]>
Commit | Line | Data |
---|---|---|
3a58abaf AM |
1 | http://sourceware.org/gdb/wiki/ProjectArcher |
2 | http://sourceware.org/gdb/wiki/ArcherBranchManagement | |
3 | ||
4 | GIT snapshot: | |
6ed6bacf | 5 | commit 42fbc89fd3a797da9880ecbc467c32f282acf31f |
3a58abaf AM |
6 | |
7 | branch `archer' - the merge of branches: | |
7566401a | 8 | archer-jankratochvil-vla |
51a5ef0f | 9 | archer-jankratochvil-watchpoint3 |
6ed6bacf AM |
10 | archer-tromey-python |
11 | archer-sergiodj-stap-fedora15jk | |
3a58abaf AM |
12 | |
13 | ||
6ed6bacf AM |
14 | Index: gdb-7.2.90.20110703/bfd/elf-bfd.h |
15 | =================================================================== | |
16 | --- gdb-7.2.90.20110703.orig/bfd/elf-bfd.h 2011-03-14 16:54:57.000000000 +0100 | |
17 | +++ gdb-7.2.90.20110703/bfd/elf-bfd.h 2011-07-03 10:33:11.000000000 +0200 | |
18 | @@ -1476,6 +1476,15 @@ enum | |
19 | Tag_compatibility = 32 | |
20 | }; | |
21 | ||
22 | +/* The following struct stores information about every SystemTap section | |
23 | + found in the object file. */ | |
24 | +struct sdt_note | |
25 | +{ | |
26 | + struct sdt_note *next; | |
27 | + bfd_size_type size; | |
28 | + bfd_byte data[1]; | |
29 | +}; | |
30 | + | |
31 | /* Some private data is stashed away for future use using the tdata pointer | |
32 | in the bfd structure. */ | |
33 | ||
34 | @@ -1633,6 +1642,11 @@ struct elf_obj_tdata | |
35 | bfd_size_type build_id_size; | |
36 | bfd_byte *build_id; | |
37 | ||
38 | + /* Linked-list containing information about every Systemtap section | |
39 | + found in the object file. Each section corresponds to one entry | |
40 | + in the list. */ | |
41 | + struct sdt_note *sdt_note_head; | |
42 | + | |
43 | /* True if the bfd contains symbols that have the STT_GNU_IFUNC | |
44 | symbol type. Used to set the osabi field in the ELF header | |
45 | structure. */ | |
46 | Index: gdb-7.2.90.20110703/bfd/elf.c | |
47 | =================================================================== | |
48 | --- gdb-7.2.90.20110703.orig/bfd/elf.c 2011-03-14 16:54:58.000000000 +0100 | |
49 | +++ gdb-7.2.90.20110703/bfd/elf.c 2011-07-03 10:33:11.000000000 +0200 | |
50 | @@ -8416,6 +8416,37 @@ elfobj_grok_gnu_note (bfd *abfd, Elf_Int | |
51 | } | |
52 | } | |
53 | ||
54 | +#define SDT_NOTE_TYPE 3 | |
55 | + | |
56 | +static bfd_boolean | |
57 | +elfobj_grok_stapsdt_note_1 (bfd *abfd, Elf_Internal_Note *note) | |
58 | +{ | |
59 | + struct sdt_note *cur = | |
60 | + (struct sdt_note *) bfd_alloc (abfd, sizeof (struct sdt_note) | |
61 | + + note->descsz); | |
62 | + | |
63 | + cur->next = (struct sdt_note *) (elf_tdata (abfd))->sdt_note_head; | |
64 | + cur->size = (bfd_size_type) note->descsz; | |
65 | + memcpy (cur->data, note->descdata, note->descsz); | |
66 | + | |
67 | + elf_tdata (abfd)->sdt_note_head = cur; | |
68 | + | |
69 | + return TRUE; | |
70 | +} | |
71 | + | |
72 | +static bfd_boolean | |
73 | +elfobj_grok_stapsdt_note (bfd *abfd, Elf_Internal_Note *note) | |
74 | +{ | |
75 | + switch (note->type) | |
76 | + { | |
77 | + case SDT_NOTE_TYPE: | |
78 | + return elfobj_grok_stapsdt_note_1 (abfd, note); | |
79 | + | |
80 | + default: | |
81 | + return TRUE; | |
82 | + } | |
83 | +} | |
84 | + | |
85 | static bfd_boolean | |
86 | elfcore_netbsd_get_lwpid (Elf_Internal_Note *note, int *lwpidp) | |
87 | { | |
88 | @@ -9189,6 +9220,12 @@ elf_parse_notes (bfd *abfd, char *buf, s | |
89 | if (! elfobj_grok_gnu_note (abfd, &in)) | |
90 | return FALSE; | |
91 | } | |
92 | + else if (in.namesz == sizeof "stapsdt" | |
93 | + && strcmp (in.namedata, "stapsdt") == 0) | |
94 | + { | |
95 | + if (! elfobj_grok_stapsdt_note (abfd, &in)) | |
96 | + return FALSE; | |
97 | + } | |
98 | break; | |
99 | } | |
100 | ||
101 | Index: gdb-7.2.90.20110703/gdb/Makefile.in | |
102 | =================================================================== | |
103 | --- gdb-7.2.90.20110703.orig/gdb/Makefile.in 2011-03-30 08:55:39.000000000 +0200 | |
104 | +++ gdb-7.2.90.20110703/gdb/Makefile.in 2011-07-03 10:33:11.000000000 +0200 | |
105 | @@ -721,8 +721,8 @@ SFILES = ada-exp.y ada-lang.c ada-typepr | |
106 | sentinel-frame.c \ | |
107 | serial.c ser-base.c ser-unix.c \ | |
108 | solib.c solib-target.c source.c \ | |
109 | - stabsread.c stack.c std-regs.c symfile.c symfile-mem.c symmisc.c \ | |
110 | - symtab.c \ | |
111 | + stabsread.c stack.c stap-probe.c std-regs.c \ | |
112 | + symfile.c symfile-mem.c symmisc.c symtab.c \ | |
113 | target.c target-descriptions.c target-memory.c \ | |
114 | thread.c top.c tracepoint.c \ | |
115 | trad-frame.c \ | |
116 | @@ -814,7 +814,7 @@ osdata.h procfs.h python/py-event.h pyth | |
117 | python/python-internal.h python/python.h ravenscar-thread.h record.h \ | |
118 | solib-darwin.h solib-ia64-hpux.h solib-spu.h windows-nat.h xcoffread.h \ | |
119 | gnulib/extra/arg-nonnull.h gnulib/extra/c++defs.h gnulib/extra/warn-on-use.h \ | |
120 | -gnulib/stddef.in.h inline-frame.h | |
121 | +gnulib/stddef.in.h inline-frame.h stap-probe.h | |
3a58abaf AM |
122 | |
123 | # Header files that already have srcdir in them, or which are in objdir. | |
124 | ||
6ed6bacf AM |
125 | @@ -899,7 +899,7 @@ COMMON_OBS = $(DEPFILES) $(CONFIG_OBS) $ |
126 | prologue-value.o memory-map.o memrange.o xml-support.o xml-syscall.o \ | |
127 | target-descriptions.o target-memory.o xml-tdesc.o xml-builtin.o \ | |
128 | inferior.o osdata.o gdb_usleep.o record.o gcore.o \ | |
129 | - jit.o progspace.o | |
130 | + jit.o progspace.o stap-probe.o | |
131 | ||
132 | TSOBS = inflow.o | |
133 | ||
134 | @@ -1320,6 +1320,12 @@ stamp-h: $(srcdir)/config.in config.stat | |
3a58abaf AM |
135 | CONFIG_LINKS= \ |
136 | $(SHELL) config.status | |
137 | ||
7566401a | 138 | +.gdbinit: $(srcdir)/gdbinit.in config.status |
3a58abaf AM |
139 | + CONFIG_FILES=".gdbinit:gdbinit.in" \ |
140 | + CONFIG_COMMANDS= \ | |
141 | + CONFIG_HEADERS= \ | |
142 | + $(SHELL) config.status | |
143 | + | |
7566401a | 144 | config.status: $(srcdir)/configure configure.tgt configure.host |
3a58abaf AM |
145 | $(SHELL) config.status --recheck |
146 | ||
6ed6bacf AM |
147 | Index: gdb-7.2.90.20110703/gdb/NEWS |
148 | =================================================================== | |
149 | --- gdb-7.2.90.20110703.orig/gdb/NEWS 2011-03-31 16:32:48.000000000 +0200 | |
150 | +++ gdb-7.2.90.20110703/gdb/NEWS 2011-07-03 10:33:11.000000000 +0200 | |
151 | @@ -36,6 +36,10 @@ | |
152 | Initial support for the OpenCL C language (http://www.khronos.org/opencl) | |
153 | has been integrated into GDB. | |
154 | ||
155 | +* GDB now has support for SystemTap <sys/sdt.h> probes. You can set a | |
156 | + breakpoint using the new "probe:" linespec and inspect the probe | |
157 | + arguments using the new $_probe_arg family of convenience variables. | |
158 | + | |
159 | * Python scripting | |
160 | ||
161 | ** The function gdb.Write now accepts an optional keyword 'stream'. | |
162 | Index: gdb-7.2.90.20110703/gdb/ada-lang.c | |
163 | =================================================================== | |
164 | --- gdb-7.2.90.20110703.orig/gdb/ada-lang.c 2011-05-17 23:26:08.000000000 +0200 | |
165 | +++ gdb-7.2.90.20110703/gdb/ada-lang.c 2011-07-03 10:33:11.000000000 +0200 | |
166 | @@ -11421,6 +11421,7 @@ ada_operator_length (const struct expres | |
3a58abaf | 167 | |
51a5ef0f PS |
168 | static int |
169 | ada_operator_check (struct expression *exp, int pos, | |
7566401a | 170 | + int (*type_func) (struct type *type, void *data), |
51a5ef0f PS |
171 | int (*objfile_func) (struct objfile *objfile, void *data), |
172 | void *data) | |
173 | { | |
6ed6bacf | 174 | @@ -11435,12 +11436,15 @@ ada_operator_check (struct expression *e |
51a5ef0f PS |
175 | break; |
176 | ||
177 | default: | |
178 | - return operator_check_standard (exp, pos, objfile_func, data); | |
7566401a ER |
179 | + return operator_check_standard (exp, pos, type_func, objfile_func, |
180 | + data); | |
51a5ef0f PS |
181 | } |
182 | ||
183 | /* Invoke callbacks for TYPE and OBJFILE if they were set as non-NULL. */ | |
184 | ||
185 | - if (type && TYPE_OBJFILE (type) | |
7566401a ER |
186 | + if (type && type_func && (*type_func) (type, data)) |
187 | + return 1; | |
188 | + if (type && TYPE_OBJFILE (type) && objfile_func | |
51a5ef0f PS |
189 | && (*objfile_func) (TYPE_OBJFILE (type), data)) |
190 | return 1; | |
191 | ||
6ed6bacf AM |
192 | Index: gdb-7.2.90.20110703/gdb/amd64-linux-nat.c |
193 | =================================================================== | |
194 | --- gdb-7.2.90.20110703.orig/gdb/amd64-linux-nat.c 2011-01-07 20:36:15.000000000 +0100 | |
195 | +++ gdb-7.2.90.20110703/gdb/amd64-linux-nat.c 2011-07-03 10:33:11.000000000 +0200 | |
196 | @@ -265,18 +265,11 @@ amd64_linux_store_inferior_registers (st | |
197 | \f | |
198 | /* Support for debug registers. */ | |
199 | ||
200 | -static unsigned long amd64_linux_dr[DR_CONTROL + 1]; | |
201 | - | |
202 | static unsigned long | |
203 | -amd64_linux_dr_get (ptid_t ptid, int regnum) | |
204 | +amd64_linux_dr_get (int tid, int regnum) | |
205 | { | |
206 | - int tid; | |
207 | unsigned long value; | |
208 | ||
209 | - tid = TIDGET (ptid); | |
210 | - if (tid == 0) | |
211 | - tid = PIDGET (ptid); | |
212 | - | |
213 | /* FIXME: kettenis/2001-03-27: Calling perror_with_name if the | |
214 | ptrace call fails breaks debugging remote targets. The correct | |
215 | way to fix this is to add the hardware breakpoint and watchpoint | |
216 | @@ -298,14 +291,8 @@ amd64_linux_dr_get (ptid_t ptid, int reg | |
217 | /* Set debug register REGNUM to VALUE in only the one LWP of PTID. */ | |
218 | ||
219 | static void | |
220 | -amd64_linux_dr_set (ptid_t ptid, int regnum, unsigned long value) | |
221 | +amd64_linux_dr_set (int tid, int regnum, unsigned long value) | |
222 | { | |
223 | - int tid; | |
224 | - | |
225 | - tid = TIDGET (ptid); | |
226 | - if (tid == 0) | |
227 | - tid = PIDGET (ptid); | |
228 | - | |
229 | errno = 0; | |
230 | ptrace (PTRACE_POKEUSER, tid, | |
231 | offsetof (struct user, u_debugreg[regnum]), value); | |
232 | @@ -313,35 +300,96 @@ amd64_linux_dr_set (ptid_t ptid, int reg | |
233 | perror_with_name (_("Couldn't write debug register")); | |
3a58abaf AM |
234 | } |
235 | ||
6ed6bacf AM |
236 | -/* Set DR_CONTROL to ADDR in all LWPs of LWP_LIST. */ |
237 | +/* Helper for amd64_linux_dr_set_control. */ | |
238 | + | |
239 | +static void | |
240 | +amd64_linux_dr_set_control_callback (int tid, void *control_voidp) | |
241 | +{ | |
242 | + unsigned long control = *(unsigned long *) control_voidp; | |
243 | + | |
244 | + amd64_linux_dr_set (tid, DR_CONTROL, control); | |
245 | +} | |
246 | + | |
247 | +static void amd64_linux_dr_set_addr (int regnum, CORE_ADDR addr); | |
248 | + | |
249 | +/* Set DR_CONTROL to ADDR in all LWPs of CURRENT_INFERIOR. */ | |
250 | ||
251 | static void | |
252 | amd64_linux_dr_set_control (unsigned long control) | |
253 | { | |
254 | - struct lwp_info *lp; | |
255 | - ptid_t ptid; | |
256 | + int inferior_pid = ptid_get_pid (inferior_ptid); | |
257 | + struct inferior *inf = current_inferior (); | |
258 | + | |
259 | + /* Are we detaching breakpoints from a fork-ed child? | |
260 | + See linux_nat_iterate_watchpoint_lwps for the fork-ed child description. | |
261 | + The i386 counterpart is i386_linux_dr_set_control. */ | |
262 | + if (inf->pid != inferior_pid) | |
263 | + { | |
264 | + struct i386_dr_mirror *dr_mirror = i386_dr_mirror_get (); | |
265 | + int i; | |
266 | + | |
267 | + /* There were two changes in Linux kernel 2.6.33 by the commit: | |
268 | + 72f674d203cd230426437cdcf7dd6f681dad8b0d | |
269 | + | |
270 | + (1) After fork/vfork/clone the new task no longer inherits the debug | |
271 | + registers. It has them zeroed instead. Either case is OK for GDB as | |
272 | + GDB already registers a fix up by linux_nat_set_new_thread. | |
273 | + | |
274 | + (2) If you enable a breakpoint by the CONTROL bits you have already | |
275 | + written its ADDRESS. Otherwise Linux kernel will report EINVAL. | |
276 | + For this case the workaround here ensures that during resetting | |
277 | + (detaching) watchpoints for a fork-ed child we can set CONTROL | |
278 | + arbitrarily as the addresses get pre-set here just to be sure. | |
279 | + | |
280 | + The second issue is hopefully going to be fixed in Linux kernel: | |
281 | + https://bugzilla.redhat.com/show_bug.cgi?id=660204 */ | |
282 | + | |
283 | + if (!dr_mirror->addr_preset) | |
284 | + { | |
285 | + dr_mirror->addr_preset = 1; | |
286 | + | |
287 | + for (i = 0; i < DR_LASTADDR - DR_FIRSTADDR; i++) | |
288 | + amd64_linux_dr_set_addr (i, dr_mirror->addr[i]); | |
289 | + } | |
290 | + } | |
291 | + | |
292 | + linux_nat_iterate_watchpoint_lwps (amd64_linux_dr_set_control_callback, | |
293 | + &control); | |
294 | +} | |
295 | + | |
296 | +/* Helper for amd64_linux_dr_set_addr. */ | |
297 | + | |
298 | +struct amd64_linux_dr_set_addr_data | |
299 | + { | |
300 | + int regnum; | |
301 | + CORE_ADDR addr; | |
302 | + }; | |
7566401a ER |
303 | + |
304 | +static void | |
6ed6bacf | 305 | +amd64_linux_dr_set_addr_callback (int tid, void *datap_voidp) |
7566401a | 306 | +{ |
6ed6bacf AM |
307 | + const struct amd64_linux_dr_set_addr_data *datap = datap_voidp; |
308 | ||
309 | - amd64_linux_dr[DR_CONTROL] = control; | |
310 | - ALL_LWPS (lp, ptid) | |
311 | - amd64_linux_dr_set (ptid, DR_CONTROL, control); | |
312 | + amd64_linux_dr_set (tid, DR_FIRSTADDR + datap->regnum, datap->addr); | |
313 | } | |
314 | ||
315 | -/* Set address REGNUM (zero based) to ADDR in all LWPs of LWP_LIST. */ | |
316 | +/* Set address REGNUM (zero based) to ADDR in all LWPs of CURRENT_INFERIOR. | |
317 | + */ | |
318 | ||
319 | static void | |
320 | amd64_linux_dr_set_addr (int regnum, CORE_ADDR addr) | |
321 | { | |
322 | - struct lwp_info *lp; | |
323 | - ptid_t ptid; | |
324 | + struct amd64_linux_dr_set_addr_data data; | |
325 | ||
326 | gdb_assert (regnum >= 0 && regnum <= DR_LASTADDR - DR_FIRSTADDR); | |
327 | ||
328 | - amd64_linux_dr[DR_FIRSTADDR + regnum] = addr; | |
329 | - ALL_LWPS (lp, ptid) | |
330 | - amd64_linux_dr_set (ptid, DR_FIRSTADDR + regnum, addr); | |
331 | + data.regnum = regnum; | |
332 | + data.addr = addr; | |
333 | + linux_nat_iterate_watchpoint_lwps (amd64_linux_dr_set_addr_callback, &data); | |
334 | } | |
335 | ||
336 | -/* Set address REGNUM (zero based) to zero in all LWPs of LWP_LIST. */ | |
337 | +/* Set address REGNUM (zero based) to zero in all LWPs of CURRENT_INFERIOR. | |
338 | + */ | |
339 | ||
340 | static void | |
341 | amd64_linux_dr_reset_addr (int regnum) | |
342 | @@ -354,37 +402,54 @@ amd64_linux_dr_reset_addr (int regnum) | |
343 | static unsigned long | |
344 | amd64_linux_dr_get_status (void) | |
345 | { | |
346 | - return amd64_linux_dr_get (inferior_ptid, DR_STATUS); | |
347 | + int tid; | |
348 | + | |
349 | + tid = TIDGET (inferior_ptid); | |
350 | + if (tid == 0) | |
351 | + tid = PIDGET (inferior_ptid); | |
352 | + | |
353 | + return amd64_linux_dr_get (tid, DR_STATUS); | |
354 | } | |
355 | ||
356 | -/* Unset MASK bits in DR_STATUS in all LWPs of LWP_LIST. */ | |
357 | +/* Helper for amd64_linux_dr_unset_status. */ | |
358 | ||
359 | static void | |
360 | -amd64_linux_dr_unset_status (unsigned long mask) | |
361 | +amd64_linux_dr_unset_status_callback (int tid, void *mask_voidp) | |
362 | { | |
363 | - struct lwp_info *lp; | |
364 | - ptid_t ptid; | |
365 | - | |
366 | - ALL_LWPS (lp, ptid) | |
367 | - { | |
368 | - unsigned long value; | |
369 | + unsigned long mask = *(unsigned long *) mask_voidp; | |
370 | + unsigned long value; | |
371 | ||
372 | - value = amd64_linux_dr_get (ptid, DR_STATUS); | |
373 | - value &= ~mask; | |
374 | - amd64_linux_dr_set (ptid, DR_STATUS, value); | |
375 | - } | |
376 | + value = amd64_linux_dr_get (tid, DR_STATUS); | |
377 | + value &= ~mask; | |
378 | + amd64_linux_dr_set (tid, DR_STATUS, value); | |
379 | } | |
380 | ||
381 | +/* Unset MASK bits in DR_STATUS in all LWPs of CURRENT_INFERIOR. */ | |
7566401a | 382 | + |
6ed6bacf AM |
383 | +static void |
384 | +amd64_linux_dr_unset_status (unsigned long mask) | |
385 | +{ | |
386 | + linux_nat_iterate_watchpoint_lwps (amd64_linux_dr_unset_status_callback, | |
387 | + &mask); | |
7566401a | 388 | +} |
51a5ef0f | 389 | |
7566401a ER |
390 | static void |
391 | amd64_linux_new_thread (ptid_t ptid) | |
6ed6bacf AM |
392 | { |
393 | - int i; | |
394 | + struct i386_dr_mirror *dr_mirror = i386_dr_mirror_get (); | |
395 | + int i, tid; | |
396 | + | |
397 | + /* Verify DR_MIRROR is valid. */ | |
398 | + gdb_assert (PIDGET (ptid) == PIDGET (inferior_ptid)); | |
399 | + | |
400 | + tid = TIDGET (ptid); | |
401 | + if (tid == 0) | |
402 | + tid = PIDGET (ptid); | |
403 | ||
404 | - for (i = DR_FIRSTADDR; i <= DR_LASTADDR; i++) | |
405 | - amd64_linux_dr_set (ptid, i, amd64_linux_dr[i]); | |
406 | + for (i = 0; i < DR_LASTADDR - DR_FIRSTADDR; i++) | |
407 | + amd64_linux_dr_set (tid, DR_FIRSTADDR + i, dr_mirror->addr[i]); | |
408 | ||
409 | - amd64_linux_dr_set (ptid, DR_CONTROL, amd64_linux_dr[DR_CONTROL]); | |
410 | + amd64_linux_dr_set (tid, DR_CONTROL, dr_mirror->control); | |
411 | } | |
412 | \f | |
413 | ||
414 | Index: gdb-7.2.90.20110703/gdb/ax-gdb.c | |
415 | =================================================================== | |
416 | --- gdb-7.2.90.20110703.orig/gdb/ax-gdb.c 2011-02-24 08:39:47.000000000 +0100 | |
417 | +++ gdb-7.2.90.20110703/gdb/ax-gdb.c 2011-07-03 10:33:11.000000000 +0200 | |
418 | @@ -2001,7 +2001,8 @@ gen_expr (struct expression *exp, union | |
419 | ||
420 | case OP_INTERNALVAR: | |
421 | { | |
422 | - const char *name = internalvar_name ((*pc)[1].internalvar); | |
423 | + struct internalvar *var = (*pc)[1].internalvar; | |
424 | + const char *name = internalvar_name (var); | |
425 | struct trace_state_variable *tsv; | |
426 | ||
427 | (*pc) += 3; | |
428 | @@ -2015,7 +2016,7 @@ gen_expr (struct expression *exp, union | |
429 | value->kind = axs_rvalue; | |
430 | value->type = builtin_type (exp->gdbarch)->builtin_long_long; | |
431 | } | |
432 | - else | |
433 | + else if (! compile_internalvar_to_ax (var, ax, value)) | |
434 | error (_("$%s is not a trace state variable; GDB agent " | |
435 | "expressions cannot use convenience variables."), name); | |
436 | } | |
437 | Index: gdb-7.2.90.20110703/gdb/block.c | |
438 | =================================================================== | |
439 | --- gdb-7.2.90.20110703.orig/gdb/block.c 2011-01-01 16:32:57.000000000 +0100 | |
440 | +++ gdb-7.2.90.20110703/gdb/block.c 2011-07-03 10:33:11.000000000 +0200 | |
441 | @@ -322,3 +322,21 @@ allocate_block (struct obstack *obstack) | |
3a58abaf | 442 | |
7566401a | 443 | return bl; |
3a58abaf | 444 | } |
3a58abaf | 445 | + |
7566401a ER |
446 | +/* Return OBJFILE in which BLOCK is located or NULL if we cannot find it for |
447 | + whatever reason. */ | |
448 | + | |
449 | +struct objfile * | |
450 | +block_objfile (const struct block *block) | |
3a58abaf | 451 | +{ |
7566401a | 452 | + struct symbol *func; |
3a58abaf | 453 | + |
7566401a ER |
454 | + if (block == NULL) |
455 | + return NULL; | |
3a58abaf | 456 | + |
7566401a ER |
457 | + func = block_linkage_function (block); |
458 | + if (func == NULL) | |
459 | + return NULL; | |
460 | + | |
461 | + return SYMBOL_SYMTAB (func)->objfile; | |
462 | +} | |
6ed6bacf AM |
463 | Index: gdb-7.2.90.20110703/gdb/block.h |
464 | =================================================================== | |
465 | --- gdb-7.2.90.20110703.orig/gdb/block.h 2011-01-01 16:32:57.000000000 +0100 | |
466 | +++ gdb-7.2.90.20110703/gdb/block.h 2011-07-03 10:33:11.000000000 +0200 | |
467 | @@ -167,4 +167,6 @@ extern const struct block *block_global_ | |
7566401a ER |
468 | |
469 | extern struct block *allocate_block (struct obstack *obstack); | |
470 | ||
471 | +extern struct objfile *block_objfile (const struct block *block); | |
472 | + | |
473 | #endif /* BLOCK_H */ | |
6ed6bacf AM |
474 | Index: gdb-7.2.90.20110703/gdb/breakpoint.c |
475 | =================================================================== | |
476 | --- gdb-7.2.90.20110703.orig/gdb/breakpoint.c 2011-07-02 21:33:09.000000000 +0200 | |
477 | +++ gdb-7.2.90.20110703/gdb/breakpoint.c 2011-07-03 10:35:09.000000000 +0200 | |
478 | @@ -63,6 +63,8 @@ | |
7566401a ER |
479 | #include "jit.h" |
480 | #include "xml-syscall.h" | |
51a5ef0f | 481 | #include "parser-defs.h" |
6ed6bacf AM |
482 | +#include "gdb_regex.h" |
483 | +#include "stap-probe.h" | |
484 | #include "cli/cli-utils.h" | |
7566401a ER |
485 | |
486 | /* readline include files */ | |
6ed6bacf | 487 | @@ -107,6 +109,9 @@ static void break_command_1 (char *, int |
7566401a | 488 | |
51a5ef0f | 489 | static void mention (struct breakpoint *); |
7566401a | 490 | |
51a5ef0f PS |
491 | +static struct bp_location *add_location_to_breakpoint (struct breakpoint *b, |
492 | + const struct symtab_and_line *sal); | |
493 | + | |
6ed6bacf AM |
494 | /* This function is used in gdbtk sources and thus can not be made |
495 | static. */ | |
51a5ef0f | 496 | struct breakpoint *set_raw_breakpoint (struct gdbarch *gdbarch, |
6ed6bacf AM |
497 | @@ -1249,6 +1254,9 @@ update_watchpoint (struct breakpoint *b, |
498 | if (!watchpoint_in_thread_scope (b)) | |
499 | return; | |
3a58abaf | 500 | |
6ed6bacf AM |
501 | + if (b->pspace != current_program_space) |
502 | + return; | |
3a58abaf | 503 | + |
6ed6bacf AM |
504 | if (b->disposition == disp_del_at_next_stop) |
505 | return; | |
506 | ||
507 | @@ -1520,6 +1528,40 @@ should_be_inserted (struct bp_location * | |
508 | return 1; | |
7566401a | 509 | } |
3a58abaf | 510 | |
6ed6bacf | 511 | +/* See the comment in breakpoint.h. */ |
3a58abaf | 512 | + |
7566401a | 513 | +void |
6ed6bacf | 514 | +modify_semaphore (struct bp_location *loc, int set) |
3a58abaf | 515 | +{ |
6ed6bacf AM |
516 | + struct gdbarch *arch = loc->gdbarch; |
517 | + gdb_byte bytes[sizeof (LONGEST)]; | |
518 | + /* The ABI specifies "unsigned short". */ | |
519 | + struct type *type = builtin_type (arch)->builtin_unsigned_short; | |
520 | + CORE_ADDR address = loc->semaphore; | |
521 | + ULONGEST value; | |
3a58abaf | 522 | + |
6ed6bacf AM |
523 | + if (address == 0) |
524 | + return; | |
3a58abaf | 525 | + |
6ed6bacf AM |
526 | + /* Swallow errors. */ |
527 | + if (target_read_memory (address, bytes, TYPE_LENGTH (type)) != 0) | |
528 | + return; | |
7566401a | 529 | + |
6ed6bacf AM |
530 | + value = extract_unsigned_integer (bytes, TYPE_LENGTH (type), |
531 | + gdbarch_byte_order (arch)); | |
532 | + /* Note that we explicitly don't worry about overflow or | |
533 | + underflow. */ | |
534 | + if (set) | |
535 | + ++value; | |
536 | + else | |
537 | + --value; | |
3a58abaf | 538 | + |
6ed6bacf AM |
539 | + store_unsigned_integer (bytes, TYPE_LENGTH (type), |
540 | + gdbarch_byte_order (arch), value); | |
541 | + | |
542 | + target_write_memory (address, bytes, TYPE_LENGTH (type)); | |
3a58abaf AM |
543 | +} |
544 | + | |
6ed6bacf AM |
545 | /* Insert a low-level "breakpoint" of some type. BL is the breakpoint |
546 | location. Any error messages are printed to TMP_ERROR_STREAM; and | |
547 | DISABLED_BREAKS, and HW_BREAKPOINT_ERROR are used to report problems. | |
548 | @@ -1616,6 +1658,8 @@ insert_bp_location (struct bp_location * | |
549 | else | |
550 | val = target_insert_breakpoint (bl->gdbarch, | |
551 | &bl->target_info); | |
552 | + | |
553 | + modify_semaphore (bl, 1); | |
554 | } | |
555 | else | |
556 | { | |
557 | @@ -1870,6 +1914,7 @@ insert_breakpoint_locations (void) | |
558 | int val = 0; | |
559 | int disabled_breaks = 0; | |
560 | int hw_breakpoint_error = 0; | |
561 | + struct program_space *saved_current_program_space = current_program_space; | |
562 | ||
563 | struct ui_file *tmp_error_stream = mem_fileopen (); | |
564 | struct cleanup *cleanups = make_cleanup_ui_file_delete (tmp_error_stream); | |
565 | @@ -1897,9 +1942,13 @@ insert_breakpoint_locations (void) | |
566 | /* For targets that support global breakpoints, there's no need | |
567 | to select an inferior to insert breakpoint to. In fact, even | |
568 | if we aren't attached to any process yet, we should still | |
569 | - insert breakpoints. */ | |
570 | + insert breakpoints. | |
571 | + | |
572 | + Also inserting breakpoints into inappropriate inferior must be | |
573 | + prevented. */ | |
574 | if (!gdbarch_has_global_breakpoints (target_gdbarch) | |
575 | - && ptid_equal (inferior_ptid, null_ptid)) | |
576 | + && (ptid_equal (inferior_ptid, null_ptid) | |
577 | + || bl->pspace != saved_current_program_space)) | |
7566401a | 578 | continue; |
3a58abaf | 579 | |
6ed6bacf AM |
580 | val = insert_bp_location (bl, tmp_error_stream, &disabled_breaks, |
581 | @@ -1923,13 +1972,19 @@ insert_breakpoint_locations (void) | |
3a58abaf | 582 | |
6ed6bacf AM |
583 | if (bpt->disposition == disp_del_at_next_stop) |
584 | continue; | |
585 | - | |
51a5ef0f | 586 | + |
6ed6bacf AM |
587 | for (loc = bpt->loc; loc; loc = loc->next) |
588 | - if (!loc->inserted && should_be_inserted (loc)) | |
589 | - { | |
590 | - some_failed = 1; | |
591 | - break; | |
592 | - } | |
593 | + { | |
594 | + /* Verify the first loop above really tried to insert this LOC. */ | |
595 | + if (!loc->inserted && should_be_inserted (loc) | |
596 | + && (gdbarch_has_global_breakpoints (target_gdbarch) | |
597 | + || (!ptid_equal (inferior_ptid, null_ptid) | |
598 | + && loc->pspace == saved_current_program_space))) | |
599 | + { | |
600 | + some_failed = 1; | |
601 | + break; | |
602 | + } | |
603 | + } | |
604 | if (some_failed) | |
605 | { | |
606 | for (loc = bpt->loc; loc; loc = loc->next) | |
607 | @@ -2111,15 +2166,24 @@ struct breakpoint_objfile_data | |
608 | /* Minimal symbol(s) for "longjmp", "siglongjmp", etc. (if any). */ | |
609 | struct minimal_symbol *longjmp_msym[NUM_LONGJMP_NAMES]; | |
7566401a | 610 | |
6ed6bacf AM |
611 | + /* SystemTap probe point for longjmp (if any). */ |
612 | + const struct stap_probe *longjmp_probe; | |
3a58abaf | 613 | + |
6ed6bacf AM |
614 | /* Minimal symbol for "std::terminate()" (if any). */ |
615 | struct minimal_symbol *terminate_msym; | |
51a5ef0f | 616 | |
6ed6bacf AM |
617 | /* Minimal symbol for "_Unwind_DebugHook" (if any). */ |
618 | struct minimal_symbol *exception_msym; | |
51a5ef0f | 619 | + |
6ed6bacf AM |
620 | + /* SystemTap probe point for unwinding (if any). */ |
621 | + const struct stap_probe *exception_probe; | |
622 | }; | |
51a5ef0f | 623 | |
6ed6bacf | 624 | static const struct objfile_data *breakpoint_objfile_key; |
3a58abaf | 625 | |
6ed6bacf AM |
626 | +/* SystemTap probe not found sentinel. */ |
627 | +static const struct stap_probe probe_not_found; | |
628 | + | |
629 | /* Minimal symbol not found sentinel. */ | |
630 | static struct minimal_symbol msym_not_found; | |
3a58abaf | 631 | |
6ed6bacf | 632 | @@ -2227,6 +2291,29 @@ create_longjmp_master_breakpoint (void) |
7566401a | 633 | |
6ed6bacf | 634 | bp_objfile_data = get_breakpoint_objfile_data (objfile); |
7566401a | 635 | |
6ed6bacf AM |
636 | + if (bp_objfile_data->longjmp_probe != &probe_not_found) |
637 | + { | |
638 | + if (bp_objfile_data->longjmp_probe == NULL) | |
639 | + bp_objfile_data->longjmp_probe | |
640 | + = find_probe_in_objfile (objfile, "libc", "longjmp"); | |
641 | + | |
642 | + if (bp_objfile_data->longjmp_probe) | |
51a5ef0f | 643 | + { |
6ed6bacf AM |
644 | + struct breakpoint *b; |
645 | + struct gdbarch *gdbarch = get_objfile_arch (objfile); | |
646 | + | |
647 | + b = create_internal_breakpoint (gdbarch, | |
648 | + bp_objfile_data->longjmp_probe->address, | |
649 | + bp_longjmp_master); | |
650 | + b->addr_string = xstrdup ("probe:libc:longjmp"); | |
651 | + b->enable_state = bp_disabled; | |
652 | + | |
51a5ef0f PS |
653 | + continue; |
654 | + } | |
6ed6bacf AM |
655 | + else |
656 | + bp_objfile_data->longjmp_probe = &probe_not_found; | |
51a5ef0f | 657 | + } |
51a5ef0f | 658 | + |
6ed6bacf AM |
659 | for (i = 0; i < NUM_LONGJMP_NAMES; i++) |
660 | { | |
661 | struct breakpoint *b; | |
662 | @@ -2335,6 +2422,31 @@ create_exception_master_breakpoint (void | |
51a5ef0f | 663 | |
6ed6bacf | 664 | bp_objfile_data = get_breakpoint_objfile_data (objfile); |
51a5ef0f | 665 | |
6ed6bacf AM |
666 | + /* We prefer the SystemTap probe point if it exists. */ |
667 | + if (bp_objfile_data->exception_probe != &probe_not_found) | |
51a5ef0f | 668 | + { |
6ed6bacf AM |
669 | + if (bp_objfile_data->exception_probe == NULL) |
670 | + bp_objfile_data->exception_probe | |
671 | + = find_probe_in_objfile (objfile, "libgcc", "unwind"); | |
51a5ef0f | 672 | + |
6ed6bacf | 673 | + if (bp_objfile_data->exception_probe) |
51a5ef0f | 674 | + { |
6ed6bacf AM |
675 | + struct breakpoint *b; |
676 | + struct gdbarch *gdbarch = get_objfile_arch (objfile); | |
677 | + | |
678 | + b = create_internal_breakpoint (gdbarch, | |
679 | + bp_objfile_data->exception_probe->address, | |
680 | + bp_exception_master); | |
681 | + b->addr_string = xstrdup ("probe:libgcc:unwind"); | |
682 | + b->enable_state = bp_disabled; | |
683 | + continue; | |
51a5ef0f | 684 | + } |
6ed6bacf AM |
685 | + else |
686 | + bp_objfile_data->exception_probe = &probe_not_found; | |
51a5ef0f PS |
687 | + } |
688 | + | |
6ed6bacf AM |
689 | + /* Otherwise, try the hook function. */ |
690 | + | |
691 | if (msym_not_found_p (bp_objfile_data->exception_msym)) | |
692 | continue; | |
7566401a | 693 | |
6ed6bacf AM |
694 | @@ -2553,6 +2665,8 @@ remove_breakpoint_1 (struct bp_location |
695 | val = target_remove_hw_breakpoint (bl->gdbarch, &bl->target_info); | |
696 | else | |
697 | val = target_remove_breakpoint (bl->gdbarch, &bl->target_info); | |
698 | + | |
699 | + modify_semaphore (bl, 0); | |
700 | } | |
701 | else | |
702 | { | |
703 | @@ -5902,6 +6016,7 @@ set_raw_breakpoint (struct gdbarch *gdba | |
704 | b->loc->requested_address = sal.pc; | |
705 | b->loc->address = adjusted_address; | |
706 | b->loc->pspace = sal.pspace; | |
707 | + b->loc->semaphore = sal.semaphore; | |
708 | ||
709 | /* Store the program space that was used to set the breakpoint, for | |
710 | breakpoint resetting. */ | |
711 | @@ -7056,6 +7171,7 @@ clone_momentary_breakpoint (struct break | |
712 | copy->loc->address = orig->loc->address; | |
713 | copy->loc->section = orig->loc->section; | |
714 | copy->loc->pspace = orig->loc->pspace; | |
715 | + copy->loc->semaphore = orig->loc->semaphore; | |
716 | ||
717 | if (orig->source_file == NULL) | |
718 | copy->source_file = NULL; | |
719 | @@ -7279,6 +7395,7 @@ add_location_to_breakpoint (struct break | |
720 | loc->address = adjust_breakpoint_address (loc->gdbarch, | |
721 | loc->requested_address, b->type); | |
722 | loc->pspace = sal->pspace; | |
723 | + loc->semaphore = sal->semaphore; | |
51a5ef0f PS |
724 | gdb_assert (loc->pspace != NULL); |
725 | loc->section = sal->section; | |
726 | ||
6ed6bacf | 727 | @@ -7628,6 +7745,16 @@ create_breakpoints_sal (struct gdbarch * |
7566401a | 728 | { |
6ed6bacf | 729 | int i; |
7566401a | 730 | |
6ed6bacf AM |
731 | + if (canonical->pre_expanded) |
732 | + { | |
733 | + create_breakpoint_sal (gdbarch, sals, canonical->canonical[0], | |
734 | + cond_string, type, disposition, | |
735 | + thread, task, ignore_count, ops, | |
736 | + from_tty, enabled, internal, | |
737 | + canonical->special_display); | |
738 | + return; | |
739 | + } | |
3a58abaf | 740 | + |
6ed6bacf AM |
741 | for (i = 0; i < sals.nelts; ++i) |
742 | { | |
743 | struct symtabs_and_lines expanded = | |
744 | @@ -8148,7 +8275,7 @@ create_breakpoint (struct gdbarch *gdbar | |
745 | mention (b); | |
7566401a | 746 | } |
6ed6bacf AM |
747 | |
748 | - if (sals.nelts > 1) | |
749 | + if (sals.nelts > 1 && !canonical.pre_expanded) | |
7566401a | 750 | { |
6ed6bacf AM |
751 | warning (_("Multiple breakpoints were set.\nUse the " |
752 | "\"delete\" command to delete unwanted breakpoints.")); | |
753 | @@ -9020,6 +9147,7 @@ watch_command_1 (char *arg, int accessfl | |
754 | b = set_raw_breakpoint_without_location (NULL, bp_type); | |
755 | set_breakpoint_number (internal, b); | |
756 | b->thread = thread; | |
757 | + b->pspace = current_program_space; | |
758 | b->disposition = disp_donttouch; | |
759 | b->exp = exp; | |
760 | b->exp_valid_block = exp_valid_block; | |
761 | @@ -10182,6 +10310,9 @@ update_global_location_list (int should_ | |
762 | int keep_in_target = 0; | |
763 | int removed = 0; | |
764 | ||
765 | + if (old_loc->pspace != current_program_space) | |
766 | + continue; | |
767 | + | |
768 | /* Skip LOCP entries which will definitely never be needed. | |
769 | Stop either at or being the one matching OLD_LOC. */ | |
770 | while (locp < bp_location + bp_location_count | |
771 | @@ -10946,12 +11077,14 @@ update_breakpoint_locations (struct brea | |
772 | On return, FOUND will be 1 if any SaL was found, zero otherwise. */ | |
773 | ||
774 | static struct symtabs_and_lines | |
775 | -addr_string_to_sals (struct breakpoint *b, char *addr_string, int *found) | |
776 | +addr_string_to_sals (struct breakpoint *b, char *addr_string, int *found, | |
777 | + int *pre_expanded) | |
778 | { | |
779 | char *s; | |
780 | int marker_spec; | |
781 | struct symtabs_and_lines sals = {0}; | |
782 | struct gdb_exception e; | |
783 | + int my_pre_expanded = 0; | |
784 | ||
785 | s = addr_string; | |
786 | marker_spec = b->type == bp_static_tracepoint && is_marker_spec (s); | |
787 | @@ -10970,7 +11103,27 @@ addr_string_to_sals (struct breakpoint * | |
788 | error (_("marker %s not found"), b->static_trace_marker_id); | |
789 | } | |
790 | else | |
791 | - sals = decode_line_1 (&s, 1, (struct symtab *) NULL, 0, NULL); | |
ab050a48 | 792 | + { |
6ed6bacf | 793 | + struct linespec_result canonical; |
3a58abaf | 794 | + |
6ed6bacf AM |
795 | + init_linespec_result (&canonical); |
796 | + sals = decode_line_1 (&s, 1, (struct symtab *) NULL, 0, | |
797 | + &canonical); | |
798 | + | |
799 | + /* We don't need the contents. */ | |
800 | + if (canonical.canonical) | |
801 | + { | |
802 | + int i; | |
803 | + | |
804 | + for (i = 0; i < sals.nelts; ++i) | |
805 | + xfree (canonical.canonical[i]); | |
806 | + xfree (canonical.canonical); | |
807 | + } | |
808 | + | |
809 | + my_pre_expanded = canonical.pre_expanded; | |
810 | + if (pre_expanded) | |
811 | + *pre_expanded = my_pre_expanded; | |
7566401a | 812 | + } |
3a58abaf | 813 | } |
6ed6bacf | 814 | if (e.reason < 0) |
51a5ef0f | 815 | { |
6ed6bacf | 816 | @@ -11003,7 +11156,7 @@ addr_string_to_sals (struct breakpoint * |
3a58abaf | 817 | |
6ed6bacf AM |
818 | if (e.reason == 0 || e.error != NOT_FOUND_ERROR) |
819 | { | |
820 | - gdb_assert (sals.nelts == 1); | |
821 | + gdb_assert (my_pre_expanded || sals.nelts == 1); | |
822 | ||
823 | resolve_sal_pc (&sals.sals[0]); | |
824 | if (b->condition_not_parsed && s && s[0]) | |
825 | @@ -11044,22 +11197,27 @@ re_set_breakpoint (struct breakpoint *b) | |
826 | struct symtabs_and_lines expanded = {0}; | |
827 | struct symtabs_and_lines expanded_end = {0}; | |
828 | struct cleanup *cleanups = make_cleanup (null_cleanup, NULL); | |
829 | + int pre_expanded = 0; | |
830 | ||
831 | input_radix = b->input_radix; | |
832 | save_current_space_and_thread (); | |
833 | switch_to_program_space_and_thread (b->pspace); | |
834 | set_language (b->language); | |
835 | ||
836 | - sals = addr_string_to_sals (b, b->addr_string, &found); | |
837 | + sals = addr_string_to_sals (b, b->addr_string, &found, &pre_expanded); | |
838 | if (found) | |
839 | { | |
840 | make_cleanup (xfree, sals.sals); | |
841 | - expanded = expand_line_sal_maybe (sals.sals[0]); | |
842 | + if (pre_expanded) | |
843 | + expanded = sals; | |
844 | + else | |
845 | + expanded = expand_line_sal_maybe (sals.sals[0]); | |
7566401a | 846 | } |
3a58abaf | 847 | |
6ed6bacf AM |
848 | if (b->addr_string_range_end) |
849 | { | |
850 | - sals_end = addr_string_to_sals (b, b->addr_string_range_end, &found); | |
851 | + sals_end = addr_string_to_sals (b, b->addr_string_range_end, &found, | |
852 | + NULL); | |
853 | if (found) | |
854 | { | |
855 | make_cleanup (xfree, sals_end.sals); | |
856 | @@ -12496,6 +12654,24 @@ all_tracepoints (void) | |
7566401a | 857 | return tp_vec; |
3a58abaf | 858 | } |
3a58abaf | 859 | |
6ed6bacf | 860 | +#if 0 |
7566401a ER |
861 | +/* Call type_mark_used for any TYPEs referenced from this GDB source file. */ |
862 | + | |
863 | +static void | |
864 | +breakpoint_types_mark_used (void) | |
865 | +{ | |
866 | + struct breakpoint *b; | |
3a58abaf | 867 | + |
7566401a ER |
868 | + ALL_BREAKPOINTS (b) |
869 | + { | |
870 | + if (b->exp) | |
871 | + exp_types_mark_used (b->exp); | |
872 | + if (b->val) | |
873 | + type_mark_used (value_type (b->val)); | |
874 | + } | |
875 | +} | |
6ed6bacf | 876 | +#endif |
3a58abaf | 877 | + |
7566401a | 878 | \f |
6ed6bacf AM |
879 | /* This help string is used for the break, hbreak, tbreak and thbreak |
880 | commands. It is defined as a macro to prevent duplication. | |
881 | @@ -13131,4 +13307,7 @@ range (including START-LOCATION and END- | |
7566401a | 882 | automatic_hardware_breakpoints = 1; |
3a58abaf | 883 | |
7566401a | 884 | observer_attach_about_to_proceed (breakpoint_about_to_proceed); |
6ed6bacf | 885 | +#if 0 |
7566401a | 886 | + observer_attach_mark_used (breakpoint_types_mark_used); |
6ed6bacf AM |
887 | +#endif |
888 | } | |
889 | Index: gdb-7.2.90.20110703/gdb/breakpoint.h | |
890 | =================================================================== | |
891 | --- gdb-7.2.90.20110703.orig/gdb/breakpoint.h 2011-05-17 23:25:56.000000000 +0200 | |
892 | +++ gdb-7.2.90.20110703/gdb/breakpoint.h 2011-07-03 10:33:11.000000000 +0200 | |
893 | @@ -363,6 +363,11 @@ struct bp_location | |
894 | processor's architectual constraints. */ | |
895 | CORE_ADDR requested_address; | |
896 | ||
897 | + /* If the location comes from a SystemTap probe point, and the probe | |
898 | + has an associated semaphore variable, then this is the address of | |
899 | + the semaphore. Otherwise, this is zero. */ | |
900 | + CORE_ADDR semaphore; | |
901 | + | |
902 | char *function_name; | |
903 | ||
904 | /* Details of the placed breakpoint, when inserted. */ | |
905 | @@ -1237,4 +1242,11 @@ extern struct breakpoint *iterate_over_b | |
906 | ||
907 | extern int user_breakpoint_p (struct breakpoint *); | |
908 | ||
909 | +/* Set or clear a SystemTap semaphore. LOC is the location which may | |
910 | + hold a semaphore. SET is non-zero if the semaphore should be set, | |
911 | + or zero if the semaphore should be cleared. Semaphores act as | |
912 | + reference counters, so calls to this function must be paired. */ | |
913 | + | |
914 | +extern void modify_semaphore (struct bp_location *location, int set); | |
915 | + | |
916 | #endif /* !defined (BREAKPOINT_H) */ | |
917 | Index: gdb-7.2.90.20110703/gdb/c-typeprint.c | |
918 | =================================================================== | |
919 | --- gdb-7.2.90.20110703.orig/gdb/c-typeprint.c 2011-03-22 18:35:22.000000000 +0100 | |
920 | +++ gdb-7.2.90.20110703/gdb/c-typeprint.c 2011-07-03 10:33:11.000000000 +0200 | |
921 | @@ -625,9 +625,14 @@ c_type_print_varspec_suffix (struct type | |
922 | fprintf_filtered (stream, ")"); | |
923 | ||
924 | fprintf_filtered (stream, "["); | |
925 | - if (get_array_bounds (type, &low_bound, &high_bound)) | |
926 | - fprintf_filtered (stream, "%d", | |
927 | - (int) (high_bound - low_bound + 1)); | |
928 | + if (TYPE_RANGE_DATA (TYPE_INDEX_TYPE (type))->high.kind | |
929 | + != RANGE_BOUND_KIND_CONSTANT) | |
930 | + { | |
931 | + /* No _() - printed sources should not be locale dependent. */ | |
932 | + fprintf_filtered (stream, "variable"); | |
933 | + } | |
934 | + else if (get_array_bounds (type, &low_bound, &high_bound)) | |
935 | + fprintf_filtered (stream, "%d", (int) (high_bound - low_bound + 1)); | |
936 | fprintf_filtered (stream, "]"); | |
937 | ||
938 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, | |
939 | Index: gdb-7.2.90.20110703/gdb/cli/cli-utils.c | |
940 | =================================================================== | |
941 | --- gdb-7.2.90.20110703.orig/gdb/cli/cli-utils.c 2011-03-16 22:12:12.000000000 +0100 | |
942 | +++ gdb-7.2.90.20110703/gdb/cli/cli-utils.c 2011-07-03 10:33:11.000000000 +0200 | |
943 | @@ -245,3 +245,32 @@ remove_trailing_whitespace (const char * | |
944 | ||
945 | return s; | |
7566401a | 946 | } |
3a58abaf | 947 | + |
6ed6bacf | 948 | +/* See documentation in cli-utils.h. */ |
3a58abaf | 949 | + |
6ed6bacf AM |
950 | +char * |
951 | +extract_arg (char **arg) | |
952 | +{ | |
953 | + char *result, *copy; | |
3a58abaf | 954 | + |
6ed6bacf AM |
955 | + if (!*arg) |
956 | + return NULL; | |
3a58abaf | 957 | + |
6ed6bacf AM |
958 | + /* Find the start of the argument. */ |
959 | + *arg = skip_spaces (*arg); | |
960 | + if (! **arg) | |
961 | + return NULL; | |
962 | + result = *arg; | |
7566401a | 963 | + |
6ed6bacf AM |
964 | + /* Find the end of the argument. */ |
965 | + *arg = skip_to_space (*arg + 1); | |
3a58abaf | 966 | + |
6ed6bacf AM |
967 | + if (result == *arg) |
968 | + return NULL; | |
3a58abaf | 969 | + |
6ed6bacf AM |
970 | + copy = xmalloc (*arg - result + 1); |
971 | + memcpy (copy, result, *arg - result); | |
972 | + copy[*arg - result] = '\0'; | |
3a58abaf | 973 | + |
6ed6bacf AM |
974 | + return copy; |
975 | +} | |
976 | Index: gdb-7.2.90.20110703/gdb/cli/cli-utils.h | |
977 | =================================================================== | |
978 | --- gdb-7.2.90.20110703.orig/gdb/cli/cli-utils.h 2011-03-16 22:12:12.000000000 +0100 | |
979 | +++ gdb-7.2.90.20110703/gdb/cli/cli-utils.h 2011-07-03 10:33:11.000000000 +0200 | |
980 | @@ -103,4 +103,11 @@ extern char *skip_to_space (char *inp); | |
981 | START. */ | |
982 | ||
983 | extern char *remove_trailing_whitespace (const char *start, char *s); | |
3a58abaf | 984 | + |
6ed6bacf AM |
985 | +/* A helper function to extract an argument from *ARG. An argument is |
986 | + delimited by whitespace. The return value is either NULL if no | |
987 | + argument was found, or an xmalloc'd string. */ | |
3a58abaf | 988 | + |
6ed6bacf | 989 | +extern char *extract_arg (char **arg); |
3a58abaf | 990 | + |
6ed6bacf AM |
991 | #endif /* CLI_UTILS_H */ |
992 | Index: gdb-7.2.90.20110703/gdb/coffread.c | |
993 | =================================================================== | |
994 | --- gdb-7.2.90.20110703.orig/gdb/coffread.c 2011-03-17 14:19:23.000000000 +0100 | |
995 | +++ gdb-7.2.90.20110703/gdb/coffread.c 2011-07-03 10:33:11.000000000 +0200 | |
996 | @@ -2193,6 +2193,7 @@ static const struct sym_fns coff_sym_fns | |
3a58abaf | 997 | |
6ed6bacf AM |
998 | default_symfile_relocate, /* sym_relocate: Relocate a debug |
999 | section. */ | |
1000 | + NULL, /* sym_probe_fns */ | |
1001 | &psym_functions | |
1002 | }; | |
3a58abaf | 1003 | |
6ed6bacf AM |
1004 | Index: gdb-7.2.90.20110703/gdb/data-directory/Makefile.in |
1005 | =================================================================== | |
1006 | --- gdb-7.2.90.20110703.orig/gdb/data-directory/Makefile.in 2011-02-04 19:34:41.000000000 +0100 | |
1007 | +++ gdb-7.2.90.20110703/gdb/data-directory/Makefile.in 2011-07-03 10:33:11.000000000 +0200 | |
1008 | @@ -52,11 +52,23 @@ SYSCALLS_FILES = \ | |
1009 | PYTHON_DIR = python | |
1010 | PYTHON_INSTALL_DIR = $(DESTDIR)$(GDB_DATADIR)/$(PYTHON_DIR) | |
1011 | PYTHON_FILES = \ | |
1012 | + gdb/FrameIterator.py \ | |
1013 | + gdb/FrameWrapper.py \ | |
1014 | gdb/__init__.py \ | |
1015 | - gdb/types.py \ | |
1016 | - gdb/printing.py \ | |
1017 | + gdb/backtrace.py \ | |
1018 | gdb/command/__init__.py \ | |
1019 | - gdb/command/pretty_printers.py | |
1020 | + gdb/command/alias.py \ | |
1021 | + gdb/command/backtrace.py \ | |
1022 | + gdb/command/ignore_errors.py \ | |
1023 | + gdb/command/pahole.py \ | |
1024 | + gdb/command/pretty_printers.py \ | |
1025 | + gdb/command/require.py \ | |
1026 | + gdb/command/upto.py \ | |
1027 | + gdb/function/__init__.py \ | |
1028 | + gdb/function/caller_is.py \ | |
1029 | + gdb/function/in_scope.py \ | |
1030 | + gdb/printing.py \ | |
1031 | + gdb/types.py | |
1032 | ||
1033 | FLAGS_TO_PASS = \ | |
1034 | "prefix=$(prefix)" \ | |
1035 | Index: gdb-7.2.90.20110703/gdb/dbxread.c | |
1036 | =================================================================== | |
1037 | --- gdb-7.2.90.20110703.orig/gdb/dbxread.c 2011-03-23 19:23:54.000000000 +0100 | |
1038 | +++ gdb-7.2.90.20110703/gdb/dbxread.c 2011-07-03 10:33:11.000000000 +0200 | |
1039 | @@ -1,6 +1,6 @@ | |
1040 | /* Read dbx symbol tables and convert to internal format, for GDB. | |
1041 | Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, | |
1042 | - 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2008, 2009, 2010. | |
1043 | + 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2008, 2009, 2010, 2011. | |
1044 | Free Software Foundation, Inc. | |
3a58abaf | 1045 | |
6ed6bacf AM |
1046 | This file is part of GDB. |
1047 | @@ -3587,6 +3587,7 @@ static const struct sym_fns aout_sym_fns | |
1048 | default_symfile_segments, /* Get segment information from a file. */ | |
1049 | NULL, | |
1050 | default_symfile_relocate, /* Relocate a debug section. */ | |
1051 | + NULL, /* sym_probe_fns */ | |
1052 | &psym_functions | |
1053 | }; | |
3a58abaf | 1054 | |
6ed6bacf AM |
1055 | Index: gdb-7.2.90.20110703/gdb/defs.h |
1056 | =================================================================== | |
1057 | --- gdb-7.2.90.20110703.orig/gdb/defs.h 2011-03-31 16:32:48.000000000 +0200 | |
1058 | +++ gdb-7.2.90.20110703/gdb/defs.h 2011-07-03 10:33:11.000000000 +0200 | |
1059 | @@ -398,6 +398,8 @@ extern struct cleanup *make_cleanup_rest | |
1060 | extern struct cleanup * | |
1061 | set_batch_flag_and_make_cleanup_restore_page_info (void); | |
1062 | ||
1063 | +extern struct cleanup *make_cleanup_restore_selected_frame (void); | |
3a58abaf | 1064 | + |
6ed6bacf AM |
1065 | extern char *gdb_realpath (const char *); |
1066 | extern char *xfullpath (const char *); | |
1067 | ||
1068 | Index: gdb-7.2.90.20110703/gdb/doc/gdb.texinfo | |
1069 | =================================================================== | |
1070 | --- gdb-7.2.90.20110703.orig/gdb/doc/gdb.texinfo 2011-07-02 21:59:29.000000000 +0200 | |
1071 | +++ gdb-7.2.90.20110703/gdb/doc/gdb.texinfo 2011-07-03 10:33:11.000000000 +0200 | |
1072 | @@ -1177,6 +1177,16 @@ for remote debugging. | |
51a5ef0f PS |
1073 | Run using @var{device} for your program's standard input and output. |
1074 | @c FIXME: kingdon thinks there is more to -tty. Investigate. | |
3a58abaf AM |
1075 | |
1076 | +@item -P | |
1077 | +@cindex @code{-P} | |
1078 | +@itemx --python | |
1079 | +@cindex @code{--python} | |
1080 | +Change interpretation of command line so that the argument immediately | |
1081 | +following this switch is taken to be the name of a Python script file. | |
1082 | +This option stops option processing; subsequent options are passed to | |
1083 | +Python as @code{sys.argv}. This option is only available if Python | |
1084 | +scripting support was enabled when @value{GDBN} was configured. | |
1085 | + | |
1086 | @c resolve the situation of these eventually | |
1087 | @item -tui | |
1088 | @cindex @code{--tui} | |
6ed6bacf AM |
1089 | @@ -3286,6 +3296,7 @@ all breakpoints in that range are operat |
1090 | * Conditions:: Break conditions | |
1091 | * Break Commands:: Breakpoint command lists | |
1092 | * Save Breakpoints:: How to save breakpoints in a file | |
1093 | +* Static Probe Points:: Listing static probe points | |
1094 | * Error in Breakpoints:: ``Cannot insert breakpoints'' | |
1095 | * Breakpoint-related Warnings:: ``Breakpoint address adjusted...'' | |
51a5ef0f | 1096 | @end menu |
6ed6bacf AM |
1097 | @@ -4499,6 +4510,50 @@ and remove the breakpoint definitions yo |
1098 | that can no longer be recreated. | |
1099 | @end table | |
3a58abaf | 1100 | |
6ed6bacf AM |
1101 | +@node Static Probe Points |
1102 | +@subsection Static Probe Points | |
3a58abaf | 1103 | + |
6ed6bacf AM |
1104 | +@cindex SystemTap static probe point |
1105 | +@cindex sdt-probe | |
1106 | +The @sc{gnu}/Linux tool @code{SystemTap} provides a way for | |
1107 | +applications to embed static probes, using @file{sys/sdt.h}. @value{GDBN} | |
1108 | +can list the available probes, and you can put breakpoints at the | |
1109 | +probe points (@pxref{Specify Location}). | |
51a5ef0f | 1110 | + |
6ed6bacf AM |
1111 | +You can examine the available @code{SystemTap} static probes using |
1112 | +@code{info probes}: | |
51a5ef0f PS |
1113 | + |
1114 | +@table @code | |
6ed6bacf AM |
1115 | +@kindex info probes |
1116 | +@item info probes [@var{provider} [@var{name} [@var{objfile}]]] | |
1117 | +List the available @code{SystemTap} static probes. | |
1118 | + | |
1119 | +If given, @var{provider} is a regular expression used to select which | |
1120 | +providers to list. If omitted, all providers are listed. | |
51a5ef0f | 1121 | + |
6ed6bacf AM |
1122 | +If given, @var{name} is a regular expression used to select which |
1123 | +probes to list. If omitted, all probes are listed. | |
51a5ef0f | 1124 | + |
6ed6bacf AM |
1125 | +If given, @var{objfile} is a regular expression used to select which |
1126 | +object files (executable or shared libraries) to examine. If not | |
1127 | +given, all object files are considered. | |
1128 | +@end table | |
51a5ef0f | 1129 | + |
6ed6bacf AM |
1130 | +@vindex $_probe_arg@r{, convenience variable} |
1131 | +A probe may specify up to ten arguments. These are available at the | |
1132 | +point at which the probe is defined---that is, when the current PC is | |
1133 | +at the probe's location. The arguments are available using the | |
1134 | +convenience variables (@pxref{Convenience Vars}) | |
1135 | +@code{$_probe_arg0}@dots{}@code{$_probe_arg9}. Each probe argument is | |
1136 | +an integer of the appropriate size; types are not preserved. The | |
1137 | +convenience variable @code{$_probe_argc} holds the number of arguments | |
1138 | +at the current probe point. | |
1139 | + | |
1140 | +These variables are always available, but attempts to access them at | |
1141 | +any location other than a probe point will cause @value{GDBN} to give | |
1142 | +an error. | |
1143 | + | |
1144 | + | |
1145 | @c @ifclear BARETARGET | |
1146 | @node Error in Breakpoints | |
1147 | @subsection ``Cannot insert breakpoints'' | |
1148 | @@ -6414,6 +6469,29 @@ specify the function unambiguously, e.g. | |
1149 | functions with identical names in different source files. | |
1150 | @end table | |
1151 | ||
1152 | +@cindex SystemTap static probe point | |
1153 | +@item probe:@r{[}@var{objfile}:@r{]}@r{[}@var{provider}:@r{]}@var{name} | |
1154 | +The @sc{gnu}/Linux tool @code{SystemTap} provides a way for | |
1155 | +applications to embed static probes. This form of linespec specifies | |
1156 | +the location of such a static probe. See | |
1157 | +@uref{http://sourceware.org/systemtap/wiki/AddingUserSpaceProbingToApps} | |
1158 | +for more information on static probes. | |
1159 | + | |
1160 | +If @var{objfile} is given, only probes coming from that shared library | |
1161 | +or executable are considered. If @var{provider} is given, then only | |
1162 | +probes from that provider are considered. | |
1163 | + | |
1164 | +@xref{Static Probe Points}, for more information on finding and using | |
1165 | +static probes. | |
1166 | + | |
1167 | +Some probes have an associated semaphore variable; for instance, this | |
1168 | +happens automatically if you defined your probe using a DTrace-style | |
1169 | +@file{.d} file. If your probe has a semaphore, @value{GDBN} will | |
1170 | +automatically enable it when you specify a breakpoint using the | |
1171 | +@samp{probe:} notation. But, if you put a breakpoint at a probe's | |
1172 | +location by some other method (e.g., @code{break file:line}), then | |
1173 | +@value{GDBN} will not automatically set the semaphore. | |
51a5ef0f | 1174 | + |
6ed6bacf AM |
1175 | @end table |
1176 | ||
1177 | ||
1178 | @@ -8500,6 +8578,10 @@ to match the format in which the data wa | |
1179 | The variable @code{$_exitcode} is automatically set to the exit code when | |
1180 | the program being debugged terminates. | |
1181 | ||
1182 | +@item $_probe_argc | |
1183 | +@itemx $_probe_arg0@dots{}$_probe_arg9 | |
1184 | +Arguments to a SystemTap static probe. @xref{Static Probe Points}. | |
51a5ef0f | 1185 | + |
6ed6bacf AM |
1186 | @item $_sdata |
1187 | @vindex $_sdata@r{, inspect, convenience variable} | |
1188 | The variable @code{$_sdata} contains extra collected static tracepoint | |
1189 | @@ -10219,6 +10301,16 @@ Collect all function arguments. | |
1190 | @item $locals | |
1191 | Collect all local variables. | |
51a5ef0f | 1192 | |
6ed6bacf AM |
1193 | +@item $_probe_argc |
1194 | +Collects the number of arguments from the @code{SystemTap} probe at | |
1195 | +which the tracepoint is located. | |
1196 | +@xref{Static Probe Points,,Static Probe Points} | |
1197 | + | |
1198 | +@item $_probe_arg@var{N} | |
1199 | +Where @var{N} varies from 0 to 9. Collects the @var{N}th argument | |
1200 | +from the @code{SystemTap} probe at which the tracepoint is located. | |
1201 | +@xref{Static Probe Points,,Static Probe Points} | |
1202 | + | |
1203 | @item $_sdata | |
1204 | @vindex $_sdata@r{, collect} | |
1205 | Collect static tracepoint marker specific data. Only available for | |
1206 | @@ -20720,8 +20812,6 @@ containing @code{end}. For example: | |
3a58abaf AM |
1207 | |
1208 | @smallexample | |
1209 | (@value{GDBP}) python | |
1210 | -Type python script | |
1211 | -End with a line saying just "end". | |
1212 | >print 23 | |
1213 | >end | |
1214 | 23 | |
6ed6bacf | 1215 | @@ -20734,6 +20824,14 @@ in a Python script. This can be control |
3a58abaf AM |
1216 | python print-stack}: if @code{on}, the default, then Python stack |
1217 | printing is enabled; if @code{off}, then Python stack printing is | |
1218 | disabled. | |
1219 | + | |
1220 | +@kindex maint set python auto-load | |
1221 | +@item maint set python auto-load | |
1222 | +By default, @value{GDBN} will attempt to automatically load Python | |
1223 | +code when an object file is opened. This can be controlled using | |
1224 | +@code{maint set python auto-load}: if @code{on}, the default, then | |
1225 | +Python auto-loading is enabled; if @code{off}, then Python | |
1226 | +auto-loading is disabled. | |
1227 | @end table | |
1228 | ||
51a5ef0f | 1229 | It is also possible to execute a Python script from the @value{GDBN} |
6ed6bacf | 1230 | @@ -20755,6 +20853,14 @@ and thus is always available. |
3a58abaf AM |
1231 | @cindex python api |
1232 | @cindex programming in python | |
1233 | ||
1234 | +You can get quick online help for @value{GDBN}'s Python API by issuing | |
1235 | +the command @w{@kbd{python help (gdb)}}. | |
1236 | + | |
1237 | +Functions and methods which have two or more optional arguments allow | |
1238 | +them to be specified using keyword syntax. This allows passing some | |
1239 | +optional arguments while skipping others. Example: | |
1240 | +@w{@code{gdb.some_function ('foo', bar = 1, baz = 2)}}. | |
1241 | + | |
1242 | @cindex python stdout | |
1243 | @cindex python pagination | |
1244 | At startup, @value{GDBN} overrides Python's @code{sys.stdout} and | |
6ed6bacf AM |
1245 | Index: gdb-7.2.90.20110703/gdb/doc/gdbint.texinfo |
1246 | =================================================================== | |
1247 | --- gdb-7.2.90.20110703.orig/gdb/doc/gdbint.texinfo 2011-02-04 20:10:12.000000000 +0100 | |
1248 | +++ gdb-7.2.90.20110703/gdb/doc/gdbint.texinfo 2011-07-03 10:33:11.000000000 +0200 | |
1249 | @@ -2104,6 +2104,18 @@ time, and so we attempt to handle symbol | |
7566401a ER |
1250 | we create @dfn{partial symbol tables} consisting of only selected |
1251 | symbols, and only expand them to full symbol tables when necessary. | |
1252 | ||
1253 | +@menu | |
1254 | +* Symbol Reading:: | |
1255 | +* Partial Symbol Tables:: | |
1256 | +* Types:: | |
1257 | +* Object File Formats:: | |
1258 | +* Debugging File Formats:: | |
1259 | +* Adding a New Symbol Reader to GDB:: | |
1260 | +* Memory Management for Symbol Files:: | |
1261 | +* Memory Management for Types:: | |
1262 | +@end menu | |
1263 | + | |
1264 | +@node Symbol Reading | |
1265 | @section Symbol Reading | |
1266 | ||
1267 | @cindex symbol reading | |
6ed6bacf | 1268 | @@ -2196,6 +2208,7 @@ symtab. Upon return, @code{pst->readin} |
7566401a ER |
1269 | zero if there were no symbols in that part of the symbol file. |
1270 | @end table | |
3a58abaf | 1271 | |
7566401a ER |
1272 | +@node Partial Symbol Tables |
1273 | @section Partial Symbol Tables | |
1274 | ||
1275 | @value{GDBN} has three types of symbol tables: | |
6ed6bacf | 1276 | @@ -2297,6 +2310,7 @@ and partial symbol tables behind a set o |
51a5ef0f PS |
1277 | the @dfn{quick symbol functions}. These are documented in |
1278 | @file{symfile.h}. | |
7566401a ER |
1279 | |
1280 | +@node Types | |
1281 | @section Types | |
1282 | ||
1283 | @unnumberedsubsec Fundamental Types (e.g., @code{FT_VOID}, @code{FT_BOOLEAN}). | |
6ed6bacf | 1284 | @@ -2319,6 +2333,7 @@ types map to one @code{TYPE_CODE_*} type |
7566401a ER |
1285 | other members of the type struct, such as whether the type is signed |
1286 | or unsigned, and how many bits it uses. | |
1287 | ||
1288 | +@anchor{Builtin Types} | |
1289 | @unnumberedsubsec Builtin Types (e.g., @code{builtin_type_void}, @code{builtin_type_char}). | |
1290 | ||
1291 | These are instances of type structs that roughly correspond to | |
6ed6bacf | 1292 | @@ -2333,6 +2348,7 @@ only one instance exists, while @file{c- |
7566401a ER |
1293 | @code{TYPE_CODE_INT} types as needed, with each one associated with |
1294 | some particular objfile. | |
1295 | ||
1296 | +@node Object File Formats | |
1297 | @section Object File Formats | |
1298 | @cindex object file formats | |
1299 | ||
6ed6bacf | 1300 | @@ -2418,6 +2434,7 @@ SOM, which is a cross-language ABI). |
7566401a ER |
1301 | |
1302 | The SOM reader is in @file{somread.c}. | |
1303 | ||
1304 | +@node Debugging File Formats | |
1305 | @section Debugging File Formats | |
1306 | ||
1307 | This section describes characteristics of debugging information that | |
6ed6bacf | 1308 | @@ -2489,6 +2506,7 @@ DWARF 3 is an improved version of DWARF |
7566401a ER |
1309 | @cindex SOM debugging info |
1310 | Like COFF, the SOM definition includes debugging information. | |
1311 | ||
1312 | +@node Adding a New Symbol Reader to GDB | |
1313 | @section Adding a New Symbol Reader to @value{GDBN} | |
1314 | ||
1315 | @cindex adding debugging info reader | |
6ed6bacf | 1316 | @@ -2511,6 +2529,7 @@ will only ever be implemented by one obj |
7566401a ER |
1317 | directly. This interface should be described in a file |
1318 | @file{bfd/lib@var{xyz}.h}, which is included by @value{GDBN}. | |
1319 | ||
1320 | +@node Memory Management for Symbol Files | |
1321 | @section Memory Management for Symbol Files | |
1322 | ||
1323 | Most memory associated with a loaded symbol file is stored on | |
6ed6bacf | 1324 | @@ -2522,10 +2541,45 @@ released when the objfile is unloaded or |
7566401a ER |
1325 | objfile must not reference symbol or type data from another objfile; |
1326 | they could be unloaded at different times. | |
1327 | ||
1328 | -User convenience variables, et cetera, have associated types. Normally | |
1329 | -these types live in the associated objfile. However, when the objfile | |
1330 | -is unloaded, those types are deep copied to global memory, so that | |
1331 | -the values of the user variables and history items are not lost. | |
1332 | +@node Memory Management for Types | |
1333 | +@section Memory Management for Types | |
1334 | +@cindex memory management for types | |
1335 | + | |
1336 | +@findex TYPE_OBJFILE | |
1337 | +@code{TYPE_OBJFILE} macro indicates the current memory owner of the type. | |
1338 | +Non-@code{NULL} value indicates it is owned by an objfile (specifically by its | |
1339 | +obstack) and in such case the type remains valid till the objfile is unloaded | |
1340 | +or reloaded. For such types with an associated objfile no reference counting | |
1341 | +is being made. | |
1342 | + | |
1343 | +User convenience variables, et cetera, have associated types. Normally these | |
1344 | +types live in the associated objfile. However, when the objfile is unloaded, | |
1345 | +those types are deep copied to global memory, so that the values of the user | |
1346 | +variables and history items are not lost. During the copy they will get their | |
1347 | +@code{TYPE_OBJFILE} set to @code{NULL} and become so-called @dfn{reclaimable} | |
1348 | +types. | |
1349 | + | |
1350 | +Types with null @code{TYPE_OBJFILE} can be either permanent types | |
1351 | +(@pxref{Builtin Types}) or reclaimable types which will be deallocated at the | |
1352 | +first idle @value{GDBN} moment if the last object referencing them is removed. | |
1353 | +Permanent types are allocated by the function @code{alloc_type} (and its | |
1354 | +derivations like @code{init_type}) specifying objfile as @code{NULL}. The | |
1355 | +reclaimable types are created the same way but moreover they need to have | |
1356 | +@code{type_init_group} called to start their tracking as being possibly | |
1357 | +deallocatable. | |
1358 | + | |
1359 | +@findex free_all_types | |
1360 | +When @value{GDBN} gets idle it always calls the @code{free_all_types} function | |
1361 | +which deallocates any unused types. All types currently not owned by an | |
1362 | +objfile must be marked as used on each @code{free_all_types} call as they would | |
1363 | +get deallocated as unused otherwise. | |
1364 | + | |
1365 | +@code{free_all_types} automatically checks for any cross-type references such | |
1366 | +as through @code{TYPE_TARGET_TYPE}, @code{TYPE_POINTER_TYPE} etc.@: and | |
1367 | +prevents early deallocation for any such existing references. Reclaimable | |
1368 | +types may reference any other reclaimable types or even permanent types. But | |
1369 | +permanent types must not reference reclaimable types (nor an objfile associated | |
1370 | +type). | |
1371 | ||
1372 | ||
1373 | @node Language Support | |
6ed6bacf AM |
1374 | Index: gdb-7.2.90.20110703/gdb/doc/observer.texi |
1375 | =================================================================== | |
1376 | --- gdb-7.2.90.20110703.orig/gdb/doc/observer.texi 2011-01-05 06:09:54.000000000 +0100 | |
1377 | +++ gdb-7.2.90.20110703/gdb/doc/observer.texi 2011-07-03 10:33:11.000000000 +0200 | |
1378 | @@ -223,6 +223,11 @@ Bytes from @var{data} to @var{data} + @v | |
51a5ef0f | 1379 | to the current inferior at @var{addr}. |
7566401a ER |
1380 | @end deftypefun |
1381 | ||
6ed6bacf AM |
1382 | +@c @deftypefun void mark_used (void) |
1383 | +@c Mark any possibly reclaimable objects as used during a mark-and-sweep garbage | |
1384 | +@c collector pass. Currently only @code{type_mark_used} marker is supported. | |
1385 | +@c @end deftypefun | |
7566401a | 1386 | + |
51a5ef0f | 1387 | @deftypefun void test_notification (int @var{somearg}) |
7566401a ER |
1388 | This observer is used for internal testing. Do not use. |
1389 | See testsuite/gdb.gdb/observer.exp. | |
6ed6bacf AM |
1390 | Index: gdb-7.2.90.20110703/gdb/dwarf2expr.c |
1391 | =================================================================== | |
1392 | --- gdb-7.2.90.20110703.orig/gdb/dwarf2expr.c 2011-05-13 20:54:47.000000000 +0200 | |
1393 | +++ gdb-7.2.90.20110703/gdb/dwarf2expr.c 2011-07-03 10:33:11.000000000 +0200 | |
1394 | @@ -912,6 +912,13 @@ execute_stack_op (struct dwarf_expr_cont | |
1395 | ctx->num_pieces = 0; | |
1396 | goto abort_expression; | |
3a58abaf AM |
1397 | |
1398 | + case DW_OP_push_object_address: | |
1399 | + if (ctx->get_object_address == NULL) | |
1400 | + error (_("DWARF-2 expression error: DW_OP_push_object_address must " | |
1401 | + "have a value to push.")); | |
1402 | + result = (ctx->get_object_address) (ctx->baton); | |
1403 | + break; | |
1404 | + | |
1405 | default: | |
1406 | error (_("Unhandled dwarf expression opcode 0x%x"), op); | |
1407 | } | |
6ed6bacf AM |
1408 | Index: gdb-7.2.90.20110703/gdb/dwarf2expr.h |
1409 | =================================================================== | |
1410 | --- gdb-7.2.90.20110703.orig/gdb/dwarf2expr.h 2011-02-27 17:25:37.000000000 +0100 | |
1411 | +++ gdb-7.2.90.20110703/gdb/dwarf2expr.h 2011-07-03 10:33:11.000000000 +0200 | |
1412 | @@ -114,9 +114,15 @@ struct dwarf_expr_context | |
51a5ef0f PS |
1413 | #if 0 |
1414 | /* Not yet implemented. */ | |
1415 | ||
1416 | + /* Return the location expression for the dwarf expression | |
1417 | + subroutine in the die at OFFSET in the current compilation unit. | |
1418 | + The result must be live until the current expression evaluation | |
1419 | + is complete. */ | |
1420 | + unsigned char *(*get_subr) (void *baton, off_t offset, size_t *length); | |
3a58abaf | 1421 | +#endif |
51a5ef0f | 1422 | + |
3a58abaf AM |
1423 | /* Return the `object address' for DW_OP_push_object_address. */ |
1424 | CORE_ADDR (*get_object_address) (void *baton); | |
1425 | -#endif | |
1426 | ||
1427 | /* The current depth of dwarf expression recursion, via DW_OP_call*, | |
1428 | DW_OP_fbreg, DW_OP_push_object_address, etc., and the maximum | |
6ed6bacf AM |
1429 | Index: gdb-7.2.90.20110703/gdb/dwarf2loc.c |
1430 | =================================================================== | |
1431 | --- gdb-7.2.90.20110703.orig/gdb/dwarf2loc.c 2011-03-22 22:06:33.000000000 +0100 | |
1432 | +++ gdb-7.2.90.20110703/gdb/dwarf2loc.c 2011-07-03 10:33:11.000000000 +0200 | |
1433 | @@ -134,6 +134,9 @@ struct dwarf_expr_baton | |
3a58abaf AM |
1434 | { |
1435 | struct frame_info *frame; | |
51a5ef0f | 1436 | struct dwarf2_per_cu_data *per_cu; |
3a58abaf AM |
1437 | + /* From DW_TAG_variable's DW_AT_location (not DW_TAG_type's |
1438 | + DW_AT_data_location) for DW_OP_push_object_address. */ | |
1439 | + CORE_ADDR object_address; | |
1440 | }; | |
1441 | ||
1442 | /* Helper functions for dwarf2_evaluate_loc_desc. */ | |
6ed6bacf | 1443 | @@ -202,23 +205,33 @@ dwarf_expr_frame_base_1 (struct symbol * |
51a5ef0f | 1444 | symbaton = SYMBOL_LOCATION_BATON (framefunc); |
6ed6bacf | 1445 | *start = dwarf2_find_location_expression (symbaton, length, pc); |
3a58abaf AM |
1446 | } |
1447 | - else | |
7566401a | 1448 | + else if (SYMBOL_COMPUTED_OPS (framefunc) == &dwarf2_locexpr_funcs) |
3a58abaf AM |
1449 | { |
1450 | struct dwarf2_locexpr_baton *symbaton; | |
51a5ef0f | 1451 | |
3a58abaf AM |
1452 | symbaton = SYMBOL_LOCATION_BATON (framefunc); |
1453 | - if (symbaton != NULL) | |
1454 | - { | |
1455 | - *length = symbaton->size; | |
1456 | - *start = symbaton->data; | |
1457 | - } | |
1458 | - else | |
1459 | - *start = NULL; | |
1460 | + gdb_assert (symbaton != NULL); | |
1461 | + *start = symbaton->data; | |
1462 | + *length = symbaton->size; | |
6ed6bacf | 1463 | + } |
7566401a | 1464 | + else if (SYMBOL_COMPUTED_OPS (framefunc) == &dwarf2_missing_funcs) |
3a58abaf AM |
1465 | + { |
1466 | + struct dwarf2_locexpr_baton *symbaton; | |
1467 | + | |
1468 | + symbaton = SYMBOL_LOCATION_BATON (framefunc); | |
1469 | + gdb_assert (symbaton == NULL); | |
1470 | + *start = NULL; | |
1471 | + *length = 0; /* unused */ | |
6ed6bacf | 1472 | } |
3a58abaf AM |
1473 | + else |
1474 | + internal_error (__FILE__, __LINE__, | |
7566401a ER |
1475 | + _("Unsupported SYMBOL_COMPUTED_OPS %p for \"%s\""), |
1476 | + SYMBOL_COMPUTED_OPS (framefunc), | |
1477 | + SYMBOL_PRINT_NAME (framefunc)); | |
3a58abaf AM |
1478 | |
1479 | if (*start == NULL) | |
1480 | error (_("Could not find the frame base for \"%s\"."), | |
1481 | - SYMBOL_NATURAL_NAME (framefunc)); | |
1482 | + SYMBOL_PRINT_NAME (framefunc)); | |
1483 | } | |
1484 | ||
7566401a | 1485 | /* Helper function for dwarf2_evaluate_loc_desc. Computes the CFA for |
6ed6bacf AM |
1486 | @@ -286,6 +299,172 @@ dwarf_expr_dwarf_call (struct dwarf_expr |
1487 | ctx->get_frame_pc, ctx->baton); | |
3a58abaf AM |
1488 | } |
1489 | ||
1490 | +static CORE_ADDR | |
1491 | +dwarf_expr_object_address (void *baton) | |
1492 | +{ | |
1493 | + struct dwarf_expr_baton *debaton = baton; | |
1494 | + | |
1495 | + /* The message is suppressed in DWARF_BLOCK_EXEC. */ | |
1496 | + if (debaton->object_address == 0) | |
1497 | + error (_("Cannot resolve DW_OP_push_object_address for a missing object")); | |
1498 | + | |
1499 | + return debaton->object_address; | |
1500 | +} | |
1501 | + | |
1502 | +/* Address of the variable we are currently referring to. It is set from | |
1503 | + DW_TAG_variable's DW_AT_location (not DW_TAG_type's DW_AT_data_location) for | |
1504 | + DW_OP_push_object_address. */ | |
1505 | + | |
1506 | +static CORE_ADDR object_address; | |
1507 | + | |
1508 | +/* Callers use object_address_set while their callers use the result set so we | |
1509 | + cannot run the cleanup at the local block of our direct caller. Still we | |
1510 | + should reset OBJECT_ADDRESS at least for the next GDB command. */ | |
1511 | + | |
1512 | +static void | |
1513 | +object_address_cleanup (void *prev_save_voidp) | |
1514 | +{ | |
1515 | + CORE_ADDR *prev_save = prev_save_voidp; | |
1516 | + | |
1517 | + object_address = *prev_save; | |
1518 | + xfree (prev_save); | |
1519 | +} | |
1520 | + | |
1521 | +/* Set the base address - DW_AT_location - of a variable. It is being later | |
1522 | + used to derive other object addresses by DW_OP_push_object_address. | |
1523 | + | |
1524 | + It would be useful to sanity check ADDRESS - such as for some objects with | |
7566401a | 1525 | + unset value_raw_address - but some valid addresses may be zero (such as first |
3a58abaf AM |
1526 | + objects in relocatable .o files). */ |
1527 | + | |
1528 | +void | |
1529 | +object_address_set (CORE_ADDR address) | |
1530 | +{ | |
1531 | + CORE_ADDR *prev_save; | |
1532 | + | |
1533 | + prev_save = xmalloc (sizeof *prev_save); | |
1534 | + *prev_save = object_address; | |
1535 | + make_cleanup (object_address_cleanup, prev_save); | |
1536 | + | |
1537 | + object_address = address; | |
1538 | +} | |
1539 | + | |
1540 | +/* Evaluate DWARF expression at DATA ... DATA + SIZE with its result readable | |
1541 | + by dwarf_expr_fetch (RETVAL, 0). FRAME parameter can be NULL to call | |
1542 | + get_selected_frame to find it. Returned dwarf_expr_context freeing is | |
1543 | + pushed on the cleanup chain. */ | |
1544 | + | |
1545 | +static struct dwarf_expr_context * | |
51a5ef0f PS |
1546 | +dwarf_expr_prep_ctx (struct frame_info *frame, const gdb_byte *data, |
1547 | + size_t size, struct dwarf2_per_cu_data *per_cu) | |
3a58abaf AM |
1548 | +{ |
1549 | + struct dwarf_expr_context *ctx; | |
1550 | + struct dwarf_expr_baton baton; | |
51a5ef0f | 1551 | + struct objfile *objfile = dwarf2_per_cu_objfile (per_cu); |
6ed6bacf | 1552 | + volatile struct gdb_exception ex; |
3a58abaf AM |
1553 | + |
1554 | + baton.frame = frame; | |
51a5ef0f | 1555 | + baton.per_cu = per_cu; |
3a58abaf AM |
1556 | + baton.object_address = object_address; |
1557 | + | |
1558 | + ctx = new_dwarf_expr_context (); | |
7566401a ER |
1559 | + make_cleanup_free_dwarf_expr_context (ctx); |
1560 | + | |
51a5ef0f | 1561 | + ctx->gdbarch = get_objfile_arch (objfile); |
3a58abaf | 1562 | + ctx->addr_size = dwarf2_per_cu_addr_size (per_cu); |
51a5ef0f | 1563 | + ctx->offset = dwarf2_per_cu_text_offset (per_cu); |
3a58abaf AM |
1564 | + ctx->baton = &baton; |
1565 | + ctx->read_reg = dwarf_expr_read_reg; | |
1566 | + ctx->read_mem = dwarf_expr_read_mem; | |
1567 | + ctx->get_frame_base = dwarf_expr_frame_base; | |
7566401a | 1568 | + ctx->get_frame_cfa = dwarf_expr_frame_cfa; |
6ed6bacf | 1569 | + ctx->get_frame_pc = dwarf_expr_frame_pc; |
3a58abaf | 1570 | + ctx->get_tls_address = dwarf_expr_tls_address; |
51a5ef0f | 1571 | + ctx->dwarf_call = dwarf_expr_dwarf_call; |
3a58abaf AM |
1572 | + ctx->get_object_address = dwarf_expr_object_address; |
1573 | + | |
6ed6bacf AM |
1574 | + TRY_CATCH (ex, RETURN_MASK_ERROR) |
1575 | + { | |
1576 | + dwarf_expr_eval (ctx, data, size); | |
1577 | + } | |
1578 | + if (ex.reason < 0) | |
1579 | + { | |
1580 | + if (ex.error == NOT_AVAILABLE_ERROR) | |
1581 | + return NULL; | |
1582 | + else | |
1583 | + throw_exception (ex); | |
1584 | + } | |
3a58abaf AM |
1585 | + |
1586 | + /* It was used only during dwarf_expr_eval. */ | |
1587 | + ctx->baton = NULL; | |
1588 | + | |
1589 | + return ctx; | |
1590 | +} | |
1591 | + | |
1592 | +/* Evaluate DWARF expression at DLBATON expecting it produces exactly one | |
1593 | + CORE_ADDR result on the DWARF stack stack. */ | |
1594 | + | |
1595 | +CORE_ADDR | |
1596 | +dwarf_locexpr_baton_eval (struct dwarf2_locexpr_baton *dlbaton) | |
1597 | +{ | |
1598 | + struct dwarf_expr_context *ctx; | |
1599 | + CORE_ADDR retval; | |
1600 | + struct cleanup *back_to = make_cleanup (null_cleanup, 0); | |
1601 | + | |
51a5ef0f PS |
1602 | + ctx = dwarf_expr_prep_ctx (get_selected_frame (NULL), dlbaton->data, |
1603 | + dlbaton->size, dlbaton->per_cu); | |
6ed6bacf AM |
1604 | + if (ctx == NULL) |
1605 | + throw_error (NOT_AVAILABLE_ERROR, _("Value not available")); | |
3a58abaf AM |
1606 | + if (ctx->num_pieces > 0) |
1607 | + error (_("DW_OP_*piece is unsupported for DW_FORM_block")); | |
3a58abaf AM |
1608 | + |
1609 | + retval = dwarf_expr_fetch (ctx, 0); | |
1610 | + | |
7566401a ER |
1611 | + if (ctx->location == DWARF_VALUE_REGISTER) |
1612 | + { | |
1613 | + /* Inlined dwarf_expr_read_reg as we no longer have the baton. */ | |
1614 | + | |
1615 | + int gdb_regnum = gdbarch_dwarf2_reg_to_regnum (ctx->gdbarch, retval); | |
1616 | + struct type *type = builtin_type (ctx->gdbarch)->builtin_data_ptr; | |
1617 | + struct frame_info *frame = get_selected_frame (NULL); | |
1618 | + | |
1619 | + retval = address_from_register (type, gdb_regnum, frame); | |
1620 | + } | |
1621 | + | |
3a58abaf AM |
1622 | + do_cleanups (back_to); |
1623 | + | |
1624 | + return retval; | |
1625 | +} | |
51a5ef0f PS |
1626 | + |
1627 | +/* Evaluate DWARF location list at DLLBATON expecting it produces exactly one | |
1628 | + CORE_ADDR result stored to *ADDRP on the DWARF stack stack. If the result | |
1629 | + could not be found return zero and keep *ADDRP unchanged. */ | |
1630 | + | |
1631 | +int | |
1632 | +dwarf_loclist_baton_eval (struct dwarf2_loclist_baton *dllbaton, | |
1633 | + struct type *type, CORE_ADDR *addrp) | |
1634 | +{ | |
1635 | + struct frame_info *frame = get_selected_frame (NULL); | |
1636 | + const gdb_byte *data; | |
1637 | + size_t size; | |
1638 | + struct value *val; | |
1639 | + | |
1640 | + if (!dllbaton) | |
1641 | + return 0; | |
1642 | + | |
6ed6bacf AM |
1643 | + data = dwarf2_find_location_expression (dllbaton, &size, |
1644 | + get_frame_address_in_block (frame)); | |
51a5ef0f PS |
1645 | + if (data == NULL) |
1646 | + return 0; | |
1647 | + | |
1648 | + val = dwarf2_evaluate_loc_desc (type, frame, data, size, dllbaton->per_cu); | |
1649 | + if (value_optimized_out (val)) | |
1650 | + return 0; | |
1651 | + | |
1652 | + *addrp = value_as_address (val); | |
1653 | + return 1; | |
1654 | +} | |
3a58abaf | 1655 | + |
7566401a ER |
1656 | struct piece_closure |
1657 | { | |
51a5ef0f | 1658 | /* Reference count. */ |
6ed6bacf AM |
1659 | @@ -1072,11 +1251,8 @@ dwarf2_evaluate_loc_desc_full (struct ty |
1660 | LONGEST byte_offset) | |
3a58abaf AM |
1661 | { |
1662 | struct value *retval; | |
1663 | - struct dwarf_expr_baton baton; | |
1664 | struct dwarf_expr_context *ctx; | |
6ed6bacf | 1665 | struct cleanup *old_chain; |
51a5ef0f | 1666 | - struct objfile *objfile = dwarf2_per_cu_objfile (per_cu); |
6ed6bacf | 1667 | - volatile struct gdb_exception ex; |
3a58abaf | 1668 | |
6ed6bacf AM |
1669 | if (byte_offset < 0) |
1670 | invalid_synthetic_pointer (); | |
1671 | @@ -1089,38 +1265,14 @@ dwarf2_evaluate_loc_desc_full (struct ty | |
3a58abaf AM |
1672 | return retval; |
1673 | } | |
1674 | ||
1675 | - baton.frame = frame; | |
51a5ef0f | 1676 | - baton.per_cu = per_cu; |
6ed6bacf | 1677 | - |
3a58abaf | 1678 | - ctx = new_dwarf_expr_context (); |
7566401a ER |
1679 | - old_chain = make_cleanup_free_dwarf_expr_context (ctx); |
1680 | - | |
51a5ef0f | 1681 | - ctx->gdbarch = get_objfile_arch (objfile); |
3a58abaf | 1682 | - ctx->addr_size = dwarf2_per_cu_addr_size (per_cu); |
51a5ef0f | 1683 | - ctx->offset = dwarf2_per_cu_text_offset (per_cu); |
3a58abaf AM |
1684 | - ctx->baton = &baton; |
1685 | - ctx->read_reg = dwarf_expr_read_reg; | |
1686 | - ctx->read_mem = dwarf_expr_read_mem; | |
1687 | - ctx->get_frame_base = dwarf_expr_frame_base; | |
7566401a | 1688 | - ctx->get_frame_cfa = dwarf_expr_frame_cfa; |
6ed6bacf | 1689 | - ctx->get_frame_pc = dwarf_expr_frame_pc; |
3a58abaf | 1690 | - ctx->get_tls_address = dwarf_expr_tls_address; |
51a5ef0f | 1691 | - ctx->dwarf_call = dwarf_expr_dwarf_call; |
6ed6bacf AM |
1692 | + old_chain = make_cleanup (null_cleanup, 0); |
1693 | ||
1694 | - TRY_CATCH (ex, RETURN_MASK_ERROR) | |
1695 | - { | |
1696 | - dwarf_expr_eval (ctx, data, size); | |
1697 | - } | |
1698 | - if (ex.reason < 0) | |
1699 | + ctx = dwarf_expr_prep_ctx (frame, data, size, per_cu); | |
1700 | + if (ctx == NULL) | |
3a58abaf | 1701 | { |
6ed6bacf AM |
1702 | - if (ex.error == NOT_AVAILABLE_ERROR) |
1703 | - { | |
1704 | - retval = allocate_value (type); | |
1705 | - mark_value_bytes_unavailable (retval, 0, TYPE_LENGTH (type)); | |
1706 | - return retval; | |
1707 | - } | |
1708 | - else | |
1709 | - throw_exception (ex); | |
1710 | + retval = allocate_value (type); | |
1711 | + mark_value_bytes_unavailable (retval, 0, TYPE_LENGTH (type)); | |
1712 | + return retval; | |
1713 | } | |
1714 | ||
1715 | if (ctx->num_pieces > 0) | |
1716 | @@ -1166,6 +1318,15 @@ dwarf2_evaluate_loc_desc_full (struct ty | |
51a5ef0f | 1717 | CORE_ADDR address = dwarf_expr_fetch_address (ctx, 0); |
7566401a ER |
1718 | int in_stack_memory = dwarf_expr_fetch_in_stack_memory (ctx, 0); |
1719 | ||
6ed6bacf AM |
1720 | + /* Frame may be needed for check_typedef of TYPE_DYNAMIC. */ |
1721 | + make_cleanup_restore_selected_frame (); | |
1722 | + select_frame (frame); | |
1723 | + | |
7566401a ER |
1724 | + /* object_address_set called here is required in ALLOCATE_VALUE's |
1725 | + CHECK_TYPEDEF for the object's possible | |
1726 | + DW_OP_push_object_address. */ | |
1727 | + object_address_set (address); | |
1728 | + | |
6ed6bacf | 1729 | retval = allocate_value_lazy (type); |
7566401a | 1730 | VALUE_LVAL (retval) = lval_memory; |
6ed6bacf AM |
1731 | if (in_stack_memory) |
1732 | @@ -2855,11 +3016,51 @@ loclist_tracepoint_var_ref (struct symbo | |
1733 | dlbaton->per_cu); | |
3a58abaf AM |
1734 | } |
1735 | ||
1736 | -/* The set of location functions used with the DWARF-2 expression | |
1737 | - evaluator and location lists. */ | |
1738 | +/* The set of location functions used with the DWARF-2 location lists. */ | |
7566401a | 1739 | const struct symbol_computed_ops dwarf2_loclist_funcs = { |
3a58abaf AM |
1740 | loclist_read_variable, |
1741 | loclist_read_needs_frame, | |
1742 | loclist_describe_location, | |
1743 | loclist_tracepoint_var_ref | |
1744 | }; | |
1745 | + | |
1746 | +static struct value * | |
1747 | +missing_read_variable (struct symbol *symbol, struct frame_info *frame) | |
1748 | +{ | |
1749 | + struct dwarf2_loclist_baton *dlbaton = SYMBOL_LOCATION_BATON (symbol); | |
1750 | + | |
1751 | + gdb_assert (dlbaton == NULL); | |
1752 | + error (_("Unable to resolve variable \"%s\""), SYMBOL_PRINT_NAME (symbol)); | |
1753 | +} | |
1754 | + | |
1755 | +static int | |
1756 | +missing_read_needs_frame (struct symbol *symbol) | |
1757 | +{ | |
1758 | + return 0; | |
1759 | +} | |
1760 | + | |
51a5ef0f PS |
1761 | +static void |
1762 | +missing_describe_location (struct symbol *symbol, CORE_ADDR addr, | |
1763 | + struct ui_file *stream) | |
3a58abaf AM |
1764 | +{ |
1765 | + fprintf_filtered (stream, _("a variable we are unable to resolve")); | |
3a58abaf AM |
1766 | +} |
1767 | + | |
1768 | +static void | |
7566401a ER |
1769 | +missing_tracepoint_var_ref (struct symbol *symbol, struct gdbarch *gdbarch, |
1770 | + struct agent_expr *ax, struct axs_value *value) | |
3a58abaf AM |
1771 | +{ |
1772 | + struct dwarf2_loclist_baton *dlbaton = SYMBOL_LOCATION_BATON (symbol); | |
1773 | + | |
1774 | + gdb_assert (dlbaton == NULL); | |
1775 | + error (_("Unable to resolve variable \"%s\""), SYMBOL_PRINT_NAME (symbol)); | |
1776 | +} | |
1777 | + | |
1778 | +/* The set of location functions used with the DWARF-2 evaluator when we are | |
1779 | + unable to resolve the symbols. */ | |
7566401a | 1780 | +const struct symbol_computed_ops dwarf2_missing_funcs = { |
3a58abaf AM |
1781 | + missing_read_variable, |
1782 | + missing_read_needs_frame, | |
1783 | + missing_describe_location, | |
1784 | + missing_tracepoint_var_ref | |
1785 | +}; | |
6ed6bacf AM |
1786 | Index: gdb-7.2.90.20110703/gdb/dwarf2loc.h |
1787 | =================================================================== | |
1788 | --- gdb-7.2.90.20110703.orig/gdb/dwarf2loc.h 2011-02-17 17:20:44.000000000 +0100 | |
1789 | +++ gdb-7.2.90.20110703/gdb/dwarf2loc.h 2011-07-03 10:33:11.000000000 +0200 | |
1790 | @@ -107,6 +107,15 @@ struct dwarf2_loclist_baton | |
3a58abaf | 1791 | |
7566401a ER |
1792 | extern const struct symbol_computed_ops dwarf2_locexpr_funcs; |
1793 | extern const struct symbol_computed_ops dwarf2_loclist_funcs; | |
1794 | +extern const struct symbol_computed_ops dwarf2_missing_funcs; | |
3a58abaf AM |
1795 | + |
1796 | +extern void object_address_set (CORE_ADDR address); | |
1797 | + | |
1798 | +extern CORE_ADDR dwarf_locexpr_baton_eval | |
1799 | + (struct dwarf2_locexpr_baton *dlbaton); | |
51a5ef0f PS |
1800 | + |
1801 | +extern int dwarf_loclist_baton_eval (struct dwarf2_loclist_baton *dllbaton, | |
1802 | + struct type *type, CORE_ADDR *addrp); | |
3a58abaf | 1803 | |
6ed6bacf AM |
1804 | /* Compile a DWARF location expression to an agent expression. |
1805 | ||
1806 | Index: gdb-7.2.90.20110703/gdb/dwarf2read.c | |
1807 | =================================================================== | |
1808 | --- gdb-7.2.90.20110703.orig/gdb/dwarf2read.c 2011-07-02 21:59:29.000000000 +0200 | |
1809 | +++ gdb-7.2.90.20110703/gdb/dwarf2read.c 2011-07-03 10:33:11.000000000 +0200 | |
1810 | @@ -1222,6 +1222,9 @@ static void fill_in_loclist_baton (struc | |
1811 | struct dwarf2_loclist_baton *baton, | |
1812 | struct attribute *attr); | |
3a58abaf | 1813 | |
51a5ef0f PS |
1814 | +static struct dwarf2_loclist_baton *dwarf2_attr_to_loclist_baton |
1815 | + (struct attribute *attr, struct dwarf2_cu *cu); | |
3a58abaf | 1816 | + |
51a5ef0f PS |
1817 | static void dwarf2_symbol_mark_computed (struct attribute *attr, |
1818 | struct symbol *sym, | |
1819 | struct dwarf2_cu *cu); | |
6ed6bacf | 1820 | @@ -1256,6 +1259,9 @@ static void age_cached_comp_units (void) |
3a58abaf AM |
1821 | |
1822 | static void free_one_cached_comp_unit (void *); | |
1823 | ||
1824 | +static void fetch_die_type_attrs (struct die_info *die, struct type *type, | |
1825 | + struct dwarf2_cu *cu); | |
1826 | + | |
1827 | static struct type *set_die_type (struct die_info *, struct type *, | |
1828 | struct dwarf2_cu *); | |
1829 | ||
6ed6bacf | 1830 | @@ -1280,6 +1286,9 @@ static struct type *get_die_type_at_offs |
3a58abaf AM |
1831 | |
1832 | static struct type *get_die_type (struct die_info *die, struct dwarf2_cu *cu); | |
1833 | ||
1834 | +static struct dwarf2_locexpr_baton *dwarf2_attr_to_locexpr_baton | |
1835 | + (struct attribute *attr, struct dwarf2_cu *cu); | |
51a5ef0f | 1836 | + |
6ed6bacf AM |
1837 | static void dwarf2_release_queue (void *dummy); |
1838 | ||
1839 | static void queue_comp_unit (struct dwarf2_per_cu_data *per_cu, | |
1840 | @@ -7542,6 +7551,29 @@ process_enumeration_scope (struct die_in | |
1841 | new_symbol (die, this_type, cu); | |
1842 | } | |
1843 | ||
1844 | +/* Create a new array dimension referencing its target type TYPE. | |
51a5ef0f | 1845 | + |
6ed6bacf AM |
1846 | + Multidimensional arrays are internally represented as a stack of |
1847 | + singledimensional arrays being referenced by their TYPE_TARGET_TYPE. */ | |
51a5ef0f | 1848 | + |
6ed6bacf AM |
1849 | +static struct type * |
1850 | +create_single_array_dimension (struct type *type, struct type *range_type, | |
1851 | + struct die_info *die, struct dwarf2_cu *cu) | |
51a5ef0f | 1852 | +{ |
6ed6bacf | 1853 | + type = create_array_type (NULL, type, range_type); |
51a5ef0f | 1854 | + |
6ed6bacf AM |
1855 | + /* These generic type attributes need to be fetched by |
1856 | + evaluate_subexp_standard <multi_f77_subscript>'s call of | |
1857 | + value_subscripted_rvalue only for the innermost array type. */ | |
1858 | + fetch_die_type_attrs (die, type, cu); | |
51a5ef0f | 1859 | + |
6ed6bacf AM |
1860 | + /* These generic type attributes are checked for allocated/associated |
1861 | + validity while accessing FIELD_LOC_KIND_DWARF_BLOCK. */ | |
1862 | + fetch_die_type_attrs (die, range_type, cu); | |
51a5ef0f | 1863 | + |
6ed6bacf AM |
1864 | + return type; |
1865 | +} | |
3a58abaf | 1866 | + |
6ed6bacf AM |
1867 | /* Extract all information from a DW_TAG_array_type DIE and put it in |
1868 | the DIE's type field. For now, this only handles one dimensional | |
1869 | arrays. */ | |
1870 | @@ -7555,7 +7587,7 @@ read_array_type (struct die_info *die, s | |
1871 | struct type *element_type, *range_type, *index_type; | |
1872 | struct type **range_types = NULL; | |
1873 | struct attribute *attr; | |
1874 | - int ndim = 0; | |
1875 | + int ndim = 0, i; | |
1876 | struct cleanup *back_to; | |
1877 | char *name; | |
3a58abaf | 1878 | |
6ed6bacf AM |
1879 | @@ -7608,17 +7640,19 @@ read_array_type (struct die_info *die, s |
1880 | type = element_type; | |
1881 | ||
1882 | if (read_array_order (die, cu) == DW_ORD_col_major) | |
1883 | - { | |
1884 | - int i = 0; | |
1885 | - | |
1886 | - while (i < ndim) | |
1887 | - type = create_array_type (NULL, type, range_types[i++]); | |
1888 | - } | |
1889 | - else | |
1890 | - { | |
1891 | - while (ndim-- > 0) | |
1892 | - type = create_array_type (NULL, type, range_types[ndim]); | |
1893 | - } | |
1894 | + for (i = 0; i < ndim; i++) | |
1895 | + type = create_single_array_dimension (type, range_types[i], die, cu); | |
1896 | + else /* (read_array_order (die, cu) == DW_ORD_row_major) */ | |
1897 | + for (i = ndim - 1; i >= 0; i--) | |
1898 | + type = create_single_array_dimension (type, range_types[i], die, cu); | |
3a58abaf | 1899 | + |
6ed6bacf AM |
1900 | + /* Data locations should be set only for the outermost dimension as they |
1901 | + would be confusing for the dereferenced offset on the inner ones. */ | |
1902 | + attr = dwarf2_attr (die, DW_AT_data_location, cu); | |
1903 | + if (attr_form_is_block (attr)) | |
1904 | + TYPE_DATA_LOCATION_DWARF_BLOCK (type) | |
1905 | + = dwarf2_attr_to_locexpr_baton (attr, cu); | |
1906 | + gdb_assert (!TYPE_DATA_LOCATION_IS_ADDR (type)); | |
1907 | ||
1908 | /* Understand Dwarf2 support for vector types (like they occur on | |
1909 | the PowerPC w/ AltiVec). Gcc just adds another attribute to the | |
1910 | @@ -8102,29 +8136,114 @@ read_tag_string_type (struct die_info *d | |
1911 | struct gdbarch *gdbarch = get_objfile_arch (objfile); | |
1912 | struct type *type, *range_type, *index_type, *char_type; | |
1913 | struct attribute *attr; | |
1914 | - unsigned int length; | |
1915 | + int length; | |
3a58abaf | 1916 | + |
6ed6bacf AM |
1917 | + index_type = objfile_type (objfile)->builtin_int; |
1918 | + /* RANGE_TYPE is allocated from OBJFILE, not as a permanent type. */ | |
1919 | + range_type = alloc_type (objfile); | |
1920 | + /* LOW_BOUND and HIGH_BOUND are set for real below. */ | |
1921 | + range_type = create_range_type (range_type, index_type, 0, -1); | |
3a58abaf | 1922 | + |
6ed6bacf AM |
1923 | + /* C/C++ should probably have the low bound 0 but C/C++ does not use |
1924 | + DW_TAG_string_type. */ | |
1925 | + TYPE_LOW_BOUND (range_type) = 1; | |
1926 | ||
1927 | attr = dwarf2_attr (die, DW_AT_string_length, cu); | |
1928 | - if (attr) | |
1929 | + if (attr && attr_form_is_block (attr)) | |
1930 | { | |
1931 | - length = DW_UNSND (attr); | |
1932 | + /* Security check for a size overflow. */ | |
1933 | + if (DW_BLOCK (attr)->size + 2 < DW_BLOCK (attr)->size) | |
1934 | + TYPE_HIGH_BOUND (range_type) = 1; | |
1935 | + /* Extend the DWARF block by a new DW_OP_deref/DW_OP_deref_size | |
1936 | + instruction as DW_AT_string_length specifies the length location, not | |
1937 | + its value. */ | |
1938 | + else | |
1939 | + { | |
1940 | + struct dwarf2_locexpr_baton *length_baton = NULL; | |
1941 | + struct dwarf_block *blk = DW_BLOCK (attr); | |
3a58abaf | 1942 | + |
6ed6bacf AM |
1943 | + /* Turn any single DW_OP_reg* into DW_OP_breg*(0) but clearing |
1944 | + DW_OP_deref* in such case. */ | |
3a58abaf | 1945 | + |
6ed6bacf AM |
1946 | + if (blk->size == 1 && blk->data[0] >= DW_OP_reg0 |
1947 | + && blk->data[0] <= DW_OP_reg31) | |
1948 | + length_baton = dwarf2_attr_to_locexpr_baton (attr, cu); | |
1949 | + else if (blk->size > 1 && blk->data[0] == DW_OP_regx) | |
1950 | + { | |
1951 | + ULONGEST ulongest; | |
1952 | + const gdb_byte *end; | |
3a58abaf | 1953 | + |
6ed6bacf AM |
1954 | + end = read_uleb128 (&blk->data[1], &blk->data[blk->size], |
1955 | + &ulongest); | |
1956 | + if (end == &blk->data[blk->size]) | |
1957 | + length_baton = dwarf2_attr_to_locexpr_baton (attr, cu); | |
1958 | + } | |
3a58abaf | 1959 | + |
6ed6bacf AM |
1960 | + if (length_baton == NULL) |
1961 | + { | |
1962 | + struct attribute *size_attr; | |
1963 | + gdb_byte *data; | |
3a58abaf | 1964 | + |
6ed6bacf AM |
1965 | + length_baton = obstack_alloc (&cu->comp_unit_obstack, |
1966 | + sizeof (*length_baton)); | |
1967 | + length_baton->per_cu = cu->per_cu; | |
1968 | + length_baton->size = DW_BLOCK (attr)->size + 2; | |
1969 | + data = obstack_alloc (&cu->comp_unit_obstack, | |
1970 | + length_baton->size); | |
1971 | + length_baton->data = data; | |
1972 | + memcpy (data, DW_BLOCK (attr)->data, DW_BLOCK (attr)->size); | |
3a58abaf | 1973 | + |
6ed6bacf AM |
1974 | + /* DW_AT_BYTE_SIZE existing together with DW_AT_STRING_LENGTH |
1975 | + specifies the size of an integer to fetch. */ | |
1976 | + size_attr = dwarf2_attr (die, DW_AT_byte_size, cu); | |
1977 | + if (size_attr) | |
1978 | + { | |
1979 | + data[DW_BLOCK (attr)->size] = DW_OP_deref_size; | |
1980 | + data[DW_BLOCK (attr)->size + 1] = DW_UNSND (size_attr); | |
1981 | + if (data[DW_BLOCK (attr)->size + 1] != DW_UNSND (size_attr)) | |
1982 | + complaint (&symfile_complaints, | |
1983 | + _("DW_AT_string_length's DW_AT_byte_size " | |
1984 | + "integer exceeds the byte size storage")); | |
1985 | + } | |
1986 | + else | |
1987 | + { | |
1988 | + data[DW_BLOCK (attr)->size] = DW_OP_deref; | |
1989 | + data[DW_BLOCK (attr)->size + 1] = DW_OP_nop; | |
1990 | + } | |
1991 | + } | |
3a58abaf | 1992 | + |
6ed6bacf AM |
1993 | + TYPE_RANGE_DATA (range_type)->high.kind |
1994 | + = RANGE_BOUND_KIND_DWARF_BLOCK; | |
1995 | + TYPE_RANGE_DATA (range_type)->high.u.dwarf_block = length_baton; | |
1996 | + TYPE_DYNAMIC (range_type) = 1; | |
1997 | + } | |
1998 | } | |
1999 | else | |
2000 | { | |
2001 | - /* Check for the DW_AT_byte_size attribute. */ | |
2002 | + if (attr && attr_form_is_constant (attr)) | |
2003 | + { | |
2004 | + /* We currently do not support a constant address where the location | |
2005 | + should be read from - attr_form_is_block is expected instead. See | |
2006 | + DWARF for the DW_AT_STRING_LENGTH vs. DW_AT_BYTE_SIZE difference. | |
2007 | + */ | |
2008 | + /* PASSTHRU */ | |
2009 | + } | |
3a58abaf | 2010 | + |
6ed6bacf AM |
2011 | attr = dwarf2_attr (die, DW_AT_byte_size, cu); |
2012 | - if (attr) | |
2013 | - { | |
2014 | - length = DW_UNSND (attr); | |
2015 | - } | |
2016 | + if (attr && attr_form_is_block (attr)) | |
2017 | + { | |
2018 | + TYPE_RANGE_DATA (range_type)->high.kind | |
2019 | + = RANGE_BOUND_KIND_DWARF_BLOCK; | |
2020 | + TYPE_RANGE_DATA (range_type)->high.u.dwarf_block = | |
2021 | + dwarf2_attr_to_locexpr_baton (attr, cu); | |
2022 | + TYPE_DYNAMIC (range_type) = 1; | |
2023 | + } | |
2024 | + else if (attr && attr_form_is_constant (attr)) | |
2025 | + TYPE_HIGH_BOUND (range_type) = dwarf2_get_attr_constant_value (attr, 0); | |
2026 | else | |
2027 | - { | |
2028 | - length = 1; | |
2029 | - } | |
2030 | + TYPE_HIGH_BOUND (range_type) = 1; | |
2031 | } | |
2032 | ||
2033 | - index_type = objfile_type (objfile)->builtin_int; | |
2034 | - range_type = create_range_type (NULL, index_type, 1, length); | |
2035 | char_type = language_string_char_type (cu->language_defn, gdbarch); | |
2036 | type = create_string_type (NULL, char_type, range_type); | |
2037 | ||
2038 | @@ -8409,8 +8528,7 @@ read_subrange_type (struct die_info *die | |
2039 | struct type *base_type; | |
2040 | struct type *range_type; | |
2041 | struct attribute *attr; | |
2042 | - LONGEST low = 0; | |
2043 | - LONGEST high = -1; | |
2044 | + LONGEST low; | |
2045 | char *name; | |
2046 | LONGEST negative_mask; | |
2047 | ||
2048 | @@ -8423,53 +8541,126 @@ read_subrange_type (struct die_info *die | |
2049 | if (range_type) | |
2050 | return range_type; | |
2051 | ||
2052 | - if (cu->language == language_fortran) | |
2053 | + /* LOW_BOUND and HIGH_BOUND are set for real below. */ | |
2054 | + range_type = create_range_type (NULL, base_type, 0, -1); | |
2055 | + TYPE_UNSIGNED (range_type) = 0; | |
3a58abaf | 2056 | + |
6ed6bacf AM |
2057 | + negative_mask = |
2058 | + (LONGEST) -1 << (TYPE_LENGTH (base_type) * TARGET_CHAR_BIT - 1); | |
3a58abaf | 2059 | + |
6ed6bacf AM |
2060 | + /* Exclude language_ada from any TYPE_DYNAMIC constructs below. GDB Ada |
2061 | + supports implements the dynamic bounds in a non-DWARF way and the | |
2062 | + existing DWARF dynamic bounds are invalid, leading to memory access | |
2063 | + errors. */ | |
3a58abaf | 2064 | + |
6ed6bacf AM |
2065 | + attr = dwarf2_attr (die, DW_AT_lower_bound, cu); |
2066 | + if (attr && attr_form_is_block (attr) && cu->language != language_ada) | |
2067 | { | |
2068 | - /* FORTRAN implies a lower bound of 1, if not given. */ | |
2069 | - low = 1; | |
2070 | + TYPE_RANGE_DATA (range_type)->low.kind = RANGE_BOUND_KIND_DWARF_BLOCK; | |
2071 | + TYPE_RANGE_DATA (range_type)->low.u.dwarf_block = | |
2072 | + dwarf2_attr_to_locexpr_baton (attr, cu); | |
2073 | + TYPE_DYNAMIC (range_type) = 1; | |
2074 | + /* For setting a default if DW_AT_UPPER_BOUND would be missing. */ | |
2075 | + low = 0; | |
2076 | } | |
2077 | + else if (attr && is_ref_attr (attr) && cu->language != language_ada) | |
51a5ef0f | 2078 | + { |
6ed6bacf AM |
2079 | + struct die_info *target_die; |
2080 | + struct dwarf2_cu *target_cu = cu; | |
2081 | + struct attribute *target_loc_attr; | |
2082 | ||
2083 | - /* FIXME: For variable sized arrays either of these could be | |
2084 | - a variable rather than a constant value. We'll allow it, | |
2085 | - but we don't know how to handle it. */ | |
2086 | - attr = dwarf2_attr (die, DW_AT_lower_bound, cu); | |
2087 | - if (attr) | |
2088 | - low = dwarf2_get_attr_constant_value (attr, 0); | |
2089 | + target_die = follow_die_ref_or_sig (die, attr, &target_cu); | |
2090 | + gdb_assert (target_cu->objfile == cu->objfile); | |
2091 | + target_loc_attr = dwarf2_attr (target_die, DW_AT_location, target_cu); | |
2092 | ||
2093 | - attr = dwarf2_attr (die, DW_AT_upper_bound, cu); | |
2094 | - if (attr) | |
2095 | + TYPE_RANGE_DATA (range_type)->low.kind = RANGE_BOUND_KIND_DWARF_LOCLIST; | |
2096 | + TYPE_RANGE_DATA (range_type)->low.u.dwarf_loclist.loclist | |
2097 | + = dwarf2_attr_to_loclist_baton (target_loc_attr, target_cu); | |
2098 | + TYPE_RANGE_DATA (range_type)->low.u.dwarf_loclist.type | |
2099 | + = die_type (target_die, target_cu); | |
2100 | + TYPE_DYNAMIC (range_type) = 1; | |
2101 | + /* For setting a default if DW_AT_UPPER_BOUND would be missing. */ | |
2102 | + low = 0; | |
51a5ef0f PS |
2103 | + } |
2104 | + else | |
6ed6bacf AM |
2105 | { |
2106 | - if (attr->form == DW_FORM_block1 || is_ref_attr (attr)) | |
2107 | - { | |
2108 | - /* GCC encodes arrays with unspecified or dynamic length | |
2109 | - with a DW_FORM_block1 attribute or a reference attribute. | |
2110 | - FIXME: GDB does not yet know how to handle dynamic | |
2111 | - arrays properly, treat them as arrays with unspecified | |
2112 | - length for now. | |
2113 | - | |
2114 | - FIXME: jimb/2003-09-22: GDB does not really know | |
2115 | - how to handle arrays of unspecified length | |
2116 | - either; we just represent them as zero-length | |
2117 | - arrays. Choose an appropriate upper bound given | |
2118 | - the lower bound we've computed above. */ | |
2119 | - high = low - 1; | |
2120 | - } | |
2121 | + if (attr && attr_form_is_constant (attr)) | |
2122 | + low = dwarf2_get_attr_constant_value (attr, 0); | |
2123 | else | |
2124 | - high = dwarf2_get_attr_constant_value (attr, 1); | |
2125 | + { | |
2126 | + if (cu->language == language_fortran) | |
2127 | + { | |
2128 | + /* FORTRAN implies a lower bound of 1, if not given. */ | |
2129 | + low = 1; | |
2130 | + } | |
2131 | + else | |
2132 | + { | |
2133 | + /* According to DWARF we should assume the value 0 only for | |
2134 | + LANGUAGE_C and LANGUAGE_CPLUS. */ | |
2135 | + low = 0; | |
2136 | + } | |
2137 | + } | |
2138 | + if (!TYPE_UNSIGNED (base_type) && (low & negative_mask)) | |
2139 | + low |= negative_mask; | |
2140 | + TYPE_LOW_BOUND (range_type) = low; | |
2141 | + if (low >= 0) | |
2142 | + TYPE_UNSIGNED (range_type) = 1; | |
2143 | } | |
2144 | - else | |
2145 | + | |
2146 | + attr = dwarf2_attr (die, DW_AT_upper_bound, cu); | |
2147 | + if (!attr || (!attr_form_is_block (attr) && !attr_form_is_constant (attr) | |
2148 | + && !is_ref_attr (attr))) | |
2149 | { | |
2150 | attr = dwarf2_attr (die, DW_AT_count, cu); | |
2151 | - if (attr) | |
2152 | - { | |
2153 | - int count = dwarf2_get_attr_constant_value (attr, 1); | |
2154 | - high = low + count - 1; | |
2155 | + /* It does not hurt but it is needlessly ineffective in check_typedef. */ | |
2156 | + if (attr && (attr_form_is_block (attr) || attr_form_is_constant (attr))) | |
2157 | + { | |
2158 | + TYPE_RANGE_HIGH_BOUND_IS_COUNT (range_type) = 1; | |
2159 | + TYPE_DYNAMIC (range_type) = 1; | |
2160 | } | |
2161 | + /* Pass it now as the regular DW_AT_upper_bound. */ | |
7566401a ER |
2162 | + } |
2163 | + | |
6ed6bacf AM |
2164 | + if (attr && attr_form_is_block (attr) && cu->language != language_ada) |
2165 | + { | |
2166 | + TYPE_RANGE_DATA (range_type)->high.kind = RANGE_BOUND_KIND_DWARF_BLOCK; | |
2167 | + TYPE_RANGE_DATA (range_type)->high.u.dwarf_block = | |
2168 | + dwarf2_attr_to_locexpr_baton (attr, cu); | |
2169 | + TYPE_DYNAMIC (range_type) = 1; | |
2170 | + } | |
2171 | + else if (attr && is_ref_attr (attr) && cu->language != language_ada) | |
2172 | + { | |
2173 | + struct die_info *target_die; | |
2174 | + struct dwarf2_cu *target_cu = cu; | |
2175 | + struct attribute *target_loc_attr; | |
3a58abaf | 2176 | + |
6ed6bacf AM |
2177 | + target_die = follow_die_ref_or_sig (die, attr, &target_cu); |
2178 | + gdb_assert (target_cu->objfile == cu->objfile); | |
2179 | + target_loc_attr = dwarf2_attr (target_die, DW_AT_location, target_cu); | |
51a5ef0f | 2180 | + |
6ed6bacf AM |
2181 | + TYPE_RANGE_DATA (range_type)->high.kind = RANGE_BOUND_KIND_DWARF_LOCLIST; |
2182 | + TYPE_RANGE_DATA (range_type)->high.u.dwarf_loclist.loclist | |
2183 | + = dwarf2_attr_to_loclist_baton (target_loc_attr, target_cu); | |
2184 | + TYPE_RANGE_DATA (range_type)->high.u.dwarf_loclist.type | |
2185 | + = die_type (target_die, target_cu); | |
2186 | + TYPE_DYNAMIC (range_type) = 1; | |
2187 | + } | |
2188 | + else | |
2189 | + { | |
2190 | + LONGEST high; | |
7566401a | 2191 | + |
6ed6bacf AM |
2192 | + if (attr && attr_form_is_constant (attr)) |
2193 | + high = dwarf2_get_attr_constant_value (attr, 0); | |
2194 | else | |
2195 | { | |
2196 | - /* Unspecified array length. */ | |
2197 | + /* Ada expects an empty array on no boundary attributes. */ | |
2198 | + if (cu->language != language_ada) | |
2199 | + TYPE_HIGH_BOUND_UNDEFINED (range_type) = 1; | |
2200 | high = low - 1; | |
2201 | } | |
2202 | + if (!TYPE_UNSIGNED (base_type) && (high & negative_mask)) | |
2203 | + high |= negative_mask; | |
2204 | + TYPE_HIGH_BOUND (range_type) = high; | |
2205 | } | |
2206 | ||
2207 | /* Dwarf-2 specifications explicitly allows to create subrange types | |
2208 | @@ -8510,24 +8701,41 @@ read_subrange_type (struct die_info *die | |
2209 | } | |
2210 | } | |
2211 | ||
2212 | - negative_mask = | |
2213 | - (LONGEST) -1 << (TYPE_LENGTH (base_type) * TARGET_CHAR_BIT - 1); | |
2214 | - if (!TYPE_UNSIGNED (base_type) && (low & negative_mask)) | |
2215 | - low |= negative_mask; | |
2216 | - if (!TYPE_UNSIGNED (base_type) && (high & negative_mask)) | |
2217 | - high |= negative_mask; | |
2218 | - | |
2219 | - range_type = create_range_type (NULL, base_type, low, high); | |
2220 | - | |
2221 | - /* Mark arrays with dynamic length at least as an array of unspecified | |
2222 | - length. GDB could check the boundary but before it gets implemented at | |
2223 | - least allow accessing the array elements. */ | |
2224 | - if (attr && attr->form == DW_FORM_block1) | |
2225 | - TYPE_HIGH_BOUND_UNDEFINED (range_type) = 1; | |
2226 | - | |
2227 | - /* Ada expects an empty array on no boundary attributes. */ | |
2228 | - if (attr == NULL && cu->language != language_ada) | |
2229 | - TYPE_HIGH_BOUND_UNDEFINED (range_type) = 1; | |
2230 | + /* DW_AT_bit_stride is currently unsupported as we count in bytes. */ | |
2231 | + attr = dwarf2_attr (die, DW_AT_byte_stride, cu); | |
2232 | + if (attr && attr_form_is_block (attr) && cu->language != language_ada) | |
2233 | + { | |
2234 | + TYPE_RANGE_DATA (range_type)->byte_stride.kind | |
2235 | + = RANGE_BOUND_KIND_DWARF_BLOCK; | |
2236 | + TYPE_RANGE_DATA (range_type)->byte_stride.u.dwarf_block = | |
2237 | + dwarf2_attr_to_locexpr_baton (attr, cu); | |
2238 | + TYPE_DYNAMIC (range_type) = 1; | |
2239 | + } | |
2240 | + else if (attr && is_ref_attr (attr) && cu->language != language_ada) | |
2241 | + { | |
2242 | + struct die_info *target_die; | |
2243 | + struct dwarf2_cu *target_cu = cu; | |
2244 | + struct attribute *target_loc_attr; | |
7566401a | 2245 | + |
6ed6bacf AM |
2246 | + target_die = follow_die_ref_or_sig (die, attr, &target_cu); |
2247 | + gdb_assert (target_cu->objfile == cu->objfile); | |
2248 | + target_loc_attr = dwarf2_attr (target_die, DW_AT_location, target_cu); | |
51a5ef0f | 2249 | + |
6ed6bacf AM |
2250 | + TYPE_RANGE_DATA (range_type)->byte_stride.kind |
2251 | + = RANGE_BOUND_KIND_DWARF_LOCLIST; | |
2252 | + TYPE_RANGE_DATA (range_type)->byte_stride.u.dwarf_loclist.loclist | |
2253 | + = dwarf2_attr_to_loclist_baton (target_loc_attr, target_cu); | |
2254 | + TYPE_RANGE_DATA (range_type)->byte_stride.u.dwarf_loclist.type | |
2255 | + = die_type (target_die, target_cu); | |
2256 | + TYPE_DYNAMIC (range_type) = 1; | |
2257 | + } | |
2258 | + else if (attr && attr_form_is_constant (attr)) | |
51a5ef0f | 2259 | + { |
6ed6bacf AM |
2260 | + TYPE_BYTE_STRIDE (range_type) = dwarf2_get_attr_constant_value (attr, 0); |
2261 | + if (TYPE_BYTE_STRIDE (range_type) == 0) | |
2262 | + complaint (&symfile_complaints, | |
2263 | + _("Found DW_AT_byte_stride with unsupported value 0")); | |
51a5ef0f | 2264 | + } |
6ed6bacf AM |
2265 | |
2266 | name = dwarf2_name (die, cu); | |
2267 | if (name) | |
2268 | @@ -11072,10 +11280,12 @@ var_decode_location (struct attribute *a | |
2269 | (i.e. when the value of a register or memory location is | |
2270 | referenced, or a thread-local block, etc.). Then again, it might | |
2271 | not be worthwhile. I'm assuming that it isn't unless performance | |
2272 | - or memory numbers show me otherwise. */ | |
2273 | + or memory numbers show me otherwise. | |
2274 | + | |
2275 | + SYMBOL_CLASS may get overriden by dwarf2_symbol_mark_computed. */ | |
2276 | ||
2277 | - dwarf2_symbol_mark_computed (attr, sym, cu); | |
2278 | SYMBOL_CLASS (sym) = LOC_COMPUTED; | |
2279 | + dwarf2_symbol_mark_computed (attr, sym, cu); | |
2280 | ||
2281 | if (SYMBOL_COMPUTED_OPS (sym) == &dwarf2_loclist_funcs) | |
2282 | cu->has_loclist = 1; | |
2283 | @@ -11116,6 +11326,8 @@ new_symbol_full (struct die_info *die, s | |
2284 | else | |
2285 | sym = OBSTACK_ZALLOC (&objfile->objfile_obstack, struct symbol); | |
2286 | OBJSTAT (objfile, n_syms++); | |
2287 | + /* Some methods are called w/o checking SYMBOL_COMPUTED_OPS validity. */ | |
2288 | + SYMBOL_COMPUTED_OPS (sym) = &dwarf2_missing_funcs; | |
2289 | ||
2290 | /* Cache this symbol's name and the name's demangled form (if any). */ | |
2291 | SYMBOL_SET_LANGUAGE (sym, cu->language); | |
2292 | @@ -11888,6 +12100,9 @@ read_type_die_1 (struct die_info *die, s | |
2293 | break; | |
2294 | } | |
2295 | ||
2296 | + if (this_type) | |
2297 | + finalize_type (this_type); | |
51a5ef0f | 2298 | + |
6ed6bacf AM |
2299 | return this_type; |
2300 | } | |
2301 | ||
2302 | @@ -14742,61 +14957,99 @@ fill_in_loclist_baton (struct dwarf2_cu | |
2303 | baton->base_address = cu->base_address; | |
2304 | } | |
2305 | ||
2306 | -static void | |
2307 | -dwarf2_symbol_mark_computed (struct attribute *attr, struct symbol *sym, | |
2308 | - struct dwarf2_cu *cu) | |
2309 | +/* Convert DW_BLOCK into struct dwarf2_locexpr_baton. ATTR must be a DW_BLOCK | |
2310 | + attribute type. */ | |
51a5ef0f | 2311 | + |
6ed6bacf AM |
2312 | +static struct dwarf2_locexpr_baton * |
2313 | +dwarf2_attr_to_locexpr_baton (struct attribute *attr, struct dwarf2_cu *cu) | |
2314 | { | |
2315 | - if (attr_form_is_section_offset (attr) | |
2316 | - /* ".debug_loc" may not exist at all, or the offset may be outside | |
2317 | - the section. If so, fall through to the complaint in the | |
2318 | - other branch. */ | |
2319 | - && DW_UNSND (attr) < dwarf2_section_size (dwarf2_per_objfile->objfile, | |
2320 | - &dwarf2_per_objfile->loc)) | |
2321 | - { | |
2322 | - struct dwarf2_loclist_baton *baton; | |
2323 | + struct dwarf2_locexpr_baton *baton; | |
2324 | ||
2325 | - baton = obstack_alloc (&cu->objfile->objfile_obstack, | |
2326 | - sizeof (struct dwarf2_loclist_baton)); | |
2327 | + gdb_assert (attr_form_is_block (attr)); | |
2328 | ||
2329 | - fill_in_loclist_baton (cu, baton, attr); | |
2330 | + baton = obstack_alloc (&cu->objfile->objfile_obstack, sizeof (*baton)); | |
2331 | + baton->per_cu = cu->per_cu; | |
2332 | + gdb_assert (baton->per_cu); | |
2333 | ||
2334 | - if (cu->base_known == 0) | |
2335 | - complaint (&symfile_complaints, | |
2336 | - _("Location list used without " | |
2337 | - "specifying the CU base address.")); | |
2338 | + /* Note that we're just copying the block's data pointer | |
2339 | + here, not the actual data. We're still pointing into the | |
2340 | + info_buffer for SYM's objfile; right now we never release | |
2341 | + that buffer, but when we do clean up properly this may | |
2342 | + need to change. */ | |
2343 | + baton->size = DW_BLOCK (attr)->size; | |
2344 | + baton->data = DW_BLOCK (attr)->data; | |
2345 | + gdb_assert (baton->size == 0 || baton->data != NULL); | |
51a5ef0f | 2346 | + |
6ed6bacf | 2347 | + return baton; |
7566401a | 2348 | +} |
6ed6bacf AM |
2349 | |
2350 | +static struct dwarf2_loclist_baton * | |
2351 | +dwarf2_attr_to_loclist_baton (struct attribute *attr, struct dwarf2_cu *cu) | |
51a5ef0f | 2352 | +{ |
6ed6bacf | 2353 | + struct dwarf2_loclist_baton *baton; |
7566401a | 2354 | + |
6ed6bacf AM |
2355 | + /* DW_AT_location of the referenced DIE may be missing if the referenced |
2356 | + variable has been optimized out. */ | |
2357 | + if (!attr) | |
2358 | + return NULL; | |
51a5ef0f | 2359 | + |
6ed6bacf AM |
2360 | + dwarf2_read_section (dwarf2_per_objfile->objfile, |
2361 | + &dwarf2_per_objfile->loc); | |
51a5ef0f | 2362 | + |
6ed6bacf AM |
2363 | + if (!(attr_form_is_section_offset (attr) |
2364 | + /* ".debug_loc" may not exist at all, or the offset may be outside | |
2365 | + the section. If so, fall through to the complaint in the | |
2366 | + other branch. */ | |
2367 | + && DW_UNSND (attr) < dwarf2_section_size (dwarf2_per_objfile->objfile, | |
2368 | + &dwarf2_per_objfile->loc))) | |
2369 | + return NULL; | |
51a5ef0f | 2370 | + |
6ed6bacf AM |
2371 | + baton = obstack_alloc (&cu->objfile->objfile_obstack, |
2372 | + sizeof (struct dwarf2_loclist_baton)); | |
51a5ef0f | 2373 | + |
6ed6bacf | 2374 | + fill_in_loclist_baton (cu, baton, attr); |
51a5ef0f | 2375 | + |
6ed6bacf AM |
2376 | + if (cu->base_known == 0) |
2377 | + complaint (&symfile_complaints, | |
2378 | + _("Location list used without " | |
2379 | + "specifying the CU base address.")); | |
7566401a | 2380 | + |
6ed6bacf | 2381 | + return baton; |
51a5ef0f PS |
2382 | +} |
2383 | + | |
6ed6bacf AM |
2384 | +/* SYM may get its SYMBOL_CLASS overriden on invalid ATTR content. */ |
2385 | + | |
7566401a | 2386 | +static void |
6ed6bacf AM |
2387 | +dwarf2_symbol_mark_computed (struct attribute *attr, struct symbol *sym, |
2388 | + struct dwarf2_cu *cu) | |
2389 | +{ | |
2390 | + struct dwarf2_loclist_baton *loclist_baton; | |
2391 | + | |
2392 | + loclist_baton = dwarf2_attr_to_loclist_baton (attr, cu); | |
2393 | + if (loclist_baton) | |
2394 | + { | |
2395 | SYMBOL_COMPUTED_OPS (sym) = &dwarf2_loclist_funcs; | |
2396 | - SYMBOL_LOCATION_BATON (sym) = baton; | |
2397 | + SYMBOL_LOCATION_BATON (sym) = loclist_baton; | |
2398 | + } | |
2399 | + else if (attr_form_is_block (attr)) | |
2400 | + { | |
2401 | + SYMBOL_COMPUTED_OPS (sym) = &dwarf2_locexpr_funcs; | |
2402 | + SYMBOL_LOCATION_BATON (sym) = dwarf2_attr_to_locexpr_baton (attr, cu); | |
2403 | } | |
2404 | else | |
2405 | { | |
2406 | - struct dwarf2_locexpr_baton *baton; | |
2407 | + dwarf2_invalid_attrib_class_complaint ("location description", | |
2408 | + SYMBOL_NATURAL_NAME (sym)); | |
2409 | ||
2410 | - baton = obstack_alloc (&cu->objfile->objfile_obstack, | |
2411 | - sizeof (struct dwarf2_locexpr_baton)); | |
2412 | - baton->per_cu = cu->per_cu; | |
2413 | - gdb_assert (baton->per_cu); | |
2414 | + /* Some methods are called w/o checking SYMBOL_COMPUTED_OPS validity. */ | |
2415 | ||
2416 | - if (attr_form_is_block (attr)) | |
2417 | - { | |
2418 | - /* Note that we're just copying the block's data pointer | |
2419 | - here, not the actual data. We're still pointing into the | |
2420 | - info_buffer for SYM's objfile; right now we never release | |
2421 | - that buffer, but when we do clean up properly this may | |
2422 | - need to change. */ | |
2423 | - baton->size = DW_BLOCK (attr)->size; | |
2424 | - baton->data = DW_BLOCK (attr)->data; | |
2425 | - } | |
2426 | - else | |
2427 | - { | |
2428 | - dwarf2_invalid_attrib_class_complaint ("location description", | |
2429 | - SYMBOL_NATURAL_NAME (sym)); | |
2430 | - baton->size = 0; | |
2431 | - baton->data = NULL; | |
2432 | - } | |
2433 | + SYMBOL_COMPUTED_OPS (sym) = &dwarf2_missing_funcs; | |
2434 | + SYMBOL_LOCATION_BATON (sym) = NULL; | |
2435 | ||
2436 | - SYMBOL_COMPUTED_OPS (sym) = &dwarf2_locexpr_funcs; | |
2437 | - SYMBOL_LOCATION_BATON (sym) = baton; | |
2438 | + /* For functions a missing DW_AT_frame_base does not optimize out the | |
2439 | + whole function definition, only its frame base resolving. */ | |
2440 | + if (attr->name == DW_AT_location) | |
2441 | + SYMBOL_CLASS (sym) = LOC_OPTIMIZED_OUT; | |
2442 | } | |
2443 | } | |
2444 | ||
2445 | @@ -15145,6 +15398,25 @@ offset_and_type_eq (const void *item_lhs | |
2446 | return ofs_lhs->offset == ofs_rhs->offset; | |
2447 | } | |
2448 | ||
2449 | +/* Fill in generic attributes applicable for type DIEs. */ | |
3a58abaf AM |
2450 | + |
2451 | +static void | |
6ed6bacf AM |
2452 | +fetch_die_type_attrs (struct die_info *die, struct type *type, |
2453 | + struct dwarf2_cu *cu) | |
3a58abaf AM |
2454 | +{ |
2455 | + struct attribute *attr; | |
51a5ef0f | 2456 | + |
6ed6bacf AM |
2457 | + attr = dwarf2_attr (die, DW_AT_allocated, cu); |
2458 | + if (attr_form_is_block (attr)) | |
2459 | + TYPE_ALLOCATED (type) = dwarf2_attr_to_locexpr_baton (attr, cu); | |
2460 | + gdb_assert (!TYPE_NOT_ALLOCATED (type)); | |
51a5ef0f | 2461 | + |
6ed6bacf AM |
2462 | + attr = dwarf2_attr (die, DW_AT_associated, cu); |
2463 | + if (attr_form_is_block (attr)) | |
2464 | + TYPE_ASSOCIATED (type) = dwarf2_attr_to_locexpr_baton (attr, cu); | |
2465 | + gdb_assert (!TYPE_NOT_ASSOCIATED (type)); | |
2466 | +} | |
51a5ef0f | 2467 | + |
6ed6bacf AM |
2468 | /* Set the type associated with DIE to TYPE. Save it in CU's hash |
2469 | table if necessary. For convenience, return TYPE. | |
2470 | ||
2471 | @@ -15170,6 +15442,8 @@ set_die_type (struct die_info *die, stru | |
2472 | struct objfile *objfile = cu->objfile; | |
2473 | htab_t *type_hash_ptr; | |
2474 | ||
2475 | + fetch_die_type_attrs (die, type, cu); | |
3a58abaf | 2476 | + |
6ed6bacf AM |
2477 | /* For Ada types, make sure that the gnat-specific data is always |
2478 | initialized (if not already set). There are a few types where | |
2479 | we should not be doing so, because the type-specific area is | |
2480 | Index: gdb-7.2.90.20110703/gdb/elfread.c | |
2481 | =================================================================== | |
2482 | --- gdb-7.2.90.20110703.orig/gdb/elfread.c 2011-05-03 18:25:20.000000000 +0200 | |
2483 | +++ gdb-7.2.90.20110703/gdb/elfread.c 2011-07-03 10:33:11.000000000 +0200 | |
2484 | @@ -43,6 +43,12 @@ | |
2485 | #include "infcall.h" | |
2486 | #include "gdbthread.h" | |
2487 | #include "regcache.h" | |
2488 | +#include "stap-probe.h" | |
2489 | +#include "arch-utils.h" | |
2490 | +#include "value.h" | |
2491 | +#include "infcall.h" | |
2492 | +#include "gdbthread.h" | |
2493 | +#include "regcache.h" | |
2494 | ||
2495 | extern void _initialize_elfread (void); | |
2496 | ||
2497 | @@ -61,6 +67,21 @@ struct elfinfo | |
2498 | asection *mdebugsect; /* Section pointer for .mdebug section */ | |
2499 | }; | |
2500 | ||
2501 | +/* Per-objfile data for SystemTap probe info. */ | |
3a58abaf | 2502 | + |
6ed6bacf | 2503 | +static const struct objfile_data *stap_probe_key = NULL; |
51a5ef0f | 2504 | + |
6ed6bacf | 2505 | +/* Per-objfile data about SystemTap probes. */ |
51a5ef0f | 2506 | + |
6ed6bacf AM |
2507 | +struct stap_probe_per_objfile |
2508 | + { | |
2509 | + /* The number of probes in this objfile. */ | |
2510 | + int stap_num_probes; | |
51a5ef0f | 2511 | + |
6ed6bacf AM |
2512 | + /* The probes themselves. */ |
2513 | + struct stap_probe *probes; | |
2514 | + }; | |
7566401a | 2515 | + |
6ed6bacf AM |
2516 | static void free_elfinfo (void *); |
2517 | ||
2518 | /* Minimal symbols located at the GOT entries for .plt - that is the real | |
2519 | @@ -1553,7 +1574,266 @@ elfstab_offset_sections (struct objfile | |
2520 | complaint (&symfile_complaints, | |
2521 | _("elf/stab section information missing for %s"), filename); | |
2522 | } | |
3a58abaf | 2523 | + |
6ed6bacf AM |
2524 | +/* Helper function that parses the information contained in a |
2525 | + SystemTap's probe. Basically, the information consists in: | |
3a58abaf | 2526 | + |
6ed6bacf AM |
2527 | + - Probe's PC address; |
2528 | + - Link-time section address of `.stapsdt.base' section; | |
2529 | + - Link-time address of the semaphore variable, or ZERO if the | |
2530 | + probe doesn't have an associated semaphore; | |
2531 | + - Probe's provider name; | |
2532 | + - Probe's name; | |
2533 | + - Probe's argument format. */ | |
3a58abaf | 2534 | + |
6ed6bacf AM |
2535 | +static void |
2536 | +handle_probe (struct objfile *objfile, struct sdt_note *el, | |
2537 | + struct stap_probe *ret, CORE_ADDR base) | |
2538 | +{ | |
2539 | + bfd *abfd = objfile->obfd; | |
2540 | + int size = bfd_get_arch_size (abfd) / 8; | |
2541 | + struct gdbarch *gdbarch = get_objfile_arch (objfile); | |
2542 | + struct type *ptr_type = builtin_type (gdbarch)->builtin_data_ptr; | |
2543 | + CORE_ADDR base_ref; | |
2544 | + | |
2545 | + /* Provider and the name of the probe. */ | |
2546 | + ret->provider = (const char *) &el->data[3 * size]; | |
2547 | + ret->name = memchr (ret->provider, '\0', | |
2548 | + (unsigned long *) el->data | |
2549 | + + el->size - (unsigned long *) ret->provider); | |
2550 | + /* Making sure there is a name. */ | |
2551 | + if (!ret->name) | |
2552 | + complaint (&symfile_complaints, _("corrupt probe when reading `%s'"), | |
2553 | + objfile->name); | |
2554 | + else | |
2555 | + ++ret->name; | |
2556 | + | |
2557 | + /* Retrieving the probe's address. */ | |
2558 | + ret->address = extract_typed_address ((const gdb_byte *) &el->data[0], | |
2559 | + ptr_type); | |
2560 | + /* Link-time sh_addr of `.stapsdt.base' section. */ | |
2561 | + base_ref = extract_typed_address ((const gdb_byte *) &el->data[size], | |
2562 | + ptr_type); | |
2563 | + /* Semaphore address. */ | |
2564 | + ret->sem_addr = extract_typed_address ((const gdb_byte *) &el->data[2 * size], | |
2565 | + ptr_type); | |
2566 | + | |
2567 | + ret->address += (ANOFFSET (objfile->section_offsets, | |
2568 | + SECT_OFF_TEXT (objfile)) | |
2569 | + + base - base_ref); | |
2570 | + if (ret->sem_addr) | |
2571 | + ret->sem_addr += (ANOFFSET (objfile->section_offsets, | |
2572 | + SECT_OFF_DATA (objfile)) | |
2573 | + + base - base_ref); | |
2574 | + | |
2575 | + /* Arguments. We can only extract the argument format if there is a valid | |
2576 | + name for this probe. */ | |
2577 | + if (ret->name) | |
2578 | + { | |
2579 | + ret->args = memchr (ret->name, '\0', | |
2580 | + (unsigned long *) el->data | |
2581 | + + el->size - (unsigned long *) ret->name); | |
2582 | + | |
2583 | + if (ret->args++ != NULL | |
2584 | + || memchr (ret->args, '\0', (unsigned long *) el->data | |
2585 | + + el->size - (unsigned long *) ret->name) | |
2586 | + != el->data + el->size - 1) | |
2587 | + complaint (&symfile_complaints, _("corrupt probe when reading `%s'"), | |
2588 | + objfile->name); | |
2589 | + } | |
2590 | + else | |
2591 | + ret->args = NULL; | |
51a5ef0f | 2592 | +} |
7566401a | 2593 | + |
6ed6bacf AM |
2594 | +/* The name of the SystemTap section where we will find information about |
2595 | + the probes. */ | |
51a5ef0f | 2596 | + |
6ed6bacf | 2597 | +#define STAP_BASE_SECTION_NAME ".stapsdt.base" |
51a5ef0f | 2598 | + |
6ed6bacf AM |
2599 | +/* Helper function which tries to find the base address of the SystemTap |
2600 | + base section named STAP_BASE_SECTION_NAME. */ | |
51a5ef0f | 2601 | + |
6ed6bacf AM |
2602 | +static void |
2603 | +get_base_address_1 (bfd *abfd, asection *sect, void *obj) | |
51a5ef0f | 2604 | +{ |
6ed6bacf AM |
2605 | + bfd_vma *base = (bfd_vma *) obj; |
2606 | + | |
2607 | + if (*base == (bfd_vma) -1 | |
2608 | + && (sect->flags & (SEC_DATA | SEC_ALLOC | SEC_HAS_CONTENTS)) | |
2609 | + && sect->name && !strcmp (sect->name, STAP_BASE_SECTION_NAME)) | |
2610 | + *base = sect->vma; | |
51a5ef0f PS |
2611 | +} |
2612 | + | |
6ed6bacf AM |
2613 | +/* Helper function which iterates over every section in the BFD file, |
2614 | + trying to find the base address of the SystemTap base section. | |
2615 | + Returns the section address if found, or -1 otherwise. */ | |
51a5ef0f | 2616 | + |
6ed6bacf AM |
2617 | +static bfd_vma |
2618 | +get_base_address (bfd *obfd) | |
2619 | +{ | |
2620 | + bfd_vma base = (bfd_vma) -1; | |
51a5ef0f | 2621 | + |
6ed6bacf | 2622 | + bfd_map_over_sections (obfd, get_base_address_1, (void *) &base); |
51a5ef0f | 2623 | + |
6ed6bacf | 2624 | + return base; |
51a5ef0f PS |
2625 | +} |
2626 | + | |
6ed6bacf AM |
2627 | +/* Implementation of `sym_get_probes', as documented in symfile.h. */ |
2628 | + | |
2629 | +static const struct stap_probe * | |
2630 | +elf_get_probes (struct objfile *objfile, int *num_probes) | |
51a5ef0f | 2631 | +{ |
6ed6bacf AM |
2632 | + struct stap_probe *ret = NULL; |
2633 | + struct stap_probe_per_objfile *probes_per_objfile; | |
51a5ef0f | 2634 | + |
6ed6bacf AM |
2635 | + /* Initially, no probes. */ |
2636 | + *num_probes = 0; | |
51a5ef0f | 2637 | + |
6ed6bacf AM |
2638 | + /* Have we parsed this objfile's probes already? */ |
2639 | + probes_per_objfile | |
2640 | + = (struct stap_probe_per_objfile *) objfile_data (objfile, | |
2641 | + stap_probe_key); | |
51a5ef0f | 2642 | + |
6ed6bacf AM |
2643 | + if (!probes_per_objfile) |
2644 | + { | |
2645 | + /* If we are here, then this is the first time we are parsing the | |
2646 | + probe's information. We basically have to count how many probes | |
2647 | + the objfile has, and then fill in the necessary information | |
2648 | + for each one. */ | |
51a5ef0f | 2649 | + |
6ed6bacf AM |
2650 | + bfd *obfd = objfile->obfd; |
2651 | + bfd_vma base = get_base_address (obfd); | |
2652 | + struct sdt_note *iter; | |
2653 | + int i; | |
2654 | + int n = 0; | |
51a5ef0f | 2655 | + |
6ed6bacf AM |
2656 | + if (! elf_tdata (obfd)->sdt_note_head) |
2657 | + /* There isn't any probe here. */ | |
2658 | + return NULL; | |
51a5ef0f | 2659 | + |
6ed6bacf AM |
2660 | + /* Allocating space for probe info. */ |
2661 | + for (iter = elf_tdata (obfd)->sdt_note_head; | |
2662 | + iter; | |
2663 | + iter = iter->next, ++n); | |
51a5ef0f | 2664 | + |
6ed6bacf | 2665 | + ret = xcalloc (n, sizeof (struct stap_probe)); |
51a5ef0f | 2666 | + |
6ed6bacf AM |
2667 | + /* Parsing each probe's information. */ |
2668 | + for (iter = elf_tdata (obfd)->sdt_note_head, i = 0; | |
2669 | + iter; | |
2670 | + iter = iter->next, i++) | |
2671 | + /* We first have to handle all the information about the | |
2672 | + probe which is present in the section. */ | |
2673 | + handle_probe (objfile, iter, &ret[i], base); | |
3a58abaf | 2674 | + |
6ed6bacf AM |
2675 | + /* Creating a cache for these probes in the objfile's registry. */ |
2676 | + probes_per_objfile = xmalloc (sizeof (struct stap_probe_per_objfile)); | |
51a5ef0f | 2677 | + |
6ed6bacf AM |
2678 | + probes_per_objfile->stap_num_probes = n; |
2679 | + probes_per_objfile->probes = ret; | |
ab050a48 | 2680 | + |
6ed6bacf | 2681 | + set_objfile_data (objfile, stap_probe_key, probes_per_objfile); |
51a5ef0f | 2682 | + } |
6ed6bacf AM |
2683 | + else |
2684 | + ret = probes_per_objfile->probes; | |
3a58abaf | 2685 | + |
6ed6bacf | 2686 | + *num_probes = probes_per_objfile->stap_num_probes; |
3a58abaf | 2687 | + |
6ed6bacf | 2688 | + return ret; |
3a58abaf AM |
2689 | +} |
2690 | + | |
6ed6bacf AM |
2691 | +/* Implementation of `sym_get_probe_argument_count', as documented in |
2692 | + symfile.h. */ | |
2693 | + | |
2694 | +static int | |
2695 | +elf_get_probe_argument_count (struct objfile *objfile, | |
2696 | + const struct stap_probe *probe) | |
51a5ef0f | 2697 | +{ |
6ed6bacf | 2698 | + const char *pargs = probe->args; |
7566401a | 2699 | + |
6ed6bacf AM |
2700 | + if (!pargs || !*pargs || *pargs == ':') |
2701 | + /* No arguments. */ | |
2702 | + return 0; | |
3a58abaf | 2703 | + |
6ed6bacf | 2704 | + return stap_get_probe_argument_count (probe); |
51a5ef0f | 2705 | +} |
3a58abaf | 2706 | + |
6ed6bacf AM |
2707 | +/* Implementation of `sym_evaluate_probe_argument', as documented in |
2708 | + symfile.h. */ | |
3a58abaf | 2709 | + |
6ed6bacf AM |
2710 | +static struct value * |
2711 | +elf_evaluate_probe_argument (struct objfile *objfile, | |
2712 | + const struct stap_probe *probe, | |
2713 | + struct frame_info *frame, | |
2714 | + int n) | |
51a5ef0f | 2715 | +{ |
6ed6bacf | 2716 | + return stap_evaluate_probe_argument (objfile, probe, frame, n); |
3a58abaf AM |
2717 | +} |
2718 | + | |
6ed6bacf | 2719 | +/* Implementation of `sym_compile_to_ax', as documented in symfile.h. */ |
3a58abaf | 2720 | + |
51a5ef0f | 2721 | +static void |
6ed6bacf AM |
2722 | +elf_compile_to_ax (struct objfile *objfile, |
2723 | + const struct stap_probe *probe, | |
2724 | + struct agent_expr *expr, | |
2725 | + struct axs_value *value, | |
2726 | + int n) | |
51a5ef0f | 2727 | +{ |
6ed6bacf | 2728 | + stap_compile_to_ax (objfile, probe, expr, value, n); |
51a5ef0f | 2729 | +} |
3a58abaf | 2730 | + |
6ed6bacf | 2731 | +/* Implementation of `sym_relocate_probe', as documented in symfile.h. */ |
3a58abaf | 2732 | + |
51a5ef0f | 2733 | +static void |
6ed6bacf AM |
2734 | +elf_symfile_relocate_probe (struct objfile *objfile, |
2735 | + struct section_offsets *new_offsets, | |
2736 | + struct section_offsets *delta) | |
51a5ef0f PS |
2737 | +{ |
2738 | + int i; | |
6ed6bacf AM |
2739 | + struct stap_probe_per_objfile *p |
2740 | + = (struct stap_probe_per_objfile *) objfile_data (objfile, | |
2741 | + stap_probe_key); | |
7566401a | 2742 | + |
6ed6bacf AM |
2743 | + if (!p) |
2744 | + /* No probe to relocate. */ | |
2745 | + return; | |
7566401a | 2746 | + |
6ed6bacf AM |
2747 | + for (i = 0; i < p->stap_num_probes; i++) |
2748 | + { | |
2749 | + p->probes[i].address += ANOFFSET (delta, SECT_OFF_TEXT (objfile)); | |
2750 | + if (p->probes[i].sem_addr) | |
2751 | + p->probes[i].sem_addr += ANOFFSET (delta, SECT_OFF_DATA (objfile)); | |
51a5ef0f | 2752 | + } |
7566401a ER |
2753 | +} |
2754 | + | |
6ed6bacf AM |
2755 | +/* Helper function used to free the space allocated for storing SystemTap |
2756 | + probe information. */ | |
2757 | + | |
51a5ef0f | 2758 | +static void |
6ed6bacf | 2759 | +stap_probe_key_free (struct objfile *objfile, void *d) |
7566401a | 2760 | +{ |
51a5ef0f | 2761 | + int i; |
6ed6bacf | 2762 | + struct stap_probe_per_objfile *data = (struct stap_probe_per_objfile *) d; |
7566401a | 2763 | + |
6ed6bacf AM |
2764 | + for (i = 0; i < data->stap_num_probes; i++) |
2765 | + stap_free_parsed_args (data->probes[i].parsed_args); | |
2766 | + xfree (data->probes); | |
2767 | + xfree (data); | |
2768 | +} | |
7566401a | 2769 | + |
6ed6bacf | 2770 | \f |
7566401a | 2771 | + |
6ed6bacf AM |
2772 | +/* Implementation `sym_probe_fns', as documented in symfile.h. */ |
2773 | + | |
2774 | +static const struct sym_probe_fns elf_probe_fns = | |
2775 | +{ | |
2776 | + elf_get_probes, /* sym_get_probes */ | |
2777 | + elf_get_probe_argument_count, /* sym_get_probe_argument_count */ | |
2778 | + elf_evaluate_probe_argument, /* sym_evaluate_probe_argument */ | |
2779 | + elf_compile_to_ax, /* sym_compile_to_ax */ | |
2780 | + elf_symfile_relocate_probe, /* sym_relocate_probe */ | |
2781 | +}; | |
7566401a | 2782 | + |
6ed6bacf AM |
2783 | /* Register that we are able to handle ELF object file formats. */ |
2784 | ||
2785 | static const struct sym_fns elf_sym_fns = | |
2786 | @@ -1568,6 +1848,7 @@ static const struct sym_fns elf_sym_fns | |
2787 | elf_symfile_segments, /* Get segment information from a file. */ | |
2788 | NULL, | |
2789 | default_symfile_relocate, /* Relocate a debug section. */ | |
2790 | + &elf_probe_fns, /* sym_probe_fns */ | |
2791 | &psym_functions | |
2792 | }; | |
2793 | ||
2794 | @@ -1586,6 +1867,7 @@ static const struct sym_fns elf_sym_fns_ | |
2795 | elf_symfile_segments, /* Get segment information from a file. */ | |
2796 | NULL, | |
2797 | default_symfile_relocate, /* Relocate a debug section. */ | |
2798 | + &elf_probe_fns, /* sym_probe_fns */ | |
2799 | &psym_functions | |
2800 | }; | |
2801 | ||
2802 | @@ -1603,6 +1885,7 @@ static const struct sym_fns elf_sym_fns_ | |
2803 | elf_symfile_segments, /* Get segment information from a file. */ | |
2804 | NULL, | |
2805 | default_symfile_relocate, /* Relocate a debug section. */ | |
2806 | + &elf_probe_fns, /* sym_probe_fns */ | |
2807 | &dwarf2_gdb_index_functions | |
2808 | }; | |
2809 | ||
2810 | @@ -1619,6 +1902,8 @@ static const struct gnu_ifunc_fns elf_gn | |
2811 | void | |
2812 | _initialize_elfread (void) | |
2813 | { | |
2814 | + stap_probe_key | |
2815 | + = register_objfile_data_with_cleanup (NULL, stap_probe_key_free); | |
2816 | add_symtab_fns (&elf_sym_fns); | |
2817 | ||
2818 | elf_objfile_gnu_ifunc_cache_data = register_objfile_data (); | |
2819 | Index: gdb-7.2.90.20110703/gdb/eval.c | |
2820 | =================================================================== | |
2821 | --- gdb-7.2.90.20110703.orig/gdb/eval.c 2011-03-28 22:21:03.000000000 +0200 | |
2822 | +++ gdb-7.2.90.20110703/gdb/eval.c 2011-07-03 10:33:11.000000000 +0200 | |
2823 | @@ -44,6 +44,7 @@ | |
2824 | #include "objfiles.h" | |
2825 | #include "python/python.h" | |
2826 | #include "wrapper.h" | |
2827 | +#include "dwarf2loc.h" | |
2828 | ||
2829 | #include "gdb_assert.h" | |
2830 | ||
2831 | @@ -489,27 +490,217 @@ init_array_element (struct value *array, | |
2832 | } | |
2833 | ||
2834 | static struct value * | |
2835 | -value_f90_subarray (struct value *array, | |
2836 | - struct expression *exp, int *pos, enum noside noside) | |
2837 | +value_f90_subarray (struct value *array, struct expression *exp, int *pos, | |
2838 | + int nargs, enum noside noside) | |
2839 | { | |
2840 | - int pc = (*pos) + 1; | |
2841 | - LONGEST low_bound, high_bound; | |
2842 | - struct type *range = check_typedef (TYPE_INDEX_TYPE (value_type (array))); | |
2843 | - enum f90_range_type range_type = longest_to_int (exp->elts[pc].longconst); | |
2844 | - | |
2845 | - *pos += 3; | |
2846 | + /* Type to use for the newly allocated value ARRAY. */ | |
2847 | + struct type *new_array_type; | |
2848 | ||
2849 | - if (range_type == LOW_BOUND_DEFAULT || range_type == BOTH_BOUND_DEFAULT) | |
2850 | - low_bound = TYPE_LOW_BOUND (range); | |
2851 | + /* Type being iterated for each dimension. */ | |
2852 | + struct type *type, *type_last_target; | |
2853 | + | |
2854 | + /* Pointer in the last holder to the type of current dimension. */ | |
2855 | + struct type **typep = &new_array_type; | |
2856 | + | |
2857 | + struct subscript_index | |
2858 | + { | |
2859 | + enum { SUBSCRIPT_RANGE, SUBSCRIPT_NUMBER } kind; | |
2860 | + union | |
51a5ef0f | 2861 | + { |
6ed6bacf | 2862 | + struct subscript_range |
51a5ef0f | 2863 | + { |
6ed6bacf AM |
2864 | + enum f90_range_type f90_range_type; |
2865 | + LONGEST low_bound, high_bound; | |
51a5ef0f | 2866 | + } |
6ed6bacf AM |
2867 | + range; |
2868 | + LONGEST number; | |
2869 | + }; | |
51a5ef0f | 2870 | + } |
6ed6bacf AM |
2871 | + *subscript_array; |
2872 | + struct type **type_array; | |
2873 | + int i; | |
2874 | + struct cleanup *old_chain; | |
2875 | + CORE_ADDR value_byte_address, value_byte_offset = 0; | |
2876 | + htab_t copied_types; | |
2877 | + struct value *saved_array; | |
2878 | + | |
2879 | + old_chain = make_cleanup (null_cleanup, 0); | |
2880 | + object_address_set (value_raw_address (array)); | |
2881 | + | |
2882 | + if (value_optimized_out (array) | |
2883 | + || (VALUE_LVAL (array) != not_lval | |
2884 | + && VALUE_LVAL (array) != lval_memory | |
2885 | + && VALUE_LVAL (array) != lval_internalvar_component | |
2886 | + && VALUE_LVAL (array) != lval_internalvar)) | |
2887 | + error (_("value being subranged must be in memory")); | |
2888 | + type = check_typedef (value_type (array)); | |
2889 | + f_object_address_data_valid_or_error (type); | |
7566401a | 2890 | + |
6ed6bacf AM |
2891 | + copied_types = create_copied_types_hash (NULL); |
2892 | + type = copy_type_recursive (type, copied_types); | |
2893 | + htab_delete (copied_types); | |
7566401a | 2894 | + |
6ed6bacf AM |
2895 | + if (nargs != calc_f77_array_dims (type)) |
2896 | + error (_("Wrong number of subscripts")); | |
7566401a | 2897 | + |
6ed6bacf AM |
2898 | + if (TYPE_DATA_LOCATION_IS_ADDR (type)) |
2899 | + { | |
2900 | + value_byte_address = (TYPE_DATA_LOCATION_ADDR (type) | |
2901 | + + value_offset (array)); | |
2902 | + TYPE_DATA_LOCATION_IS_ADDR (type) = 0; | |
2903 | + TYPE_DATA_LOCATION_DWARF_BLOCK (type) = NULL; | |
2904 | + } | |
2905 | else | |
2906 | - low_bound = value_as_long (evaluate_subexp (NULL_TYPE, exp, pos, noside)); | |
2907 | + { | |
2908 | + gdb_assert (TYPE_DATA_LOCATION_DWARF_BLOCK (type) == NULL); | |
2909 | + value_byte_address = value_address (array); | |
2910 | + } | |
7566401a | 2911 | + |
6ed6bacf | 2912 | + new_array_type = type; |
7566401a | 2913 | + |
6ed6bacf | 2914 | + subscript_array = alloca (sizeof (*subscript_array) * nargs); |
7566401a | 2915 | + |
6ed6bacf | 2916 | + gdb_assert (nargs > 0); |
7566401a | 2917 | + |
6ed6bacf AM |
2918 | + /* Now that we know we have a legal array subscript expression |
2919 | + let us actually find out where this element exists in the array. */ | |
7566401a | 2920 | + |
6ed6bacf AM |
2921 | + /* Take array indices left to right. */ |
2922 | + for (i = 0; i < nargs; i++) | |
2923 | + { | |
2924 | + struct subscript_index *index = &subscript_array[i]; | |
7566401a | 2925 | + |
6ed6bacf AM |
2926 | + if (exp->elts[*pos].opcode == OP_F90_RANGE) |
2927 | + { | |
2928 | + int pc = (*pos) + 1; | |
2929 | + struct subscript_range *range; | |
7566401a | 2930 | + |
6ed6bacf AM |
2931 | + index->kind = SUBSCRIPT_RANGE; |
2932 | + range = &index->range; | |
7566401a | 2933 | + |
6ed6bacf AM |
2934 | + *pos += 3; |
2935 | + range->f90_range_type = longest_to_int (exp->elts[pc].longconst); | |
7566401a | 2936 | + |
6ed6bacf AM |
2937 | + if (range->f90_range_type == HIGH_BOUND_DEFAULT |
2938 | + || range->f90_range_type == NONE_BOUND_DEFAULT) | |
2939 | + range->low_bound = value_as_long (evaluate_subexp (NULL_TYPE, exp, | |
2940 | + pos, noside)); | |
7566401a | 2941 | + |
6ed6bacf AM |
2942 | + if (range->f90_range_type == LOW_BOUND_DEFAULT |
2943 | + || range->f90_range_type == NONE_BOUND_DEFAULT) | |
2944 | + range->high_bound = value_as_long (evaluate_subexp (NULL_TYPE, exp, | |
2945 | + pos, noside)); | |
2946 | + } | |
2947 | + else | |
51a5ef0f | 2948 | + { |
6ed6bacf AM |
2949 | + struct value *val; |
2950 | + | |
2951 | + index->kind = SUBSCRIPT_NUMBER; | |
2952 | ||
2953 | - if (range_type == HIGH_BOUND_DEFAULT || range_type == BOTH_BOUND_DEFAULT) | |
2954 | - high_bound = TYPE_HIGH_BOUND (range); | |
2955 | + /* Evaluate each subscript; it must be a legal integer in F77. */ | |
2956 | + val = evaluate_subexp_with_coercion (exp, pos, noside); | |
2957 | + index->number = value_as_long (val); | |
51a5ef0f PS |
2958 | + } |
2959 | + } | |
7566401a | 2960 | + |
6ed6bacf AM |
2961 | + /* Internal type of array is arranged right to left. */ |
2962 | + for (i = nargs - 1; i >= 0; i--) | |
7566401a | 2963 | + { |
6ed6bacf AM |
2964 | + struct subscript_index *index = &subscript_array[i]; |
2965 | + struct type *range_type = TYPE_INDEX_TYPE (type); | |
7566401a | 2966 | + |
6ed6bacf | 2967 | + switch (index->kind) |
7566401a | 2968 | + { |
6ed6bacf AM |
2969 | + case SUBSCRIPT_RANGE: |
2970 | + { | |
2971 | + struct subscript_range *range = &index->range; | |
2972 | + CORE_ADDR byte_offset; | |
2973 | + | |
2974 | + if (range->f90_range_type == LOW_BOUND_DEFAULT | |
2975 | + || range->f90_range_type == BOTH_BOUND_DEFAULT) | |
2976 | + range->low_bound = TYPE_LOW_BOUND (range_type); | |
2977 | + | |
2978 | + if (range->f90_range_type == HIGH_BOUND_DEFAULT | |
2979 | + || range->f90_range_type == BOTH_BOUND_DEFAULT) | |
2980 | + range->high_bound = TYPE_HIGH_BOUND (range_type); | |
2981 | + | |
2982 | + if (range->low_bound < TYPE_LOW_BOUND (range_type) | |
2983 | + || (!TYPE_HIGH_BOUND_UNDEFINED (range_type) | |
2984 | + && range->high_bound > TYPE_HIGH_BOUND (range_type))) | |
2985 | + error (_("slice out of range")); | |
2986 | + | |
2987 | + byte_offset = ((range->low_bound - TYPE_LOW_BOUND (range_type)) | |
2988 | + * TYPE_ARRAY_BYTE_STRIDE_VALUE (type)); | |
2989 | + TYPE_LOW_BOUND (range_type) = range->low_bound; | |
2990 | + TYPE_HIGH_BOUND (range_type) = range->high_bound; | |
2991 | + if (range->f90_range_type == LOW_BOUND_DEFAULT | |
2992 | + || range->f90_range_type == NONE_BOUND_DEFAULT) | |
2993 | + TYPE_HIGH_BOUND_UNDEFINED (range_type) = 0; | |
2994 | + | |
2995 | + typep = &TYPE_TARGET_TYPE (type); | |
2996 | + value_byte_offset += byte_offset; | |
2997 | + type = TYPE_TARGET_TYPE (type); | |
2998 | + } | |
2999 | + break; | |
7566401a | 3000 | + |
6ed6bacf AM |
3001 | + case SUBSCRIPT_NUMBER: |
3002 | + { | |
3003 | + CORE_ADDR byte_offset; | |
7566401a | 3004 | + |
6ed6bacf AM |
3005 | + if (index->number < TYPE_LOW_BOUND (range_type) |
3006 | + || (!TYPE_HIGH_BOUND_UNDEFINED (range_type) | |
3007 | + && index->number > TYPE_HIGH_BOUND (range_type))) | |
3008 | + error (_("no such vector element")); | |
7566401a | 3009 | + |
6ed6bacf AM |
3010 | + byte_offset = ((index->number - TYPE_LOW_BOUND (range_type)) |
3011 | + * TYPE_ARRAY_BYTE_STRIDE_VALUE (type)); | |
7566401a | 3012 | + |
6ed6bacf AM |
3013 | + type = TYPE_TARGET_TYPE (type); |
3014 | + *typep = type; | |
3015 | + value_byte_offset += byte_offset; | |
3016 | + } | |
3017 | + break; | |
3018 | + } | |
3019 | + } | |
51a5ef0f | 3020 | + |
6ed6bacf AM |
3021 | + type_last_target = type; |
3022 | + type_array = alloca (sizeof (*type_array) * nargs); | |
3023 | + i = 0; | |
3024 | + for (type = new_array_type; type != type_last_target; | |
3025 | + type = TYPE_TARGET_TYPE (type)) | |
3026 | + type_array[i++] = type; | |
3027 | + while (i > 0) | |
3028 | + { | |
3029 | + struct type *type = type_array[--i]; | |
51a5ef0f | 3030 | + |
6ed6bacf AM |
3031 | + /* Force TYPE_LENGTH (type) recalculation. */ |
3032 | + TYPE_TARGET_STUB (type) = 1; | |
3033 | + check_typedef (type); | |
3034 | + } | |
51a5ef0f | 3035 | + |
6ed6bacf AM |
3036 | + saved_array = array; |
3037 | + array = allocate_value_lazy (new_array_type); | |
3038 | + VALUE_LVAL (array) = VALUE_LVAL (saved_array); | |
3039 | + if (VALUE_LVAL (saved_array) == lval_internalvar_component) | |
3040 | + VALUE_LVAL (array) = lval_internalvar; | |
3041 | else | |
3042 | - high_bound = value_as_long (evaluate_subexp (NULL_TYPE, exp, pos, noside)); | |
3043 | + VALUE_LVAL (array) = VALUE_LVAL (saved_array); | |
3044 | + VALUE_FRAME_ID (array) = VALUE_FRAME_ID (saved_array); | |
3045 | + if (VALUE_LVAL (array) != lval_internalvar) | |
3046 | + set_value_address (array, value_byte_address + value_byte_offset); | |
51a5ef0f | 3047 | |
6ed6bacf AM |
3048 | - return value_slice (array, low_bound, high_bound - low_bound + 1); |
3049 | + if (!value_lazy (saved_array)) | |
3050 | + { | |
3051 | + allocate_value_contents (array); | |
3052 | + set_value_lazy (array, 0); | |
51a5ef0f | 3053 | + |
6ed6bacf AM |
3054 | + memcpy (value_contents_writeable (array), |
3055 | + value_contents (saved_array) + value_byte_offset, | |
3056 | + TYPE_LENGTH (new_array_type)); | |
3057 | + } | |
51a5ef0f | 3058 | + |
6ed6bacf AM |
3059 | + do_cleanups (old_chain); |
3060 | + return array; | |
51a5ef0f PS |
3061 | } |
3062 | ||
51a5ef0f | 3063 | |
6ed6bacf AM |
3064 | @@ -790,6 +981,7 @@ evaluate_subexp_standard (struct type *e |
3065 | int save_pos1; | |
3066 | struct symbol *function = NULL; | |
3067 | char *function_name = NULL; | |
3068 | + struct cleanup *old_chain; | |
51a5ef0f | 3069 | |
6ed6bacf AM |
3070 | pc = (*pos)++; |
3071 | op = exp->elts[pc].opcode; | |
3072 | @@ -1862,6 +2054,8 @@ evaluate_subexp_standard (struct type *e | |
51a5ef0f | 3073 | |
6ed6bacf AM |
3074 | /* First determine the type code we are dealing with. */ |
3075 | arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
3076 | + old_chain = make_cleanup (null_cleanup, 0); | |
3077 | + object_address_set (value_raw_address (arg1)); | |
3078 | type = check_typedef (value_type (arg1)); | |
3079 | code = TYPE_CODE (type); | |
51a5ef0f | 3080 | |
6ed6bacf AM |
3081 | @@ -1882,23 +2076,13 @@ evaluate_subexp_standard (struct type *e |
3082 | code = TYPE_CODE (type); | |
3083 | } | |
3084 | } | |
3085 | + do_cleanups (old_chain); | |
51a5ef0f | 3086 | |
6ed6bacf | 3087 | switch (code) |
51a5ef0f | 3088 | { |
6ed6bacf AM |
3089 | case TYPE_CODE_ARRAY: |
3090 | - if (exp->elts[*pos].opcode == OP_F90_RANGE) | |
3091 | - return value_f90_subarray (arg1, exp, pos, noside); | |
3092 | - else | |
3093 | - goto multi_f77_subscript; | |
3094 | - | |
3095 | case TYPE_CODE_STRING: | |
3096 | - if (exp->elts[*pos].opcode == OP_F90_RANGE) | |
3097 | - return value_f90_subarray (arg1, exp, pos, noside); | |
3098 | - else | |
3099 | - { | |
3100 | - arg2 = evaluate_subexp_with_coercion (exp, pos, noside); | |
3101 | - return value_subscript (arg1, value_as_long (arg2)); | |
3102 | - } | |
3103 | + return value_f90_subarray (arg1, exp, pos, nargs, noside); | |
3104 | ||
3105 | case TYPE_CODE_PTR: | |
3106 | case TYPE_CODE_FUNC: | |
3107 | @@ -2337,49 +2521,6 @@ evaluate_subexp_standard (struct type *e | |
3108 | } | |
3109 | return (arg1); | |
51a5ef0f | 3110 | |
6ed6bacf AM |
3111 | - multi_f77_subscript: |
3112 | - { | |
3113 | - LONGEST subscript_array[MAX_FORTRAN_DIMS]; | |
3114 | - int ndimensions = 1, i; | |
3115 | - struct value *array = arg1; | |
51a5ef0f | 3116 | - |
6ed6bacf AM |
3117 | - if (nargs > MAX_FORTRAN_DIMS) |
3118 | - error (_("Too many subscripts for F77 (%d Max)"), MAX_FORTRAN_DIMS); | |
51a5ef0f | 3119 | - |
6ed6bacf | 3120 | - ndimensions = calc_f77_array_dims (type); |
51a5ef0f | 3121 | - |
6ed6bacf AM |
3122 | - if (nargs != ndimensions) |
3123 | - error (_("Wrong number of subscripts")); | |
51a5ef0f | 3124 | - |
6ed6bacf | 3125 | - gdb_assert (nargs > 0); |
51a5ef0f | 3126 | - |
6ed6bacf AM |
3127 | - /* Now that we know we have a legal array subscript expression |
3128 | - let us actually find out where this element exists in the array. */ | |
3129 | - | |
3130 | - /* Take array indices left to right. */ | |
3131 | - for (i = 0; i < nargs; i++) | |
3132 | - { | |
3133 | - /* Evaluate each subscript; it must be a legal integer in F77. */ | |
3134 | - arg2 = evaluate_subexp_with_coercion (exp, pos, noside); | |
3135 | - | |
3136 | - /* Fill in the subscript array. */ | |
3137 | - | |
3138 | - subscript_array[i] = value_as_long (arg2); | |
3139 | - } | |
3140 | - | |
3141 | - /* Internal type of array is arranged right to left. */ | |
3142 | - for (i = nargs; i > 0; i--) | |
3143 | - { | |
3144 | - struct type *array_type = check_typedef (value_type (array)); | |
3145 | - LONGEST index = subscript_array[i - 1]; | |
3146 | - | |
3147 | - lower = f77_get_lowerbound (array_type); | |
3148 | - array = value_subscripted_rvalue (array, index, lower); | |
3149 | - } | |
3150 | - | |
3151 | - return array; | |
3152 | - } | |
3153 | - | |
3154 | case BINOP_LOGICAL_AND: | |
3155 | arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
3156 | if (noside == EVAL_SKIP) | |
3157 | @@ -2611,15 +2752,23 @@ evaluate_subexp_standard (struct type *e | |
3158 | if (expect_type && TYPE_CODE (expect_type) == TYPE_CODE_PTR) | |
3159 | expect_type = TYPE_TARGET_TYPE (check_typedef (expect_type)); | |
3160 | arg1 = evaluate_subexp (expect_type, exp, pos, noside); | |
3161 | + old_chain = make_cleanup (null_cleanup, 0); | |
3162 | + object_address_set (value_raw_address (arg1)); | |
3163 | type = check_typedef (value_type (arg1)); | |
3164 | if (TYPE_CODE (type) == TYPE_CODE_METHODPTR | |
3165 | || TYPE_CODE (type) == TYPE_CODE_MEMBERPTR) | |
3166 | error (_("Attempt to dereference pointer " | |
3167 | "to member without an object")); | |
3168 | if (noside == EVAL_SKIP) | |
3169 | - goto nosideret; | |
3170 | + { | |
3171 | + do_cleanups (old_chain); | |
3172 | + goto nosideret; | |
3173 | + } | |
3174 | if (unop_user_defined_p (op, arg1)) | |
3175 | - return value_x_unop (arg1, op, noside); | |
3176 | + { | |
3177 | + do_cleanups (old_chain); | |
3178 | + return value_x_unop (arg1, op, noside); | |
3179 | + } | |
3180 | else if (noside == EVAL_AVOID_SIDE_EFFECTS) | |
3181 | { | |
3182 | type = check_typedef (value_type (arg1)); | |
3183 | @@ -2628,12 +2777,18 @@ evaluate_subexp_standard (struct type *e | |
3184 | /* In C you can dereference an array to get the 1st elt. */ | |
3185 | || TYPE_CODE (type) == TYPE_CODE_ARRAY | |
3186 | ) | |
3187 | - return value_zero (TYPE_TARGET_TYPE (type), | |
3188 | - lval_memory); | |
3189 | + { | |
3190 | + do_cleanups (old_chain); | |
3191 | + return value_zero (TYPE_TARGET_TYPE (type), | |
3192 | + lval_memory); | |
3193 | + } | |
3194 | else if (TYPE_CODE (type) == TYPE_CODE_INT) | |
3195 | - /* GDB allows dereferencing an int. */ | |
3196 | - return value_zero (builtin_type (exp->gdbarch)->builtin_int, | |
3197 | - lval_memory); | |
3198 | + { | |
3199 | + do_cleanups (old_chain); | |
3200 | + /* GDB allows dereferencing an int. */ | |
3201 | + return value_zero (builtin_type (exp->gdbarch)->builtin_int, | |
3202 | + lval_memory); | |
3203 | + } | |
3204 | else | |
3205 | error (_("Attempt to take contents of a non-pointer value.")); | |
3206 | } | |
3207 | @@ -2643,9 +2798,14 @@ evaluate_subexp_standard (struct type *e | |
3208 | do. "long long" variables are rare enough that | |
3209 | BUILTIN_TYPE_LONGEST would seem to be a mistake. */ | |
3210 | if (TYPE_CODE (type) == TYPE_CODE_INT) | |
3211 | - return value_at_lazy (builtin_type (exp->gdbarch)->builtin_int, | |
3212 | - (CORE_ADDR) value_as_address (arg1)); | |
3213 | - return value_ind (arg1); | |
3214 | + { | |
3215 | + do_cleanups (old_chain); | |
3216 | + return value_at_lazy (builtin_type (exp->gdbarch)->builtin_int, | |
3217 | + (CORE_ADDR) value_as_address (arg1)); | |
3218 | + } | |
3219 | + arg1 = value_ind (arg1); | |
3220 | + do_cleanups (old_chain); | |
3221 | + return arg1; | |
51a5ef0f | 3222 | |
6ed6bacf AM |
3223 | case UNOP_ADDR: |
3224 | /* C++: check for and handle pointer to members. */ | |
3225 | @@ -2991,7 +3151,7 @@ evaluate_subexp_with_coercion (struct ex | |
51a5ef0f | 3226 | { |
6ed6bacf AM |
3227 | enum exp_opcode op; |
3228 | int pc; | |
3229 | - struct value *val; | |
3230 | + struct value *val = NULL; | |
3231 | struct symbol *var; | |
3232 | struct type *type; | |
3233 | ||
3234 | @@ -3002,13 +3162,18 @@ evaluate_subexp_with_coercion (struct ex | |
51a5ef0f | 3235 | { |
6ed6bacf AM |
3236 | case OP_VAR_VALUE: |
3237 | var = exp->elts[pc + 2].symbol; | |
3238 | + /* address_of_variable will call object_address_set for check_typedef. | |
3239 | + Call it only if required as it can error-out on VAR in register. */ | |
3240 | + if (TYPE_DYNAMIC (SYMBOL_TYPE (var))) | |
3241 | + val = address_of_variable (var, exp->elts[pc + 1].block); | |
3242 | type = check_typedef (SYMBOL_TYPE (var)); | |
3243 | if (TYPE_CODE (type) == TYPE_CODE_ARRAY | |
3244 | && !TYPE_VECTOR (type) | |
3245 | && CAST_IS_CONVERSION (exp->language_defn)) | |
3246 | { | |
3247 | (*pos) += 4; | |
3248 | - val = address_of_variable (var, exp->elts[pc + 1].block); | |
3249 | + if (!val) | |
3250 | + val = address_of_variable (var, exp->elts[pc + 1].block); | |
3251 | return value_cast (lookup_pointer_type (TYPE_TARGET_TYPE (type)), | |
3252 | val); | |
3253 | } | |
3254 | @@ -3060,9 +3225,13 @@ evaluate_subexp_for_sizeof (struct expre | |
51a5ef0f | 3255 | |
6ed6bacf AM |
3256 | case OP_VAR_VALUE: |
3257 | (*pos) += 4; | |
3258 | - type = check_typedef (SYMBOL_TYPE (exp->elts[pc + 2].symbol)); | |
3259 | - return | |
3260 | - value_from_longest (size_type, (LONGEST) TYPE_LENGTH (type)); | |
3261 | + /* We do not need to call read_var_value but the object evaluation may | |
3262 | + need to have executed object_address_set which needs valid | |
3263 | + SYMBOL_VALUE_ADDRESS of the symbol. Still VALUE returned by | |
3264 | + read_var_value we left as lazy. */ | |
3265 | + type = value_type (read_var_value (exp->elts[pc + 2].symbol, | |
3266 | + deprecated_safe_get_selected_frame ())); | |
3267 | + return value_from_longest (size_type, (LONGEST) TYPE_LENGTH (type)); | |
51a5ef0f | 3268 | |
6ed6bacf AM |
3269 | default: |
3270 | val = evaluate_subexp (NULL_TYPE, exp, pos, EVAL_AVOID_SIDE_EFFECTS); | |
3271 | @@ -3093,18 +3262,25 @@ parse_and_eval_type (char *p, int length | |
3272 | int | |
3273 | calc_f77_array_dims (struct type *array_type) | |
51a5ef0f | 3274 | { |
6ed6bacf AM |
3275 | - int ndimen = 1; |
3276 | - struct type *tmp_type; | |
3277 | + switch (TYPE_CODE (array_type)) | |
3278 | + { | |
3279 | + case TYPE_CODE_STRING: | |
3280 | + return 1; | |
51a5ef0f | 3281 | |
6ed6bacf AM |
3282 | - if ((TYPE_CODE (array_type) != TYPE_CODE_ARRAY)) |
3283 | - error (_("Can't get dimensions for a non-array type")); | |
3284 | + case TYPE_CODE_ARRAY: | |
3285 | + { | |
3286 | + int ndimen = 1; | |
3287 | ||
3288 | - tmp_type = array_type; | |
3289 | + while ((array_type = TYPE_TARGET_TYPE (array_type))) | |
3290 | + { | |
3291 | + if (TYPE_CODE (array_type) == TYPE_CODE_ARRAY) | |
3292 | + ++ndimen; | |
3293 | + } | |
3294 | + return ndimen; | |
3295 | + } | |
3296 | ||
3297 | - while ((tmp_type = TYPE_TARGET_TYPE (tmp_type))) | |
51a5ef0f | 3298 | - { |
6ed6bacf AM |
3299 | - if (TYPE_CODE (tmp_type) == TYPE_CODE_ARRAY) |
3300 | - ++ndimen; | |
3301 | + default: | |
3302 | + error (_("Can't get dimensions for a non-array/non-string type")); | |
3303 | } | |
3304 | - return ndimen; | |
3305 | + | |
51a5ef0f | 3306 | } |
6ed6bacf AM |
3307 | Index: gdb-7.2.90.20110703/gdb/f-exp.y |
3308 | =================================================================== | |
3309 | --- gdb-7.2.90.20110703.orig/gdb/f-exp.y 2011-03-18 14:51:41.000000000 +0100 | |
3310 | +++ gdb-7.2.90.20110703/gdb/f-exp.y 2011-07-03 10:33:11.000000000 +0200 | |
3311 | @@ -293,7 +293,9 @@ arglist : subrange | |
3312 | { arglist_len = 1; } | |
3313 | ; | |
3314 | ||
3315 | -arglist : arglist ',' exp %prec ABOVE_COMMA | |
3316 | +arglist : arglist ',' exp %prec ABOVE_COMMA | |
3317 | + { arglist_len++; } | |
3318 | + | arglist ',' subrange %prec ABOVE_COMMA | |
3319 | { arglist_len++; } | |
3320 | ; | |
3321 | ||
3322 | Index: gdb-7.2.90.20110703/gdb/f-lang.h | |
3323 | =================================================================== | |
3324 | --- gdb-7.2.90.20110703.orig/gdb/f-lang.h 2011-01-07 20:36:16.000000000 +0100 | |
3325 | +++ gdb-7.2.90.20110703/gdb/f-lang.h 2011-07-03 10:33:11.000000000 +0200 | |
3326 | @@ -28,6 +28,10 @@ extern void f_error (char *); /* Defined | |
3327 | extern void f_print_type (struct type *, const char *, struct ui_file *, int, | |
3328 | int); | |
51a5ef0f | 3329 | |
6ed6bacf AM |
3330 | +extern const char *f_object_address_data_valid_print_to_stream |
3331 | + (struct type *type, struct ui_file *stream); | |
3332 | +extern void f_object_address_data_valid_or_error (struct type *type); | |
51a5ef0f | 3333 | + |
6ed6bacf AM |
3334 | extern int f_val_print (struct type *, const gdb_byte *, int, CORE_ADDR, |
3335 | struct ui_file *, int, | |
3336 | const struct value *, | |
3337 | Index: gdb-7.2.90.20110703/gdb/f-typeprint.c | |
3338 | =================================================================== | |
3339 | --- gdb-7.2.90.20110703.orig/gdb/f-typeprint.c 2011-01-07 20:36:16.000000000 +0100 | |
3340 | +++ gdb-7.2.90.20110703/gdb/f-typeprint.c 2011-07-03 10:33:11.000000000 +0200 | |
3341 | @@ -32,7 +32,7 @@ | |
3342 | #include "gdbcore.h" | |
3343 | #include "target.h" | |
3344 | #include "f-lang.h" | |
3345 | - | |
3346 | +#include "dwarf2loc.h" | |
3347 | #include "gdb_string.h" | |
3348 | #include <errno.h> | |
3349 | ||
3350 | @@ -49,6 +49,34 @@ void f_type_print_varspec_prefix (struct | |
3351 | void f_type_print_base (struct type *, struct ui_file *, int, int); | |
3352 | \f | |
3353 | ||
3354 | +const char * | |
3355 | +f_object_address_data_valid_print_to_stream (struct type *type, | |
3356 | + struct ui_file *stream) | |
51a5ef0f | 3357 | +{ |
6ed6bacf | 3358 | + const char *msg; |
51a5ef0f | 3359 | + |
6ed6bacf AM |
3360 | + msg = object_address_data_not_valid (type); |
3361 | + if (msg != NULL) | |
3362 | + { | |
3363 | + /* Assuming the content printed to STREAM should not be localized. */ | |
3364 | + fprintf_filtered (stream, "<%s>", msg); | |
3365 | + } | |
51a5ef0f | 3366 | + |
6ed6bacf AM |
3367 | + return msg; |
3368 | +} | |
51a5ef0f | 3369 | + |
6ed6bacf AM |
3370 | +void |
3371 | +f_object_address_data_valid_or_error (struct type *type) | |
3372 | +{ | |
3373 | + const char *msg; | |
3374 | + | |
3375 | + msg = object_address_data_not_valid (type); | |
3376 | + if (msg != NULL) | |
3377 | + { | |
3378 | + error (_("Cannot access it because the %s."), _(msg)); | |
3379 | + } | |
51a5ef0f PS |
3380 | +} |
3381 | + | |
6ed6bacf | 3382 | /* LEVEL is the depth to indent lines by. */ |
51a5ef0f | 3383 | |
6ed6bacf AM |
3384 | void |
3385 | @@ -58,6 +86,9 @@ f_print_type (struct type *type, const c | |
3386 | enum type_code code; | |
3387 | int demangled_args; | |
51a5ef0f | 3388 | |
6ed6bacf AM |
3389 | + if (f_object_address_data_valid_print_to_stream (type, stream) != NULL) |
3390 | + return; | |
51a5ef0f | 3391 | + |
6ed6bacf AM |
3392 | f_type_print_base (type, stream, show, level); |
3393 | code = TYPE_CODE (type); | |
3394 | if ((varstring != NULL && *varstring != '\0') | |
3395 | @@ -165,6 +196,9 @@ f_type_print_varspec_suffix (struct type | |
51a5ef0f | 3396 | |
6ed6bacf AM |
3397 | QUIT; |
3398 | ||
3399 | + if (TYPE_CODE (type) != TYPE_CODE_TYPEDEF) | |
3400 | + CHECK_TYPEDEF (type); | |
51a5ef0f | 3401 | + |
6ed6bacf | 3402 | switch (TYPE_CODE (type)) |
51a5ef0f | 3403 | { |
6ed6bacf AM |
3404 | case TYPE_CODE_ARRAY: |
3405 | Index: gdb-7.2.90.20110703/gdb/f-valprint.c | |
3406 | =================================================================== | |
3407 | --- gdb-7.2.90.20110703.orig/gdb/f-valprint.c 2011-02-07 18:49:32.000000000 +0100 | |
3408 | +++ gdb-7.2.90.20110703/gdb/f-valprint.c 2011-07-03 10:33:11.000000000 +0200 | |
3409 | @@ -54,15 +54,17 @@ int f77_array_offset_tbl[MAX_FORTRAN_DIM | |
3410 | /* The following macro gives us the size of the nth dimension, Where | |
3411 | n is 1 based. */ | |
3a58abaf | 3412 | |
6ed6bacf AM |
3413 | -#define F77_DIM_SIZE(n) (f77_array_offset_tbl[n][1]) |
3414 | +#define F77_DIM_COUNT(n) (f77_array_offset_tbl[n][1]) | |
51a5ef0f | 3415 | |
6ed6bacf AM |
3416 | -/* The following gives us the offset for row n where n is 1-based. */ |
3417 | +/* The following gives us the element size for row n where n is 1-based. */ | |
51a5ef0f | 3418 | |
6ed6bacf AM |
3419 | -#define F77_DIM_OFFSET(n) (f77_array_offset_tbl[n][0]) |
3420 | +#define F77_DIM_BYTE_STRIDE(n) (f77_array_offset_tbl[n][0]) | |
3a58abaf | 3421 | |
6ed6bacf AM |
3422 | int |
3423 | f77_get_lowerbound (struct type *type) | |
3424 | { | |
3425 | + f_object_address_data_valid_or_error (type); | |
51a5ef0f | 3426 | + |
6ed6bacf AM |
3427 | if (TYPE_ARRAY_LOWER_BOUND_IS_UNDEFINED (type)) |
3428 | error (_("Lower bound may not be '*' in F77")); | |
3a58abaf | 3429 | |
6ed6bacf AM |
3430 | @@ -72,14 +74,17 @@ f77_get_lowerbound (struct type *type) |
3431 | int | |
3432 | f77_get_upperbound (struct type *type) | |
3433 | { | |
3434 | + f_object_address_data_valid_or_error (type); | |
51a5ef0f | 3435 | + |
6ed6bacf AM |
3436 | if (TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED (type)) |
3437 | { | |
3438 | - /* We have an assumed size array on our hands. Assume that | |
3439 | - upper_bound == lower_bound so that we show at least 1 element. | |
3440 | - If the user wants to see more elements, let him manually ask for 'em | |
3441 | - and we'll subscript the array and show him. */ | |
3442 | + /* We have an assumed size array on our hands. As type_length_get | |
3443 | + already assumes a length zero of arrays with underfined bounds VALADDR | |
3444 | + passed to the Fortran functions does not contained the real inferior | |
3445 | + memory content. User should request printing of specific array | |
3446 | + elements instead. */ | |
3447 | ||
3448 | - return f77_get_lowerbound (type); | |
3449 | + return f77_get_lowerbound (type) - 1; | |
3450 | } | |
3451 | ||
3452 | return TYPE_ARRAY_UPPER_BOUND_VALUE (type); | |
3453 | @@ -135,24 +140,29 @@ f77_create_arrayprint_offset_tbl (struct | |
3454 | upper = f77_get_upperbound (tmp_type); | |
3455 | lower = f77_get_lowerbound (tmp_type); | |
3456 | ||
3457 | - F77_DIM_SIZE (ndimen) = upper - lower + 1; | |
3458 | + F77_DIM_COUNT (ndimen) = upper - lower + 1; | |
51a5ef0f | 3459 | + |
6ed6bacf AM |
3460 | + F77_DIM_BYTE_STRIDE (ndimen) = |
3461 | + TYPE_ARRAY_BYTE_STRIDE_VALUE (tmp_type); | |
3a58abaf | 3462 | |
6ed6bacf AM |
3463 | tmp_type = TYPE_TARGET_TYPE (tmp_type); |
3464 | ndimen++; | |
3465 | } | |
3466 | ||
3467 | - /* Now we multiply eltlen by all the offsets, so that later we | |
3468 | + /* Now we multiply eltlen by all the BYTE_STRIDEs, so that later we | |
3469 | can print out array elements correctly. Up till now we | |
3470 | - know an offset to apply to get the item but we also | |
3471 | + know an eltlen to apply to get the item but we also | |
3472 | have to know how much to add to get to the next item. */ | |
3473 | ||
3474 | ndimen--; | |
3475 | eltlen = TYPE_LENGTH (tmp_type); | |
3476 | - F77_DIM_OFFSET (ndimen) = eltlen; | |
3477 | + if (F77_DIM_BYTE_STRIDE (ndimen) == 0) | |
3478 | + F77_DIM_BYTE_STRIDE (ndimen) = eltlen; | |
3479 | while (--ndimen > 0) | |
51a5ef0f | 3480 | { |
6ed6bacf AM |
3481 | - eltlen *= F77_DIM_SIZE (ndimen + 1); |
3482 | - F77_DIM_OFFSET (ndimen) = eltlen; | |
3483 | + eltlen *= F77_DIM_COUNT (ndimen + 1); | |
3484 | + if (F77_DIM_BYTE_STRIDE (ndimen) == 0) | |
3485 | + F77_DIM_BYTE_STRIDE (ndimen) = eltlen; | |
51a5ef0f | 3486 | } |
6ed6bacf AM |
3487 | } |
3488 | ||
3489 | @@ -174,37 +184,35 @@ f77_print_array_1 (int nss, int ndimensi | |
3490 | ||
3491 | if (nss != ndimensions) | |
51a5ef0f | 3492 | { |
6ed6bacf AM |
3493 | - for (i = 0; |
3494 | - (i < F77_DIM_SIZE (nss) && (*elts) < options->print_max); | |
3495 | - i++) | |
3496 | + for (i = 0; (i < F77_DIM_COUNT (nss) && (*elts) < options->print_max); i++) | |
51a5ef0f | 3497 | { |
6ed6bacf AM |
3498 | fprintf_filtered (stream, "( "); |
3499 | f77_print_array_1 (nss + 1, ndimensions, TYPE_TARGET_TYPE (type), | |
3500 | valaddr, | |
3501 | - embedded_offset + i * F77_DIM_OFFSET (nss), | |
3502 | + embedded_offset + i * F77_DIM_BYTE_STRIDE (nss), | |
3503 | address, | |
3504 | stream, recurse, val, options, elts); | |
3505 | fprintf_filtered (stream, ") "); | |
51a5ef0f | 3506 | } |
6ed6bacf AM |
3507 | - if (*elts >= options->print_max && i < F77_DIM_SIZE (nss)) |
3508 | + if (*elts >= options->print_max && i < F77_DIM_COUNT (nss)) | |
3509 | fprintf_filtered (stream, "..."); | |
3a58abaf | 3510 | } |
6ed6bacf AM |
3511 | else |
3512 | { | |
3513 | - for (i = 0; i < F77_DIM_SIZE (nss) && (*elts) < options->print_max; | |
3514 | + for (i = 0; i < F77_DIM_COUNT (nss) && (*elts) < options->print_max; | |
3515 | i++, (*elts)++) | |
3516 | { | |
3517 | val_print (TYPE_TARGET_TYPE (type), | |
3518 | valaddr, | |
3519 | - embedded_offset + i * F77_DIM_OFFSET (ndimensions), | |
3520 | + embedded_offset + i * F77_DIM_BYTE_STRIDE (ndimensions), | |
3521 | address, stream, recurse, | |
3522 | val, options, current_language); | |
3a58abaf | 3523 | |
6ed6bacf AM |
3524 | - if (i != (F77_DIM_SIZE (nss) - 1)) |
3525 | + if (i != (F77_DIM_COUNT (nss) - 1)) | |
3526 | fprintf_filtered (stream, ", "); | |
3527 | ||
3528 | if ((*elts == options->print_max - 1) | |
3529 | - && (i != (F77_DIM_SIZE (nss) - 1))) | |
3530 | + && (i != (F77_DIM_COUNT (nss) - 1))) | |
3531 | fprintf_filtered (stream, "..."); | |
51a5ef0f PS |
3532 | } |
3533 | } | |
6ed6bacf AM |
3534 | @@ -260,6 +268,9 @@ f_val_print (struct type *type, const gd |
3535 | CORE_ADDR addr; | |
3536 | int index; | |
51a5ef0f | 3537 | |
6ed6bacf AM |
3538 | + if (f_object_address_data_valid_print_to_stream (type, stream) != NULL) |
3539 | + return 0; | |
3540 | + | |
3541 | CHECK_TYPEDEF (type); | |
3542 | switch (TYPE_CODE (type)) | |
3543 | { | |
3544 | Index: gdb-7.2.90.20110703/gdb/findvar.c | |
3545 | =================================================================== | |
3546 | --- gdb-7.2.90.20110703.orig/gdb/findvar.c 2011-03-18 19:42:41.000000000 +0100 | |
3547 | +++ gdb-7.2.90.20110703/gdb/findvar.c 2011-07-03 10:33:11.000000000 +0200 | |
3548 | @@ -35,6 +35,7 @@ | |
3549 | #include "user-regs.h" | |
3550 | #include "block.h" | |
3551 | #include "objfiles.h" | |
3552 | +#include "dwarf2loc.h" | |
51a5ef0f | 3553 | |
6ed6bacf AM |
3554 | /* Basic byte-swapping routines. All 'extract' functions return a |
3555 | host-format integer from a target-format integer at ADDR which is | |
3556 | @@ -408,8 +409,11 @@ symbol_read_needs_frame (struct symbol * | |
51a5ef0f | 3557 | |
6ed6bacf AM |
3558 | /* Given a struct symbol for a variable, |
3559 | and a stack frame id, read the value of the variable | |
3560 | - and return a (pointer to a) struct value containing the value. | |
3561 | - If the variable cannot be found, return a zero pointer. */ | |
3562 | + and return a (pointer to a) struct value containing the value. | |
3563 | + If the variable cannot be found, return a zero pointer. | |
3564 | + We have to first find the address of the variable before allocating struct | |
3565 | + value to return as its size may depend on DW_OP_PUSH_OBJECT_ADDRESS possibly | |
3566 | + used by its type. */ | |
3a58abaf | 3567 | |
6ed6bacf AM |
3568 | struct value * |
3569 | read_var_value (struct symbol *var, struct frame_info *frame) | |
3570 | @@ -417,16 +421,6 @@ read_var_value (struct symbol *var, stru | |
3571 | struct value *v; | |
3572 | struct type *type = SYMBOL_TYPE (var); | |
3573 | CORE_ADDR addr; | |
3574 | - int len; | |
3575 | - | |
3576 | - /* Call check_typedef on our type to make sure that, if TYPE is | |
3577 | - a TYPE_CODE_TYPEDEF, its length is set to the length of the target type | |
3578 | - instead of zero. However, we do not replace the typedef type by the | |
3579 | - target type, because we want to keep the typedef in order to be able to | |
3580 | - set the returned value type description correctly. */ | |
3581 | - check_typedef (type); | |
3582 | - | |
3583 | - len = TYPE_LENGTH (type); | |
3a58abaf | 3584 | |
6ed6bacf AM |
3585 | if (symbol_read_needs_frame (var)) |
3586 | gdb_assert (frame); | |
3587 | @@ -436,7 +430,7 @@ read_var_value (struct symbol *var, stru | |
3588 | case LOC_CONST: | |
3589 | /* Put the constant back in target format. */ | |
3590 | v = allocate_value (type); | |
3591 | - store_signed_integer (value_contents_raw (v), len, | |
3592 | + store_signed_integer (value_contents_raw (v), TYPE_LENGTH (type), | |
3593 | gdbarch_byte_order (get_type_arch (type)), | |
3594 | (LONGEST) SYMBOL_VALUE (var)); | |
3595 | VALUE_LVAL (v) = not_lval; | |
3596 | @@ -461,12 +455,12 @@ read_var_value (struct symbol *var, stru | |
3a58abaf | 3597 | |
6ed6bacf AM |
3598 | case LOC_CONST_BYTES: |
3599 | v = allocate_value (type); | |
3600 | - memcpy (value_contents_raw (v), SYMBOL_VALUE_BYTES (var), len); | |
3601 | + memcpy (value_contents_raw (v), SYMBOL_VALUE_BYTES (var), | |
3602 | + TYPE_LENGTH (type)); | |
3603 | VALUE_LVAL (v) = not_lval; | |
3604 | return v; | |
3a58abaf | 3605 | |
6ed6bacf AM |
3606 | case LOC_STATIC: |
3607 | - v = allocate_value_lazy (type); | |
3608 | if (overlay_debugging) | |
3609 | addr = symbol_overlayed_address (SYMBOL_VALUE_ADDRESS (var), | |
3610 | SYMBOL_OBJ_SECTION (var)); | |
3611 | @@ -479,7 +473,6 @@ read_var_value (struct symbol *var, stru | |
3612 | if (!addr) | |
3613 | return 0; | |
3614 | addr += SYMBOL_VALUE (var); | |
3615 | - v = allocate_value_lazy (type); | |
3616 | break; | |
3617 | ||
3618 | case LOC_REF_ARG: | |
3619 | @@ -493,14 +486,12 @@ read_var_value (struct symbol *var, stru | |
3620 | argref += SYMBOL_VALUE (var); | |
3621 | ref = value_at (lookup_pointer_type (type), argref); | |
3622 | addr = value_as_address (ref); | |
3623 | - v = allocate_value_lazy (type); | |
3624 | break; | |
3625 | } | |
3626 | ||
3627 | case LOC_LOCAL: | |
3628 | addr = get_frame_locals_address (frame); | |
3629 | addr += SYMBOL_VALUE (var); | |
3630 | - v = allocate_value_lazy (type); | |
3631 | break; | |
3632 | ||
3633 | case LOC_TYPEDEF: | |
3634 | @@ -508,7 +499,6 @@ read_var_value (struct symbol *var, stru | |
3635 | break; | |
3636 | ||
3637 | case LOC_BLOCK: | |
3638 | - v = allocate_value_lazy (type); | |
3639 | if (overlay_debugging) | |
3640 | addr = symbol_overlayed_address | |
3641 | (BLOCK_START (SYMBOL_BLOCK_VALUE (var)), SYMBOL_OBJ_SECTION (var)); | |
3642 | @@ -533,7 +523,6 @@ read_var_value (struct symbol *var, stru | |
3643 | error (_("Value of register variable not available.")); | |
3644 | ||
3645 | addr = value_as_address (regval); | |
3646 | - v = allocate_value_lazy (type); | |
3647 | } | |
3648 | else | |
3649 | { | |
3650 | @@ -572,7 +561,6 @@ read_var_value (struct symbol *var, stru | |
3651 | if (obj_section | |
3652 | && (obj_section->the_bfd_section->flags & SEC_THREAD_LOCAL) != 0) | |
3653 | addr = target_translate_tls_address (obj_section->objfile, addr); | |
3654 | - v = allocate_value_lazy (type); | |
3655 | } | |
3656 | break; | |
3657 | ||
3658 | @@ -587,6 +575,10 @@ read_var_value (struct symbol *var, stru | |
3a58abaf AM |
3659 | break; |
3660 | } | |
3661 | ||
6ed6bacf AM |
3662 | + /* ADDR is set here for ALLOCATE_VALUE's CHECK_TYPEDEF for |
3663 | + DW_OP_PUSH_OBJECT_ADDRESS. */ | |
3664 | + object_address_set (addr); | |
3665 | + v = allocate_value_lazy (type); | |
3666 | VALUE_LVAL (v) = lval_memory; | |
3667 | set_value_address (v, addr); | |
3668 | return v; | |
3669 | @@ -626,11 +618,12 @@ struct value * | |
3670 | value_from_register (struct type *type, int regnum, struct frame_info *frame) | |
3671 | { | |
3672 | struct gdbarch *gdbarch = get_frame_arch (frame); | |
3673 | - struct type *type1 = check_typedef (type); | |
3674 | struct value *v; | |
3675 | int optim, unavail, ok; | |
3a58abaf | 3676 | |
6ed6bacf AM |
3677 | - if (gdbarch_convert_register_p (gdbarch, regnum, type1)) |
3678 | + type = check_typedef (type); | |
3679 | + | |
3680 | + if (gdbarch_convert_register_p (gdbarch, regnum, type)) | |
3681 | { | |
3682 | /* The ISA/ABI need to something weird when obtaining the | |
3683 | specified value from this register. It might need to | |
3684 | @@ -643,7 +636,7 @@ value_from_register (struct type *type, | |
3685 | VALUE_LVAL (v) = lval_register; | |
3686 | VALUE_FRAME_ID (v) = get_frame_id (frame); | |
3687 | VALUE_REGNUM (v) = regnum; | |
3688 | - ok = gdbarch_register_to_value (gdbarch, frame, regnum, type1, | |
3689 | + ok = gdbarch_register_to_value (gdbarch, frame, regnum, type, | |
3690 | value_contents_raw (v), &optim, | |
3691 | &unavail); | |
3a58abaf | 3692 | } |
6ed6bacf AM |
3693 | Index: gdb-7.2.90.20110703/gdb/gdbinit.in |
3694 | =================================================================== | |
3695 | --- gdb-7.2.90.20110703.orig/gdb/gdbinit.in 2009-10-05 15:46:52.000000000 +0200 | |
3696 | +++ gdb-7.2.90.20110703/gdb/gdbinit.in 2011-07-03 10:33:11.000000000 +0200 | |
3697 | @@ -1,5 +1,15 @@ | |
3698 | echo Setting up the environment for debugging gdb.\n | |
3a58abaf | 3699 | |
6ed6bacf AM |
3700 | +# Set up the Python library and "require" command. |
3701 | +python | |
3702 | +from os.path import abspath | |
3703 | +gdb.datadir = abspath ('@srcdir@/python/lib') | |
3704 | +gdb.pythonlibdir = gdb.datadir | |
3705 | +gdb.__path__ = [gdb.datadir + '/gdb'] | |
3706 | +sys.path.insert(0, gdb.datadir) | |
3707 | +end | |
3708 | +source @srcdir@/python/lib/gdb/__init__.py | |
3a58abaf | 3709 | + |
6ed6bacf | 3710 | set complaints 1 |
51a5ef0f | 3711 | |
6ed6bacf AM |
3712 | b internal_error |
3713 | Index: gdb-7.2.90.20110703/gdb/gdbtypes.c | |
3714 | =================================================================== | |
3715 | --- gdb-7.2.90.20110703.orig/gdb/gdbtypes.c 2011-03-28 22:21:03.000000000 +0200 | |
3716 | +++ gdb-7.2.90.20110703/gdb/gdbtypes.c 2011-07-03 10:33:11.000000000 +0200 | |
3717 | @@ -39,6 +39,9 @@ | |
3718 | #include "cp-abi.h" | |
3719 | #include "gdb_assert.h" | |
3720 | #include "hashtab.h" | |
3721 | +#include "observer.h" | |
3722 | +#include "dwarf2expr.h" | |
3723 | +#include "dwarf2loc.h" | |
51a5ef0f | 3724 | |
51a5ef0f | 3725 | |
6ed6bacf AM |
3726 | /* Initialize BADNESS constants. */ |
3727 | @@ -144,7 +147,16 @@ static void print_bit_vector (B_TYPE *, | |
3728 | static void print_arg_types (struct field *, int, int); | |
3729 | static void dump_fn_fieldlists (struct type *, int); | |
3730 | static void print_cplus_stuff (struct type *, int); | |
3731 | +static LONGEST type_length_get (struct type *type, struct type *target_type, | |
3732 | + int full_span); | |
3733 | ||
3734 | +#if 0 | |
3735 | +/* The hash table holding all discardable `struct type *' references. */ | |
3736 | +static htab_t type_discardable_table; | |
3a58abaf | 3737 | + |
6ed6bacf AM |
3738 | +/* Current type_discardable_check pass used for TYPE_DISCARDABLE_AGE. */ |
3739 | +static int type_discardable_age_current; | |
3740 | +#endif | |
3741 | ||
3742 | /* Allocate a new OBJFILE-associated type structure and fill it | |
3743 | with some defaults. Space for the type structure is allocated | |
3744 | @@ -175,6 +187,43 @@ alloc_type (struct objfile *objfile) | |
3745 | return type; | |
3746 | } | |
3747 | ||
3748 | +#if 0 | |
3749 | +/* Declare TYPE as discardable on next garbage collection by free_all_types. | |
3750 | + You must call type_mark_used during each free_all_types to protect TYPE from | |
3751 | + being deallocated. */ | |
3a58abaf | 3752 | + |
6ed6bacf AM |
3753 | +static void |
3754 | +set_type_as_discardable (struct type *type) | |
51a5ef0f | 3755 | +{ |
6ed6bacf | 3756 | + void **slot; |
51a5ef0f | 3757 | + |
6ed6bacf | 3758 | + gdb_assert (!TYPE_DISCARDABLE (type)); |
51a5ef0f | 3759 | + |
6ed6bacf AM |
3760 | + TYPE_DISCARDABLE (type) = 1; |
3761 | + TYPE_DISCARDABLE_AGE (type) = type_discardable_age_current; | |
51a5ef0f | 3762 | + |
6ed6bacf AM |
3763 | + slot = htab_find_slot (type_discardable_table, type, INSERT); |
3764 | + gdb_assert (!*slot); | |
3765 | + *slot = type; | |
3766 | +} | |
3767 | +#endif | |
51a5ef0f | 3768 | + |
6ed6bacf AM |
3769 | +/* Allocate a new type like alloc_type but preserve for it the discardability |
3770 | + state of PARENT_TYPE. */ | |
51a5ef0f | 3771 | + |
6ed6bacf AM |
3772 | +static struct type * |
3773 | +alloc_type_as_parent (struct type *parent_type) | |
3774 | +{ | |
3775 | + struct type *new_type = alloc_type_copy (parent_type); | |
51a5ef0f | 3776 | + |
6ed6bacf AM |
3777 | +#if 0 |
3778 | + if (TYPE_DISCARDABLE (parent_type)) | |
3779 | + set_type_as_discardable (new_type); | |
3780 | +#endif | |
51a5ef0f | 3781 | + |
6ed6bacf AM |
3782 | + return new_type; |
3783 | +} | |
3a58abaf | 3784 | + |
6ed6bacf AM |
3785 | /* Allocate a new GDBARCH-associated type structure and fill it |
3786 | with some defaults. Space for the type structure is allocated | |
3787 | on the heap. */ | |
3788 | @@ -300,7 +349,7 @@ make_pointer_type (struct type *type, st | |
51a5ef0f | 3789 | |
6ed6bacf | 3790 | if (typeptr == 0 || *typeptr == 0) /* We'll need to allocate one. */ |
3a58abaf | 3791 | { |
6ed6bacf AM |
3792 | - ntype = alloc_type_copy (type); |
3793 | + ntype = alloc_type_as_parent (type); | |
3794 | if (typeptr) | |
3795 | *typeptr = ntype; | |
3796 | } | |
3797 | @@ -377,7 +426,7 @@ make_reference_type (struct type *type, | |
3a58abaf | 3798 | |
6ed6bacf AM |
3799 | if (typeptr == 0 || *typeptr == 0) /* We'll need to allocate one. */ |
3800 | { | |
3801 | - ntype = alloc_type_copy (type); | |
3802 | + ntype = alloc_type_as_parent (type); | |
3803 | if (typeptr) | |
3804 | *typeptr = ntype; | |
3a58abaf | 3805 | } |
6ed6bacf AM |
3806 | @@ -748,6 +797,7 @@ create_range_type (struct type *result_t |
3807 | TYPE_ZALLOC (result_type, sizeof (struct range_bounds)); | |
3808 | TYPE_LOW_BOUND (result_type) = low_bound; | |
3809 | TYPE_HIGH_BOUND (result_type) = high_bound; | |
3810 | + TYPE_BYTE_STRIDE (result_type) = 0; | |
3a58abaf | 3811 | |
6ed6bacf AM |
3812 | if (low_bound >= 0) |
3813 | TYPE_UNSIGNED (result_type) = 1; | |
3814 | @@ -891,26 +941,31 @@ create_array_type (struct type *result_t | |
51a5ef0f | 3815 | |
6ed6bacf AM |
3816 | TYPE_CODE (result_type) = TYPE_CODE_ARRAY; |
3817 | TYPE_TARGET_TYPE (result_type) = element_type; | |
3818 | - if (get_discrete_bounds (range_type, &low_bound, &high_bound) < 0) | |
3819 | - low_bound = high_bound = 0; | |
3820 | - CHECK_TYPEDEF (element_type); | |
3821 | - /* Be careful when setting the array length. Ada arrays can be | |
3822 | - empty arrays with the high_bound being smaller than the low_bound. | |
3823 | - In such cases, the array length should be zero. */ | |
3824 | - if (high_bound < low_bound) | |
3825 | - TYPE_LENGTH (result_type) = 0; | |
3826 | - else | |
3827 | - TYPE_LENGTH (result_type) = | |
3828 | - TYPE_LENGTH (element_type) * (high_bound - low_bound + 1); | |
3829 | TYPE_NFIELDS (result_type) = 1; | |
3830 | TYPE_FIELDS (result_type) = | |
3831 | (struct field *) TYPE_ZALLOC (result_type, sizeof (struct field)); | |
3832 | TYPE_INDEX_TYPE (result_type) = range_type; | |
3833 | TYPE_VPTR_FIELDNO (result_type) = -1; | |
51a5ef0f | 3834 | |
6ed6bacf AM |
3835 | - /* TYPE_FLAG_TARGET_STUB will take care of zero length arrays. */ |
3836 | + /* DWARF blocks may depend on runtime information like | |
3837 | + DW_OP_PUSH_OBJECT_ADDRESS not being available during the | |
3838 | + CREATE_ARRAY_TYPE time. */ | |
3839 | + if (TYPE_RANGE_DATA (range_type)->low.kind != RANGE_BOUND_KIND_CONSTANT | |
3840 | + || TYPE_RANGE_DATA (range_type)->high.kind != RANGE_BOUND_KIND_CONSTANT | |
3841 | + || TYPE_DYNAMIC (element_type)) | |
3842 | + TYPE_LENGTH (result_type) = 0; | |
3843 | + else | |
51a5ef0f | 3844 | + { |
6ed6bacf AM |
3845 | + CHECK_TYPEDEF (element_type); |
3846 | + TYPE_LENGTH (result_type) = type_length_get (result_type, element_type, | |
3847 | + 0); | |
3848 | + } | |
3849 | if (TYPE_LENGTH (result_type) == 0) | |
3850 | - TYPE_TARGET_STUB (result_type) = 1; | |
3851 | + { | |
3852 | + /* The real size will be computed for specific instances by | |
3853 | + CHECK_TYPEDEF. */ | |
3854 | + TYPE_TARGET_STUB (result_type) = 1; | |
51a5ef0f | 3855 | + } |
51a5ef0f | 3856 | |
6ed6bacf AM |
3857 | return result_type; |
3858 | } | |
3859 | @@ -1413,6 +1468,105 @@ stub_noname_complaint (void) | |
3860 | complaint (&symfile_complaints, _("stub type has NULL name")); | |
51a5ef0f PS |
3861 | } |
3862 | ||
6ed6bacf | 3863 | +/* Calculate the memory length of array TYPE. |
51a5ef0f | 3864 | + |
6ed6bacf AM |
3865 | + TARGET_TYPE should be set to `check_typedef (TYPE_TARGET_TYPE (type))' as |
3866 | + a performance hint. Feel free to pass NULL. Set FULL_SPAN to return the | |
3867 | + size incl. the possible padding of the last element - it may differ from the | |
3868 | + cleared FULL_SPAN return value (the expected SIZEOF) for non-zero | |
3869 | + TYPE_BYTE_STRIDE values. */ | |
51a5ef0f | 3870 | + |
6ed6bacf AM |
3871 | +static LONGEST |
3872 | +type_length_get (struct type *type, struct type *target_type, int full_span) | |
51a5ef0f | 3873 | +{ |
6ed6bacf AM |
3874 | + struct type *range_type; |
3875 | + LONGEST byte_stride = 0; /* `= 0' for a false GCC warning. */ | |
3876 | + LONGEST count, element_size, retval; | |
51a5ef0f | 3877 | + |
6ed6bacf AM |
3878 | + if (TYPE_CODE (type) != TYPE_CODE_ARRAY |
3879 | + && TYPE_CODE (type) != TYPE_CODE_STRING) | |
3880 | + return TYPE_LENGTH (type); | |
3a58abaf | 3881 | + |
6ed6bacf AM |
3882 | + /* Avoid executing TYPE_HIGH_BOUND for invalid (unallocated/unassociated) |
3883 | + Fortran arrays. The allocated data will never be used so they can be | |
3884 | + zero-length. */ | |
3885 | + if (object_address_data_not_valid (type)) | |
3886 | + return 0; | |
51a5ef0f | 3887 | + |
6ed6bacf AM |
3888 | + range_type = TYPE_INDEX_TYPE (type); |
3889 | + if (TYPE_LOW_BOUND_UNDEFINED (range_type) | |
3890 | + || TYPE_HIGH_BOUND_UNDEFINED (range_type)) | |
3891 | + return 0; | |
3892 | + count = TYPE_HIGH_BOUND (range_type) - TYPE_LOW_BOUND (range_type) + 1; | |
3893 | + /* It may happen for wrong DWARF annotations returning garbage data. */ | |
3894 | + if (count < 0) | |
3895 | + warning (_("Range for type %s has invalid bounds %s..%s"), | |
3896 | + TYPE_NAME (type), plongest (TYPE_LOW_BOUND (range_type)), | |
3897 | + plongest (TYPE_HIGH_BOUND (range_type))); | |
3898 | + /* The code below does not handle count == 0 right. */ | |
3899 | + if (count <= 0) | |
3900 | + return 0; | |
3901 | + if (full_span || count > 1) | |
3902 | + { | |
3903 | + /* We do not use TYPE_ARRAY_BYTE_STRIDE_VALUE (type) here as we want to | |
3904 | + force FULL_SPAN to 1. */ | |
3905 | + byte_stride = TYPE_BYTE_STRIDE (range_type); | |
3906 | + if (byte_stride == 0) | |
3907 | + { | |
3908 | + if (target_type == NULL) | |
3909 | + target_type = check_typedef (TYPE_TARGET_TYPE (type)); | |
3910 | + byte_stride = type_length_get (target_type, NULL, 1); | |
3911 | + } | |
3912 | + } | |
51a5ef0f | 3913 | + |
6ed6bacf AM |
3914 | + /* For now, we conservatively take the array length to be 0 if its length |
3915 | + exceeds UINT_MAX. The code below assumes that for x < 0, | |
3916 | + (ULONGEST) x == -x + ULONGEST_MAX + 1, which is technically not guaranteed | |
3917 | + by C, but is usually true (because it would be true if x were unsigned | |
3918 | + with its high-order bit on). It uses the fact that high_bound-low_bound is | |
3919 | + always representable in ULONGEST and that if high_bound-low_bound+1 | |
3920 | + overflows, it overflows to 0. We must change these tests if we decide to | |
3921 | + increase the representation of TYPE_LENGTH from unsigned int to ULONGEST. | |
3922 | + */ | |
51a5ef0f | 3923 | + |
6ed6bacf | 3924 | + if (full_span) |
51a5ef0f | 3925 | + { |
6ed6bacf AM |
3926 | + retval = count * byte_stride; |
3927 | + if (count == 0 || retval / count != byte_stride || retval > UINT_MAX) | |
3928 | + retval = 0; | |
3929 | + return retval; | |
51a5ef0f | 3930 | + } |
6ed6bacf AM |
3931 | + if (target_type == NULL) |
3932 | + target_type = check_typedef (TYPE_TARGET_TYPE (type)); | |
3933 | + element_size = type_length_get (target_type, NULL, 1); | |
3934 | + retval = (count - 1) * byte_stride + element_size; | |
3935 | + if (retval < element_size | |
3936 | + || (byte_stride != 0 | |
3937 | + && (retval - element_size) / byte_stride != count - 1) | |
3938 | + || retval > UINT_MAX) | |
3939 | + retval = 0; | |
3940 | + return retval; | |
51a5ef0f PS |
3941 | +} |
3942 | + | |
6ed6bacf AM |
3943 | +/* Prepare TYPE after being read in by the backend. Currently this function |
3944 | + only propagates the TYPE_DYNAMIC flag. */ | |
51a5ef0f | 3945 | + |
6ed6bacf AM |
3946 | +void |
3947 | +finalize_type (struct type *type) | |
51a5ef0f | 3948 | +{ |
6ed6bacf | 3949 | + int i; |
3a58abaf | 3950 | + |
6ed6bacf AM |
3951 | + for (i = 0; i < TYPE_NFIELDS (type); ++i) |
3952 | + if (TYPE_FIELD_TYPE (type, i) && TYPE_DYNAMIC (TYPE_FIELD_TYPE (type, i))) | |
3953 | + break; | |
51a5ef0f | 3954 | + |
6ed6bacf AM |
3955 | + /* FIXME: cplus_stuff is ignored here. */ |
3956 | + if (i < TYPE_NFIELDS (type) | |
3957 | + || (TYPE_VPTR_BASETYPE (type) && TYPE_DYNAMIC (TYPE_VPTR_BASETYPE (type))) | |
3958 | + || (TYPE_TARGET_TYPE (type) && TYPE_DYNAMIC (TYPE_TARGET_TYPE (type)))) | |
3959 | + TYPE_DYNAMIC (type) = 1; | |
51a5ef0f PS |
3960 | +} |
3961 | + | |
6ed6bacf AM |
3962 | /* Find the real type of TYPE. This function returns the real type, |
3963 | after removing all layers of typedefs, and completing opaque or stub | |
3964 | types. Completion changes the TYPE argument, but stripping of | |
3965 | @@ -1575,52 +1729,37 @@ check_typedef (struct type *type) | |
3966 | } | |
3967 | } | |
3968 | ||
3969 | - if (TYPE_TARGET_STUB (type)) | |
3970 | + /* copy_type_recursive automatically makes the resulting type containing only | |
3971 | + constant values expected by the callers of this function. */ | |
3972 | + if (TYPE_DYNAMIC (type)) | |
3973 | + { | |
3974 | + htab_t copied_types; | |
51a5ef0f | 3975 | + |
6ed6bacf AM |
3976 | + copied_types = create_copied_types_hash (NULL); |
3977 | + type = copy_type_recursive (type, copied_types); | |
3978 | + htab_delete (copied_types); | |
51a5ef0f | 3979 | + |
6ed6bacf AM |
3980 | + gdb_assert (TYPE_DYNAMIC (type) == 0); |
3981 | + /* Force TYPE_LENGTH (type) recalculation. */ | |
3982 | + TYPE_DYNAMIC (type) = 1; | |
51a5ef0f | 3983 | + } |
6ed6bacf AM |
3984 | + |
3985 | + if (TYPE_TARGET_STUB (type) || TYPE_DYNAMIC (type)) | |
3986 | { | |
3987 | - struct type *range_type; | |
3988 | struct type *target_type = check_typedef (TYPE_TARGET_TYPE (type)); | |
3989 | ||
3990 | + if (TYPE_DYNAMIC (type)) | |
3991 | + TYPE_TARGET_TYPE (type) = target_type; | |
3992 | if (TYPE_STUB (target_type) || TYPE_TARGET_STUB (target_type)) | |
3993 | { | |
3994 | /* Nothing we can do. */ | |
3995 | } | |
3996 | else if (TYPE_CODE (type) == TYPE_CODE_ARRAY | |
3997 | - && TYPE_NFIELDS (type) == 1 | |
3998 | - && (TYPE_CODE (range_type = TYPE_INDEX_TYPE (type)) | |
3999 | - == TYPE_CODE_RANGE)) | |
4000 | + || TYPE_CODE (type) == TYPE_CODE_STRING) | |
4001 | { | |
4002 | /* Now recompute the length of the array type, based on its | |
4003 | - number of elements and the target type's length. | |
4004 | - Watch out for Ada null Ada arrays where the high bound | |
4005 | - is smaller than the low bound. */ | |
4006 | - const LONGEST low_bound = TYPE_LOW_BOUND (range_type); | |
4007 | - const LONGEST high_bound = TYPE_HIGH_BOUND (range_type); | |
4008 | - ULONGEST len; | |
4009 | - | |
4010 | - if (high_bound < low_bound) | |
4011 | - len = 0; | |
4012 | - else | |
4013 | - { | |
4014 | - /* For now, we conservatively take the array length to be 0 | |
4015 | - if its length exceeds UINT_MAX. The code below assumes | |
4016 | - that for x < 0, (ULONGEST) x == -x + ULONGEST_MAX + 1, | |
4017 | - which is technically not guaranteed by C, but is usually true | |
4018 | - (because it would be true if x were unsigned with its | |
4019 | - high-order bit on). It uses the fact that | |
4020 | - high_bound-low_bound is always representable in | |
4021 | - ULONGEST and that if high_bound-low_bound+1 overflows, | |
4022 | - it overflows to 0. We must change these tests if we | |
4023 | - decide to increase the representation of TYPE_LENGTH | |
4024 | - from unsigned int to ULONGEST. */ | |
4025 | - ULONGEST ulow = low_bound, uhigh = high_bound; | |
4026 | - ULONGEST tlen = TYPE_LENGTH (target_type); | |
4027 | - | |
4028 | - len = tlen * (uhigh - ulow + 1); | |
4029 | - if (tlen == 0 || (len / tlen - 1 + ulow) != uhigh | |
4030 | - || len > UINT_MAX) | |
4031 | - len = 0; | |
4032 | - } | |
4033 | - TYPE_LENGTH (type) = len; | |
4034 | + number of elements and the target type's length. */ | |
4035 | + TYPE_LENGTH (type) = type_length_get (type, target_type, 0); | |
4036 | TYPE_TARGET_STUB (type) = 0; | |
4037 | } | |
4038 | else if (TYPE_CODE (type) == TYPE_CODE_RANGE) | |
4039 | @@ -1628,6 +1767,7 @@ check_typedef (struct type *type) | |
4040 | TYPE_LENGTH (type) = TYPE_LENGTH (target_type); | |
4041 | TYPE_TARGET_STUB (type) = 0; | |
4042 | } | |
4043 | + TYPE_DYNAMIC (type) = 0; | |
4044 | } | |
4045 | ||
4046 | type = make_qualified_type (type, instance_flags, NULL); | |
4047 | @@ -3266,33 +3406,42 @@ type_pair_eq (const void *item_lhs, cons | |
3a58abaf AM |
4048 | } |
4049 | ||
6ed6bacf AM |
4050 | /* Allocate the hash table used by copy_type_recursive to walk |
4051 | - types without duplicates. We use OBJFILE's obstack, because | |
4052 | - OBJFILE is about to be deleted. */ | |
4053 | + types without duplicates. */ | |
4054 | ||
4055 | htab_t | |
4056 | create_copied_types_hash (struct objfile *objfile) | |
4057 | { | |
4058 | - return htab_create_alloc_ex (1, type_pair_hash, type_pair_eq, | |
4059 | - NULL, &objfile->objfile_obstack, | |
4060 | - hashtab_obstack_allocate, | |
4061 | - dummy_obstack_deallocate); | |
4062 | + if (objfile == NULL) | |
51a5ef0f | 4063 | + { |
6ed6bacf AM |
4064 | + /* NULL OBJFILE is for TYPE_DYNAMIC types already contained in |
4065 | + OBJFILE_MALLOC memory, such as those from VALUE_HISTORY_CHAIN. Table | |
4066 | + element entries get allocated by xmalloc - so use xfree. */ | |
4067 | + return htab_create (1, type_pair_hash, type_pair_eq, xfree); | |
51a5ef0f | 4068 | + } |
6ed6bacf | 4069 | + else |
51a5ef0f | 4070 | + { |
6ed6bacf AM |
4071 | + /* Use OBJFILE's obstack, because OBJFILE is about to be deleted. Table |
4072 | + element entries get allocated by xmalloc - so use xfree. */ | |
4073 | + return htab_create_alloc_ex (1, type_pair_hash, type_pair_eq, | |
4074 | + xfree, &objfile->objfile_obstack, | |
4075 | + hashtab_obstack_allocate, | |
4076 | + dummy_obstack_deallocate); | |
51a5ef0f | 4077 | + } |
6ed6bacf AM |
4078 | } |
4079 | ||
4080 | -/* Recursively copy (deep copy) TYPE, if it is associated with | |
4081 | - OBJFILE. Return a new type allocated using malloc, a saved type if | |
4082 | - we have already visited TYPE (using COPIED_TYPES), or TYPE if it is | |
4083 | - not associated with OBJFILE. */ | |
4084 | +/* A helper for copy_type_recursive. This does all the work. OBJFILE is used | |
4085 | + only for an assertion checking. */ | |
4086 | ||
4087 | -struct type * | |
4088 | -copy_type_recursive (struct objfile *objfile, | |
4089 | - struct type *type, | |
4090 | - htab_t copied_types) | |
4091 | +static struct type * | |
4092 | +copy_type_recursive_1 (struct objfile *objfile, | |
4093 | + struct type *type, | |
4094 | + htab_t copied_types) | |
4095 | { | |
4096 | struct type_pair *stored, pair; | |
4097 | void **slot; | |
4098 | struct type *new_type; | |
4099 | ||
4100 | - if (! TYPE_OBJFILE_OWNED (type)) | |
4101 | + if (! TYPE_OBJFILE_OWNED (type) && !TYPE_DYNAMIC (type)) | |
4102 | return type; | |
4103 | ||
4104 | /* This type shouldn't be pointing to any types in other objfiles; | |
4105 | @@ -3307,9 +3456,10 @@ copy_type_recursive (struct objfile *obj | |
4106 | new_type = alloc_type_arch (get_type_arch (type)); | |
4107 | ||
4108 | /* We must add the new type to the hash table immediately, in case | |
4109 | - we encounter this type again during a recursive call below. */ | |
4110 | - stored | |
4111 | - = obstack_alloc (&objfile->objfile_obstack, sizeof (struct type_pair)); | |
4112 | + we encounter this type again during a recursive call below. Memory could | |
4113 | + be allocated from OBJFILE in the case we will be removing OBJFILE, this | |
4114 | + optimization is missed and xfree is called for it from COPIED_TYPES. */ | |
4115 | + stored = xmalloc (sizeof (*stored)); | |
4116 | stored->old = type; | |
4117 | stored->new = new_type; | |
4118 | *slot = stored; | |
4119 | @@ -3320,6 +3470,21 @@ copy_type_recursive (struct objfile *obj | |
4120 | TYPE_OBJFILE_OWNED (new_type) = 0; | |
4121 | TYPE_OWNER (new_type).gdbarch = get_type_arch (type); | |
4122 | ||
4123 | +#if 0 | |
4124 | + /* TYPE_MAIN_TYPE memory copy above rewrote the TYPE_DISCARDABLE flag so we | |
4125 | + need to initialize it again. And even if TYPE was already discardable | |
4126 | + NEW_TYPE so far is not registered in TYPE_DISCARDABLE_TABLE. */ | |
4127 | + TYPE_DISCARDABLE (new_type) = 0; | |
4128 | + set_type_as_discardable (new_type); | |
4129 | +#endif | |
3a58abaf | 4130 | + |
6ed6bacf AM |
4131 | + /* Pre-clear the fields processed by delete_main_type. If DWARF block |
4132 | + evaluations below call error we would leave an unfreeable TYPE. */ | |
4133 | + TYPE_TARGET_TYPE (new_type) = NULL; | |
4134 | + TYPE_VPTR_BASETYPE (new_type) = NULL; | |
4135 | + TYPE_NFIELDS (new_type) = 0; | |
4136 | + TYPE_FIELDS (new_type) = NULL; | |
3a58abaf | 4137 | + |
6ed6bacf AM |
4138 | if (TYPE_NAME (type)) |
4139 | TYPE_NAME (new_type) = xstrdup (TYPE_NAME (type)); | |
4140 | if (TYPE_TAG_NAME (type)) | |
4141 | @@ -3328,12 +3493,48 @@ copy_type_recursive (struct objfile *obj | |
4142 | TYPE_INSTANCE_FLAGS (new_type) = TYPE_INSTANCE_FLAGS (type); | |
4143 | TYPE_LENGTH (new_type) = TYPE_LENGTH (type); | |
4144 | ||
4145 | + if (TYPE_ALLOCATED (new_type)) | |
51a5ef0f | 4146 | + { |
6ed6bacf | 4147 | + gdb_assert (!TYPE_NOT_ALLOCATED (new_type)); |
3a58abaf | 4148 | + |
6ed6bacf AM |
4149 | + if (!dwarf_locexpr_baton_eval (TYPE_ALLOCATED (new_type))) |
4150 | + TYPE_NOT_ALLOCATED (new_type) = 1; | |
4151 | + TYPE_ALLOCATED (new_type) = NULL; | |
51a5ef0f | 4152 | + } |
3a58abaf | 4153 | + |
6ed6bacf | 4154 | + if (TYPE_ASSOCIATED (new_type)) |
51a5ef0f | 4155 | + { |
6ed6bacf AM |
4156 | + gdb_assert (!TYPE_NOT_ASSOCIATED (new_type)); |
4157 | + | |
4158 | + if (!dwarf_locexpr_baton_eval (TYPE_ASSOCIATED (new_type))) | |
4159 | + TYPE_NOT_ASSOCIATED (new_type) = 1; | |
4160 | + TYPE_ASSOCIATED (new_type) = NULL; | |
51a5ef0f | 4161 | + } |
3a58abaf | 4162 | + |
6ed6bacf AM |
4163 | + if (!TYPE_DATA_LOCATION_IS_ADDR (new_type) |
4164 | + && TYPE_DATA_LOCATION_DWARF_BLOCK (new_type)) | |
51a5ef0f | 4165 | + { |
6ed6bacf AM |
4166 | + if (TYPE_NOT_ALLOCATED (new_type) |
4167 | + || TYPE_NOT_ASSOCIATED (new_type)) | |
4168 | + TYPE_DATA_LOCATION_DWARF_BLOCK (new_type) = NULL; | |
51a5ef0f PS |
4169 | + else |
4170 | + { | |
6ed6bacf AM |
4171 | + TYPE_DATA_LOCATION_IS_ADDR (new_type) = 1; |
4172 | + TYPE_DATA_LOCATION_ADDR (new_type) = dwarf_locexpr_baton_eval | |
4173 | + (TYPE_DATA_LOCATION_DWARF_BLOCK (new_type)); | |
51a5ef0f | 4174 | + } |
51a5ef0f | 4175 | + } |
51a5ef0f | 4176 | + |
6ed6bacf AM |
4177 | /* Copy the fields. */ |
4178 | if (TYPE_NFIELDS (type)) | |
4179 | { | |
4180 | int i, nfields; | |
4181 | ||
4182 | + /* TYPE_CODE_RANGE uses TYPE_RANGE_DATA of the union with TYPE_FIELDS. */ | |
4183 | + gdb_assert (TYPE_CODE (type) != TYPE_CODE_RANGE); | |
51a5ef0f | 4184 | + |
6ed6bacf AM |
4185 | nfields = TYPE_NFIELDS (type); |
4186 | + TYPE_NFIELDS (new_type) = nfields; | |
4187 | TYPE_FIELDS (new_type) = XCALLOC (nfields, struct field); | |
4188 | for (i = 0; i < nfields; i++) | |
4189 | { | |
4190 | @@ -3342,8 +3543,8 @@ copy_type_recursive (struct objfile *obj | |
4191 | TYPE_FIELD_BITSIZE (new_type, i) = TYPE_FIELD_BITSIZE (type, i); | |
4192 | if (TYPE_FIELD_TYPE (type, i)) | |
4193 | TYPE_FIELD_TYPE (new_type, i) | |
4194 | - = copy_type_recursive (objfile, TYPE_FIELD_TYPE (type, i), | |
4195 | - copied_types); | |
4196 | + = copy_type_recursive_1 (objfile, TYPE_FIELD_TYPE (type, i), | |
4197 | + copied_types); | |
4198 | if (TYPE_FIELD_NAME (type, i)) | |
4199 | TYPE_FIELD_NAME (new_type, i) = | |
4200 | xstrdup (TYPE_FIELD_NAME (type, i)); | |
4201 | @@ -3370,24 +3571,184 @@ copy_type_recursive (struct objfile *obj | |
4202 | } | |
4203 | } | |
4204 | ||
4205 | + /* Both FIELD_LOC_KIND_DWARF_BLOCK and TYPE_RANGE_HIGH_BOUND_IS_COUNT were | |
4206 | + possibly converted. */ | |
4207 | + TYPE_DYNAMIC (new_type) = 0; | |
51a5ef0f | 4208 | + |
6ed6bacf AM |
4209 | /* For range types, copy the bounds information. */ |
4210 | - if (TYPE_CODE (type) == TYPE_CODE_RANGE) | |
4211 | + if (TYPE_CODE (new_type) == TYPE_CODE_RANGE) | |
4212 | { | |
4213 | TYPE_RANGE_DATA (new_type) = xmalloc (sizeof (struct range_bounds)); | |
4214 | *TYPE_RANGE_DATA (new_type) = *TYPE_RANGE_DATA (type); | |
51a5ef0f | 4215 | + |
6ed6bacf AM |
4216 | + switch (TYPE_RANGE_DATA (new_type)->low.kind) |
4217 | + { | |
4218 | + case RANGE_BOUND_KIND_CONSTANT: | |
4219 | + break; | |
4220 | + case RANGE_BOUND_KIND_DWARF_BLOCK: | |
4221 | + /* `struct dwarf2_locexpr_baton' is too bound to its objfile so | |
4222 | + it is expected to be made constant by CHECK_TYPEDEF. | |
4223 | + TYPE_NOT_ALLOCATED and TYPE_NOT_ASSOCIATED are not valid for TYPE. | |
4224 | + */ | |
4225 | + if (TYPE_NOT_ALLOCATED (new_type) || TYPE_NOT_ASSOCIATED (new_type) | |
4226 | + || ! has_stack_frames ()) | |
4227 | + { | |
4228 | + /* We should set 1 for Fortran but how to find the language? */ | |
4229 | + TYPE_LOW_BOUND (new_type) = 0; | |
4230 | + TYPE_LOW_BOUND_UNDEFINED (new_type) = 1; | |
4231 | + } | |
4232 | + else | |
4233 | + { | |
4234 | + TYPE_LOW_BOUND (new_type) = dwarf_locexpr_baton_eval | |
4235 | + (TYPE_RANGE_DATA (new_type)->low.u.dwarf_block); | |
4236 | + if (TYPE_LOW_BOUND (new_type) >= 0) | |
4237 | + TYPE_UNSIGNED (new_type) = 1; | |
4238 | + } | |
4239 | + TYPE_RANGE_DATA (new_type)->low.kind = RANGE_BOUND_KIND_CONSTANT; | |
4240 | + break; | |
4241 | + case RANGE_BOUND_KIND_DWARF_LOCLIST: | |
4242 | + { | |
4243 | + CORE_ADDR addr; | |
51a5ef0f | 4244 | + |
6ed6bacf AM |
4245 | + /* `struct dwarf2_loclist_baton' is too bound to its objfile so |
4246 | + it is expected to be made constant by CHECK_TYPEDEF. | |
4247 | + TYPE_NOT_ALLOCATED and TYPE_NOT_ASSOCIATED are not valid for TYPE. | |
4248 | + */ | |
4249 | + if (! TYPE_NOT_ALLOCATED (new_type) | |
4250 | + && ! TYPE_NOT_ASSOCIATED (new_type) && has_stack_frames () | |
4251 | + && dwarf_loclist_baton_eval | |
4252 | + (TYPE_RANGE_DATA (new_type)->low.u.dwarf_loclist.loclist, | |
4253 | + TYPE_RANGE_DATA (new_type)->low.u.dwarf_loclist.type, &addr)) | |
4254 | + { | |
4255 | + TYPE_LOW_BOUND (new_type) = addr; | |
4256 | + if (TYPE_LOW_BOUND (new_type) >= 0) | |
4257 | + TYPE_UNSIGNED (new_type) = 1; | |
4258 | + } | |
4259 | + else | |
4260 | + { | |
4261 | + /* We should set 1 for Fortran but how to find the language? */ | |
4262 | + TYPE_LOW_BOUND (new_type) = 0; | |
4263 | + TYPE_LOW_BOUND_UNDEFINED (new_type) = 1; | |
4264 | + } | |
4265 | + TYPE_RANGE_DATA (new_type)->low.kind = RANGE_BOUND_KIND_CONSTANT; | |
4266 | + } | |
4267 | + break; | |
4268 | + } | |
51a5ef0f | 4269 | + |
6ed6bacf AM |
4270 | + switch (TYPE_RANGE_DATA (new_type)->high.kind) |
4271 | + { | |
4272 | + case RANGE_BOUND_KIND_CONSTANT: | |
4273 | + break; | |
4274 | + case RANGE_BOUND_KIND_DWARF_BLOCK: | |
4275 | + /* `struct dwarf2_locexpr_baton' is too bound to its objfile so | |
4276 | + it is expected to be made constant by CHECK_TYPEDEF. | |
4277 | + TYPE_NOT_ALLOCATED and TYPE_NOT_ASSOCIATED are not valid for TYPE. | |
4278 | + */ | |
4279 | + if (TYPE_NOT_ALLOCATED (new_type) || TYPE_NOT_ASSOCIATED (new_type) | |
4280 | + || ! has_stack_frames ()) | |
4281 | + { | |
4282 | + TYPE_HIGH_BOUND (new_type) = TYPE_LOW_BOUND (new_type) - 1; | |
4283 | + TYPE_HIGH_BOUND_UNDEFINED (new_type) = 1; | |
4284 | + } | |
4285 | + else | |
4286 | + TYPE_HIGH_BOUND (new_type) = dwarf_locexpr_baton_eval | |
4287 | + (TYPE_RANGE_DATA (new_type)->high.u.dwarf_block); | |
4288 | + TYPE_RANGE_DATA (new_type)->high.kind = RANGE_BOUND_KIND_CONSTANT; | |
4289 | + break; | |
4290 | + case RANGE_BOUND_KIND_DWARF_LOCLIST: | |
4291 | + { | |
4292 | + CORE_ADDR addr; | |
51a5ef0f | 4293 | + |
6ed6bacf AM |
4294 | + /* `struct dwarf2_loclist_baton' is too bound to its objfile so |
4295 | + it is expected to be made constant by CHECK_TYPEDEF. | |
4296 | + TYPE_NOT_ALLOCATED and TYPE_NOT_ASSOCIATED are not valid for TYPE. | |
4297 | + */ | |
4298 | + if (! TYPE_NOT_ALLOCATED (new_type) | |
4299 | + && ! TYPE_NOT_ASSOCIATED (new_type) && has_stack_frames () | |
4300 | + && dwarf_loclist_baton_eval | |
4301 | + (TYPE_RANGE_DATA (new_type)->high.u.dwarf_loclist.loclist, | |
4302 | + TYPE_RANGE_DATA (new_type)->high.u.dwarf_loclist.type, | |
4303 | + &addr)) | |
4304 | + TYPE_HIGH_BOUND (new_type) = addr; | |
4305 | + else | |
4306 | + { | |
4307 | + TYPE_HIGH_BOUND (new_type) = TYPE_LOW_BOUND (new_type) - 1; | |
4308 | + TYPE_HIGH_BOUND_UNDEFINED (new_type) = 1; | |
4309 | + } | |
4310 | + TYPE_RANGE_DATA (new_type)->high.kind = RANGE_BOUND_KIND_CONSTANT; | |
4311 | + } | |
4312 | + break; | |
4313 | + } | |
51a5ef0f | 4314 | + |
6ed6bacf AM |
4315 | + switch (TYPE_RANGE_DATA (new_type)->byte_stride.kind) |
4316 | + { | |
4317 | + case RANGE_BOUND_KIND_CONSTANT: | |
4318 | + break; | |
4319 | + case RANGE_BOUND_KIND_DWARF_BLOCK: | |
4320 | + /* `struct dwarf2_locexpr_baton' is too bound to its objfile so | |
4321 | + it is expected to be made constant by CHECK_TYPEDEF. | |
4322 | + TYPE_NOT_ALLOCATED and TYPE_NOT_ASSOCIATED are not valid for TYPE. | |
4323 | + */ | |
4324 | + if (TYPE_NOT_ALLOCATED (new_type) || TYPE_NOT_ASSOCIATED (new_type) | |
4325 | + || ! has_stack_frames ()) | |
4326 | + TYPE_BYTE_STRIDE (new_type) = 0; | |
4327 | + else | |
4328 | + TYPE_BYTE_STRIDE (new_type) = dwarf_locexpr_baton_eval | |
4329 | + (TYPE_RANGE_DATA (new_type)->byte_stride.u.dwarf_block); | |
4330 | + TYPE_RANGE_DATA (new_type)->byte_stride.kind | |
4331 | + = RANGE_BOUND_KIND_CONSTANT; | |
4332 | + break; | |
4333 | + case RANGE_BOUND_KIND_DWARF_LOCLIST: | |
4334 | + { | |
4335 | + CORE_ADDR addr = 0; | |
51a5ef0f | 4336 | + |
6ed6bacf AM |
4337 | + /* `struct dwarf2_loclist_baton' is too bound to its objfile so |
4338 | + it is expected to be made constant by CHECK_TYPEDEF. | |
4339 | + TYPE_NOT_ALLOCATED and TYPE_NOT_ASSOCIATED are not valid for TYPE. | |
4340 | + */ | |
4341 | + if (! TYPE_NOT_ALLOCATED (new_type) | |
4342 | + && ! TYPE_NOT_ASSOCIATED (new_type) && has_stack_frames ()) | |
4343 | + dwarf_loclist_baton_eval | |
4344 | + (TYPE_RANGE_DATA (new_type)->byte_stride.u.dwarf_loclist.loclist, | |
4345 | + TYPE_RANGE_DATA (new_type)->byte_stride.u.dwarf_loclist.type, | |
4346 | + &addr); | |
4347 | + TYPE_BYTE_STRIDE (new_type) = addr; | |
4348 | + TYPE_RANGE_DATA (new_type)->byte_stride.kind | |
4349 | + = RANGE_BOUND_KIND_CONSTANT; | |
4350 | + } | |
4351 | + break; | |
4352 | + } | |
51a5ef0f | 4353 | + |
6ed6bacf AM |
4354 | + /* Convert TYPE_RANGE_HIGH_BOUND_IS_COUNT into a regular bound. */ |
4355 | + if (TYPE_RANGE_HIGH_BOUND_IS_COUNT (new_type)) | |
4356 | + { | |
4357 | + TYPE_HIGH_BOUND (new_type) = TYPE_LOW_BOUND (new_type) | |
4358 | + + TYPE_HIGH_BOUND (new_type) - 1; | |
4359 | + TYPE_RANGE_HIGH_BOUND_IS_COUNT (new_type) = 0; | |
4360 | + } | |
4361 | } | |
4362 | ||
4363 | /* Copy pointers to other types. */ | |
4364 | if (TYPE_TARGET_TYPE (type)) | |
4365 | TYPE_TARGET_TYPE (new_type) = | |
4366 | - copy_type_recursive (objfile, | |
4367 | - TYPE_TARGET_TYPE (type), | |
4368 | - copied_types); | |
4369 | + copy_type_recursive_1 (objfile, | |
4370 | + TYPE_TARGET_TYPE (type), | |
4371 | + copied_types); | |
4372 | if (TYPE_VPTR_BASETYPE (type)) | |
4373 | TYPE_VPTR_BASETYPE (new_type) = | |
4374 | - copy_type_recursive (objfile, | |
4375 | - TYPE_VPTR_BASETYPE (type), | |
4376 | - copied_types); | |
4377 | + copy_type_recursive_1 (objfile, | |
4378 | + TYPE_VPTR_BASETYPE (type), | |
4379 | + copied_types); | |
51a5ef0f | 4380 | + |
6ed6bacf | 4381 | + if (TYPE_CODE (new_type) == TYPE_CODE_ARRAY) |
51a5ef0f | 4382 | + { |
6ed6bacf AM |
4383 | + struct type *new_index_type = TYPE_INDEX_TYPE (new_type); |
4384 | + | |
4385 | + if (TYPE_BYTE_STRIDE (new_index_type) == 0) | |
4386 | + TYPE_BYTE_STRIDE (new_index_type) | |
4387 | + = TYPE_LENGTH (TYPE_TARGET_TYPE (new_type)); | |
51a5ef0f PS |
4388 | + } |
4389 | + | |
6ed6bacf AM |
4390 | /* Maybe copy the type_specific bits. |
4391 | ||
4392 | NOTE drow/2005-12-09: We do not copy the C++-specific bits like | |
4393 | @@ -3404,6 +3765,17 @@ copy_type_recursive (struct objfile *obj | |
4394 | return new_type; | |
4395 | } | |
4396 | ||
4397 | +/* Recursively copy (deep copy) TYPE. Return a new type allocated using | |
4398 | + malloc, a saved type if we have already visited TYPE (using COPIED_TYPES), | |
4399 | + or TYPE if it is not associated with OBJFILE. */ | |
4400 | + | |
4401 | +struct type * | |
4402 | +copy_type_recursive (struct type *type, | |
4403 | + htab_t copied_types) | |
4404 | +{ | |
4405 | + return copy_type_recursive_1 (TYPE_OBJFILE (type), type, copied_types); | |
4406 | +} | |
4407 | + | |
4408 | /* Make a copy of the given TYPE, except that the pointer & reference | |
4409 | types are not preserved. | |
4410 | ||
4411 | @@ -3426,6 +3798,201 @@ copy_type (const struct type *type) | |
4412 | return new_type; | |
4413 | } | |
4414 | ||
4415 | +#if 0 | |
4416 | +/* Callback type for main_type_crawl. */ | |
4417 | +typedef int (*main_type_crawl_iter) (struct type *type, void *data); | |
51a5ef0f | 4418 | + |
6ed6bacf AM |
4419 | +/* Iterate all main_type structures reachable through any `struct type *' from |
4420 | + TYPE. ITER will be called only for one type of each main_type, use | |
4421 | + TYPE_CHAIN traversal to find all the type instances. ITER is being called | |
4422 | + for each main_type found. ITER returns non-zero if main_type_crawl should | |
4423 | + depth-first enter the specific type. ITER must provide some detection for | |
4424 | + reentering the same main_type as this function would otherwise endlessly | |
4425 | + loop. */ | |
51a5ef0f | 4426 | + |
6ed6bacf AM |
4427 | +static void |
4428 | +main_type_crawl (struct type *type, main_type_crawl_iter iter, void *data) | |
4429 | +{ | |
4430 | + struct type *type_iter; | |
4431 | + int i; | |
51a5ef0f | 4432 | + |
6ed6bacf AM |
4433 | + if (!type) |
4434 | + return; | |
51a5ef0f | 4435 | + |
6ed6bacf | 4436 | + gdb_assert (TYPE_OBJFILE (type) == NULL); |
51a5ef0f | 4437 | + |
6ed6bacf AM |
4438 | + /* `struct cplus_struct_type' handling is unsupported by this function. */ |
4439 | + gdb_assert ((TYPE_CODE (type) != TYPE_CODE_STRUCT | |
4440 | + && TYPE_CODE (type) != TYPE_CODE_UNION) | |
4441 | + || !HAVE_CPLUS_STRUCT (type)); | |
51a5ef0f | 4442 | + |
6ed6bacf AM |
4443 | + if (!(*iter) (type, data)) |
4444 | + return; | |
51a5ef0f | 4445 | + |
6ed6bacf AM |
4446 | + /* Iterate all the type instances of this main_type. */ |
4447 | + type_iter = type; | |
4448 | + do | |
4449 | + { | |
4450 | + gdb_assert (TYPE_MAIN_TYPE (type_iter) == TYPE_MAIN_TYPE (type)); | |
51a5ef0f | 4451 | + |
6ed6bacf AM |
4452 | + main_type_crawl (TYPE_POINTER_TYPE (type), iter, data); |
4453 | + main_type_crawl (TYPE_REFERENCE_TYPE (type), iter, data); | |
51a5ef0f | 4454 | + |
6ed6bacf AM |
4455 | + type_iter = TYPE_CHAIN (type_iter); |
4456 | + } | |
4457 | + while (type_iter != type); | |
51a5ef0f | 4458 | + |
6ed6bacf AM |
4459 | + for (i = 0; i < TYPE_NFIELDS (type); i++) |
4460 | + main_type_crawl (TYPE_FIELD_TYPE (type, i), iter, data); | |
51a5ef0f | 4461 | + |
6ed6bacf AM |
4462 | + main_type_crawl (TYPE_TARGET_TYPE (type), iter, data); |
4463 | + main_type_crawl (TYPE_VPTR_BASETYPE (type), iter, data); | |
51a5ef0f PS |
4464 | +} |
4465 | + | |
6ed6bacf AM |
4466 | +/* A helper for delete_type which deletes a main_type and the things to which |
4467 | + it refers. TYPE is a type whose main_type we wish to destroy. */ | |
4468 | + | |
51a5ef0f | 4469 | +static void |
6ed6bacf | 4470 | +delete_main_type (struct type *type) |
51a5ef0f | 4471 | +{ |
6ed6bacf | 4472 | + int i; |
51a5ef0f | 4473 | + |
6ed6bacf AM |
4474 | + gdb_assert (TYPE_DISCARDABLE (type)); |
4475 | + gdb_assert (TYPE_OBJFILE (type) == NULL); | |
51a5ef0f | 4476 | + |
6ed6bacf AM |
4477 | + xfree (TYPE_NAME (type)); |
4478 | + xfree (TYPE_TAG_NAME (type)); | |
51a5ef0f | 4479 | + |
6ed6bacf AM |
4480 | + for (i = 0; i < TYPE_NFIELDS (type); ++i) |
4481 | + { | |
4482 | + xfree (TYPE_FIELD_NAME (type, i)); | |
51a5ef0f | 4483 | + |
6ed6bacf AM |
4484 | + if (TYPE_FIELD_LOC_KIND (type, i) == FIELD_LOC_KIND_PHYSNAME) |
4485 | + xfree (TYPE_FIELD_STATIC_PHYSNAME (type, i)); | |
4486 | + } | |
4487 | + xfree (TYPE_FIELDS (type)); | |
51a5ef0f | 4488 | + |
6ed6bacf | 4489 | + gdb_assert (!HAVE_CPLUS_STRUCT (type)); |
51a5ef0f | 4490 | + |
6ed6bacf AM |
4491 | + xfree (TYPE_MAIN_TYPE (type)); |
4492 | +} | |
51a5ef0f | 4493 | + |
6ed6bacf AM |
4494 | +/* Delete all the instances on TYPE_CHAIN of TYPE, including their referenced |
4495 | + main_type. TYPE must be a reclaimable type - neither permanent nor objfile | |
4496 | + associated. */ | |
51a5ef0f PS |
4497 | + |
4498 | +static void | |
6ed6bacf AM |
4499 | +delete_type_chain (struct type *type) |
4500 | +{ | |
4501 | + struct type *type_iter, *type_iter_to_free; | |
51a5ef0f | 4502 | + |
6ed6bacf AM |
4503 | + gdb_assert (TYPE_DISCARDABLE (type)); |
4504 | + gdb_assert (TYPE_OBJFILE (type) == NULL); | |
51a5ef0f | 4505 | + |
6ed6bacf | 4506 | + delete_main_type (type); |
51a5ef0f | 4507 | + |
6ed6bacf AM |
4508 | + type_iter = type; |
4509 | + do | |
4510 | + { | |
4511 | + type_iter_to_free = type_iter; | |
4512 | + type_iter = TYPE_CHAIN (type_iter); | |
4513 | + xfree (type_iter_to_free); | |
4514 | + } | |
4515 | + while (type_iter != type); | |
4516 | +} | |
51a5ef0f | 4517 | + |
6ed6bacf | 4518 | +/* Hash function for type_discardable_table. */ |
51a5ef0f | 4519 | + |
6ed6bacf AM |
4520 | +static hashval_t |
4521 | +type_discardable_hash (const void *p) | |
4522 | +{ | |
4523 | + const struct type *type = p; | |
51a5ef0f | 4524 | + |
6ed6bacf AM |
4525 | + return htab_hash_pointer (TYPE_MAIN_TYPE (type)); |
4526 | +} | |
51a5ef0f | 4527 | + |
6ed6bacf | 4528 | +/* Equality function for type_discardable_table. */ |
51a5ef0f | 4529 | + |
6ed6bacf AM |
4530 | +static int |
4531 | +type_discardable_equal (const void *a, const void *b) | |
4532 | +{ | |
4533 | + const struct type *left = a; | |
4534 | + const struct type *right = b; | |
7566401a | 4535 | + |
6ed6bacf | 4536 | + return TYPE_MAIN_TYPE (left) == TYPE_MAIN_TYPE (right); |
51a5ef0f | 4537 | +} |
7566401a | 4538 | + |
6ed6bacf | 4539 | +/* A helper for type_mark_used. */ |
51a5ef0f | 4540 | + |
6ed6bacf AM |
4541 | +static int |
4542 | +type_mark_used_crawl (struct type *type, void *unused) | |
7566401a | 4543 | +{ |
6ed6bacf AM |
4544 | + if (!TYPE_DISCARDABLE (type)) |
4545 | + return 0; | |
51a5ef0f | 4546 | + |
6ed6bacf | 4547 | + if (TYPE_DISCARDABLE_AGE (type) == type_discardable_age_current) |
51a5ef0f | 4548 | + return 0; |
7566401a | 4549 | + |
6ed6bacf AM |
4550 | + TYPE_DISCARDABLE_AGE (type) = type_discardable_age_current; |
4551 | + | |
4552 | + /* Continue the traversal. */ | |
4553 | + return 1; | |
51a5ef0f PS |
4554 | +} |
4555 | + | |
6ed6bacf | 4556 | +/* Mark TYPE and its connected types as used in this free_all_types pass. */ |
51a5ef0f PS |
4557 | + |
4558 | +void | |
6ed6bacf | 4559 | +type_mark_used (struct type *type) |
51a5ef0f | 4560 | +{ |
6ed6bacf AM |
4561 | + if (type == NULL) |
4562 | + return; | |
51a5ef0f | 4563 | + |
6ed6bacf AM |
4564 | + if (!TYPE_DISCARDABLE (type)) |
4565 | + return; | |
4566 | + | |
4567 | + main_type_crawl (type, type_mark_used_crawl, NULL); | |
51a5ef0f PS |
4568 | +} |
4569 | + | |
6ed6bacf AM |
4570 | +/* A traverse callback for type_discardable_table which removes any |
4571 | + type_discardable whose reference count is now zero (unused link). */ | |
4572 | + | |
4573 | +static int | |
4574 | +type_discardable_remove (void **slot, void *unused) | |
51a5ef0f | 4575 | +{ |
6ed6bacf | 4576 | + struct type *type = *slot; |
51a5ef0f | 4577 | + |
6ed6bacf | 4578 | + gdb_assert (TYPE_DISCARDABLE (type)); |
51a5ef0f | 4579 | + |
6ed6bacf | 4580 | + if (TYPE_DISCARDABLE_AGE (type) != type_discardable_age_current) |
51a5ef0f | 4581 | + { |
6ed6bacf | 4582 | + delete_type_chain (type); |
3a58abaf | 4583 | + |
6ed6bacf | 4584 | + htab_clear_slot (type_discardable_table, slot); |
7566401a ER |
4585 | + } |
4586 | + | |
6ed6bacf | 4587 | + return 1; |
7566401a ER |
4588 | +} |
4589 | + | |
6ed6bacf AM |
4590 | +/* Free all the reclaimable types that have been allocated and that have |
4591 | + currently zero reference counter. | |
3a58abaf | 4592 | + |
6ed6bacf AM |
4593 | + This function is called after each command, successful or not. Use this |
4594 | + cleanup only in the GDB idle state as GDB only marks those types used by | |
4595 | + globally tracked objects (with no autovariable references tracking). */ | |
3a58abaf | 4596 | + |
6ed6bacf AM |
4597 | +void |
4598 | +free_all_types (void) | |
3a58abaf | 4599 | +{ |
6ed6bacf AM |
4600 | + /* Mark a new pass. As GDB checks all the entries were visited after each |
4601 | + pass there cannot be any stale entries already containing the changed | |
4602 | + value. */ | |
4603 | + type_discardable_age_current ^= 1; | |
51a5ef0f | 4604 | + |
6ed6bacf | 4605 | + observer_notify_mark_used (); |
51a5ef0f | 4606 | + |
6ed6bacf | 4607 | + htab_traverse (type_discardable_table, type_discardable_remove, NULL); |
3a58abaf | 4608 | +} |
6ed6bacf | 4609 | +#endif |
3a58abaf | 4610 | |
6ed6bacf | 4611 | /* Helper functions to initialize architecture-specific types. */ |
3a58abaf | 4612 | |
6ed6bacf AM |
4613 | @@ -3955,6 +4522,13 @@ void |
4614 | _initialize_gdbtypes (void) | |
4615 | { | |
4616 | gdbtypes_data = gdbarch_data_register_post_init (gdbtypes_post_init); | |
3a58abaf | 4617 | + |
6ed6bacf AM |
4618 | +#if 0 |
4619 | + type_discardable_table = htab_create_alloc (20, type_discardable_hash, | |
4620 | + type_discardable_equal, NULL, | |
4621 | + xcalloc, xfree); | |
4622 | +#endif | |
3a58abaf | 4623 | + |
6ed6bacf | 4624 | objfile_type_data = register_objfile_data (); |
3a58abaf | 4625 | |
6ed6bacf AM |
4626 | add_setshow_zinteger_cmd ("overload", no_class, &overload_debug, |
4627 | Index: gdb-7.2.90.20110703/gdb/gdbtypes.h | |
4628 | =================================================================== | |
4629 | --- gdb-7.2.90.20110703.orig/gdb/gdbtypes.h 2011-03-28 22:21:03.000000000 +0200 | |
4630 | +++ gdb-7.2.90.20110703/gdb/gdbtypes.h 2011-07-03 10:33:11.000000000 +0200 | |
4631 | @@ -215,6 +215,11 @@ enum type_instance_flag_value | |
51a5ef0f | 4632 | |
6ed6bacf | 4633 | #define TYPE_TARGET_STUB(t) (TYPE_MAIN_TYPE (t)->flag_target_stub) |
51a5ef0f | 4634 | |
6ed6bacf AM |
4635 | +/* Type needs to be evaluated on each CHECK_TYPEDEF and its results must not be |
4636 | + sticky. */ | |
51a5ef0f | 4637 | + |
6ed6bacf | 4638 | +#define TYPE_DYNAMIC(t) (TYPE_MAIN_TYPE (t)->flag_dynamic) |
51a5ef0f | 4639 | + |
6ed6bacf AM |
4640 | /* Static type. If this is set, the corresponding type had |
4641 | a static modifier. | |
4642 | Note: This may be unnecessary, since static data members | |
4643 | @@ -292,6 +297,50 @@ enum type_instance_flag_value | |
51a5ef0f | 4644 | |
6ed6bacf | 4645 | #define TYPE_DECLARED_CLASS(t) (TYPE_MAIN_TYPE (t)->flag_declared_class) |
51a5ef0f | 4646 | |
6ed6bacf AM |
4647 | +#if 0 |
4648 | +/* Define this type as being reclaimable during free_all_types. Type is | |
4649 | + required to be have TYPE_OBJFILE set to NULL. Setting this flag requires | |
4650 | + initializing TYPE_DISCARDABLE_AGE, see alloc_type_discardable. */ | |
51a5ef0f | 4651 | + |
6ed6bacf | 4652 | +#define TYPE_DISCARDABLE(t) (TYPE_MAIN_TYPE (t)->flag_discardable) |
51a5ef0f | 4653 | + |
6ed6bacf AM |
4654 | +/* Marker this type has been visited by the type_mark_used by this |
4655 | + mark-and-sweep types garbage collecting pass. Current pass is represented | |
4656 | + by TYPE_DISCARDABLE_AGE_CURRENT. */ | |
4657 | + | |
4658 | +#define TYPE_DISCARDABLE_AGE(t) (TYPE_MAIN_TYPE (t)->flag_discardable_age) | |
4659 | +#endif | |
4660 | + | |
4661 | +/* Is HIGH_BOUND a low-bound relative count (1) or the high bound itself (0)? */ | |
4662 | + | |
4663 | +#define TYPE_RANGE_HIGH_BOUND_IS_COUNT(range_type) \ | |
4664 | + (TYPE_MAIN_TYPE (range_type)->flag_range_high_bound_is_count) | |
4665 | + | |
4666 | +/* Not allocated. TYPE_ALLOCATED(t) must be NULL in such case. If this flag | |
4667 | + is unset and TYPE_ALLOCATED(t) is NULL then the type is allocated. If this | |
4668 | + flag is unset and TYPE_ALLOCATED(t) is not NULL then its DWARF block | |
4669 | + determines the actual allocation state. */ | |
4670 | + | |
4671 | +#define TYPE_NOT_ALLOCATED(t) (TYPE_MAIN_TYPE (t)->flag_not_allocated) | |
4672 | + | |
4673 | +/* Not associated. TYPE_ASSOCIATED(t) must be NULL in such case. If this flag | |
4674 | + is unset and TYPE_ASSOCIATED(t) is NULL then the type is associated. If | |
4675 | + this flag is unset and TYPE_ASSOCIATED(t) is not NULL then its DWARF block | |
4676 | + determines the actual association state. */ | |
4677 | + | |
4678 | +#define TYPE_NOT_ASSOCIATED(t) (TYPE_MAIN_TYPE (t)->flag_not_associated) | |
4679 | + | |
4680 | +/* Address of the actual data as for DW_AT_data_location. Its dwarf block must | |
4681 | + not be evaluated unless both TYPE_NOT_ALLOCATED and TYPE_NOT_ASSOCIATED are | |
4682 | + false. If TYPE_DATA_LOCATION_IS_ADDR set then TYPE_DATA_LOCATION_ADDR value | |
4683 | + is the actual data address value. If unset and | |
4684 | + TYPE_DATA_LOCATION_DWARF_BLOCK is NULL then the value is the normal | |
4685 | + value_raw_address. If unset and TYPE_DATA_LOCATION_DWARF_BLOCK is not NULL | |
4686 | + then its DWARF block determines the actual data address. */ | |
4687 | + | |
4688 | +#define TYPE_DATA_LOCATION_IS_ADDR(t) \ | |
4689 | + (TYPE_MAIN_TYPE (t)->flag_data_location_is_addr) | |
4690 | + | |
4691 | /* Constant type. If this is set, the corresponding type has a | |
4692 | const modifier. */ | |
51a5ef0f | 4693 | |
6ed6bacf AM |
4694 | @@ -400,6 +449,15 @@ struct main_type |
4695 | /* True if this type was declared with "class" rather than | |
4696 | "struct". */ | |
4697 | unsigned int flag_declared_class : 1; | |
4698 | +#if 0 | |
4699 | + unsigned int flag_discardable : 1; | |
4700 | + unsigned int flag_discardable_age : 1; | |
4701 | +#endif | |
4702 | + unsigned int flag_dynamic : 1; | |
4703 | + unsigned int flag_range_high_bound_is_count : 1; | |
4704 | + unsigned int flag_not_allocated : 1; | |
4705 | + unsigned int flag_not_associated : 1; | |
4706 | + unsigned int flag_data_location_is_addr : 1; | |
4707 | ||
4708 | /* A discriminant telling us which field of the type_specific union | |
4709 | is being used for this type, if any. */ | |
4710 | @@ -473,6 +531,20 @@ struct main_type | |
4711 | ||
4712 | struct type *target_type; | |
4713 | ||
4714 | + /* For DW_AT_data_location. */ | |
4715 | + union | |
4716 | + { | |
4717 | + struct dwarf2_locexpr_baton *dwarf_block; | |
4718 | + CORE_ADDR addr; | |
4719 | + } | |
4720 | + data_location; | |
4721 | + | |
4722 | + /* For DW_AT_allocated. */ | |
4723 | + struct dwarf2_locexpr_baton *allocated; | |
4724 | + | |
4725 | + /* For DW_AT_associated. */ | |
4726 | + struct dwarf2_locexpr_baton *associated; | |
4727 | + | |
4728 | /* For structure and union types, a description of each field. | |
4729 | For set and pascal array types, there is one "field", | |
4730 | whose type is the domain type of the set or array. | |
4731 | @@ -547,13 +619,34 @@ struct main_type | |
4732 | ||
4733 | struct range_bounds | |
4734 | { | |
4735 | + struct | |
51a5ef0f | 4736 | + { |
6ed6bacf | 4737 | + union |
51a5ef0f | 4738 | + { |
6ed6bacf AM |
4739 | + LONGEST constant; |
4740 | + struct dwarf2_locexpr_baton *dwarf_block; | |
4741 | + struct | |
4742 | + { | |
4743 | + struct dwarf2_loclist_baton *loclist; | |
4744 | + struct type *type; | |
4745 | + } | |
4746 | + dwarf_loclist; | |
51a5ef0f | 4747 | + } |
6ed6bacf AM |
4748 | + u; |
4749 | + enum range_bound_kind | |
51a5ef0f | 4750 | + { |
6ed6bacf AM |
4751 | + RANGE_BOUND_KIND_CONSTANT, |
4752 | + RANGE_BOUND_KIND_DWARF_BLOCK, | |
4753 | + RANGE_BOUND_KIND_DWARF_LOCLIST | |
51a5ef0f | 4754 | + } |
6ed6bacf | 4755 | + kind; |
51a5ef0f | 4756 | + } |
6ed6bacf AM |
4757 | /* Low bound of range. */ |
4758 | - | |
4759 | - LONGEST low; | |
4760 | - | |
4761 | + low, | |
4762 | /* High bound of range. */ | |
4763 | - | |
4764 | - LONGEST high; | |
4765 | + high, | |
4766 | + /* Byte stride of range. */ | |
4767 | + byte_stride; | |
51a5ef0f | 4768 | |
6ed6bacf AM |
4769 | /* Flags indicating whether the values of low and high are |
4770 | valid. When true, the respective range value is | |
4771 | @@ -926,9 +1019,9 @@ extern void allocate_gnat_aux_type (stru | |
4772 | #define TYPE_POINTER_TYPE(thistype) (thistype)->pointer_type | |
4773 | #define TYPE_REFERENCE_TYPE(thistype) (thistype)->reference_type | |
4774 | #define TYPE_CHAIN(thistype) (thistype)->chain | |
4775 | -/* Note that if thistype is a TYPEDEF type, you have to call check_typedef. | |
4776 | - But check_typedef does set the TYPE_LENGTH of the TYPEDEF type, | |
4777 | - so you only have to call check_typedef once. Since allocate_value | |
4778 | +/* Note that if thistype is a TYPEDEF, ARRAY or STRING type, you have to call | |
4779 | + check_typedef. But check_typedef does set the TYPE_LENGTH of the TYPEDEF | |
4780 | + type, so you only have to call check_typedef once. Since allocate_value | |
4781 | calls check_typedef, TYPE_LENGTH (VALUE_TYPE (X)) is safe. */ | |
4782 | #define TYPE_LENGTH(thistype) (thistype)->length | |
4783 | /* Note that TYPE_CODE can be TYPE_CODE_TYPEDEF, so if you want the real | |
4784 | @@ -936,11 +1029,16 @@ extern void allocate_gnat_aux_type (stru | |
4785 | #define TYPE_CODE(thistype) TYPE_MAIN_TYPE(thistype)->code | |
4786 | #define TYPE_NFIELDS(thistype) TYPE_MAIN_TYPE(thistype)->nfields | |
4787 | #define TYPE_FIELDS(thistype) TYPE_MAIN_TYPE(thistype)->flds_bnds.fields | |
4788 | +#define TYPE_DATA_LOCATION_DWARF_BLOCK(thistype) TYPE_MAIN_TYPE (thistype)->data_location.dwarf_block | |
4789 | +#define TYPE_DATA_LOCATION_ADDR(thistype) TYPE_MAIN_TYPE (thistype)->data_location.addr | |
4790 | +#define TYPE_ALLOCATED(thistype) TYPE_MAIN_TYPE (thistype)->allocated | |
4791 | +#define TYPE_ASSOCIATED(thistype) TYPE_MAIN_TYPE (thistype)->associated | |
51a5ef0f | 4792 | |
6ed6bacf AM |
4793 | #define TYPE_INDEX_TYPE(type) TYPE_FIELD_TYPE (type, 0) |
4794 | #define TYPE_RANGE_DATA(thistype) TYPE_MAIN_TYPE(thistype)->flds_bnds.bounds | |
4795 | -#define TYPE_LOW_BOUND(range_type) TYPE_RANGE_DATA(range_type)->low | |
4796 | -#define TYPE_HIGH_BOUND(range_type) TYPE_RANGE_DATA(range_type)->high | |
4797 | +#define TYPE_LOW_BOUND(range_type) TYPE_RANGE_DATA(range_type)->low.u.constant | |
4798 | +#define TYPE_HIGH_BOUND(range_type) TYPE_RANGE_DATA(range_type)->high.u.constant | |
4799 | +#define TYPE_BYTE_STRIDE(range_type) TYPE_RANGE_DATA(range_type)->byte_stride.u.constant | |
4800 | #define TYPE_LOW_BOUND_UNDEFINED(range_type) \ | |
4801 | TYPE_RANGE_DATA(range_type)->low_undefined | |
4802 | #define TYPE_HIGH_BOUND_UNDEFINED(range_type) \ | |
4803 | @@ -957,7 +1055,14 @@ extern void allocate_gnat_aux_type (stru | |
4804 | (TYPE_HIGH_BOUND(TYPE_INDEX_TYPE((arraytype)))) | |
51a5ef0f | 4805 | |
6ed6bacf AM |
4806 | #define TYPE_ARRAY_LOWER_BOUND_VALUE(arraytype) \ |
4807 | - (TYPE_LOW_BOUND(TYPE_INDEX_TYPE((arraytype)))) | |
4808 | + TYPE_LOW_BOUND (TYPE_INDEX_TYPE (arraytype)) | |
51a5ef0f | 4809 | + |
6ed6bacf AM |
4810 | +/* TYPE_BYTE_STRIDE (TYPE_INDEX_TYPE (arraytype)) with a fallback to the |
4811 | + element size if no specific stride value is known. */ | |
4812 | +#define TYPE_ARRAY_BYTE_STRIDE_VALUE(arraytype) \ | |
4813 | + (TYPE_BYTE_STRIDE (TYPE_INDEX_TYPE (arraytype)) == 0 \ | |
4814 | + ? TYPE_LENGTH (TYPE_TARGET_TYPE (arraytype)) \ | |
4815 | + : TYPE_BYTE_STRIDE (TYPE_INDEX_TYPE (arraytype))) | |
51a5ef0f | 4816 | |
6ed6bacf | 4817 | /* C++ */ |
51a5ef0f | 4818 | |
6ed6bacf AM |
4819 | @@ -1379,6 +1484,18 @@ extern struct type *create_array_type (s |
4820 | struct type *); | |
4821 | extern struct type *lookup_array_range_type (struct type *, int, int); | |
4822 | ||
4823 | +extern CORE_ADDR type_range_any_field_internal (struct type *range_type, | |
4824 | + int fieldno); | |
51a5ef0f | 4825 | + |
6ed6bacf | 4826 | +extern int type_range_high_bound_internal (struct type *range_type); |
51a5ef0f | 4827 | + |
6ed6bacf | 4828 | +extern int type_range_count_bound_internal (struct type *range_type); |
51a5ef0f | 4829 | + |
6ed6bacf AM |
4830 | +extern CORE_ADDR type_range_byte_stride_internal (struct type *range_type, |
4831 | + struct type *element_type); | |
51a5ef0f | 4832 | + |
6ed6bacf | 4833 | +extern void finalize_type (struct type *type); |
51a5ef0f | 4834 | + |
6ed6bacf AM |
4835 | extern struct type *create_string_type (struct type *, struct type *, |
4836 | struct type *); | |
4837 | extern struct type *lookup_string_range_type (struct type *, int, int); | |
4838 | @@ -1424,6 +1541,10 @@ extern int is_public_ancestor (struct ty | |
51a5ef0f | 4839 | |
6ed6bacf | 4840 | extern int is_unique_ancestor (struct type *, struct value *); |
51a5ef0f | 4841 | |
6ed6bacf AM |
4842 | +#if 0 |
4843 | +extern void type_mark_used (struct type *type); | |
4844 | +#endif | |
51a5ef0f | 4845 | + |
6ed6bacf | 4846 | /* Overload resolution */ |
51a5ef0f | 4847 | |
6ed6bacf AM |
4848 | #define LENGTH_MATCH(bv) ((bv)->rank[0]) |
4849 | @@ -1496,10 +1617,13 @@ extern void maintenance_print_type (char | |
51a5ef0f | 4850 | |
6ed6bacf AM |
4851 | extern htab_t create_copied_types_hash (struct objfile *objfile); |
4852 | ||
4853 | -extern struct type *copy_type_recursive (struct objfile *objfile, | |
4854 | - struct type *type, | |
4855 | +extern struct type *copy_type_recursive (struct type *type, | |
4856 | htab_t copied_types); | |
4857 | ||
4858 | extern struct type *copy_type (const struct type *type); | |
4859 | ||
4860 | +#if 0 | |
4861 | +extern void free_all_types (void); | |
4862 | +#endif | |
51a5ef0f | 4863 | + |
6ed6bacf AM |
4864 | #endif /* GDBTYPES_H */ |
4865 | Index: gdb-7.2.90.20110703/gdb/i386-linux-nat.c | |
4866 | =================================================================== | |
4867 | --- gdb-7.2.90.20110703.orig/gdb/i386-linux-nat.c 2011-02-27 17:25:37.000000000 +0100 | |
4868 | +++ gdb-7.2.90.20110703/gdb/i386-linux-nat.c 2011-07-03 10:33:11.000000000 +0200 | |
4869 | @@ -649,22 +649,13 @@ i386_linux_store_inferior_registers (str | |
4870 | } | |
4871 | \f | |
51a5ef0f | 4872 | |
6ed6bacf AM |
4873 | -/* Support for debug registers. */ |
4874 | - | |
4875 | -static unsigned long i386_linux_dr[DR_CONTROL + 1]; | |
4876 | - | |
4877 | /* Get debug register REGNUM value from only the one LWP of PTID. */ | |
51a5ef0f | 4878 | |
6ed6bacf AM |
4879 | static unsigned long |
4880 | -i386_linux_dr_get (ptid_t ptid, int regnum) | |
4881 | +i386_linux_dr_get (int tid, int regnum) | |
4882 | { | |
4883 | - int tid; | |
4884 | unsigned long value; | |
51a5ef0f | 4885 | |
6ed6bacf AM |
4886 | - tid = TIDGET (ptid); |
4887 | - if (tid == 0) | |
4888 | - tid = PIDGET (ptid); | |
4889 | - | |
4890 | /* FIXME: kettenis/2001-03-27: Calling perror_with_name if the | |
4891 | ptrace call fails breaks debugging remote targets. The correct | |
4892 | way to fix this is to add the hardware breakpoint and watchpoint | |
4893 | @@ -686,14 +677,8 @@ i386_linux_dr_get (ptid_t ptid, int regn | |
4894 | /* Set debug register REGNUM to VALUE in only the one LWP of PTID. */ | |
51a5ef0f | 4895 | |
6ed6bacf AM |
4896 | static void |
4897 | -i386_linux_dr_set (ptid_t ptid, int regnum, unsigned long value) | |
4898 | +i386_linux_dr_set (int tid, int regnum, unsigned long value) | |
51a5ef0f | 4899 | { |
6ed6bacf AM |
4900 | - int tid; |
4901 | - | |
4902 | - tid = TIDGET (ptid); | |
4903 | - if (tid == 0) | |
4904 | - tid = PIDGET (ptid); | |
4905 | - | |
4906 | errno = 0; | |
4907 | ptrace (PTRACE_POKEUSER, tid, | |
4908 | offsetof (struct user, u_debugreg[regnum]), value); | |
4909 | @@ -701,35 +686,78 @@ i386_linux_dr_set (ptid_t ptid, int regn | |
4910 | perror_with_name (_("Couldn't write debug register")); | |
4911 | } | |
4912 | ||
4913 | -/* Set DR_CONTROL to ADDR in all LWPs of LWP_LIST. */ | |
4914 | +/* Helper for i386_linux_dr_set_control. */ | |
51a5ef0f | 4915 | + |
6ed6bacf AM |
4916 | +static void |
4917 | +i386_linux_dr_set_control_callback (int tid, void *control_voidp) | |
4918 | +{ | |
4919 | + unsigned long control = *(unsigned long *) control_voidp; | |
4920 | + | |
4921 | + i386_linux_dr_set (tid, DR_CONTROL, control); | |
4922 | +} | |
4923 | + | |
4924 | +static void i386_linux_dr_set_addr (int regnum, CORE_ADDR addr); | |
4925 | + | |
4926 | +/* Set DR_CONTROL to ADDR in all LWPs of CURRENT_INFERIOR. */ | |
51a5ef0f | 4927 | |
6ed6bacf AM |
4928 | static void |
4929 | i386_linux_dr_set_control (unsigned long control) | |
51a5ef0f | 4930 | { |
6ed6bacf AM |
4931 | - struct lwp_info *lp; |
4932 | - ptid_t ptid; | |
4933 | + int inferior_pid = ptid_get_pid (inferior_ptid); | |
4934 | + struct inferior *inf = current_inferior (); | |
51a5ef0f | 4935 | + |
6ed6bacf AM |
4936 | + /* The amd64 counterpart and description is amd64_linux_dr_set_control. */ |
4937 | + if (inf->pid != inferior_pid) | |
4938 | + { | |
4939 | + struct i386_dr_mirror *dr_mirror = i386_dr_mirror_get (); | |
4940 | + int i; | |
4941 | + | |
4942 | + if (!dr_mirror->addr_preset) | |
4943 | + { | |
4944 | + dr_mirror->addr_preset = 1; | |
3a58abaf | 4945 | |
6ed6bacf AM |
4946 | - i386_linux_dr[DR_CONTROL] = control; |
4947 | - ALL_LWPS (lp, ptid) | |
4948 | - i386_linux_dr_set (ptid, DR_CONTROL, control); | |
4949 | + for (i = 0; i < DR_LASTADDR - DR_FIRSTADDR; i++) | |
4950 | + i386_linux_dr_set_addr (i, dr_mirror->addr[i]); | |
4951 | + } | |
4952 | + } | |
4953 | + | |
4954 | + linux_nat_iterate_watchpoint_lwps (i386_linux_dr_set_control_callback, | |
4955 | + &control); | |
4956 | } | |
3a58abaf | 4957 | |
6ed6bacf AM |
4958 | -/* Set address REGNUM (zero based) to ADDR in all LWPs of LWP_LIST. */ |
4959 | +/* Helper for i386_linux_dr_set_addr. */ | |
3a58abaf | 4960 | + |
6ed6bacf AM |
4961 | +struct i386_linux_dr_set_addr_data |
4962 | + { | |
4963 | + int regnum; | |
4964 | + CORE_ADDR addr; | |
4965 | + }; | |
4966 | + | |
4967 | +static void | |
4968 | +i386_linux_dr_set_addr_callback (int tid, void *datap_voidp) | |
4969 | +{ | |
4970 | + const struct i386_linux_dr_set_addr_data *datap = datap_voidp; | |
4971 | + | |
4972 | + i386_linux_dr_set (tid, DR_FIRSTADDR + datap->regnum, datap->addr); | |
4973 | +} | |
4974 | + | |
4975 | +/* Set address REGNUM (zero based) to ADDR in all LWPs of CURRENT_INFERIOR. | |
4976 | + */ | |
3a58abaf | 4977 | |
6ed6bacf AM |
4978 | static void |
4979 | i386_linux_dr_set_addr (int regnum, CORE_ADDR addr) | |
4980 | { | |
4981 | - struct lwp_info *lp; | |
4982 | - ptid_t ptid; | |
4983 | + struct i386_linux_dr_set_addr_data data; | |
4984 | ||
4985 | gdb_assert (regnum >= 0 && regnum <= DR_LASTADDR - DR_FIRSTADDR); | |
4986 | ||
4987 | - i386_linux_dr[DR_FIRSTADDR + regnum] = addr; | |
4988 | - ALL_LWPS (lp, ptid) | |
4989 | - i386_linux_dr_set (ptid, DR_FIRSTADDR + regnum, addr); | |
4990 | + data.regnum = regnum; | |
4991 | + data.addr = addr; | |
4992 | + linux_nat_iterate_watchpoint_lwps (i386_linux_dr_set_addr_callback, &data); | |
4993 | } | |
3a58abaf | 4994 | |
6ed6bacf AM |
4995 | -/* Set address REGNUM (zero based) to zero in all LWPs of LWP_LIST. */ |
4996 | +/* Set address REGNUM (zero based) to zero in all LWPs of CURRENT_INFERIOR. | |
4997 | + */ | |
3a58abaf | 4998 | |
6ed6bacf AM |
4999 | static void |
5000 | i386_linux_dr_reset_addr (int regnum) | |
5001 | @@ -742,36 +770,54 @@ i386_linux_dr_reset_addr (int regnum) | |
5002 | static unsigned long | |
5003 | i386_linux_dr_get_status (void) | |
5004 | { | |
5005 | - return i386_linux_dr_get (inferior_ptid, DR_STATUS); | |
5006 | + int tid; | |
5007 | + | |
5008 | + tid = TIDGET (inferior_ptid); | |
5009 | + if (tid == 0) | |
5010 | + tid = PIDGET (inferior_ptid); | |
5011 | + | |
5012 | + return i386_linux_dr_get (tid, DR_STATUS); | |
3a58abaf AM |
5013 | } |
5014 | ||
6ed6bacf AM |
5015 | -/* Unset MASK bits in DR_STATUS in all LWPs of LWP_LIST. */ |
5016 | +/* Helper for i386_linux_dr_unset_status. */ | |
3a58abaf | 5017 | |
6ed6bacf AM |
5018 | static void |
5019 | -i386_linux_dr_unset_status (unsigned long mask) | |
5020 | +i386_linux_dr_unset_status_callback (int tid, void *mask_voidp) | |
5021 | { | |
5022 | - struct lwp_info *lp; | |
5023 | - ptid_t ptid; | |
5024 | - | |
5025 | - ALL_LWPS (lp, ptid) | |
5026 | - { | |
5027 | - unsigned long value; | |
5028 | + unsigned long mask = *(unsigned long *) mask_voidp; | |
5029 | + unsigned long value; | |
5030 | ||
5031 | - value = i386_linux_dr_get (ptid, DR_STATUS); | |
5032 | - value &= ~mask; | |
5033 | - i386_linux_dr_set (ptid, DR_STATUS, value); | |
5034 | - } | |
5035 | + value = i386_linux_dr_get (tid, DR_STATUS); | |
5036 | + value &= ~mask; | |
5037 | + i386_linux_dr_set (tid, DR_STATUS, value); | |
5038 | +} | |
5039 | + | |
5040 | +/* Unset MASK bits in DR_STATUS in all LWPs of CURRENT_INFERIOR. */ | |
5041 | + | |
5042 | +static void | |
5043 | +i386_linux_dr_unset_status (unsigned long mask) | |
5044 | +{ | |
5045 | + linux_nat_iterate_watchpoint_lwps (i386_linux_dr_unset_status_callback, | |
5046 | + &mask); | |
5047 | } | |
3a58abaf | 5048 | |
6ed6bacf AM |
5049 | static void |
5050 | i386_linux_new_thread (ptid_t ptid) | |
5051 | { | |
5052 | - int i; | |
5053 | + struct i386_dr_mirror *dr_mirror = i386_dr_mirror_get (); | |
5054 | + int i, tid; | |
5055 | + | |
5056 | + /* Verify DR_MIRROR is valid. */ | |
5057 | + gdb_assert (PIDGET (ptid) == PIDGET (inferior_ptid)); | |
5058 | + | |
5059 | + tid = TIDGET (ptid); | |
5060 | + if (tid == 0) | |
5061 | + tid = PIDGET (ptid); | |
3a58abaf | 5062 | |
6ed6bacf AM |
5063 | - for (i = DR_FIRSTADDR; i <= DR_LASTADDR; i++) |
5064 | - i386_linux_dr_set (ptid, i, i386_linux_dr[i]); | |
5065 | + for (i = 0; i < DR_LASTADDR - DR_FIRSTADDR; i++) | |
5066 | + i386_linux_dr_set (tid, DR_FIRSTADDR + i, dr_mirror->addr[i]); | |
3a58abaf | 5067 | |
6ed6bacf AM |
5068 | - i386_linux_dr_set (ptid, DR_CONTROL, i386_linux_dr[DR_CONTROL]); |
5069 | + i386_linux_dr_set (tid, DR_CONTROL, dr_mirror->control); | |
3a58abaf | 5070 | } |
6ed6bacf AM |
5071 | \f |
5072 | ||
5073 | Index: gdb-7.2.90.20110703/gdb/i386-nat.c | |
5074 | =================================================================== | |
5075 | --- gdb-7.2.90.20110703.orig/gdb/i386-nat.c 2011-02-26 23:04:51.000000000 +0100 | |
5076 | +++ gdb-7.2.90.20110703/gdb/i386-nat.c 2011-07-03 10:33:11.000000000 +0200 | |
5077 | @@ -25,6 +25,7 @@ | |
5078 | #include "gdbcmd.h" | |
5079 | #include "target.h" | |
5080 | #include "gdb_assert.h" | |
5081 | +#include "inferior.h" | |
3a58abaf | 5082 | |
6ed6bacf AM |
5083 | /* Support for hardware watchpoints and breakpoints using the i386 |
5084 | debug registers. | |
5085 | @@ -44,7 +45,6 @@ struct i386_dr_low_type i386_dr_low; | |
5086 | #define TARGET_HAS_DR_LEN_8 (i386_dr_low.debug_register_length == 8) | |
5087 | ||
5088 | /* Debug registers' indices. */ | |
5089 | -#define DR_NADDR 4 /* The number of debug address registers. */ | |
5090 | #define DR_STATUS 6 /* Index of debug status register (DR6). */ | |
5091 | #define DR_CONTROL 7 /* Index of debug control register (DR7). */ | |
5092 | ||
5093 | @@ -111,49 +111,60 @@ struct i386_dr_low_type i386_dr_low; | |
5094 | ||
5095 | /* The I'th debug register is vacant if its Local and Global Enable | |
5096 | bits are reset in the Debug Control register. */ | |
5097 | -#define I386_DR_VACANT(i) \ | |
5098 | - ((dr_control_mirror & (3 << (DR_ENABLE_SIZE * (i)))) == 0) | |
3a58abaf | 5099 | + |
6ed6bacf AM |
5100 | +static inline int |
5101 | +i386_dr_vacant (struct i386_dr_mirror *dr_mirror, int i) | |
3a58abaf | 5102 | +{ |
6ed6bacf | 5103 | + return (dr_mirror->control & (3 << (DR_ENABLE_SIZE * i))) == 0; |
3a58abaf | 5104 | +} |
6ed6bacf AM |
5105 | |
5106 | /* Locally enable the break/watchpoint in the I'th debug register. */ | |
5107 | -#define I386_DR_LOCAL_ENABLE(i) \ | |
5108 | - dr_control_mirror |= (1 << (DR_LOCAL_ENABLE_SHIFT + DR_ENABLE_SIZE * (i))) | |
5109 | ||
5110 | -/* Globally enable the break/watchpoint in the I'th debug register. */ | |
5111 | -#define I386_DR_GLOBAL_ENABLE(i) \ | |
5112 | - dr_control_mirror |= (1 << (DR_GLOBAL_ENABLE_SHIFT + DR_ENABLE_SIZE * (i))) | |
5113 | +static inline void | |
5114 | +i386_dr_local_enable (struct i386_dr_mirror *dr_mirror, int i) | |
5115 | +{ | |
5116 | + dr_mirror->control |= 1 << (DR_LOCAL_ENABLE_SHIFT + DR_ENABLE_SIZE * i); | |
5117 | +} | |
5118 | ||
5119 | /* Disable the break/watchpoint in the I'th debug register. */ | |
5120 | -#define I386_DR_DISABLE(i) \ | |
5121 | - dr_control_mirror &= ~(3 << (DR_ENABLE_SIZE * (i))) | |
3a58abaf | 5122 | + |
6ed6bacf AM |
5123 | +static inline void |
5124 | +i386_dr_disable (struct i386_dr_mirror *dr_mirror, int i) | |
3a58abaf | 5125 | +{ |
6ed6bacf AM |
5126 | + dr_mirror->control &= ~(3 << (DR_ENABLE_SIZE * i)); |
5127 | +} | |
5128 | ||
5129 | /* Set in DR7 the RW and LEN fields for the I'th debug register. */ | |
5130 | -#define I386_DR_SET_RW_LEN(i,rwlen) \ | |
5131 | - do { \ | |
5132 | - dr_control_mirror &= ~(0x0f << (DR_CONTROL_SHIFT+DR_CONTROL_SIZE*(i))); \ | |
5133 | - dr_control_mirror |= ((rwlen) << (DR_CONTROL_SHIFT+DR_CONTROL_SIZE*(i))); \ | |
5134 | - } while (0) | |
3a58abaf | 5135 | + |
6ed6bacf AM |
5136 | +static inline void |
5137 | +i386_dr_set_rw_len (struct i386_dr_mirror *dr_mirror, int i, unsigned rwlen) | |
5138 | +{ | |
5139 | + dr_mirror->control &= ~(0x0f << (DR_CONTROL_SHIFT + DR_CONTROL_SIZE * i)); | |
5140 | + dr_mirror->control |= rwlen << (DR_CONTROL_SHIFT + DR_CONTROL_SIZE * i); | |
3a58abaf | 5141 | +} |
6ed6bacf AM |
5142 | |
5143 | /* Get from DR7 the RW and LEN fields for the I'th debug register. */ | |
5144 | -#define I386_DR_GET_RW_LEN(i) \ | |
5145 | - ((dr_control_mirror >> (DR_CONTROL_SHIFT + DR_CONTROL_SIZE * (i))) & 0x0f) | |
3a58abaf | 5146 | + |
6ed6bacf AM |
5147 | +static inline unsigned |
5148 | +i386_dr_get_rw_len (struct i386_dr_mirror *dr_mirror, int i) | |
5149 | +{ | |
5150 | + return ((dr_mirror->control >> (DR_CONTROL_SHIFT + DR_CONTROL_SIZE * i)) | |
5151 | + & 0x0f); | |
5152 | +} | |
51a5ef0f | 5153 | |
6ed6bacf AM |
5154 | /* Mask that this I'th watchpoint has triggered. */ |
5155 | #define I386_DR_WATCH_MASK(i) (1 << (i)) | |
3a58abaf | 5156 | |
6ed6bacf AM |
5157 | /* Did the watchpoint whose address is in the I'th register break? */ |
5158 | -#define I386_DR_WATCH_HIT(i) (dr_status_mirror & I386_DR_WATCH_MASK (i)) | |
5159 | +static inline int | |
5160 | +i386_dr_watch_hit (struct i386_dr_mirror *dr_mirror, int i) | |
5161 | +{ | |
5162 | + return (dr_mirror->status & I386_DR_WATCH_MASK (i)) != 0; | |
5163 | +} | |
5164 | ||
5165 | /* A macro to loop over all debug registers. */ | |
5166 | #define ALL_DEBUG_REGISTERS(i) for (i = 0; i < DR_NADDR; i++) | |
5167 | ||
5168 | -/* Mirror the inferior's DRi registers. We keep the status and | |
5169 | - control registers separated because they don't hold addresses. */ | |
5170 | -static CORE_ADDR dr_mirror[DR_NADDR]; | |
5171 | -static unsigned long dr_status_mirror, dr_control_mirror; | |
5172 | - | |
5173 | -/* Reference counts for each debug register. */ | |
5174 | -static int dr_ref_count[DR_NADDR]; | |
5175 | - | |
5176 | /* Whether or not to print the mirrored debug registers. */ | |
5177 | static int maint_show_dr; | |
5178 | ||
5179 | @@ -195,21 +206,80 @@ static int i386_handle_nonaligned_watchp | |
3a58abaf | 5180 | |
6ed6bacf AM |
5181 | /* Implementation. */ |
5182 | ||
5183 | +/* Per-inferior data key. */ | |
5184 | +static const struct inferior_data *i386_inferior_data; | |
5185 | + | |
5186 | +struct i386_inferior_data | |
5187 | + { | |
5188 | + /* Copy of i386 hardware debug registers for performance reasons. */ | |
5189 | + struct i386_dr_mirror dr_mirror; | |
5190 | + }; | |
3a58abaf | 5191 | + |
6ed6bacf AM |
5192 | +static void |
5193 | +i386_inferior_data_cleanup (struct inferior *inf, void *arg) | |
5194 | +{ | |
5195 | + struct i386_inferior_data *inf_data = arg; | |
3a58abaf | 5196 | + |
6ed6bacf AM |
5197 | + xfree (inf_data); |
5198 | +} | |
5199 | + | |
5200 | +static struct i386_inferior_data * | |
5201 | +i386_inferior_data_get (void) | |
3a58abaf | 5202 | +{ |
6ed6bacf AM |
5203 | + struct inferior *inf = current_inferior (); |
5204 | + struct i386_inferior_data *inf_data; | |
5205 | + | |
5206 | + inf_data = inferior_data (inf, i386_inferior_data); | |
5207 | + if (inf_data == NULL) | |
5208 | + { | |
5209 | + inf_data = xzalloc (sizeof (*inf_data)); | |
5210 | + set_inferior_data (current_inferior (), i386_inferior_data, inf_data); | |
5211 | + } | |
3a58abaf | 5212 | + |
6ed6bacf AM |
5213 | + if (inf->pid != ptid_get_pid (inferior_ptid)) |
5214 | + { | |
5215 | + static struct i386_inferior_data detached_inf_data_local; | |
5216 | + static int detached_inf_pid = -1; | |
3a58abaf | 5217 | + |
6ed6bacf AM |
5218 | + if (detached_inf_pid != ptid_get_pid (inferior_ptid)) |
5219 | + { | |
5220 | + detached_inf_pid = ptid_get_pid (inferior_ptid); | |
5221 | + | |
5222 | + /* Forked processes get a copy of the debug registers. */ | |
5223 | + memcpy (&detached_inf_data_local, inf_data, | |
5224 | + sizeof (detached_inf_data_local)); | |
5225 | + detached_inf_data_local.dr_mirror.addr_preset = 0; | |
5226 | + } | |
5227 | + | |
5228 | + return &detached_inf_data_local; | |
5229 | + } | |
3a58abaf | 5230 | + |
6ed6bacf | 5231 | + return inf_data; |
3a58abaf AM |
5232 | +} |
5233 | + | |
6ed6bacf AM |
5234 | /* Clear the reference counts and forget everything we knew about the |
5235 | debug registers. */ | |
5236 | ||
5237 | +struct i386_dr_mirror * | |
5238 | +i386_dr_mirror_get (void) | |
5239 | +{ | |
5240 | + return &i386_inferior_data_get ()->dr_mirror; | |
5241 | +} | |
5242 | + | |
5243 | void | |
5244 | i386_cleanup_dregs (void) | |
3a58abaf | 5245 | { |
6ed6bacf AM |
5246 | + struct i386_dr_mirror *dr_mirror = i386_dr_mirror_get (); |
5247 | int i; | |
3a58abaf | 5248 | |
6ed6bacf AM |
5249 | ALL_DEBUG_REGISTERS(i) |
5250 | { | |
5251 | - dr_mirror[i] = 0; | |
5252 | - dr_ref_count[i] = 0; | |
5253 | + dr_mirror->addr[i] = 0; | |
5254 | + dr_mirror->ref_count[i] = 0; | |
3a58abaf | 5255 | } |
6ed6bacf AM |
5256 | - dr_control_mirror = 0; |
5257 | - dr_status_mirror = 0; | |
5258 | + dr_mirror->addr_preset = 0; | |
5259 | + dr_mirror->control = 0; | |
5260 | + dr_mirror->status = 0; | |
5261 | } | |
3a58abaf | 5262 | |
6ed6bacf AM |
5263 | /* Print the values of the mirrored debug registers. This is called |
5264 | @@ -220,6 +290,7 @@ static void | |
5265 | i386_show_dr (const char *func, CORE_ADDR addr, | |
5266 | int len, enum target_hw_bp_type type) | |
5267 | { | |
5268 | + struct i386_dr_mirror *dr_mirror = i386_dr_mirror_get (); | |
5269 | int addr_size = gdbarch_addr_bit (target_gdbarch) / 8; | |
5270 | int i; | |
3a58abaf | 5271 | |
6ed6bacf AM |
5272 | @@ -239,13 +310,16 @@ i386_show_dr (const char *func, CORE_ADD |
5273 | : "??unknown??")))); | |
5274 | puts_unfiltered (":\n"); | |
5275 | printf_unfiltered ("\tCONTROL (DR7): %s STATUS (DR6): %s\n", | |
5276 | - phex (dr_control_mirror, 8), phex (dr_status_mirror, 8)); | |
5277 | + phex (dr_mirror->control, 8), | |
5278 | + phex (dr_mirror->status, 8)); | |
5279 | ALL_DEBUG_REGISTERS(i) | |
5280 | { | |
5281 | printf_unfiltered ("\ | |
5282 | \tDR%d: addr=0x%s, ref.count=%d DR%d: addr=0x%s, ref.count=%d\n", | |
5283 | - i, phex (dr_mirror[i], addr_size), dr_ref_count[i], | |
5284 | - i+1, phex (dr_mirror[i+1], addr_size), dr_ref_count[i+1]); | |
5285 | + i, phex (dr_mirror->addr[i], addr_size), | |
5286 | + dr_mirror->ref_count[i], i + 1, | |
5287 | + phex (dr_mirror->addr[i + 1], addr_size), | |
5288 | + dr_mirror->ref_count[i + 1]); | |
5289 | i++; | |
5290 | } | |
5291 | } | |
5292 | @@ -313,6 +387,7 @@ Invalid hardware breakpoint length %d in | |
5293 | static int | |
5294 | i386_insert_aligned_watchpoint (CORE_ADDR addr, unsigned len_rw_bits) | |
5295 | { | |
5296 | + struct i386_dr_mirror *dr_mirror = i386_dr_mirror_get (); | |
5297 | int i; | |
3a58abaf | 5298 | |
6ed6bacf AM |
5299 | if (!i386_dr_low.set_addr || !i386_dr_low.set_control) |
5300 | @@ -323,11 +398,10 @@ i386_insert_aligned_watchpoint (CORE_ADD | |
5301 | reuse it for this watchpoint as well (and save a register). */ | |
5302 | ALL_DEBUG_REGISTERS(i) | |
5303 | { | |
5304 | - if (!I386_DR_VACANT (i) | |
5305 | - && dr_mirror[i] == addr | |
5306 | - && I386_DR_GET_RW_LEN (i) == len_rw_bits) | |
5307 | + if (!i386_dr_vacant (dr_mirror, i) && dr_mirror->addr[i] == addr | |
5308 | + && i386_dr_get_rw_len (dr_mirror, i) == len_rw_bits) | |
5309 | { | |
5310 | - dr_ref_count[i]++; | |
5311 | + dr_mirror->ref_count[i]++; | |
5312 | return 0; | |
5313 | } | |
5314 | } | |
5315 | @@ -335,7 +409,7 @@ i386_insert_aligned_watchpoint (CORE_ADD | |
5316 | /* Next, look for a vacant debug register. */ | |
5317 | ALL_DEBUG_REGISTERS(i) | |
5318 | { | |
5319 | - if (I386_DR_VACANT (i)) | |
5320 | + if (i386_dr_vacant (dr_mirror, i)) | |
5321 | break; | |
5322 | } | |
5323 | ||
5324 | @@ -346,9 +420,9 @@ i386_insert_aligned_watchpoint (CORE_ADD | |
5325 | /* Now set up the register I to watch our region. */ | |
5326 | ||
5327 | /* Record the info in our local mirrored array. */ | |
5328 | - dr_mirror[i] = addr; | |
5329 | - dr_ref_count[i] = 1; | |
5330 | - I386_DR_SET_RW_LEN (i, len_rw_bits); | |
5331 | + dr_mirror->addr[i] = addr; | |
5332 | + dr_mirror->ref_count[i] = 1; | |
5333 | + i386_dr_set_rw_len (dr_mirror, i, len_rw_bits); | |
5334 | /* Note: we only enable the watchpoint locally, i.e. in the current | |
5335 | task. Currently, no i386 target allows or supports global | |
5336 | watchpoints; however, if any target would want that in the | |
5337 | @@ -356,13 +430,13 @@ i386_insert_aligned_watchpoint (CORE_ADD | |
5338 | to enable watchpoints globally or locally, and the code below | |
5339 | should use global or local enable and slow-down flags as | |
5340 | appropriate. */ | |
5341 | - I386_DR_LOCAL_ENABLE (i); | |
5342 | - dr_control_mirror |= DR_LOCAL_SLOWDOWN; | |
5343 | - dr_control_mirror &= I386_DR_CONTROL_MASK; | |
5344 | + i386_dr_local_enable (dr_mirror, i); | |
5345 | + dr_mirror->control |= DR_LOCAL_SLOWDOWN; | |
5346 | + dr_mirror->control &= I386_DR_CONTROL_MASK; | |
5347 | ||
5348 | /* Finally, actually pass the info to the inferior. */ | |
5349 | i386_dr_low.set_addr (i, addr); | |
5350 | - i386_dr_low.set_control (dr_control_mirror); | |
5351 | + i386_dr_low.set_control (dr_mirror->control); | |
5352 | ||
5353 | /* Only a sanity check for leftover bits (set possibly only by inferior). */ | |
5354 | if (i386_dr_low.unset_status) | |
5355 | @@ -380,21 +454,21 @@ i386_insert_aligned_watchpoint (CORE_ADD | |
5356 | static int | |
5357 | i386_remove_aligned_watchpoint (CORE_ADDR addr, unsigned len_rw_bits) | |
3a58abaf | 5358 | { |
6ed6bacf AM |
5359 | + struct i386_dr_mirror *dr_mirror = i386_dr_mirror_get (); |
5360 | int i, retval = -1; | |
3a58abaf | 5361 | |
6ed6bacf | 5362 | ALL_DEBUG_REGISTERS(i) |
3a58abaf | 5363 | { |
6ed6bacf AM |
5364 | - if (!I386_DR_VACANT (i) |
5365 | - && dr_mirror[i] == addr | |
5366 | - && I386_DR_GET_RW_LEN (i) == len_rw_bits) | |
5367 | + if (!i386_dr_vacant (dr_mirror, i) && dr_mirror->addr[i] == addr | |
5368 | + && i386_dr_get_rw_len (dr_mirror, i) == len_rw_bits) | |
5369 | { | |
5370 | - if (--dr_ref_count[i] == 0) /* no longer in use? */ | |
5371 | + if (--dr_mirror->ref_count[i] == 0) /* no longer in use? */ | |
5372 | { | |
5373 | /* Reset our mirror. */ | |
5374 | - dr_mirror[i] = 0; | |
5375 | - I386_DR_DISABLE (i); | |
5376 | + dr_mirror->addr[i] = 0; | |
5377 | + i386_dr_disable (dr_mirror, i); | |
5378 | /* Reset it in the inferior. */ | |
5379 | - i386_dr_low.set_control (dr_control_mirror); | |
5380 | + i386_dr_low.set_control (dr_mirror->control); | |
5381 | if (i386_dr_low.reset_addr) | |
5382 | i386_dr_low.reset_addr (i); | |
5383 | } | |
5384 | @@ -556,26 +630,27 @@ i386_region_ok_for_watchpoint (CORE_ADDR | |
5385 | static int | |
5386 | i386_stopped_data_address (struct target_ops *ops, CORE_ADDR *addr_p) | |
5387 | { | |
5388 | + struct i386_dr_mirror *dr_mirror = i386_dr_mirror_get (); | |
5389 | CORE_ADDR addr = 0; | |
5390 | int i; | |
5391 | int rc = 0; | |
3a58abaf | 5392 | |
6ed6bacf AM |
5393 | - dr_status_mirror = i386_dr_low.get_status (); |
5394 | + dr_mirror->status = i386_dr_low.get_status (); | |
51a5ef0f | 5395 | |
6ed6bacf AM |
5396 | ALL_DEBUG_REGISTERS(i) |
5397 | { | |
5398 | - if (I386_DR_WATCH_HIT (i) | |
5399 | + if (i386_dr_watch_hit (dr_mirror, i) | |
5400 | /* This second condition makes sure DRi is set up for a data | |
5401 | watchpoint, not a hardware breakpoint. The reason is | |
5402 | that GDB doesn't call the target_stopped_data_address | |
5403 | method except for data watchpoints. In other words, I'm | |
5404 | being paranoiac. */ | |
5405 | - && I386_DR_GET_RW_LEN (i) != 0 | |
5406 | + && i386_dr_get_rw_len (dr_mirror, i) != 0 | |
5407 | /* This third condition makes sure DRi is not vacant, this | |
5408 | avoids false positives in windows-nat.c. */ | |
5409 | - && !I386_DR_VACANT (i)) | |
5410 | + && !i386_dr_vacant (dr_mirror, i)) | |
5411 | { | |
5412 | - addr = dr_mirror[i]; | |
5413 | + addr = dr_mirror->addr[i]; | |
5414 | rc = 1; | |
5415 | if (maint_show_dr) | |
5416 | i386_show_dr ("watchpoint_hit", addr, -1, hw_write); | |
5417 | @@ -689,6 +764,10 @@ i386_use_watchpoints (struct target_ops | |
5418 | t->to_remove_watchpoint = i386_remove_watchpoint; | |
5419 | t->to_insert_hw_breakpoint = i386_insert_hw_breakpoint; | |
5420 | t->to_remove_hw_breakpoint = i386_remove_hw_breakpoint; | |
5421 | + | |
5422 | + if (i386_inferior_data == NULL) | |
5423 | + i386_inferior_data | |
5424 | + = register_inferior_data_with_cleanup (i386_inferior_data_cleanup); | |
5425 | } | |
3a58abaf | 5426 | |
6ed6bacf AM |
5427 | void |
5428 | Index: gdb-7.2.90.20110703/gdb/i386-nat.h | |
5429 | =================================================================== | |
5430 | --- gdb-7.2.90.20110703.orig/gdb/i386-nat.h 2011-01-09 04:08:56.000000000 +0100 | |
5431 | +++ gdb-7.2.90.20110703/gdb/i386-nat.h 2011-07-03 10:33:11.000000000 +0200 | |
5432 | @@ -78,6 +78,28 @@ struct i386_dr_low_type | |
3a58abaf | 5433 | |
6ed6bacf | 5434 | extern struct i386_dr_low_type i386_dr_low; |
3a58abaf | 5435 | |
6ed6bacf AM |
5436 | +/* The number of debug address registers. */ |
5437 | +#define DR_NADDR 4 | |
3a58abaf | 5438 | + |
6ed6bacf AM |
5439 | +/* Copy of hardware debug registers for performance reasons. */ |
5440 | + | |
5441 | +struct i386_dr_mirror | |
5442 | + { | |
5443 | + /* Mirror the inferior's DRi registers. We keep the status and | |
5444 | + control registers separated because they don't hold addresses. */ | |
5445 | + CORE_ADDR addr[DR_NADDR]; | |
5446 | + | |
5447 | + /* All the ADDR hardware registers have been written at least once. */ | |
5448 | + unsigned addr_preset : 1; | |
5449 | + | |
5450 | + /* Reference counts for each debug register. */ | |
5451 | + int ref_count[DR_NADDR]; | |
5452 | + | |
5453 | + unsigned long status, control; | |
5454 | + }; | |
5455 | + | |
5456 | +extern struct i386_dr_mirror *i386_dr_mirror_get (void); | |
5457 | + | |
5458 | /* Use this function to set i386_dr_low debug_register_length field | |
5459 | rather than setting it directly to check that the length is only | |
5460 | set once. It also enables the 'maint set/show show-debug-regs' | |
5461 | Index: gdb-7.2.90.20110703/gdb/infrun.c | |
5462 | =================================================================== | |
5463 | --- gdb-7.2.90.20110703.orig/gdb/infrun.c 2011-06-03 17:32:13.000000000 +0200 | |
5464 | +++ gdb-7.2.90.20110703/gdb/infrun.c 2011-07-03 10:33:11.000000000 +0200 | |
5465 | @@ -54,6 +54,8 @@ | |
5466 | #include "inline-frame.h" | |
5467 | #include "jit.h" | |
5468 | #include "tracepoint.h" | |
5469 | +#include "stap-probe.h" | |
5470 | +#include "objfiles.h" | |
3a58abaf | 5471 | |
6ed6bacf | 5472 | /* Prototypes for local functions */ |
3a58abaf | 5473 | |
6ed6bacf AM |
5474 | @@ -2247,7 +2249,7 @@ static void insert_step_resume_breakpoin |
5475 | struct frame_id); | |
5476 | static void insert_longjmp_resume_breakpoint (struct gdbarch *, CORE_ADDR); | |
5477 | static void check_exception_resume (struct execution_control_state *, | |
5478 | - struct frame_info *, struct symbol *); | |
5479 | + struct frame_info *); | |
5480 | ||
5481 | static void stop_stepping (struct execution_control_state *ecs); | |
5482 | static void prepare_to_wait (struct execution_control_state *ecs); | |
5483 | @@ -4169,9 +4171,17 @@ process_event_stop_test: | |
5484 | ||
5485 | if (what.is_longjmp) | |
5486 | { | |
5487 | - if (!gdbarch_get_longjmp_target_p (gdbarch) | |
5488 | - || !gdbarch_get_longjmp_target (gdbarch, | |
5489 | - frame, &jmp_buf_pc)) | |
5490 | + struct value *arg_value; | |
5491 | + | |
5492 | + /* If we set the longjmp breakpoint via a SystemTap probe, | |
5493 | + then use it to extract the arguments. The destination | |
5494 | + PC is the third argument to the probe. */ | |
5495 | + arg_value = stap_safe_evaluate_at_pc (frame, 2); | |
5496 | + if (arg_value) | |
5497 | + jmp_buf_pc = value_as_address (arg_value); | |
5498 | + else if (!gdbarch_get_longjmp_target_p (gdbarch) | |
5499 | + || !gdbarch_get_longjmp_target (gdbarch, | |
5500 | + frame, &jmp_buf_pc)) | |
5501 | { | |
5502 | if (debug_infrun) | |
5503 | fprintf_unfiltered (gdb_stdlog, | |
5504 | @@ -4189,12 +4199,7 @@ process_event_stop_test: | |
5505 | insert_longjmp_resume_breakpoint (gdbarch, jmp_buf_pc); | |
3a58abaf AM |
5506 | } |
5507 | else | |
6ed6bacf AM |
5508 | - { |
5509 | - struct symbol *func = get_frame_function (frame); | |
5510 | - | |
5511 | - if (func) | |
5512 | - check_exception_resume (ecs, frame, func); | |
5513 | - } | |
5514 | + check_exception_resume (ecs, frame); | |
5515 | keep_going (ecs); | |
5516 | return; | |
3a58abaf | 5517 | |
6ed6bacf | 5518 | @@ -5268,15 +5273,65 @@ insert_exception_resume_breakpoint (stru |
3a58abaf | 5519 | } |
6ed6bacf | 5520 | } |
3a58abaf | 5521 | |
6ed6bacf AM |
5522 | +/* A helper for check_exception_resume that sets an |
5523 | + exception-breakpoint based on a SystemTap probe. */ | |
3a58abaf | 5524 | + |
6ed6bacf AM |
5525 | +static void |
5526 | +insert_exception_resume_from_probe (struct thread_info *tp, | |
5527 | + const struct stap_probe *probe, | |
5528 | + struct objfile *objfile, | |
5529 | + struct frame_info *frame) | |
5530 | +{ | |
5531 | + struct value *arg_value; | |
5532 | + CORE_ADDR handler; | |
5533 | + struct breakpoint *bp; | |
3a58abaf | 5534 | + |
6ed6bacf AM |
5535 | + arg_value = stap_safe_evaluate_at_pc (frame, 1); |
5536 | + if (!arg_value) | |
5537 | + return; | |
3a58abaf | 5538 | + |
6ed6bacf | 5539 | + handler = value_as_address (arg_value); |
3a58abaf | 5540 | + |
6ed6bacf AM |
5541 | + if (debug_infrun) |
5542 | + fprintf_unfiltered (gdb_stdlog, | |
5543 | + "infrun: exception resume at %s\n", | |
5544 | + paddress (get_objfile_arch (objfile), | |
5545 | + handler)); | |
7566401a | 5546 | + |
6ed6bacf AM |
5547 | + bp = set_momentary_breakpoint_at_pc (get_frame_arch (frame), |
5548 | + handler, bp_exception_resume); | |
5549 | + bp->thread = tp->num; | |
5550 | + inferior_thread ()->control.exception_resume_breakpoint = bp; | |
5551 | +} | |
51a5ef0f | 5552 | + |
6ed6bacf AM |
5553 | /* This is called when an exception has been intercepted. Check to |
5554 | see whether the exception's destination is of interest, and if so, | |
5555 | set an exception resume breakpoint there. */ | |
3a58abaf | 5556 | |
6ed6bacf AM |
5557 | static void |
5558 | check_exception_resume (struct execution_control_state *ecs, | |
5559 | - struct frame_info *frame, struct symbol *func) | |
5560 | + struct frame_info *frame) | |
5561 | { | |
5562 | struct gdb_exception e; | |
5563 | + struct objfile *objfile; | |
5564 | + const struct stap_probe *probe; | |
5565 | + struct symbol *func; | |
7566401a | 5566 | + |
6ed6bacf AM |
5567 | + /* First see if this exception unwinding breakpoint was set via a |
5568 | + SystemTap probe point. If so, the probe has two arguments: the | |
5569 | + CFA and the HANDLER. We ignore the CFA, extract the handler, and | |
5570 | + set a breakpoint there. */ | |
5571 | + probe = find_probe_by_pc (get_frame_pc (frame), &objfile); | |
5572 | + if (probe) | |
5573 | + { | |
5574 | + insert_exception_resume_from_probe (ecs->event_thread, probe, | |
5575 | + objfile, frame); | |
5576 | + return; | |
5577 | + } | |
5578 | + | |
5579 | + func = get_frame_function (frame); | |
5580 | + if (!func) | |
5581 | + return; | |
51a5ef0f | 5582 | |
6ed6bacf AM |
5583 | TRY_CATCH (e, RETURN_MASK_ERROR) |
5584 | { | |
5585 | @@ -6258,7 +6313,8 @@ static struct lval_funcs siginfo_value_f | |
5586 | if there's no object available. */ | |
51a5ef0f | 5587 | |
6ed6bacf AM |
5588 | static struct value * |
5589 | -siginfo_make_value (struct gdbarch *gdbarch, struct internalvar *var) | |
5590 | +siginfo_make_value (struct gdbarch *gdbarch, struct internalvar *var, | |
5591 | + void *ignore) | |
5592 | { | |
5593 | if (target_has_stack | |
5594 | && !ptid_equal (inferior_ptid, null_ptid) | |
5595 | @@ -6826,6 +6882,15 @@ show_schedule_multiple (struct ui_file * | |
5596 | "of all processes is %s.\n"), value); | |
5597 | } | |
51a5ef0f | 5598 | |
6ed6bacf | 5599 | +/* Implementation of `siginfo' variable. */ |
3a58abaf | 5600 | + |
6ed6bacf AM |
5601 | +static const struct internalvar_funcs siginfo_funcs = |
5602 | +{ | |
5603 | + siginfo_make_value, | |
5604 | + NULL, | |
5605 | + NULL | |
5606 | +}; | |
5607 | + | |
5608 | void | |
5609 | _initialize_infrun (void) | |
5610 | { | |
5611 | @@ -7098,7 +7163,7 @@ Tells gdb whether to detach the child of | |
5612 | value with a void typed value, and when we get here, gdbarch | |
5613 | isn't initialized yet. At this point, we're quite sure there | |
5614 | isn't another convenience variable of the same name. */ | |
5615 | - create_internalvar_type_lazy ("_siginfo", siginfo_make_value); | |
5616 | + create_internalvar_type_lazy ("_siginfo", &siginfo_funcs, NULL); | |
5617 | ||
5618 | add_setshow_boolean_cmd ("observer", no_class, | |
5619 | &observer_mode_1, _("\ | |
5620 | Index: gdb-7.2.90.20110703/gdb/linespec.c | |
5621 | =================================================================== | |
5622 | --- gdb-7.2.90.20110703.orig/gdb/linespec.c 2011-07-02 22:13:08.000000000 +0200 | |
5623 | +++ gdb-7.2.90.20110703/gdb/linespec.c 2011-07-03 10:33:11.000000000 +0200 | |
5624 | @@ -43,6 +43,7 @@ | |
5625 | #include "arch-utils.h" | |
5626 | #include <ctype.h> | |
5627 | #include "cli/cli-utils.h" | |
5628 | +#include "stap-probe.h" | |
5629 | ||
5630 | /* We share this one with symtab.c, but it is not exported widely. */ | |
5631 | ||
5632 | @@ -786,6 +787,7 @@ keep_name_info (char *p, int on_boundary | |
5633 | PC returned is 0. | |
5634 | FILE:FUNCTION -- likewise, but prefer functions in that file. | |
5635 | *EXPR -- line in which address EXPR appears. | |
5636 | + probe:[OBJFILE:][PROVIDER:]NAME -- a systemtap static probe | |
5637 | ||
5638 | This may all be followed by an "if EXPR", which we ignore. | |
5639 | ||
5640 | @@ -854,6 +856,9 @@ decode_line_1 (char **argptr, int funfir | |
5641 | if (**argptr == '*') | |
5642 | return decode_indirect (argptr); | |
5643 | ||
5644 | + if (strncmp (*argptr, "probe:", 6) == 0) | |
5645 | + return parse_stap_probe (argptr, canonical); | |
5646 | + | |
5647 | is_quoted = (strchr (get_gdb_completer_quote_characters (), | |
5648 | **argptr) != NULL); | |
5649 | ||
5650 | Index: gdb-7.2.90.20110703/gdb/linespec.h | |
5651 | =================================================================== | |
5652 | --- gdb-7.2.90.20110703.orig/gdb/linespec.h 2011-07-02 21:33:09.000000000 +0200 | |
5653 | +++ gdb-7.2.90.20110703/gdb/linespec.h 2011-07-03 10:33:11.000000000 +0200 | |
5654 | @@ -30,6 +30,10 @@ struct linespec_result | |
5655 | display mechanism would do the wrong thing. */ | |
5656 | int special_display; | |
5657 | ||
5658 | + /* If non-zero, the linespec result should be considered to be a | |
5659 | + "pre-expanded" multi-location linespec. */ | |
5660 | + int pre_expanded; | |
5661 | + | |
5662 | /* If non-NULL, an array of canonical names for returned | |
5663 | symtab_and_line objects. The array has as many elements as the | |
5664 | `nelts' field in the symtabs_and_line returned by decode_line_1. | |
5665 | Index: gdb-7.2.90.20110703/gdb/linux-nat.c | |
5666 | =================================================================== | |
5667 | --- gdb-7.2.90.20110703.orig/gdb/linux-nat.c 2011-04-29 18:02:10.000000000 +0200 | |
5668 | +++ gdb-7.2.90.20110703/gdb/linux-nat.c 2011-07-03 10:33:11.000000000 +0200 | |
5669 | @@ -1272,6 +1272,64 @@ iterate_over_lwps (ptid_t filter, | |
5670 | return NULL; | |
51a5ef0f PS |
5671 | } |
5672 | ||
6ed6bacf | 5673 | +/* Helper for linux_nat_iterate_watchpoint_lwps. */ |
3a58abaf | 5674 | + |
6ed6bacf AM |
5675 | +struct iterate_watchpoint_lwps_data |
5676 | + { | |
5677 | + linux_nat_iterate_watchpoint_lwps_ftype callback; | |
5678 | + void *callback_data; | |
5679 | + }; | |
5680 | + | |
5681 | +static int | |
5682 | +iterate_watchpoint_lwps_callback (struct lwp_info *lp, void *datap_voidp) | |
7566401a | 5683 | +{ |
6ed6bacf AM |
5684 | + struct iterate_watchpoint_lwps_data *datap = datap_voidp; |
5685 | + int tid; | |
7566401a | 5686 | + |
6ed6bacf AM |
5687 | + tid = TIDGET (lp->ptid); |
5688 | + if (tid == 0) | |
5689 | + tid = PIDGET (lp->ptid); | |
7566401a | 5690 | + |
6ed6bacf | 5691 | + datap->callback (tid, datap->callback_data); |
7566401a | 5692 | + |
6ed6bacf AM |
5693 | + /* Continue the traversal. */ |
5694 | + return 0; | |
3a58abaf AM |
5695 | +} |
5696 | + | |
6ed6bacf AM |
5697 | +/* Iterate like iterate_over_lwps does except when forking-off a child call |
5698 | + CALLBACK with CALLBACK_DATA specifically only for that new child PID. | |
3a58abaf | 5699 | + |
6ed6bacf AM |
5700 | + During `set follow-fork-mode child' the call is also made for the new child |
5701 | + PID; parent watchpoints get detached elsewhere (during target_detach). */ | |
5702 | + | |
5703 | +void | |
5704 | +linux_nat_iterate_watchpoint_lwps | |
5705 | + (linux_nat_iterate_watchpoint_lwps_ftype callback, void *callback_data) | |
3a58abaf | 5706 | +{ |
6ed6bacf AM |
5707 | + struct iterate_watchpoint_lwps_data data; |
5708 | + int inferior_pid = ptid_get_pid (inferior_ptid); | |
5709 | + struct inferior *inf = current_inferior (); | |
7566401a | 5710 | + |
6ed6bacf AM |
5711 | + data.callback = callback; |
5712 | + data.callback_data = callback_data; | |
7566401a | 5713 | + |
6ed6bacf AM |
5714 | + if (inf->pid == inferior_pid) |
5715 | + { | |
5716 | + /* Standard mode. Iterate all the threads of the current inferior. | |
5717 | + Without specifying INFERIOR_PID it would iterate all the threads of | |
5718 | + all the inferiors, which is inappropriate for watchpoints. */ | |
5719 | + | |
5720 | + iterate_over_lwps (pid_to_ptid (inferior_pid), | |
5721 | + iterate_watchpoint_lwps_callback, &data); | |
5722 | + } | |
5723 | + else | |
5724 | + { | |
5725 | + /* Detaching a new child PID temporarily present in INFERIOR_PID. */ | |
5726 | + | |
5727 | + callback (inferior_pid, callback_data); | |
5728 | + } | |
7566401a ER |
5729 | +} |
5730 | + | |
6ed6bacf AM |
5731 | /* Update our internal state when changing from one checkpoint to |
5732 | another indicated by NEW_PTID. We can only switch single-threaded | |
5733 | applications, so we only create one new LWP, and the previous list | |
5734 | Index: gdb-7.2.90.20110703/gdb/linux-nat.h | |
5735 | =================================================================== | |
5736 | --- gdb-7.2.90.20110703.orig/gdb/linux-nat.h 2011-01-05 23:22:49.000000000 +0100 | |
5737 | +++ gdb-7.2.90.20110703/gdb/linux-nat.h 2011-07-03 10:33:11.000000000 +0200 | |
5738 | @@ -140,6 +140,11 @@ struct lwp_info *iterate_over_lwps (ptid | |
5739 | void *), | |
5740 | void *data); | |
3a58abaf | 5741 | |
6ed6bacf AM |
5742 | +typedef void (*linux_nat_iterate_watchpoint_lwps_ftype) (int tid, void *data); |
5743 | + | |
5744 | +extern void linux_nat_iterate_watchpoint_lwps | |
5745 | + (linux_nat_iterate_watchpoint_lwps_ftype callback, void *callback_data); | |
5746 | + | |
5747 | /* Create a prototype generic GNU/Linux target. The client can | |
5748 | override it with local methods. */ | |
5749 | struct target_ops * linux_target (void); | |
5750 | Index: gdb-7.2.90.20110703/gdb/machoread.c | |
5751 | =================================================================== | |
5752 | --- gdb-7.2.90.20110703.orig/gdb/machoread.c 2011-03-07 17:17:29.000000000 +0100 | |
5753 | +++ gdb-7.2.90.20110703/gdb/machoread.c 2011-07-03 10:33:11.000000000 +0200 | |
5754 | @@ -849,6 +849,7 @@ static const struct sym_fns macho_sym_fn | |
5755 | default_symfile_segments, /* Get segment information from a file. */ | |
5756 | NULL, | |
5757 | macho_symfile_relocate, /* Relocate a debug section. */ | |
5758 | + NULL, /* sym_get_probes */ | |
5759 | &psym_functions | |
5760 | }; | |
3a58abaf | 5761 | |
6ed6bacf AM |
5762 | Index: gdb-7.2.90.20110703/gdb/main.c |
5763 | =================================================================== | |
5764 | --- gdb-7.2.90.20110703.orig/gdb/main.c 2011-03-07 19:34:31.000000000 +0100 | |
5765 | +++ gdb-7.2.90.20110703/gdb/main.c 2011-07-03 10:33:11.000000000 +0200 | |
5766 | @@ -39,6 +39,7 @@ | |
3a58abaf | 5767 | |
6ed6bacf AM |
5768 | #include "interps.h" |
5769 | #include "main.h" | |
5770 | +#include "python/python.h" | |
5771 | #include "source.h" | |
5772 | #include "cli/cli-cmds.h" | |
5773 | #include "python/python.h" | |
5774 | @@ -260,6 +261,8 @@ captured_main (void *data) | |
5775 | char *cdarg = NULL; | |
5776 | char *ttyarg = NULL; | |
3a58abaf | 5777 | |
6ed6bacf | 5778 | + int python_script = 0; |
3a58abaf | 5779 | + |
6ed6bacf AM |
5780 | /* These are static so that we can take their address in an |
5781 | initializer. */ | |
5782 | static int print_help; | |
5783 | @@ -451,10 +454,14 @@ captured_main (void *data) | |
5784 | {"args", no_argument, &set_args, 1}, | |
5785 | {"l", required_argument, 0, 'l'}, | |
5786 | {"return-child-result", no_argument, &return_child_result, 1}, | |
5787 | +#if HAVE_PYTHON | |
5788 | + {"python", no_argument, 0, 'P'}, | |
5789 | + {"P", no_argument, 0, 'P'}, | |
5790 | +#endif | |
5791 | {0, no_argument, 0, 0} | |
5792 | }; | |
3a58abaf | 5793 | |
6ed6bacf AM |
5794 | - while (1) |
5795 | + while (!python_script) | |
5796 | { | |
5797 | int option_index; | |
3a58abaf | 5798 | |
6ed6bacf AM |
5799 | @@ -472,6 +479,9 @@ captured_main (void *data) |
5800 | case 0: | |
5801 | /* Long option that just sets a flag. */ | |
5802 | break; | |
5803 | + case 'P': | |
5804 | + python_script = 1; | |
5805 | + break; | |
5806 | case OPT_SE: | |
5807 | symarg = optarg; | |
5808 | execarg = optarg; | |
5809 | @@ -667,7 +677,31 @@ captured_main (void *data) | |
5810 | ||
5811 | /* Now that gdb_init has created the initial inferior, we're in | |
5812 | position to set args for that inferior. */ | |
5813 | - if (set_args) | |
5814 | + if (python_script) | |
3a58abaf | 5815 | + { |
6ed6bacf AM |
5816 | + /* The first argument is a python script to evaluate, and |
5817 | + subsequent arguments are passed to the script for | |
5818 | + processing there. */ | |
5819 | + if (optind >= argc) | |
5820 | + { | |
5821 | + fprintf_unfiltered (gdb_stderr, | |
5822 | + _("%s: Python script file name required\n"), | |
5823 | + argv[0]); | |
5824 | + exit (1); | |
3a58abaf | 5825 | + } |
51a5ef0f | 5826 | + |
6ed6bacf AM |
5827 | + /* FIXME: should handle inferior I/O intelligently here. |
5828 | + E.g., should be possible to run gdb in pipeline and have | |
5829 | + Python (and gdb) output go to stderr or file; and if a | |
5830 | + prompt is needed, open the tty. */ | |
5831 | + quiet = 1; | |
5832 | + /* FIXME: should read .gdbinit if, and only if, a prompt is | |
5833 | + requested by the script. Though... maybe this is not | |
5834 | + ideal? */ | |
5835 | + /* FIXME: likewise, reading in history. */ | |
5836 | + inhibit_gdbinit = 1; | |
51a5ef0f | 5837 | + } |
6ed6bacf AM |
5838 | + else if (set_args) |
5839 | { | |
5840 | /* The remaining options are the command-line options for the | |
5841 | inferior. The first one is the sym/exec file, and the rest | |
5842 | @@ -916,7 +950,8 @@ captured_main (void *data) | |
3a58abaf | 5843 | |
6ed6bacf AM |
5844 | /* Read in the old history after all the command files have been |
5845 | read. */ | |
5846 | - init_history (); | |
5847 | + if (!python_script) | |
5848 | + init_history (); | |
3a58abaf | 5849 | |
6ed6bacf | 5850 | if (batch_flag) |
3a58abaf | 5851 | { |
6ed6bacf AM |
5852 | @@ -927,13 +962,25 @@ captured_main (void *data) |
5853 | /* Show time and/or space usage. */ | |
5854 | do_cleanups (pre_stat_chain); | |
3a58abaf | 5855 | |
6ed6bacf AM |
5856 | - /* NOTE: cagney/1999-11-07: There is probably no reason for not |
5857 | - moving this loop and the code found in captured_command_loop() | |
5858 | - into the command_loop() proper. The main thing holding back that | |
5859 | - change - SET_TOP_LEVEL() - has been eliminated. */ | |
5860 | - while (1) | |
5861 | +#if HAVE_PYTHON | |
5862 | + if (python_script) | |
5863 | { | |
5864 | - catch_errors (captured_command_loop, 0, "", RETURN_MASK_ALL); | |
5865 | + extern int pagination_enabled; | |
5866 | + pagination_enabled = 0; | |
5867 | + run_python_script (argc - optind, &argv[optind]); | |
5868 | + return 1; | |
5869 | + } | |
5870 | + else | |
5871 | +#endif | |
5872 | + { | |
5873 | + /* NOTE: cagney/1999-11-07: There is probably no reason for not | |
5874 | + moving this loop and the code found in captured_command_loop() | |
5875 | + into the command_loop() proper. The main thing holding back that | |
5876 | + change - SET_TOP_LEVEL() - has been eliminated. */ | |
5877 | + while (1) | |
5878 | + { | |
5879 | + catch_errors (captured_command_loop, 0, "", RETURN_MASK_ALL); | |
5880 | + } | |
3a58abaf | 5881 | } |
6ed6bacf | 5882 | /* No exit -- exit is through quit_command. */ |
3a58abaf | 5883 | } |
6ed6bacf AM |
5884 | @@ -965,7 +1012,12 @@ print_gdb_help (struct ui_file *stream) |
5885 | fputs_unfiltered (_("\ | |
5886 | This is the GNU debugger. Usage:\n\n\ | |
5887 | gdb [options] [executable-file [core-file or process-id]]\n\ | |
5888 | - gdb [options] --args executable-file [inferior-arguments ...]\n\n\ | |
5889 | + gdb [options] --args executable-file [inferior-arguments ...]\n"), stream); | |
5890 | +#if HAVE_PYTHON | |
5891 | + fputs_unfiltered (_("\ | |
5892 | + gdb [options] [--python|-P] script-file [script-arguments ...]\n"), stream); | |
5893 | +#endif | |
5894 | + fputs_unfiltered (_("\n\ | |
5895 | Options:\n\n\ | |
5896 | "), stream); | |
5897 | fputs_unfiltered (_("\ | |
5898 | @@ -1003,7 +1055,13 @@ Options:\n\n\ | |
5899 | --nw Do not use a window interface.\n\ | |
5900 | --nx Do not read "), stream); | |
5901 | fputs_unfiltered (gdbinit, stream); | |
5902 | - fputs_unfiltered (_(" file.\n\ | |
5903 | + fputs_unfiltered (_(" file.\n"), stream); | |
5904 | +#if HAVE_PYTHON | |
5905 | + fputs_unfiltered (_("\ | |
5906 | + --python, -P Following argument is Python script file; remaining\n\ | |
5907 | + arguments are passed to script.\n"), stream); | |
5908 | +#endif | |
5909 | + fputs_unfiltered (_("\ | |
5910 | --quiet Do not print version number on startup.\n\ | |
5911 | --readnow Fully read symbol files on first access.\n\ | |
5912 | "), stream); | |
5913 | Index: gdb-7.2.90.20110703/gdb/mi/mi-cmd-var.c | |
5914 | =================================================================== | |
5915 | --- gdb-7.2.90.20110703.orig/gdb/mi/mi-cmd-var.c 2011-01-12 22:09:39.000000000 +0100 | |
5916 | +++ gdb-7.2.90.20110703/gdb/mi/mi-cmd-var.c 2011-07-03 10:33:11.000000000 +0200 | |
5917 | @@ -707,7 +707,6 @@ mi_cmd_var_update (char *command, char * | |
5918 | } | |
5919 | else | |
5920 | { | |
5921 | - /* Get varobj handle, if a valid var obj name was specified */ | |
5922 | struct varobj *var = varobj_get_handle (name); | |
3a58abaf | 5923 | |
6ed6bacf AM |
5924 | varobj_update_one (var, print_values, 1 /* explicit */); |
5925 | Index: gdb-7.2.90.20110703/gdb/mipsread.c | |
5926 | =================================================================== | |
5927 | --- gdb-7.2.90.20110703.orig/gdb/mipsread.c 2011-03-07 17:17:29.000000000 +0100 | |
5928 | +++ gdb-7.2.90.20110703/gdb/mipsread.c 2011-07-03 10:33:11.000000000 +0200 | |
5929 | @@ -402,6 +402,7 @@ static const struct sym_fns ecoff_sym_fn | |
5930 | default_symfile_segments, /* Get segment information from a file. */ | |
5931 | NULL, | |
5932 | default_symfile_relocate, /* Relocate a debug section. */ | |
5933 | + NULL, /* sym_probe_fns */ | |
5934 | &psym_functions | |
5935 | }; | |
3a58abaf | 5936 | |
6ed6bacf AM |
5937 | Index: gdb-7.2.90.20110703/gdb/objfiles.c |
5938 | =================================================================== | |
5939 | --- gdb-7.2.90.20110703.orig/gdb/objfiles.c 2011-04-25 23:25:18.000000000 +0200 | |
5940 | +++ gdb-7.2.90.20110703/gdb/objfiles.c 2011-07-03 10:33:11.000000000 +0200 | |
5941 | @@ -846,6 +846,11 @@ objfile_relocate1 (struct objfile *objfi | |
5942 | obj_section_addr (s)); | |
5943 | } | |
3a58abaf | 5944 | |
6ed6bacf AM |
5945 | + /* Relocating SystemTap probes. */ |
5946 | + if (objfile->sf && objfile->sf->sym_probe_fns) | |
5947 | + objfile->sf->sym_probe_fns->sym_relocate_probe (objfile, | |
5948 | + new_offsets, delta); | |
5949 | + | |
5950 | /* Data changed. */ | |
5951 | return 1; | |
5952 | } | |
5953 | Index: gdb-7.2.90.20110703/gdb/p-valprint.c | |
5954 | =================================================================== | |
5955 | --- gdb-7.2.90.20110703.orig/gdb/p-valprint.c 2011-03-15 17:00:56.000000000 +0100 | |
5956 | +++ gdb-7.2.90.20110703/gdb/p-valprint.c 2011-07-03 10:33:11.000000000 +0200 | |
5957 | @@ -39,6 +39,7 @@ | |
5958 | #include "cp-abi.h" | |
5959 | #include "cp-support.h" | |
5960 | #include "exceptions.h" | |
5961 | +#include "dwarf2loc.h" | |
5962 | \f | |
3a58abaf | 5963 | |
6ed6bacf AM |
5964 | /* See val_print for a description of the various parameters of this |
5965 | @@ -63,8 +64,31 @@ pascal_val_print (struct type *type, con | |
5966 | struct type *char_type; | |
5967 | LONGEST val; | |
5968 | CORE_ADDR addr; | |
5969 | + struct cleanup *back_to; | |
5970 | + struct type *saved_type = type; | |
5971 | + CORE_ADDR saved_address = address; | |
5972 | + | |
5973 | + back_to = make_cleanup (null_cleanup, 0); | |
5974 | + address += embedded_offset; | |
5975 | + type = object_address_get_data (type, &address); | |
5976 | + if (type == NULL) | |
3a58abaf | 5977 | + { |
6ed6bacf AM |
5978 | + fputs_filtered (object_address_data_not_valid (saved_type), stream); |
5979 | + gdb_flush (stream); | |
5980 | + do_cleanups (back_to); | |
5981 | + return 0; | |
3a58abaf | 5982 | + } |
6ed6bacf | 5983 | + if (address != saved_address + embedded_offset) |
3a58abaf | 5984 | + { |
6ed6bacf AM |
5985 | + size_t length = TYPE_LENGTH (type); |
5986 | ||
5987 | - CHECK_TYPEDEF (type); | |
5988 | + valaddr = xmalloc (length); | |
5989 | + make_cleanup (xfree, (gdb_byte *) valaddr); | |
5990 | + read_memory (address, (gdb_byte *) valaddr, length); | |
5991 | + embedded_offset = 0; | |
3a58abaf | 5992 | + } |
6ed6bacf AM |
5993 | + else |
5994 | + address -= embedded_offset; | |
5995 | switch (TYPE_CODE (type)) | |
5996 | { | |
5997 | case TYPE_CODE_ARRAY: | |
5998 | @@ -120,8 +144,8 @@ pascal_val_print (struct type *type, con | |
5999 | { | |
6000 | i = 0; | |
6001 | } | |
6002 | - val_print_array_elements (type, valaddr, embedded_offset, | |
6003 | - address, stream, recurse, | |
6004 | + val_print_array_elements (saved_type, valaddr, embedded_offset, | |
6005 | + saved_address, stream, recurse, | |
6006 | original_value, options, i); | |
6007 | fprintf_filtered (stream, "}"); | |
6008 | } | |
6009 | @@ -160,6 +184,7 @@ pascal_val_print (struct type *type, con | |
6010 | /* Try to print what function it points to. */ | |
6011 | print_address_demangle (gdbarch, addr, stream, demangle); | |
6012 | /* Return value is irrelevant except for string pointers. */ | |
6013 | + do_cleanups (back_to); | |
6014 | return (0); | |
6015 | } | |
6016 | ||
6017 | @@ -251,6 +276,7 @@ pascal_val_print (struct type *type, con | |
6018 | /* Return number of characters printed, including the terminating | |
6019 | '\0' if we reached the end. val_print_string takes care including | |
6020 | the terminating '\0' if necessary. */ | |
6021 | + do_cleanups (back_to); | |
6022 | return i; | |
6023 | ||
6024 | break; | |
6025 | @@ -567,6 +593,7 @@ pascal_val_print (struct type *type, con | |
6026 | TYPE_CODE (type)); | |
6027 | } | |
6028 | gdb_flush (stream); | |
6029 | + do_cleanups (back_to); | |
6030 | return (0); | |
3a58abaf | 6031 | } |
6ed6bacf AM |
6032 | \f |
6033 | Index: gdb-7.2.90.20110703/gdb/parse.c | |
6034 | =================================================================== | |
6035 | --- gdb-7.2.90.20110703.orig/gdb/parse.c 2011-03-28 22:21:03.000000000 +0200 | |
6036 | +++ gdb-7.2.90.20110703/gdb/parse.c 2011-07-03 10:33:11.000000000 +0200 | |
6037 | @@ -1502,6 +1502,7 @@ parser_fprintf (FILE *x, const char *y, | |
3a58abaf | 6038 | |
6ed6bacf AM |
6039 | int |
6040 | operator_check_standard (struct expression *exp, int pos, | |
6041 | + int (*type_func) (struct type *type, void *data), | |
6042 | int (*objfile_func) (struct objfile *objfile, | |
6043 | void *data), | |
6044 | void *data) | |
6045 | @@ -1543,7 +1544,7 @@ operator_check_standard (struct expressi | |
6046 | struct type *type = elts[pos + 2 + arg].type; | |
6047 | struct objfile *objfile = TYPE_OBJFILE (type); | |
3a58abaf | 6048 | |
6ed6bacf AM |
6049 | - if (objfile && (*objfile_func) (objfile, data)) |
6050 | + if (objfile && objfile_func && (*objfile_func) (objfile, data)) | |
6051 | return 1; | |
6052 | } | |
6053 | } | |
6054 | @@ -1561,7 +1562,8 @@ operator_check_standard (struct expressi | |
3a58abaf | 6055 | |
6ed6bacf AM |
6056 | /* Check objfile where the variable itself is placed. |
6057 | SYMBOL_OBJ_SECTION (symbol) may be NULL. */ | |
6058 | - if ((*objfile_func) (SYMBOL_SYMTAB (symbol)->objfile, data)) | |
6059 | + if (objfile_func | |
6060 | + && (*objfile_func) (SYMBOL_SYMTAB (symbol)->objfile, data)) | |
6061 | return 1; | |
3a58abaf | 6062 | |
6ed6bacf AM |
6063 | /* Check objfile where is placed the code touching the variable. */ |
6064 | @@ -1574,24 +1576,27 @@ operator_check_standard (struct expressi | |
3a58abaf | 6065 | |
6ed6bacf | 6066 | /* Invoke callbacks for TYPE and OBJFILE if they were set as non-NULL. */ |
3a58abaf | 6067 | |
6ed6bacf AM |
6068 | - if (type && TYPE_OBJFILE (type) |
6069 | + if (type && type_func && (*type_func) (type, data)) | |
6070 | + return 1; | |
6071 | + if (type && TYPE_OBJFILE (type) && objfile_func | |
6072 | && (*objfile_func) (TYPE_OBJFILE (type), data)) | |
6073 | return 1; | |
6074 | - if (objfile && (*objfile_func) (objfile, data)) | |
6075 | + if (objfile && objfile_func && (*objfile_func) (objfile, data)) | |
6076 | return 1; | |
6077 | ||
6078 | return 0; | |
6079 | } | |
6080 | ||
6081 | -/* Call OBJFILE_FUNC for any TYPE and OBJFILE found being referenced by EXP. | |
6082 | - The functions are never called with NULL OBJFILE. Functions get passed an | |
6083 | - arbitrary caller supplied DATA pointer. If any of the functions returns | |
6084 | - non-zero value then (any other) non-zero value is immediately returned to | |
6085 | - the caller. Otherwise zero is returned after iterating through whole EXP. | |
6086 | - */ | |
6087 | +/* Call TYPE_FUNC and OBJFILE_FUNC for any TYPE and OBJFILE found being | |
6088 | + referenced by EXP. The functions are never called with NULL TYPE or NULL | |
6089 | + OBJFILE. Functions get passed an arbitrary caller supplied DATA pointer. | |
6090 | + If any of the functions returns non-zero value then (any other) non-zero | |
6091 | + value is immediately returned to the caller. Otherwise zero is returned | |
6092 | + after iterating through whole EXP. */ | |
6093 | ||
6094 | static int | |
6095 | exp_iterate (struct expression *exp, | |
6096 | + int (*type_func) (struct type *type, void *data), | |
6097 | int (*objfile_func) (struct objfile *objfile, void *data), | |
6098 | void *data) | |
6099 | { | |
6100 | @@ -1606,7 +1611,9 @@ exp_iterate (struct expression *exp, | |
6101 | ||
6102 | pos = endpos - oplen; | |
6103 | if (exp->language_defn->la_exp_desc->operator_check (exp, pos, | |
6104 | - objfile_func, data)) | |
6105 | + type_func, | |
6106 | + objfile_func, | |
6107 | + data)) | |
6108 | return 1; | |
3a58abaf | 6109 | |
6ed6bacf AM |
6110 | endpos = pos; |
6111 | @@ -1637,8 +1644,29 @@ exp_uses_objfile (struct expression *exp | |
6112 | { | |
6113 | gdb_assert (objfile->separate_debug_objfile_backlink == NULL); | |
6114 | ||
6115 | - return exp_iterate (exp, exp_uses_objfile_iter, objfile); | |
6116 | + return exp_iterate (exp, NULL, exp_uses_objfile_iter, objfile); | |
6117 | +} | |
3a58abaf | 6118 | + |
6ed6bacf | 6119 | +/* Helper for exp_types_mark_used. */ |
3a58abaf | 6120 | + |
6ed6bacf AM |
6121 | +#if 0 |
6122 | +static int | |
6123 | +exp_types_mark_used_iter (struct type *type, void *unused) | |
6124 | +{ | |
6125 | + type_mark_used (type); | |
3a58abaf | 6126 | + |
6ed6bacf AM |
6127 | + /* Continue the traversal. */ |
6128 | + return 0; | |
6129 | +} | |
3a58abaf | 6130 | + |
6ed6bacf | 6131 | +/* Call type_mark_used for any type contained in EXP. */ |
3a58abaf | 6132 | + |
6ed6bacf AM |
6133 | +void |
6134 | +exp_types_mark_used (struct expression *exp) | |
6135 | +{ | |
6136 | + exp_iterate (exp, exp_types_mark_used_iter, NULL, NULL); | |
6137 | } | |
6138 | +#endif | |
3a58abaf | 6139 | |
6ed6bacf AM |
6140 | void |
6141 | _initialize_parse (void) | |
6142 | Index: gdb-7.2.90.20110703/gdb/parser-defs.h | |
6143 | =================================================================== | |
6144 | --- gdb-7.2.90.20110703.orig/gdb/parser-defs.h 2011-01-10 21:38:49.000000000 +0100 | |
6145 | +++ gdb-7.2.90.20110703/gdb/parser-defs.h 2011-07-03 10:33:11.000000000 +0200 | |
6146 | @@ -194,6 +194,8 @@ extern void operator_length_standard (co | |
6147 | int *); | |
3a58abaf | 6148 | |
6ed6bacf AM |
6149 | extern int operator_check_standard (struct expression *exp, int pos, |
6150 | + int (*type_func) (struct type *type, | |
6151 | + void *data), | |
6152 | int (*objfile_func) | |
6153 | (struct objfile *objfile, void *data), | |
6154 | void *data); | |
6155 | @@ -291,6 +293,7 @@ struct exp_descriptor | |
6156 | value should be immediately returned to the caller. Otherwise zero | |
6157 | should be returned. */ | |
6158 | int (*operator_check) (struct expression *exp, int pos, | |
6159 | + int (*type_func) (struct type *type, void *data), | |
6160 | int (*objfile_func) (struct objfile *objfile, | |
6161 | void *data), | |
6162 | void *data); | |
6163 | @@ -329,4 +332,10 @@ extern void parser_fprintf (FILE *, cons | |
6164 | ||
6165 | extern int exp_uses_objfile (struct expression *exp, struct objfile *objfile); | |
6166 | ||
6167 | +extern int exp_uses_objfile (struct expression *exp, struct objfile *objfile); | |
51a5ef0f | 6168 | + |
6ed6bacf AM |
6169 | +#if 0 |
6170 | +extern void exp_types_mark_used (struct expression *exp); | |
6171 | +#endif | |
51a5ef0f | 6172 | + |
6ed6bacf AM |
6173 | #endif /* PARSER_DEFS_H */ |
6174 | Index: gdb-7.2.90.20110703/gdb/ppc-linux-nat.c | |
6175 | =================================================================== | |
6176 | --- gdb-7.2.90.20110703.orig/gdb/ppc-linux-nat.c 2011-04-18 23:29:18.000000000 +0200 | |
6177 | +++ gdb-7.2.90.20110703/gdb/ppc-linux-nat.c 2011-07-03 10:33:11.000000000 +0200 | |
6178 | @@ -1637,6 +1637,14 @@ booke_remove_point (struct ppc_hw_breakp | |
6179 | hw_breaks[i].hw_break = NULL; | |
6180 | } | |
6181 | ||
6182 | +static void | |
6183 | +booke_insert_point_callback (int tid, void *pp_voidp) | |
6184 | +{ | |
6185 | + struct ppc_hw_breakpoint *pp = pp_voidp; | |
51a5ef0f | 6186 | + |
6ed6bacf AM |
6187 | + booke_insert_point (pp, tid); |
6188 | +} | |
51a5ef0f | 6189 | + |
6ed6bacf AM |
6190 | /* Return the number of registers needed for a ranged breakpoint. */ |
6191 | ||
6192 | static int | |
6193 | @@ -1654,8 +1662,6 @@ static int | |
6194 | ppc_linux_insert_hw_breakpoint (struct gdbarch *gdbarch, | |
6195 | struct bp_target_info *bp_tgt) | |
6196 | { | |
6197 | - ptid_t ptid; | |
6198 | - struct lwp_info *lp; | |
6199 | struct ppc_hw_breakpoint p; | |
6200 | ||
6201 | if (!have_ptrace_booke_interface ()) | |
6202 | @@ -1681,18 +1687,23 @@ ppc_linux_insert_hw_breakpoint (struct g | |
6203 | p.addr2 = 0; | |
6204 | } | |
6205 | ||
6206 | - ALL_LWPS (lp, ptid) | |
6207 | - booke_insert_point (&p, TIDGET (ptid)); | |
6208 | + linux_nat_iterate_watchpoint_lwps (booke_insert_point_callback, &p); | |
6209 | ||
6210 | return 0; | |
6211 | } | |
6212 | ||
6213 | +static void | |
6214 | +booke_remove_point_callback (int tid, void *pp_voidp) | |
6215 | +{ | |
6216 | + struct ppc_hw_breakpoint *pp = pp_voidp; | |
51a5ef0f | 6217 | + |
6ed6bacf AM |
6218 | + booke_remove_point (pp, tid); |
6219 | +} | |
6220 | + | |
6221 | static int | |
6222 | ppc_linux_remove_hw_breakpoint (struct gdbarch *gdbarch, | |
6223 | struct bp_target_info *bp_tgt) | |
6224 | { | |
6225 | - ptid_t ptid; | |
6226 | - struct lwp_info *lp; | |
6227 | struct ppc_hw_breakpoint p; | |
6228 | ||
6229 | if (!have_ptrace_booke_interface ()) | |
6230 | @@ -1718,8 +1729,7 @@ ppc_linux_remove_hw_breakpoint (struct g | |
6231 | p.addr2 = 0; | |
51a5ef0f PS |
6232 | } |
6233 | ||
6ed6bacf AM |
6234 | - ALL_LWPS (lp, ptid) |
6235 | - booke_remove_point (&p, TIDGET (ptid)); | |
6236 | + linux_nat_iterate_watchpoint_lwps (booke_remove_point_callback, &p); | |
3a58abaf | 6237 | |
6ed6bacf AM |
6238 | return 0; |
6239 | } | |
6240 | @@ -1946,6 +1956,15 @@ ppc_linux_can_accel_watchpoint_condition | |
6241 | && check_condition (addr, cond, &data_value, &len)); | |
3a58abaf AM |
6242 | } |
6243 | ||
6ed6bacf AM |
6244 | +static void |
6245 | +set_saved_dabr_value_callback (int tid, void *retp_voidp) | |
3a58abaf | 6246 | +{ |
6ed6bacf AM |
6247 | + int *retp = retp_voidp; |
6248 | + | |
6249 | + if (ptrace (PTRACE_SET_DEBUGREG, tid, 0, saved_dabr_value) < 0) | |
6250 | + *retp = -1; | |
3a58abaf AM |
6251 | +} |
6252 | + | |
6ed6bacf AM |
6253 | /* Set up P with the parameters necessary to request a watchpoint covering |
6254 | LEN bytes starting at ADDR and if possible with condition expression COND | |
6255 | evaluated by hardware. INSERT tells if we are creating a request for | |
6256 | @@ -2000,8 +2019,6 @@ static int | |
6257 | ppc_linux_insert_watchpoint (CORE_ADDR addr, int len, int rw, | |
6258 | struct expression *cond) | |
6259 | { | |
6260 | - struct lwp_info *lp; | |
6261 | - ptid_t ptid; | |
6262 | int ret = -1; | |
3a58abaf | 6263 | |
6ed6bacf AM |
6264 | if (have_ptrace_booke_interface ()) |
6265 | @@ -2010,8 +2027,7 @@ ppc_linux_insert_watchpoint (CORE_ADDR a | |
6266 | ||
6267 | create_watchpoint_request (&p, addr, len, rw, cond, 1); | |
6268 | ||
6269 | - ALL_LWPS (lp, ptid) | |
6270 | - booke_insert_point (&p, TIDGET (ptid)); | |
6271 | + linux_nat_iterate_watchpoint_lwps (booke_insert_point_callback, &p); | |
6272 | ||
6273 | ret = 0; | |
6274 | } | |
6275 | @@ -2054,12 +2070,8 @@ ppc_linux_insert_watchpoint (CORE_ADDR a | |
6276 | ||
6277 | saved_dabr_value = dabr_value; | |
6278 | ||
6279 | - ALL_LWPS (lp, ptid) | |
6280 | - if (ptrace (PTRACE_SET_DEBUGREG, TIDGET (ptid), 0, | |
6281 | - saved_dabr_value) < 0) | |
6282 | - return -1; | |
6283 | - | |
6284 | ret = 0; | |
6285 | + linux_nat_iterate_watchpoint_lwps (set_saved_dabr_value_callback, &ret); | |
6286 | } | |
6287 | ||
6288 | return ret; | |
6289 | @@ -2069,8 +2081,6 @@ static int | |
6290 | ppc_linux_remove_watchpoint (CORE_ADDR addr, int len, int rw, | |
6291 | struct expression *cond) | |
6292 | { | |
6293 | - struct lwp_info *lp; | |
6294 | - ptid_t ptid; | |
6295 | int ret = -1; | |
6296 | ||
6297 | if (have_ptrace_booke_interface ()) | |
6298 | @@ -2079,20 +2089,16 @@ ppc_linux_remove_watchpoint (CORE_ADDR a | |
6299 | ||
6300 | create_watchpoint_request (&p, addr, len, rw, cond, 0); | |
6301 | ||
6302 | - ALL_LWPS (lp, ptid) | |
6303 | - booke_remove_point (&p, TIDGET (ptid)); | |
6304 | + linux_nat_iterate_watchpoint_lwps (booke_remove_point_callback, &p); | |
6305 | ||
6306 | ret = 0; | |
6307 | } | |
6308 | else | |
6309 | { | |
6310 | saved_dabr_value = 0; | |
6311 | - ALL_LWPS (lp, ptid) | |
6312 | - if (ptrace (PTRACE_SET_DEBUGREG, TIDGET (ptid), 0, | |
6313 | - saved_dabr_value) < 0) | |
6314 | - return -1; | |
6315 | ||
6316 | ret = 0; | |
6317 | + linux_nat_iterate_watchpoint_lwps (set_saved_dabr_value_callback, &ret); | |
6318 | } | |
6319 | ||
6320 | return ret; | |
6321 | Index: gdb-7.2.90.20110703/gdb/printcmd.c | |
6322 | =================================================================== | |
6323 | --- gdb-7.2.90.20110703.orig/gdb/printcmd.c 2011-03-22 15:39:40.000000000 +0100 | |
6324 | +++ gdb-7.2.90.20110703/gdb/printcmd.c 2011-07-03 10:33:11.000000000 +0200 | |
6325 | @@ -975,6 +975,11 @@ print_command_1 (char *exp, int inspect, | |
6326 | else | |
6327 | val = access_value_history (0); | |
6328 | ||
6329 | + /* Do not try to OBJECT_ADDRESS_SET here anything. We are interested in the | |
6330 | + source variable base addresses as found by READ_VAR_VALUE. The value here | |
6331 | + can be already a calculated expression address inappropriate for | |
6332 | + DW_OP_push_object_address. */ | |
7566401a | 6333 | + |
6ed6bacf AM |
6334 | if (voidprint || (val && value_type (val) && |
6335 | TYPE_CODE (value_type (val)) != TYPE_CODE_VOID)) | |
6336 | { | |
6337 | @@ -1476,6 +1481,24 @@ x_command (char *exp, int from_tty) | |
6338 | set_internalvar (lookup_internalvar ("__"), last_examine_value); | |
6339 | } | |
6340 | } | |
6341 | + | |
6342 | +#if 0 | |
6343 | +/* Call type_mark_used for any TYPEs referenced from this GDB source file. */ | |
7566401a ER |
6344 | + |
6345 | +static void | |
6ed6bacf | 6346 | +print_types_mark_used (void) |
7566401a | 6347 | +{ |
6ed6bacf | 6348 | + struct display *d; |
7566401a | 6349 | + |
6ed6bacf AM |
6350 | + if (last_examine_value) |
6351 | + type_mark_used (value_type (last_examine_value)); | |
7566401a | 6352 | + |
6ed6bacf AM |
6353 | + for (d = display_chain; d; d = d->next) |
6354 | + if (d->exp) | |
6355 | + exp_types_mark_used (d->exp); | |
6356 | +} | |
6357 | +#endif | |
7566401a | 6358 | + |
6ed6bacf AM |
6359 | \f |
6360 | ||
6361 | /* Add an expression to the auto-display chain. | |
6362 | @@ -2870,4 +2893,8 @@ Show printing of source filename and lin | |
6363 | add_com ("eval", no_class, eval_command, _("\ | |
6364 | Convert \"printf format string\", arg1, arg2, arg3, ..., argn to\n\ | |
6365 | a command line, and call it.")); | |
7566401a | 6366 | + |
6ed6bacf AM |
6367 | +#if 0 |
6368 | + observer_attach_mark_used (print_types_mark_used); | |
6369 | +#endif | |
6370 | } | |
6371 | Index: gdb-7.2.90.20110703/gdb/python/lib/gdb/FrameIterator.py | |
6372 | =================================================================== | |
6373 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
6374 | +++ gdb-7.2.90.20110703/gdb/python/lib/gdb/FrameIterator.py 2011-07-03 10:33:11.000000000 +0200 | |
6375 | @@ -0,0 +1,33 @@ | |
6376 | +# Iterator over frames. | |
7566401a | 6377 | + |
6ed6bacf | 6378 | +# Copyright (C) 2008, 2009 Free Software Foundation, Inc. |
7566401a | 6379 | + |
6ed6bacf AM |
6380 | +# This program is free software; you can redistribute it and/or modify |
6381 | +# it under the terms of the GNU General Public License as published by | |
6382 | +# the Free Software Foundation; either version 3 of the License, or | |
6383 | +# (at your option) any later version. | |
6384 | +# | |
6385 | +# This program is distributed in the hope that it will be useful, | |
6386 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
6387 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
6388 | +# GNU General Public License for more details. | |
6389 | +# | |
6390 | +# You should have received a copy of the GNU General Public License | |
6391 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
7566401a | 6392 | + |
6ed6bacf AM |
6393 | +class FrameIterator: |
6394 | + """An iterator that iterates over frames.""" | |
7566401a | 6395 | + |
6ed6bacf AM |
6396 | + def __init__ (self, frame): |
6397 | + "Initialize a FrameIterator. FRAME is the starting frame." | |
6398 | + self.frame = frame | |
7566401a | 6399 | + |
6ed6bacf AM |
6400 | + def __iter__ (self): |
6401 | + return self | |
3a58abaf | 6402 | + |
6ed6bacf AM |
6403 | + def next (self): |
6404 | + result = self.frame | |
6405 | + if result is None: | |
6406 | + raise StopIteration | |
6407 | + self.frame = result.older () | |
6408 | + return result | |
6409 | Index: gdb-7.2.90.20110703/gdb/python/lib/gdb/FrameWrapper.py | |
6410 | =================================================================== | |
6411 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
6412 | +++ gdb-7.2.90.20110703/gdb/python/lib/gdb/FrameWrapper.py 2011-07-03 10:33:11.000000000 +0200 | |
6413 | @@ -0,0 +1,112 @@ | |
6414 | +# Wrapper API for frames. | |
3a58abaf | 6415 | + |
6ed6bacf | 6416 | +# Copyright (C) 2008, 2009 Free Software Foundation, Inc. |
3a58abaf | 6417 | + |
6ed6bacf AM |
6418 | +# This program is free software; you can redistribute it and/or modify |
6419 | +# it under the terms of the GNU General Public License as published by | |
6420 | +# the Free Software Foundation; either version 3 of the License, or | |
6421 | +# (at your option) any later version. | |
6422 | +# | |
6423 | +# This program is distributed in the hope that it will be useful, | |
6424 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
6425 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
6426 | +# GNU General Public License for more details. | |
6427 | +# | |
6428 | +# You should have received a copy of the GNU General Public License | |
6429 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
3a58abaf | 6430 | + |
6ed6bacf | 6431 | +import gdb |
3a58abaf | 6432 | + |
6ed6bacf AM |
6433 | +# FIXME: arguably all this should be on Frame somehow. |
6434 | +class FrameWrapper: | |
6435 | + def __init__ (self, frame): | |
6436 | + self.frame = frame; | |
3a58abaf | 6437 | + |
6ed6bacf AM |
6438 | + def write_symbol (self, stream, sym, block): |
6439 | + if len (sym.linkage_name): | |
6440 | + nsym, is_field_of_this = gdb.lookup_symbol (sym.linkage_name, block) | |
6441 | + if nsym.addr_class != gdb.SYMBOL_LOC_REGISTER: | |
6442 | + sym = nsym | |
6443 | + | |
6444 | + stream.write (sym.print_name + "=") | |
6445 | + try: | |
6446 | + val = self.read_var (sym) | |
6447 | + if val != None: | |
6448 | + val = str (val) | |
6449 | + # FIXME: would be nice to have a more precise exception here. | |
6450 | + except RuntimeError, text: | |
6451 | + val = text | |
6452 | + if val == None: | |
6453 | + stream.write ("???") | |
6454 | + else: | |
6455 | + stream.write (str (val)) | |
6456 | + | |
6457 | + def print_frame_locals (self, stream, func): | |
6458 | + if not func: | |
6459 | + return | |
6460 | + | |
6461 | + first = True | |
6462 | + block = func.value | |
6463 | + | |
6464 | + for sym in block: | |
6465 | + if sym.is_argument: | |
6466 | + continue; | |
6467 | + | |
6468 | + self.write_symbol (stream, sym, block) | |
6469 | + stream.write ('\n') | |
6470 | + | |
6471 | + def print_frame_args (self, stream, func): | |
6472 | + if not func: | |
6473 | + return | |
6474 | + | |
6475 | + first = True | |
6476 | + block = func.value | |
6477 | + | |
6478 | + for sym in block: | |
6479 | + if not sym.is_argument: | |
6480 | + continue; | |
6481 | + | |
6482 | + if not first: | |
6483 | + stream.write (", ") | |
6484 | + | |
6485 | + self.write_symbol (stream, sym, block) | |
6486 | + first = False | |
6487 | + | |
6488 | + # FIXME: this should probably just be a method on gdb.Frame. | |
6489 | + # But then we need stream wrappers. | |
6490 | + def describe (self, stream, full): | |
6491 | + if self.type () == gdb.DUMMY_FRAME: | |
6492 | + stream.write (" <function called from gdb>\n") | |
6493 | + elif self.type () == gdb.SIGTRAMP_FRAME: | |
6494 | + stream.write (" <signal handler called>\n") | |
6495 | + else: | |
6496 | + sal = self.find_sal () | |
6497 | + pc = self.pc () | |
6498 | + name = self.name () | |
6499 | + if not name: | |
6500 | + name = "??" | |
6501 | + if pc != sal.pc or not sal.symtab: | |
6502 | + stream.write (" 0x%08x in" % pc) | |
6503 | + stream.write (" " + name + " (") | |
3a58abaf | 6504 | + |
6ed6bacf AM |
6505 | + func = self.function () |
6506 | + self.print_frame_args (stream, func) | |
3a58abaf | 6507 | + |
6ed6bacf | 6508 | + stream.write (")") |
3a58abaf | 6509 | + |
6ed6bacf AM |
6510 | + if sal.symtab and sal.symtab.filename: |
6511 | + stream.write (" at " + sal.symtab.filename) | |
6512 | + stream.write (":" + str (sal.line)) | |
3a58abaf | 6513 | + |
6ed6bacf AM |
6514 | + if not self.name () or (not sal.symtab or not sal.symtab.filename): |
6515 | + lib = gdb.solib_address (pc) | |
6516 | + if lib: | |
6517 | + stream.write (" from " + lib) | |
3a58abaf | 6518 | + |
6ed6bacf | 6519 | + stream.write ("\n") |
3a58abaf | 6520 | + |
6ed6bacf AM |
6521 | + if full: |
6522 | + self.print_frame_locals (stream, func) | |
3a58abaf | 6523 | + |
6ed6bacf AM |
6524 | + def __getattr__ (self, name): |
6525 | + return getattr (self.frame, name) | |
6526 | Index: gdb-7.2.90.20110703/gdb/python/lib/gdb/backtrace.py | |
6527 | =================================================================== | |
6528 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
6529 | +++ gdb-7.2.90.20110703/gdb/python/lib/gdb/backtrace.py 2011-07-03 10:33:11.000000000 +0200 | |
6530 | @@ -0,0 +1,42 @@ | |
6531 | +# Filtering backtrace. | |
3a58abaf | 6532 | + |
6ed6bacf | 6533 | +# Copyright (C) 2008, 2011 Free Software Foundation, Inc. |
3a58abaf | 6534 | + |
6ed6bacf AM |
6535 | +# This program is free software; you can redistribute it and/or modify |
6536 | +# it under the terms of the GNU General Public License as published by | |
6537 | +# the Free Software Foundation; either version 3 of the License, or | |
6538 | +# (at your option) any later version. | |
6539 | +# | |
6540 | +# This program is distributed in the hope that it will be useful, | |
6541 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
6542 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
6543 | +# GNU General Public License for more details. | |
6544 | +# | |
6545 | +# You should have received a copy of the GNU General Public License | |
6546 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
3a58abaf | 6547 | + |
6ed6bacf AM |
6548 | +import gdb |
6549 | +import itertools | |
3a58abaf | 6550 | + |
6ed6bacf AM |
6551 | +# Our only exports. |
6552 | +__all__ = ['push_frame_filter', 'create_frame_filter'] | |
3a58abaf | 6553 | + |
6ed6bacf | 6554 | +frame_filter = None |
3a58abaf | 6555 | + |
6ed6bacf AM |
6556 | +def push_frame_filter (constructor): |
6557 | + """Register a new backtrace filter class with the 'backtrace' command. | |
6558 | +The filter will be passed an iterator as an argument. The iterator | |
6559 | +will return gdb.Frame-like objects. The filter should in turn act as | |
6560 | +an iterator returning such objects.""" | |
6561 | + global frame_filter | |
6562 | + if frame_filter == None: | |
6563 | + frame_filter = constructor | |
6564 | + else: | |
6565 | + frame_filter = lambda iterator, filter = frame_filter: constructor (filter (iterator)) | |
3a58abaf | 6566 | + |
6ed6bacf AM |
6567 | +def create_frame_filter (iter): |
6568 | + global frame_filter | |
6569 | + if frame_filter is None: | |
6570 | + return iter | |
6571 | + return frame_filter (iter) | |
3a58abaf | 6572 | + |
6ed6bacf AM |
6573 | Index: gdb-7.2.90.20110703/gdb/python/lib/gdb/command/alias.py |
6574 | =================================================================== | |
6575 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
6576 | +++ gdb-7.2.90.20110703/gdb/python/lib/gdb/command/alias.py 2011-07-03 10:33:11.000000000 +0200 | |
6577 | @@ -0,0 +1,59 @@ | |
6578 | +# Alias command. | |
3a58abaf | 6579 | + |
6ed6bacf | 6580 | +# Copyright (C) 2008 Free Software Foundation, Inc. |
3a58abaf | 6581 | + |
6ed6bacf AM |
6582 | +# This program is free software; you can redistribute it and/or modify |
6583 | +# it under the terms of the GNU General Public License as published by | |
6584 | +# the Free Software Foundation; either version 3 of the License, or | |
6585 | +# (at your option) any later version. | |
6586 | +# | |
6587 | +# This program is distributed in the hope that it will be useful, | |
6588 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
6589 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
6590 | +# GNU General Public License for more details. | |
6591 | +# | |
6592 | +# You should have received a copy of the GNU General Public License | |
6593 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
7566401a | 6594 | + |
6ed6bacf | 6595 | +import gdb |
3a58abaf | 6596 | + |
6ed6bacf AM |
6597 | +class AliasImplementation (gdb.Command): |
6598 | + def __init__ (self, name, real, doc): | |
6599 | + # Have to set __doc__ before the super init call. | |
6600 | + # It would be nice if gdb's help looked up __doc__ dynamically. | |
6601 | + self.__doc__ = doc | |
6602 | + # Note: no good way to complete :( | |
6603 | + super (AliasImplementation, self).__init__ (name, gdb.COMMAND_NONE) | |
6604 | + self.real = real | |
3a58abaf | 6605 | + |
6ed6bacf AM |
6606 | + def invoke(self, arg, from_tty): |
6607 | + gdb.execute (self.real + ' ' + arg, from_tty) | |
3a58abaf | 6608 | + |
6ed6bacf AM |
6609 | +class AliasCommand (gdb.Command): |
6610 | + """Alias one command to another. | |
6611 | +In the simplest form, the first word is the name of the alias, and | |
6612 | +the remaining words are the the expansion. | |
6613 | +An '=' by itself can be used to define a multi-word alias; words | |
6614 | +before the '=' are the name of the new command.""" | |
3a58abaf | 6615 | + |
6ed6bacf AM |
6616 | + def __init__ (self): |
6617 | + # Completion is not quite right here. | |
6618 | + super (AliasCommand, self).__init__ ("alias", gdb.COMMAND_NONE, | |
6619 | + gdb.COMPLETE_COMMAND) | |
3a58abaf | 6620 | + |
6ed6bacf AM |
6621 | + def invoke (self, arg, from_tty): |
6622 | + self.dont_repeat () | |
6623 | + # Without some form of quoting we can't alias a multi-word | |
6624 | + # command to another command. | |
6625 | + args = arg.split() | |
6626 | + try: | |
6627 | + start = args.index ('=') | |
6628 | + end = start + 1 | |
6629 | + except ValueError: | |
6630 | + start = 1 | |
6631 | + end = 1 | |
6632 | + target = " ".join(args[end:]) | |
6633 | + AliasImplementation (" ".join (args[0:start]), target, | |
6634 | + "This command is an alias for '%s'." % target) | |
3a58abaf | 6635 | + |
6ed6bacf AM |
6636 | +AliasCommand() |
6637 | Index: gdb-7.2.90.20110703/gdb/python/lib/gdb/command/backtrace.py | |
6638 | =================================================================== | |
6639 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
6640 | +++ gdb-7.2.90.20110703/gdb/python/lib/gdb/command/backtrace.py 2011-07-03 10:33:11.000000000 +0200 | |
6641 | @@ -0,0 +1,106 @@ | |
6642 | +# New backtrace command. | |
7566401a | 6643 | + |
6ed6bacf | 6644 | +# Copyright (C) 2008, 2009, 2011 Free Software Foundation, Inc. |
3a58abaf | 6645 | + |
6ed6bacf AM |
6646 | +# This program is free software; you can redistribute it and/or modify |
6647 | +# it under the terms of the GNU General Public License as published by | |
6648 | +# the Free Software Foundation; either version 3 of the License, or | |
6649 | +# (at your option) any later version. | |
6650 | +# | |
6651 | +# This program is distributed in the hope that it will be useful, | |
6652 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
6653 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
6654 | +# GNU General Public License for more details. | |
6655 | +# | |
6656 | +# You should have received a copy of the GNU General Public License | |
6657 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
3a58abaf | 6658 | + |
6ed6bacf AM |
6659 | +import gdb |
6660 | +import gdb.backtrace | |
6661 | +import itertools | |
6662 | +from gdb.FrameIterator import FrameIterator | |
6663 | +from gdb.FrameWrapper import FrameWrapper | |
6664 | +import sys | |
3a58abaf | 6665 | + |
6ed6bacf AM |
6666 | +class ReverseBacktraceParameter (gdb.Parameter): |
6667 | + """The new-backtrace command can show backtraces in 'reverse' order. | |
6668 | +This means that the innermost frame will be printed last. | |
6669 | +Note that reverse backtraces are more expensive to compute.""" | |
3a58abaf | 6670 | + |
6ed6bacf AM |
6671 | + set_doc = "Enable or disable reverse backtraces." |
6672 | + show_doc = "Show whether backtraces will be printed in reverse order." | |
3a58abaf | 6673 | + |
6ed6bacf AM |
6674 | + def __init__(self): |
6675 | + gdb.Parameter.__init__ (self, "reverse-backtrace", | |
6676 | + gdb.COMMAND_STACK, gdb.PARAM_BOOLEAN) | |
6677 | + # Default to compatibility with gdb. | |
6678 | + self.value = False | |
3a58abaf | 6679 | + |
6ed6bacf AM |
6680 | +class FilteringBacktrace (gdb.Command): |
6681 | + """Print backtrace of all stack frames, or innermost COUNT frames. | |
6682 | +With a negative argument, print outermost -COUNT frames. | |
6683 | +Use of the 'full' qualifier also prints the values of the local variables. | |
6684 | +Use of the 'raw' qualifier avoids any filtering by loadable modules. | |
6685 | +""" | |
3a58abaf | 6686 | + |
6ed6bacf AM |
6687 | + def __init__ (self): |
6688 | + # FIXME: this is not working quite well enough to replace | |
6689 | + # "backtrace" yet. | |
6690 | + gdb.Command.__init__ (self, "new-backtrace", gdb.COMMAND_STACK) | |
6691 | + self.reverse = ReverseBacktraceParameter() | |
7566401a | 6692 | + |
6ed6bacf AM |
6693 | + def reverse_iter (self, iter): |
6694 | + result = [] | |
6695 | + for item in iter: | |
6696 | + result.append (item) | |
6697 | + result.reverse() | |
6698 | + return result | |
7566401a | 6699 | + |
6ed6bacf AM |
6700 | + def final_n (self, iter, x): |
6701 | + result = [] | |
6702 | + for item in iter: | |
6703 | + result.append (item) | |
6704 | + return result[x:] | |
7566401a | 6705 | + |
6ed6bacf AM |
6706 | + def invoke (self, arg, from_tty): |
6707 | + i = 0 | |
6708 | + count = 0 | |
6709 | + filter = True | |
6710 | + full = False | |
3a58abaf | 6711 | + |
6ed6bacf AM |
6712 | + for word in arg.split (" "): |
6713 | + if word == '': | |
6714 | + continue | |
6715 | + elif word == 'raw': | |
6716 | + filter = False | |
6717 | + elif word == 'full': | |
6718 | + full = True | |
6719 | + else: | |
6720 | + count = int (word) | |
3a58abaf | 6721 | + |
6ed6bacf AM |
6722 | + # FIXME: provide option to start at selected frame |
6723 | + # However, should still number as if starting from newest | |
6724 | + newest_frame = gdb.newest_frame() | |
6725 | + iter = itertools.imap (FrameWrapper, | |
6726 | + FrameIterator (newest_frame)) | |
6727 | + if filter: | |
6728 | + iter = gdb.backtrace.create_frame_filter (iter) | |
51a5ef0f | 6729 | + |
6ed6bacf AM |
6730 | + # Now wrap in an iterator that numbers the frames. |
6731 | + iter = itertools.izip (itertools.count (0), iter) | |
51a5ef0f | 6732 | + |
6ed6bacf AM |
6733 | + # Reverse if the user wanted that. |
6734 | + if self.reverse.value: | |
6735 | + iter = self.reverse_iter (iter) | |
7566401a | 6736 | + |
6ed6bacf AM |
6737 | + # Extract sub-range user wants. |
6738 | + if count < 0: | |
6739 | + iter = self.final_n (iter, count) | |
6740 | + elif count > 0: | |
6741 | + iter = itertools.islice (iter, 0, count) | |
7566401a | 6742 | + |
6ed6bacf AM |
6743 | + for pair in iter: |
6744 | + sys.stdout.write ("#%-2d" % pair[0]) | |
6745 | + pair[1].describe (sys.stdout, full) | |
7566401a | 6746 | + |
6ed6bacf AM |
6747 | +FilteringBacktrace() |
6748 | Index: gdb-7.2.90.20110703/gdb/python/lib/gdb/command/ignore_errors.py | |
6749 | =================================================================== | |
6750 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
6751 | +++ gdb-7.2.90.20110703/gdb/python/lib/gdb/command/ignore_errors.py 2011-07-03 10:33:11.000000000 +0200 | |
6752 | @@ -0,0 +1,37 @@ | |
6753 | +# Ignore errors in user commands. | |
7566401a | 6754 | + |
6ed6bacf | 6755 | +# Copyright (C) 2008 Free Software Foundation, Inc. |
3a58abaf | 6756 | + |
6ed6bacf AM |
6757 | +# This program is free software; you can redistribute it and/or modify |
6758 | +# it under the terms of the GNU General Public License as published by | |
6759 | +# the Free Software Foundation; either version 3 of the License, or | |
6760 | +# (at your option) any later version. | |
6761 | +# | |
6762 | +# This program is distributed in the hope that it will be useful, | |
6763 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
6764 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
6765 | +# GNU General Public License for more details. | |
6766 | +# | |
6767 | +# You should have received a copy of the GNU General Public License | |
6768 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
3a58abaf | 6769 | + |
6ed6bacf | 6770 | +import gdb |
3a58abaf | 6771 | + |
6ed6bacf AM |
6772 | +class IgnoreErrorsCommand (gdb.Command): |
6773 | + """Execute a single command, ignoring all errors. | |
6774 | +Only one-line commands are supported. | |
6775 | +This is primarily useful in scripts.""" | |
3a58abaf | 6776 | + |
6ed6bacf AM |
6777 | + def __init__ (self): |
6778 | + super (IgnoreErrorsCommand, self).__init__ ("ignore-errors", | |
6779 | + gdb.COMMAND_OBSCURE, | |
6780 | + # FIXME... | |
6781 | + gdb.COMPLETE_COMMAND) | |
3a58abaf | 6782 | + |
6ed6bacf AM |
6783 | + def invoke (self, arg, from_tty): |
6784 | + try: | |
6785 | + gdb.execute (arg, from_tty) | |
6786 | + except: | |
6787 | + pass | |
3a58abaf | 6788 | + |
6ed6bacf AM |
6789 | +IgnoreErrorsCommand () |
6790 | Index: gdb-7.2.90.20110703/gdb/python/lib/gdb/command/pahole.py | |
6791 | =================================================================== | |
6792 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
6793 | +++ gdb-7.2.90.20110703/gdb/python/lib/gdb/command/pahole.py 2011-07-03 10:33:11.000000000 +0200 | |
6794 | @@ -0,0 +1,75 @@ | |
6795 | +# pahole command for gdb | |
3a58abaf | 6796 | + |
6ed6bacf | 6797 | +# Copyright (C) 2008, 2009 Free Software Foundation, Inc. |
3a58abaf | 6798 | + |
6ed6bacf AM |
6799 | +# This program is free software; you can redistribute it and/or modify |
6800 | +# it under the terms of the GNU General Public License as published by | |
6801 | +# the Free Software Foundation; either version 3 of the License, or | |
6802 | +# (at your option) any later version. | |
6803 | +# | |
6804 | +# This program is distributed in the hope that it will be useful, | |
6805 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
6806 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
6807 | +# GNU General Public License for more details. | |
6808 | +# | |
6809 | +# You should have received a copy of the GNU General Public License | |
6810 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
3a58abaf | 6811 | + |
6ed6bacf | 6812 | +import gdb |
3a58abaf | 6813 | + |
6ed6bacf AM |
6814 | +class Pahole (gdb.Command): |
6815 | + """Show the holes in a structure. | |
6816 | +This command takes a single argument, a type name. | |
6817 | +It prints the type and displays comments showing where holes are.""" | |
3a58abaf | 6818 | + |
6ed6bacf AM |
6819 | + def __init__ (self): |
6820 | + super (Pahole, self).__init__ ("pahole", gdb.COMMAND_NONE, | |
6821 | + gdb.COMPLETE_SYMBOL) | |
51a5ef0f | 6822 | + |
6ed6bacf AM |
6823 | + def pahole (self, type, level, name): |
6824 | + if name is None: | |
6825 | + name = '' | |
6826 | + tag = type.tag | |
6827 | + if tag is None: | |
6828 | + tag = '' | |
6829 | + print '%sstruct %s {' % (' ' * (2 * level), tag) | |
6830 | + bitpos = 0 | |
6831 | + for field in type.fields (): | |
6832 | + # Skip static fields. | |
6833 | + if not hasattr (field, ('bitpos')): | |
6834 | + continue | |
51a5ef0f | 6835 | + |
6ed6bacf | 6836 | + ftype = field.type.strip_typedefs() |
3a58abaf | 6837 | + |
6ed6bacf AM |
6838 | + if bitpos != field.bitpos: |
6839 | + hole = field.bitpos - bitpos | |
6840 | + print ' /* XXX %d bit hole, try to pack */' % hole | |
6841 | + bitpos = field.bitpos | |
6842 | + if field.bitsize > 0: | |
6843 | + fieldsize = field.bitsize | |
6844 | + else: | |
6845 | + # TARGET_CHAR_BIT here... | |
6846 | + fieldsize = 8 * ftype.sizeof | |
3a58abaf | 6847 | + |
6ed6bacf AM |
6848 | + # TARGET_CHAR_BIT |
6849 | + print ' /* %3d %3d */' % (int (bitpos / 8), int (fieldsize / 8)), | |
6850 | + bitpos = bitpos + fieldsize | |
3a58abaf | 6851 | + |
6ed6bacf AM |
6852 | + if ftype.code == gdb.TYPE_CODE_STRUCT: |
6853 | + self.pahole (ftype, level + 1, field.name) | |
6854 | + else: | |
6855 | + print ' ' * (2 + 2 * level), | |
6856 | + print '%s %s' % (str (ftype), field.name) | |
3a58abaf | 6857 | + |
6ed6bacf AM |
6858 | + print ' ' * (14 + 2 * level), |
6859 | + print '} %s' % name | |
3a58abaf | 6860 | + |
6ed6bacf AM |
6861 | + def invoke (self, arg, from_tty): |
6862 | + type = gdb.lookup_type (arg) | |
6863 | + type = type.strip_typedefs () | |
6864 | + if type.code != gdb.TYPE_CODE_STRUCT: | |
6865 | + raise TypeError, '%s is not a struct type' % arg | |
6866 | + print ' ' * 14, | |
6867 | + self.pahole (type, 0, '') | |
7566401a | 6868 | + |
6ed6bacf AM |
6869 | +Pahole() |
6870 | Index: gdb-7.2.90.20110703/gdb/python/lib/gdb/command/require.py | |
6871 | =================================================================== | |
6872 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
6873 | +++ gdb-7.2.90.20110703/gdb/python/lib/gdb/command/require.py 2011-07-03 10:33:11.000000000 +0200 | |
6874 | @@ -0,0 +1,57 @@ | |
6875 | +# Demand-loading commands. | |
3a58abaf | 6876 | + |
6ed6bacf | 6877 | +# Copyright (C) 2008, 2009 Free Software Foundation, Inc. |
3a58abaf | 6878 | + |
6ed6bacf AM |
6879 | +# This program is free software; you can redistribute it and/or modify |
6880 | +# it under the terms of the GNU General Public License as published by | |
6881 | +# the Free Software Foundation; either version 3 of the License, or | |
6882 | +# (at your option) any later version. | |
6883 | +# | |
6884 | +# This program is distributed in the hope that it will be useful, | |
6885 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
6886 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
6887 | +# GNU General Public License for more details. | |
6888 | +# | |
6889 | +# You should have received a copy of the GNU General Public License | |
6890 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
3a58abaf | 6891 | + |
6ed6bacf AM |
6892 | +import gdb |
6893 | +import os | |
3a58abaf | 6894 | + |
6ed6bacf AM |
6895 | +class RequireCommand (gdb.Command): |
6896 | + """Prefix command for requiring features.""" | |
7566401a | 6897 | + |
6ed6bacf AM |
6898 | + def __init__ (self): |
6899 | + super (RequireCommand, self).__init__ ("require", | |
6900 | + gdb.COMMAND_SUPPORT, | |
6901 | + gdb.COMPLETE_NONE, | |
6902 | + True) | |
7566401a | 6903 | + |
6ed6bacf AM |
6904 | +class RequireSubcommand (gdb.Command): |
6905 | + """Demand-load a command by name.""" | |
3a58abaf | 6906 | + |
6ed6bacf AM |
6907 | + def __init__ (self, name): |
6908 | + self.__doc__ = "Demand-load a %s by name." % name | |
6909 | + super (RequireSubcommand, self).__init__ ("require %s" % name, | |
6910 | + gdb.COMMAND_SUPPORT) | |
6911 | + self.name = name | |
51a5ef0f | 6912 | + |
6ed6bacf AM |
6913 | + def invoke (self, arg, from_tty): |
6914 | + for cmd in arg.split(): | |
6915 | + exec ('import gdb.' + self.name + '.' + cmd, globals ()) | |
51a5ef0f | 6916 | + |
6ed6bacf AM |
6917 | + def complete (self, text, word): |
6918 | + dir = gdb.pythondir + '/gdb/' + self.name | |
6919 | + result = [] | |
6920 | + for file in os.listdir(dir): | |
6921 | + if not file.startswith (word) or not file.endswith ('.py'): | |
6922 | + continue | |
6923 | + feature = file[0:-3] | |
6924 | + if feature == 'require' or feature == '__init__': | |
6925 | + continue | |
6926 | + result.append (feature) | |
6927 | + return result | |
51a5ef0f | 6928 | + |
6ed6bacf AM |
6929 | +RequireCommand() |
6930 | +RequireSubcommand("command") | |
6931 | +RequireSubcommand("function") | |
6932 | Index: gdb-7.2.90.20110703/gdb/python/lib/gdb/command/upto.py | |
6933 | =================================================================== | |
6934 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
6935 | +++ gdb-7.2.90.20110703/gdb/python/lib/gdb/command/upto.py 2011-07-03 10:33:11.000000000 +0200 | |
6936 | @@ -0,0 +1,129 @@ | |
6937 | +# upto command. | |
51a5ef0f | 6938 | + |
6ed6bacf | 6939 | +# Copyright (C) 2009 Free Software Foundation, Inc. |
51a5ef0f | 6940 | + |
6ed6bacf AM |
6941 | +# This program is free software; you can redistribute it and/or modify |
6942 | +# it under the terms of the GNU General Public License as published by | |
6943 | +# the Free Software Foundation; either version 3 of the License, or | |
6944 | +# (at your option) any later version. | |
6945 | +# | |
6946 | +# This program is distributed in the hope that it will be useful, | |
6947 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
6948 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
6949 | +# GNU General Public License for more details. | |
6950 | +# | |
6951 | +# You should have received a copy of the GNU General Public License | |
6952 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
51a5ef0f | 6953 | + |
6ed6bacf AM |
6954 | +import gdb |
6955 | +import re | |
6956 | +from gdb.FrameIterator import FrameIterator | |
6957 | +from gdb.FrameWrapper import FrameWrapper | |
ab050a48 | 6958 | + |
6ed6bacf AM |
6959 | +class UptoPrefix (gdb.Command): |
6960 | + def __init__ (self): | |
6961 | + super (UptoPrefix, self).__init__ ("upto", gdb.COMMAND_STACK, | |
6962 | + prefix = True) | |
51a5ef0f | 6963 | + |
6ed6bacf AM |
6964 | +class UptoImplementation (gdb.Command): |
6965 | + def __init__ (self, subcommand): | |
6966 | + super (UptoImplementation, self).__init__ ("upto " + subcommand, | |
6967 | + gdb.COMMAND_STACK) | |
51a5ef0f | 6968 | + |
6ed6bacf AM |
6969 | + def search (self): |
6970 | + saved = gdb.selected_frame () | |
6971 | + iter = FrameIterator (saved) | |
6972 | + found = False | |
6973 | + try: | |
6974 | + for frame in iter: | |
6975 | + frame.select () | |
6976 | + try: | |
6977 | + if self.filter (frame): | |
6978 | + wrapper = FrameWrapper (frame) | |
6979 | + wrapper.describe (sys.stdout, False) | |
6980 | + return | |
6981 | + except: | |
6982 | + pass | |
6983 | + except: | |
6984 | + pass | |
6985 | + saved.select () | |
6986 | + raise RuntimeError, 'Could not find a matching frame' | |
51a5ef0f | 6987 | + |
6ed6bacf AM |
6988 | + def invoke (self, arg, from_tty): |
6989 | + self.rx = re.compile (arg) | |
6990 | + self.search () | |
51a5ef0f | 6991 | + |
6ed6bacf AM |
6992 | +class UptoSymbolCommand (UptoImplementation): |
6993 | + """Select and print some calling stack frame, based on symbol. | |
6994 | +The argument is a regular expression. This command moves up the | |
6995 | +stack, stopping at the first frame whose symbol matches the regular | |
6996 | +expression.""" | |
7566401a | 6997 | + |
6ed6bacf AM |
6998 | + def __init__ (self): |
6999 | + super (UptoSymbolCommand, self).__init__ ("symbol") | |
3a58abaf | 7000 | + |
6ed6bacf AM |
7001 | + def filter (self, frame): |
7002 | + name = frame.name () | |
7003 | + if name is not None: | |
7004 | + if self.rx.search (name) is not None: | |
7005 | + return True | |
7006 | + return False | |
7566401a | 7007 | + |
6ed6bacf AM |
7008 | +class UptoSourceCommand (UptoImplementation): |
7009 | + """Select and print some calling stack frame, based on source file. | |
7010 | +The argument is a regular expression. This command moves up the | |
7011 | +stack, stopping at the first frame whose source file name matches the | |
7012 | +regular expression.""" | |
7013 | + | |
7014 | + def __init__ (self): | |
7015 | + super (UptoSourceCommand, self).__init__ ("source") | |
7016 | + | |
7017 | + def filter (self, frame): | |
7018 | + name = frame.find_sal ().symtab.filename | |
7019 | + if name is not None: | |
7020 | + if self.rx.search (name) is not None: | |
7021 | + return True | |
7022 | + return False | |
7566401a | 7023 | + |
6ed6bacf AM |
7024 | +class UptoObjectCommand (UptoImplementation): |
7025 | + """Select and print some calling stack frame, based on object file. | |
7026 | +The argument is a regular expression. This command moves up the | |
7027 | +stack, stopping at the first frame whose object file name matches the | |
7028 | +regular expression.""" | |
7566401a | 7029 | + |
6ed6bacf AM |
7030 | + def __init__ (self): |
7031 | + super (UptoObjectCommand, self).__init__ ("object") | |
3a58abaf | 7032 | + |
6ed6bacf AM |
7033 | + def filter (self, frame): |
7034 | + name = frame.find_sal ().symtab.objfile.filename | |
7035 | + if name is not None: | |
7036 | + if self.rx.search (name) is not None: | |
7037 | + return True | |
7038 | + return False | |
3a58abaf | 7039 | + |
6ed6bacf AM |
7040 | +class UptoWhereCommand (UptoImplementation): |
7041 | + """Select and print some calling stack frame, based on expression. | |
7042 | +The argument is an expression. This command moves up the stack, | |
7043 | +parsing and evaluating the expression in each frame. This stops when | |
7044 | +the expression evaluates to a non-zero (true) value.""" | |
3a58abaf | 7045 | + |
6ed6bacf AM |
7046 | + def __init__ (self): |
7047 | + super (UptoWhereCommand, self).__init__ ("where") | |
7566401a | 7048 | + |
6ed6bacf AM |
7049 | + def filter (self, frame): |
7050 | + try: | |
7051 | + if gdb.parse_and_eval (self.expression): | |
7052 | + return True | |
7053 | + except: | |
7054 | + pass | |
7055 | + return False | |
51a5ef0f | 7056 | + |
6ed6bacf AM |
7057 | + def invoke (self, arg, from_tty): |
7058 | + self.expression = arg | |
7059 | + self.search () | |
51a5ef0f | 7060 | + |
6ed6bacf AM |
7061 | +UptoPrefix () |
7062 | +UptoSymbolCommand () | |
7063 | +UptoSourceCommand () | |
7064 | +UptoObjectCommand () | |
7065 | +UptoWhereCommand () | |
7066 | Index: gdb-7.2.90.20110703/gdb/python/lib/gdb/function/__init__.py | |
7067 | =================================================================== | |
7068 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
7069 | +++ gdb-7.2.90.20110703/gdb/python/lib/gdb/function/__init__.py 2011-07-03 10:33:11.000000000 +0200 | |
7070 | @@ -0,0 +1 @@ | |
51a5ef0f | 7071 | + |
6ed6bacf AM |
7072 | Index: gdb-7.2.90.20110703/gdb/python/lib/gdb/function/caller_is.py |
7073 | =================================================================== | |
7074 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
7075 | +++ gdb-7.2.90.20110703/gdb/python/lib/gdb/function/caller_is.py 2011-07-03 10:33:11.000000000 +0200 | |
7076 | @@ -0,0 +1,58 @@ | |
7077 | +# Caller-is functions. | |
51a5ef0f | 7078 | + |
6ed6bacf | 7079 | +# Copyright (C) 2008 Free Software Foundation, Inc. |
51a5ef0f | 7080 | + |
6ed6bacf AM |
7081 | +# This program is free software; you can redistribute it and/or modify |
7082 | +# it under the terms of the GNU General Public License as published by | |
7083 | +# the Free Software Foundation; either version 3 of the License, or | |
7084 | +# (at your option) any later version. | |
7085 | +# | |
7086 | +# This program is distributed in the hope that it will be useful, | |
7087 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
7088 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
7089 | +# GNU General Public License for more details. | |
7090 | +# | |
7091 | +# You should have received a copy of the GNU General Public License | |
7092 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
7566401a | 7093 | + |
6ed6bacf AM |
7094 | +import gdb |
7095 | +import re | |
7566401a | 7096 | + |
6ed6bacf AM |
7097 | +class CallerIs (gdb.Function): |
7098 | + """Return True if the calling function's name is equal to a string. | |
7099 | +This function takes one or two arguments. | |
7100 | +The first argument is the name of a function; if the calling function's | |
7101 | +name is equal to this argument, this function returns True. | |
7102 | +The optional second argument tells this function how many stack frames | |
7103 | +to traverse to find the calling function. The default is 1.""" | |
3a58abaf | 7104 | + |
6ed6bacf AM |
7105 | + def __init__ (self): |
7106 | + super (CallerIs, self).__init__ ("caller_is") | |
3a58abaf | 7107 | + |
6ed6bacf AM |
7108 | + def invoke (self, name, nframes = 1): |
7109 | + frame = gdb.selected_frame () | |
7110 | + while nframes > 0: | |
7111 | + frame = frame.older () | |
7112 | + nframes = nframes - 1 | |
7113 | + return frame.name () == name.string () | |
3a58abaf | 7114 | + |
6ed6bacf AM |
7115 | +class CallerMatches (gdb.Function): |
7116 | + """Return True if the calling function's name matches a string. | |
7117 | +This function takes one or two arguments. | |
7118 | +The first argument is a regular expression; if the calling function's | |
7119 | +name is matched by this argument, this function returns True. | |
7120 | +The optional second argument tells this function how many stack frames | |
7121 | +to traverse to find the calling function. The default is 1.""" | |
3a58abaf | 7122 | + |
6ed6bacf AM |
7123 | + def __init__ (self): |
7124 | + super (CallerMatches, self).__init__ ("caller_matches") | |
3a58abaf | 7125 | + |
6ed6bacf AM |
7126 | + def invoke (self, name, nframes = 1): |
7127 | + frame = gdb.selected_frame () | |
7128 | + while nframes > 0: | |
7129 | + frame = frame.older () | |
7130 | + nframes = nframes - 1 | |
7131 | + return re.match (name.string (), frame.name ()) is not None | |
3a58abaf | 7132 | + |
6ed6bacf AM |
7133 | +CallerIs() |
7134 | +CallerMatches() | |
7135 | Index: gdb-7.2.90.20110703/gdb/python/lib/gdb/function/in_scope.py | |
7136 | =================================================================== | |
7137 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
7138 | +++ gdb-7.2.90.20110703/gdb/python/lib/gdb/function/in_scope.py 2011-07-03 10:33:11.000000000 +0200 | |
7139 | @@ -0,0 +1,47 @@ | |
7140 | +# In-scope function. | |
3a58abaf | 7141 | + |
6ed6bacf | 7142 | +# Copyright (C) 2008 Free Software Foundation, Inc. |
3a58abaf | 7143 | + |
6ed6bacf AM |
7144 | +# This program is free software; you can redistribute it and/or modify |
7145 | +# it under the terms of the GNU General Public License as published by | |
7146 | +# the Free Software Foundation; either version 3 of the License, or | |
7147 | +# (at your option) any later version. | |
7148 | +# | |
7149 | +# This program is distributed in the hope that it will be useful, | |
7150 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
7151 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
7152 | +# GNU General Public License for more details. | |
7153 | +# | |
7154 | +# You should have received a copy of the GNU General Public License | |
7155 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
3a58abaf | 7156 | + |
6ed6bacf | 7157 | +import gdb |
3a58abaf | 7158 | + |
6ed6bacf AM |
7159 | +class InScope (gdb.Function): |
7160 | + """Return True if all the given variables or macros are in scope. | |
7161 | +Takes one argument for each variable name to be checked.""" | |
3a58abaf | 7162 | + |
6ed6bacf AM |
7163 | + def __init__ (self): |
7164 | + super (InScope, self).__init__ ("in_scope") | |
3a58abaf | 7165 | + |
6ed6bacf AM |
7166 | + def invoke (self, *vars): |
7167 | + if len (vars) == 0: | |
7168 | + raise TypeError, "in_scope takes at least one argument" | |
3a58abaf | 7169 | + |
6ed6bacf AM |
7170 | + # gdb.Value isn't hashable so it can't be put in a map. |
7171 | + # Convert to string first. | |
7172 | + wanted = set (map (lambda x: x.string (), vars)) | |
7173 | + found = set () | |
7174 | + block = gdb.selected_frame ().block () | |
7175 | + while block: | |
7176 | + for sym in block: | |
7177 | + if (sym.is_argument or sym.is_constant | |
7178 | + or sym.is_function or sym.is_variable): | |
7179 | + if sym.name in wanted: | |
7180 | + found.add (sym.name) | |
3a58abaf | 7181 | + |
6ed6bacf | 7182 | + block = block.superblock |
3a58abaf | 7183 | + |
6ed6bacf AM |
7184 | + return wanted == found |
7185 | + | |
7186 | +InScope () | |
7187 | Index: gdb-7.2.90.20110703/gdb/python/py-type.c | |
7188 | =================================================================== | |
7189 | --- gdb-7.2.90.20110703.orig/gdb/python/py-type.c 2011-01-26 21:53:45.000000000 +0100 | |
7190 | +++ gdb-7.2.90.20110703/gdb/python/py-type.c 2011-07-03 10:33:11.000000000 +0200 | |
7191 | @@ -29,6 +29,8 @@ | |
7192 | #include "language.h" | |
7193 | #include "vec.h" | |
7194 | #include "bcache.h" | |
7195 | +#include "observer.h" | |
7196 | +#include "gdb_assert.h" | |
51a5ef0f | 7197 | |
6ed6bacf AM |
7198 | typedef struct pyty_type_object |
7199 | { | |
7200 | @@ -37,11 +39,19 @@ typedef struct pyty_type_object | |
3a58abaf | 7201 | |
6ed6bacf AM |
7202 | /* If a Type object is associated with an objfile, it is kept on a |
7203 | doubly-linked list, rooted in the objfile. This lets us copy the | |
7204 | - underlying struct type when the objfile is deleted. */ | |
7205 | + underlying struct type when the objfile is deleted. | |
3a58abaf | 7206 | + |
6ed6bacf AM |
7207 | + With NULL objfile Type still can be doubly-linked in the list |
7208 | + PYTY_OBJECTS_DISCARDABLE. */ | |
7209 | struct pyty_type_object *prev; | |
7210 | struct pyty_type_object *next; | |
7211 | } type_object; | |
7212 | ||
7213 | +#if 0 | |
7214 | +/* First element of a doubly-linked list of TYPE_DISCARDABLE Types. */ | |
7215 | +static type_object *pyty_objects_discardable; | |
3a58abaf | 7216 | +#endif |
6ed6bacf AM |
7217 | + |
7218 | static PyTypeObject type_object_type; | |
3a58abaf | 7219 | |
6ed6bacf AM |
7220 | /* A Field object. */ |
7221 | @@ -919,8 +929,63 @@ typy_richcompare (PyObject *self, PyObje | |
3a58abaf | 7222 | |
6ed6bacf | 7223 | \f |
3a58abaf | 7224 | |
6ed6bacf AM |
7225 | +/* Key associated with each objfile pointing to the first element of |
7226 | + a doubly-linked list of Types associated with this objfile. */ | |
7227 | static const struct objfile_data *typy_objfile_data_key; | |
7228 | ||
7229 | +/* Link TYPE_OBJ to its appropriate list. Either to its objfile associated one | |
7230 | + or at least to the global list for TYPE_DISCARDABLE Types. Permanent types | |
7231 | + do not get linked anywhere. */ | |
7232 | +static void | |
7233 | +typy_link (type_object *type_obj) | |
7234 | +{ | |
7235 | + type_obj->prev = NULL; | |
7236 | + | |
7237 | + if (type_obj->type && TYPE_OBJFILE (type_obj->type)) | |
51a5ef0f | 7238 | + { |
6ed6bacf | 7239 | + struct objfile *objfile = TYPE_OBJFILE (type_obj->type); |
3a58abaf | 7240 | + |
6ed6bacf AM |
7241 | + type_obj->next = objfile_data (objfile, typy_objfile_data_key); |
7242 | + if (type_obj->next) | |
7243 | + type_obj->next->prev = type_obj; | |
7244 | + set_objfile_data (objfile, typy_objfile_data_key, type_obj); | |
3a58abaf | 7245 | + } |
6ed6bacf AM |
7246 | +#if 0 |
7247 | + else if (type_obj->type && TYPE_DISCARDABLE (type_obj->type)) | |
3a58abaf | 7248 | + { |
6ed6bacf AM |
7249 | + type_obj->next = pyty_objects_discardable; |
7250 | + if (type_obj->next) | |
7251 | + type_obj->next->prev = type_obj; | |
7252 | + pyty_objects_discardable = type_obj; | |
7253 | + } | |
3a58abaf | 7254 | +#endif |
6ed6bacf AM |
7255 | + else |
7256 | + type_obj->next = NULL; | |
7257 | +} | |
3a58abaf | 7258 | + |
6ed6bacf AM |
7259 | +/* Unlink TYPE_OBJ from its current list. Permanent types are not linked |
7260 | + anywhere and this function has no effect on them. */ | |
7261 | +static void | |
7262 | +typy_unlink (type_object *type_obj) | |
51a5ef0f | 7263 | +{ |
6ed6bacf AM |
7264 | + if (type_obj->prev) |
7265 | + type_obj->prev->next = type_obj->next; | |
7266 | + else if (type_obj->type && TYPE_OBJFILE (type_obj->type)) | |
7267 | + { | |
7268 | + /* Must reset head of list. */ | |
7269 | + struct objfile *objfile = TYPE_OBJFILE (type_obj->type); | |
7270 | + | |
7271 | + set_objfile_data (objfile, typy_objfile_data_key, type_obj->next); | |
7272 | + } | |
7273 | +#if 0 | |
7274 | + else if (pyty_objects_discardable == type_obj) | |
7275 | + pyty_objects_discardable = type_obj->next; | |
7276 | +#endif | |
51a5ef0f | 7277 | + |
6ed6bacf AM |
7278 | + if (type_obj->next) |
7279 | + type_obj->next->prev = type_obj->prev; | |
51a5ef0f | 7280 | +} |
3a58abaf | 7281 | + |
6ed6bacf AM |
7282 | static void |
7283 | save_objfile_types (struct objfile *objfile, void *datum) | |
7284 | { | |
7285 | @@ -938,12 +1003,13 @@ save_objfile_types (struct objfile *objf | |
51a5ef0f | 7286 | { |
6ed6bacf | 7287 | type_object *next = obj->next; |
3a58abaf | 7288 | |
6ed6bacf AM |
7289 | - htab_empty (copied_types); |
7290 | + gdb_assert (TYPE_OBJFILE (obj->type) == objfile); | |
7291 | + typy_unlink (obj); | |
3a58abaf | 7292 | |
6ed6bacf AM |
7293 | - obj->type = copy_type_recursive (objfile, obj->type, copied_types); |
7294 | + obj->type = copy_type_recursive (obj->type, copied_types); | |
3a58abaf | 7295 | |
6ed6bacf AM |
7296 | - obj->next = NULL; |
7297 | - obj->prev = NULL; | |
7298 | + gdb_assert (TYPE_OBJFILE (obj->type) == NULL); | |
7299 | + typy_link (obj); | |
3a58abaf | 7300 | |
6ed6bacf | 7301 | obj = next; |
51a5ef0f | 7302 | } |
6ed6bacf | 7303 | @@ -954,43 +1020,28 @@ save_objfile_types (struct objfile *objf |
51a5ef0f | 7304 | } |
6ed6bacf AM |
7305 | |
7306 | static void | |
7307 | -set_type (type_object *obj, struct type *type) | |
7308 | +typy_dealloc (PyObject *obj) | |
7309 | { | |
7310 | - obj->type = type; | |
7311 | - obj->prev = NULL; | |
7312 | - if (type && TYPE_OBJFILE (type)) | |
7313 | - { | |
7314 | - struct objfile *objfile = TYPE_OBJFILE (type); | |
7315 | - | |
7316 | - obj->next = objfile_data (objfile, typy_objfile_data_key); | |
7317 | - if (obj->next) | |
7318 | - obj->next->prev = obj; | |
7319 | - set_objfile_data (objfile, typy_objfile_data_key, obj); | |
7320 | - } | |
7321 | - else | |
7322 | - obj->next = NULL; | |
7323 | + type_object *type_obj = (type_object *) obj; | |
51a5ef0f | 7324 | + |
6ed6bacf | 7325 | + typy_unlink (type_obj); |
51a5ef0f | 7326 | + |
6ed6bacf AM |
7327 | + type_obj->ob_type->tp_free (obj); |
7328 | } | |
3a58abaf | 7329 | |
6ed6bacf AM |
7330 | +#if 0 |
7331 | +/* Call type_mark_used for any TYPEs referenced from this GDB source file. */ | |
7332 | static void | |
7333 | -typy_dealloc (PyObject *obj) | |
7334 | +typy_types_mark_used (void) | |
7335 | { | |
7336 | - type_object *type = (type_object *) obj; | |
7337 | - | |
7338 | - if (type->prev) | |
7339 | - type->prev->next = type->next; | |
7340 | - else if (type->type && TYPE_OBJFILE (type->type)) | |
7341 | - { | |
7342 | - /* Must reset head of list. */ | |
7343 | - struct objfile *objfile = TYPE_OBJFILE (type->type); | |
7344 | - | |
7345 | - if (objfile) | |
7346 | - set_objfile_data (objfile, typy_objfile_data_key, type->next); | |
7347 | - } | |
7348 | - if (type->next) | |
7349 | - type->next->prev = type->prev; | |
7350 | + type_object *type_obj; | |
51a5ef0f | 7351 | |
6ed6bacf AM |
7352 | - type->ob_type->tp_free (type); |
7353 | + for (type_obj = pyty_objects_discardable; | |
7354 | + type_obj != NULL; | |
7355 | + type_obj = type_obj->next) | |
7356 | + type_mark_used (type_obj->type); | |
7357 | } | |
7358 | +#endif | |
3a58abaf | 7359 | |
6ed6bacf AM |
7360 | /* Create a new Type referring to TYPE. */ |
7361 | PyObject * | |
7362 | @@ -1000,7 +1051,10 @@ type_to_type_object (struct type *type) | |
51a5ef0f | 7363 | |
6ed6bacf AM |
7364 | type_obj = PyObject_New (type_object, &type_object_type); |
7365 | if (type_obj) | |
7366 | - set_type (type_obj, type); | |
7367 | + { | |
7368 | + type_obj->type = type; | |
7369 | + typy_link (type_obj); | |
7370 | + } | |
51a5ef0f | 7371 | |
6ed6bacf AM |
7372 | return (PyObject *) type_obj; |
7373 | } | |
7374 | @@ -1074,6 +1128,10 @@ gdbpy_initialize_types (void) | |
51a5ef0f | 7375 | |
6ed6bacf AM |
7376 | Py_INCREF (&field_object_type); |
7377 | PyModule_AddObject (gdb_module, "Field", (PyObject *) &field_object_type); | |
7378 | + | |
7379 | +#if 0 | |
7380 | + observer_attach_mark_used (typy_types_mark_used); | |
7381 | +#endif | |
7382 | } | |
51a5ef0f | 7383 | |
6ed6bacf AM |
7384 | \f |
7385 | Index: gdb-7.2.90.20110703/gdb/python/py-value.c | |
7386 | =================================================================== | |
7387 | --- gdb-7.2.90.20110703.orig/gdb/python/py-value.c 2011-03-18 17:09:57.000000000 +0100 | |
7388 | +++ gdb-7.2.90.20110703/gdb/python/py-value.c 2011-07-03 10:33:11.000000000 +0200 | |
7389 | @@ -28,6 +28,7 @@ | |
7390 | #include "infcall.h" | |
7391 | #include "expression.h" | |
7392 | #include "cp-abi.h" | |
7393 | +#include "observer.h" | |
51a5ef0f | 7394 | |
6ed6bacf | 7395 | #ifdef HAVE_PYTHON |
51a5ef0f | 7396 | |
6ed6bacf AM |
7397 | @@ -1210,6 +1211,19 @@ gdbpy_is_value_object (PyObject *obj) |
7398 | return PyObject_TypeCheck (obj, &value_object_type); | |
51a5ef0f PS |
7399 | } |
7400 | ||
6ed6bacf AM |
7401 | +#if 0 |
7402 | +/* Call type_mark_used for any TYPEs referenced from this GDB source file. */ | |
7403 | + | |
7404 | +static void | |
7405 | +python_types_mark_used (void) | |
7406 | +{ | |
7407 | + value_object *iter; | |
7408 | + | |
7409 | + for (iter = values_in_python; iter; iter = iter->next) | |
7410 | + type_mark_used (value_type (iter->value)); | |
7411 | +} | |
7412 | +#endif | |
7413 | + | |
7414 | void | |
7415 | gdbpy_initialize_values (void) | |
51a5ef0f | 7416 | { |
6ed6bacf AM |
7417 | @@ -1220,6 +1234,10 @@ gdbpy_initialize_values (void) |
7418 | PyModule_AddObject (gdb_module, "Value", (PyObject *) &value_object_type); | |
51a5ef0f | 7419 | |
6ed6bacf AM |
7420 | values_in_python = NULL; |
7421 | + | |
7422 | +#if 0 | |
7423 | + observer_attach_mark_used (python_types_mark_used); | |
7424 | +#endif | |
7425 | } | |
51a5ef0f | 7426 | |
6ed6bacf AM |
7427 | \f |
7428 | Index: gdb-7.2.90.20110703/gdb/python/python.c | |
7429 | =================================================================== | |
7430 | --- gdb-7.2.90.20110703.orig/gdb/python/python.c 2011-07-02 21:33:10.000000000 +0200 | |
7431 | +++ gdb-7.2.90.20110703/gdb/python/python.c 2011-07-03 10:33:11.000000000 +0200 | |
7432 | @@ -49,8 +49,11 @@ static int gdbpy_should_print_stack = 1; | |
7433 | #include "linespec.h" | |
7434 | #include "source.h" | |
7435 | #include "version.h" | |
7436 | +#include "inferior.h" | |
7437 | +#include "gdbthread.h" | |
7438 | #include "target.h" | |
7439 | #include "gdbthread.h" | |
7440 | +#include "event-top.h" | |
51a5ef0f | 7441 | |
6ed6bacf AM |
7442 | static PyMethodDef GdbMethods[]; |
7443 | ||
7444 | @@ -769,6 +772,53 @@ gdbpy_print_stack (void) | |
7445 | ||
7446 | /* Return the current Progspace. | |
7447 | There always is one. */ | |
7448 | +/* True if 'gdb -P' was used, false otherwise. */ | |
7449 | +static int running_python_script; | |
3a58abaf | 7450 | + |
6ed6bacf AM |
7451 | +/* True if we are currently in a call to 'gdb.cli', false otherwise. */ |
7452 | +static int in_cli; | |
7566401a | 7453 | + |
6ed6bacf AM |
7454 | +/* Enter the command loop. */ |
7455 | + | |
7456 | +static PyObject * | |
7457 | +gdbpy_cli (PyObject *unused1, PyObject *unused2) | |
7566401a | 7458 | +{ |
6ed6bacf AM |
7459 | + if (! running_python_script || in_cli) |
7460 | + return PyErr_Format (PyExc_RuntimeError, "cannot invoke CLI recursively"); | |
7566401a | 7461 | + |
6ed6bacf AM |
7462 | + in_cli = 1; |
7463 | + cli_command_loop (); | |
7464 | + in_cli = 0; | |
7465 | + | |
7466 | + Py_RETURN_NONE; | |
7566401a ER |
7467 | +} |
7468 | + | |
6ed6bacf AM |
7469 | +/* Set up the Python argument vector and evaluate a script. This is |
7470 | + used to implement 'gdb -P'. */ | |
7566401a ER |
7471 | + |
7472 | +void | |
6ed6bacf | 7473 | +run_python_script (int argc, char **argv) |
7566401a | 7474 | +{ |
6ed6bacf AM |
7475 | + FILE *input; |
7476 | + | |
7477 | + /* We never free this, since we plan to exit at the end. */ | |
7478 | + ensure_python_env (get_current_arch (), current_language); | |
7479 | + | |
7480 | + running_python_script = 1; | |
7481 | + PySys_SetArgv (argc - 1, argv + 1); | |
7482 | + input = fopen (argv[0], "r"); | |
7483 | + if (! input) | |
7484 | + { | |
7485 | + fprintf (stderr, "could not open %s: %s\n", argv[0], strerror (errno)); | |
7486 | + exit (1); | |
7487 | + } | |
7488 | + PyRun_SimpleFile (input, argv[0]); | |
7489 | + fclose (input); | |
7490 | + exit (0); | |
7491 | +} | |
7492 | + | |
7493 | +\f | |
7494 | + | |
51a5ef0f | 7495 | |
6ed6bacf AM |
7496 | static PyObject * |
7497 | gdbpy_get_current_progspace (PyObject *unused1, PyObject *unused2) | |
7498 | @@ -1194,6 +1244,8 @@ static PyMethodDef GdbMethods[] = | |
7499 | "Get a value from history" }, | |
7500 | { "execute", (PyCFunction) execute_gdb_command, METH_VARARGS | METH_KEYWORDS, | |
7501 | "Execute a gdb command" }, | |
7502 | + { "cli", gdbpy_cli, METH_NOARGS, | |
7503 | + "Enter the gdb CLI" }, | |
7504 | { "parameter", gdbpy_parameter, METH_VARARGS, | |
7505 | "Return a gdb parameter's value" }, | |
7566401a | 7506 | |
6ed6bacf AM |
7507 | Index: gdb-7.2.90.20110703/gdb/python/python.h |
7508 | =================================================================== | |
7509 | --- gdb-7.2.90.20110703.orig/gdb/python/python.h 2011-03-14 17:09:54.000000000 +0100 | |
7510 | +++ gdb-7.2.90.20110703/gdb/python/python.h 2011-07-03 10:33:11.000000000 +0200 | |
7511 | @@ -32,6 +32,8 @@ void eval_python_from_control_command (s | |
7566401a | 7512 | |
6ed6bacf | 7513 | void source_python_script (FILE *stream, const char *file); |
7566401a | 7514 | |
6ed6bacf AM |
7515 | +void run_python_script (int argc, char **argv); |
7516 | + | |
7517 | int apply_val_pretty_printer (struct type *type, const gdb_byte *valaddr, | |
7518 | int embedded_offset, CORE_ADDR address, | |
7519 | struct ui_file *stream, int recurse, | |
7520 | Index: gdb-7.2.90.20110703/gdb/somread.c | |
7521 | =================================================================== | |
7522 | --- gdb-7.2.90.20110703.orig/gdb/somread.c 2011-03-07 17:17:29.000000000 +0100 | |
7523 | +++ gdb-7.2.90.20110703/gdb/somread.c 2011-07-03 10:33:11.000000000 +0200 | |
7524 | @@ -439,6 +439,7 @@ static const struct sym_fns som_sym_fns | |
7525 | default_symfile_segments, /* Get segment information from a file. */ | |
7526 | NULL, | |
7527 | default_symfile_relocate, /* Relocate a debug section. */ | |
7528 | + NULL, /* sym_get_probes */ | |
7529 | &psym_functions | |
7530 | }; | |
7531 | ||
7532 | Index: gdb-7.2.90.20110703/gdb/stack.c | |
7533 | =================================================================== | |
7534 | --- gdb-7.2.90.20110703.orig/gdb/stack.c 2011-03-18 19:48:56.000000000 +0100 | |
7535 | +++ gdb-7.2.90.20110703/gdb/stack.c 2011-07-03 10:33:11.000000000 +0200 | |
7536 | @@ -366,6 +366,7 @@ print_frame_args (struct symbol *func, s | |
7537 | { | |
7538 | const struct language_defn *language; | |
7539 | struct value_print_options opts; | |
7540 | + struct cleanup *old_chain; | |
7541 | ||
7542 | /* Use the appropriate language to display our symbol, | |
7543 | unless the user forced the language to a specific | |
7544 | @@ -378,7 +379,13 @@ print_frame_args (struct symbol *func, s | |
7545 | get_raw_print_options (&opts); | |
7546 | opts.deref_ref = 0; | |
7547 | opts.summary = summary; | |
7548 | + | |
7549 | + /* Frame may be needed for check_typedef of TYPE_DYNAMIC. */ | |
7550 | + old_chain = make_cleanup_restore_selected_frame (); | |
7551 | + select_frame (frame); | |
7552 | common_val_print (val, stb->stream, 2, &opts, language); | |
7553 | + do_cleanups (old_chain); | |
7554 | + | |
7555 | ui_out_field_stream (uiout, "value", stb); | |
7556 | } | |
7557 | else | |
7558 | Index: gdb-7.2.90.20110703/gdb/stap-probe.c | |
7559 | =================================================================== | |
7560 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
7561 | +++ gdb-7.2.90.20110703/gdb/stap-probe.c 2011-07-03 10:33:11.000000000 +0200 | |
7562 | @@ -0,0 +1,2041 @@ | |
7563 | +/* SystemTap probe support for GDB. | |
7564 | + | |
7565 | + Copyright (C) 2011 Free Software Foundation, Inc. | |
7566 | + | |
7567 | + This file is part of GDB. | |
7568 | + | |
7569 | + This program is free software; you can redistribute it and/or modify | |
7570 | + it under the terms of the GNU General Public License as published by | |
7571 | + the Free Software Foundation; either version 3 of the License, or | |
7572 | + (at your option) any later version. | |
7566401a | 7573 | + |
6ed6bacf AM |
7574 | + This program is distributed in the hope that it will be useful, |
7575 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
7576 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
7577 | + GNU General Public License for more details. | |
7566401a | 7578 | + |
6ed6bacf AM |
7579 | + You should have received a copy of the GNU General Public License |
7580 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
7566401a | 7581 | + |
6ed6bacf AM |
7582 | +#include "defs.h" |
7583 | +#include "stap-probe.h" | |
7584 | +#include "vec.h" | |
7585 | +#include "ui-out.h" | |
7586 | +#include "gdb_regex.h" | |
7587 | +#include "objfiles.h" | |
7588 | +#include "arch-utils.h" | |
7589 | +#include "command.h" | |
7590 | +#include "filenames.h" | |
7591 | +#include "value.h" | |
7592 | +#include "exceptions.h" | |
7593 | +#include "ax.h" | |
7594 | +#include "ax-gdb.h" | |
7595 | +#include "user-regs.h" | |
7596 | +#include "complaints.h" | |
7597 | +#include "cli/cli-utils.h" | |
7598 | +#include "linespec.h" | |
7566401a | 7599 | + |
6ed6bacf | 7600 | +#include <ctype.h> |
7566401a | 7601 | + |
6ed6bacf AM |
7602 | +/* This define is used to inform whether we are compiling an agent |
7603 | + expression or not. */ | |
7566401a | 7604 | + |
6ed6bacf AM |
7605 | +#define STAP_COMPILING_AGENT_EXPR_P(eval_info) \ |
7606 | + (eval_info->aexpr != NULL) | |
3a58abaf | 7607 | + |
6ed6bacf | 7608 | +/* The various possibilities of bitness defined for a probe's argument. |
7566401a | 7609 | + |
6ed6bacf | 7610 | + The relationship is: |
7566401a | 7611 | + |
6ed6bacf AM |
7612 | + - STAP_ARG_BITNESS_UNDEFINED: The user hasn't specified the bitness. |
7613 | + - STAP_ARG_BITNESS_32BIT_UNSIGNED: argument string starts with `4@'. | |
7614 | + - STAP_ARG_BITNESS_32BIT_SIGNED: argument string starts with `-4@'. | |
7615 | + - STAP_ARG_BITNESS_64BIT_UNSIGNED: argument string starts with `8@'. | |
7616 | + - STAP_ARG_BITNESS_64BIT_SIGNED: argument string starts with `-8@'. */ | |
7617 | + | |
7618 | +enum stap_arg_bitness | |
7566401a | 7619 | +{ |
6ed6bacf AM |
7620 | + STAP_ARG_BITNESS_UNDEFINED, |
7621 | + STAP_ARG_BITNESS_32BIT_UNSIGNED, | |
7622 | + STAP_ARG_BITNESS_32BIT_SIGNED, | |
7623 | + STAP_ARG_BITNESS_64BIT_UNSIGNED, | |
7624 | + STAP_ARG_BITNESS_64BIT_SIGNED, | |
7625 | +}; | |
7566401a | 7626 | + |
6ed6bacf | 7627 | +/* The following structure represents a single argument for the probe. */ |
7566401a | 7628 | + |
6ed6bacf AM |
7629 | +struct stap_probe_arg |
7630 | +{ | |
7631 | + /* The bitness of this argument. */ | |
7632 | + enum stap_arg_bitness bitness; | |
7566401a | 7633 | + |
6ed6bacf AM |
7634 | + /* The string representing this argument. */ |
7635 | + char *arg_str; | |
7636 | +}; | |
3a58abaf | 7637 | + |
6ed6bacf AM |
7638 | +/* The maximum number of arguments that a probe can have, |
7639 | + as defined in <sys/sdt.h>. */ | |
7640 | + | |
7641 | +#define STAP_MAX_ARGS 10 | |
7642 | + | |
7643 | +/* Structure that holds information about all arguments of a probe. */ | |
7644 | + | |
7645 | +struct stap_args_info | |
51a5ef0f | 7646 | +{ |
6ed6bacf AM |
7647 | + /* The number of valid parsed arguments. */ |
7648 | + int n_args; | |
3a58abaf | 7649 | + |
6ed6bacf AM |
7650 | + /* The probe to which these arguments belong. */ |
7651 | + struct stap_probe *probe; | |
51a5ef0f | 7652 | + |
6ed6bacf AM |
7653 | + /* Information about each argument. */ |
7654 | + struct stap_probe_arg *arg; | |
7655 | +}; | |
3a58abaf | 7656 | + |
6ed6bacf AM |
7657 | +/* Structure that contains all the necessary information to evaluate |
7658 | + an expression. */ | |
3a58abaf | 7659 | + |
6ed6bacf AM |
7660 | +struct stap_evaluation_info |
7661 | +{ | |
7662 | + /* The constant pointer which holds the expression. This is primarily | |
7663 | + used for printing error messages. Evaluation functions should | |
7664 | + not modify this pointer directly; instead, they should use the | |
7665 | + EXP_BUFFER pointer below. */ | |
7666 | + const char *saved_expr; | |
3a58abaf | 7667 | + |
6ed6bacf AM |
7668 | + /* Modifiable version of the above pointer. */ |
7669 | + char *exp_buf; | |
3a58abaf | 7670 | + |
6ed6bacf AM |
7671 | + /* The pointer to the current gdbarch. */ |
7672 | + struct gdbarch *gdbarch; | |
3a58abaf | 7673 | + |
6ed6bacf AM |
7674 | + /* The pointer to the current frame, used when accessing registers' |
7675 | + contents. */ | |
7676 | + struct frame_info *frame; | |
3a58abaf | 7677 | + |
6ed6bacf AM |
7678 | + /* The bitness specified for this argument. */ |
7679 | + enum stap_arg_bitness bitness; | |
7566401a | 7680 | + |
6ed6bacf AM |
7681 | + /* If the above flag is true (one), this field will contain the |
7682 | + pointer to the agent expression. */ | |
7683 | + struct agent_expr *aexpr; | |
7566401a | 7684 | + |
6ed6bacf AM |
7685 | + /* The value we are modifying (for agent expression). */ |
7686 | + struct axs_value *avalue; | |
7687 | +}; | |
7566401a | 7688 | + |
6ed6bacf AM |
7689 | +/* This dummy variable is used when parsing a probe's argument fails. |
7690 | + In this case, the number of arguments for this probe is zero, so that's | |
7691 | + why this variable is useful. */ | |
7566401a | 7692 | + |
6ed6bacf AM |
7693 | +static struct stap_args_info dummy_stap_args_info = |
7694 | + { 0, NULL, NULL }; | |
7566401a | 7695 | + |
6ed6bacf AM |
7696 | +static struct value *stap_evaluate_probe_argument_2 |
7697 | + (struct stap_evaluation_info *eval_info, | |
7698 | + struct value *lhs, int prec); | |
7566401a | 7699 | + |
6ed6bacf AM |
7700 | +static struct value *stap_evaluate_conditionally |
7701 | + (struct stap_evaluation_info *eval_info); | |
7566401a | 7702 | + |
6ed6bacf AM |
7703 | +/* Helper function which decides to skip whitespaces or not in a probe's |
7704 | + argument string. Basically, if we are inside a parenthesis expression | |
7705 | + (i.e., inside a subexpression), we can skip whitespaces; otherwise we | |
7706 | + cannot. */ | |
7566401a | 7707 | + |
6ed6bacf AM |
7708 | +static void |
7709 | +stap_skip_whitespace_cond (char **s, int inside_paren) | |
7710 | +{ | |
7711 | + if (inside_paren) | |
7712 | + *s = skip_spaces (*s); | |
7713 | +} | |
7566401a | 7714 | + |
6ed6bacf AM |
7715 | +/* Helper function which parses a single argument in a probe's argument |
7716 | + string, based on various rules (which can be learned from the `gas' | |
7717 | + manual). It returns 1 on success, or 0 otherwise. */ | |
7566401a | 7718 | + |
6ed6bacf AM |
7719 | +static int |
7720 | +stap_parse_arg (const char **p) | |
7721 | +{ | |
7722 | + char *cur = (char *) *p; | |
7723 | + int done = 0; | |
7724 | + int paren_open = 0; | |
7566401a | 7725 | + |
6ed6bacf AM |
7726 | + while (!done) |
7727 | + { | |
7728 | + switch (*cur) | |
7729 | + { | |
7730 | + case ' ': case 0: | |
7731 | + /* If we're here, then we have already parsed everything | |
7732 | + from this argument. */ | |
7733 | + if (paren_open) | |
7734 | + return 0; | |
7735 | + done = 1; | |
7736 | + break; | |
7566401a | 7737 | + |
6ed6bacf AM |
7738 | + case '(': |
7739 | + ++paren_open; | |
7740 | + ++cur; | |
7741 | + stap_skip_whitespace_cond (&cur, paren_open); | |
7742 | + break; | |
7566401a | 7743 | + |
6ed6bacf AM |
7744 | + case ')': |
7745 | + if (!paren_open) | |
7746 | + return 0; | |
7566401a | 7747 | + |
6ed6bacf AM |
7748 | + --paren_open; |
7749 | + ++cur; | |
7750 | + if (paren_open) | |
7751 | + cur = skip_spaces (cur); | |
7752 | + break; | |
7566401a | 7753 | + |
6ed6bacf AM |
7754 | + case '+': case '-': |
7755 | + case '*': case '/': | |
7756 | + case '>': case '<': case '|': case '&': | |
7757 | + case '^': case '!': | |
7758 | + { | |
7759 | + char c = *cur; | |
7566401a | 7760 | + |
6ed6bacf AM |
7761 | + ++cur; |
7762 | + switch (*cur) | |
7763 | + { | |
7764 | + case '>': | |
7765 | + if (c != '<' && c != '>') | |
7766 | + return 0; | |
7566401a | 7767 | + |
6ed6bacf AM |
7768 | + ++cur; |
7769 | + break; | |
7566401a | 7770 | + |
6ed6bacf AM |
7771 | + case '<': |
7772 | + if (c != '<') | |
7773 | + return 0; | |
7566401a | 7774 | + |
6ed6bacf AM |
7775 | + ++cur; |
7776 | + break; | |
7566401a | 7777 | + |
6ed6bacf AM |
7778 | + case '=': |
7779 | + if (c != '=' && c != '<' && c != '>' && c != '!') | |
7780 | + return 0; | |
7566401a | 7781 | + |
6ed6bacf AM |
7782 | + ++cur; |
7783 | + break; | |
7566401a | 7784 | + |
6ed6bacf AM |
7785 | + case '|': |
7786 | + if (c != '|') | |
7787 | + return 0; | |
7566401a | 7788 | + |
6ed6bacf AM |
7789 | + ++cur; |
7790 | + break; | |
3a58abaf | 7791 | + |
6ed6bacf AM |
7792 | + case '&': |
7793 | + if (c != '&') | |
7794 | + return 0; | |
3a58abaf | 7795 | + |
6ed6bacf AM |
7796 | + ++cur; |
7797 | + break; | |
3a58abaf | 7798 | + |
6ed6bacf AM |
7799 | + default: |
7800 | + break; | |
7801 | + } | |
7802 | + /* Infix operators take two arguments, one on either | |
7803 | + side. Skipping the whitespaces that may happen on the | |
7804 | + right side. */ | |
7805 | + stap_skip_whitespace_cond (&cur, paren_open); | |
7806 | + } | |
7807 | + break; | |
3a58abaf | 7808 | + |
6ed6bacf AM |
7809 | + case '%': |
7810 | + { | |
7811 | + ++cur; | |
7812 | + stap_skip_whitespace_cond (&cur, paren_open); | |
7813 | + if (*cur >= 'a' && *cur <= 'z') | |
7814 | + { | |
7815 | + /* We're dealing with a register name. */ | |
7816 | + while (isalnum (*cur)) | |
7817 | + ++cur; | |
3a58abaf | 7818 | + |
6ed6bacf AM |
7819 | + stap_skip_whitespace_cond (&cur, paren_open); |
7820 | + | |
7821 | + /* Some registers (e.g. floating-point register stack | |
7822 | + registers on Intel i386) have the following syntax: | |
7823 | + | |
7824 | + `%st(0)', `%st(1)', and so on. | |
7825 | + | |
7826 | + So it's ok to expect parenthesis here. */ | |
7827 | + if (*cur == '(') | |
7828 | + { | |
7829 | + ++cur; | |
7830 | + stap_skip_whitespace_cond (&cur, paren_open); | |
7831 | + if (!isdigit (*cur)) | |
7832 | + /* This is an error, since we only expect numbers | |
7833 | + inside this parenthesis. */ | |
7834 | + return 0; | |
7835 | + ++cur; | |
7836 | + stap_skip_whitespace_cond (&cur, paren_open); | |
7837 | + if (*cur != ')') | |
7838 | + /* We only expect one number. */ | |
7839 | + return 0; | |
7840 | + ++cur; | |
7841 | + stap_skip_whitespace_cond (&cur, paren_open); | |
7842 | + } | |
7843 | + } | |
7844 | + } | |
7845 | + break; | |
3a58abaf | 7846 | + |
6ed6bacf AM |
7847 | + case '$': |
7848 | + { | |
7849 | + /* This is an integer constant. */ | |
7850 | + ++cur; | |
7851 | + stap_skip_whitespace_cond (&cur, paren_open); | |
3a58abaf | 7852 | + |
6ed6bacf AM |
7853 | + while (isdigit (*cur)) |
7854 | + ++cur; | |
3a58abaf | 7855 | + |
6ed6bacf AM |
7856 | + stap_skip_whitespace_cond (&cur, paren_open); |
7857 | + } | |
7858 | + break; | |
3a58abaf | 7859 | + |
6ed6bacf AM |
7860 | + case '0': case '1': case '2': case '3': case '4': |
7861 | + case '5': case '6': case '7': case '8': case '9': | |
7862 | + { | |
7863 | + char *old = cur; | |
3a58abaf | 7864 | + |
6ed6bacf AM |
7865 | + /* Number. */ |
7866 | + while (isdigit (*cur)) | |
7867 | + ++cur; | |
3a58abaf | 7868 | + |
6ed6bacf AM |
7869 | + /* We have to do a lookahead here, because the user may |
7870 | + input `2 + 2' (with spaces), and this is not an error. */ | |
7871 | + cur = skip_spaces (cur); | |
3a58abaf | 7872 | + |
6ed6bacf AM |
7873 | + switch (*cur) |
7874 | + { | |
7875 | + case '+': case '-': | |
7876 | + /* We may find the `@' sign, and it means that the | |
7877 | + argument has finished, so we shouldn't advance the | |
7878 | + pointer. */ | |
7879 | + if (cur[1] && (cur[1] == '4' || cur[1] == '8') | |
7880 | + && cur[2] && cur[2] == '@') | |
7881 | + { | |
7882 | + cur = old; | |
7883 | + goto fin; | |
7884 | + } | |
7885 | + break; | |
3a58abaf | 7886 | + |
6ed6bacf AM |
7887 | + case '*': case '/': case '>': case '<': |
7888 | + case '|': case '&': case '^': case '!': | |
7889 | + /* This is a binary operation, which means we'll | |
7890 | + have to find another number after the operator. */ | |
7891 | + break; | |
3a58abaf | 7892 | + |
6ed6bacf AM |
7893 | + case '(': |
7894 | + /* We may also have sentences in the form: | |
3a58abaf | 7895 | + |
6ed6bacf AM |
7896 | + `4 (%rax)' */ |
7897 | + break; | |
7898 | + } | |
7899 | + } | |
7900 | +fin: | |
7901 | + break; | |
7902 | + } | |
7903 | + } | |
3a58abaf | 7904 | + |
6ed6bacf | 7905 | + *p = cur; |
3a58abaf | 7906 | + |
6ed6bacf AM |
7907 | + return 1; |
7908 | +} | |
3a58abaf | 7909 | + |
6ed6bacf AM |
7910 | +/* Helper function which is responsible for freeing the space allocated to |
7911 | + hold information about a probe's arguments. */ | |
3a58abaf | 7912 | + |
6ed6bacf AM |
7913 | +static void |
7914 | +stap_free_args_info (void *args_info_ptr) | |
7915 | +{ | |
7916 | + struct stap_args_info *a = (struct stap_args_info *) args_info_ptr; | |
7917 | + int i; | |
3a58abaf | 7918 | + |
6ed6bacf AM |
7919 | + for (i = 0; i < a->n_args; i++) |
7920 | + { | |
7921 | + xfree (a->arg[i].arg_str); | |
7922 | + } | |
3a58abaf | 7923 | + |
6ed6bacf AM |
7924 | + xfree (a->arg); |
7925 | + xfree (a); | |
7926 | +} | |
3a58abaf | 7927 | + |
6ed6bacf AM |
7928 | +/* Function which parses an argument string from PROBE, correctly splitting |
7929 | + the arguments and storing their information in properly ways. This function | |
7930 | + only separates the arguments, but does not evaluate them. | |
3a58abaf | 7931 | + |
6ed6bacf | 7932 | + Consider the following argument string: |
3a58abaf | 7933 | + |
6ed6bacf | 7934 | + `4@%eax 4@$10' |
3a58abaf | 7935 | + |
6ed6bacf AM |
7936 | + We have two arguments, `%eax' and `$10', both with 32-bit unsigned bitness. |
7937 | + This function basically handles them, properly filling some structures with | |
7938 | + this information. */ | |
3a58abaf | 7939 | + |
6ed6bacf AM |
7940 | +static void |
7941 | +stap_parse_probe_arguments (struct stap_probe *probe) | |
7942 | +{ | |
7943 | + struct stap_args_info *args_info; | |
7944 | + struct cleanup *back_to; | |
7945 | + const char *cur = probe->args; | |
7946 | + int current_arg = -1; | |
7947 | + /* This is a state-machine parser, which means we will always be | |
7948 | + in a known state when parsing an argument. The state could be | |
7949 | + either `NEW_ARG' if we are parsing a new argument, `BITNESS' if | |
7950 | + we are parsing the bitness-definition part (i.e., `4@'), or | |
7951 | + `PARSE_ARG' if we are actually parsing the argument part. */ | |
7952 | + enum | |
7953 | + { | |
7954 | + NEW_ARG, | |
7955 | + BITNESS, | |
7956 | + PARSE_ARG, | |
7957 | + } current_state; | |
7958 | + | |
7959 | + /* For now, we assume everything is not going to work. */ | |
7960 | + probe->parsed_args = &dummy_stap_args_info; | |
7961 | + | |
7962 | + if (!cur || !*cur || *cur == ':') | |
7963 | + return; | |
3a58abaf | 7964 | + |
6ed6bacf AM |
7965 | + args_info = xmalloc (sizeof (struct stap_args_info)); |
7966 | + back_to = make_cleanup (stap_free_args_info, args_info); | |
7967 | + args_info->arg = xcalloc (STAP_MAX_ARGS, sizeof (struct stap_probe_arg)); | |
3a58abaf | 7968 | + |
6ed6bacf AM |
7969 | + /* Ok, let's start. */ |
7970 | + current_state = NEW_ARG; | |
3a58abaf | 7971 | + |
6ed6bacf AM |
7972 | + while (*cur) |
7973 | + { | |
7974 | + switch (current_state) | |
7975 | + { | |
7976 | + case NEW_ARG: | |
7977 | + ++current_arg; | |
3a58abaf | 7978 | + |
6ed6bacf AM |
7979 | + if (current_arg >= STAP_MAX_ARGS) |
7980 | + { | |
7981 | + complaint (&symfile_complaints, | |
7982 | + _("probe `%s' has more arguments than the maximum " | |
7983 | + "allowed"), probe->name); | |
7984 | + do_cleanups (back_to); | |
7985 | + return; | |
7986 | + } | |
3a58abaf | 7987 | + |
6ed6bacf AM |
7988 | + current_state = BITNESS; |
7989 | + break; | |
3a58abaf | 7990 | + |
6ed6bacf AM |
7991 | + case BITNESS: |
7992 | + { | |
7993 | + enum stap_arg_bitness b; | |
7994 | + int got_minus = 0; | |
3a58abaf | 7995 | + |
6ed6bacf | 7996 | + /* We expect to find something like: |
3a58abaf | 7997 | + |
6ed6bacf | 7998 | + N@OP |
3a58abaf | 7999 | + |
6ed6bacf AM |
8000 | + Where `N' can be [+,-][4,8]. This is not mandatory, so |
8001 | + we check it here. If we don't find it, go to the next | |
8002 | + state. */ | |
8003 | + if ((*cur == '-' && cur[1] && cur[2] != '@') | |
8004 | + && cur[1] != '@') | |
8005 | + { | |
8006 | + current_state = PARSE_ARG; | |
8007 | + args_info->arg[current_arg].bitness | |
8008 | + = STAP_ARG_BITNESS_UNDEFINED; | |
8009 | + break; | |
8010 | + } | |
3a58abaf | 8011 | + |
6ed6bacf AM |
8012 | + if (*cur == '-') |
8013 | + { | |
8014 | + /* Discard the `-'. */ | |
8015 | + ++cur; | |
8016 | + got_minus = 1; | |
8017 | + } | |
3a58abaf | 8018 | + |
6ed6bacf AM |
8019 | + if (*cur == '4') |
8020 | + b = got_minus ? STAP_ARG_BITNESS_32BIT_SIGNED | |
8021 | + : STAP_ARG_BITNESS_32BIT_UNSIGNED; | |
8022 | + else if (*cur == '8') | |
8023 | + b = got_minus ? STAP_ARG_BITNESS_64BIT_SIGNED | |
8024 | + : STAP_ARG_BITNESS_64BIT_UNSIGNED; | |
8025 | + else | |
8026 | + { | |
8027 | + /* We have an error, because we don't expect anything | |
8028 | + except 4 and 8. */ | |
8029 | + complaint (&symfile_complaints, | |
8030 | + _("unrecognized bitness `%c' for probe `%s'"), | |
8031 | + *cur, probe->name); | |
8032 | + do_cleanups (back_to); | |
8033 | + return; | |
8034 | + } | |
3a58abaf | 8035 | + |
6ed6bacf AM |
8036 | + args_info->arg[current_arg].bitness = b; |
8037 | + /* Discard the number and the `@' sign. */ | |
8038 | + cur += 2; | |
8039 | + /* Move on. */ | |
8040 | + current_state = PARSE_ARG; | |
8041 | + } | |
8042 | + break; | |
3a58abaf | 8043 | + |
6ed6bacf AM |
8044 | + case PARSE_ARG: |
8045 | + { | |
8046 | + const char *start = cur; | |
3a58abaf | 8047 | + |
6ed6bacf AM |
8048 | + if (!stap_parse_arg (&cur)) |
8049 | + { | |
8050 | + /* We have tried to parse this argument, but it's | |
8051 | + malformed. This is an error. */ | |
8052 | + do_cleanups (back_to); | |
8053 | + return; | |
8054 | + } | |
3a58abaf | 8055 | + |
6ed6bacf AM |
8056 | + args_info->arg[current_arg].arg_str |
8057 | + = savestring (start, cur - start); | |
8058 | + /* Start it over again. */ | |
8059 | + cur = skip_spaces ((char *) cur); | |
8060 | + current_state = NEW_ARG; | |
8061 | + } | |
8062 | + break; | |
8063 | + } | |
3a58abaf | 8064 | + |
6ed6bacf AM |
8065 | + if (!*cur && current_state != NEW_ARG) |
8066 | + { | |
8067 | + /* We reached the end of the argument string, but we're | |
8068 | + still in the middle of the process of parsing an argument. | |
8069 | + It means the argument string is malformed. */ | |
8070 | + complaint (&symfile_complaints, | |
8071 | + _("malformed argument for probe `%s'"), | |
8072 | + probe->name); | |
8073 | + do_cleanups (back_to); | |
8074 | + return; | |
8075 | + } | |
8076 | + } | |
3a58abaf | 8077 | + |
6ed6bacf AM |
8078 | + args_info->n_args = current_arg + 1; |
8079 | + args_info->arg = xrealloc (args_info->arg, | |
8080 | + args_info->n_args | |
8081 | + * sizeof (struct stap_probe_arg)); | |
8082 | + args_info->probe = probe; | |
3a58abaf | 8083 | + |
6ed6bacf | 8084 | + probe->parsed_args = args_info; |
3a58abaf | 8085 | + |
6ed6bacf AM |
8086 | + discard_cleanups (back_to); |
8087 | +} | |
3a58abaf | 8088 | + |
6ed6bacf AM |
8089 | +/* See definition in stap-probe.h. */ |
8090 | + | |
8091 | +int | |
8092 | +stap_get_probe_argument_count (const struct stap_probe *probe) | |
8093 | +{ | |
8094 | + if (!probe->parsed_args) | |
8095 | + stap_parse_probe_arguments ((struct stap_probe *) probe); | |
8096 | + | |
8097 | + return probe->parsed_args->n_args; | |
8098 | +} | |
8099 | + | |
8100 | +/* Returns the operator precedence level of OP, or zero if the operator | |
8101 | + code was not recognized. | |
8102 | + The levels were taken from the gas manual. */ | |
8103 | + | |
8104 | +static int | |
8105 | +stap_get_operator_prec (enum exp_opcode op) | |
8106 | +{ | |
8107 | + switch (op) | |
8108 | + { | |
8109 | + case BINOP_LOGICAL_OR: | |
8110 | + return 1; | |
3a58abaf | 8111 | + |
6ed6bacf AM |
8112 | + case BINOP_LOGICAL_AND: |
8113 | + return 2; | |
3a58abaf | 8114 | + |
6ed6bacf AM |
8115 | + case BINOP_ADD: case BINOP_SUB: |
8116 | + case BINOP_EQUAL: case BINOP_NOTEQUAL: | |
8117 | + case BINOP_LESS: case BINOP_LEQ: | |
8118 | + case BINOP_GTR: case BINOP_GEQ: | |
8119 | + return 3; | |
3a58abaf | 8120 | + |
6ed6bacf AM |
8121 | + case BINOP_BITWISE_IOR: case BINOP_BITWISE_AND: |
8122 | + case BINOP_BITWISE_XOR: case UNOP_LOGICAL_NOT: | |
8123 | + return 4; | |
3a58abaf | 8124 | + |
6ed6bacf AM |
8125 | + case BINOP_MUL: case BINOP_DIV: case BINOP_REM: |
8126 | + case BINOP_LSH: case BINOP_RSH: | |
8127 | + return 5; | |
3a58abaf | 8128 | + |
6ed6bacf AM |
8129 | + default: |
8130 | + return 0; | |
8131 | + } | |
8132 | +} | |
3a58abaf | 8133 | + |
6ed6bacf AM |
8134 | +/* Given S, this function reads the operator in it and fills the OP |
8135 | + pointer with its code. Returns 1 on success, zero if the operator | |
8136 | + was not recognized. */ | |
3a58abaf | 8137 | + |
6ed6bacf AM |
8138 | +static int |
8139 | +stap_get_opcode (char **s, enum exp_opcode *op) | |
8140 | +{ | |
8141 | + char c = **s; | |
8142 | + int ret = 1; | |
3a58abaf | 8143 | + |
6ed6bacf | 8144 | + *s += 1; |
3a58abaf | 8145 | + |
6ed6bacf AM |
8146 | + switch (c) |
8147 | + { | |
8148 | + case '*': | |
8149 | + *op = BINOP_MUL; | |
8150 | + break; | |
3a58abaf | 8151 | + |
6ed6bacf AM |
8152 | + case '/': |
8153 | + *op = BINOP_DIV; | |
8154 | + break; | |
3a58abaf | 8155 | + |
6ed6bacf AM |
8156 | + case '%': |
8157 | + { | |
8158 | + if (isalpha (**s)) | |
8159 | + { | |
8160 | + /* Dealing with a register name. */ | |
8161 | + ret = 0; | |
8162 | + break; | |
8163 | + } | |
3a58abaf | 8164 | + |
6ed6bacf AM |
8165 | + *op = BINOP_REM; |
8166 | + } | |
8167 | + break; | |
3a58abaf | 8168 | + |
6ed6bacf AM |
8169 | + case '<': |
8170 | + *op = BINOP_LESS; | |
8171 | + if (**s == '<') | |
8172 | + { | |
8173 | + *s += 1; | |
8174 | + *op = BINOP_LSH; | |
8175 | + } | |
8176 | + else if (**s == '=') | |
8177 | + { | |
8178 | + *s += 1; | |
8179 | + *op = BINOP_LEQ; | |
8180 | + } | |
8181 | + else if (**s == '>') | |
8182 | + { | |
8183 | + *s += 1; | |
8184 | + *op = BINOP_NOTEQUAL; | |
8185 | + } | |
8186 | + break; | |
3a58abaf | 8187 | + |
6ed6bacf AM |
8188 | + case '>': |
8189 | + *op = BINOP_GTR; | |
8190 | + if (**s == '>') | |
8191 | + { | |
8192 | + *s += 1; | |
8193 | + *op = BINOP_RSH; | |
8194 | + } | |
8195 | + else if (**s == '=') | |
8196 | + { | |
8197 | + *s += 1; | |
8198 | + *op = BINOP_GEQ; | |
8199 | + } | |
8200 | + break; | |
3a58abaf | 8201 | + |
6ed6bacf AM |
8202 | + case '|': |
8203 | + *op = BINOP_BITWISE_IOR; | |
8204 | + if (**s == '|') | |
8205 | + { | |
8206 | + *s += 1; | |
8207 | + *op = BINOP_LOGICAL_OR; | |
8208 | + } | |
8209 | + break; | |
3a58abaf | 8210 | + |
6ed6bacf AM |
8211 | + case '&': |
8212 | + *op = BINOP_BITWISE_AND; | |
8213 | + if (**s == '&') | |
8214 | + { | |
8215 | + *s += 1; | |
8216 | + *op = BINOP_LOGICAL_AND; | |
8217 | + } | |
8218 | + break; | |
3a58abaf | 8219 | + |
6ed6bacf AM |
8220 | + case '^': |
8221 | + *op = BINOP_BITWISE_XOR; | |
8222 | + break; | |
3a58abaf | 8223 | + |
6ed6bacf AM |
8224 | + case '!': |
8225 | + *op = UNOP_LOGICAL_NOT; | |
8226 | + break; | |
3a58abaf | 8227 | + |
6ed6bacf AM |
8228 | + case '+': |
8229 | + *op = BINOP_ADD; | |
8230 | + break; | |
3a58abaf | 8231 | + |
6ed6bacf AM |
8232 | + case '-': |
8233 | + *op = BINOP_SUB; | |
8234 | + break; | |
3a58abaf | 8235 | + |
6ed6bacf AM |
8236 | + case '=': |
8237 | + if (**s != '=') | |
8238 | + { | |
8239 | + ret = 0; | |
8240 | + break; | |
8241 | + } | |
8242 | + *op = BINOP_EQUAL; | |
8243 | + break; | |
3a58abaf | 8244 | + |
6ed6bacf AM |
8245 | + default: |
8246 | + /* We didn't find any operator. */ | |
8247 | + *s -= 1; | |
8248 | + return 0; | |
8249 | + } | |
3a58abaf | 8250 | + |
6ed6bacf AM |
8251 | + return ret; |
8252 | +} | |
3a58abaf | 8253 | + |
6ed6bacf AM |
8254 | +/* Given the operator OPCODE, this function generates agent bytecode |
8255 | + for it. */ | |
3a58abaf | 8256 | + |
6ed6bacf AM |
8257 | +static void |
8258 | +stap_opcode_to_ax (struct stap_evaluation_info *eval_info, | |
8259 | + enum exp_opcode opcode) | |
8260 | +{ | |
8261 | + struct agent_expr *expr = eval_info->aexpr; | |
3a58abaf | 8262 | + |
6ed6bacf AM |
8263 | + switch (opcode) |
8264 | + { | |
8265 | + case BINOP_MUL: | |
8266 | + ax_simple (expr, aop_mul); | |
8267 | + break; | |
3a58abaf | 8268 | + |
6ed6bacf AM |
8269 | + case BINOP_DIV: |
8270 | + ax_simple (expr, aop_div_signed); | |
8271 | + break; | |
3a58abaf | 8272 | + |
6ed6bacf AM |
8273 | + case BINOP_REM: |
8274 | + ax_simple (expr, aop_rem_unsigned); | |
8275 | + break; | |
3a58abaf | 8276 | + |
6ed6bacf AM |
8277 | + case BINOP_LESS: |
8278 | + ax_simple (expr, aop_less_signed); | |
8279 | + break; | |
3a58abaf | 8280 | + |
6ed6bacf AM |
8281 | + case BINOP_LEQ: |
8282 | + /* A <= B is !(B < A) */ | |
8283 | + ax_simple (expr, aop_swap); | |
8284 | + ax_simple (expr, aop_less_signed); | |
8285 | + ax_simple (expr, aop_log_not); | |
8286 | + break; | |
3a58abaf | 8287 | + |
6ed6bacf AM |
8288 | + case BINOP_GTR: |
8289 | + /* A > B is B < A */ | |
8290 | + ax_simple (expr, aop_swap); | |
8291 | + ax_simple (expr, aop_less_signed); | |
8292 | + break; | |
7566401a | 8293 | + |
6ed6bacf AM |
8294 | + case BINOP_GEQ: |
8295 | + /* A >= B is !(A < B) */ | |
8296 | + ax_simple (expr, aop_less_signed); | |
8297 | + ax_simple (expr, aop_log_not); | |
8298 | + break; | |
7566401a | 8299 | + |
6ed6bacf AM |
8300 | + case BINOP_NOTEQUAL: |
8301 | + ax_simple (expr, aop_equal); | |
8302 | + ax_simple (expr, aop_log_not); | |
8303 | + break; | |
7566401a | 8304 | + |
6ed6bacf AM |
8305 | + case BINOP_LSH: |
8306 | + ax_simple (expr, aop_lsh); | |
8307 | + break; | |
7566401a | 8308 | + |
6ed6bacf AM |
8309 | + case BINOP_RSH: |
8310 | + ax_simple (expr, aop_rsh_unsigned); | |
8311 | + break; | |
7566401a | 8312 | + |
6ed6bacf AM |
8313 | + case BINOP_BITWISE_IOR: |
8314 | + ax_simple (expr, aop_bit_or); | |
8315 | + break; | |
8316 | + | |
8317 | + case BINOP_LOGICAL_OR: | |
8318 | + error (_("Operator logical-or (`||') not supported yet.")); | |
8319 | + break; | |
7566401a | 8320 | + |
6ed6bacf AM |
8321 | + case BINOP_BITWISE_AND: |
8322 | + ax_simple (expr, aop_bit_and); | |
8323 | + break; | |
7566401a | 8324 | + |
6ed6bacf AM |
8325 | + case BINOP_LOGICAL_AND: |
8326 | + error (_("Operator logical-and (`&&') not supported yet.")); | |
8327 | + break; | |
7566401a | 8328 | + |
6ed6bacf AM |
8329 | + case BINOP_BITWISE_XOR: |
8330 | + ax_simple (expr, aop_bit_xor); | |
8331 | + break; | |
7566401a | 8332 | + |
6ed6bacf AM |
8333 | + case UNOP_LOGICAL_NOT: |
8334 | + ax_simple (expr, aop_log_not); | |
8335 | + break; | |
7566401a | 8336 | + |
6ed6bacf AM |
8337 | + case BINOP_ADD: |
8338 | + ax_simple (expr, aop_add); | |
8339 | + break; | |
7566401a | 8340 | + |
6ed6bacf AM |
8341 | + case BINOP_SUB: |
8342 | + ax_simple (expr, aop_sub); | |
8343 | + break; | |
7566401a | 8344 | + |
6ed6bacf AM |
8345 | + case BINOP_EQUAL: |
8346 | + ax_simple (expr, aop_equal); | |
8347 | + break; | |
7566401a | 8348 | + |
6ed6bacf AM |
8349 | + default: |
8350 | + error (_("Invalid operator.")); | |
8351 | + } | |
8352 | +} | |
7566401a | 8353 | + |
6ed6bacf | 8354 | +/* Returns 1 if *S is an operator, zero otherwise. */ |
7566401a | 8355 | + |
6ed6bacf AM |
8356 | +static int |
8357 | +stap_is_operator (char *s) | |
8358 | +{ | |
8359 | + char op; | |
7566401a | 8360 | + |
6ed6bacf AM |
8361 | + if (!s || !*s) |
8362 | + return 0; | |
7566401a | 8363 | + |
6ed6bacf | 8364 | + op = *s; |
7566401a | 8365 | + |
6ed6bacf AM |
8366 | + if (*s == '%' && isalpha (s[1])) |
8367 | + /* Register name. */ | |
8368 | + return 0; | |
7566401a | 8369 | + |
6ed6bacf AM |
8370 | + return (op == '+' || op == '-' || op == '*' || op == '/' |
8371 | + || op == '>' || op == '<' || op == '!' || op == '^' | |
8372 | + || op == '|' || op == '&' || op == '%' || op == '='); | |
8373 | +} | |
7566401a | 8374 | + |
6ed6bacf AM |
8375 | +/* This function fetches the value of the register whose |
8376 | + name starts in the expression buffer. It also applies any register | |
8377 | + displacements (e.g., `-4(%eax)'), and indirects the contents of the | |
8378 | + register (e.g., `(%eax)'). It returns RET if the operation has succeeded, | |
8379 | + or calls `error' otherwise. */ | |
7566401a | 8380 | + |
6ed6bacf AM |
8381 | +static struct value * |
8382 | +stap_fetch_reg_value (struct stap_evaluation_info *eval_info, | |
8383 | + struct value *displacement) | |
8384 | +{ | |
8385 | + const char *start; | |
8386 | + char *s = eval_info->exp_buf; | |
8387 | + struct gdbarch *gdbarch = eval_info->gdbarch; | |
8388 | + struct frame_info *frame = eval_info->frame; | |
8389 | + enum stap_arg_bitness bitness = eval_info->bitness; | |
8390 | + char *regname; | |
8391 | + int len, regnum, indirect_p = 0; | |
8392 | + struct value *ret = NULL; | |
8393 | + | |
8394 | + /* The function which called us did not check if the expression | |
8395 | + buffer was empty. */ | |
8396 | + gdb_assert (s && *s); | |
3a58abaf | 8397 | + |
6ed6bacf AM |
8398 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) |
8399 | + /* If we are compiling, we cannot return NULL because that would | |
8400 | + lead to errors in future evaluations. That's why we just make | |
8401 | + this dummy value, representing that the return value of this | |
8402 | + function is not NULL. */ | |
8403 | + ret = value_from_longest (builtin_type (gdbarch)->builtin_int, 0); | |
3a58abaf | 8404 | + |
6ed6bacf | 8405 | + /* Valid register name on x86 platforms are: |
3a58abaf | 8406 | + |
6ed6bacf | 8407 | + [paren]%{a-z0-9}[paren] |
3a58abaf | 8408 | + |
6ed6bacf AM |
8409 | + Let's check for that here. */ |
8410 | + if (*s == '(') | |
8411 | + { | |
8412 | + ++s; | |
8413 | + if (!*s || *s != '%' | |
8414 | + || (*s == '%' && !isalpha (s[1]))) | |
8415 | + error (_("Invalid register name on expression `%s'."), | |
8416 | + eval_info->saved_expr); | |
8417 | + ++s; | |
8418 | + /* The presence of parenthesis means that we want to indirect | |
8419 | + the register. */ | |
8420 | + indirect_p = 1; | |
8421 | + } | |
8422 | + else if (*s == '%') | |
8423 | + { | |
8424 | + ++s; | |
8425 | + if (!*s || !isalpha (*s)) | |
8426 | + error (_("Invalid register name on expression `%s'."), | |
8427 | + eval_info->saved_expr); | |
8428 | + } | |
8429 | + else | |
8430 | + error (_("Invalid register name on expression `%s'."), | |
8431 | + eval_info->saved_expr); | |
3a58abaf | 8432 | + |
6ed6bacf AM |
8433 | + if (displacement && !indirect_p) |
8434 | + /* We cannot apply displacement to non-indirect register access. */ | |
8435 | + error (_("Trying to apply displacement without indirecting register " | |
8436 | + "on expression `%s'."), eval_info->saved_expr); | |
3a58abaf | 8437 | + |
6ed6bacf AM |
8438 | + /* Ok, let's calculate the size of the register name. */ |
8439 | + start = s; | |
8440 | + while (isalnum (*s)) | |
8441 | + ++s; | |
3a58abaf | 8442 | + |
6ed6bacf | 8443 | + len = s - start; |
3a58abaf | 8444 | + |
6ed6bacf AM |
8445 | + if (indirect_p && *s == ')') |
8446 | + ++s; | |
3a58abaf | 8447 | + |
6ed6bacf AM |
8448 | + regname = alloca (len + 1); |
8449 | + strncpy (regname, start, len); | |
8450 | + regname[len] = '\0'; | |
3a58abaf | 8451 | + |
6ed6bacf AM |
8452 | + /* Translating the register name into the corresponding number. */ |
8453 | + regnum = user_reg_map_name_to_regnum (gdbarch, regname, len); | |
3a58abaf | 8454 | + |
6ed6bacf AM |
8455 | + if (regnum == -1) |
8456 | + error (_("Invalid register name `%s' on expression `%s'."), | |
8457 | + regname, eval_info->saved_expr); | |
3a58abaf | 8458 | + |
6ed6bacf AM |
8459 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) |
8460 | + ax_reg (eval_info->aexpr, regnum); | |
8461 | + else | |
8462 | + ret = value_of_register (regnum, frame); | |
3a58abaf | 8463 | + |
6ed6bacf AM |
8464 | + if (indirect_p) |
8465 | + { | |
8466 | + struct type *t = NULL; | |
8467 | + enum agent_op aop = aop_ref32; | |
3a58abaf | 8468 | + |
6ed6bacf AM |
8469 | + /* If the user has specified that the register must be indirected, |
8470 | + we should know what's the correct type to cast it before making | |
8471 | + the indirection. This type corresponds to the bitness specified | |
8472 | + before the `@' sign on the argument string, or it defaults to | |
8473 | + `unsigned long' if the `@' were not present. */ | |
3a58abaf | 8474 | + |
6ed6bacf AM |
8475 | + switch (bitness) |
8476 | + { | |
8477 | + case STAP_ARG_BITNESS_UNDEFINED: | |
8478 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) | |
8479 | + { | |
8480 | + if (gdbarch_addr_bit (gdbarch) == 32) | |
8481 | + aop = aop_ref32; | |
8482 | + else | |
8483 | + aop = aop_ref64; | |
8484 | + } | |
8485 | + else | |
8486 | + { | |
8487 | + if (gdbarch_addr_bit (gdbarch) == 32) | |
8488 | + t = lookup_pointer_type | |
8489 | + (builtin_type (gdbarch)->builtin_uint32); | |
8490 | + else | |
8491 | + t = lookup_pointer_type | |
8492 | + (builtin_type (gdbarch)->builtin_uint64); | |
8493 | + } | |
8494 | + break; | |
3a58abaf | 8495 | + |
6ed6bacf AM |
8496 | + case STAP_ARG_BITNESS_32BIT_SIGNED: |
8497 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) | |
8498 | + aop = aop_ref32; | |
8499 | + else | |
8500 | + t = lookup_pointer_type | |
8501 | + (builtin_type (gdbarch)->builtin_int32); | |
8502 | + break; | |
3a58abaf | 8503 | + |
6ed6bacf AM |
8504 | + case STAP_ARG_BITNESS_32BIT_UNSIGNED: |
8505 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) | |
8506 | + aop = aop_ref32; | |
8507 | + else | |
8508 | + t = lookup_pointer_type | |
8509 | + (builtin_type (gdbarch)->builtin_uint32); | |
8510 | + break; | |
3a58abaf | 8511 | + |
6ed6bacf AM |
8512 | + case STAP_ARG_BITNESS_64BIT_SIGNED: |
8513 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) | |
8514 | + aop = aop_ref64; | |
8515 | + else | |
8516 | + t = lookup_pointer_type | |
8517 | + (builtin_type (gdbarch)->builtin_int64); | |
8518 | + break; | |
3a58abaf | 8519 | + |
6ed6bacf AM |
8520 | + case STAP_ARG_BITNESS_64BIT_UNSIGNED: |
8521 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) | |
8522 | + aop = aop_ref64; | |
8523 | + else | |
8524 | + t = lookup_pointer_type | |
8525 | + (builtin_type (gdbarch)->builtin_uint64); | |
8526 | + break; | |
3a58abaf | 8527 | + |
6ed6bacf AM |
8528 | + default: |
8529 | + internal_error (__FILE__, __LINE__, | |
8530 | + _("Undefined bitness for probe.")); | |
8531 | + break; | |
8532 | + } | |
3a58abaf | 8533 | + |
6ed6bacf AM |
8534 | + if (displacement) |
8535 | + { | |
8536 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) | |
8537 | + { | |
8538 | + ax_const_l (eval_info->aexpr, value_as_long (displacement)); | |
8539 | + ax_simple (eval_info->aexpr, aop_add); | |
8540 | + } | |
8541 | + else | |
8542 | + ret = value_ptradd (ret, value_as_long (displacement)); | |
8543 | + } | |
3a58abaf | 8544 | + |
6ed6bacf AM |
8545 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) |
8546 | + { | |
8547 | + if (trace_kludge) | |
8548 | + { | |
8549 | + gdb_assert (aop == aop_ref32 || aop == aop_ref64); | |
8550 | + ax_trace_quick (eval_info->aexpr, aop == aop_ref32 ? 4 : 8); | |
8551 | + } | |
8552 | + ax_simple (eval_info->aexpr, aop); | |
8553 | + } | |
8554 | + else | |
8555 | + { | |
8556 | + ret = value_cast (t, ret); | |
8557 | + ret = value_ind (ret); | |
8558 | + } | |
8559 | + } | |
3a58abaf | 8560 | + |
6ed6bacf AM |
8561 | + /* Updating the expression buffer pointer, because we have made |
8562 | + some modifications to it before. */ | |
8563 | + eval_info->exp_buf = s; | |
3a58abaf | 8564 | + |
6ed6bacf AM |
8565 | + return ret; |
8566 | +} | |
3a58abaf | 8567 | + |
6ed6bacf | 8568 | +/* This function tries to evaluate a single operand of the expression. |
3a58abaf | 8569 | + |
6ed6bacf | 8570 | + Single operands can be: |
3a58abaf | 8571 | + |
6ed6bacf AM |
8572 | + - unary operators `-' and `~'; |
8573 | + - integer constants (beginning with `$'); | |
8574 | + - register access, with/out displacement and indirection. */ | |
3a58abaf | 8575 | + |
6ed6bacf AM |
8576 | +static struct value * |
8577 | +stap_evaluate_single_operand (struct stap_evaluation_info *eval_info) | |
3a58abaf | 8578 | +{ |
6ed6bacf AM |
8579 | + struct gdbarch *gdbarch = eval_info->gdbarch; |
8580 | + struct frame_info *frame = eval_info->frame; | |
8581 | + enum stap_arg_bitness bitness = eval_info->bitness; | |
8582 | + struct value *res = NULL; | |
3a58abaf | 8583 | + |
6ed6bacf AM |
8584 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) |
8585 | + /* If we are compiling, we cannot return NULL because that would | |
8586 | + lead to errors in future evaluations. That's why we just make | |
8587 | + this dummy value, representing that the return value of this | |
8588 | + function is not NULL. */ | |
8589 | + res = value_from_longest (builtin_type (gdbarch)->builtin_int, 0); | |
8590 | + | |
8591 | + switch (*eval_info->exp_buf) | |
3a58abaf | 8592 | + { |
6ed6bacf AM |
8593 | + case '-': case '~': |
8594 | + { | |
8595 | + char c = *eval_info->exp_buf; | |
3a58abaf | 8596 | + |
6ed6bacf | 8597 | + /* This is an unary operator (either `-' or `~'). |
3a58abaf | 8598 | + |
6ed6bacf AM |
8599 | + If it is followed by a parenthesis, and this parenthesis |
8600 | + is NOT followed by a `%', then we are dealing with an expression | |
8601 | + like `-(2 + 3)' or `~(2 + 3)'. We just have to treat separately | |
8602 | + and return the result after applying the operation (`-' or `~'). | |
3a58abaf | 8603 | + |
6ed6bacf AM |
8604 | + If it is followed by a digit, then we have only one choice: it |
8605 | + is a displacement argument for a register access, like | |
8606 | + `-4(%eax)'. It also means that the operator can *only* be `-', | |
8607 | + and the characters immediately after the number *must* be `(%'. | |
3a58abaf | 8608 | + |
6ed6bacf AM |
8609 | + If it is followed by a `$', then it is an integer constant, and |
8610 | + we should apply the correct operation to it. */ | |
3a58abaf | 8611 | + |
6ed6bacf AM |
8612 | + ++eval_info->exp_buf; |
8613 | + eval_info->exp_buf = skip_spaces (eval_info->exp_buf); | |
8614 | + if (*eval_info->exp_buf | |
8615 | + && *eval_info->exp_buf == '(' | |
8616 | + && eval_info->exp_buf[1] != '%') | |
8617 | + { | |
8618 | + struct value *tmp_res; | |
3a58abaf | 8619 | + |
6ed6bacf AM |
8620 | + /* We're not dealing with a register name, but with an |
8621 | + expression like `-(2 + 3)' or `~(2 + 3)'. We first have | |
8622 | + to evaluate the right side of the expression (i.e., the | |
8623 | + parenthesis), and then apply the specified operation | |
8624 | + (either `-' or `~') to it. */ | |
8625 | + tmp_res = stap_evaluate_conditionally (eval_info); | |
3a58abaf | 8626 | + |
6ed6bacf AM |
8627 | + if (c == '-') |
8628 | + { | |
8629 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) | |
8630 | + { | |
8631 | + /* We have to add `-1' to the stack, and multiply | |
8632 | + the two values. */ | |
8633 | + ax_const_l (eval_info->aexpr, -1); | |
8634 | + ax_simple (eval_info->aexpr, aop_mul); | |
8635 | + } | |
8636 | + else | |
8637 | + res = value_neg (tmp_res); | |
8638 | + } | |
8639 | + else | |
8640 | + { | |
8641 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) | |
8642 | + ax_simple (eval_info->aexpr, aop_bit_not); | |
8643 | + else | |
8644 | + res = value_complement (tmp_res); | |
8645 | + } | |
8646 | + } | |
8647 | + else if (isdigit (*eval_info->exp_buf)) | |
8648 | + { | |
8649 | + int number; | |
8650 | + | |
8651 | + /* This is a number, so it MUST be a register displacement. | |
8652 | + The only operator allowed here is `-', it MUST be | |
8653 | + followed by a number, and the number MUST be followed by | |
8654 | + `(%'. */ | |
8655 | + if (c != '-') | |
8656 | + error (_("Invalid operator `%c' for register displacement " | |
8657 | + "on expression `%s'."), c, eval_info->saved_expr); | |
8658 | + | |
8659 | + number = strtol (eval_info->exp_buf, | |
8660 | + &eval_info->exp_buf, 0) * -1; | |
8661 | + | |
8662 | + if (!*eval_info->exp_buf | |
8663 | + || *eval_info->exp_buf != '(' | |
8664 | + || (*eval_info->exp_buf == '(' | |
8665 | + && eval_info->exp_buf[1] != '%')) | |
8666 | + error (_("Invalid method of indirecting a register on " | |
8667 | + "expression `%s'."), eval_info->saved_expr); | |
8668 | + | |
8669 | + res | |
8670 | + = value_from_longest (builtin_type (gdbarch)->builtin_int, | |
8671 | + number); | |
8672 | + | |
8673 | + res = stap_fetch_reg_value (eval_info, res); | |
8674 | + } | |
8675 | + else if (*eval_info->exp_buf == '$') | |
8676 | + { | |
8677 | + int number; | |
8678 | + | |
8679 | + /* Last case. We are dealing with an integer constant, so | |
8680 | + we must read it and then apply the necessary operation, | |
8681 | + either `-' or `~'. */ | |
8682 | + ++eval_info->exp_buf; | |
8683 | + number = strtol (eval_info->exp_buf, | |
8684 | + &eval_info->exp_buf, 0); | |
8685 | + | |
8686 | + if (!STAP_COMPILING_AGENT_EXPR_P (eval_info)) | |
8687 | + res | |
8688 | + = value_from_longest (builtin_type (gdbarch)->builtin_int, | |
8689 | + number); | |
8690 | + else | |
8691 | + ax_const_l (eval_info->aexpr, number); | |
3a58abaf | 8692 | + |
6ed6bacf | 8693 | + eval_info->exp_buf = skip_spaces (eval_info->exp_buf); |
3a58abaf | 8694 | + |
6ed6bacf AM |
8695 | + if (c == '-') |
8696 | + { | |
8697 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) | |
8698 | + ax_simple (eval_info->aexpr, aop_log_not); | |
8699 | + else | |
8700 | + res = value_neg (res); | |
8701 | + } | |
8702 | + else | |
8703 | + { | |
8704 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) | |
8705 | + ax_simple (eval_info->aexpr, aop_bit_not); | |
8706 | + else | |
8707 | + res = value_complement (res); | |
8708 | + } | |
8709 | + } | |
8710 | + else | |
8711 | + error (_("Invalid operand to unary operator `%c' on " | |
8712 | + "expression `%s'."), c, eval_info->saved_expr); | |
8713 | + } | |
8714 | + break; | |
3a58abaf | 8715 | + |
6ed6bacf AM |
8716 | + case '0': case '1': case '2': case '3': case '4': |
8717 | + case '5': case '6': case '7': case '8': case '9': | |
8718 | + { | |
8719 | + int number = strtol (eval_info->exp_buf, &eval_info->exp_buf, 0); | |
51a5ef0f | 8720 | + |
6ed6bacf AM |
8721 | + /* This is a register displacement with a positive value. We read |
8722 | + the number, and then check for the mandatory `(%' part. */ | |
8723 | + if (!*eval_info->exp_buf | |
8724 | + || !(*eval_info->exp_buf == '(' | |
8725 | + && eval_info->exp_buf[1] == '%')) | |
8726 | + error (_("Invalid register access on expression `%s'."), | |
8727 | + eval_info->saved_expr); | |
3a58abaf | 8728 | + |
6ed6bacf AM |
8729 | + res = value_from_longest (builtin_type (gdbarch)->builtin_int, |
8730 | + number); | |
3a58abaf | 8731 | + |
6ed6bacf AM |
8732 | + res = stap_fetch_reg_value (eval_info, res); |
8733 | + } | |
8734 | + break; | |
51a5ef0f | 8735 | + |
6ed6bacf AM |
8736 | + case '$': |
8737 | + { | |
8738 | + int number; | |
51a5ef0f | 8739 | + |
6ed6bacf AM |
8740 | + /* This is an integer constant. We just have to read the number |
8741 | + and return it. */ | |
8742 | + ++eval_info->exp_buf; | |
8743 | + eval_info->exp_buf = skip_spaces (eval_info->exp_buf); | |
51a5ef0f | 8744 | + |
6ed6bacf | 8745 | + number = strtol (eval_info->exp_buf, &eval_info->exp_buf, 0); |
51a5ef0f | 8746 | + |
6ed6bacf AM |
8747 | + if (STAP_COMPILING_AGENT_EXPR_P (eval_info)) |
8748 | + ax_const_l (eval_info->aexpr, number); | |
8749 | + else | |
8750 | + res = value_from_longest (builtin_type (gdbarch)->builtin_int, | |
8751 | + number); | |
51a5ef0f | 8752 | + |
6ed6bacf AM |
8753 | + eval_info->exp_buf = skip_spaces (eval_info->exp_buf); |
8754 | + } | |
8755 | + break; | |
51a5ef0f | 8756 | + |
6ed6bacf AM |
8757 | + case '(': case '%': |
8758 | + { | |
8759 | + /* Register access, with or without indirection. */ | |
8760 | + res = stap_fetch_reg_value (eval_info, /*displacement=*/NULL); | |
8761 | + eval_info->exp_buf = skip_spaces (eval_info->exp_buf); | |
8762 | + } | |
8763 | + break; | |
8764 | + | |
8765 | + default: | |
8766 | + { | |
8767 | + error (_("Operator `%c' not recognized on expression `%s'."), | |
8768 | + *eval_info->exp_buf, eval_info->saved_expr); | |
8769 | + } | |
8770 | + } | |
51a5ef0f | 8771 | + |
6ed6bacf | 8772 | + return res; |
3a58abaf AM |
8773 | +} |
8774 | + | |
6ed6bacf AM |
8775 | +/* This function is responsible for checking the necessary type of evaluation |
8776 | + depending on what is the next "thing" in the buffer. Valid values are: | |
51a5ef0f | 8777 | + |
6ed6bacf AM |
8778 | + - Unary operators; |
8779 | + - Integer constants; | |
8780 | + - Register displacement, indirection, and direct access; | |
8781 | + - Parenthesized operand. */ | |
51a5ef0f | 8782 | + |
6ed6bacf AM |
8783 | +static struct value * |
8784 | +stap_evaluate_conditionally (struct stap_evaluation_info *eval_info) | |
8785 | +{ | |
8786 | + char *s = eval_info->exp_buf; | |
8787 | + struct value *ret = NULL; | |
3a58abaf | 8788 | + |
6ed6bacf AM |
8789 | + if (*s == '-' || *s == '~' /* Unary operators. */ |
8790 | + || *s == '$' /* Number (integer constant). */ | |
8791 | + || (isdigit (*s) && s[1] == '(' && s[2] == '%') /* Displacement. */ | |
8792 | + || (*s == '(' && s[1] == '%') /* Register indirection. */ | |
8793 | + || (*s == '%' && isalpha (s[1]))) /* Register value. */ | |
8794 | + /* This is a single operand, so just evaluate it and return. */ | |
8795 | + ret = stap_evaluate_single_operand (eval_info); | |
8796 | + else if (*s == '(') | |
3a58abaf | 8797 | + { |
6ed6bacf AM |
8798 | + /* We are dealing with a parenthesized operand. It means we |
8799 | + have to evaluate it as it was a separate expression, without | |
8800 | + left-side or precedence. */ | |
8801 | + ++eval_info->exp_buf; | |
8802 | + eval_info->exp_buf = skip_spaces (eval_info->exp_buf); | |
51a5ef0f | 8803 | + |
6ed6bacf AM |
8804 | + ret = stap_evaluate_probe_argument_2 (eval_info, |
8805 | + /*lhs=*/NULL, /*prec=*/0); | |
3a58abaf | 8806 | + |
6ed6bacf AM |
8807 | + if (*eval_info->exp_buf != ')') |
8808 | + error (_("Missign close-paren on expression `%s'."), | |
8809 | + eval_info->saved_expr); | |
3a58abaf | 8810 | + |
6ed6bacf AM |
8811 | + ++eval_info->exp_buf; |
8812 | + eval_info->exp_buf = skip_spaces (eval_info->exp_buf); | |
8813 | + } | |
8814 | + else | |
8815 | + error (_("Cannot evaluate expression `%s'."), | |
8816 | + eval_info->saved_expr); | |
8817 | + | |
8818 | + return ret; | |
3a58abaf AM |
8819 | +} |
8820 | + | |
6ed6bacf AM |
8821 | +/* Evaluation function for probe's argument expressions. LHS represents |
8822 | + the left side of the expression, and PREC is the precedence of the | |
8823 | + last operator identified before calling the function. */ | |
51a5ef0f | 8824 | + |
6ed6bacf AM |
8825 | +static struct value * |
8826 | +stap_evaluate_probe_argument_2 (struct stap_evaluation_info *eval_info, | |
8827 | + struct value *lhs, int prec) | |
8828 | +{ | |
8829 | + struct value *rhs = NULL; | |
8830 | + int compiling_p = STAP_COMPILING_AGENT_EXPR_P (eval_info); | |
8831 | + | |
8832 | + /* This is an operator-precedence parser and evaluator. | |
8833 | + | |
8834 | + We work with left- and right-sides of expressions, and | |
8835 | + evaluate them depending on the precedence of the operators | |
8836 | + we find. */ | |
8837 | + | |
8838 | + eval_info->exp_buf = skip_spaces (eval_info->exp_buf); | |
8839 | + | |
8840 | + if (!lhs) | |
8841 | + /* We were called without a left-side, either because this is the | |
8842 | + first call, or because we were called to evaluate a parenthesized | |
8843 | + expression. It doesn't really matter; we have to evaluate the | |
8844 | + left-side in order to continue the process. */ | |
8845 | + lhs = stap_evaluate_conditionally (eval_info); | |
8846 | + | |
8847 | + /* Start to evaluate the right-side, and to "join" left and right sides | |
8848 | + depending on the operation specified. | |
8849 | + | |
8850 | + This loop shall continue until we run out of characters in the input, | |
8851 | + or until we find a close-parenthesis, which means that we've reached | |
8852 | + the end of a sub-expression. */ | |
8853 | + while (eval_info->exp_buf | |
8854 | + && *eval_info->exp_buf | |
8855 | + && *eval_info->exp_buf != ')') | |
8856 | + { | |
8857 | + char *tmp_exp_buf; | |
8858 | + enum exp_opcode opcode; | |
8859 | + int cur_prec; | |
8860 | + | |
8861 | + if (!stap_is_operator (eval_info->exp_buf)) | |
8862 | + error (_("Invalid operator `%c' on expression `%s'."), | |
8863 | + *eval_info->exp_buf, eval_info->saved_expr); | |
8864 | + | |
8865 | + /* We have to save the current value of the expression buffer because | |
8866 | + the `stap_get_opcode' modifies it in order to get the current | |
8867 | + operator. If this operator's precedence is lower than PREC, we | |
8868 | + should return and not advance the expression buffer pointer. */ | |
8869 | + tmp_exp_buf = eval_info->exp_buf; | |
8870 | + stap_get_opcode (&tmp_exp_buf, &opcode); | |
8871 | + | |
8872 | + cur_prec = stap_get_operator_prec (opcode); | |
8873 | + if (cur_prec < prec) | |
8874 | + /* If the precedence of the operator that we are seeing now is | |
8875 | + lower than the precedence of the first operator seen before | |
8876 | + this evaluation process began, it means we should stop evaluating | |
8877 | + and return. */ | |
8878 | + break; | |
3a58abaf | 8879 | + |
6ed6bacf AM |
8880 | + eval_info->exp_buf = tmp_exp_buf; |
8881 | + eval_info->exp_buf = skip_spaces (eval_info->exp_buf); | |
51a5ef0f | 8882 | + |
6ed6bacf AM |
8883 | + /* Evaluate the right-side of the expression. */ |
8884 | + rhs = stap_evaluate_conditionally (eval_info); | |
51a5ef0f | 8885 | + |
6ed6bacf AM |
8886 | + /* While we still have operators, try to evaluate another |
8887 | + right-side, but using the current right-side as a left-side. */ | |
8888 | + while (*eval_info->exp_buf | |
8889 | + && stap_is_operator (eval_info->exp_buf)) | |
8890 | + { | |
8891 | + enum exp_opcode lookahead_opcode; | |
8892 | + int lookahead_prec; | |
8893 | + | |
8894 | + /* Saving the current expression buffer position. The explanation | |
8895 | + is the same as above. */ | |
8896 | + tmp_exp_buf = eval_info->exp_buf; | |
8897 | + stap_get_opcode (&tmp_exp_buf, &lookahead_opcode); | |
8898 | + lookahead_prec = stap_get_operator_prec (lookahead_opcode); | |
8899 | + | |
8900 | + if (lookahead_prec <= prec) | |
8901 | + /* If we are dealing with an operator whose precedence is lower | |
8902 | + than the first one, just abandon the attempt. */ | |
8903 | + break; | |
3a58abaf | 8904 | + |
6ed6bacf AM |
8905 | + rhs = stap_evaluate_probe_argument_2 (eval_info, |
8906 | + rhs, lookahead_prec); | |
8907 | + } | |
3a58abaf | 8908 | + |
6ed6bacf AM |
8909 | + /* Now, "join" both left and right sides into one left-side, using |
8910 | + the specified operator. */ | |
8911 | + if (compiling_p) | |
8912 | + stap_opcode_to_ax (eval_info, opcode); | |
8913 | + else | |
8914 | + lhs = value_binop (lhs, rhs, opcode); | |
3a58abaf | 8915 | + } |
3a58abaf | 8916 | + |
6ed6bacf | 8917 | + return lhs; |
51a5ef0f | 8918 | +} |
3a58abaf | 8919 | + |
6ed6bacf AM |
8920 | +/* This function fills the necessary arguments for the evaluation function |
8921 | + to work. */ | |
3a58abaf | 8922 | + |
6ed6bacf AM |
8923 | +static struct value * |
8924 | +stap_evaluate_probe_argument_1 (struct objfile *objfile, | |
8925 | + const struct stap_probe *probe, | |
8926 | + struct frame_info *frame, | |
8927 | + int n) | |
51a5ef0f | 8928 | +{ |
6ed6bacf AM |
8929 | + struct stap_evaluation_info eval_info; |
8930 | + char *s = (char *) probe->parsed_args->arg[n].arg_str; | |
8931 | + struct value *res, *vs[4]; | |
3a58abaf | 8932 | + |
6ed6bacf AM |
8933 | + /* Filling necessary information for evaluation function. */ |
8934 | + eval_info.saved_expr = s; | |
8935 | + eval_info.exp_buf = s; | |
8936 | + eval_info.gdbarch = get_objfile_arch (objfile); | |
8937 | + eval_info.frame = frame; | |
8938 | + eval_info.bitness = probe->parsed_args->arg[n].bitness; | |
8939 | + /* We are not compiling to an agent expression. */ | |
8940 | + eval_info.aexpr = NULL; | |
8941 | + eval_info.avalue = NULL; | |
3a58abaf | 8942 | + |
6ed6bacf AM |
8943 | + res = stap_evaluate_probe_argument_2 (&eval_info, |
8944 | + /*lhs=*/NULL, /*prec=*/0); | |
3a58abaf | 8945 | + |
6ed6bacf AM |
8946 | + if (!res) |
8947 | + error (_("Could not evaluate expression `%s'."), | |
8948 | + eval_info.saved_expr); | |
3a58abaf | 8949 | + |
6ed6bacf | 8950 | + return res; |
3a58abaf AM |
8951 | +} |
8952 | + | |
6ed6bacf | 8953 | +/* See definition in stap-probe.h. */ |
3a58abaf | 8954 | + |
6ed6bacf AM |
8955 | +struct value * |
8956 | +stap_evaluate_probe_argument (struct objfile *objfile, | |
8957 | + const struct stap_probe *probe, | |
8958 | + struct frame_info *frame, | |
8959 | + int n) | |
3a58abaf | 8960 | +{ |
6ed6bacf AM |
8961 | + if (!probe->parsed_args) |
8962 | + stap_parse_probe_arguments ((struct stap_probe *) probe); | |
8963 | + | |
8964 | + if (!probe->parsed_args->arg | |
8965 | + || n >= probe->parsed_args->n_args) | |
8966 | + return NULL; | |
3a58abaf | 8967 | + |
6ed6bacf | 8968 | + return stap_evaluate_probe_argument_1 (objfile, probe, frame, n); |
3a58abaf AM |
8969 | +} |
8970 | + | |
6ed6bacf AM |
8971 | +/* Helper function which compiles the probe's argument N into an |
8972 | + agent expression, suitable for using with tracepoints. */ | |
3a58abaf | 8973 | + |
51a5ef0f | 8974 | +static void |
6ed6bacf AM |
8975 | +stap_compile_to_ax_1 (struct objfile *objfile, |
8976 | + const struct stap_probe *probe, | |
8977 | + struct agent_expr *expr, | |
8978 | + struct axs_value *value, | |
8979 | + int n) | |
8980 | +{ | |
8981 | + struct stap_evaluation_info eval_info; | |
8982 | + struct gdbarch *gdbarch = expr->gdbarch; | |
8983 | + char *s = (char *) probe->parsed_args->arg[n].arg_str; | |
8984 | + | |
8985 | + /* Filling necessary information for evaluation function. */ | |
8986 | + eval_info.saved_expr = s; | |
8987 | + eval_info.exp_buf = s; | |
8988 | + eval_info.gdbarch = expr->gdbarch; | |
8989 | + eval_info.frame = NULL; | |
8990 | + eval_info.bitness = probe->parsed_args->arg[n].bitness; | |
8991 | + /* We are compiling to an agent expression. */ | |
8992 | + eval_info.aexpr = expr; | |
8993 | + eval_info.avalue = value; | |
8994 | + | |
8995 | + /* We can always use this kind. */ | |
8996 | + value->kind = axs_rvalue; | |
8997 | + | |
8998 | + /* Figuring out the correct type for this axs_value. */ | |
8999 | + switch (eval_info.bitness) | |
9000 | + { | |
9001 | + case STAP_ARG_BITNESS_UNDEFINED: | |
9002 | + if (gdbarch_addr_bit (gdbarch) == 32) | |
9003 | + value->type = builtin_type (gdbarch)->builtin_uint32; | |
9004 | + else | |
9005 | + value->type = builtin_type (gdbarch)->builtin_uint64; | |
9006 | + break; | |
3a58abaf | 9007 | + |
6ed6bacf AM |
9008 | + case STAP_ARG_BITNESS_32BIT_SIGNED: |
9009 | + value->type = builtin_type (gdbarch)->builtin_int32; | |
9010 | + break; | |
3a58abaf | 9011 | + |
6ed6bacf AM |
9012 | + case STAP_ARG_BITNESS_32BIT_UNSIGNED: |
9013 | + value->type = builtin_type (gdbarch)->builtin_uint32; | |
9014 | + break; | |
3a58abaf | 9015 | + |
6ed6bacf AM |
9016 | + case STAP_ARG_BITNESS_64BIT_SIGNED: |
9017 | + value->type = builtin_type (gdbarch)->builtin_int64; | |
9018 | + break; | |
3a58abaf | 9019 | + |
6ed6bacf AM |
9020 | + case STAP_ARG_BITNESS_64BIT_UNSIGNED: |
9021 | + value->type = builtin_type (gdbarch)->builtin_uint64; | |
9022 | + break; | |
9023 | + | |
9024 | + default: | |
9025 | + internal_error (__FILE__, __LINE__, | |
9026 | + _("Undefined bitness for probe.")); | |
9027 | + break; | |
3a58abaf AM |
9028 | + } |
9029 | + | |
6ed6bacf AM |
9030 | + stap_evaluate_probe_argument_2 (&eval_info, |
9031 | + /*lhs=*/NULL, /*prec=*/0); | |
3a58abaf AM |
9032 | +} |
9033 | + | |
6ed6bacf | 9034 | +/* See definition in stap-probe.h. */ |
3a58abaf | 9035 | + |
6ed6bacf AM |
9036 | +void |
9037 | +stap_compile_to_ax (struct objfile *objfile, | |
9038 | + const struct stap_probe *probe, | |
9039 | + struct agent_expr *expr, | |
9040 | + struct axs_value *value, | |
9041 | + int n) | |
9042 | +{ | |
9043 | + if (!probe->parsed_args) | |
9044 | + stap_parse_probe_arguments ((struct stap_probe *) probe); | |
3a58abaf | 9045 | + |
6ed6bacf AM |
9046 | + if (!probe->parsed_args->arg |
9047 | + || n >= probe->parsed_args->n_args) | |
9048 | + return; | |
9049 | + | |
9050 | + stap_compile_to_ax_1 (objfile, probe, expr, value, n); | |
9051 | +} | |
9052 | + | |
9053 | +struct value * | |
9054 | +stap_safe_evaluate_at_pc (struct frame_info *frame, int n) | |
3a58abaf | 9055 | +{ |
6ed6bacf AM |
9056 | + const struct stap_probe *probe; |
9057 | + struct objfile *objfile; | |
9058 | + int n_probes; | |
3a58abaf | 9059 | + |
6ed6bacf AM |
9060 | + probe = find_probe_by_pc (get_frame_pc (frame), &objfile); |
9061 | + if (!probe) | |
9062 | + return NULL; | |
9063 | + gdb_assert (objfile->sf && objfile->sf->sym_probe_fns); | |
9064 | + | |
9065 | + n_probes | |
9066 | + = objfile->sf->sym_probe_fns->sym_get_probe_argument_count (objfile, | |
9067 | + probe); | |
9068 | + if (n >= n_probes) | |
9069 | + return NULL; | |
9070 | + | |
9071 | + return objfile->sf->sym_probe_fns->sym_evaluate_probe_argument (objfile, | |
9072 | + probe, | |
9073 | + frame, | |
9074 | + n); | |
3a58abaf AM |
9075 | +} |
9076 | + | |
6ed6bacf AM |
9077 | +/* This function frees the space allocated to hold information about |
9078 | + the probe's parsed arguments. */ | |
3a58abaf | 9079 | + |
6ed6bacf AM |
9080 | +void |
9081 | +stap_free_parsed_args (struct stap_args_info *parsed_args) | |
9082 | +{ | |
9083 | + int i; | |
3a58abaf | 9084 | + |
6ed6bacf AM |
9085 | + if (!parsed_args |
9086 | + || parsed_args == &dummy_stap_args_info | |
9087 | + || parsed_args->n_args == 0) | |
9088 | + return; | |
9089 | + | |
9090 | + for (i = 0; i < parsed_args->n_args; i++) | |
9091 | + xfree (parsed_args->arg); | |
9092 | + | |
9093 | + xfree (parsed_args); | |
9094 | +} | |
9095 | + | |
9096 | +/* A utility structure. A VEC of these is built when handling "info | |
9097 | + probes". */ | |
9098 | + | |
9099 | +struct stap_probe_and_objfile | |
9100 | +{ | |
9101 | + /* The probe. */ | |
9102 | + const struct stap_probe *probe; | |
9103 | + /* The probe's objfile. */ | |
9104 | + struct objfile *objfile; | |
9105 | +}; | |
9106 | + | |
9107 | +typedef struct stap_probe_and_objfile stap_entry; | |
9108 | +DEF_VEC_O (stap_entry); | |
9109 | + | |
9110 | +/* A helper function for collect_probes that compiles a regexp and | |
9111 | + throws an exception on error. This installs a cleanup to free the | |
9112 | + resulting pattern on success. If RX is NULL, this does nothing. */ | |
9113 | + | |
9114 | +static void | |
9115 | +compile_rx_or_error (regex_t *pattern, const char *rx, const char *message) | |
3a58abaf | 9116 | +{ |
6ed6bacf | 9117 | + int code; |
3a58abaf | 9118 | + |
6ed6bacf AM |
9119 | + if (!rx) |
9120 | + return; | |
3a58abaf | 9121 | + |
6ed6bacf AM |
9122 | + code = regcomp (pattern, rx, REG_NOSUB); |
9123 | + if (code == 0) | |
9124 | + make_regfree_cleanup (pattern); | |
51a5ef0f | 9125 | + else |
3a58abaf | 9126 | + { |
6ed6bacf AM |
9127 | + char *err = get_regcomp_error (code, pattern); |
9128 | + | |
9129 | + make_cleanup (xfree, err); | |
9130 | + error (_("%s: %s"), message, err); | |
3a58abaf | 9131 | + } |
6ed6bacf AM |
9132 | +} |
9133 | + | |
9134 | +/* Make a vector of probes matching OBJNAME, PROVIDER, and PROBE. | |
9135 | + Each argument is a regexp, or NULL, which matches anything. */ | |
9136 | + | |
9137 | +static VEC (stap_entry) * | |
9138 | +collect_probes (char *objname, char *provider, char *probe) | |
9139 | +{ | |
9140 | + struct objfile *objfile; | |
9141 | + VEC (stap_entry) *result = NULL; | |
9142 | + struct cleanup *cleanup; | |
9143 | + regex_t obj_pat, prov_pat, probe_pat; | |
9144 | + | |
9145 | + cleanup = make_cleanup (VEC_cleanup (stap_entry), &result); | |
9146 | + | |
9147 | + compile_rx_or_error (&prov_pat, provider, _("Invalid provider regexp")); | |
9148 | + compile_rx_or_error (&probe_pat, probe, _("Invalid probe regexp")); | |
9149 | + compile_rx_or_error (&obj_pat, objname, _("Invalid object file regexp")); | |
9150 | + | |
9151 | + ALL_OBJFILES (objfile) | |
9152 | + { | |
9153 | + const struct stap_probe *probes; | |
9154 | + int i, num_probes; | |
9155 | + | |
9156 | + if (! objfile->sf || ! objfile->sf->sym_probe_fns) | |
9157 | + continue; | |
9158 | + | |
9159 | + if (objname) | |
9160 | + { | |
9161 | + if (regexec (&obj_pat, objfile->name, 0, NULL, 0) != 0) | |
9162 | + continue; | |
9163 | + } | |
3a58abaf | 9164 | + |
6ed6bacf AM |
9165 | + probes = objfile->sf->sym_probe_fns->sym_get_probes (objfile, &num_probes); |
9166 | + for (i = 0; i < num_probes; ++i) | |
9167 | + { | |
9168 | + stap_entry entry; | |
9169 | + | |
9170 | + if (provider) | |
9171 | + { | |
9172 | + if (regexec (&prov_pat, probes[i].provider, 0, NULL, 0) != 0) | |
9173 | + continue; | |
9174 | + } | |
9175 | + | |
9176 | + if (probe) | |
9177 | + { | |
9178 | + if (regexec (&probe_pat, probes[i].name, 0, NULL, 0) != 0) | |
9179 | + continue; | |
9180 | + } | |
9181 | + | |
9182 | + entry.probe = &probes[i]; | |
9183 | + entry.objfile = objfile; | |
9184 | + VEC_safe_push (stap_entry, result, &entry); | |
9185 | + } | |
9186 | + } | |
9187 | + | |
9188 | + discard_cleanups (cleanup); | |
9189 | + return result; | |
3a58abaf AM |
9190 | +} |
9191 | + | |
6ed6bacf | 9192 | +/* A qsort comparison function for stap_entry objects. */ |
3a58abaf | 9193 | + |
6ed6bacf AM |
9194 | +static int |
9195 | +compare_entries (const void *a, const void *b) | |
3a58abaf | 9196 | +{ |
6ed6bacf AM |
9197 | + const stap_entry *ea = a; |
9198 | + const stap_entry *eb = b; | |
9199 | + int v; | |
3a58abaf | 9200 | + |
6ed6bacf AM |
9201 | + v = strcmp (ea->probe->provider, eb->probe->provider); |
9202 | + if (v) | |
9203 | + return v; | |
3a58abaf | 9204 | + |
6ed6bacf AM |
9205 | + v = strcmp (ea->probe->name, eb->probe->name); |
9206 | + if (v) | |
9207 | + return v; | |
51a5ef0f | 9208 | + |
6ed6bacf AM |
9209 | + if (ea->probe->address < eb->probe->address) |
9210 | + return -1; | |
9211 | + if (ea->probe->address > eb->probe->address) | |
9212 | + return 1; | |
51a5ef0f | 9213 | + |
6ed6bacf AM |
9214 | + return strcmp (ea->objfile->name, eb->objfile->name); |
9215 | +} | |
9216 | + | |
9217 | +/* Implementation of the "info probes" command. */ | |
9218 | + | |
9219 | +static void | |
9220 | +info_probes_command (char *arg, int from_tty) | |
9221 | +{ | |
9222 | + char *provider, *probe = NULL, *objname = NULL; | |
9223 | + struct cleanup *cleanup = make_cleanup (null_cleanup, NULL); | |
9224 | + VEC (stap_entry) *items; | |
9225 | + int i, addr_width, any_found; | |
9226 | + stap_entry *entry; | |
9227 | + | |
9228 | + provider = extract_arg (&arg); | |
9229 | + if (provider) | |
9230 | + { | |
9231 | + make_cleanup (xfree, provider); | |
9232 | + | |
9233 | + probe = extract_arg (&arg); | |
9234 | + if (probe) | |
51a5ef0f | 9235 | + { |
6ed6bacf AM |
9236 | + make_cleanup (xfree, probe); |
9237 | + | |
9238 | + objname = extract_arg (&arg); | |
9239 | + if (objname) | |
9240 | + make_cleanup (xfree, objname); | |
51a5ef0f | 9241 | + } |
3a58abaf | 9242 | + } |
51a5ef0f | 9243 | + |
6ed6bacf AM |
9244 | + items = collect_probes (objname, provider, probe); |
9245 | + make_cleanup (VEC_cleanup (stap_entry), &items); | |
9246 | + make_cleanup_ui_out_table_begin_end (uiout, 5, | |
9247 | + VEC_length (stap_entry, items), | |
9248 | + "SystemTapProbes"); | |
3a58abaf | 9249 | + |
6ed6bacf AM |
9250 | + if (! VEC_empty (stap_entry, items)) |
9251 | + qsort (VEC_address (stap_entry, items), | |
9252 | + VEC_length (stap_entry, items), | |
9253 | + sizeof (stap_entry), | |
9254 | + compare_entries); | |
9255 | + | |
9256 | + addr_width = 4 + (gdbarch_ptr_bit (get_current_arch ()) / 4); | |
9257 | + | |
9258 | + ui_out_table_header (uiout, 10, ui_left, "provider", _("Provider")); | |
9259 | + ui_out_table_header (uiout, 10, ui_left, "name", _("Name")); | |
9260 | + ui_out_table_header (uiout, addr_width - 1, ui_left, "addr", _("Where")); | |
9261 | + ui_out_table_header (uiout, addr_width - 1, ui_left, "semaphore", | |
9262 | + _("Semaphore")); | |
9263 | + ui_out_table_header (uiout, 30, ui_left, "object", _("Object")); | |
9264 | + ui_out_table_body (uiout); | |
9265 | + | |
9266 | + for (i = 0; VEC_iterate (stap_entry, items, i, entry); ++i) | |
51a5ef0f | 9267 | + { |
6ed6bacf | 9268 | + struct cleanup *inner; |
3a58abaf | 9269 | + |
6ed6bacf | 9270 | + inner = make_cleanup_ui_out_tuple_begin_end (uiout, "probe"); |
3a58abaf | 9271 | + |
6ed6bacf AM |
9272 | + ui_out_field_string (uiout, "provider", entry->probe->provider); |
9273 | + ui_out_field_string (uiout, "name", entry->probe->name); | |
9274 | + ui_out_field_core_addr (uiout, "addr", get_current_arch (), | |
9275 | + entry->probe->address); | |
9276 | + if (entry->probe->sem_addr == 0) | |
9277 | + ui_out_field_skip (uiout, "semaphore"); | |
9278 | + else | |
9279 | + ui_out_field_core_addr (uiout, "semaphore", get_current_arch (), | |
9280 | + entry->probe->sem_addr); | |
9281 | + ui_out_field_string (uiout, "object", entry->objfile->name); | |
9282 | + ui_out_text (uiout, "\n"); | |
9283 | + | |
9284 | + do_cleanups (inner); | |
51a5ef0f | 9285 | + } |
3a58abaf | 9286 | + |
6ed6bacf AM |
9287 | + any_found = ! VEC_empty (stap_entry, items); |
9288 | + do_cleanups (cleanup); | |
3a58abaf | 9289 | + |
6ed6bacf AM |
9290 | + if (! any_found) |
9291 | + ui_out_message (uiout, 0, _("No probes matched.\n")); | |
3a58abaf AM |
9292 | +} |
9293 | + | |
6ed6bacf AM |
9294 | +\f |
9295 | + | |
9296 | +/* See definition in stap-probe.h. */ | |
51a5ef0f | 9297 | + |
6ed6bacf AM |
9298 | +const struct stap_probe * |
9299 | +find_probe_in_objfile (struct objfile *objfile, | |
9300 | + const char *provider, | |
9301 | + const char *name) | |
51a5ef0f | 9302 | +{ |
6ed6bacf AM |
9303 | + const struct stap_probe *probes; |
9304 | + int i, num_probes; | |
9305 | + | |
9306 | + if (! objfile->sf || ! objfile->sf->sym_probe_fns) | |
9307 | + return NULL; | |
9308 | + | |
9309 | + probes = objfile->sf->sym_probe_fns->sym_get_probes (objfile, &num_probes); | |
9310 | + for (i = 0; i < num_probes; ++i) | |
9311 | + { | |
9312 | + if (strcmp (probes[i].provider, provider) != 0) | |
9313 | + continue; | |
51a5ef0f | 9314 | + |
6ed6bacf AM |
9315 | + if (strcmp (probes[i].name, name) != 0) |
9316 | + continue; | |
3a58abaf | 9317 | + |
6ed6bacf AM |
9318 | + return &probes[i]; |
9319 | + } | |
3a58abaf | 9320 | + |
6ed6bacf AM |
9321 | + return NULL; |
9322 | +} | |
9323 | + | |
9324 | +/* See definition in stap-probe.h. */ | |
9325 | + | |
9326 | +struct symtabs_and_lines | |
9327 | +parse_stap_probe (char **argptr, struct linespec_result *canonical) | |
3a58abaf | 9328 | +{ |
6ed6bacf AM |
9329 | + char *full_arg = extract_arg (argptr); |
9330 | + char *arg = xstrdup (full_arg); | |
9331 | + char *objfile_name = NULL, *provider = NULL, *name, *p; | |
51a5ef0f | 9332 | + struct cleanup *cleanup; |
6ed6bacf AM |
9333 | + struct symtabs_and_lines result; |
9334 | + struct objfile *objfile; | |
9335 | + | |
9336 | + result.sals = NULL; | |
9337 | + result.nelts = 0; | |
9338 | + | |
9339 | + /* The caller ensured that this starts with 'probe:'. */ | |
9340 | + gdb_assert (arg && strncmp (arg, "probe:", 6) == 0); | |
9341 | + cleanup = make_cleanup (xfree, arg); | |
9342 | + make_cleanup (xfree, full_arg); | |
9343 | + arg += 6; | |
9344 | + | |
9345 | + /* Extract each word from the argument, separated by ":"s. */ | |
9346 | + p = strchr (arg, ':'); | |
9347 | + if (p == NULL) | |
9348 | + { | |
9349 | + /* This is `probe:name'. */ | |
9350 | + name = arg; | |
9351 | + } | |
9352 | + else | |
9353 | + { | |
9354 | + char *hold = p + 1; | |
9355 | + | |
9356 | + *p = '\0'; | |
9357 | + p = strchr (hold, ':'); | |
9358 | + if (p == NULL) | |
9359 | + { | |
9360 | + /* This is `probe:provider:name'. */ | |
9361 | + provider = arg; | |
9362 | + name = hold; | |
9363 | + } | |
9364 | + else | |
9365 | + { | |
9366 | + /* This is `probe:objfile:provider:name'. */ | |
9367 | + *p = '\0'; | |
9368 | + objfile_name = arg; | |
9369 | + provider = hold; | |
9370 | + name = p + 1; | |
9371 | + } | |
9372 | + } | |
9373 | + | |
9374 | + if (*name == '\0') | |
9375 | + error (_("no probe name specified")); | |
9376 | + if (provider && *provider == '\0') | |
9377 | + error (_("invalid provider name")); | |
9378 | + if (objfile_name && *objfile_name == '\0') | |
9379 | + error (_("invalid objfile name")); | |
9380 | + | |
9381 | + if (canonical) | |
9382 | + canonical->canonical = NULL; | |
9383 | + | |
9384 | + ALL_OBJFILES (objfile) | |
9385 | + { | |
9386 | + const struct stap_probe *probes; | |
9387 | + int i, num_probes; | |
9388 | + | |
9389 | + if (! objfile->sf || ! objfile->sf->sym_probe_fns) | |
9390 | + continue; | |
9391 | + | |
9392 | + if (objfile_name | |
9393 | + && FILENAME_CMP (objfile->name, objfile_name) != 0 | |
9394 | + && FILENAME_CMP (lbasename (objfile->name), objfile_name) != 0) | |
9395 | + continue; | |
9396 | + | |
9397 | + probes = objfile->sf->sym_probe_fns->sym_get_probes (objfile, &num_probes); | |
9398 | + for (i = 0; i < num_probes; ++i) | |
9399 | + { | |
9400 | + struct symtab_and_line *sal; | |
9401 | + | |
9402 | + if (provider && strcmp (probes[i].provider, provider) != 0) | |
9403 | + continue; | |
9404 | + | |
9405 | + if (strcmp (probes[i].name, name) != 0) | |
9406 | + continue; | |
9407 | + | |
9408 | + ++result.nelts; | |
9409 | + result.sals = xrealloc (result.sals, | |
9410 | + result.nelts * sizeof (struct symtab_and_line)); | |
9411 | + sal = &result.sals[result.nelts - 1]; | |
3a58abaf | 9412 | + |
6ed6bacf | 9413 | + init_sal (sal); |
3a58abaf | 9414 | + |
6ed6bacf AM |
9415 | + sal->pc = probes[i].address; |
9416 | + sal->explicit_pc = 1; | |
9417 | + sal->section = find_pc_overlay (sal->pc); | |
9418 | + sal->pspace = current_program_space; | |
9419 | + sal->semaphore = probes[i].sem_addr; | |
3a58abaf | 9420 | + |
6ed6bacf AM |
9421 | + if (canonical) |
9422 | + { | |
9423 | + canonical->canonical = xrealloc (canonical->canonical, | |
9424 | + result.nelts * sizeof (char **)); | |
9425 | + canonical->canonical[result.nelts - 1] = xstrdup (full_arg); | |
9426 | + } | |
9427 | + } | |
9428 | + } | |
9429 | + | |
9430 | + if (result.nelts == 0) | |
9431 | + { | |
9432 | + throw_error (NOT_FOUND_ERROR, | |
9433 | + _("No probe matching objfile=`%s', provider=`%s', name=`%s'"), | |
9434 | + objfile_name ? objfile_name : _("<any>"), | |
9435 | + provider ? provider : _("<any>"), | |
9436 | + name); | |
9437 | + } | |
9438 | + | |
9439 | + if (canonical) | |
3a58abaf | 9440 | + { |
6ed6bacf AM |
9441 | + canonical->special_display = 1; |
9442 | + canonical->pre_expanded = 1; | |
3a58abaf AM |
9443 | + } |
9444 | + | |
51a5ef0f | 9445 | + do_cleanups (cleanup); |
6ed6bacf AM |
9446 | + |
9447 | + return result; | |
51a5ef0f PS |
9448 | +} |
9449 | + | |
6ed6bacf AM |
9450 | +\f |
9451 | + | |
9452 | +/* See definition in stap-probe.h. */ | |
9453 | + | |
9454 | +const struct stap_probe * | |
9455 | +find_probe_by_pc (CORE_ADDR pc, struct objfile **objfile_out) | |
51a5ef0f | 9456 | +{ |
6ed6bacf | 9457 | + struct objfile *objfile; |
3a58abaf | 9458 | + |
6ed6bacf AM |
9459 | + ALL_OBJFILES (objfile) |
9460 | + { | |
9461 | + const struct stap_probe *probes; | |
9462 | + int i, num_probes; | |
9463 | + stap_entry entry; | |
3a58abaf | 9464 | + |
6ed6bacf AM |
9465 | + if (! objfile->sf || ! objfile->sf->sym_probe_fns) |
9466 | + continue; | |
3a58abaf | 9467 | + |
6ed6bacf AM |
9468 | + /* If this proves too inefficient, we can replace with a hash. */ |
9469 | + probes = objfile->sf->sym_probe_fns->sym_get_probes (objfile, &num_probes); | |
9470 | + for (i = 0; i < num_probes; ++i) | |
9471 | + { | |
9472 | + if (probes[i].address == pc) | |
9473 | + { | |
9474 | + *objfile_out = objfile; | |
9475 | + return &probes[i]; | |
9476 | + } | |
9477 | + } | |
9478 | + } | |
3a58abaf | 9479 | + |
6ed6bacf AM |
9480 | + return NULL; |
9481 | +} | |
51a5ef0f | 9482 | + |
6ed6bacf AM |
9483 | +/* This is called to compute the value of one of the $_probe_arg* |
9484 | + convenience variables. */ | |
3a58abaf | 9485 | + |
6ed6bacf AM |
9486 | +static struct value * |
9487 | +compute_probe_arg (struct gdbarch *arch, struct internalvar *ivar, | |
9488 | + void *data) | |
9489 | +{ | |
9490 | + struct frame_info *frame = get_selected_frame (_("No frame selected")); | |
9491 | + CORE_ADDR pc = get_frame_pc (frame); | |
9492 | + int sel = (int) (uintptr_t) data; | |
9493 | + struct objfile *objfile; | |
9494 | + const struct stap_probe *pc_probe; | |
9495 | + int n_probes; | |
3a58abaf | 9496 | + |
6ed6bacf AM |
9497 | + /* SEL==10 means "_probe_argc". */ |
9498 | + gdb_assert (sel >= 0 && sel <= STAP_MAX_ARGS); | |
9499 | + | |
9500 | + pc_probe = find_probe_by_pc (pc, &objfile); | |
9501 | + if (pc_probe == NULL) | |
9502 | + error (_("No SystemTap probe at PC %s"), core_addr_to_string (pc)); | |
9503 | + | |
9504 | + n_probes | |
9505 | + = objfile->sf->sym_probe_fns->sym_get_probe_argument_count (objfile, | |
9506 | + pc_probe); | |
9507 | + if (sel == 10) | |
9508 | + return value_from_longest (builtin_type (arch)->builtin_int, n_probes); | |
9509 | + | |
9510 | + if (sel >= n_probes) | |
9511 | + error (_("Invalid probe argument %d -- probe has %d arguments available"), | |
9512 | + sel, n_probes); | |
9513 | + | |
9514 | + return objfile->sf->sym_probe_fns->sym_evaluate_probe_argument (objfile, | |
9515 | + pc_probe, | |
9516 | + frame, sel); | |
3a58abaf AM |
9517 | +} |
9518 | + | |
6ed6bacf AM |
9519 | +/* This is called to compile one of the $_probe_arg* convenience |
9520 | + variables into an agent expression. */ | |
9521 | + | |
3a58abaf | 9522 | +static void |
6ed6bacf AM |
9523 | +compile_probe_arg (struct internalvar *ivar, struct agent_expr *expr, |
9524 | + struct axs_value *value, void *data) | |
3a58abaf | 9525 | +{ |
6ed6bacf AM |
9526 | + CORE_ADDR pc = expr->scope; |
9527 | + int sel = (int) (uintptr_t) data; | |
9528 | + struct objfile *objfile; | |
9529 | + const struct stap_probe *pc_probe; | |
9530 | + int n_probes; | |
9531 | + | |
9532 | + /* SEL==10 means "_probe_argc". */ | |
9533 | + gdb_assert (sel >= 0 && sel <= 10); | |
9534 | + | |
9535 | + pc_probe = find_probe_by_pc (pc, &objfile); | |
9536 | + if (pc_probe == NULL) | |
9537 | + error (_("No SystemTap probe at PC %s"), core_addr_to_string (pc)); | |
9538 | + | |
9539 | + n_probes | |
9540 | + = objfile->sf->sym_probe_fns->sym_get_probe_argument_count (objfile, | |
9541 | + pc_probe); | |
9542 | + if (sel == 10) | |
3a58abaf | 9543 | + { |
6ed6bacf AM |
9544 | + value->kind = axs_rvalue; |
9545 | + value->type = builtin_type (expr->gdbarch)->builtin_int; | |
9546 | + ax_const_l (expr, n_probes); | |
9547 | + return; | |
3a58abaf | 9548 | + } |
6ed6bacf AM |
9549 | + |
9550 | + gdb_assert (sel >= 0); | |
9551 | + if (sel >= n_probes) | |
9552 | + error (_("Invalid probe argument %d -- probe has %d arguments available"), | |
9553 | + sel, n_probes); | |
9554 | + | |
9555 | + objfile->sf->sym_probe_fns->sym_compile_to_ax (objfile, pc_probe, | |
9556 | + expr, value, sel); | |
3a58abaf AM |
9557 | +} |
9558 | + | |
9559 | +\f | |
9560 | + | |
6ed6bacf AM |
9561 | +/* Implementation of `$_probe_arg*' set of variables. */ |
9562 | + | |
9563 | +static const struct internalvar_funcs probe_funcs = | |
9564 | +{ | |
9565 | + compute_probe_arg, | |
9566 | + compile_probe_arg, | |
9567 | + NULL | |
9568 | +}; | |
9569 | + | |
9570 | +void | |
9571 | +_initialize_stap_probe (void) | |
9572 | +{ | |
9573 | + add_info ("probes", info_probes_command, _("\ | |
9574 | +Show available static probes.\n\ | |
9575 | +Usage: info probes [PROVIDER [NAME [OBJECT]]]\n\ | |
9576 | +Each argument is a regular expression, used to select probes.\n\ | |
9577 | +PROVIDER matches probe provider names.\n\ | |
9578 | +NAME matches the probe names.\n\ | |
9579 | +OBJECT match the executable or shared library name.")); | |
9580 | + | |
9581 | + create_internalvar_type_lazy ("_probe_argc", &probe_funcs, | |
9582 | + (void *) (uintptr_t) 10); | |
9583 | + create_internalvar_type_lazy ("_probe_arg0", &probe_funcs, | |
9584 | + (void *) (uintptr_t) 0); | |
9585 | + create_internalvar_type_lazy ("_probe_arg1", &probe_funcs, | |
9586 | + (void *) (uintptr_t) 1); | |
9587 | + create_internalvar_type_lazy ("_probe_arg2", &probe_funcs, | |
9588 | + (void *) (uintptr_t) 2); | |
9589 | + create_internalvar_type_lazy ("_probe_arg3", &probe_funcs, | |
9590 | + (void *) (uintptr_t) 3); | |
9591 | + create_internalvar_type_lazy ("_probe_arg4", &probe_funcs, | |
9592 | + (void *) (uintptr_t) 4); | |
9593 | + create_internalvar_type_lazy ("_probe_arg5", &probe_funcs, | |
9594 | + (void *) (uintptr_t) 5); | |
9595 | + create_internalvar_type_lazy ("_probe_arg6", &probe_funcs, | |
9596 | + (void *) (uintptr_t) 6); | |
9597 | + create_internalvar_type_lazy ("_probe_arg7", &probe_funcs, | |
9598 | + (void *) (uintptr_t) 7); | |
9599 | + create_internalvar_type_lazy ("_probe_arg8", &probe_funcs, | |
9600 | + (void *) (uintptr_t) 8); | |
9601 | + create_internalvar_type_lazy ("_probe_arg9", &probe_funcs, | |
9602 | + (void *) (uintptr_t) 9); | |
9603 | +} | |
9604 | Index: gdb-7.2.90.20110703/gdb/stap-probe.h | |
9605 | =================================================================== | |
9606 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
9607 | +++ gdb-7.2.90.20110703/gdb/stap-probe.h 2011-07-03 10:33:11.000000000 +0200 | |
9608 | @@ -0,0 +1,109 @@ | |
9609 | +/* SystemTap probe support for GDB. | |
9610 | + | |
9611 | + Copyright (C) 2011 Free Software Foundation, Inc. | |
9612 | + | |
9613 | + This file is part of GDB. | |
9614 | + | |
9615 | + This program is free software; you can redistribute it and/or modify | |
9616 | + it under the terms of the GNU General Public License as published by | |
9617 | + the Free Software Foundation; either version 3 of the License, or | |
9618 | + (at your option) any later version. | |
9619 | + | |
9620 | + This program is distributed in the hope that it will be useful, | |
9621 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
9622 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
9623 | + GNU General Public License for more details. | |
9624 | + | |
9625 | + You should have received a copy of the GNU General Public License | |
9626 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
9627 | + | |
9628 | +#if !defined (STAP_PROBE_H) | |
9629 | +#define STAP_PROBE_H 1 | |
9630 | + | |
9631 | +struct stap_args_info; | |
9632 | +struct axs_value; | |
9633 | +struct linespec_result; | |
9634 | + | |
9635 | +/* Main structure which holds information about a SystemTap probe. */ | |
9636 | + | |
9637 | +struct stap_probe | |
9638 | +{ | |
9639 | + /* The provider of this probe. */ | |
9640 | + const char *provider; | |
9641 | + | |
9642 | + /* The name of the probe. */ | |
9643 | + const char *name; | |
9644 | + | |
9645 | + /* The address where the probe is inserted. */ | |
9646 | + CORE_ADDR address; | |
9647 | + | |
9648 | + /* The address of the probe's semaphore, or 0 if this probe does not | |
9649 | + have an associated semaphore. */ | |
9650 | + CORE_ADDR sem_addr; | |
9651 | + | |
9652 | + /* Probe's arguments. Users should generally not examine this, but | |
9653 | + should instead extract information about the arguments using the | |
9654 | + methods provided in sym_probe_fns. */ | |
9655 | + const char *args; | |
51a5ef0f | 9656 | + |
6ed6bacf AM |
9657 | + /* Probe's arguments after parsing. This is an opaque structure that |
9658 | + will hold information about the arguments pointed by ARGS. */ | |
9659 | + struct stap_args_info *parsed_args; | |
9660 | +}; | |
51a5ef0f | 9661 | + |
51a5ef0f | 9662 | + |
6ed6bacf AM |
9663 | +/* A helper for linespec that decodes a stap probe specification. It |
9664 | + returns a symtabs_and_lines object and updates *ARGPTR or throws an | |
9665 | + error. */ | |
51a5ef0f | 9666 | + |
6ed6bacf AM |
9667 | +extern struct symtabs_and_lines parse_stap_probe (char **argptr, |
9668 | + struct linespec_result *canon); | |
51a5ef0f | 9669 | + |
6ed6bacf AM |
9670 | +/* Search OBJFILE for a probe with the given PROVIDER and NAME. If a |
9671 | + probe is found, return it. If no probe is found, return NULL. */ | |
51a5ef0f | 9672 | + |
6ed6bacf AM |
9673 | +extern const struct stap_probe *find_probe_in_objfile (struct objfile *objfile, |
9674 | + const char *provider, | |
9675 | + const char *name); | |
51a5ef0f | 9676 | + |
6ed6bacf AM |
9677 | +/* Given a PC, find an associated SystemTap probe. If a probe is |
9678 | + found, set *OBJFILE_OUT to the probe's objfile, and return the | |
9679 | + probe. If no probe is found, return NULL. */ | |
3a58abaf | 9680 | + |
6ed6bacf AM |
9681 | +extern const struct stap_probe *find_probe_by_pc (CORE_ADDR pc, |
9682 | + struct objfile **objfile_out); | |
3a58abaf | 9683 | + |
6ed6bacf AM |
9684 | +/* Given PROBE, returns the number of arguments present in that probe's |
9685 | + argument string. */ | |
3a58abaf | 9686 | + |
6ed6bacf | 9687 | +extern int stap_get_probe_argument_count (const struct stap_probe *probe); |
3a58abaf | 9688 | + |
6ed6bacf AM |
9689 | +/* Given PARSED_ARGS, frees the space allocated to hold information about |
9690 | + the probe's parsed arguments. */ | |
3a58abaf | 9691 | + |
6ed6bacf | 9692 | +extern void stap_free_parsed_args (struct stap_args_info *parsed_args); |
51a5ef0f | 9693 | + |
6ed6bacf AM |
9694 | +/* Evaluates the probe's argument N, returning a value corresponding |
9695 | + to it. */ | |
7566401a | 9696 | + |
6ed6bacf AM |
9697 | +extern struct value *stap_evaluate_probe_argument (struct objfile *objfile, |
9698 | + const struct stap_probe *probe, | |
9699 | + struct frame_info *frame, | |
9700 | + int n); | |
3a58abaf | 9701 | + |
6ed6bacf | 9702 | +/* Compile the probe's argument N to agent expression. */ |
3a58abaf | 9703 | + |
6ed6bacf AM |
9704 | +extern void stap_compile_to_ax (struct objfile *objfile, |
9705 | + const struct stap_probe *probe, | |
9706 | + struct agent_expr *expr, | |
9707 | + struct axs_value *value, | |
9708 | + int n); | |
3a58abaf | 9709 | + |
6ed6bacf AM |
9710 | +/* A convenience function that finds a probe at the PC in FRAME and |
9711 | + evaluates argument N. If there is no probe at that location, or if | |
9712 | + the probe does not have enough arguments, this returns NULL. */ | |
3a58abaf | 9713 | + |
6ed6bacf AM |
9714 | +extern struct value *stap_safe_evaluate_at_pc (struct frame_info *frame, |
9715 | + int n); | |
3a58abaf | 9716 | + |
6ed6bacf AM |
9717 | +#endif /* !defined (STAP_PROBE_H) */ |
9718 | Index: gdb-7.2.90.20110703/gdb/symfile.h | |
9719 | =================================================================== | |
9720 | --- gdb-7.2.90.20110703.orig/gdb/symfile.h 2011-04-25 23:25:18.000000000 +0200 | |
9721 | +++ gdb-7.2.90.20110703/gdb/symfile.h 2011-07-03 10:33:11.000000000 +0200 | |
9722 | @@ -31,6 +31,11 @@ struct objfile; | |
9723 | struct obj_section; | |
9724 | struct obstack; | |
9725 | struct block; | |
9726 | +struct stap_probe; | |
9727 | +struct value; | |
9728 | +struct frame_info; | |
9729 | +struct agent_expr; | |
9730 | +struct axs_value; | |
7566401a | 9731 | |
6ed6bacf | 9732 | /* Comparison function for symbol look ups. */ |
7566401a | 9733 | |
6ed6bacf AM |
9734 | @@ -290,6 +295,52 @@ struct quick_symbol_functions |
9735 | void *data); | |
9736 | }; | |
51a5ef0f | 9737 | |
6ed6bacf AM |
9738 | +/* Structure of functions used for SystemTap probe support. If one of |
9739 | + these functions is provided, all must be. */ | |
9740 | + | |
9741 | +struct sym_probe_fns | |
9742 | +{ | |
9743 | + /* If non-NULL, return an array of SystemTap probe objects. The | |
9744 | + number of objects is returned in *NUM_PROBES. */ | |
9745 | + const struct stap_probe *(*sym_get_probes) (struct objfile *, | |
9746 | + int *num_probes); | |
9747 | + | |
9748 | + /* Return the number of arguments available to PROBE. PROBE will | |
9749 | + have come from a call to this objfile's sym_get_probes method. | |
9750 | + If you provide an implementation of sym_get_probes, you must | |
9751 | + implement this method as well. */ | |
9752 | + int (*sym_get_probe_argument_count) (struct objfile *objfile, | |
9753 | + const struct stap_probe *probe); | |
9754 | + | |
9755 | + /* Evaluate the Nth argument available to PROBE. PROBE will have | |
9756 | + come from a call to this objfile's sym_get_probes method. N will | |
9757 | + be between 0 and the number of arguments available to this probe. | |
9758 | + FRAME is the frame in which the evaluation is done; the frame's | |
9759 | + PC will match the address of the probe. If you provide an | |
9760 | + implementation of sym_get_probes, you must implement this method | |
9761 | + as well. */ | |
9762 | + struct value *(*sym_evaluate_probe_argument) (struct objfile *objfile, | |
9763 | + const struct stap_probe *probe, | |
9764 | + struct frame_info *frame, | |
9765 | + int n); | |
9766 | + | |
9767 | + /* Compile the Nth probe argument to an agent expression. PROBE | |
9768 | + will have come from a call to this objfile's sym_get_probes | |
9769 | + method. N will be between 0 and the number of arguments | |
9770 | + available to this probe. EXPR and VALUE are the agent expression | |
9771 | + that is being updated. */ | |
9772 | + void (*sym_compile_to_ax) (struct objfile *objfile, | |
9773 | + const struct stap_probe *probe, | |
9774 | + struct agent_expr *expr, | |
9775 | + struct axs_value *value, | |
9776 | + int n); | |
9777 | + | |
9778 | + /* Relocate the probe section of OBJFILE. */ | |
9779 | + void (*sym_relocate_probe) (struct objfile *objfile, | |
9780 | + struct section_offsets *new_offsets, | |
9781 | + struct section_offsets *delta); | |
9782 | +}; | |
3a58abaf | 9783 | + |
6ed6bacf AM |
9784 | /* Structure to keep track of symbol reading functions for various |
9785 | object file types. */ | |
9786 | ||
9787 | @@ -360,6 +411,10 @@ struct sym_fns | |
9788 | ||
9789 | bfd_byte *(*sym_relocate) (struct objfile *, asection *sectp, bfd_byte *buf); | |
9790 | ||
9791 | + /* If non-NULL, this objfile has probe support, and all the probe | |
9792 | + functions referred to here will be non-NULL. */ | |
9793 | + const struct sym_probe_fns *sym_probe_fns; | |
9794 | + | |
9795 | /* The "quick" (aka partial) symbol functions for this symbol | |
9796 | reader. */ | |
9797 | const struct quick_symbol_functions *qf; | |
9798 | Index: gdb-7.2.90.20110703/gdb/symtab.c | |
9799 | =================================================================== | |
9800 | --- gdb-7.2.90.20110703.orig/gdb/symtab.c 2011-07-02 22:03:43.000000000 +0200 | |
9801 | +++ gdb-7.2.90.20110703/gdb/symtab.c 2011-07-03 10:33:11.000000000 +0200 | |
9802 | @@ -770,6 +770,7 @@ init_sal (struct symtab_and_line *sal) | |
9803 | sal->end = 0; | |
9804 | sal->explicit_pc = 0; | |
9805 | sal->explicit_line = 0; | |
9806 | + sal->semaphore = 0; | |
51a5ef0f | 9807 | } |
6ed6bacf | 9808 | \f |
51a5ef0f | 9809 | |
6ed6bacf AM |
9810 | Index: gdb-7.2.90.20110703/gdb/symtab.h |
9811 | =================================================================== | |
9812 | --- gdb-7.2.90.20110703.orig/gdb/symtab.h 2011-05-06 17:13:37.000000000 +0200 | |
9813 | +++ gdb-7.2.90.20110703/gdb/symtab.h 2011-07-03 10:33:11.000000000 +0200 | |
9814 | @@ -1118,6 +1118,10 @@ struct symtab_and_line | |
9815 | CORE_ADDR end; | |
9816 | int explicit_pc; | |
9817 | int explicit_line; | |
9818 | + | |
9819 | + /* If non-zero, the semaphore location associated with a SystemTap | |
9820 | + probe. */ | |
9821 | + CORE_ADDR semaphore; | |
9822 | }; | |
9823 | ||
9824 | extern void init_sal (struct symtab_and_line *sal); | |
9825 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.arch/x86_64-vla-pointer-foo.S | |
9826 | =================================================================== | |
9827 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
9828 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.arch/x86_64-vla-pointer-foo.S 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
9829 | @@ -0,0 +1,457 @@ |
9830 | + .file "x86_64-vla-pointer.c" | |
9831 | + .section .debug_abbrev,"",@progbits | |
9832 | +.Ldebug_abbrev0: | |
9833 | + .section .debug_info,"",@progbits | |
9834 | +.Ldebug_info0: | |
9835 | + .section .debug_line,"",@progbits | |
9836 | +.Ldebug_line0: | |
7566401a | 9837 | + .text |
51a5ef0f PS |
9838 | +.Ltext0: |
9839 | +.globl foo | |
9840 | + .type foo, @function | |
9841 | +foo: | |
9842 | +.LFB2: | |
9843 | + .file 1 "x86_64-vla-pointer.c" | |
9844 | + .loc 1 22 0 | |
9845 | + pushq %rbp | |
9846 | +.LCFI0: | |
9847 | + movq %rsp, %rbp | |
9848 | +.LCFI1: | |
9849 | + subq $64, %rsp | |
9850 | +.LCFI2: | |
9851 | + movl %edi, -36(%rbp) | |
9852 | + .loc 1 22 0 | |
9853 | + movq %rsp, %rax | |
9854 | + movq %rax, -48(%rbp) | |
9855 | + .loc 1 23 0 | |
9856 | + movl -36(%rbp), %edx | |
9857 | + movslq %edx,%rax | |
9858 | + subq $1, %rax | |
9859 | + movq %rax, -24(%rbp) | |
9860 | + .loc 1 24 0 | |
9861 | + movslq %edx,%rax | |
9862 | + addq $15, %rax | |
9863 | + addq $15, %rax | |
9864 | + shrq $4, %rax | |
9865 | + salq $4, %rax | |
9866 | + subq %rax, %rsp | |
9867 | + movq %rsp, -56(%rbp) | |
9868 | + movq -56(%rbp), %rax | |
9869 | + addq $15, %rax | |
9870 | + shrq $4, %rax | |
9871 | + salq $4, %rax | |
9872 | + movq %rax, -56(%rbp) | |
9873 | + movq -56(%rbp), %rax | |
9874 | + movq %rax, -16(%rbp) | |
9875 | + .loc 1 27 0 | |
9876 | + movl $0, -4(%rbp) | |
9877 | + jmp .L2 | |
9878 | +.L3: | |
9879 | + .loc 1 28 0 | |
9880 | + movl -4(%rbp), %esi | |
9881 | + movl -4(%rbp), %eax | |
9882 | + movl %eax, %ecx | |
9883 | + movq -16(%rbp), %rdx | |
9884 | + movslq %esi,%rax | |
9885 | + movb %cl, (%rdx,%rax) | |
9886 | + .loc 1 27 0 | |
9887 | + addl $1, -4(%rbp) | |
9888 | +.L2: | |
9889 | + movl -4(%rbp), %eax | |
9890 | + cmpl -36(%rbp), %eax | |
9891 | + jl .L3 | |
9892 | + .loc 1 30 0 | |
9893 | + .globl break_here | |
9894 | +break_here: | |
9895 | + movq -16(%rbp), %rax | |
9896 | + movb $0, (%rax) | |
9897 | + movq -48(%rbp), %rsp | |
9898 | + .loc 1 31 0 | |
9899 | + leave | |
9900 | + ret | |
9901 | +.LFE2: | |
9902 | + .size foo, .-foo | |
9903 | + .section .debug_frame,"",@progbits | |
9904 | +.Lframe0: | |
9905 | + .long .LECIE0-.LSCIE0 | |
9906 | +.LSCIE0: | |
9907 | + .long 0xffffffff | |
9908 | + .byte 0x1 | |
9909 | + .string "" | |
9910 | + .uleb128 0x1 | |
9911 | + .sleb128 -8 | |
9912 | + .byte 0x10 | |
9913 | + .byte 0xc | |
9914 | + .uleb128 0x7 | |
9915 | + .uleb128 0x8 | |
9916 | + .byte 0x90 | |
9917 | + .uleb128 0x1 | |
9918 | + .align 8 | |
9919 | +.LECIE0: | |
9920 | +.LSFDE0: | |
9921 | + .long .LEFDE0-.LASFDE0 | |
9922 | +.LASFDE0: | |
9923 | + .long .Lframe0 | |
9924 | + .quad .LFB2 | |
9925 | + .quad .LFE2-.LFB2 | |
9926 | + .byte 0x4 | |
9927 | + .long .LCFI0-.LFB2 | |
9928 | + .byte 0xe | |
9929 | + .uleb128 0x10 | |
9930 | + .byte 0x86 | |
9931 | + .uleb128 0x2 | |
9932 | + .byte 0x4 | |
9933 | + .long .LCFI1-.LCFI0 | |
9934 | + .byte 0xd | |
9935 | + .uleb128 0x6 | |
9936 | + .align 8 | |
9937 | +.LEFDE0: | |
9938 | + .section .eh_frame,"a",@progbits | |
9939 | +.Lframe1: | |
9940 | + .long .LECIE1-.LSCIE1 | |
9941 | +.LSCIE1: | |
9942 | + .long 0x0 | |
9943 | + .byte 0x1 | |
9944 | + .string "zR" | |
9945 | + .uleb128 0x1 | |
9946 | + .sleb128 -8 | |
9947 | + .byte 0x10 | |
9948 | + .uleb128 0x1 | |
9949 | + .byte 0x3 | |
9950 | + .byte 0xc | |
9951 | + .uleb128 0x7 | |
9952 | + .uleb128 0x8 | |
9953 | + .byte 0x90 | |
9954 | + .uleb128 0x1 | |
9955 | + .align 8 | |
9956 | +.LECIE1: | |
9957 | +.LSFDE1: | |
9958 | + .long .LEFDE1-.LASFDE1 | |
9959 | +.LASFDE1: | |
9960 | + .long .LASFDE1-.Lframe1 | |
9961 | + .long .LFB2 | |
9962 | + .long .LFE2-.LFB2 | |
9963 | + .uleb128 0x0 | |
9964 | + .byte 0x4 | |
9965 | + .long .LCFI0-.LFB2 | |
9966 | + .byte 0xe | |
9967 | + .uleb128 0x10 | |
9968 | + .byte 0x86 | |
9969 | + .uleb128 0x2 | |
9970 | + .byte 0x4 | |
9971 | + .long .LCFI1-.LCFI0 | |
9972 | + .byte 0xd | |
9973 | + .uleb128 0x6 | |
9974 | + .align 8 | |
9975 | +.LEFDE1: | |
9976 | + .text | |
9977 | +.Letext0: | |
9978 | + .section .debug_loc,"",@progbits | |
9979 | +.Ldebug_loc0: | |
9980 | +.LLST0: | |
9981 | + .quad .LFB2-.Ltext0 | |
9982 | + .quad .LCFI0-.Ltext0 | |
9983 | + .value 0x2 | |
9984 | + .byte 0x77 | |
9985 | + .sleb128 8 | |
9986 | + .quad .LCFI0-.Ltext0 | |
9987 | + .quad .LCFI1-.Ltext0 | |
9988 | + .value 0x2 | |
9989 | + .byte 0x77 | |
9990 | + .sleb128 16 | |
9991 | + .quad .LCFI1-.Ltext0 | |
9992 | + .quad .LFE2-.Ltext0 | |
9993 | + .value 0x2 | |
9994 | + .byte 0x76 | |
9995 | + .sleb128 16 | |
9996 | + .quad 0x0 | |
9997 | + .quad 0x0 | |
9998 | + .section .debug_info | |
9999 | +.Ldebug_relative: | |
10000 | + .long .Ldebug_end - .Ldebug_start | |
10001 | +.Ldebug_start: | |
10002 | + .value 0x2 | |
10003 | + .long .Ldebug_abbrev0 | |
10004 | + .byte 0x8 | |
10005 | + .uleb128 0x1 | |
10006 | + .long .LASF2 | |
10007 | + .byte 0x1 | |
10008 | + .long .LASF3 | |
10009 | + .long .LASF4 | |
10010 | + .quad .Ltext0 | |
10011 | + .quad .Letext0 | |
10012 | + .long .Ldebug_line0 | |
10013 | + .uleb128 0x2 | |
10014 | + .byte 0x1 | |
10015 | + .string "foo" | |
10016 | + .byte 0x1 | |
10017 | + .byte 0x16 | |
10018 | + .byte 0x1 | |
10019 | + .quad .LFB2 | |
10020 | + .quad .LFE2 | |
10021 | + .long .LLST0 | |
10022 | + .long .Ltype_int - .Ldebug_relative | |
10023 | + .uleb128 0x3 | |
10024 | + .long .LASF5 | |
10025 | + .byte 0x1 | |
10026 | + .byte 0x15 | |
10027 | + .long .Ltype_int - .Ldebug_relative | |
10028 | + .byte 0x2 | |
10029 | + .byte 0x91 | |
10030 | + .sleb128 -52 | |
10031 | +.Ltag_pointer: | |
10032 | + .uleb128 0x4 | |
10033 | + .byte 0x8 /* DW_AT_byte_size */ | |
10034 | + .long .Ltag_array_type - .debug_info /* DW_AT_type */ | |
10035 | + .uleb128 0x5 /* Abbrev Number: 5 (DW_TAG_variable) */ | |
10036 | + .long .LASF0 | |
10037 | + .byte 0x1 | |
10038 | + .byte 0x18 | |
10039 | +#if 1 | |
10040 | + .long .Ltag_pointer - .debug_info | |
10041 | +#else | |
10042 | + /* Debugging only: Skip the typedef indirection. */ | |
10043 | + .long .Ltag_array_type - .debug_info | |
10044 | +#endif | |
10045 | + /* DW_AT_location: DW_FORM_block1: start */ | |
10046 | + .byte 0x3 | |
10047 | + .byte 0x91 | |
10048 | + .sleb128 -32 | |
10049 | +#if 0 | |
10050 | + .byte 0x6 /* DW_OP_deref */ | |
10051 | +#else | |
10052 | + .byte 0x96 /* DW_OP_nop */ | |
10053 | +#endif | |
10054 | + /* DW_AT_location: DW_FORM_block1: end */ | |
10055 | + .uleb128 0x6 | |
10056 | + .string "i" | |
10057 | + .byte 0x1 | |
10058 | + .byte 0x19 | |
10059 | + .long .Ltype_int - .Ldebug_relative | |
10060 | + .byte 0x2 | |
10061 | + .byte 0x91 | |
10062 | + .sleb128 -20 | |
10063 | + .byte 0x0 | |
10064 | +.Ltype_int: | |
10065 | + .uleb128 0x7 | |
10066 | + .byte 0x4 | |
10067 | + .byte 0x5 | |
10068 | + .string "int" | |
10069 | +.Ltag_array_type: | |
10070 | + .uleb128 0x8 /* Abbrev Number: 8 (DW_TAG_array_type) */ | |
10071 | + .long .Ltype_char - .Ldebug_relative | |
10072 | + .long .Ltype_ulong - .Ldebug_relative /* DW_AT_sibling: DW_FORM_ref4 */ | |
10073 | +1: /* DW_AT_data_location: DW_FORM_block1: start */ | |
10074 | + .byte 2f - 3f /* length */ | |
10075 | +3: | |
10076 | + .byte 0x97 /* DW_OP_push_object_address */ | |
10077 | +#if 1 | |
10078 | + .byte 0x6 /* DW_OP_deref */ | |
10079 | +#else | |
10080 | + .byte 0x96 /* DW_OP_nop */ | |
10081 | +#endif | |
10082 | +2: /* DW_AT_data_location: DW_FORM_block1: end */ | |
10083 | + .uleb128 0x9 | |
10084 | + .long .Ltype_char - .Ldebug_relative /* DW_AT_type: DW_FORM_ref4 */ | |
10085 | + .byte 0x3 | |
10086 | + .byte 0x91 | |
10087 | + .sleb128 -40 | |
10088 | + .byte 0x6 | |
10089 | + .byte 0x0 | |
10090 | +.Ltype_ulong: | |
10091 | + .uleb128 0xa | |
10092 | + .byte 0x8 | |
10093 | + .byte 0x7 | |
10094 | +.Ltype_char: | |
10095 | + .uleb128 0xb | |
10096 | + .byte 0x1 | |
10097 | + .byte 0x6 | |
10098 | + .long .LASF1 | |
10099 | + .byte 0x0 | |
10100 | +.Ldebug_end: | |
10101 | + .section .debug_abbrev | |
10102 | + .uleb128 0x1 | |
10103 | + .uleb128 0x11 | |
10104 | + .byte 0x1 | |
10105 | + .uleb128 0x25 | |
10106 | + .uleb128 0xe | |
10107 | + .uleb128 0x13 | |
10108 | + .uleb128 0xb | |
10109 | + .uleb128 0x3 | |
10110 | + .uleb128 0xe | |
10111 | + .uleb128 0x1b | |
10112 | + .uleb128 0xe | |
10113 | + .uleb128 0x11 | |
10114 | + .uleb128 0x1 | |
10115 | + .uleb128 0x12 | |
10116 | + .uleb128 0x1 | |
10117 | + .uleb128 0x10 | |
10118 | + .uleb128 0x6 | |
10119 | + .byte 0x0 | |
10120 | + .byte 0x0 | |
10121 | + .uleb128 0x2 | |
10122 | + .uleb128 0x2e | |
10123 | + .byte 0x1 | |
10124 | + .uleb128 0x3f | |
10125 | + .uleb128 0xc | |
10126 | + .uleb128 0x3 | |
10127 | + .uleb128 0x8 | |
10128 | + .uleb128 0x3a | |
10129 | + .uleb128 0xb | |
10130 | + .uleb128 0x3b | |
10131 | + .uleb128 0xb | |
10132 | + .uleb128 0x27 | |
10133 | + .uleb128 0xc | |
10134 | + .uleb128 0x11 | |
10135 | + .uleb128 0x1 | |
10136 | + .uleb128 0x12 | |
10137 | + .uleb128 0x1 | |
10138 | + .uleb128 0x40 | |
10139 | + .uleb128 0x6 | |
10140 | + .uleb128 0x1 | |
10141 | + .uleb128 0x13 | |
10142 | + .byte 0x0 | |
10143 | + .byte 0x0 | |
10144 | + .uleb128 0x3 | |
10145 | + .uleb128 0x5 | |
10146 | + .byte 0x0 | |
10147 | + .uleb128 0x3 | |
10148 | + .uleb128 0xe | |
10149 | + .uleb128 0x3a | |
10150 | + .uleb128 0xb | |
10151 | + .uleb128 0x3b | |
10152 | + .uleb128 0xb | |
10153 | + .uleb128 0x49 | |
10154 | + .uleb128 0x13 | |
10155 | + .uleb128 0x2 | |
10156 | + .uleb128 0xa | |
10157 | + .byte 0x0 | |
10158 | + .byte 0x0 | |
10159 | + .uleb128 0x4 /* .Ltag_pointer abbrev */ | |
10160 | + .uleb128 0x0f /* DW_TAG_pointer_type */ | |
10161 | + .byte 0x0 | |
10162 | + .uleb128 0x0b | |
10163 | + .uleb128 0xb | |
10164 | + .uleb128 0x49 | |
10165 | + .uleb128 0x13 | |
10166 | + .byte 0x0 | |
10167 | + .byte 0x0 | |
10168 | + .uleb128 0x5 | |
10169 | + .uleb128 0x34 | |
10170 | + .byte 0x0 | |
10171 | + .uleb128 0x3 | |
10172 | + .uleb128 0xe | |
10173 | + .uleb128 0x3a | |
10174 | + .uleb128 0xb | |
10175 | + .uleb128 0x3b | |
10176 | + .uleb128 0xb | |
10177 | + .uleb128 0x49 | |
10178 | + .uleb128 0x13 | |
10179 | + .uleb128 0x2 | |
10180 | + .uleb128 0xa | |
10181 | + .byte 0x0 | |
10182 | + .byte 0x0 | |
10183 | + .uleb128 0x6 | |
10184 | + .uleb128 0x34 | |
10185 | + .byte 0x0 | |
10186 | + .uleb128 0x3 | |
10187 | + .uleb128 0x8 | |
10188 | + .uleb128 0x3a | |
10189 | + .uleb128 0xb | |
10190 | + .uleb128 0x3b | |
10191 | + .uleb128 0xb | |
10192 | + .uleb128 0x49 | |
10193 | + .uleb128 0x13 | |
10194 | + .uleb128 0x2 | |
10195 | + .uleb128 0xa | |
10196 | + .byte 0x0 | |
10197 | + .byte 0x0 | |
10198 | + .uleb128 0x7 | |
10199 | + .uleb128 0x24 | |
10200 | + .byte 0x0 | |
10201 | + .uleb128 0xb | |
10202 | + .uleb128 0xb | |
10203 | + .uleb128 0x3e | |
10204 | + .uleb128 0xb | |
10205 | + .uleb128 0x3 | |
10206 | + .uleb128 0x8 | |
10207 | + .byte 0x0 | |
10208 | + .byte 0x0 | |
10209 | + .uleb128 0x8 /* Abbrev Number: 8 (DW_TAG_array_type) */ | |
10210 | + .uleb128 0x1 | |
10211 | + .byte 0x1 | |
10212 | + .uleb128 0x49 /* DW_AT_type */ | |
10213 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
10214 | + .uleb128 0x1 /* DW_AT_sibling */ | |
10215 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
10216 | + .uleb128 0x50 /* DW_AT_data_location */ | |
10217 | + .uleb128 0xa /* DW_FORM_block1 */ | |
10218 | + .byte 0x0 | |
10219 | + .byte 0x0 | |
10220 | + .uleb128 0x9 | |
10221 | + .uleb128 0x21 | |
10222 | + .byte 0x0 | |
10223 | + .uleb128 0x49 /* DW_AT_type */ | |
10224 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
10225 | + .uleb128 0x2f | |
10226 | + .uleb128 0xa | |
10227 | + .byte 0x0 | |
10228 | + .byte 0x0 | |
10229 | + .uleb128 0xa | |
10230 | + .uleb128 0x24 | |
10231 | + .byte 0x0 | |
10232 | + .uleb128 0xb | |
10233 | + .uleb128 0xb | |
10234 | + .uleb128 0x3e | |
10235 | + .uleb128 0xb | |
10236 | + .byte 0x0 | |
10237 | + .byte 0x0 | |
10238 | + .uleb128 0xb | |
10239 | + .uleb128 0x24 | |
10240 | + .byte 0x0 | |
10241 | + .uleb128 0xb | |
10242 | + .uleb128 0xb | |
10243 | + .uleb128 0x3e | |
10244 | + .uleb128 0xb | |
10245 | + .uleb128 0x3 | |
10246 | + .uleb128 0xe | |
10247 | + .byte 0x0 | |
10248 | + .byte 0x0 | |
10249 | + .byte 0x0 | |
10250 | + .section .debug_pubnames,"",@progbits | |
10251 | + .long 0x16 | |
10252 | + .value 0x2 | |
10253 | + .long .Ldebug_info0 | |
10254 | + .long 0xa8 | |
10255 | + .long 0x2d | |
10256 | + .string "foo" | |
10257 | + .long 0x0 | |
10258 | + .section .debug_aranges,"",@progbits | |
10259 | + .long 0x2c | |
10260 | + .value 0x2 | |
10261 | + .long .Ldebug_info0 | |
10262 | + .byte 0x8 | |
10263 | + .byte 0x0 | |
10264 | + .value 0x0 | |
10265 | + .value 0x0 | |
10266 | + .quad .Ltext0 | |
10267 | + .quad .Letext0-.Ltext0 | |
10268 | + .quad 0x0 | |
10269 | + .quad 0x0 | |
10270 | + .section .debug_str,"MS",@progbits,1 | |
10271 | +.LASF0: | |
10272 | + .string "array" | |
10273 | +.LASF5: | |
10274 | + .string "size" | |
10275 | +.LASF3: | |
10276 | + .string "x86_64-vla-pointer.c" | |
10277 | +.LASF6: | |
10278 | + .string "array_t" | |
10279 | +.LASF1: | |
10280 | + .string "char" | |
10281 | +.LASF4: | |
10282 | + .string "gdb.arch" | |
10283 | +.LASF2: | |
10284 | + .string "GNU C 4.3.2 20081105 (Red Hat 4.3.2-7)" | |
10285 | + .ident "GCC: (GNU) 4.3.2 20081105 (Red Hat 4.3.2-7)" | |
10286 | + .section .note.GNU-stack,"",@progbits | |
6ed6bacf AM |
10287 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.arch/x86_64-vla-pointer.c |
10288 | =================================================================== | |
10289 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
10290 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.arch/x86_64-vla-pointer.c 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f | 10291 | @@ -0,0 +1,43 @@ |
7566401a | 10292 | +/* This testcase is part of GDB, the GNU debugger. |
3a58abaf | 10293 | + |
51a5ef0f | 10294 | + Copyright 2009 Free Software Foundation, Inc. |
3a58abaf AM |
10295 | + |
10296 | + This program is free software; you can redistribute it and/or modify | |
10297 | + it under the terms of the GNU General Public License as published by | |
51a5ef0f | 10298 | + the Free Software Foundation; either version 3 of the License, or |
3a58abaf AM |
10299 | + (at your option) any later version. |
10300 | + | |
10301 | + This program is distributed in the hope that it will be useful, | |
10302 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10303 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
10304 | + GNU General Public License for more details. | |
3a58abaf | 10305 | + |
51a5ef0f PS |
10306 | + You should have received a copy of the GNU General Public License |
10307 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
3a58abaf | 10308 | + |
51a5ef0f | 10309 | +#if 0 |
7566401a ER |
10310 | + |
10311 | +void | |
51a5ef0f | 10312 | +foo (int size) |
3a58abaf | 10313 | +{ |
51a5ef0f PS |
10314 | + typedef char array_t[size]; |
10315 | + array_t array; | |
10316 | + int i; | |
3a58abaf | 10317 | + |
51a5ef0f PS |
10318 | + for (i = 0; i < size; i++) |
10319 | + array[i] = i; | |
3a58abaf | 10320 | + |
51a5ef0f | 10321 | + array[0] = 0; /* break-here */ |
7566401a ER |
10322 | +} |
10323 | + | |
51a5ef0f PS |
10324 | +#else |
10325 | + | |
7566401a | 10326 | +int |
51a5ef0f | 10327 | +main (void) |
7566401a | 10328 | +{ |
51a5ef0f PS |
10329 | + foo (26); |
10330 | + foo (78); | |
3a58abaf AM |
10331 | + return 0; |
10332 | +} | |
3a58abaf | 10333 | + |
51a5ef0f | 10334 | +#endif |
6ed6bacf AM |
10335 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.arch/x86_64-vla-pointer.exp |
10336 | =================================================================== | |
10337 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
10338 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.arch/x86_64-vla-pointer.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f | 10339 | @@ -0,0 +1,66 @@ |
7566401a | 10340 | +# Copyright 2009 Free Software Foundation, Inc. |
3a58abaf AM |
10341 | + |
10342 | +# This program is free software; you can redistribute it and/or modify | |
10343 | +# it under the terms of the GNU General Public License as published by | |
10344 | +# the Free Software Foundation; either version 3 of the License, or | |
10345 | +# (at your option) any later version. | |
10346 | +# | |
10347 | +# This program is distributed in the hope that it will be useful, | |
10348 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10349 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
10350 | +# GNU General Public License for more details. | |
10351 | +# | |
10352 | +# You should have received a copy of the GNU General Public License | |
10353 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
10354 | + | |
51a5ef0f PS |
10355 | +if ![istarget "x86_64-*-*"] then { |
10356 | + verbose "Skipping over gdb.arch/x86_64-vla-pointer.exp test made only for x86_64." | |
10357 | + return | |
3a58abaf AM |
10358 | +} |
10359 | + | |
51a5ef0f PS |
10360 | +set testfile x86_64-vla-pointer |
10361 | +set srcasmfile ${testfile}-foo.S | |
10362 | +set srcfile ${testfile}.c | |
10363 | +set binfile ${objdir}/${subdir}/${testfile} | |
10364 | +set binobjfile ${objdir}/${subdir}/${testfile}-foo.o | |
10365 | +if { [gdb_compile "${srcdir}/${subdir}/${srcasmfile}" "${binobjfile}" object {}] != "" } { | |
10366 | + untested "Couldn't compile test program" | |
7566401a | 10367 | + return -1 |
3a58abaf | 10368 | +} |
51a5ef0f PS |
10369 | +if { [gdb_compile "${srcdir}/${subdir}/${srcfile} ${binobjfile}" "${binfile}" executable {debug}] != "" } { |
10370 | + untested "Couldn't compile test program" | |
3a58abaf AM |
10371 | + return -1 |
10372 | +} | |
10373 | + | |
10374 | +gdb_exit | |
10375 | +gdb_start | |
10376 | +gdb_reinitialize_dir $srcdir/$subdir | |
10377 | +gdb_load ${binfile} | |
10378 | + | |
51a5ef0f PS |
10379 | +if ![runto_main] { |
10380 | + untested x86_64-vla-pointer | |
10381 | + return -1 | |
3a58abaf AM |
10382 | +} |
10383 | + | |
51a5ef0f PS |
10384 | +gdb_breakpoint "break_here" |
10385 | + | |
10386 | +gdb_continue_to_breakpoint "break_here" | |
10387 | + | |
10388 | +gdb_test "whatis array" "type = char \\(\\*\\)\\\[variable\\\]" "first: whatis array" | |
10389 | +gdb_test "ptype array" "type = char \\(\\*\\)\\\[26\\\]" "first: ptype array" | |
10390 | + | |
10391 | +gdb_test "whatis *array" "type = char \\\[26\\\]" "first: whatis *array" | |
10392 | +gdb_test "ptype *array" "type = char \\\[26\\\]" "first: ptype *array" | |
10393 | + | |
10394 | +gdb_test "p (*array)\[1\]" "\\$\[0-9\] = 1 '\\\\001'" | |
10395 | +gdb_test "p (*array)\[2\]" "\\$\[0-9\] = 2 '\\\\002'" | |
10396 | +gdb_test "p (*array)\[3\]" "\\$\[0-9\] = 3 '\\\\003'" | |
10397 | +gdb_test "p (*array)\[4\]" "\\$\[0-9\] = 4 '\\\\004'" | |
10398 | + | |
10399 | +gdb_continue_to_breakpoint "break_here" | |
10400 | + | |
10401 | +gdb_test "whatis array" "type = char \\(\\*\\)\\\[variable\\\]" "second: whatis array" | |
10402 | +gdb_test "ptype array" "type = char \\(\\*\\)\\\[78\\\]" "second: ptype array" | |
10403 | + | |
10404 | +gdb_test "whatis *array" "type = char \\\[78\\\]" "second: whatis *array" | |
10405 | +gdb_test "ptype *array" "type = char \\\[78\\\]" "second: ptype *array" | |
6ed6bacf AM |
10406 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.arch/x86_64-vla-typedef-foo.S |
10407 | =================================================================== | |
10408 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
10409 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.arch/x86_64-vla-typedef-foo.S 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
10410 | @@ -0,0 +1,455 @@ |
10411 | + .file "x86_64-vla-typedef.c" | |
10412 | + .section .debug_abbrev,"",@progbits | |
10413 | +.Ldebug_abbrev0: | |
10414 | + .section .debug_info,"",@progbits | |
10415 | +.Ldebug_info0: | |
10416 | + .section .debug_line,"",@progbits | |
10417 | +.Ldebug_line0: | |
10418 | + .text | |
10419 | +.Ltext0: | |
10420 | +.globl foo | |
10421 | + .type foo, @function | |
10422 | +foo: | |
10423 | +.LFB2: | |
10424 | + .file 1 "x86_64-vla-typedef.c" | |
10425 | + .loc 1 22 0 | |
10426 | + pushq %rbp | |
10427 | +.LCFI0: | |
10428 | + movq %rsp, %rbp | |
10429 | +.LCFI1: | |
10430 | + subq $64, %rsp | |
10431 | +.LCFI2: | |
10432 | + movl %edi, -36(%rbp) | |
10433 | + .loc 1 22 0 | |
10434 | + movq %rsp, %rax | |
10435 | + movq %rax, -48(%rbp) | |
10436 | + .loc 1 23 0 | |
10437 | + movl -36(%rbp), %edx | |
10438 | + movslq %edx,%rax | |
10439 | + subq $1, %rax | |
10440 | + movq %rax, -24(%rbp) | |
10441 | + .loc 1 24 0 | |
10442 | + movslq %edx,%rax | |
10443 | + addq $15, %rax | |
10444 | + addq $15, %rax | |
10445 | + shrq $4, %rax | |
10446 | + salq $4, %rax | |
10447 | + subq %rax, %rsp | |
10448 | + movq %rsp, -56(%rbp) | |
10449 | + movq -56(%rbp), %rax | |
10450 | + addq $15, %rax | |
10451 | + shrq $4, %rax | |
10452 | + salq $4, %rax | |
10453 | + movq %rax, -56(%rbp) | |
10454 | + movq -56(%rbp), %rax | |
10455 | + movq %rax, -16(%rbp) | |
10456 | + .loc 1 27 0 | |
10457 | + movl $0, -4(%rbp) | |
10458 | + jmp .L2 | |
10459 | +.L3: | |
10460 | + .loc 1 28 0 | |
10461 | + movl -4(%rbp), %esi | |
10462 | + movl -4(%rbp), %eax | |
10463 | + movl %eax, %ecx | |
10464 | + movq -16(%rbp), %rdx | |
10465 | + movslq %esi,%rax | |
10466 | + movb %cl, (%rdx,%rax) | |
10467 | + .loc 1 27 0 | |
10468 | + addl $1, -4(%rbp) | |
10469 | +.L2: | |
10470 | + movl -4(%rbp), %eax | |
10471 | + cmpl -36(%rbp), %eax | |
10472 | + jl .L3 | |
10473 | + .loc 1 30 0 | |
10474 | + .globl break_here | |
10475 | +break_here: | |
10476 | + movq -16(%rbp), %rax | |
10477 | + movb $0, (%rax) | |
10478 | + movq -48(%rbp), %rsp | |
10479 | + .loc 1 31 0 | |
10480 | + leave | |
10481 | + ret | |
10482 | +.LFE2: | |
10483 | + .size foo, .-foo | |
10484 | + .section .debug_frame,"",@progbits | |
10485 | +.Lframe0: | |
10486 | + .long .LECIE0-.LSCIE0 | |
10487 | +.LSCIE0: | |
10488 | + .long 0xffffffff | |
10489 | + .byte 0x1 | |
10490 | + .string "" | |
10491 | + .uleb128 0x1 | |
10492 | + .sleb128 -8 | |
10493 | + .byte 0x10 | |
10494 | + .byte 0xc | |
10495 | + .uleb128 0x7 | |
10496 | + .uleb128 0x8 | |
10497 | + .byte 0x90 | |
10498 | + .uleb128 0x1 | |
10499 | + .align 8 | |
10500 | +.LECIE0: | |
10501 | +.LSFDE0: | |
10502 | + .long .LEFDE0-.LASFDE0 | |
10503 | +.LASFDE0: | |
10504 | + .long .Lframe0 | |
10505 | + .quad .LFB2 | |
10506 | + .quad .LFE2-.LFB2 | |
10507 | + .byte 0x4 | |
10508 | + .long .LCFI0-.LFB2 | |
10509 | + .byte 0xe | |
10510 | + .uleb128 0x10 | |
10511 | + .byte 0x86 | |
10512 | + .uleb128 0x2 | |
10513 | + .byte 0x4 | |
10514 | + .long .LCFI1-.LCFI0 | |
10515 | + .byte 0xd | |
10516 | + .uleb128 0x6 | |
10517 | + .align 8 | |
10518 | +.LEFDE0: | |
10519 | + .section .eh_frame,"a",@progbits | |
10520 | +.Lframe1: | |
10521 | + .long .LECIE1-.LSCIE1 | |
10522 | +.LSCIE1: | |
10523 | + .long 0x0 | |
10524 | + .byte 0x1 | |
10525 | + .string "zR" | |
10526 | + .uleb128 0x1 | |
10527 | + .sleb128 -8 | |
10528 | + .byte 0x10 | |
10529 | + .uleb128 0x1 | |
10530 | + .byte 0x3 | |
10531 | + .byte 0xc | |
10532 | + .uleb128 0x7 | |
10533 | + .uleb128 0x8 | |
10534 | + .byte 0x90 | |
10535 | + .uleb128 0x1 | |
10536 | + .align 8 | |
10537 | +.LECIE1: | |
10538 | +.LSFDE1: | |
10539 | + .long .LEFDE1-.LASFDE1 | |
10540 | +.LASFDE1: | |
10541 | + .long .LASFDE1-.Lframe1 | |
10542 | + .long .LFB2 | |
10543 | + .long .LFE2-.LFB2 | |
10544 | + .uleb128 0x0 | |
10545 | + .byte 0x4 | |
10546 | + .long .LCFI0-.LFB2 | |
10547 | + .byte 0xe | |
10548 | + .uleb128 0x10 | |
10549 | + .byte 0x86 | |
10550 | + .uleb128 0x2 | |
10551 | + .byte 0x4 | |
10552 | + .long .LCFI1-.LCFI0 | |
10553 | + .byte 0xd | |
10554 | + .uleb128 0x6 | |
10555 | + .align 8 | |
10556 | +.LEFDE1: | |
10557 | + .text | |
10558 | +.Letext0: | |
10559 | + .section .debug_loc,"",@progbits | |
10560 | +.Ldebug_loc0: | |
10561 | +.LLST0: | |
10562 | + .quad .LFB2-.Ltext0 | |
10563 | + .quad .LCFI0-.Ltext0 | |
10564 | + .value 0x2 | |
10565 | + .byte 0x77 | |
10566 | + .sleb128 8 | |
10567 | + .quad .LCFI0-.Ltext0 | |
10568 | + .quad .LCFI1-.Ltext0 | |
10569 | + .value 0x2 | |
10570 | + .byte 0x77 | |
10571 | + .sleb128 16 | |
10572 | + .quad .LCFI1-.Ltext0 | |
10573 | + .quad .LFE2-.Ltext0 | |
10574 | + .value 0x2 | |
10575 | + .byte 0x76 | |
10576 | + .sleb128 16 | |
10577 | + .quad 0x0 | |
10578 | + .quad 0x0 | |
10579 | + .section .debug_info | |
10580 | + .long .Ldebug_end - .Ldebug_start | |
10581 | +.Ldebug_start: | |
10582 | + .value 0x2 | |
10583 | + .long .Ldebug_abbrev0 | |
10584 | + .byte 0x8 | |
10585 | + .uleb128 0x1 | |
10586 | + .long .LASF2 | |
10587 | + .byte 0x1 | |
10588 | + .long .LASF3 | |
10589 | + .long .LASF4 | |
10590 | + .quad .Ltext0 | |
10591 | + .quad .Letext0 | |
10592 | + .long .Ldebug_line0 | |
10593 | + .uleb128 0x2 | |
10594 | + .byte 0x1 | |
10595 | + .string "foo" | |
10596 | + .byte 0x1 | |
10597 | + .byte 0x16 | |
10598 | + .byte 0x1 | |
10599 | + .quad .LFB2 | |
10600 | + .quad .LFE2 | |
10601 | + .long .LLST0 | |
10602 | + .long 0x83 | |
10603 | + .uleb128 0x3 | |
10604 | + .long .LASF5 | |
10605 | + .byte 0x1 | |
10606 | + .byte 0x15 | |
10607 | + .long 0x83 | |
10608 | + .byte 0x2 | |
10609 | + .byte 0x91 | |
10610 | + .sleb128 -52 | |
10611 | +.Ltag_typedef: | |
10612 | + .uleb128 0x4 | |
10613 | + .long .LASF6 | |
10614 | + .byte 0x1 | |
10615 | + .byte 0x17 | |
10616 | + .long .Ltag_array_type - .debug_info | |
10617 | + .uleb128 0x5 /* Abbrev Number: 5 (DW_TAG_variable) */ | |
10618 | + .long .LASF0 | |
10619 | + .byte 0x1 | |
10620 | + .byte 0x18 | |
10621 | +#if 1 | |
10622 | + .long .Ltag_typedef - .debug_info | |
10623 | +#else | |
10624 | + /* Debugging only: Skip the typedef indirection. */ | |
10625 | + .long .Ltag_array_type - .debug_info | |
10626 | +#endif | |
10627 | + /* DW_AT_location: DW_FORM_block1: start */ | |
10628 | + .byte 0x3 | |
10629 | + .byte 0x91 | |
10630 | + .sleb128 -32 | |
10631 | +#if 0 | |
10632 | + .byte 0x6 /* DW_OP_deref */ | |
10633 | +#else | |
10634 | + .byte 0x96 /* DW_OP_nop */ | |
10635 | +#endif | |
10636 | + /* DW_AT_location: DW_FORM_block1: end */ | |
10637 | + .uleb128 0x6 | |
10638 | + .string "i" | |
10639 | + .byte 0x1 | |
10640 | + .byte 0x19 | |
10641 | + .long 0x83 | |
10642 | + .byte 0x2 | |
10643 | + .byte 0x91 | |
10644 | + .sleb128 -20 | |
10645 | + .byte 0x0 | |
10646 | + .uleb128 0x7 | |
10647 | + .byte 0x4 | |
10648 | + .byte 0x5 | |
10649 | + .string "int" | |
10650 | +.Ltag_array_type: | |
10651 | + .uleb128 0x8 /* Abbrev Number: 8 (DW_TAG_array_type) */ | |
10652 | + .long 0xa0 + (2f - 1f) /* DW_AT_type: DW_FORM_ref4 */ | |
10653 | + .long 0x9d + (2f - 1f) /* DW_AT_sibling: DW_FORM_ref4 */ | |
10654 | +1: /* DW_AT_data_location: DW_FORM_block1: start */ | |
10655 | + .byte 2f - 3f /* length */ | |
10656 | +3: | |
10657 | + .byte 0x97 /* DW_OP_push_object_address */ | |
10658 | + .byte 0x6 /* DW_OP_deref */ | |
10659 | +2: /* DW_AT_data_location: DW_FORM_block1: end */ | |
10660 | + .uleb128 0x9 | |
10661 | + .long 0x9d + (2b - 1b) /* DW_AT_type: DW_FORM_ref4 */ | |
10662 | + .byte 0x3 | |
10663 | + .byte 0x91 | |
10664 | + .sleb128 -40 | |
10665 | + .byte 0x6 | |
10666 | + .byte 0x0 | |
10667 | + .uleb128 0xa | |
10668 | + .byte 0x8 | |
10669 | + .byte 0x7 | |
10670 | + .uleb128 0xb | |
10671 | + .byte 0x1 | |
10672 | + .byte 0x6 | |
10673 | + .long .LASF1 | |
10674 | + .byte 0x0 | |
10675 | +.Ldebug_end: | |
10676 | + .section .debug_abbrev | |
10677 | + .uleb128 0x1 | |
10678 | + .uleb128 0x11 | |
10679 | + .byte 0x1 | |
10680 | + .uleb128 0x25 | |
10681 | + .uleb128 0xe | |
10682 | + .uleb128 0x13 | |
10683 | + .uleb128 0xb | |
10684 | + .uleb128 0x3 | |
10685 | + .uleb128 0xe | |
10686 | + .uleb128 0x1b | |
10687 | + .uleb128 0xe | |
10688 | + .uleb128 0x11 | |
10689 | + .uleb128 0x1 | |
10690 | + .uleb128 0x12 | |
10691 | + .uleb128 0x1 | |
10692 | + .uleb128 0x10 | |
10693 | + .uleb128 0x6 | |
10694 | + .byte 0x0 | |
10695 | + .byte 0x0 | |
10696 | + .uleb128 0x2 | |
10697 | + .uleb128 0x2e | |
10698 | + .byte 0x1 | |
10699 | + .uleb128 0x3f | |
10700 | + .uleb128 0xc | |
10701 | + .uleb128 0x3 | |
10702 | + .uleb128 0x8 | |
10703 | + .uleb128 0x3a | |
10704 | + .uleb128 0xb | |
10705 | + .uleb128 0x3b | |
10706 | + .uleb128 0xb | |
10707 | + .uleb128 0x27 | |
10708 | + .uleb128 0xc | |
10709 | + .uleb128 0x11 | |
10710 | + .uleb128 0x1 | |
10711 | + .uleb128 0x12 | |
10712 | + .uleb128 0x1 | |
10713 | + .uleb128 0x40 | |
10714 | + .uleb128 0x6 | |
10715 | + .uleb128 0x1 | |
10716 | + .uleb128 0x13 | |
10717 | + .byte 0x0 | |
10718 | + .byte 0x0 | |
10719 | + .uleb128 0x3 | |
10720 | + .uleb128 0x5 | |
10721 | + .byte 0x0 | |
10722 | + .uleb128 0x3 | |
10723 | + .uleb128 0xe | |
10724 | + .uleb128 0x3a | |
10725 | + .uleb128 0xb | |
10726 | + .uleb128 0x3b | |
10727 | + .uleb128 0xb | |
10728 | + .uleb128 0x49 | |
10729 | + .uleb128 0x13 | |
10730 | + .uleb128 0x2 | |
10731 | + .uleb128 0xa | |
10732 | + .byte 0x0 | |
10733 | + .byte 0x0 | |
10734 | + .uleb128 0x4 | |
10735 | + .uleb128 0x16 | |
10736 | + .byte 0x0 | |
10737 | + .uleb128 0x3 | |
10738 | + .uleb128 0xe | |
10739 | + .uleb128 0x3a | |
10740 | + .uleb128 0xb | |
10741 | + .uleb128 0x3b | |
10742 | + .uleb128 0xb | |
10743 | + .uleb128 0x49 | |
10744 | + .uleb128 0x13 | |
10745 | + .byte 0x0 | |
10746 | + .byte 0x0 | |
10747 | + .uleb128 0x5 | |
10748 | + .uleb128 0x34 | |
10749 | + .byte 0x0 | |
10750 | + .uleb128 0x3 | |
10751 | + .uleb128 0xe | |
10752 | + .uleb128 0x3a | |
10753 | + .uleb128 0xb | |
10754 | + .uleb128 0x3b | |
10755 | + .uleb128 0xb | |
10756 | + .uleb128 0x49 | |
10757 | + .uleb128 0x13 | |
10758 | + .uleb128 0x2 | |
10759 | + .uleb128 0xa | |
10760 | + .byte 0x0 | |
10761 | + .byte 0x0 | |
10762 | + .uleb128 0x6 | |
10763 | + .uleb128 0x34 | |
10764 | + .byte 0x0 | |
10765 | + .uleb128 0x3 | |
10766 | + .uleb128 0x8 | |
10767 | + .uleb128 0x3a | |
10768 | + .uleb128 0xb | |
10769 | + .uleb128 0x3b | |
10770 | + .uleb128 0xb | |
10771 | + .uleb128 0x49 | |
10772 | + .uleb128 0x13 | |
10773 | + .uleb128 0x2 | |
10774 | + .uleb128 0xa | |
10775 | + .byte 0x0 | |
10776 | + .byte 0x0 | |
10777 | + .uleb128 0x7 | |
10778 | + .uleb128 0x24 | |
10779 | + .byte 0x0 | |
10780 | + .uleb128 0xb | |
10781 | + .uleb128 0xb | |
10782 | + .uleb128 0x3e | |
10783 | + .uleb128 0xb | |
10784 | + .uleb128 0x3 | |
10785 | + .uleb128 0x8 | |
10786 | + .byte 0x0 | |
10787 | + .byte 0x0 | |
10788 | + .uleb128 0x8 /* Abbrev Number: 8 (DW_TAG_array_type) */ | |
10789 | + .uleb128 0x1 | |
10790 | + .byte 0x1 | |
10791 | + .uleb128 0x49 /* DW_AT_type */ | |
10792 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
10793 | + .uleb128 0x1 /* DW_AT_sibling */ | |
10794 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
10795 | + .uleb128 0x50 /* DW_AT_data_location */ | |
10796 | + .uleb128 0xa /* DW_FORM_block1 */ | |
10797 | + .byte 0x0 | |
10798 | + .byte 0x0 | |
10799 | + .uleb128 0x9 | |
10800 | + .uleb128 0x21 | |
10801 | + .byte 0x0 | |
10802 | + .uleb128 0x49 /* DW_AT_type */ | |
10803 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
10804 | + .uleb128 0x2f | |
10805 | + .uleb128 0xa | |
10806 | + .byte 0x0 | |
10807 | + .byte 0x0 | |
10808 | + .uleb128 0xa | |
10809 | + .uleb128 0x24 | |
10810 | + .byte 0x0 | |
10811 | + .uleb128 0xb | |
10812 | + .uleb128 0xb | |
10813 | + .uleb128 0x3e | |
10814 | + .uleb128 0xb | |
10815 | + .byte 0x0 | |
10816 | + .byte 0x0 | |
10817 | + .uleb128 0xb | |
10818 | + .uleb128 0x24 | |
10819 | + .byte 0x0 | |
10820 | + .uleb128 0xb | |
10821 | + .uleb128 0xb | |
10822 | + .uleb128 0x3e | |
10823 | + .uleb128 0xb | |
10824 | + .uleb128 0x3 | |
10825 | + .uleb128 0xe | |
10826 | + .byte 0x0 | |
10827 | + .byte 0x0 | |
10828 | + .byte 0x0 | |
10829 | + .section .debug_pubnames,"",@progbits | |
10830 | + .long 0x16 | |
10831 | + .value 0x2 | |
10832 | + .long .Ldebug_info0 | |
10833 | + .long 0xa8 | |
10834 | + .long 0x2d | |
10835 | + .string "foo" | |
10836 | + .long 0x0 | |
10837 | + .section .debug_aranges,"",@progbits | |
10838 | + .long 0x2c | |
10839 | + .value 0x2 | |
10840 | + .long .Ldebug_info0 | |
10841 | + .byte 0x8 | |
10842 | + .byte 0x0 | |
10843 | + .value 0x0 | |
10844 | + .value 0x0 | |
10845 | + .quad .Ltext0 | |
10846 | + .quad .Letext0-.Ltext0 | |
10847 | + .quad 0x0 | |
10848 | + .quad 0x0 | |
10849 | + .section .debug_str,"MS",@progbits,1 | |
10850 | +.LASF0: | |
10851 | + .string "array" | |
10852 | +.LASF5: | |
10853 | + .string "size" | |
10854 | +.LASF3: | |
10855 | + .string "x86_64-vla-typedef.c" | |
10856 | +.LASF6: | |
10857 | + .string "array_t" | |
10858 | +.LASF1: | |
10859 | + .string "char" | |
10860 | +.LASF4: | |
10861 | + .string "gdb.arch" | |
10862 | +.LASF2: | |
10863 | + .string "GNU C 4.3.2 20081105 (Red Hat 4.3.2-7)" | |
10864 | + .ident "GCC: (GNU) 4.3.2 20081105 (Red Hat 4.3.2-7)" | |
10865 | + .section .note.GNU-stack,"",@progbits | |
6ed6bacf AM |
10866 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.arch/x86_64-vla-typedef.c |
10867 | =================================================================== | |
10868 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
10869 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.arch/x86_64-vla-typedef.c 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
10870 | @@ -0,0 +1,43 @@ |
10871 | +/* This testcase is part of GDB, the GNU debugger. | |
3a58abaf | 10872 | + |
51a5ef0f | 10873 | + Copyright 2008 Free Software Foundation, Inc. |
3a58abaf | 10874 | + |
51a5ef0f PS |
10875 | + This program is free software; you can redistribute it and/or modify |
10876 | + it under the terms of the GNU General Public License as published by | |
10877 | + the Free Software Foundation; either version 3 of the License, or | |
10878 | + (at your option) any later version. | |
3a58abaf | 10879 | + |
51a5ef0f PS |
10880 | + This program is distributed in the hope that it will be useful, |
10881 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10882 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
10883 | + GNU General Public License for more details. | |
3a58abaf | 10884 | + |
51a5ef0f PS |
10885 | + You should have received a copy of the GNU General Public License |
10886 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
3a58abaf | 10887 | + |
51a5ef0f | 10888 | +#if 0 |
3a58abaf | 10889 | + |
51a5ef0f PS |
10890 | +void |
10891 | +foo (int size) | |
10892 | +{ | |
10893 | + typedef char array_t[size]; | |
10894 | + array_t array; | |
10895 | + int i; | |
3a58abaf | 10896 | + |
51a5ef0f PS |
10897 | + for (i = 0; i < size; i++) |
10898 | + array[i] = i; | |
3a58abaf | 10899 | + |
51a5ef0f PS |
10900 | + array[0] = 0; /* break-here */ |
10901 | +} | |
3a58abaf | 10902 | + |
51a5ef0f | 10903 | +#else |
3a58abaf | 10904 | + |
51a5ef0f PS |
10905 | +int |
10906 | +main (void) | |
10907 | +{ | |
10908 | + foo (26); | |
10909 | + foo (78); | |
10910 | + return 0; | |
10911 | +} | |
3a58abaf | 10912 | + |
51a5ef0f | 10913 | +#endif |
6ed6bacf AM |
10914 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.arch/x86_64-vla-typedef.exp |
10915 | =================================================================== | |
10916 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
10917 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.arch/x86_64-vla-typedef.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f | 10918 | @@ -0,0 +1,64 @@ |
7566401a | 10919 | +# Copyright 2009 Free Software Foundation, Inc. |
3a58abaf | 10920 | + |
7566401a ER |
10921 | +# This program is free software; you can redistribute it and/or modify |
10922 | +# it under the terms of the GNU General Public License as published by | |
51a5ef0f | 10923 | +# the Free Software Foundation; either version 3 of the License, or |
7566401a | 10924 | +# (at your option) any later version. |
51a5ef0f | 10925 | +# |
7566401a ER |
10926 | +# This program is distributed in the hope that it will be useful, |
10927 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10928 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
10929 | +# GNU General Public License for more details. | |
51a5ef0f | 10930 | +# |
7566401a | 10931 | +# You should have received a copy of the GNU General Public License |
51a5ef0f | 10932 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. |
3a58abaf | 10933 | + |
51a5ef0f | 10934 | +# Test DW_AT_data_location accessed through DW_TAG_typedef intermediate. |
3a58abaf | 10935 | + |
51a5ef0f PS |
10936 | +if ![istarget "x86_64-*-*"] then { |
10937 | + verbose "Skipping over gdb.arch/x86_64-vla-typedef.exp test made only for x86_64." | |
10938 | + return | |
3a58abaf | 10939 | +} |
3a58abaf | 10940 | + |
51a5ef0f PS |
10941 | +set testfile x86_64-vla-typedef |
10942 | +set srcasmfile ${testfile}-foo.S | |
10943 | +set srcfile ${testfile}.c | |
3a58abaf | 10944 | +set binfile ${objdir}/${subdir}/${testfile} |
51a5ef0f PS |
10945 | +set binobjfile ${objdir}/${subdir}/${testfile}-foo.o |
10946 | +if { [gdb_compile "${srcdir}/${subdir}/${srcasmfile}" "${binobjfile}" object {}] != "" } { | |
10947 | + untested "Couldn't compile test program" | |
10948 | + return -1 | |
10949 | +} | |
10950 | +if { [gdb_compile "${srcdir}/${subdir}/${srcfile} ${binobjfile}" "${binfile}" executable {debug}] != "" } { | |
10951 | + untested "Couldn't compile test program" | |
3a58abaf AM |
10952 | + return -1 |
10953 | +} | |
10954 | + | |
7566401a ER |
10955 | +gdb_exit |
10956 | +gdb_start | |
10957 | +gdb_reinitialize_dir $srcdir/$subdir | |
10958 | +gdb_load ${binfile} | |
3a58abaf | 10959 | + |
51a5ef0f PS |
10960 | +if ![runto_main] { |
10961 | + untested x86_64-vla-typedef | |
10962 | + return -1 | |
10963 | +} | |
3a58abaf | 10964 | + |
51a5ef0f | 10965 | +gdb_breakpoint "break_here" |
3a58abaf | 10966 | + |
51a5ef0f | 10967 | +gdb_continue_to_breakpoint "break_here" |
3a58abaf | 10968 | + |
51a5ef0f | 10969 | +gdb_test "whatis array" "type = array_t" "first: whatis array" |
3a58abaf | 10970 | + |
51a5ef0f | 10971 | +gdb_test "ptype array" "type = char \\\[26\\\]" "first: ptype array" |
3a58abaf | 10972 | + |
51a5ef0f PS |
10973 | +gdb_test "p array\[1\]" "\\$\[0-9\] = 1 '\\\\001'" |
10974 | +gdb_test "p array\[2\]" "\\$\[0-9\] = 2 '\\\\002'" | |
10975 | +gdb_test "p array\[3\]" "\\$\[0-9\] = 3 '\\\\003'" | |
10976 | +gdb_test "p array\[4\]" "\\$\[0-9\] = 4 '\\\\004'" | |
3a58abaf | 10977 | + |
51a5ef0f | 10978 | +gdb_continue_to_breakpoint "break_here" |
3a58abaf | 10979 | + |
51a5ef0f | 10980 | +gdb_test "whatis array" "type = array_t" "second: whatis array" |
3a58abaf | 10981 | + |
51a5ef0f | 10982 | +gdb_test "ptype array" "type = char \\\[78\\\]" "second: ptype array" |
6ed6bacf AM |
10983 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.base/arrayidx.c |
10984 | =================================================================== | |
10985 | --- gdb-7.2.90.20110703.orig/gdb/testsuite/gdb.base/arrayidx.c 2011-01-01 16:33:40.000000000 +0100 | |
10986 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.base/arrayidx.c 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
10987 | @@ -17,6 +17,13 @@ |
10988 | ||
10989 | int array[] = {1, 2, 3, 4}; | |
10990 | ||
10991 | +#ifdef __GNUC__ | |
10992 | +struct | |
10993 | + { | |
10994 | + int a[0]; | |
10995 | + } unbound; | |
10996 | +#endif | |
10997 | + | |
10998 | int | |
10999 | main (void) | |
11000 | { | |
6ed6bacf AM |
11001 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.base/arrayidx.exp |
11002 | =================================================================== | |
11003 | --- gdb-7.2.90.20110703.orig/gdb/testsuite/gdb.base/arrayidx.exp 2011-01-01 16:33:40.000000000 +0100 | |
11004 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.base/arrayidx.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
11005 | @@ -57,4 +57,12 @@ gdb_test "print array" \ |
11006 | "\\{\\\[0\\\] = 1, \\\[1\\\] = 2, \\\[2\\\] = 3, \\\[3\\\] = 4\\}" \ | |
11007 | "Print array with array-indexes on" | |
11008 | ||
11009 | - | |
6ed6bacf | 11010 | +set test "p unbound.a == &unbound.a\[0\]" |
51a5ef0f | 11011 | +gdb_test_multiple $test $test { |
6ed6bacf | 11012 | + -re " = 1\r\n$gdb_prompt $" { |
51a5ef0f PS |
11013 | + pass $test |
11014 | + } | |
6ed6bacf AM |
11015 | + -re "No symbol \"unbound\" in current context.\r\n$gdb_prompt $" { |
11016 | + unsupported "$test (no GCC)" | |
11017 | + } | |
51a5ef0f | 11018 | +} |
6ed6bacf AM |
11019 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.base/default.exp |
11020 | =================================================================== | |
11021 | --- gdb-7.2.90.20110703.orig/gdb/testsuite/gdb.base/default.exp 2011-02-15 22:17:52.000000000 +0100 | |
11022 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.base/default.exp 2011-07-03 10:33:11.000000000 +0200 | |
11023 | @@ -607,6 +607,17 @@ gdb_test_list_exact "show convenience" " | |
11024 | {$_sdata = void} \ | |
11025 | {$_siginfo = void} \ | |
11026 | {$_thread = 0} \ | |
11027 | + {$_probe_argc = <error: No frame selected>} \ | |
11028 | + {$_probe_arg0 = <error: No frame selected>} \ | |
11029 | + {$_probe_arg1 = <error: No frame selected>} \ | |
11030 | + {$_probe_arg2 = <error: No frame selected>} \ | |
11031 | + {$_probe_arg3 = <error: No frame selected>} \ | |
11032 | + {$_probe_arg4 = <error: No frame selected>} \ | |
11033 | + {$_probe_arg5 = <error: No frame selected>} \ | |
11034 | + {$_probe_arg6 = <error: No frame selected>} \ | |
11035 | + {$_probe_arg7 = <error: No frame selected>} \ | |
11036 | + {$_probe_arg8 = <error: No frame selected>} \ | |
11037 | + {$_probe_arg9 = <error: No frame selected>} \ | |
11038 | } | |
11039 | ||
11040 | #test show directories | |
11041 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.base/internal-var-field-address.c | |
11042 | =================================================================== | |
11043 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11044 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.base/internal-var-field-address.c 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
11045 | @@ -0,0 +1,20 @@ |
11046 | +/* This testcase is part of GDB, the GNU debugger. | |
11047 | + | |
11048 | + Copyright 2009 Free Software Foundation, Inc. | |
11049 | + | |
11050 | + This program is free software; you can redistribute it and/or modify | |
11051 | + it under the terms of the GNU General Public License as published by | |
11052 | + the Free Software Foundation; either version 3 of the License, or | |
11053 | + (at your option) any later version. | |
11054 | + | |
11055 | + This program is distributed in the hope that it will be useful, | |
11056 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11057 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11058 | + GNU General Public License for more details. | |
11059 | + | |
11060 | + You should have received a copy of the GNU General Public License | |
11061 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
11062 | + | |
11063 | +struct { | |
11064 | + int field; | |
11065 | +} staticstruct = { 1 }; | |
6ed6bacf AM |
11066 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.base/internal-var-field-address.exp |
11067 | =================================================================== | |
11068 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11069 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.base/internal-var-field-address.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
11070 | @@ -0,0 +1,26 @@ |
11071 | +# Copyright 2009 Free Software Foundation, Inc. | |
11072 | + | |
11073 | +# This program is free software; you can redistribute it and/or modify | |
11074 | +# it under the terms of the GNU General Public License as published by | |
11075 | +# the Free Software Foundation; either version 3 of the License, or | |
11076 | +# (at your option) any later version. | |
11077 | +# | |
11078 | +# This program is distributed in the hope that it will be useful, | |
11079 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11080 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11081 | +# GNU General Public License for more details. | |
11082 | +# | |
11083 | +# You should have received a copy of the GNU General Public License | |
11084 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
11085 | + | |
11086 | +set test internal-var-field-address | |
11087 | +set binfile ${test}.x | |
11088 | +if { [gdb_compile "${srcdir}/${subdir}/${test}.c" "${objdir}/${subdir}/${binfile}" object {debug}] != "" } { | |
11089 | + untested "Couldn't compile test program" | |
7566401a ER |
11090 | + return -1 |
11091 | +} | |
3a58abaf | 11092 | + |
7566401a ER |
11093 | +clean_restart $binfile |
11094 | + | |
51a5ef0f PS |
11095 | +gdb_test {set $varstruct = staticstruct} |
11096 | +gdb_test {p $varstruct.field} " = 1" | |
6ed6bacf AM |
11097 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.base/stap-probe.c |
11098 | =================================================================== | |
11099 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11100 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.base/stap-probe.c 2011-07-03 10:33:11.000000000 +0200 | |
11101 | @@ -0,0 +1,69 @@ | |
11102 | +/* This testcase is part of GDB, the GNU debugger. | |
11103 | + | |
11104 | + Copyright 2011 Free Software Foundation, Inc. | |
11105 | + | |
11106 | + This program is free software; you can redistribute it and/or modify | |
11107 | + it under the terms of the GNU General Public License as published by | |
11108 | + the Free Software Foundation; either version 3 of the License, or | |
11109 | + (at your option) any later version. | |
11110 | + | |
11111 | + This program is distributed in the hope that it will be useful, | |
11112 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11113 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11114 | + GNU General Public License for more details. | |
11115 | + | |
11116 | + You should have received a copy of the GNU General Public License | |
11117 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
11118 | + | |
11119 | +#if USE_PROBES | |
11120 | + | |
11121 | +#define _SDT_HAS_SEMAPHORES | |
11122 | +__extension__ unsigned short teste_user_semaphore __attribute__ ((unused)) __attribute__ ((section (".probes"))); | |
11123 | +#define TEST teste_user_semaphore | |
11124 | + | |
11125 | +__extension__ unsigned short teste_two_semaphore __attribute__ ((unused)) __attribute__ ((section (".probes"))); | |
11126 | +#define TEST2 teste_two_semaphore | |
11127 | + | |
11128 | +#else | |
11129 | + | |
11130 | +#define TEST 1 | |
11131 | +#define TEST2 1 | |
11132 | + | |
11133 | +#endif | |
11134 | + | |
11135 | +#include <sys/sdt.h> | |
11136 | + | |
11137 | +/* We only support SystemTap and only the v3 form. */ | |
11138 | +#if _SDT_NOTE_TYPE != 3 | |
11139 | +#error "not using SystemTap v3 probes" | |
11140 | +#endif | |
11141 | + | |
11142 | +void | |
11143 | +m1 (void) | |
11144 | +{ | |
11145 | + if (TEST2) | |
11146 | + STAP_PROBE (teste, two); | |
11147 | +} | |
11148 | + | |
11149 | +void | |
11150 | +m2 (void) | |
11151 | +{ | |
11152 | + if (TEST2) | |
11153 | + STAP_PROBE (teste, two); | |
11154 | +} | |
11155 | + | |
11156 | +int | |
11157 | +f (int x) | |
11158 | +{ | |
11159 | + if (TEST) | |
11160 | + STAP_PROBE1(teste, user, x); | |
11161 | + return x+5; | |
11162 | +} | |
11163 | + | |
11164 | +int | |
11165 | +main() | |
11166 | +{ | |
11167 | + f(f(23)); | |
11168 | + m1(); | |
11169 | + m2(); | |
11170 | +} | |
11171 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.base/stap-probe.exp | |
11172 | =================================================================== | |
11173 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11174 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.base/stap-probe.exp 2011-07-03 10:33:11.000000000 +0200 | |
11175 | @@ -0,0 +1,72 @@ | |
11176 | +# Copyright (C) 2011 Free Software Foundation, Inc. | |
11177 | + | |
11178 | +# This program is free software; you can redistribute it and/or modify | |
11179 | +# it under the terms of the GNU General Public License as published by | |
11180 | +# the Free Software Foundation; either version 3 of the License, or | |
11181 | +# (at your option) any later version. | |
11182 | +# | |
11183 | +# This program is distributed in the hope that it will be useful, | |
11184 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11185 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11186 | +# GNU General Public License for more details. | |
11187 | +# | |
11188 | +# You should have received a copy of the GNU General Public License | |
11189 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
11190 | + | |
11191 | +set testfile stap-probe | |
11192 | + | |
11193 | +# Run the tests. We run the tests two different ways: once with a | |
11194 | +# plain probe, and once with a probe that has an associated semaphore. | |
11195 | +# This returns -1 on failure to compile or start, 0 otherwise. | |
11196 | +proc stap_test {{arg ""}} { | |
11197 | + global testfile hex | |
11198 | + | |
11199 | + if {$arg != ""} { | |
11200 | + set arg "additional_flags=$arg" | |
11201 | + set addendum ", with semaphore" | |
11202 | + } else { | |
11203 | + set addendum ", no semaphore" | |
11204 | + } | |
11205 | + | |
11206 | + if {[prepare_for_testing ${testfile}.exp ${testfile} ${testfile}.c \ | |
11207 | + [concat $arg debug]]} { | |
11208 | + return -1 | |
11209 | + } | |
11210 | + | |
11211 | + if ![runto_main] { | |
11212 | + return -1 | |
11213 | + } | |
11214 | + | |
11215 | + gdb_test "print \$_probe_argc" "No SystemTap probe at PC $hex" \ | |
11216 | + "check argument not at probe point$addendum" | |
11217 | + | |
11218 | + gdb_test "info probes" \ | |
11219 | + "teste *user *$hex .*" \ | |
11220 | + "info probes$addendum" | |
11221 | + | |
11222 | + if {[runto "probe:teste:user"]} { | |
11223 | + pass "run to probe:teste:user$addendum" | |
11224 | + } else { | |
11225 | + fail "run to probe:teste:user$addendum" | |
11226 | + } | |
11227 | + | |
11228 | + # Test probe arguments. | |
11229 | + gdb_test "print \$_probe_argc" " = 1" "print \$_probe_argc$addendum" | |
11230 | + gdb_test "print \$_probe_arg0 == x" " = 1" "check \$_probe_arg0$addendum" | |
11231 | + gdb_test "print \$_probe_arg1" \ | |
11232 | + "Invalid probe argument 1 -- probe has 1 arguments available" \ | |
11233 | + "check \$_probe_arg1$addendum" | |
11234 | + | |
11235 | + # Set a breakpoint with multiple probe locations. | |
11236 | + gdb_test "break probe:teste:two" \ | |
11237 | + "Breakpoint .* at $hex.*2 locations.*" \ | |
11238 | + "set multi-location probe breakpoint$addendum" | |
11239 | + | |
11240 | + return 0 | |
11241 | +} | |
11242 | + | |
11243 | +if {[stap_test] == -1} { | |
11244 | + untested stap-probe.exp | |
11245 | + return -1 | |
11246 | +} | |
11247 | +stap_test "-DUSE_PROBES" | |
11248 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.base/vla-overflow.c | |
11249 | =================================================================== | |
11250 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11251 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.base/vla-overflow.c 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
11252 | @@ -0,0 +1,30 @@ |
11253 | +/* This testcase is part of GDB, the GNU debugger. | |
11254 | + | |
11255 | + Copyright 2008 Free Software Foundation, Inc. | |
11256 | + | |
11257 | + This program is free software; you can redistribute it and/or modify | |
11258 | + it under the terms of the GNU General Public License as published by | |
11259 | + the Free Software Foundation; either version 3 of the License, or | |
11260 | + (at your option) any later version. | |
11261 | + | |
11262 | + This program is distributed in the hope that it will be useful, | |
11263 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11264 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11265 | + GNU General Public License for more details. | |
11266 | + | |
11267 | + You should have received a copy of the GNU General Public License | |
11268 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
11269 | + | |
11270 | +#include <stdlib.h> | |
11271 | + | |
11272 | +int | |
11273 | +main (int argc, char **argv) | |
11274 | +{ | |
11275 | + int array[argc]; | |
11276 | + | |
11277 | + array[0] = array[0]; | |
11278 | + | |
11279 | + abort (); | |
7566401a | 11280 | + |
51a5ef0f PS |
11281 | + return 0; |
11282 | +} | |
6ed6bacf AM |
11283 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.base/vla-overflow.exp |
11284 | =================================================================== | |
11285 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11286 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.base/vla-overflow.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
11287 | @@ -0,0 +1,109 @@ |
11288 | +# Copyright 2008 Free Software Foundation, Inc. | |
3a58abaf AM |
11289 | + |
11290 | +# This program is free software; you can redistribute it and/or modify | |
11291 | +# it under the terms of the GNU General Public License as published by | |
51a5ef0f | 11292 | +# the Free Software Foundation; either version 3 of the License, or |
3a58abaf | 11293 | +# (at your option) any later version. |
51a5ef0f | 11294 | +# |
3a58abaf AM |
11295 | +# This program is distributed in the hope that it will be useful, |
11296 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11297 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11298 | +# GNU General Public License for more details. | |
51a5ef0f | 11299 | +# |
3a58abaf | 11300 | +# You should have received a copy of the GNU General Public License |
51a5ef0f PS |
11301 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. |
11302 | + | |
11303 | +# We could crash in: | |
11304 | +# #0 block_linkage_function (bl=0x0) at ../../gdb/block.c:69 | |
11305 | +# #1 in dwarf_block_get_frame_base (...) at ../../gdb/dwarf2block.c:97 | |
11306 | +# 97 framefunc = block_linkage_function (get_frame_block (frame, NULL)); | |
11307 | +# #2 in execute_stack_op (...) at ../../gdb/dwarf2expr.c:496 | |
11308 | +# #3 in dwarf_block_exec_core () at ../../gdb/dwarf2block.c:156 | |
11309 | +# #4 dwarf_block_exec (...) at ../../gdb/dwarf2block.c:206 | |
11310 | +# #5 in range_type_count_bound_internal (...) at ../../gdb/gdbtypes.c:1430 | |
11311 | +# #6 in create_array_type (...) at ../../gdb/gdbtypes.c:840 | |
11312 | +# ... | |
11313 | +# #21 in psymtab_to_symtab (...) at ../../gdb/symfile.c:292 | |
11314 | +# ... | |
11315 | +# #29 in backtrace_command_1 () at ../../gdb/stack.c:1273 | |
11316 | + | |
11317 | +set testfile vla-overflow | |
11318 | +set shfile ${objdir}/${subdir}/${testfile}-gdb.sh | |
11319 | +set srcfile ${testfile}.c | |
11320 | +set binfile ${objdir}/${subdir}/${testfile} | |
11321 | +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { | |
11322 | + untested "Couldn't compile test program" | |
11323 | + return -1 | |
11324 | +} | |
11325 | + | |
11326 | +set f [open "|getconf PAGESIZE" "r"] | |
11327 | +gets $f pagesize | |
11328 | +close $f | |
11329 | + | |
11330 | +gdb_exit | |
11331 | +gdb_start | |
11332 | +gdb_reinitialize_dir $srcdir/$subdir | |
11333 | +gdb_load ${binfile} | |
11334 | + | |
11335 | +set pid_of_gdb [exp_pid -i [board_info host fileid]] | |
11336 | + | |
11337 | +if { [runto_main] < 0 } { | |
11338 | + untested vla-overflow | |
11339 | + return -1 | |
11340 | +} | |
11341 | + | |
11342 | +# Get the GDB memory size when we stay at main. | |
11343 | + | |
11344 | +proc memory_v_pages_get {} { | |
11345 | + global pid_of_gdb pagesize | |
11346 | + set fd [open "/proc/$pid_of_gdb/statm"] | |
11347 | + gets $fd line | |
11348 | + close $fd | |
11349 | + # number of pages of virtual memory | |
11350 | + scan $line "%d" drs | |
11351 | + return $drs | |
11352 | +} | |
11353 | + | |
11354 | +set pages_found [memory_v_pages_get] | |
11355 | + | |
11356 | +# s390x with glibc-debuginfo.s390x installed used approx. 16MB. | |
11357 | +set mb_reserve 40 | |
11358 | +verbose -log "pages_found = $pages_found, mb_reserve = $mb_reserve" | |
11359 | +set kb_found [expr $pages_found * $pagesize / 1024] | |
11360 | +set kb_permit [expr $kb_found + 1 * 1024 + $mb_reserve * 1024] | |
11361 | +verbose -log "kb_found = $kb_found, kb_permit = $kb_permit" | |
11362 | + | |
11363 | +# Create the ulimit wrapper. | |
11364 | +set f [open $shfile "w"] | |
11365 | +puts $f "#! /bin/sh" | |
11366 | +puts $f "ulimit -v $kb_permit" | |
11367 | +puts $f "exec $GDB \"\$@\"" | |
11368 | +close $f | |
11369 | +remote_exec host "chmod +x $shfile" | |
11370 | + | |
11371 | +gdb_exit | |
11372 | +set GDBold $GDB | |
11373 | +set GDB "$shfile" | |
11374 | +gdb_start | |
11375 | +set GDB $GDBold | |
11376 | + | |
11377 | +gdb_reinitialize_dir $srcdir/$subdir | |
11378 | +gdb_load ${binfile} | |
11379 | + | |
11380 | +set pid_of_gdb [exp_pid -i [board_info host fileid]] | |
11381 | + | |
11382 | +# Check the size again after the second run. | |
11383 | +# We must not stop in main as it would cache `array' and never crash later. | |
3a58abaf | 11384 | + |
51a5ef0f | 11385 | +gdb_run_cmd |
3a58abaf | 11386 | + |
51a5ef0f | 11387 | +verbose -log "kb_found before abort() = [expr [memory_v_pages_get] * $pagesize / 1024]" |
3a58abaf | 11388 | + |
51a5ef0f | 11389 | +gdb_test "" "Program received signal SIGABRT, Aborted..*" "Enter abort()" |
3a58abaf | 11390 | + |
51a5ef0f | 11391 | +verbose -log "kb_found in abort() = [expr [memory_v_pages_get] * $pagesize / 1024]" |
3a58abaf | 11392 | + |
51a5ef0f PS |
11393 | +# `abort' can get expressed as `*__GI_abort'. |
11394 | +gdb_test "bt" "in \[^ \]*abort \\(.* in main \\(.*" "Backtrace after abort()" | |
3a58abaf | 11395 | + |
51a5ef0f | 11396 | +verbose -log "kb_found in bt after abort() = [expr [memory_v_pages_get] * $pagesize / 1024]" |
6ed6bacf AM |
11397 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.base/vla.c |
11398 | =================================================================== | |
11399 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11400 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.base/vla.c 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
11401 | @@ -0,0 +1,55 @@ |
11402 | +/* This testcase is part of GDB, the GNU debugger. | |
3a58abaf | 11403 | + |
51a5ef0f | 11404 | + Copyright 2008 Free Software Foundation, Inc. |
3a58abaf | 11405 | + |
51a5ef0f PS |
11406 | + This program is free software; you can redistribute it and/or modify |
11407 | + it under the terms of the GNU General Public License as published by | |
11408 | + the Free Software Foundation; either version 3 of the License, or | |
11409 | + (at your option) any later version. | |
3a58abaf | 11410 | + |
51a5ef0f PS |
11411 | + This program is distributed in the hope that it will be useful, |
11412 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11413 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11414 | + GNU General Public License for more details. | |
3a58abaf | 11415 | + |
51a5ef0f PS |
11416 | + You should have received a copy of the GNU General Public License |
11417 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
3a58abaf | 11418 | + |
51a5ef0f | 11419 | +#include <string.h> |
3a58abaf | 11420 | + |
51a5ef0f PS |
11421 | +void |
11422 | +marker (void) | |
11423 | +{ | |
3a58abaf AM |
11424 | +} |
11425 | + | |
51a5ef0f PS |
11426 | +void |
11427 | +bar (char *a, char *b, char *c, int size) | |
11428 | +{ | |
11429 | + memset (a, '1', size); | |
11430 | + memset (b, '2', size); | |
11431 | + memset (c, '3', 48); | |
3a58abaf AM |
11432 | +} |
11433 | + | |
51a5ef0f PS |
11434 | +void |
11435 | +foo (int size) | |
11436 | +{ | |
11437 | + char temp1[size]; | |
11438 | + char temp3[48]; | |
3a58abaf | 11439 | + |
6ed6bacf AM |
11440 | + temp1[size - 1] = '\0'; |
11441 | + { | |
11442 | + char temp2[size]; | |
51a5ef0f | 11443 | + |
6ed6bacf AM |
11444 | + bar (temp1, temp2, temp3, size); |
11445 | + | |
11446 | + marker (); /* break-here */ | |
11447 | + } | |
3a58abaf | 11448 | +} |
51a5ef0f | 11449 | + |
6ed6bacf AM |
11450 | +int |
11451 | +main (void) | |
11452 | +{ | |
11453 | + foo (26); | |
11454 | + foo (78); | |
11455 | + return 0; | |
11456 | +} | |
11457 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.base/vla.exp | |
11458 | =================================================================== | |
11459 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11460 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.base/vla.exp 2011-07-03 10:33:11.000000000 +0200 | |
11461 | @@ -0,0 +1,62 @@ | |
11462 | +# Copyright 2008 Free Software Foundation, Inc. | |
51a5ef0f | 11463 | + |
3a58abaf AM |
11464 | +# This program is free software; you can redistribute it and/or modify |
11465 | +# it under the terms of the GNU General Public License as published by | |
51a5ef0f | 11466 | +# the Free Software Foundation; either version 3 of the License, or |
3a58abaf AM |
11467 | +# (at your option) any later version. |
11468 | +# | |
11469 | +# This program is distributed in the hope that it will be useful, | |
11470 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11471 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11472 | +# GNU General Public License for more details. | |
11473 | +# | |
11474 | +# You should have received a copy of the GNU General Public License | |
51a5ef0f | 11475 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. |
3a58abaf | 11476 | + |
6ed6bacf AM |
11477 | +set testfile vla |
11478 | +set srcfile ${testfile}.c | |
11479 | +set binfile ${objdir}/${subdir}/${testfile} | |
11480 | +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { | |
11481 | + untested "Couldn't compile test program" | |
51a5ef0f PS |
11482 | + return -1 |
11483 | +} | |
3a58abaf | 11484 | + |
51a5ef0f PS |
11485 | +gdb_exit |
11486 | +gdb_start | |
11487 | +gdb_reinitialize_dir $srcdir/$subdir | |
11488 | +gdb_load ${binfile} | |
3a58abaf | 11489 | + |
6ed6bacf AM |
11490 | +if ![runto_main] { |
11491 | + untested vla | |
7566401a | 11492 | + return -1 |
3a58abaf AM |
11493 | +} |
11494 | + | |
6ed6bacf | 11495 | +gdb_breakpoint [gdb_get_line_number "break-here"] |
51a5ef0f | 11496 | + |
6ed6bacf | 11497 | +gdb_continue_to_breakpoint "break-here" |
51a5ef0f | 11498 | + |
6ed6bacf AM |
11499 | +gdb_test "whatis temp1" "type = char \\\[variable\\\]" "first: whatis temp1" |
11500 | +gdb_test "whatis temp2" "type = char \\\[variable\\\]" "first: whatis temp2" | |
11501 | +gdb_test "whatis temp3" "type = char \\\[48\\\]" "first: whatis temp3" | |
3a58abaf | 11502 | + |
6ed6bacf AM |
11503 | +gdb_test "ptype temp1" "type = char \\\[26\\\]" "first: ptype temp1" |
11504 | +gdb_test "ptype temp2" "type = char \\\[26\\\]" "first: ptype temp2" | |
11505 | +gdb_test "ptype temp3" "type = char \\\[48\\\]" "first: ptype temp3" | |
3a58abaf | 11506 | + |
6ed6bacf AM |
11507 | +gdb_test "p temp1" " = '1' <repeats 26 times>" "first: print temp1" |
11508 | +gdb_test "p temp2" " = '2' <repeats 26 times>" "first: print temp2" | |
11509 | +gdb_test "p temp3" " = '3' <repeats 48 times>" "first: print temp3" | |
3a58abaf | 11510 | + |
6ed6bacf | 11511 | +gdb_continue_to_breakpoint "break-here" |
7566401a | 11512 | + |
6ed6bacf AM |
11513 | +gdb_test "whatis temp1" "type = char \\\[variable\\\]" "second: whatis temp1" |
11514 | +gdb_test "whatis temp2" "type = char \\\[variable\\\]" "second: whatis temp2" | |
11515 | +gdb_test "whatis temp3" "type = char \\\[48\\\]" "second: whatis temp3" | |
7566401a | 11516 | + |
6ed6bacf AM |
11517 | +gdb_test "ptype temp1" "type = char \\\[78\\\]" "second: ptype temp1" |
11518 | +gdb_test "ptype temp2" "type = char \\\[78\\\]" "second: ptype temp2" | |
11519 | +gdb_test "ptype temp3" "type = char \\\[48\\\]" "second: ptype temp3" | |
51a5ef0f | 11520 | + |
6ed6bacf AM |
11521 | +gdb_test "p temp1" " = '1' <repeats 78 times>" "second: print temp1" |
11522 | +gdb_test "p temp2" " = '2' <repeats 78 times>" "second: print temp2" | |
11523 | +gdb_test "p temp3" " = '3' <repeats 48 times>" "second: print temp3" | |
11524 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.cp/nextoverthrow.exp | |
11525 | =================================================================== | |
11526 | --- gdb-7.2.90.20110703.orig/gdb/testsuite/gdb.cp/nextoverthrow.exp 2011-01-01 16:33:44.000000000 +0100 | |
11527 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.cp/nextoverthrow.exp 2011-07-03 10:33:11.000000000 +0200 | |
11528 | @@ -53,6 +53,17 @@ gdb_test_multiple "print _Unwind_DebugHo | |
11529 | } | |
11530 | } | |
11531 | if {!$ok} { | |
11532 | + gdb_test_multiple "info probe" "check for stap probe in unwinder" { | |
11533 | + -re ".*libgcc.*unwind.*\r\n$gdb_prompt $" { | |
11534 | + pass "check for stap probe in unwinder" | |
11535 | + set ok 1 | |
11536 | + } | |
11537 | + -re "\r\n$gdb_prompt $" { | |
11538 | + } | |
11539 | + } | |
11540 | +} | |
51a5ef0f | 11541 | + |
6ed6bacf AM |
11542 | +if {!$ok} { |
11543 | unsupported "nextoverthrow.exp could not find _Unwind_DebugHook" | |
11544 | return -1 | |
11545 | } | |
11546 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.dwarf2/dw2-bound-loclist.S | |
11547 | =================================================================== | |
11548 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11549 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.dwarf2/dw2-bound-loclist.S 2011-07-03 10:33:11.000000000 +0200 | |
11550 | @@ -0,0 +1,246 @@ | |
51a5ef0f | 11551 | +/* This testcase is part of GDB, the GNU debugger. |
7566401a | 11552 | + |
51a5ef0f | 11553 | + Copyright 2010 Free Software Foundation, Inc. |
7566401a | 11554 | + |
51a5ef0f PS |
11555 | + This program is free software; you can redistribute it and/or modify |
11556 | + it under the terms of the GNU General Public License as published by | |
11557 | + the Free Software Foundation; either version 3 of the License, or | |
11558 | + (at your option) any later version. | |
7566401a | 11559 | + |
51a5ef0f PS |
11560 | + This program is distributed in the hope that it will be useful, |
11561 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11562 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11563 | + GNU General Public License for more details. | |
7566401a | 11564 | + |
51a5ef0f PS |
11565 | + You should have received a copy of the GNU General Public License |
11566 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
7566401a | 11567 | + |
51a5ef0f | 11568 | +/* Debug information */ |
7566401a | 11569 | + |
51a5ef0f PS |
11570 | +/* We will `break *main' at the very first instruction. */ |
11571 | +#define main_length 1 | |
7566401a | 11572 | + |
51a5ef0f PS |
11573 | + .section .data |
11574 | +vardata: | |
11575 | + /* See DW_OP_lit3 + 1 (0-based). */ | |
11576 | + .string "seennotseen" | |
7566401a | 11577 | + |
51a5ef0f PS |
11578 | + .section .debug_info |
11579 | +.Lcu1_begin: | |
11580 | + .4byte .Lcu1_end - .Lcu1_start /* Length of Compilation Unit */ | |
11581 | +.Lcu1_start: | |
11582 | + .2byte 2 /* DWARF version number */ | |
11583 | + .4byte .Ldebug_abbrev0 /* Offset Into Abbrev. Section */ | |
11584 | + .byte 4 /* Pointer Size (in bytes) */ | |
3a58abaf | 11585 | + |
51a5ef0f PS |
11586 | + /* CU die */ |
11587 | + .uleb128 1 /* Abbrev: DW_TAG_compile_unit */ | |
11588 | + .4byte .Lproducer /* DW_AT_producer */ | |
11589 | + /* Use C++ to exploit a bug in parsing DW_AT_name "". */ | |
11590 | + .byte 4 /* DW_AT_language (C++) - */ | |
11591 | + .4byte main /* DW_AT_low_pc */ | |
11592 | + .byte main_length /* DW_AT_high_pc */ | |
11593 | + | |
11594 | +.Larray_type: | |
11595 | + .uleb128 2 /* Abbrev: DW_TAG_array_type */ | |
11596 | + .4byte .Lchar_type-.Lcu1_begin /* DW_AT_type */ | |
11597 | + | |
11598 | + .uleb128 3 /* Abbrev: DW_TAG_subrange_type */ | |
11599 | + .4byte .Luint_type-.Lcu1_begin /* DW_AT_type */ | |
11600 | + .byte 0 /* DW_AT_lower_bound */ | |
11601 | + .4byte .Llen_var-.Lcu1_begin /* DW_AT_upper_bound */ | |
11602 | + .byte 0 /* End of children of die */ | |
11603 | + | |
11604 | + /* DW_AT_upper_bound is referencing an optimized-out variable. */ | |
11605 | +.Larrayb_type: | |
11606 | + .uleb128 2 /* Abbrev: DW_TAG_array_type */ | |
11607 | + .4byte .Lchar_type-.Lcu1_begin /* DW_AT_type */ | |
11608 | + | |
11609 | + .uleb128 3 /* Abbrev: DW_TAG_subrange_type */ | |
11610 | + .4byte .Luint_type-.Lcu1_begin /* DW_AT_type */ | |
11611 | + .byte 0 /* DW_AT_lower_bound */ | |
11612 | + .4byte .Llenb_var-.Lcu1_begin /* DW_AT_upper_bound */ | |
11613 | + .byte 0 /* End of children of die */ | |
11614 | + | |
6ed6bacf AM |
11615 | + /* DW_AT_upper_bound is referencing register. */ |
11616 | +.Larrayreg_type: | |
11617 | + .uleb128 2 /* Abbrev: DW_TAG_array_type */ | |
11618 | + .4byte .Lchar_type-.Lcu1_begin /* DW_AT_type */ | |
11619 | + | |
11620 | + .uleb128 8 /* Abbrev: DW_TAG_subrange_type with block */ | |
11621 | + .4byte .Luint_type-.Lcu1_begin /* DW_AT_type */ | |
11622 | + .byte 0 /* DW_AT_lower_bound */ | |
11623 | + .byte 2f - 1f /* DW_AT_upper_bound */ | |
11624 | +1: .byte 0x50 /* DW_OP_reg0 */ | |
11625 | +2: | |
11626 | + .byte 0 /* End of children of die */ | |
11627 | + | |
51a5ef0f PS |
11628 | +.Luint_type: |
11629 | + .uleb128 4 /* Abbrev: DW_TAG_base_type */ | |
11630 | + .4byte .Luint_str /* DW_AT_name */ | |
11631 | + .byte 4 /* DW_AT_byte_size */ | |
11632 | + .byte 7 /* DW_AT_encoding */ | |
11633 | + | |
11634 | +.Lchar_type: | |
11635 | + .uleb128 4 /* Abbrev: DW_TAG_base_type */ | |
11636 | + .4byte .Lchar_str /* DW_AT_name */ | |
11637 | + .byte 1 /* DW_AT_byte_size */ | |
11638 | + .byte 6 /* DW_AT_encoding */ | |
11639 | + | |
11640 | +.Llen_var: | |
11641 | + .uleb128 5 /* Abbrev: DW_TAG_variable artificial */ | |
11642 | + .byte 1 /* DW_AT_artificial */ | |
11643 | + .4byte .Luint_type-.Lcu1_begin /* DW_AT_type */ | |
11644 | + .4byte .Llen_loclist-.Lloclist /* DW_AT_location */ | |
11645 | + | |
11646 | + /* optimized-out variable for b_string. */ | |
11647 | +.Llenb_var: | |
11648 | + .uleb128 7 /* Abbrev: DW_TAG_variable artificial no DW_AT_location */ | |
11649 | + .byte 1 /* DW_AT_artificial */ | |
11650 | + .4byte .Luint_type-.Lcu1_begin /* DW_AT_type */ | |
11651 | + | |
11652 | + .uleb128 6 /* Abbrev: DW_TAG_variable DW_FORM_string */ | |
11653 | + .string "a_string" /* DW_AT_name */ | |
11654 | + .4byte .Larray_type-.Lcu1_begin /* DW_AT_type */ | |
11655 | + .byte 2f - 1f /* DW_AT_location */ | |
11656 | +1: .byte 3 /* DW_OP_addr */ | |
11657 | + .4byte vardata /* <addr> */ | |
11658 | +2: | |
11659 | + | |
11660 | + /* DW_AT_upper_bound is referencing an optimized-out variable. */ | |
11661 | + .uleb128 6 /* Abbrev: DW_TAG_variable DW_FORM_string */ | |
11662 | + .string "b_string" /* DW_AT_name */ | |
11663 | + .4byte .Larrayb_type-.Lcu1_begin /* DW_AT_type */ | |
11664 | + .byte 2f - 1f /* DW_AT_location */ | |
11665 | +1: .byte 3 /* DW_OP_addr */ | |
11666 | + .4byte vardata /* <addr> */ | |
11667 | +2: | |
3a58abaf | 11668 | + |
6ed6bacf AM |
11669 | + /* DW_AT_upper_bound is referencing register. */ |
11670 | + .uleb128 6 /* Abbrev: DW_TAG_variable DW_FORM_string */ | |
11671 | + .string "reg_string" /* DW_AT_name */ | |
11672 | + .4byte .Larrayreg_type-.Lcu1_begin /* DW_AT_type */ | |
11673 | + .byte 2f - 1f /* DW_AT_location */ | |
11674 | +1: .byte 3 /* DW_OP_addr */ | |
11675 | + .4byte vardata /* <addr> */ | |
11676 | +2: | |
11677 | + | |
51a5ef0f PS |
11678 | + .byte 0 /* End of children of CU */ |
11679 | +.Lcu1_end: | |
3a58abaf | 11680 | + |
51a5ef0f PS |
11681 | + .section .debug_loc |
11682 | +.Lloclist: | |
11683 | +.Llen_loclist: | |
11684 | + .4byte 0 # Location list begin address | |
11685 | + .4byte main_length # Location list end address | |
11686 | + .value 2f-1f # Location expression size | |
11687 | +1: .byte 0x33 # DW_OP_lit3 | |
11688 | + .byte 0x9f # DW_OP_stack_value | |
11689 | +2: | |
11690 | + .quad 0x0 # Location list terminator begin (*.LLST2) | |
11691 | + .quad 0x0 # Location list terminator end (*.LLST2) | |
3a58abaf | 11692 | + |
51a5ef0f PS |
11693 | + .section .debug_abbrev |
11694 | +.Ldebug_abbrev0: | |
11695 | + .uleb128 1 /* Abbrev code */ | |
11696 | + .uleb128 0x11 /* DW_TAG_compile_unit */ | |
11697 | + .byte 0x1 /* has_children */ | |
11698 | + .uleb128 0x25 /* DW_AT_producer */ | |
11699 | + .uleb128 0xe /* DW_FORM_strp */ | |
11700 | + .uleb128 0x13 /* DW_AT_language */ | |
11701 | + .uleb128 0xb /* DW_FORM_data1 */ | |
11702 | + .uleb128 0x11 /* DW_AT_low_pc */ | |
11703 | + .uleb128 0x1 /* DW_FORM_addr */ | |
11704 | + .uleb128 0x12 /* DW_AT_high_pc */ | |
11705 | + .uleb128 0xb /* DW_FORM_data1 */ | |
11706 | + .byte 0x0 /* Terminator */ | |
11707 | + .byte 0x0 /* Terminator */ | |
11708 | + | |
11709 | + .uleb128 2 /* Abbrev code */ | |
11710 | + .uleb128 0x1 /* TAG: DW_TAG_array_type */ | |
11711 | + .byte 0x1 /* DW_children_yes */ | |
11712 | + .uleb128 0x49 /* DW_AT_type */ | |
11713 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
11714 | + .byte 0x0 /* Terminator */ | |
11715 | + .byte 0x0 /* Terminator */ | |
11716 | + | |
11717 | + .uleb128 3 /* Abbrev code */ | |
11718 | + .uleb128 0x21 /* DW_TAG_subrange_type */ | |
11719 | + .byte 0x0 /* no children */ | |
11720 | + .uleb128 0x49 /* DW_AT_type */ | |
11721 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
11722 | + .uleb128 0x22 /* DW_AT_lower_bound */ | |
11723 | + .uleb128 0xb /* DW_FORM_data1 */ | |
11724 | + .uleb128 0x2f /* DW_AT_upper_bound */ | |
11725 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
11726 | + .byte 0x0 /* Terminator */ | |
11727 | + .byte 0x0 /* Terminator */ | |
11728 | + | |
11729 | + .uleb128 4 /* Abbrev code */ | |
11730 | + .uleb128 0x24 /* DW_TAG_base_type */ | |
11731 | + .byte 0x0 /* no_children */ | |
11732 | + .uleb128 0x3 /* DW_AT_name */ | |
11733 | + .uleb128 0xe /* DW_FORM_strp */ | |
11734 | + .uleb128 0xb /* DW_AT_byte_size */ | |
11735 | + .uleb128 0xb /* DW_FORM_data1 */ | |
11736 | + .uleb128 0x3e /* DW_AT_encoding */ | |
11737 | + .uleb128 0xb /* DW_FORM_data1 */ | |
11738 | + .byte 0x0 /* Terminator */ | |
11739 | + .byte 0x0 /* Terminator */ | |
11740 | + | |
11741 | + .uleb128 5 /* Abbrev code */ | |
11742 | + .uleb128 0x34 /* DW_TAG_variable */ | |
11743 | + .byte 0x0 /* no_children */ | |
11744 | + .uleb128 0x34 /* DW_AT_artificial */ | |
11745 | + .uleb128 0x0c /* DW_FORM_flag */ | |
11746 | + .uleb128 0x49 /* DW_AT_type */ | |
11747 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
11748 | + .uleb128 0x02 /* DW_AT_location */ | |
11749 | + .uleb128 0x06 /* DW_FORM_data4 */ | |
11750 | + .byte 0x0 /* Terminator */ | |
11751 | + .byte 0x0 /* Terminator */ | |
11752 | + | |
11753 | + .uleb128 6 /* Abbrev code */ | |
11754 | + .uleb128 0x34 /* DW_TAG_variable */ | |
11755 | + .byte 0x0 /* no_children */ | |
11756 | + .uleb128 0x3 /* DW_AT_name */ | |
11757 | + .uleb128 0x8 /* DW_FORM_string */ | |
11758 | + .uleb128 0x49 /* DW_AT_type */ | |
11759 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
11760 | + .uleb128 0x2 /* DW_AT_location */ | |
11761 | + .uleb128 0xa /* DW_FORM_block1 */ | |
11762 | + .byte 0x0 /* Terminator */ | |
11763 | + .byte 0x0 /* Terminator */ | |
11764 | + | |
11765 | + .uleb128 7 /* Abbrev code */ | |
11766 | + .uleb128 0x34 /* DW_TAG_variable */ | |
11767 | + .byte 0x0 /* no_children */ | |
11768 | + .uleb128 0x34 /* DW_AT_artificial */ | |
11769 | + .uleb128 0x0c /* DW_FORM_flag */ | |
11770 | + .uleb128 0x49 /* DW_AT_type */ | |
11771 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
11772 | + .byte 0x0 /* Terminator */ | |
11773 | + .byte 0x0 /* Terminator */ | |
11774 | + | |
6ed6bacf AM |
11775 | + .uleb128 8 /* Abbrev code */ |
11776 | + .uleb128 0x21 /* DW_TAG_subrange_type with block */ | |
11777 | + .byte 0x0 /* no children */ | |
11778 | + .uleb128 0x49 /* DW_AT_type */ | |
11779 | + .uleb128 0x13 /* DW_FORM_ref4 */ | |
11780 | + .uleb128 0x22 /* DW_AT_lower_bound */ | |
11781 | + .uleb128 0xb /* DW_FORM_data1 */ | |
11782 | + .uleb128 0x2f /* DW_AT_upper_bound */ | |
11783 | + .uleb128 0xa /* DW_FORM_block1 */ | |
11784 | + .byte 0x0 /* Terminator */ | |
11785 | + .byte 0x0 /* Terminator */ | |
11786 | + | |
51a5ef0f PS |
11787 | + .byte 0x0 /* Terminator */ |
11788 | + | |
11789 | +/* String table */ | |
11790 | + .section .debug_str | |
11791 | +.Lproducer: | |
11792 | + .string "GNU C 3.3.3" | |
11793 | +.Lchar_str: | |
11794 | + .string "char" | |
11795 | +.Luint_str: | |
11796 | + .string "unsigned int" | |
6ed6bacf AM |
11797 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.dwarf2/dw2-bound-loclist.exp |
11798 | =================================================================== | |
11799 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11800 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.dwarf2/dw2-bound-loclist.exp 2011-07-03 10:33:11.000000000 +0200 | |
11801 | @@ -0,0 +1,54 @@ | |
51a5ef0f | 11802 | +# Copyright 2010 Free Software Foundation, Inc. |
3a58abaf | 11803 | + |
7566401a ER |
11804 | +# This program is free software; you can redistribute it and/or modify |
11805 | +# it under the terms of the GNU General Public License as published by | |
11806 | +# the Free Software Foundation; either version 3 of the License, or | |
11807 | +# (at your option) any later version. | |
11808 | +# | |
11809 | +# This program is distributed in the hope that it will be useful, | |
11810 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11811 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11812 | +# GNU General Public License for more details. | |
11813 | +# | |
11814 | +# You should have received a copy of the GNU General Public License | |
11815 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
3a58abaf | 11816 | + |
51a5ef0f PS |
11817 | +# Test printing variable with dynamic bounds which reference a different |
11818 | +# (artificial in the GCC case) variable containing loclist as its location. | |
11819 | +# This testcase uses value (not address) of the referenced variable: | |
11820 | +# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43762 | |
7566401a | 11821 | + |
51a5ef0f PS |
11822 | +# This test can only be run on targets which support DWARF-2 and use gas. |
11823 | +# For now pick a sampling of likely targets. | |
11824 | +if {![istarget *-*-linux*] | |
11825 | + && ![istarget *-*-gnu*] | |
11826 | + && ![istarget *-*-elf*] | |
11827 | + && ![istarget *-*-openbsd*] | |
11828 | + && ![istarget arm-*-eabi*] | |
11829 | + && ![istarget powerpc-*-eabi*]} { | |
11830 | + return 0 | |
7566401a ER |
11831 | +} |
11832 | + | |
51a5ef0f PS |
11833 | +set testfile dw2-bound-loclist |
11834 | +if { [prepare_for_testing ${testfile}.exp ${testfile} [list ${testfile}.S main.c] {}] } { | |
7566401a ER |
11835 | + return -1 |
11836 | +} | |
11837 | + | |
51a5ef0f | 11838 | +# Verify it behaves at least as an unbound array without inferior. |
7566401a | 11839 | + |
51a5ef0f PS |
11840 | +gdb_test "p a_string" { = 0x[0-9a-f]+ "seennotseen"} |
11841 | +gdb_test "ptype a_string" {type = char \[\]} | |
7566401a | 11842 | + |
51a5ef0f PS |
11843 | +# Not runto_main as dw2-bound-loclist.S handles only the first byte of main. |
11844 | +if ![runto "*main"] { | |
11845 | + return -1 | |
7566401a ER |
11846 | +} |
11847 | + | |
51a5ef0f PS |
11848 | +gdb_test "p a_string" { = "seen"} |
11849 | +gdb_test "ptype a_string" {type = char \[4\]} | |
7566401a | 11850 | + |
51a5ef0f PS |
11851 | +gdb_test "p b_string" { = (0x[0-9a-f]+ )?"seennotseen"} |
11852 | +gdb_test "ptype b_string" {type = char \[\]} | |
6ed6bacf AM |
11853 | + |
11854 | +# The register contains unpredictable value - the array size. | |
11855 | +gdb_test "ptype reg_string" {type = char \[-?[0-9]+\]} | |
11856 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.dwarf2/dw2-stripped.c | |
11857 | =================================================================== | |
11858 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11859 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.dwarf2/dw2-stripped.c 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
11860 | @@ -0,0 +1,42 @@ |
11861 | +/* This testcase is part of GDB, the GNU debugger. | |
7566401a | 11862 | + |
51a5ef0f | 11863 | + Copyright 2004 Free Software Foundation, Inc. |
7566401a | 11864 | + |
51a5ef0f PS |
11865 | + This program is free software; you can redistribute it and/or modify |
11866 | + it under the terms of the GNU General Public License as published by | |
11867 | + the Free Software Foundation; either version 2 of the License, or | |
11868 | + (at your option) any later version. | |
7566401a | 11869 | + |
51a5ef0f PS |
11870 | + This program is distributed in the hope that it will be useful, |
11871 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11872 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11873 | + GNU General Public License for more details. | |
11874 | + | |
11875 | + You should have received a copy of the GNU General Public License | |
11876 | + along with this program; if not, write to the Free Software | |
11877 | + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
11878 | + USA. */ | |
7566401a | 11879 | + |
7566401a | 11880 | + |
51a5ef0f PS |
11881 | +/* The function `func1' traced into must have debug info on offset > 0; |
11882 | + (DW_UNSND (attr)). This is the reason of `func0' existence. */ | |
7566401a | 11883 | + |
51a5ef0f PS |
11884 | +void |
11885 | +func0(int a, int b) | |
11886 | +{ | |
11887 | +} | |
7566401a | 11888 | + |
51a5ef0f | 11889 | +/* `func1' being traced into must have some arguments to dump. */ |
7566401a | 11890 | + |
51a5ef0f PS |
11891 | +void |
11892 | +func1(int a, int b) | |
11893 | +{ | |
11894 | + func0 (a,b); | |
11895 | +} | |
7566401a | 11896 | + |
51a5ef0f PS |
11897 | +int |
11898 | +main(void) | |
11899 | +{ | |
11900 | + func1 (1, 2); | |
11901 | + return 0; | |
11902 | +} | |
6ed6bacf AM |
11903 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.dwarf2/dw2-stripped.exp |
11904 | =================================================================== | |
11905 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11906 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.dwarf2/dw2-stripped.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
11907 | @@ -0,0 +1,79 @@ |
11908 | +# Copyright 2006 Free Software Foundation, Inc. | |
7566401a | 11909 | + |
51a5ef0f PS |
11910 | +# This program is free software; you can redistribute it and/or modify |
11911 | +# it under the terms of the GNU General Public License as published by | |
11912 | +# the Free Software Foundation; either version 2 of the License, or | |
11913 | +# (at your option) any later version. | |
11914 | +# | |
11915 | +# This program is distributed in the hope that it will be useful, | |
11916 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11917 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11918 | +# GNU General Public License for more details. | |
11919 | +# | |
11920 | +# You should have received a copy of the GNU General Public License | |
11921 | +# along with this program; if not, write to the Free Software | |
11922 | +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
7566401a | 11923 | + |
51a5ef0f | 11924 | +# Minimal DWARF-2 unit test |
7566401a | 11925 | + |
51a5ef0f PS |
11926 | +# This test can only be run on targets which support DWARF-2. |
11927 | +# For now pick a sampling of likely targets. | |
11928 | +if {![istarget *-*-linux*] | |
11929 | + && ![istarget *-*-gnu*] | |
11930 | + && ![istarget *-*-elf*] | |
11931 | + && ![istarget *-*-openbsd*] | |
11932 | + && ![istarget arm-*-eabi*] | |
11933 | + && ![istarget powerpc-*-eabi*]} { | |
11934 | + return 0 | |
11935 | +} | |
7566401a | 11936 | + |
51a5ef0f PS |
11937 | +set testfile "dw2-stripped" |
11938 | +set srcfile ${testfile}.c | |
11939 | +set binfile ${objdir}/${subdir}/${testfile}.x | |
7566401a | 11940 | + |
51a5ef0f | 11941 | +remote_exec build "rm -f ${binfile}" |
7566401a | 11942 | + |
51a5ef0f PS |
11943 | +# get the value of gcc_compiled |
11944 | +if [get_compiler_info ${binfile}] { | |
11945 | + return -1 | |
11946 | +} | |
7566401a | 11947 | + |
51a5ef0f PS |
11948 | +# This test can only be run on gcc as we use additional_flags=FIXME |
11949 | +if {$gcc_compiled == 0} { | |
11950 | + return 0 | |
11951 | +} | |
7566401a | 11952 | + |
51a5ef0f PS |
11953 | +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-ggdb3}] != "" } { |
11954 | + return -1 | |
11955 | +} | |
7566401a | 11956 | + |
51a5ef0f PS |
11957 | +remote_exec build "objcopy -R .debug_loc ${binfile}" |
11958 | +set strip_output [remote_exec build "objdump -h ${binfile}"] | |
7566401a | 11959 | + |
51a5ef0f PS |
11960 | +set test "stripping test file preservation" |
11961 | +if [ regexp ".debug_info " $strip_output] { | |
11962 | + pass "$test (.debug_info preserved)" | |
11963 | +} else { | |
11964 | + fail "$test (.debug_info got also stripped)" | |
11965 | +} | |
7566401a | 11966 | + |
51a5ef0f PS |
11967 | +set test "stripping test file functionality" |
11968 | +if [ regexp ".debug_loc " $strip_output] { | |
11969 | + fail "$test (.debug_loc still present)" | |
11970 | +} else { | |
11971 | + pass "$test (.debug_loc stripped)" | |
11972 | +} | |
7566401a | 11973 | + |
51a5ef0f PS |
11974 | +gdb_exit |
11975 | +gdb_start | |
11976 | +gdb_reinitialize_dir $srcdir/$subdir | |
11977 | +gdb_load ${binfile} | |
7566401a | 11978 | + |
51a5ef0f | 11979 | +# For C programs, "start" should stop in main(). |
7566401a | 11980 | + |
51a5ef0f PS |
11981 | +gdb_test "start" \ |
11982 | + ".*main \\(\\) at .*" \ | |
11983 | + "start" | |
11984 | +gdb_test "step" \ | |
11985 | + "func.* \\(.*\\) at .*" \ | |
11986 | + "step" | |
6ed6bacf AM |
11987 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.dwarf2/dw2-struct-member-data-location.S |
11988 | =================================================================== | |
11989 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
11990 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.dwarf2/dw2-struct-member-data-location.S 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
11991 | @@ -0,0 +1,83 @@ |
11992 | +/* This testcase is part of GDB, the GNU debugger. | |
7566401a | 11993 | + |
51a5ef0f | 11994 | + Copyright 2009 Free Software Foundation, Inc. |
7566401a | 11995 | + |
51a5ef0f PS |
11996 | + This program is free software; you can redistribute it and/or modify |
11997 | + it under the terms of the GNU General Public License as published by | |
11998 | + the Free Software Foundation; either version 3 of the License, or | |
11999 | + (at your option) any later version. | |
7566401a | 12000 | + |
51a5ef0f PS |
12001 | + This program is distributed in the hope that it will be useful, |
12002 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12003 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12004 | + GNU General Public License for more details. | |
7566401a | 12005 | + |
51a5ef0f PS |
12006 | + You should have received a copy of the GNU General Public License |
12007 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
7566401a | 12008 | + |
51a5ef0f | 12009 | +/* Debug information */ |
7566401a | 12010 | + |
51a5ef0f PS |
12011 | + .section .debug_info |
12012 | +.Lcu1_begin: | |
12013 | + /* CU header */ | |
12014 | + .4byte .Lcu1_end - .Lcu1_start /* Length of Compilation Unit */ | |
12015 | +.Lcu1_start: | |
12016 | + .2byte 2 /* DWARF Version */ | |
12017 | + .4byte .Labbrev1_begin /* Offset into abbrev section */ | |
12018 | + .byte 4 /* Pointer size */ | |
7566401a | 12019 | + |
51a5ef0f PS |
12020 | + /* CU die */ |
12021 | + .uleb128 1 /* Abbrev: DW_TAG_compile_unit */ | |
12022 | + .ascii "dw2-struct-member-data-location.c\0" /* DW_AT_name */ | |
12023 | + .ascii "GNU C 4.3.2\0" /* DW_AT_producer */ | |
12024 | + .byte 1 /* DW_AT_language (C) */ | |
3a58abaf | 12025 | + |
51a5ef0f PS |
12026 | +.Ltype_uchar: |
12027 | + .uleb128 2 /* Abbrev: DW_TAG_structure_type */ | |
12028 | + .ascii "some_struct\0" /* DW_AT_name */ | |
3a58abaf | 12029 | + |
51a5ef0f PS |
12030 | + .uleb128 3 /* Abbrev: DW_TAG_member */ |
12031 | + .ascii "field\0" /* DW_AT_name */ | |
12032 | + .byte 0 /* DW_AT_data_member_location */ | |
3a58abaf | 12033 | + |
51a5ef0f | 12034 | + .byte 0 /* End of children of some_struct */ |
3a58abaf | 12035 | + |
51a5ef0f | 12036 | + .byte 0 /* End of children of CU */ |
3a58abaf | 12037 | + |
51a5ef0f | 12038 | +.Lcu1_end: |
3a58abaf | 12039 | + |
51a5ef0f PS |
12040 | +/* Abbrev table */ |
12041 | + .section .debug_abbrev | |
12042 | +.Labbrev1_begin: | |
12043 | + .uleb128 1 /* Abbrev code */ | |
12044 | + .uleb128 0x11 /* DW_TAG_compile_unit */ | |
12045 | + .byte 1 /* has_children */ | |
12046 | + .uleb128 0x3 /* DW_AT_name */ | |
12047 | + .uleb128 0x8 /* DW_FORM_string */ | |
12048 | + .uleb128 0x25 /* DW_AT_producer */ | |
12049 | + .uleb128 0x8 /* DW_FORM_string */ | |
12050 | + .uleb128 0x13 /* DW_AT_language */ | |
12051 | + .uleb128 0xb /* DW_FORM_data1 */ | |
12052 | + .byte 0x0 /* Terminator */ | |
12053 | + .byte 0x0 /* Terminator */ | |
3a58abaf | 12054 | + |
51a5ef0f PS |
12055 | + .uleb128 2 /* Abbrev code */ |
12056 | + .uleb128 0x13 /* DW_TAG_structure_type */ | |
12057 | + .byte 1 /* has_children */ | |
12058 | + .uleb128 0x3 /* DW_AT_name */ | |
12059 | + .uleb128 0x8 /* DW_FORM_string */ | |
12060 | + .byte 0x0 /* Terminator */ | |
12061 | + .byte 0x0 /* Terminator */ | |
3a58abaf | 12062 | + |
51a5ef0f PS |
12063 | + .uleb128 3 /* Abbrev code */ |
12064 | + .uleb128 0x0d /* DW_TAG_member */ | |
12065 | + .byte 0 /* has_children */ | |
12066 | + .uleb128 0x3 /* DW_AT_name */ | |
12067 | + .uleb128 0x8 /* DW_FORM_string */ | |
12068 | + .uleb128 0x38 /* DW_AT_data_member_location */ | |
12069 | + .uleb128 0x0b /* DW_FORM_data1 */ | |
12070 | + .byte 0x0 /* Terminator */ | |
12071 | + .byte 0x0 /* Terminator */ | |
3a58abaf | 12072 | + |
51a5ef0f PS |
12073 | + .byte 0x0 /* Terminator */ |
12074 | + .byte 0x0 /* Terminator */ | |
6ed6bacf AM |
12075 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.dwarf2/dw2-struct-member-data-location.exp |
12076 | =================================================================== | |
12077 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12078 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.dwarf2/dw2-struct-member-data-location.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
12079 | @@ -0,0 +1,37 @@ |
12080 | +# Copyright 2009 Free Software Foundation, Inc. | |
3a58abaf | 12081 | + |
7566401a ER |
12082 | +# This program is free software; you can redistribute it and/or modify |
12083 | +# it under the terms of the GNU General Public License as published by | |
12084 | +# the Free Software Foundation; either version 3 of the License, or | |
12085 | +# (at your option) any later version. | |
12086 | +# | |
12087 | +# This program is distributed in the hope that it will be useful, | |
12088 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12089 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12090 | +# GNU General Public License for more details. | |
12091 | +# | |
12092 | +# You should have received a copy of the GNU General Public License | |
12093 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
3a58abaf | 12094 | + |
51a5ef0f PS |
12095 | +# This test can only be run on targets which support DWARF-2 and use gas. |
12096 | +# For now pick a sampling of likely targets. | |
12097 | +if {![istarget *-*-linux*] | |
12098 | + && ![istarget *-*-gnu*] | |
12099 | + && ![istarget *-*-elf*] | |
12100 | + && ![istarget *-*-openbsd*] | |
12101 | + && ![istarget arm-*-eabi*] | |
12102 | + && ![istarget powerpc-*-eabi*]} { | |
12103 | + return 0 | |
12104 | +} | |
3a58abaf | 12105 | + |
51a5ef0f PS |
12106 | +set testfile "dw2-struct-member-data-location" |
12107 | +set srcfile ${testfile}.S | |
12108 | +set binfile ${testfile}.x | |
12109 | + | |
12110 | +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${objdir}/${subdir}/${binfile}" object {nodebug}] != "" } { | |
7566401a ER |
12111 | + return -1 |
12112 | +} | |
12113 | + | |
51a5ef0f | 12114 | +clean_restart $binfile |
7566401a | 12115 | + |
51a5ef0f | 12116 | +gdb_test "ptype struct some_struct" "type = struct some_struct {\[\r\n \t\]*void field;\[\r\n \t\]*}" |
6ed6bacf AM |
12117 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dwarf-stride.exp |
12118 | =================================================================== | |
12119 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12120 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dwarf-stride.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
12121 | @@ -0,0 +1,42 @@ |
12122 | +# Copyright 2009 Free Software Foundation, Inc. | |
3a58abaf | 12123 | + |
51a5ef0f PS |
12124 | +# This program is free software; you can redistribute it and/or modify |
12125 | +# it under the terms of the GNU General Public License as published by | |
12126 | +# the Free Software Foundation; either version 2 of the License, or | |
12127 | +# (at your option) any later version. | |
12128 | +# | |
12129 | +# This program is distributed in the hope that it will be useful, | |
12130 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12131 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12132 | +# GNU General Public License for more details. | |
12133 | +# | |
12134 | +# You should have received a copy of the GNU General Public License | |
12135 | +# along with this program; if not, write to the Free Software | |
12136 | +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
3a58abaf | 12137 | + |
51a5ef0f | 12138 | +# This file was written by Jan Kratochvil <jan.kratochvil@redhat.com>. |
3a58abaf | 12139 | + |
51a5ef0f PS |
12140 | +# This file is part of the gdb testsuite. Array element stride must not be |
12141 | +# specified in the number of elements but in a number of bytes instead. | |
12142 | +# Original problem: | |
12143 | +# (gdb) p c40pt(1) | |
12144 | +# $1 = '0-hello', ' ' <repeats 33 times> | |
12145 | +# (gdb) p c40pt(2) | |
12146 | +# warning: Fortran array stride not divisible by the element size | |
3a58abaf | 12147 | + |
51a5ef0f PS |
12148 | +set testfile dwarf-stride |
12149 | +set srcfile ${testfile}.f90 | |
7566401a | 12150 | + |
51a5ef0f PS |
12151 | +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} {debug f77}] } { |
12152 | + return -1 | |
3a58abaf AM |
12153 | +} |
12154 | + | |
51a5ef0f PS |
12155 | +if ![runto MAIN__] then { |
12156 | + perror "couldn't run to breakpoint MAIN__" | |
12157 | + continue | |
12158 | +} | |
7566401a | 12159 | + |
51a5ef0f PS |
12160 | +gdb_breakpoint [gdb_get_line_number "break-here"] |
12161 | +gdb_continue_to_breakpoint "break-here" ".*break-here.*" | |
12162 | +gdb_test "p c40pt(1)" " = '0-hello.*" | |
12163 | +gdb_test "p c40pt(2)" " = '1-hello.*" | |
6ed6bacf AM |
12164 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dwarf-stride.f90 |
12165 | =================================================================== | |
12166 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12167 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dwarf-stride.f90 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
12168 | @@ -0,0 +1,40 @@ |
12169 | +! Copyright 2009 Free Software Foundation, Inc. | |
12170 | +! | |
12171 | +! This program is free software; you can redistribute it and/or modify | |
12172 | +! it under the terms of the GNU General Public License as published by | |
12173 | +! the Free Software Foundation; either version 2 of the License, or | |
12174 | +! (at your option) any later version. | |
12175 | +! | |
12176 | +! This program is distributed in the hope that it will be useful, | |
12177 | +! but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12178 | +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12179 | +! GNU General Public License for more details. | |
12180 | +! | |
12181 | +! You should have received a copy of the GNU General Public License | |
12182 | +! along with this program; if not, write to the Free Software | |
12183 | +! Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
12184 | +! | |
12185 | +! File written by Alan Matsuoka. | |
7566401a | 12186 | + |
51a5ef0f | 12187 | +program repro |
7566401a | 12188 | + |
51a5ef0f PS |
12189 | + type small_stride |
12190 | + character*40 long_string | |
12191 | + integer small_pad | |
12192 | + end type small_stride | |
7566401a | 12193 | + |
51a5ef0f PS |
12194 | + type(small_stride), dimension (20), target :: unpleasant |
12195 | + character*40, pointer, dimension(:):: c40pt | |
7566401a | 12196 | + |
51a5ef0f | 12197 | + integer i |
7566401a | 12198 | + |
51a5ef0f PS |
12199 | + do i = 0,19 |
12200 | + unpleasant(i+1)%small_pad = i+1 | |
12201 | + unpleasant(i+1)%long_string = char (ichar('0') + i) // '-hello' | |
12202 | + end do | |
7566401a | 12203 | + |
51a5ef0f | 12204 | + c40pt => unpleasant%long_string |
7566401a | 12205 | + |
51a5ef0f | 12206 | + print *, c40pt ! break-here |
7566401a | 12207 | + |
51a5ef0f | 12208 | +end program repro |
6ed6bacf AM |
12209 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dynamic-other-frame-stub.f90 |
12210 | =================================================================== | |
12211 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12212 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dynamic-other-frame-stub.f90 2011-07-03 10:33:11.000000000 +0200 | |
12213 | @@ -0,0 +1,24 @@ | |
12214 | +! Copyright 2010 Free Software Foundation, Inc. | |
12215 | +! | |
12216 | +! This program is free software; you can redistribute it and/or modify | |
12217 | +! it under the terms of the GNU General Public License as published by | |
12218 | +! the Free Software Foundation; either version 2 of the License, or | |
12219 | +! (at your option) any later version. | |
12220 | +! | |
12221 | +! This program is distributed in the hope that it will be useful, | |
12222 | +! but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12223 | +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12224 | +! GNU General Public License for more details. | |
12225 | +! | |
12226 | +! You should have received a copy of the GNU General Public License | |
12227 | +! along with this program; if not, write to the Free Software | |
12228 | +! Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
12229 | +! | |
12230 | +! Ihis file is the Fortran source file for dynamic.exp. | |
12231 | +! Original file written by Jakub Jelinek <jakub@redhat.com>. | |
12232 | +! Modified for the GDB testcase by Jan Kratochvil <jan.kratochvil@redhat.com>. | |
12233 | + | |
12234 | +subroutine bar | |
12235 | + real :: dummy | |
12236 | + dummy = 1 | |
12237 | +end subroutine bar | |
12238 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dynamic-other-frame.exp | |
12239 | =================================================================== | |
12240 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12241 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dynamic-other-frame.exp 2011-07-03 10:33:11.000000000 +0200 | |
12242 | @@ -0,0 +1,37 @@ | |
12243 | +# Copyright 2010 Free Software Foundation, Inc. | |
12244 | + | |
12245 | +# This program is free software; you can redistribute it and/or modify | |
12246 | +# it under the terms of the GNU General Public License as published by | |
12247 | +# the Free Software Foundation; either version 2 of the License, or | |
12248 | +# (at your option) any later version. | |
12249 | +# | |
12250 | +# This program is distributed in the hope that it will be useful, | |
12251 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12252 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12253 | +# GNU General Public License for more details. | |
12254 | +# | |
12255 | +# You should have received a copy of the GNU General Public License | |
12256 | +# along with this program; if not, write to the Free Software | |
12257 | +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
12258 | + | |
12259 | +set testfile "dynamic-other-frame" | |
12260 | +set srcfile1 ${testfile}.f90 | |
12261 | +set srcfile2 ${testfile}-stub.f90 | |
12262 | +set objfile2 ${objdir}/${subdir}/${testfile}-stub.o | |
12263 | +set executable ${testfile} | |
12264 | +set binfile ${objdir}/${subdir}/${executable} | |
12265 | + | |
12266 | +if { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${objfile2}" object {f77}] != "" | |
12267 | + || [gdb_compile "${srcdir}/${subdir}/${srcfile1} ${objfile2}" "${binfile}" executable {debug f77}] != "" } { | |
12268 | + untested "Couldn't compile ${srcfile1} or ${srcfile2}" | |
12269 | + return -1 | |
12270 | +} | |
12271 | + | |
12272 | +clean_restart ${executable} | |
12273 | + | |
12274 | +if ![runto bar_] then { | |
12275 | + perror "couldn't run to bar_" | |
12276 | + continue | |
12277 | +} | |
12278 | + | |
12279 | +gdb_test "bt" {foo \(string='hello'.*} | |
12280 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dynamic-other-frame.f90 | |
12281 | =================================================================== | |
12282 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12283 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dynamic-other-frame.f90 2011-07-03 10:33:11.000000000 +0200 | |
12284 | @@ -0,0 +1,36 @@ | |
12285 | +! Copyright 2010 Free Software Foundation, Inc. | |
12286 | +! | |
12287 | +! This program is free software; you can redistribute it and/or modify | |
12288 | +! it under the terms of the GNU General Public License as published by | |
12289 | +! the Free Software Foundation; either version 2 of the License, or | |
12290 | +! (at your option) any later version. | |
12291 | +! | |
12292 | +! This program is distributed in the hope that it will be useful, | |
12293 | +! but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12294 | +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12295 | +! GNU General Public License for more details. | |
12296 | +! | |
12297 | +! You should have received a copy of the GNU General Public License | |
12298 | +! along with this program; if not, write to the Free Software | |
12299 | +! Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
12300 | +! | |
12301 | +! Ihis file is the Fortran source file for dynamic.exp. | |
12302 | +! Original file written by Jakub Jelinek <jakub@redhat.com>. | |
12303 | +! Modified for the GDB testcase by Jan Kratochvil <jan.kratochvil@redhat.com>. | |
12304 | + | |
12305 | +subroutine foo (string) | |
12306 | + interface | |
12307 | + subroutine bar | |
12308 | + end subroutine | |
12309 | + end interface | |
12310 | + character string*(*) | |
12311 | + call bar ! stop-here | |
12312 | +end subroutine foo | |
12313 | +program test | |
12314 | + interface | |
12315 | + subroutine foo (string) | |
12316 | + character string*(*) | |
12317 | + end subroutine | |
12318 | + end interface | |
12319 | + call foo ('hello') | |
12320 | +end | |
12321 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dynamic.exp | |
12322 | =================================================================== | |
12323 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12324 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dynamic.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
12325 | @@ -0,0 +1,145 @@ |
12326 | +# Copyright 2007 Free Software Foundation, Inc. | |
3a58abaf | 12327 | + |
51a5ef0f PS |
12328 | +# This program is free software; you can redistribute it and/or modify |
12329 | +# it under the terms of the GNU General Public License as published by | |
12330 | +# the Free Software Foundation; either version 2 of the License, or | |
12331 | +# (at your option) any later version. | |
12332 | +# | |
12333 | +# This program is distributed in the hope that it will be useful, | |
12334 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12335 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12336 | +# GNU General Public License for more details. | |
12337 | +# | |
12338 | +# You should have received a copy of the GNU General Public License | |
12339 | +# along with this program; if not, write to the Free Software | |
12340 | +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
7566401a | 12341 | + |
51a5ef0f | 12342 | +# This file was written by Jan Kratochvil <jan.kratochvil@redhat.com>. |
7566401a | 12343 | + |
51a5ef0f PS |
12344 | +# This file is part of the gdb testsuite. It contains tests for dynamically |
12345 | +# allocated Fortran arrays. | |
12346 | +# It depends on the GCC dynamic Fortran arrays DWARF support: | |
12347 | +# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22244 | |
7566401a | 12348 | + |
51a5ef0f PS |
12349 | +set testfile "dynamic" |
12350 | +set srcfile ${testfile}.f90 | |
12351 | +set binfile ${objdir}/${subdir}/${testfile} | |
7566401a | 12352 | + |
51a5ef0f PS |
12353 | +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug f77 quiet}] != "" } { |
12354 | + untested "Couldn't compile ${srcfile}" | |
12355 | + return -1 | |
12356 | +} | |
7566401a | 12357 | + |
51a5ef0f PS |
12358 | +gdb_exit |
12359 | +gdb_start | |
12360 | +gdb_reinitialize_dir $srcdir/$subdir | |
12361 | +gdb_load ${binfile} | |
7566401a | 12362 | + |
51a5ef0f PS |
12363 | +if ![runto MAIN__] then { |
12364 | + perror "couldn't run to breakpoint MAIN__" | |
12365 | + continue | |
12366 | +} | |
7566401a | 12367 | + |
51a5ef0f PS |
12368 | +gdb_breakpoint [gdb_get_line_number "varx-init"] |
12369 | +gdb_continue_to_breakpoint "varx-init" | |
12370 | +gdb_test "p varx" "\\$\[0-9\]* = <(object|the array) is not allocated>" "p varx unallocated" | |
12371 | +gdb_test "ptype varx" "type = <(object|the array) is not allocated>" "ptype varx unallocated" | |
12372 | +gdb_test "p varx(1,5,17)" "(Cannot access it|Unable to access the object) because the (object|array) is not allocated\\." "p varx(1,5,17) unallocated" | |
12373 | +gdb_test "p varx(1,5,17)=1" "(Cannot access it|Unable to access the object) because the (object|array) is not allocated\\." "p varx(1,5,17)=1 unallocated" | |
12374 | +gdb_test "ptype varx(1,5,17)" "(Cannot access it|Unable to access the object) because the (object|array) is not allocated\\." "ptype varx(1,5,17) unallocated" | |
7566401a | 12375 | + |
51a5ef0f PS |
12376 | +gdb_breakpoint [gdb_get_line_number "varx-allocated"] |
12377 | +gdb_continue_to_breakpoint "varx-allocated" | |
12378 | +# $1 = (( ( 0, 0, 0, 0, 0, 0) ( 0, 0, 0, 0, 0, 0) --- , 0) ) ( ( 0, 0, ...) ...) ...) | |
12379 | +gdb_test "ptype varx" "type = real(\\(kind=4\\)|\\*4) \\(6,5:15,17:28\\)" "ptype varx allocated" | |
12380 | +# Intel Fortran Compiler 10.1.008 uses -1 there, GCC uses 1. | |
12381 | +gdb_test "p l" "\\$\[0-9\]* = (\\.TRUE\\.|4294967295)" "p l if varx allocated" | |
7566401a | 12382 | + |
51a5ef0f PS |
12383 | +gdb_breakpoint [gdb_get_line_number "varx-filled"] |
12384 | +gdb_continue_to_breakpoint "varx-filled" | |
12385 | +gdb_test "p varx(2, 5, 17)" "\\$\[0-9\]* = 6" | |
12386 | +gdb_test "p varx(1, 5, 17)" "\\$\[0-9\]* = 7" | |
12387 | +gdb_test "p varx(2, 6, 18)" "\\$\[0-9\]* = 8" | |
12388 | +gdb_test "p varx(6, 15, 28)" "\\$\[0-9\]* = 9" | |
12389 | +# The latter one is for the Intel Fortran Compiler 10.1.008 pointer type. | |
12390 | +gdb_test "p varv" "\\$\[0-9\]* = (<(object|the array) is not associated>|.*(Cannot access it|Unable to access the object) because the object is not associated.)" "p varv unassociated" | |
12391 | +gdb_test "ptype varv" "type = (<(object|the array) is not associated>|.*(Cannot access it|Unable to access the object) because the object is not associated.)" "ptype varv unassociated" | |
7566401a | 12392 | + |
51a5ef0f PS |
12393 | +gdb_breakpoint [gdb_get_line_number "varv-associated"] |
12394 | +gdb_continue_to_breakpoint "varv-associated" | |
12395 | +gdb_test "p varx(3, 7, 19)" "\\$\[0-9\]* = 6" "p varx(3, 7, 19) with varv associated" | |
12396 | +gdb_test "p varv(3, 7, 19)" "\\$\[0-9\]* = 6" "p varv(3, 7, 19) associated" | |
12397 | +# Intel Fortran Compiler 10.1.008 uses -1 there, GCC uses 1. | |
12398 | +gdb_test "p l" "\\$\[0-9\]* = (\\.TRUE\\.|4294967295)" "p l if varv associated" | |
12399 | +gdb_test "ptype varx" "type = real(\\(kind=4\\)|\\*4) \\(6,5:15,17:28\\)" "ptype varx with varv associated" | |
12400 | +# Intel Fortran Compiler 10.1.008 uses the pointer type. | |
12401 | +gdb_test "ptype varv" "type = (PTR TO -> \\( )?real(\\(kind=4\\)|\\*4) \\(6,5:15,17:28\\)\\)?" "ptype varv associated" | |
7566401a | 12402 | + |
51a5ef0f PS |
12403 | +gdb_breakpoint [gdb_get_line_number "varv-filled"] |
12404 | +gdb_continue_to_breakpoint "varv-filled" | |
12405 | +gdb_test "p varx(3, 7, 19)" "\\$\[0-9\]* = 10" "p varx(3, 7, 19) with varv filled" | |
12406 | +gdb_test "p varv(3, 7, 19)" "\\$\[0-9\]* = 10" "p varv(3, 7, 19) filled" | |
7566401a | 12407 | + |
51a5ef0f PS |
12408 | +gdb_breakpoint [gdb_get_line_number "varv-deassociated"] |
12409 | +gdb_continue_to_breakpoint "varv-deassociated" | |
12410 | +# The latter one is for the Intel Fortran Compiler 10.1.008 pointer type. | |
12411 | +gdb_test "p varv" "\\$\[0-9\]* = (<(object|the array) is not associated>|.*(Cannot access it|Unable to access the object) because the object is not associated.)" "p varv deassociated" | |
12412 | +gdb_test "ptype varv" "type = (<(object|the array) is not associated>|.*(Cannot access it|Unable to access the object) because the object is not associated.)" "ptype varv deassociated" | |
12413 | +gdb_test "p l" "\\$\[0-9\]* = \\.FALSE\\." "p l if varv deassociated" | |
12414 | +gdb_test "p varv(1,5,17)" "(Cannot access it|Unable to access the object) because the (object|array) is not associated\\." | |
12415 | +gdb_test "ptype varv(1,5,17)" "(Cannot access it|Unable to access the object) because the (object|array) is not associated\\." | |
7566401a | 12416 | + |
51a5ef0f PS |
12417 | +gdb_breakpoint [gdb_get_line_number "varx-deallocated"] |
12418 | +gdb_continue_to_breakpoint "varx-deallocated" | |
12419 | +gdb_test "p varx" "\\$\[0-9\]* = <(object|the array) is not allocated>" "p varx deallocated" | |
12420 | +gdb_test "ptype varx" "type = <(object|the array) is not allocated>" "ptype varx deallocated" | |
12421 | +gdb_test "p l" "\\$\[0-9\]* = \\.FALSE\\." "p l if varx deallocated" | |
12422 | +gdb_test "p varx(1,5,17)" "(Cannot access it|Unable to access the object) because the (object|array) is not allocated\\." "p varx(1,5,17) deallocated" | |
12423 | +gdb_test "ptype varx(1,5,17)" "(Cannot access it|Unable to access the object) because the (object|array) is not allocated\\." "ptype varx(1,5,17) deallocated" | |
7566401a | 12424 | + |
51a5ef0f PS |
12425 | +gdb_breakpoint [gdb_get_line_number "vary-passed"] |
12426 | +gdb_continue_to_breakpoint "vary-passed" | |
12427 | +# $1 = (( ( 1, 1, 1, 1, 1, 1) ( 1, 1, 1, 1, 1, 1) --- , 1) ) ( ( 1, 1, ...) ...) ...) | |
12428 | +gdb_test "p vary" "\\$\[0-9\]* = \\(\[()1, .\]*\\)" | |
7566401a | 12429 | + |
51a5ef0f PS |
12430 | +gdb_breakpoint [gdb_get_line_number "vary-filled"] |
12431 | +gdb_continue_to_breakpoint "vary-filled" | |
12432 | +gdb_test "ptype vary" "type = real(\\(kind=4\\)|\\*4) \\(10,10\\)" | |
12433 | +gdb_test "p vary(1, 1)" "\\$\[0-9\]* = 8" | |
12434 | +gdb_test "p vary(2, 2)" "\\$\[0-9\]* = 9" | |
12435 | +gdb_test "p vary(1, 3)" "\\$\[0-9\]* = 10" | |
12436 | +# $1 = (( ( 3, 3, 3, 3, 3, 3) ( 3, 3, 3, 3, 3, 3) --- , 3) ) ( ( 3, 3, ...) ...) ...) | |
12437 | +gdb_test "p varw" "\\$\[0-9\]* = \\(\[()3, .\]*\\)" | |
7566401a | 12438 | + |
51a5ef0f PS |
12439 | +gdb_breakpoint [gdb_get_line_number "varw-almostfilled"] |
12440 | +gdb_continue_to_breakpoint "varw-almostfilled" | |
12441 | +gdb_test "ptype varw" "type = real(\\(kind=4\\)|\\*4) \\(5,4,3\\)" | |
12442 | +gdb_test "p varw(3,1,1)=1" "\\$\[0-9\]* = 1" | |
12443 | +# $1 = (( ( 6, 5, 1, 5, 5, 5) ( 5, 5, 5, 5, 5, 5) --- , 5) ) ( ( 5, 5, ...) ...) ...) | |
12444 | +gdb_test "p varw" "\\$\[0-9\]* = \\( *\\( *\\( *6, *5, *1,\[()5, .\]*\\)" "p varw filled" | |
12445 | +# "up" works with GCC but other Fortran compilers may copy the values into the | |
12446 | +# outer function only on the exit of the inner function. | |
12447 | +# We need both variants as depending on the arch we optionally may still be | |
12448 | +# executing the caller line or not after `finish'. | |
12449 | +gdb_test "finish" ".*(call bar \\(y, x\\)|call foo \\(x, z\\(2:6, 4:7, 6:8\\)\\))" | |
12450 | +gdb_test "p z(2,4,5)" "\\$\[0-9\]* = 3" | |
12451 | +gdb_test "p z(2,4,6)" "\\$\[0-9\]* = 6" | |
12452 | +gdb_test "p z(2,4,7)" "\\$\[0-9\]* = 5" | |
12453 | +gdb_test "p z(4,4,6)" "\\$\[0-9\]* = 1" | |
7566401a | 12454 | + |
51a5ef0f PS |
12455 | +gdb_breakpoint [gdb_get_line_number "varz-almostfilled"] |
12456 | +gdb_continue_to_breakpoint "varz-almostfilled" | |
12457 | +# GCC uses the pointer type here, Intel Fortran Compiler 10.1.008 does not. | |
12458 | +gdb_test "ptype varz" "type = (PTR TO -> \\( )?real(\\(kind=4\\)|\\*4) \\(\\*\\)\\)?" | |
12459 | +# Intel Fortran Compiler 10.1.008 has a bug here - (2:11,7:7) | |
12460 | +# as it produces DW_AT_lower_bound == DW_AT_upper_bound == 7. | |
12461 | +gdb_test "ptype vart" "type = (PTR TO -> \\( )?real(\\(kind=4\\)|\\*4) \\(2:11,7:\\*\\)\\)?" | |
12462 | +gdb_test "p varz" "\\$\[0-9\]* = \\(\\)" | |
12463 | +gdb_test "p vart" "\\$\[0-9\]* = \\(\\)" | |
12464 | +gdb_test "p varz(3)" "\\$\[0-9\]* = 4" | |
12465 | +# maps to foo::vary(1,1) | |
12466 | +gdb_test "p vart(2,7)" "\\$\[0-9\]* = 8" | |
12467 | +# maps to foo::vary(2,2) | |
12468 | +gdb_test "p vart(3,8)" "\\$\[0-9\]* = 9" | |
12469 | +# maps to foo::vary(1,3) | |
12470 | +gdb_test "p vart(2,9)" "\\$\[0-9\]* = 10" | |
6ed6bacf AM |
12471 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dynamic.f90 |
12472 | =================================================================== | |
12473 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12474 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/dynamic.f90 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
12475 | @@ -0,0 +1,98 @@ |
12476 | +! Copyright 2007 Free Software Foundation, Inc. | |
12477 | +! | |
12478 | +! This program is free software; you can redistribute it and/or modify | |
12479 | +! it under the terms of the GNU General Public License as published by | |
12480 | +! the Free Software Foundation; either version 2 of the License, or | |
12481 | +! (at your option) any later version. | |
12482 | +! | |
12483 | +! This program is distributed in the hope that it will be useful, | |
12484 | +! but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12485 | +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12486 | +! GNU General Public License for more details. | |
12487 | +! | |
12488 | +! You should have received a copy of the GNU General Public License | |
12489 | +! along with this program; if not, write to the Free Software | |
12490 | +! Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
12491 | +! | |
12492 | +! Ihis file is the Fortran source file for dynamic.exp. | |
12493 | +! Original file written by Jakub Jelinek <jakub@redhat.com>. | |
12494 | +! Modified for the GDB testcase by Jan Kratochvil <jan.kratochvil@redhat.com>. | |
7566401a | 12495 | + |
51a5ef0f PS |
12496 | +subroutine baz |
12497 | + real, target, allocatable :: varx (:, :, :) | |
12498 | + real, pointer :: varv (:, :, :) | |
12499 | + real, target :: varu (1, 2, 3) | |
12500 | + logical :: l | |
12501 | + allocate (varx (1:6, 5:15, 17:28)) ! varx-init | |
12502 | + l = allocated (varx) | |
12503 | + varx(:, :, :) = 6 ! varx-allocated | |
12504 | + varx(1, 5, 17) = 7 | |
12505 | + varx(2, 6, 18) = 8 | |
12506 | + varx(6, 15, 28) = 9 | |
12507 | + varv => varx ! varx-filled | |
12508 | + l = associated (varv) | |
12509 | + varv(3, 7, 19) = 10 ! varv-associated | |
12510 | + varv => null () ! varv-filled | |
12511 | + l = associated (varv) | |
12512 | + deallocate (varx) ! varv-deassociated | |
12513 | + l = allocated (varx) | |
12514 | + varu(:, :, :) = 10 ! varx-deallocated | |
12515 | + allocate (varv (1:6, 5:15, 17:28)) | |
12516 | + l = associated (varv) | |
12517 | + varv(:, :, :) = 6 | |
12518 | + varv(1, 5, 17) = 7 | |
12519 | + varv(2, 6, 18) = 8 | |
12520 | + varv(6, 15, 28) = 9 | |
12521 | + deallocate (varv) | |
12522 | + l = associated (varv) | |
12523 | + varv => varu | |
12524 | + varv(1, 1, 1) = 6 | |
12525 | + varv(1, 2, 3) = 7 | |
12526 | + l = associated (varv) | |
12527 | +end subroutine baz | |
12528 | +subroutine foo (vary, varw) | |
12529 | + real :: vary (:, :) | |
12530 | + real :: varw (:, :, :) | |
12531 | + vary(:, :) = 4 ! vary-passed | |
12532 | + vary(1, 1) = 8 | |
12533 | + vary(2, 2) = 9 | |
12534 | + vary(1, 3) = 10 | |
12535 | + varw(:, :, :) = 5 ! vary-filled | |
12536 | + varw(1, 1, 1) = 6 | |
12537 | + varw(2, 2, 2) = 7 ! varw-almostfilled | |
12538 | +end subroutine foo | |
12539 | +subroutine bar (varz, vart) | |
12540 | + real :: varz (*) | |
12541 | + real :: vart (2:11, 7:*) | |
12542 | + varz(1:3) = 4 | |
12543 | + varz(2) = 5 ! varz-almostfilled | |
12544 | + vart(2,7) = vart(2,7) | |
12545 | +end subroutine bar | |
12546 | +program test | |
12547 | + interface | |
12548 | + subroutine foo (vary, varw) | |
12549 | + real :: vary (:, :) | |
12550 | + real :: varw (:, :, :) | |
12551 | + end subroutine | |
12552 | + end interface | |
12553 | + interface | |
12554 | + subroutine bar (varz, vart) | |
12555 | + real :: varz (*) | |
12556 | + real :: vart (2:11, 7:*) | |
12557 | + end subroutine | |
12558 | + end interface | |
12559 | + real :: x (10, 10), y (5), z(8, 8, 8) | |
12560 | + x(:,:) = 1 | |
12561 | + y(:) = 2 | |
12562 | + z(:,:,:) = 3 | |
12563 | + call baz | |
12564 | + call foo (x, z(2:6, 4:7, 6:8)) | |
12565 | + call bar (y, x) | |
12566 | + if (x (1, 1) .ne. 8 .or. x (2, 2) .ne. 9 .or. x (1, 2) .ne. 4) call abort | |
12567 | + if (x (1, 3) .ne. 10) call abort | |
12568 | + if (z (2, 4, 6) .ne. 6 .or. z (3, 5, 7) .ne. 7 .or. z (2, 4, 7) .ne. 5) call abort | |
12569 | + if (any (y .ne. (/4, 5, 4, 2, 2/))) call abort | |
12570 | + call foo (transpose (x), z) | |
12571 | + if (x (1, 1) .ne. 8 .or. x (2, 2) .ne. 9 .or. x (1, 2) .ne. 4) call abort | |
12572 | + if (x (3, 1) .ne. 10) call abort | |
12573 | +end | |
6ed6bacf AM |
12574 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/string.exp |
12575 | =================================================================== | |
12576 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12577 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/string.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
12578 | @@ -0,0 +1,59 @@ |
12579 | +# Copyright 2008 Free Software Foundation, Inc. | |
7566401a | 12580 | + |
51a5ef0f PS |
12581 | +# This program is free software; you can redistribute it and/or modify |
12582 | +# it under the terms of the GNU General Public License as published by | |
12583 | +# the Free Software Foundation; either version 2 of the License, or | |
12584 | +# (at your option) any later version. | |
12585 | +# | |
12586 | +# This program is distributed in the hope that it will be useful, | |
12587 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12588 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12589 | +# GNU General Public License for more details. | |
12590 | +# | |
12591 | +# You should have received a copy of the GNU General Public License | |
12592 | +# along with this program; if not, write to the Free Software | |
12593 | +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
3a58abaf | 12594 | + |
51a5ef0f | 12595 | +# This file was written by Jan Kratochvil <jan.kratochvil@redhat.com>. |
3a58abaf | 12596 | + |
51a5ef0f PS |
12597 | +# This file is part of the gdb testsuite. It contains tests for Fortran |
12598 | +# strings with dynamic length. | |
3a58abaf | 12599 | + |
51a5ef0f PS |
12600 | +set testfile "string" |
12601 | +set srcfile ${testfile}.f90 | |
12602 | +set binfile ${objdir}/${subdir}/${testfile} | |
3a58abaf | 12603 | + |
51a5ef0f PS |
12604 | +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug f77 quiet}] != "" } { |
12605 | + untested "Couldn't compile ${srcfile}" | |
12606 | + return -1 | |
12607 | +} | |
3a58abaf | 12608 | + |
51a5ef0f PS |
12609 | +gdb_exit |
12610 | +gdb_start | |
12611 | +gdb_reinitialize_dir $srcdir/$subdir | |
12612 | +gdb_load ${binfile} | |
3a58abaf | 12613 | + |
51a5ef0f PS |
12614 | +if ![runto MAIN__] then { |
12615 | + perror "couldn't run to breakpoint MAIN__" | |
12616 | + continue | |
12617 | +} | |
7566401a | 12618 | + |
51a5ef0f PS |
12619 | +gdb_breakpoint [gdb_get_line_number "var-init"] |
12620 | +gdb_continue_to_breakpoint "var-init" | |
12621 | +gdb_test "ptype c" "type = character(\\(kind=1\\)|\\*1)" | |
12622 | +gdb_test "ptype d" "type = character(\\(kind=8\\)|\\*8)" | |
12623 | +gdb_test "ptype e" "type = character(\\(kind=4\\)|\\*4)" | |
12624 | +gdb_test "ptype f" "type = character(\\(kind=4\\)|\\*4) \\(7,8:10\\)" | |
12625 | +gdb_test "ptype *e" "Attempt to take contents of a non-pointer value." | |
12626 | +gdb_test "ptype *f" "type = character(\\(kind=4\\)|\\*4) \\(7\\)" | |
12627 | +gdb_test "p c" "\\$\[0-9\]* = 'c'" | |
12628 | +gdb_test "p d" "\\$\[0-9\]* = 'd '" | |
12629 | +gdb_test "p e" "\\$\[0-9\]* = 'g '" | |
12630 | +gdb_test "p f" "\\$\[0-9\]* = \\(\\( 'h ', 'h ', 'h ', 'h ', 'h ', 'h ', 'h '\\) \\( 'h ', 'h ', 'h ', 'h ', 'h ', 'h ', 'h '\\) \\( 'h ', 'h ', 'h ', 'h ', 'h ', 'h ', 'h '\\) \\)" | |
12631 | +gdb_test "p *e" "Attempt to take contents of a non-pointer value." | |
12632 | +gdb_test "p *f" "Attempt to take contents of a non-pointer value." | |
7566401a | 12633 | + |
51a5ef0f PS |
12634 | +gdb_breakpoint [gdb_get_line_number "var-finish"] |
12635 | +gdb_continue_to_breakpoint "var-finish" | |
12636 | +gdb_test "p e" "\\$\[0-9\]* = 'e '" "p e re-set" | |
12637 | +gdb_test "p f" "\\$\[0-9\]* = \\(\\( 'f ', 'f ', 'f ', 'f ', 'f ', 'f ', 'f '\\) \\( 'f2 ', 'f ', 'f ', 'f ', 'f ', 'f ', 'f '\\) \\( 'f ', 'f ', 'f ', 'f ', 'f ', 'f ', 'f '\\) \\)" "p *f re-set" | |
6ed6bacf AM |
12638 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/string.f90 |
12639 | =================================================================== | |
12640 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12641 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/string.f90 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
12642 | @@ -0,0 +1,37 @@ |
12643 | +! Copyright 2008 Free Software Foundation, Inc. | |
12644 | +! | |
12645 | +! This program is free software; you can redistribute it and/or modify | |
12646 | +! it under the terms of the GNU General Public License as published by | |
12647 | +! the Free Software Foundation; either version 2 of the License, or | |
12648 | +! (at your option) any later version. | |
12649 | +! | |
12650 | +! This program is distributed in the hope that it will be useful, | |
12651 | +! but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12652 | +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12653 | +! GNU General Public License for more details. | |
12654 | +! | |
12655 | +! You should have received a copy of the GNU General Public License | |
12656 | +! along with this program; if not, write to the Free Software | |
12657 | +! Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
12658 | +! | |
12659 | +! Ihis file is the Fortran source file for dynamic.exp. | |
12660 | +! Original file written by Jakub Jelinek <jakub@redhat.com>. | |
12661 | +! Modified for the GDB testcase by Jan Kratochvil <jan.kratochvil@redhat.com>. | |
7566401a | 12662 | + |
51a5ef0f PS |
12663 | +subroutine foo (e, f) |
12664 | + character (len=1) :: c | |
12665 | + character (len=8) :: d | |
12666 | + character (len=*) :: e | |
12667 | + character (len=*) :: f (1:7, 8:10) | |
12668 | + c = 'c' | |
12669 | + d = 'd' | |
12670 | + e = 'e' ! var-init | |
12671 | + f = 'f' | |
12672 | + f(1,9) = 'f2' | |
12673 | + c = 'c' ! var-finish | |
12674 | +end subroutine foo | |
12675 | + character (len=4) :: g, h (1:7, 8:10) | |
12676 | + g = 'g' | |
12677 | + h = 'h' | |
12678 | + call foo (g, h) | |
12679 | +end | |
6ed6bacf AM |
12680 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/subrange.exp |
12681 | =================================================================== | |
12682 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12683 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/subrange.exp 2011-07-03 10:33:11.000000000 +0200 | |
12684 | @@ -0,0 +1,60 @@ | |
12685 | +# Copyright 2011 Free Software Foundation, Inc. | |
12686 | + | |
12687 | +# This program is free software; you can redistribute it and/or modify | |
12688 | +# it under the terms of the GNU General Public License as published by | |
12689 | +# the Free Software Foundation; either version 3 of the License, or | |
12690 | +# (at your option) any later version. | |
12691 | +# | |
12692 | +# This program is distributed in the hope that it will be useful, | |
12693 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12694 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12695 | +# GNU General Public License for more details. | |
12696 | +# | |
12697 | +# You should have received a copy of the GNU General Public License | |
12698 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
12699 | + | |
12700 | +if { [skip_fortran_tests] } { return -1 } | |
12701 | + | |
12702 | +set testfile "subrange" | |
12703 | +set srcfile ${testfile}.f90 | |
12704 | +if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} {debug f77}] } { | |
12705 | + return -1 | |
12706 | +} | |
12707 | + | |
12708 | +if ![runto MAIN__] { | |
12709 | + perror "Couldn't run to MAIN__" | |
12710 | + continue | |
12711 | +} | |
12712 | + | |
12713 | +# Depending on the compiler version being used, the name of the 4-byte integer | |
12714 | +# and real types can be printed differently. For instance, gfortran-4.1 uses | |
12715 | +# "int4" whereas gfortran-4.3 uses "int(kind=4)". | |
12716 | +set int4 "(int4|integer\\(kind=4\\))" | |
12717 | + | |
12718 | +gdb_breakpoint [gdb_get_line_number "break-static"] | |
12719 | +gdb_continue_to_breakpoint "break-static" ".*break-static.*" | |
12720 | + | |
12721 | +foreach var {a alloc ptr} { | |
12722 | + global pf_prefix | |
12723 | + set old_prefix $pf_prefix | |
12724 | + lappend pf_prefix "$var:" | |
12725 | + | |
12726 | + gdb_test "p $var (2, 2:3)" { = \(22, 32\)} | |
12727 | + gdb_test "p $var (2:3, 3)" { = \(32, 33\)} | |
12728 | + gdb_test "p $var (1, 2:)" { = \(21, 31\)} | |
12729 | + gdb_test "p $var (2, :2)" { = \(12, 22\)} | |
12730 | + gdb_test "p $var (3, 2:2)" { = \(23\)} | |
12731 | + gdb_test "ptype $var (3, 2:2)" " = $int4 \\(2:2\\)" | |
12732 | + gdb_test "p $var (4, :)" { = \(14, 24, 34\)} | |
12733 | + gdb_test "p $var (:, :)" { = \(\( *11, 12, 13, 14\) \( *21, 22, 23, 24\) \( *31, 32, 33, 34\) *\)} | |
12734 | + gdb_test "ptype $var (:, :)" " = $int4 \\(4,3\\)" | |
12735 | + gdb_test "p $var (:)" "Wrong number of subscripts" | |
12736 | + gdb_test "p $var (:, :, :)" "Wrong number of subscripts" | |
12737 | + | |
12738 | + set pf_prefix $old_prefix | |
12739 | +} | |
12740 | + | |
12741 | +gdb_test_no_output {set $a=a} | |
12742 | +delete_breakpoints | |
12743 | +gdb_unload | |
12744 | +gdb_test {p $a (3, 2:2)} { = \(23\)} | |
12745 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/subrange.f90 | |
12746 | =================================================================== | |
12747 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12748 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.fortran/subrange.f90 2011-07-03 10:33:11.000000000 +0200 | |
12749 | @@ -0,0 +1,28 @@ | |
12750 | +! Copyright 2011 Free Software Foundation, Inc. | |
12751 | +! | |
12752 | +! This program is free software; you can redistribute it and/or modify | |
12753 | +! it under the terms of the GNU General Public License as published by | |
12754 | +! the Free Software Foundation; either version 3 of the License, or | |
12755 | +! (at your option) any later version. | |
12756 | +! | |
12757 | +! This program is distributed in the hope that it will be useful, | |
12758 | +! but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12759 | +! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12760 | +! GNU General Public License for more details. | |
12761 | +! | |
12762 | +! You should have received a copy of the GNU General Public License | |
12763 | +! along with this program. If not, see <http://www.gnu.org/licenses/>. | |
12764 | + | |
12765 | +program test | |
12766 | + integer, target :: a (4, 3) | |
12767 | + integer, allocatable :: alloc (:, :) | |
12768 | + integer, pointer :: ptr (:, :) | |
12769 | + do 1 i = 1, 4 | |
12770 | + do 1 j = 1, 3 | |
12771 | + a (i, j) = j * 10 + i | |
12772 | +1 continue | |
12773 | + allocate (alloc (4, 3)) | |
12774 | + alloc = a | |
12775 | + ptr => a | |
12776 | + write (*,*) a ! break-static | |
12777 | +end | |
12778 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.gdb/selftest.exp | |
12779 | =================================================================== | |
12780 | --- gdb-7.2.90.20110703.orig/gdb/testsuite/gdb.gdb/selftest.exp 2011-07-03 10:33:07.000000000 +0200 | |
12781 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.gdb/selftest.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
12782 | @@ -92,6 +92,10 @@ proc do_steps_and_nexts {} { |
12783 | set description "step over ttyarg initialization" | |
12784 | set command "step" | |
12785 | } | |
12786 | + -re ".*python_script = 0.*$gdb_prompt $" { | |
12787 | + set description "step over python_script initialization" | |
12788 | + set command "step" | |
12789 | + } | |
12790 | -re ".*pre_stat_chain = make_command_stats_cleanup.*$gdb_prompt $" { | |
12791 | set description "next over make_command_stats_cleanup and everything it calls" | |
12792 | set command "next" | |
6ed6bacf AM |
12793 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.mi/mi2-var-stale-type.c |
12794 | =================================================================== | |
12795 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12796 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.mi/mi2-var-stale-type.c 2011-07-03 10:33:11.000000000 +0200 | |
12797 | @@ -0,0 +1,26 @@ | |
12798 | +/* Copyright 2011 Free Software Foundation, Inc. | |
12799 | + | |
12800 | + This file is part of GDB. | |
12801 | + | |
12802 | + This program is free software; you can redistribute it and/or modify | |
12803 | + it under the terms of the GNU General Public License as published by | |
12804 | + the Free Software Foundation; either version 3 of the License, or | |
12805 | + (at your option) any later version. | |
12806 | + | |
12807 | + This program is distributed in the hope that it will be useful, | |
12808 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12809 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12810 | + GNU General Public License for more details. | |
12811 | + | |
12812 | + You should have received a copy of the GNU General Public License | |
12813 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
12814 | + | |
12815 | +int | |
12816 | +main (int argc, char **argv) | |
12817 | +{ | |
12818 | + char vla[argc]; | |
7566401a | 12819 | + |
6ed6bacf AM |
12820 | + vla[0] = 0; /* break-here */ |
12821 | + | |
12822 | + return 0; | |
12823 | +} | |
12824 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.mi/mi2-var-stale-type.exp | |
12825 | =================================================================== | |
12826 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12827 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.mi/mi2-var-stale-type.exp 2011-07-03 10:33:11.000000000 +0200 | |
12828 | @@ -0,0 +1,57 @@ | |
12829 | +# Copyright 2011 Free Software Foundation, Inc. | |
12830 | +# | |
51a5ef0f PS |
12831 | +# This program is free software; you can redistribute it and/or modify |
12832 | +# it under the terms of the GNU General Public License as published by | |
12833 | +# the Free Software Foundation; either version 3 of the License, or | |
12834 | +# (at your option) any later version. | |
12835 | +# | |
12836 | +# This program is distributed in the hope that it will be useful, | |
12837 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12838 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12839 | +# GNU General Public License for more details. | |
12840 | +# | |
12841 | +# You should have received a copy of the GNU General Public License | |
12842 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
3a58abaf | 12843 | + |
6ed6bacf AM |
12844 | +load_lib mi-support.exp |
12845 | +set MIFLAGS "-i=mi2" | |
7566401a | 12846 | + |
6ed6bacf AM |
12847 | +gdb_exit |
12848 | +if [mi_gdb_start] { | |
12849 | + continue | |
12850 | +} | |
7566401a | 12851 | + |
6ed6bacf AM |
12852 | +set testfile "mi2-var-stale-type" |
12853 | +set srcfile ${testfile}.c | |
51a5ef0f | 12854 | +set binfile ${objdir}/${subdir}/${testfile} |
6ed6bacf | 12855 | +if {[build_executable ${testfile}.exp $testfile $srcfile] == -1} { |
51a5ef0f PS |
12856 | + return -1 |
12857 | +} | |
7566401a | 12858 | + |
6ed6bacf AM |
12859 | +mi_delete_breakpoints |
12860 | +mi_gdb_reinitialize_dir $srcdir/$subdir | |
12861 | +mi_gdb_load ${binfile} | |
7566401a | 12862 | + |
6ed6bacf AM |
12863 | +mi_gdb_test {-interpreter-exec console "maintenance set internal-error quit yes"} \ |
12864 | + {\^done} \ | |
12865 | + "maintenance set internal-error quit yes" | |
7566401a | 12866 | + |
6ed6bacf AM |
12867 | +mi_gdb_test {-interpreter-exec console "maintenance set internal-error corefile yes"} \ |
12868 | + {\^done} \ | |
12869 | + "maintenance set internal-error corefile yes" | |
7566401a | 12870 | + |
6ed6bacf AM |
12871 | +set line [gdb_get_line_number "break-here"] |
12872 | +set func "main" | |
7566401a | 12873 | + |
6ed6bacf AM |
12874 | +mi_gdb_test "-break-insert -t $srcfile:$line" \ |
12875 | + "\\^done,bkpt=\{number=\"\[0-9\]+\",type=\"breakpoint\",disp=\"del\",enabled=\"y\",addr=\"$hex\",func=\"$func\(\\\(.*\\\)\)?\",file=\".*\",line=\"$line\",times=\"0\",original-location=\".*\"\}" \ | |
12876 | + "breakpoint at $func" | |
12877 | + | |
12878 | +if { [mi_run_cmd] < 0 } { | |
51a5ef0f PS |
12879 | + return -1 |
12880 | +} | |
6ed6bacf | 12881 | +mi_expect_stop "breakpoint-hit" $func ".*" ".*" "\[0-9\]+" { "" "disp=\"del\"" } "stop after initializing vla" |
3a58abaf | 12882 | + |
6ed6bacf | 12883 | +mi_create_varobj "vla" "vla" "create local variable vla" |
3a58abaf | 12884 | + |
6ed6bacf AM |
12885 | +mi_gdb_test "-var-update *" "\\^done,changelist=.*" "-var-update *" |
12886 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.multi/watchpoint-multi.c | |
12887 | =================================================================== | |
12888 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12889 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.multi/watchpoint-multi.c 2011-07-03 10:33:11.000000000 +0200 | |
12890 | @@ -0,0 +1,59 @@ | |
51a5ef0f | 12891 | +/* This testcase is part of GDB, the GNU debugger. |
7566401a | 12892 | + |
6ed6bacf | 12893 | + Copyright 2010 Free Software Foundation, Inc. |
7566401a | 12894 | + |
51a5ef0f PS |
12895 | + This program is free software; you can redistribute it and/or modify |
12896 | + it under the terms of the GNU General Public License as published by | |
12897 | + the Free Software Foundation; either version 3 of the License, or | |
12898 | + (at your option) any later version. | |
7566401a | 12899 | + |
51a5ef0f PS |
12900 | + This program is distributed in the hope that it will be useful, |
12901 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12902 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12903 | + GNU General Public License for more details. | |
7566401a | 12904 | + |
51a5ef0f | 12905 | + You should have received a copy of the GNU General Public License |
6ed6bacf AM |
12906 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
12907 | + | |
12908 | +#include <pthread.h> | |
12909 | +#include <assert.h> | |
7566401a | 12910 | + |
6ed6bacf AM |
12911 | +static volatile int a, b, c; |
12912 | + | |
12913 | +static void | |
12914 | +marker_exit1 (void) | |
51a5ef0f | 12915 | +{ |
6ed6bacf AM |
12916 | + a = 1; |
12917 | +} | |
7566401a | 12918 | + |
6ed6bacf AM |
12919 | +/* Workaround PR breakpoints/12272 by two different breakpoint locations. */ |
12920 | +static void | |
12921 | +marker_exit2 (void) | |
12922 | +{ | |
12923 | + a = 1; | |
12924 | +} | |
12925 | + | |
12926 | +static void * | |
12927 | +start (void *arg) | |
12928 | +{ | |
12929 | + b = 2; | |
12930 | + c = 3; | |
12931 | + | |
12932 | + return NULL; | |
12933 | +} | |
12934 | + | |
12935 | +int | |
12936 | +main (void) | |
12937 | +{ | |
12938 | + pthread_t thread; | |
12939 | + int i; | |
12940 | + | |
12941 | + i = pthread_create (&thread, NULL, start, NULL); | |
12942 | + assert (i == 0); | |
12943 | + i = pthread_join (thread, NULL); | |
12944 | + assert (i == 0); | |
12945 | + | |
12946 | + marker_exit1 (); | |
12947 | + marker_exit2 (); | |
12948 | + return 0; | |
12949 | +} | |
12950 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.multi/watchpoint-multi.exp | |
12951 | =================================================================== | |
12952 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
12953 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.multi/watchpoint-multi.exp 2011-07-03 10:33:11.000000000 +0200 | |
12954 | @@ -0,0 +1,113 @@ | |
12955 | +# Copyright 2010 Free Software Foundation, Inc. | |
12956 | + | |
12957 | +# This program is free software; you can redistribute it and/or modify | |
12958 | +# it under the terms of the GNU General Public License as published by | |
12959 | +# the Free Software Foundation; either version 3 of the License, or | |
12960 | +# (at your option) any later version. | |
12961 | +# | |
12962 | +# This program is distributed in the hope that it will be useful, | |
12963 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12964 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12965 | +# GNU General Public License for more details. | |
12966 | +# | |
12967 | +# You should have received a copy of the GNU General Public License | |
12968 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
12969 | + | |
12970 | +if { [is_remote target] || ![isnative] } then { | |
12971 | + continue | |
12972 | +} | |
12973 | + | |
12974 | +set testfile "watchpoint-multi" | |
12975 | + | |
12976 | +set executable ${testfile} | |
12977 | +set srcfile ${testfile}.c | |
12978 | +set binfile ${objdir}/${subdir}/${executable} | |
12979 | + | |
12980 | +if { [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { | |
12981 | + untested ${testfile}.exp | |
12982 | + return -1 | |
12983 | +} | |
12984 | + | |
12985 | +clean_restart $executable | |
12986 | + | |
12987 | +if ![runto_main] { | |
12988 | + return | |
12989 | +} | |
12990 | +# Never keep/use any non-hw breakpoints to workaround a multi-inferior bug. | |
12991 | +delete_breakpoints | |
12992 | + | |
12993 | +gdb_test "add-inferior" "Added inferior 2" | |
12994 | +gdb_test "inferior 2" "witching to inferior 2 .*" | |
12995 | +gdb_load $binfile | |
12996 | + | |
12997 | +if ![runto_main] { | |
12998 | + return | |
12999 | +} | |
13000 | +delete_breakpoints | |
13001 | + | |
13002 | +# Simulate non-stop+target-async which also uses breakpoint always-inserted. | |
13003 | +gdb_test_no_output "set breakpoint always-inserted on" | |
13004 | +# displaced-stepping is also needed as other GDB sometimes still removes the | |
13005 | +# breakpoints, even with always-inserted on. | |
13006 | +gdb_test_no_output "set displaced-stepping on" | |
13007 | + | |
13008 | +# Debugging of this testcase: | |
13009 | +#gdb_test_no_output "maintenance set show-debug-regs on" | |
13010 | +#gdb_test_no_output "set debug infrun 1" | |
13011 | + | |
13012 | +# Do not use simple hardware watchpoint ("watch") as its false hit may be | |
13013 | +# unnoticed by GDB if it reads it still has the same value. | |
13014 | +gdb_test "awatch c" "Hardware access \\(read/write\\) watchpoint \[0-9\]+: c" | |
13015 | +# Never keep/use any non-hw breakpoints to workaround a multi-inferior bug. | |
13016 | +# Use `*' to workaround a multi-inferior bug. | |
13017 | +set test "hbreak *marker_exit2" | |
13018 | +gdb_test_multiple $test $test { | |
13019 | + -re "Hardware assisted breakpoint \[0-9\]+ at .*\r\n$gdb_prompt $" { | |
13020 | + pass $test | |
13021 | + } | |
13022 | + -re "(No hardware breakpoint support in the target\\.|Hardware breakpoints used exceeds limit\\.)\r\n$gdb_prompt $" { | |
13023 | + pass $test | |
13024 | + untested ${testfile}.exp | |
13025 | + return | |
13026 | + } | |
13027 | +} | |
13028 | + | |
13029 | +gdb_test "inferior 1" "witching to inferior 1 .*" | |
13030 | + | |
13031 | +gdb_test "awatch b" "Hardware access \\(read/write\\) watchpoint \[0-9\]+: b" | |
13032 | +gdb_test "hbreak *marker_exit1" {Hardware assisted breakpoint [0-9]+ at .*} | |
13033 | + | |
13034 | +gdb_test "inferior 2" "witching to inferior 2 .*" | |
13035 | + | |
13036 | +# FAIL would be a hit on watchpoint for `b' - that one is for the other | |
13037 | +# inferior. | |
13038 | +gdb_test "continue" "Hardware access \\(read/write\\) watchpoint \[0-9\]+: c\r\n\r\nOld value = 0\r\nNew value = 3\r\n.*" "catch c" | |
13039 | + | |
13040 | +set test "catch marker_exit2" | |
13041 | +gdb_test_multiple "continue" $test { | |
13042 | + -re "Breakpoint \[0-9\]+, marker_exit2 .*\r\n$gdb_prompt $" { | |
13043 | + setup_kfail breakpoints/12312 *-*-* | |
13044 | + pass $test | |
13045 | + } | |
13046 | + -re "Hardware access \\(read/write\\) watchpoint \[0-9\]+: c\r\n\r\nValue = 3\r\n(.* in )?\\*?(__GI_)?__nptl_death_event .*\r\n$gdb_prompt $" { | |
13047 | + setup_kfail breakpoints/12312 *-*-* | |
13048 | + fail $test | |
13049 | + } | |
13050 | +} | |
13051 | + | |
13052 | +gdb_test "inferior 1" "witching to inferior 1 .*" | |
13053 | + | |
13054 | +gdb_test "continue" "Hardware access \\(read/write\\) watchpoint \[0-9\]+: b\r\n\r\nOld value = 0\r\nNew value = 2\r\n.*" "catch b" | |
13055 | + | |
13056 | +set test "catch marker_exit1" | |
13057 | +gdb_test_multiple "continue" $test { | |
13058 | + -re "Breakpoint \[0-9\]+, marker_exit1 .*\r\n$gdb_prompt $" { | |
13059 | + setup_kfail breakpoints/12312 *-*-* | |
13060 | + pass $test | |
13061 | + } | |
13062 | + -re "Hardware access \\(read/write\\) watchpoint \[0-9\]+: b\r\n\r\nValue = 2\r\n(.* in )?\\*?(__GI_)?__nptl_death_event .*\r\n$gdb_prompt $" { | |
13063 | + setup_kfail breakpoints/12312 *-*-* | |
13064 | + fail $test | |
13065 | + } | |
51a5ef0f | 13066 | +} |
6ed6bacf AM |
13067 | + |
13068 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.opt/array-from-register-func.c | |
13069 | =================================================================== | |
13070 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
13071 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.opt/array-from-register-func.c 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
13072 | @@ -0,0 +1,22 @@ |
13073 | +/* This file is part of GDB, the GNU debugger. | |
7566401a | 13074 | + |
51a5ef0f | 13075 | + Copyright 2009 Free Software Foundation, Inc. |
7566401a | 13076 | + |
51a5ef0f PS |
13077 | + This program is free software; you can redistribute it and/or modify |
13078 | + it under the terms of the GNU General Public License as published by | |
13079 | + the Free Software Foundation; either version 3 of the License, or | |
13080 | + (at your option) any later version. | |
7566401a | 13081 | + |
51a5ef0f PS |
13082 | + This program is distributed in the hope that it will be useful, |
13083 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13084 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13085 | + GNU General Public License for more details. | |
7566401a | 13086 | + |
51a5ef0f PS |
13087 | + You should have received a copy of the GNU General Public License |
13088 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
13089 | + | |
13090 | +int | |
13091 | +func (int *arr) | |
13092 | +{ | |
13093 | + return arr[0]; | |
3a58abaf | 13094 | +} |
6ed6bacf AM |
13095 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.opt/array-from-register.c |
13096 | =================================================================== | |
13097 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
13098 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.opt/array-from-register.c 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
13099 | @@ -0,0 +1,28 @@ |
13100 | +/* This file is part of GDB, the GNU debugger. | |
7566401a | 13101 | + |
51a5ef0f | 13102 | + Copyright 2009 Free Software Foundation, Inc. |
7566401a ER |
13103 | + |
13104 | + This program is free software; you can redistribute it and/or modify | |
13105 | + it under the terms of the GNU General Public License as published by | |
51a5ef0f | 13106 | + the Free Software Foundation; either version 3 of the License, or |
7566401a ER |
13107 | + (at your option) any later version. |
13108 | + | |
13109 | + This program is distributed in the hope that it will be useful, | |
13110 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13111 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13112 | + GNU General Public License for more details. | |
13113 | + | |
13114 | + You should have received a copy of the GNU General Public License | |
51a5ef0f | 13115 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
7566401a | 13116 | + |
51a5ef0f | 13117 | +extern int func (int *arr); |
3a58abaf | 13118 | + |
51a5ef0f PS |
13119 | +int |
13120 | +main (void) | |
3a58abaf | 13121 | +{ |
51a5ef0f PS |
13122 | + int arr[] = { 42 }; |
13123 | + | |
13124 | + func (arr); | |
13125 | + | |
13126 | + return 0; | |
3a58abaf | 13127 | +} |
6ed6bacf AM |
13128 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.opt/array-from-register.exp |
13129 | =================================================================== | |
13130 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
13131 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.opt/array-from-register.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
13132 | @@ -0,0 +1,33 @@ |
13133 | +# Copyright 2009 Free Software Foundation, Inc. | |
13134 | +# | |
13135 | +# This program is free software; you can redistribute it and/or modify | |
13136 | +# it under the terms of the GNU General Public License as published by | |
13137 | +# the Free Software Foundation; either version 2 of the License, or | |
13138 | +# (at your option) any later version. | |
13139 | +# | |
13140 | +# This program is distributed in the hope that it will be useful, | |
13141 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13142 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13143 | +# GNU General Public License for more details. | |
13144 | +# | |
13145 | +# You should have received a copy of the GNU General Public License | |
13146 | +# along with this program; if not, write to the Free Software | |
13147 | +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
13148 | +# | |
13149 | +# This file is part of the gdb testsuite. | |
3a58abaf | 13150 | + |
51a5ef0f PS |
13151 | +if { [prepare_for_testing array-from-register.exp "array-from-register" \ |
13152 | + {array-from-register.c array-from-register-func.c} \ | |
13153 | + {debug optimize=-O2}] } { | |
13154 | + return -1 | |
13155 | +} | |
7566401a | 13156 | + |
51a5ef0f PS |
13157 | +if ![runto func] then { |
13158 | + return -1 | |
13159 | +} | |
7566401a | 13160 | + |
51a5ef0f | 13161 | +gdb_test "p arr" "\\$\[0-9\]+ = \\(int \\*\\) *0x\[0-9a-f\]+" |
7566401a | 13162 | + |
51a5ef0f PS |
13163 | +# Seen regression: |
13164 | +# Address requested for identifier "arr" which is in register $rdi | |
13165 | +gdb_test "p arr\[0\]" "\\$\[0-9\]+ = 42" | |
6ed6bacf AM |
13166 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.pascal/arrays.exp |
13167 | =================================================================== | |
13168 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
13169 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.pascal/arrays.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f | 13170 | @@ -0,0 +1,104 @@ |
7566401a | 13171 | +# Copyright 2008, 2009 Free Software Foundation, Inc. |
51a5ef0f | 13172 | +# |
7566401a ER |
13173 | +# This program is free software; you can redistribute it and/or modify |
13174 | +# it under the terms of the GNU General Public License as published by | |
13175 | +# the Free Software Foundation; either version 3 of the License, or | |
13176 | +# (at your option) any later version. | |
13177 | +# | |
13178 | +# This program is distributed in the hope that it will be useful, | |
13179 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13180 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13181 | +# GNU General Public License for more details. | |
13182 | +# | |
13183 | +# You should have received a copy of the GNU General Public License | |
13184 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
13185 | + | |
51a5ef0f PS |
13186 | +if $tracelevel then { |
13187 | + strace $tracelevel | |
13188 | +} | |
7566401a | 13189 | + |
51a5ef0f | 13190 | +load_lib "pascal.exp" |
3a58abaf | 13191 | + |
51a5ef0f PS |
13192 | +set testfile "arrays" |
13193 | +set srcfile ${testfile}.pas | |
13194 | +set binfile ${objdir}/${subdir}/${testfile}$EXEEXT | |
3a58abaf | 13195 | + |
51a5ef0f PS |
13196 | +# These tests only work with fpc, using the -gw3 compile-option |
13197 | +pascal_init | |
13198 | +if { $pascal_compiler_is_fpc != 1 } { | |
13199 | + return -1 | |
13200 | +} | |
3a58abaf | 13201 | + |
51a5ef0f PS |
13202 | +# Detect if the fpc version is below 2.3.0 |
13203 | +set fpc_generates_dwarf_for_dynamic_arrays 1 | |
13204 | +if { ($fpcversion_major < 2) || ( ($fpcversion_major == 2) && ($fpcversion_minor < 3))} { | |
13205 | + set fpc_generates_dwarf_for_dynamic_arrays 0 | |
13206 | +} | |
7566401a | 13207 | + |
7566401a | 13208 | + |
51a5ef0f PS |
13209 | +if {[gdb_compile_pascal "-gw3 ${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug ]] != "" } { |
13210 | + return -1 | |
13211 | +} | |
7566401a | 13212 | + |
51a5ef0f PS |
13213 | +gdb_exit |
13214 | +gdb_start | |
13215 | +gdb_reinitialize_dir $srcdir/$subdir | |
13216 | +gdb_load ${binfile} | |
13217 | +set bp_location1 [gdb_get_line_number "set breakpoint 1 here"] | |
13218 | +set bp_location2 [gdb_get_line_number "set breakpoint 2 here"] | |
7566401a | 13219 | + |
3a58abaf | 13220 | + |
51a5ef0f PS |
13221 | +if { [gdb_breakpoint ${srcfile}:${bp_location1}] } { |
13222 | + pass "setting breakpoint 1" | |
13223 | +} | |
13224 | +if { [gdb_breakpoint ${srcfile}:${bp_location2}] } { | |
13225 | + pass "setting breakpoint 2" | |
13226 | +} | |
3a58abaf | 13227 | + |
51a5ef0f PS |
13228 | +# Verify that "start" lands inside the right procedure. |
13229 | +if { [gdb_start_cmd] < 0 } { | |
13230 | + untested start | |
13231 | + return -1 | |
13232 | +} | |
3a58abaf | 13233 | + |
51a5ef0f | 13234 | +gdb_test "" ".* at .*${srcfile}.*" "start" |
3a58abaf | 13235 | + |
51a5ef0f | 13236 | +gdb_test "cont" "Breakpoint .*:${bp_location1}.*" "Going to first breakpoint" |
3a58abaf | 13237 | + |
51a5ef0f PS |
13238 | +gdb_test "print StatArrInt" ".* = \\{50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61\\}" "Print static array of integer type" |
13239 | +gdb_test "print StatArrInt_" ".* = \\{50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61\\}" "Print static array of integer" | |
7566401a | 13240 | + |
51a5ef0f | 13241 | +gdb_test "cont" "Breakpoint .*:${bp_location2}.*" "Going to second breakpoint" |
7566401a | 13242 | + |
51a5ef0f PS |
13243 | +gdb_test "print StatArrChar" ".* = 'abcdefghijkl'" "Print static array of char" |
13244 | +gdb_test "print Stat2dArrInt" ".* = \\{\\{0, 1, 2, 3, 4\\}, \\{1, 2, 3, 4, 5\\}, \\{2, 3, 4, 5, 6\\}, \\{3, 4, 5, 6, 7\\}, \\{4, 5, 6, 7, 8\\}, \\{5, 6, 7, 8, 9\\}, \\{6, 7, 8, 9, 10\\}, \\{7, 8, 9, 10, 11\\}, \\{8, 9, 10, 11, 12\\}, \\{9, 10, 11, 12, 13\\}, \\{10, 11, 12, 13, 14\\}, \\{11, 12, 13, 14, 15\\}\\}" "Print static 2-dimensional array of integer" | |
3a58abaf | 13245 | + |
51a5ef0f PS |
13246 | +if { $fpc_generates_dwarf_for_dynamic_arrays == 0} { |
13247 | + setup_xfail "*-*-*" | |
13248 | +} | |
13249 | +gdb_test "print DynArrInt" ".* = \\{50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62\\}" "Print dynamic array of integer type" | |
13250 | +if { $fpc_generates_dwarf_for_dynamic_arrays == 0} { | |
13251 | + setup_xfail "*-*-*" | |
13252 | +} | |
13253 | +gdb_test "print DynArrInt_" ".* = \\{50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62\\}" "Print dynamic array of integer" | |
3a58abaf | 13254 | + |
51a5ef0f PS |
13255 | +if { $fpc_generates_dwarf_for_dynamic_arrays == 0} { |
13256 | + setup_xfail "*-*-*" | |
13257 | +} | |
13258 | +gdb_test "print s" ".* = 'test'#0'string'" "Print string containing null-char" | |
3a58abaf | 13259 | + |
51a5ef0f PS |
13260 | +if { $fpc_generates_dwarf_for_dynamic_arrays == 0} { |
13261 | + setup_xfail "*-*-*" | |
13262 | +} | |
13263 | +gdb_test "print DynArrStr" ".* = \\{'dstr0', 'dstr1', 'dstr2', 'dstr3', 'dstr4', 'dstr5', 'dstr6', 'dstr7', 'dstr8', 'dstr9', 'dstr10', 'dstr11', 'dstr12'\\}" "Print dynamic array of string" | |
3a58abaf | 13264 | + |
51a5ef0f PS |
13265 | +if { $fpc_generates_dwarf_for_dynamic_arrays == 0} { |
13266 | + setup_xfail "*-*-*" | |
13267 | +} | |
13268 | +gdb_test "print StatArrStr" ".* = \\{'str0', 'str1', 'str2', 'str3', 'str4', 'str5', 'str6', 'str7', 'str8', 'str9', 'str10', 'str11', 'str12'\\}" "Print static array of string" | |
3a58abaf | 13269 | + |
51a5ef0f PS |
13270 | +if { $fpc_generates_dwarf_for_dynamic_arrays == 0} { |
13271 | + setup_xfail "*-*-*" | |
13272 | +} | |
13273 | +gdb_test "print DynArrChar" ".* = 'abcdefghijklm'" "Print dynamic array of char" | |
13274 | + | |
6ed6bacf AM |
13275 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.pascal/arrays.pas |
13276 | =================================================================== | |
13277 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
13278 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.pascal/arrays.pas 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
13279 | @@ -0,0 +1,82 @@ |
13280 | +{ | |
13281 | + Copyright 2008, 2009 Free Software Foundation, Inc. | |
3a58abaf | 13282 | + |
51a5ef0f PS |
13283 | + This program is free software; you can redistribute it and/or modify |
13284 | + it under the terms of the GNU General Public License as published by | |
13285 | + the Free Software Foundation; either version 3 of the License, or | |
13286 | + (at your option) any later version. | |
3a58abaf | 13287 | + |
51a5ef0f PS |
13288 | + This program is distributed in the hope that it will be useful, |
13289 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13290 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13291 | + GNU General Public License for more details. | |
3a58abaf | 13292 | + |
51a5ef0f PS |
13293 | + You should have received a copy of the GNU General Public License |
13294 | + along with this program. If not, see <http://www.gnu.org/licenses/>. | |
7566401a | 13295 | +} |
3a58abaf | 13296 | + |
51a5ef0f | 13297 | +program arrays; |
3a58abaf | 13298 | + |
51a5ef0f PS |
13299 | +{$mode objfpc}{$h+} |
13300 | + | |
13301 | +uses sysutils; | |
13302 | + | |
13303 | +type TStatArrInt= array[0..11] of integer; | |
13304 | + TDynArrInt= array of integer; | |
13305 | + TStatArrStr= array[0..12] of string; | |
13306 | + TDynArrStr= array of string; | |
13307 | + TDynArrChar = array of char; | |
13308 | + TStatArrChar = array [0..11] of char; | |
13309 | + | |
13310 | + TStat2dArrInt = array[0..11,0..4] of integer; | |
13311 | + | |
13312 | +var StatArrInt: TStatArrInt; | |
13313 | + StatArrInt_: Array[0..11] of integer; | |
13314 | + DynArrInt: TDynArrInt; | |
13315 | + DynArrInt_: Array of integer; | |
13316 | + StatArrStr: TStatArrStr; | |
13317 | + DynArrStr: TDynArrStr; | |
13318 | + StatArrChar: TStatArrChar; | |
13319 | + DynArrChar: TDynArrChar; | |
13320 | + | |
13321 | + Stat2dArrInt: TStat2dArrInt; | |
13322 | + | |
13323 | + s: string; | |
13324 | + | |
13325 | + i,j : integer; | |
13326 | + | |
13327 | +begin | |
13328 | + for i := 0 to 11 do | |
13329 | + begin | |
13330 | + StatArrInt[i]:= i+50; | |
13331 | + StatArrInt_[i]:= i+50; | |
13332 | + StatArrChar[i]:= chr(ord('a')+i); | |
13333 | + for j := 0 to 4 do | |
13334 | + Stat2dArrInt[i,j]:=i+j; | |
13335 | + end; | |
13336 | + writeln(StatArrInt_[0]); | |
13337 | + writeln(StatArrInt[0]); { set breakpoint 1 here } | |
13338 | + writeln(StatArrChar[0]); | |
13339 | + writeln(Stat2dArrInt[0,0]); | |
13340 | + | |
13341 | + setlength(DynArrInt,13); | |
13342 | + setlength(DynArrInt_,13); | |
13343 | + setlength(DynArrStr,13); | |
13344 | + setlength(DynArrChar,13); | |
13345 | + for i := 0 to 12 do | |
13346 | + begin | |
13347 | + DynArrInt[i]:= i+50; | |
13348 | + DynArrInt_[i]:= i+50; | |
13349 | + DynArrChar[i]:= chr(ord('a')+i); | |
13350 | + StatArrStr[i]:='str'+inttostr(i); | |
13351 | + DynArrStr[i]:='dstr'+inttostr(i); | |
13352 | + end; | |
13353 | + writeln(DynArrInt_[1]); | |
13354 | + writeln(DynArrInt[1]); | |
13355 | + writeln(DynArrStr[1]); | |
13356 | + writeln(StatArrStr[1]); | |
13357 | + writeln(DynArrChar[1]); | |
13358 | + | |
13359 | + s := 'test'#0'string'; | |
13360 | + writeln(s); { set breakpoint 2 here } | |
13361 | +end. | |
6ed6bacf AM |
13362 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.python/py-frame.exp |
13363 | =================================================================== | |
13364 | --- gdb-7.2.90.20110703.orig/gdb/testsuite/gdb.python/py-frame.exp 2011-02-26 15:06:28.000000000 +0100 | |
13365 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.python/py-frame.exp 2011-07-03 10:33:11.000000000 +0200 | |
13366 | @@ -78,8 +78,6 @@ gdb_test "python print bframe == gdb.new | |
51a5ef0f PS |
13367 | |
13368 | gdb_test "python print 'result =', f0 == f1" " = False" "test equality comparison (false)" | |
13369 | gdb_test "python print 'result =', f0 == f0" " = True" "test equality comparison (true)" | |
13370 | -gdb_test "python print 'result =', f0 != f1" " = True" "test inequality comparison (true)" | |
13371 | -gdb_test "python print 'result =', f0 != f0" " = False" "test inequality comparison (false)" | |
13372 | gdb_test "python print 'result =', f0.is_valid ()" " = True" "test Frame.is_valid" | |
13373 | gdb_test "python print 'result =', f0.name ()" " = f2" "test Frame.name" | |
13374 | gdb_test "python print 'result =', f0.type () == gdb.NORMAL_FRAME" " = True" "test Frame.type" | |
6ed6bacf | 13375 | @@ -94,3 +92,5 @@ gdb_test "python print 'result =', f0.re |
51a5ef0f PS |
13376 | gdb_test "python print 'result =', f0.read_var ('a')" " = 1" "test Frame.read_var - success" |
13377 | ||
13378 | gdb_test "python print 'result =', gdb.selected_frame () == f1" " = True" "test gdb.selected_frame" | |
13379 | + | |
13380 | +gdb_test "python print 'result =', f0.block ()" "<gdb.Block object at 0x\[\[:xdigit:\]\]+>" "test Frame.block" | |
6ed6bacf AM |
13381 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.python/py-value.exp |
13382 | =================================================================== | |
13383 | --- gdb-7.2.90.20110703.orig/gdb/testsuite/gdb.python/py-value.exp 2011-01-01 16:33:49.000000000 +0100 | |
13384 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.python/py-value.exp 2011-07-03 10:33:11.000000000 +0200 | |
13385 | @@ -318,6 +318,15 @@ proc test_value_after_death {} { | |
51a5ef0f PS |
13386 | "print value's type" |
13387 | } | |
13388 | ||
13389 | +# Regression test for a cast failure. The bug was that if we cast a | |
13390 | +# value to its own type, gdb could crash. This happened because we | |
13391 | +# could end up double-freeing a struct value. | |
13392 | +proc test_cast_regression {} { | |
13393 | + gdb_test "python v = gdb.Value(5)" "" "create value for cast test" | |
13394 | + gdb_test "python v = v.cast(v.type)" "" "cast value for cast test" | |
13395 | + gdb_test "python print v" "5" "print value for cast test" | |
7566401a | 13396 | +} |
51a5ef0f PS |
13397 | + |
13398 | # Regression test for invalid subscript operations. The bug was that | |
13399 | # the type of the value was not being checked before allowing a | |
13400 | # subscript operation to proceed. | |
6ed6bacf AM |
13401 | @@ -455,6 +464,7 @@ test_value_in_inferior |
13402 | test_inferior_function_call | |
51a5ef0f PS |
13403 | test_lazy_strings |
13404 | test_value_after_death | |
13405 | +test_cast_regression | |
13406 | ||
13407 | # The following test recompiles the binary to test either C or C++ | |
13408 | # values. | |
6ed6bacf AM |
13409 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.threads/watchpoint-fork-child.c |
13410 | =================================================================== | |
13411 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
13412 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.threads/watchpoint-fork-child.c 2011-07-03 10:33:11.000000000 +0200 | |
13413 | @@ -0,0 +1,127 @@ | |
51a5ef0f | 13414 | +/* Test case for forgotten hw-watchpoints after fork()-off of a process. |
3a58abaf | 13415 | + |
6ed6bacf | 13416 | + Copyright 2008, 2009, 2010 Free Software Foundation, Inc. |
51a5ef0f PS |
13417 | + |
13418 | + This file is part of GDB. | |
3a58abaf | 13419 | + |
7566401a ER |
13420 | + This program is free software; you can redistribute it and/or modify |
13421 | + it under the terms of the GNU General Public License as published by | |
51a5ef0f | 13422 | + the Free Software Foundation; either version 2 of the License, or |
7566401a | 13423 | + (at your option) any later version. |
3a58abaf | 13424 | + |
7566401a ER |
13425 | + This program is distributed in the hope that it will be useful, |
13426 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13427 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13428 | + GNU General Public License for more details. | |
3a58abaf | 13429 | + |
7566401a | 13430 | + You should have received a copy of the GNU General Public License |
51a5ef0f PS |
13431 | + along with this program; if not, write to the Free Software |
13432 | + Foundation, Inc., 59 Temple Place - Suite 330, | |
13433 | + Boston, MA 02111-1307, USA. */ | |
3a58abaf | 13434 | + |
6ed6bacf AM |
13435 | +#include <string.h> |
13436 | +#include <errno.h> | |
13437 | +#include <unistd.h> | |
13438 | +#include <assert.h> | |
13439 | +#include <signal.h> | |
13440 | +#include <stdio.h> | |
3a58abaf | 13441 | + |
6ed6bacf | 13442 | +#include "watchpoint-fork.h" |
3a58abaf | 13443 | + |
51a5ef0f | 13444 | +static volatile int usr1_got; |
3a58abaf | 13445 | + |
51a5ef0f PS |
13446 | +static void |
13447 | +handler_usr1 (int signo) | |
13448 | +{ | |
13449 | + usr1_got++; | |
13450 | +} | |
3a58abaf | 13451 | + |
6ed6bacf | 13452 | +void |
51a5ef0f | 13453 | +forkoff (int nr) |
3a58abaf | 13454 | +{ |
6ed6bacf AM |
13455 | + pid_t child, save_parent = getpid (); |
13456 | + int i; | |
51a5ef0f PS |
13457 | + struct sigaction act, oldact; |
13458 | +#ifdef THREAD | |
13459 | + void *thread_result; | |
13460 | +#endif | |
3a58abaf | 13461 | + |
51a5ef0f PS |
13462 | + memset (&act, 0, sizeof act); |
13463 | + act.sa_flags = SA_RESTART; | |
13464 | + act.sa_handler = handler_usr1; | |
13465 | + sigemptyset (&act.sa_mask); | |
13466 | + i = sigaction (SIGUSR1, &act, &oldact); | |
7566401a ER |
13467 | + assert (i == 0); |
13468 | + | |
51a5ef0f PS |
13469 | + child = fork (); |
13470 | + switch (child) | |
3a58abaf | 13471 | + { |
51a5ef0f PS |
13472 | + case -1: |
13473 | + assert (0); | |
13474 | + default: | |
13475 | + printf ("parent%d: %d\n", nr, (int) child); | |
13476 | + | |
13477 | + /* Sleep for a while to possibly get incorrectly ATTACH_THREADed by GDB | |
13478 | + tracing the child fork with no longer valid thread/lwp entries of the | |
13479 | + parent. */ | |
3a58abaf | 13480 | + |
51a5ef0f | 13481 | + i = sleep (2); |
7566401a | 13482 | + assert (i == 0); |
3a58abaf | 13483 | + |
51a5ef0f | 13484 | + /* We must not get caught here (against a forgotten breakpoint). */ |
3a58abaf | 13485 | + |
51a5ef0f | 13486 | + var++; |
6ed6bacf | 13487 | + marker (); |
3a58abaf | 13488 | + |
51a5ef0f PS |
13489 | +#ifdef THREAD |
13490 | + /* And neither got caught our thread. */ | |
3a58abaf | 13491 | + |
51a5ef0f PS |
13492 | + step = 99; |
13493 | + i = pthread_join (thread, &thread_result); | |
13494 | + assert (i == 0); | |
13495 | + assert (thread_result == (void *) 99UL); | |
13496 | +#endif | |
3a58abaf | 13497 | + |
51a5ef0f | 13498 | + /* Be sure our child knows we did not get caught above. */ |
3a58abaf | 13499 | + |
51a5ef0f PS |
13500 | + i = kill (child, SIGUSR1); |
13501 | + assert (i == 0); | |
7566401a | 13502 | + |
51a5ef0f PS |
13503 | + /* Sleep for a while to check GDB's `info threads' no longer tracks us in |
13504 | + the child fork. */ | |
7566401a | 13505 | + |
51a5ef0f PS |
13506 | + i = sleep (2); |
13507 | + assert (i == 0); | |
3a58abaf | 13508 | + |
51a5ef0f PS |
13509 | + _exit (0); |
13510 | + case 0: | |
13511 | + printf ("child%d: %d\n", nr, (int) getpid ()); | |
3a58abaf | 13512 | + |
51a5ef0f PS |
13513 | + /* Let the parent signal us about its success. Be careful of races. */ |
13514 | + | |
6ed6bacf | 13515 | + for (;;) |
51a5ef0f PS |
13516 | + { |
13517 | + /* Parent either died (and USR1_GOT is zero) or it succeeded. */ | |
6ed6bacf AM |
13518 | + if (getppid () != save_parent) |
13519 | + break; | |
51a5ef0f PS |
13520 | + if (kill (getppid (), 0) != 0) |
13521 | + break; | |
13522 | + /* Parent succeeded? */ | |
13523 | + if (usr1_got) | |
13524 | + break; | |
3a58abaf | 13525 | + |
6ed6bacf AM |
13526 | +#ifdef THREAD |
13527 | + i = pthread_yield (); | |
13528 | + assert (i == 0); | |
13529 | +#endif | |
51a5ef0f PS |
13530 | + } |
13531 | + assert (usr1_got); | |
3a58abaf | 13532 | + |
51a5ef0f | 13533 | + /* We must get caught here (against a false watchpoint removal). */ |
3a58abaf | 13534 | + |
6ed6bacf | 13535 | + marker (); |
51a5ef0f PS |
13536 | + } |
13537 | + | |
13538 | + i = sigaction (SIGUSR1, &oldact, NULL); | |
13539 | + assert (i == 0); | |
7566401a | 13540 | +} |
6ed6bacf AM |
13541 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.threads/watchpoint-fork-mt.c |
13542 | =================================================================== | |
13543 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
13544 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.threads/watchpoint-fork-mt.c 2011-07-03 10:33:11.000000000 +0200 | |
13545 | @@ -0,0 +1,174 @@ | |
51a5ef0f | 13546 | +/* Test case for forgotten hw-watchpoints after fork()-off of a process. |
3a58abaf | 13547 | + |
6ed6bacf | 13548 | + Copyright 2008, 2009, 2010 Free Software Foundation, Inc. |
3a58abaf | 13549 | + |
51a5ef0f | 13550 | + This file is part of GDB. |
3a58abaf | 13551 | + |
51a5ef0f PS |
13552 | + This program is free software; you can redistribute it and/or modify |
13553 | + it under the terms of the GNU General Public License as published by | |
13554 | + the Free Software Foundation; either version 2 of the License, or | |
13555 | + (at your option) any later version. | |
3a58abaf | 13556 | + |
51a5ef0f PS |
13557 | + This program is distributed in the hope that it will be useful, |
13558 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13559 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13560 | + GNU General Public License for more details. | |
3a58abaf | 13561 | + |
51a5ef0f PS |
13562 | + You should have received a copy of the GNU General Public License |
13563 | + along with this program; if not, write to the Free Software | |
13564 | + Foundation, Inc., 59 Temple Place - Suite 330, | |
13565 | + Boston, MA 02111-1307, USA. */ | |
7566401a | 13566 | + |
51a5ef0f PS |
13567 | +#include <assert.h> |
13568 | +#include <unistd.h> | |
13569 | +#include <sys/wait.h> | |
13570 | +#include <stdio.h> | |
13571 | +#include <stdlib.h> | |
13572 | +#include <pthread.h> | |
7566401a | 13573 | + |
51a5ef0f PS |
13574 | +#include <asm/unistd.h> |
13575 | +#include <unistd.h> | |
13576 | +#define gettid() syscall (__NR_gettid) | |
13577 | + | |
6ed6bacf AM |
13578 | +#include "watchpoint-fork.h" |
13579 | + | |
51a5ef0f PS |
13580 | +/* Non-atomic `var++' should not hurt as we synchronize the threads by the STEP |
13581 | + variable. Hit-comments need to be duplicite there to catch both at-stops | |
13582 | + and behind-stops, depending on the target. */ | |
13583 | + | |
6ed6bacf | 13584 | +volatile int var; |
3a58abaf | 13585 | + |
6ed6bacf AM |
13586 | +void |
13587 | +marker (void) | |
7566401a | 13588 | +{ |
51a5ef0f | 13589 | +} |
3a58abaf | 13590 | + |
51a5ef0f | 13591 | +static void |
6ed6bacf | 13592 | +empty (void) |
51a5ef0f PS |
13593 | +{ |
13594 | +} | |
3a58abaf | 13595 | + |
6ed6bacf AM |
13596 | +static void |
13597 | +mark_exit (void) | |
13598 | +{ | |
13599 | +} | |
7566401a | 13600 | + |
6ed6bacf AM |
13601 | +pthread_t thread; |
13602 | +volatile int step; | |
7566401a | 13603 | + |
51a5ef0f PS |
13604 | +static void * |
13605 | +start (void *arg) | |
13606 | +{ | |
6ed6bacf AM |
13607 | + int i; |
13608 | + | |
51a5ef0f PS |
13609 | + if (step >= 3) |
13610 | + goto step_3; | |
3a58abaf | 13611 | + |
51a5ef0f | 13612 | + while (step != 1) |
6ed6bacf AM |
13613 | + { |
13614 | + i = pthread_yield (); | |
13615 | + assert (i == 0); | |
13616 | + } | |
3a58abaf | 13617 | + |
51a5ef0f | 13618 | + var++; /* validity-thread-B */ |
6ed6bacf | 13619 | + empty (); /* validity-thread-B */ |
51a5ef0f PS |
13620 | + step = 2; |
13621 | + while (step != 3) | |
13622 | + { | |
13623 | + if (step == 99) | |
13624 | + goto step_99; | |
6ed6bacf AM |
13625 | + |
13626 | + i = pthread_yield (); | |
13627 | + assert (i == 0); | |
51a5ef0f | 13628 | + } |
7566401a | 13629 | + |
51a5ef0f PS |
13630 | +step_3: |
13631 | + if (step >= 5) | |
13632 | + goto step_5; | |
3a58abaf | 13633 | + |
51a5ef0f | 13634 | + var++; /* after-fork1-B */ |
6ed6bacf | 13635 | + empty (); /* after-fork1-B */ |
51a5ef0f PS |
13636 | + step = 4; |
13637 | + while (step != 5) | |
7566401a | 13638 | + { |
51a5ef0f PS |
13639 | + if (step == 99) |
13640 | + goto step_99; | |
6ed6bacf AM |
13641 | + |
13642 | + i = pthread_yield (); | |
13643 | + assert (i == 0); | |
51a5ef0f | 13644 | + } |
3a58abaf | 13645 | + |
51a5ef0f PS |
13646 | +step_5: |
13647 | + var++; /* after-fork2-B */ | |
6ed6bacf | 13648 | + empty (); /* after-fork2-B */ |
51a5ef0f | 13649 | + return (void *) 5UL; |
3a58abaf | 13650 | + |
51a5ef0f PS |
13651 | +step_99: |
13652 | + /* We must not get caught here (against a forgotten breakpoint). */ | |
13653 | + var++; | |
6ed6bacf | 13654 | + marker (); |
51a5ef0f | 13655 | + return (void *) 99UL; |
3a58abaf AM |
13656 | +} |
13657 | + | |
7566401a | 13658 | +int |
51a5ef0f | 13659 | +main (void) |
3a58abaf | 13660 | +{ |
7566401a | 13661 | + int i; |
51a5ef0f | 13662 | + void *thread_result; |
3a58abaf | 13663 | + |
7566401a | 13664 | + setbuf (stdout, NULL); |
51a5ef0f | 13665 | + printf ("main: %d\n", (int) gettid ()); |
7566401a | 13666 | + |
6ed6bacf AM |
13667 | + /* General hardware breakpoints and watchpoints validity. */ |
13668 | + marker (); | |
51a5ef0f | 13669 | + var++; /* validity-first */ |
6ed6bacf | 13670 | + empty (); /* validity-first */ |
7566401a | 13671 | + |
51a5ef0f | 13672 | + i = pthread_create (&thread, NULL, start, NULL); |
7566401a ER |
13673 | + assert (i == 0); |
13674 | + | |
51a5ef0f | 13675 | + var++; /* validity-thread-A */ |
6ed6bacf | 13676 | + empty (); /* validity-thread-A */ |
51a5ef0f PS |
13677 | + step = 1; |
13678 | + while (step != 2) | |
6ed6bacf AM |
13679 | + { |
13680 | + i = pthread_yield (); | |
13681 | + assert (i == 0); | |
13682 | + } | |
3a58abaf | 13683 | + |
51a5ef0f PS |
13684 | + /* Hardware watchpoints got disarmed here. */ |
13685 | + forkoff (1); | |
3a58abaf | 13686 | + |
51a5ef0f | 13687 | + var++; /* after-fork1-A */ |
6ed6bacf | 13688 | + empty (); /* after-fork1-A */ |
51a5ef0f PS |
13689 | + step = 3; |
13690 | +#ifdef FOLLOW_CHILD | |
13691 | + /* Spawn new thread as it was deleted in the child of FORK. */ | |
13692 | + i = pthread_create (&thread, NULL, start, NULL); | |
7566401a | 13693 | + assert (i == 0); |
51a5ef0f PS |
13694 | +#endif |
13695 | + while (step != 4) | |
6ed6bacf AM |
13696 | + { |
13697 | + i = pthread_yield (); | |
13698 | + assert (i == 0); | |
13699 | + } | |
3a58abaf | 13700 | + |
51a5ef0f PS |
13701 | + /* A sanity check for double hardware watchpoints removal. */ |
13702 | + forkoff (2); | |
3a58abaf | 13703 | + |
51a5ef0f | 13704 | + var++; /* after-fork2-A */ |
6ed6bacf | 13705 | + empty (); /* after-fork2-A */ |
51a5ef0f PS |
13706 | + step = 5; |
13707 | +#ifdef FOLLOW_CHILD | |
13708 | + /* Spawn new thread as it was deleted in the child of FORK. */ | |
13709 | + i = pthread_create (&thread, NULL, start, NULL); | |
13710 | + assert (i == 0); | |
13711 | +#endif | |
7566401a | 13712 | + |
51a5ef0f PS |
13713 | + i = pthread_join (thread, &thread_result); |
13714 | + assert (i == 0); | |
13715 | + assert (thread_result == (void *) 5UL); | |
7566401a | 13716 | + |
6ed6bacf | 13717 | + mark_exit (); |
51a5ef0f PS |
13718 | + return 0; |
13719 | +} | |
6ed6bacf AM |
13720 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.threads/watchpoint-fork-parent.c |
13721 | =================================================================== | |
13722 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
13723 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.threads/watchpoint-fork-parent.c 2011-07-03 10:33:11.000000000 +0200 | |
13724 | @@ -0,0 +1,74 @@ | |
13725 | +/* Test case for forgotten hw-watchpoints after fork()-off of a process. | |
13726 | + | |
13727 | + Copyright 2008, 2009, 2010 Free Software Foundation, Inc. | |
13728 | + | |
13729 | + This file is part of GDB. | |
13730 | + | |
13731 | + This program is free software; you can redistribute it and/or modify | |
13732 | + it under the terms of the GNU General Public License as published by | |
13733 | + the Free Software Foundation; either version 2 of the License, or | |
13734 | + (at your option) any later version. | |
13735 | + | |
13736 | + This program is distributed in the hope that it will be useful, | |
13737 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13738 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13739 | + GNU General Public License for more details. | |
13740 | + | |
13741 | + You should have received a copy of the GNU General Public License | |
13742 | + along with this program; if not, write to the Free Software | |
13743 | + Foundation, Inc., 59 Temple Place - Suite 330, | |
13744 | + Boston, MA 02111-1307, USA. */ | |
13745 | + | |
13746 | +#include <string.h> | |
13747 | +#include <errno.h> | |
13748 | +#include <sys/types.h> | |
13749 | +#include <unistd.h> | |
13750 | +#include <assert.h> | |
13751 | +#include <stdio.h> | |
13752 | +#include <sys/wait.h> | |
13753 | + | |
13754 | +#include "watchpoint-fork.h" | |
13755 | + | |
13756 | +void | |
13757 | +forkoff (int nr) | |
13758 | +{ | |
13759 | + pid_t child, pid_got; | |
13760 | + int exit_code = 42 + nr; | |
13761 | + int status, i; | |
13762 | + | |
13763 | + child = fork (); | |
13764 | + switch (child) | |
13765 | + { | |
13766 | + case -1: | |
13767 | + assert (0); | |
13768 | + case 0: | |
13769 | + printf ("child%d: %d\n", nr, (int) getpid ()); | |
13770 | + /* Delay to get both the "child%d" and "parent%d" message printed without | |
13771 | + a race breaking expect by its endless wait on `$gdb_prompt$': | |
13772 | + Breakpoint 3, marker () at ../../../gdb/testsuite/gdb.threads/watchpoint-fork.c:33 | |
13773 | + 33 } | |
13774 | + (gdb) parent2: 14223 */ | |
13775 | + i = sleep (1); | |
13776 | + assert (i == 0); | |
13777 | + | |
13778 | + /* We must not get caught here (against a forgotten breakpoint). */ | |
13779 | + var++; | |
13780 | + marker (); | |
13781 | + | |
13782 | + _exit (exit_code); | |
13783 | + default: | |
13784 | + printf ("parent%d: %d\n", nr, (int) child); | |
13785 | + /* Delay to get both the "child%d" and "parent%d" message printed, see | |
13786 | + above. */ | |
13787 | + i = sleep (1); | |
13788 | + assert (i == 0); | |
13789 | + | |
13790 | + pid_got = wait (&status); | |
13791 | + assert (pid_got == child); | |
13792 | + assert (WIFEXITED (status)); | |
13793 | + assert (WEXITSTATUS (status) == exit_code); | |
13794 | + | |
13795 | + /* We must get caught here (against a false watchpoint removal). */ | |
13796 | + marker (); | |
13797 | + } | |
13798 | +} | |
13799 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.threads/watchpoint-fork-st.c | |
13800 | =================================================================== | |
13801 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
13802 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.threads/watchpoint-fork-st.c 2011-07-03 10:33:11.000000000 +0200 | |
13803 | @@ -0,0 +1,61 @@ | |
51a5ef0f | 13804 | +/* Test case for forgotten hw-watchpoints after fork()-off of a process. |
3a58abaf | 13805 | + |
6ed6bacf | 13806 | + Copyright 2008, 2009, 2010 Free Software Foundation, Inc. |
7566401a | 13807 | + |
51a5ef0f | 13808 | + This file is part of GDB. |
3a58abaf | 13809 | + |
51a5ef0f PS |
13810 | + This program is free software; you can redistribute it and/or modify |
13811 | + it under the terms of the GNU General Public License as published by | |
13812 | + the Free Software Foundation; either version 2 of the License, or | |
13813 | + (at your option) any later version. | |
7566401a | 13814 | + |
51a5ef0f PS |
13815 | + This program is distributed in the hope that it will be useful, |
13816 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13817 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13818 | + GNU General Public License for more details. | |
7566401a | 13819 | + |
51a5ef0f PS |
13820 | + You should have received a copy of the GNU General Public License |
13821 | + along with this program; if not, write to the Free Software | |
13822 | + Foundation, Inc., 59 Temple Place - Suite 330, | |
13823 | + Boston, MA 02111-1307, USA. */ | |
3a58abaf | 13824 | + |
51a5ef0f PS |
13825 | +#include <assert.h> |
13826 | +#include <unistd.h> | |
13827 | +#include <sys/wait.h> | |
13828 | +#include <stdio.h> | |
13829 | +#include <stdlib.h> | |
7566401a | 13830 | + |
6ed6bacf | 13831 | +#include "watchpoint-fork.h" |
7566401a | 13832 | + |
6ed6bacf AM |
13833 | +volatile int var; |
13834 | + | |
13835 | +void | |
13836 | +marker (void) | |
51a5ef0f PS |
13837 | +{ |
13838 | +} | |
7566401a | 13839 | + |
6ed6bacf AM |
13840 | +static void |
13841 | +mark_exit (void) | |
13842 | +{ | |
13843 | +} | |
7566401a | 13844 | + |
51a5ef0f PS |
13845 | +int |
13846 | +main (void) | |
13847 | +{ | |
13848 | + setbuf (stdout, NULL); | |
13849 | + printf ("main: %d\n", (int) getpid ()); | |
7566401a | 13850 | + |
6ed6bacf AM |
13851 | + /* General hardware breakpoints and watchpoints validity. */ |
13852 | + marker (); | |
51a5ef0f PS |
13853 | + var++; |
13854 | + /* Hardware watchpoints got disarmed here. */ | |
13855 | + forkoff (1); | |
13856 | + /* This watchpoint got lost before. */ | |
13857 | + var++; | |
13858 | + /* A sanity check for double hardware watchpoints removal. */ | |
13859 | + forkoff (2); | |
13860 | + var++; | |
7566401a | 13861 | + |
6ed6bacf | 13862 | + mark_exit (); |
51a5ef0f | 13863 | + return 0; |
7566401a | 13864 | +} |
6ed6bacf AM |
13865 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.threads/watchpoint-fork.exp |
13866 | =================================================================== | |
13867 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
13868 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.threads/watchpoint-fork.exp 2011-07-03 10:33:11.000000000 +0200 | |
13869 | @@ -0,0 +1,149 @@ | |
13870 | +# Copyright 2008, 2009, 2010 Free Software Foundation, Inc. | |
7566401a ER |
13871 | + |
13872 | +# This program is free software; you can redistribute it and/or modify | |
13873 | +# it under the terms of the GNU General Public License as published by | |
13874 | +# the Free Software Foundation; either version 3 of the License, or | |
13875 | +# (at your option) any later version. | |
13876 | +# | |
13877 | +# This program is distributed in the hope that it will be useful, | |
13878 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13879 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13880 | +# GNU General Public License for more details. | |
13881 | +# | |
13882 | +# You should have received a copy of the GNU General Public License | |
13883 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
13884 | + | |
51a5ef0f | 13885 | +# Test case for forgotten hw-watchpoints after fork()-off of a process. |
7566401a | 13886 | + |
51a5ef0f | 13887 | +proc test {type symbol} { |
6ed6bacf | 13888 | + global objdir subdir srcdir gdb_prompt |
7566401a | 13889 | + |
6ed6bacf | 13890 | + set testfile watchpoint-fork |
7566401a ER |
13891 | + |
13892 | + global pf_prefix | |
13893 | + set prefix_test $pf_prefix | |
51a5ef0f PS |
13894 | + lappend pf_prefix "$type:" |
13895 | + set prefix_mt $pf_prefix | |
7566401a | 13896 | + |
6ed6bacf AM |
13897 | + set srcfile_type ${srcdir}/${subdir}/${testfile}-${type}.c |
13898 | + | |
13899 | + | |
51a5ef0f | 13900 | + # no threads |
7566401a | 13901 | + |
51a5ef0f PS |
13902 | + set pf_prefix $prefix_mt |
13903 | + lappend pf_prefix "singlethreaded:" | |
7566401a | 13904 | + |
6ed6bacf AM |
13905 | + set executable ${testfile}-${type}-st |
13906 | + set srcfile_main ${srcdir}/${subdir}/${testfile}-st.c | |
13907 | + if { [gdb_compile "${srcfile_main} ${srcfile_type}" ${objdir}/${subdir}/${executable} executable [list debug additional_flags=-D$symbol]] != "" } { | |
13908 | + untested ${testfile}.exp | |
13909 | + return | |
3a58abaf | 13910 | + } |
51a5ef0f | 13911 | + clean_restart $executable |
3a58abaf | 13912 | + |
6ed6bacf AM |
13913 | + gdb_test "show detach-on-fork" "Whether gdb will detach the child of a fork is on\\." |
13914 | + gdb_test_no_output "set follow-fork-mode $type" | |
13915 | + gdb_test "show follow-fork-mode" "Debugger response to a program call of fork or vfork is \"$type\"\\." | |
51a5ef0f | 13916 | + # Testcase uses it for the `follow-fork-mode child' type. |
6ed6bacf | 13917 | + gdb_test "handle SIGUSR1 nostop noprint pass" "No\[ \t\]+No\[ \t\]+Yes.*" |
51a5ef0f | 13918 | + |
6ed6bacf | 13919 | + if ![runto_main] { |
51a5ef0f | 13920 | + return |
7566401a | 13921 | + } |
7566401a | 13922 | + |
6ed6bacf | 13923 | + gdb_test "watch var" "atchpoint \[0-9\]+: var" "Set the watchpoint" |
51a5ef0f PS |
13924 | + |
13925 | + # It is never hit but it should not be left over in the fork()ed-off child. | |
6ed6bacf AM |
13926 | + set hbreak "hbreak" |
13927 | + set test "hbreak marker" | |
13928 | + gdb_test_multiple $test $test { | |
13929 | + -re "Hardware assisted breakpoint \[0-9\]+ at .*\r\n$gdb_prompt $" { | |
13930 | + pass $test | |
13931 | + } | |
13932 | + -re "(No hardware breakpoint support in the target\\.|Hardware breakpoints used exceeds limit\\.)\r\n$gdb_prompt $" { | |
13933 | + pass $test | |
13934 | + set hbreak "break" | |
13935 | + gdb_test "break marker" | |
13936 | + } | |
13937 | + } | |
13938 | + | |
13939 | + gdb_breakpoint "mark_exit" | |
7566401a ER |
13940 | + |
13941 | + gdb_test "continue" \ | |
6ed6bacf | 13942 | + "reakpoint \[0-9\]+, marker.*" "hardware breakpoints work" |
51a5ef0f | 13943 | + gdb_test "continue" \ |
6ed6bacf | 13944 | + "atchpoint \[0-9\]+: var.*Old value = 0.*New value = 1.*forkoff *\\(1\\).*" "watchpoints work" |
51a5ef0f | 13945 | + gdb_test "continue" \ |
6ed6bacf | 13946 | + "reakpoint \[0-9\]+, marker.*" "breakpoint after the first fork" |
51a5ef0f | 13947 | + gdb_test "continue" \ |
6ed6bacf | 13948 | + "atchpoint \[0-9\]+: var.*Old value = 1.*New value = 2.*forkoff *\\(2\\).*" "watchpoint after the first fork" |
51a5ef0f | 13949 | + gdb_test "continue" \ |
6ed6bacf AM |
13950 | + "reakpoint \[0-9\]+, marker.*" "breakpoint after the second fork" |
13951 | + gdb_test "continue" \ | |
13952 | + "atchpoint \[0-9\]+: var.*Old value = 2.*New value = 3.*mark_exit \\(\\);" "watchpoint after the second fork" | |
13953 | + gdb_test "continue" "Continuing\\..*\r\nBreakpoint \[0-9\]+, mark_exit .*" "finish" | |
13954 | + | |
13955 | + | |
13956 | + # threads | |
13957 | + | |
13958 | + set pf_prefix $prefix_mt | |
13959 | + lappend pf_prefix "multithreaded:" | |
13960 | + | |
13961 | + set executable ${testfile}-${type}-mt | |
13962 | + set srcfile_main ${srcdir}/${subdir}/${testfile}-mt.c | |
13963 | + if { [gdb_compile_pthreads "${srcfile_main} ${srcfile_type}" ${objdir}/${subdir}/${executable} executable [list debug "additional_flags=-D$symbol -DTHREAD"]] != "" } { | |
13964 | + untested ${testfile}.exp | |
13965 | + return | |
13966 | + } | |
13967 | + clean_restart $executable | |
13968 | + | |
13969 | + gdb_test_no_output "set follow-fork-mode $type" | |
13970 | + # Testcase uses it for the `follow-fork-mode child' type. | |
13971 | + gdb_test "handle SIGUSR1 nostop noprint pass" "No\[ \t\]+No\[ \t\]+Yes.*" | |
13972 | + | |
13973 | + if ![runto_main] { | |
13974 | + return | |
13975 | + } | |
13976 | + | |
13977 | + gdb_test "watch var" "atchpoint \[0-9\]+: var" "Set the watchpoint" | |
13978 | + | |
13979 | + # It should not be left over in the fork()ed-off child. | |
13980 | + gdb_test "$hbreak marker" {reakpoint [0-9]+.*} | |
13981 | + | |
13982 | + gdb_breakpoint "mark_exit" | |
13983 | + | |
13984 | + gdb_test "continue" \ | |
13985 | + "reakpoint \[0-9\]+, marker.*" "hardware breakpoints work" | |
13986 | + gdb_test "continue" \ | |
13987 | + "atchpoint \[0-9\]+: var.*Old value = 0.*New value = 1.*validity-first.*" "singlethread watchpoints work" | |
13988 | + gdb_test "continue" \ | |
13989 | + "atchpoint \[0-9\]+: var.*Old value = 1.*New value = 2.*validity-thread-A.*" "multithreaded watchpoints work at A" | |
13990 | + gdb_test "continue" \ | |
13991 | + "atchpoint \[0-9\]+: var.*Old value = 2.*New value = 3.*validity-thread-B.*" "multithreaded watchpoints work at B" | |
13992 | + gdb_test "continue" \ | |
13993 | + "reakpoint \[0-9\]+, marker.*" "breakpoint (A) after the first fork" | |
13994 | + gdb_test "continue" \ | |
13995 | + "atchpoint \[0-9\]+: var.*Old value = 3.*New value = 4.*after-fork1-A.*" "watchpoint A after the first fork" | |
13996 | + gdb_test "continue" \ | |
13997 | + "atchpoint \[0-9\]+: var.*Old value = 4.*New value = 5.*after-fork1-B.*" "watchpoint B after the first fork" | |
13998 | + gdb_test "continue" \ | |
13999 | + "reakpoint \[0-9\]+, marker.*" "breakpoint (A) after the second fork" | |
14000 | + gdb_test "continue" \ | |
14001 | + "atchpoint \[0-9\]+: var.*Old value = 5.*New value = 6.*after-fork2-A.*" "watchpoint A after the second fork" | |
14002 | + gdb_test "continue" \ | |
14003 | + "atchpoint \[0-9\]+: var.*Old value = 6.*New value = 7.*after-fork2-B.*" "watchpoint B after the second fork" | |
14004 | + gdb_test "continue" "Continuing\\..*\r\nBreakpoint \[0-9\]+, mark_exit .*" "finish" | |
14005 | + | |
14006 | + | |
14007 | + # cleanup | |
14008 | + set pf_prefix $prefix_test | |
14009 | +} | |
14010 | + | |
14011 | +test parent FOLLOW_PARENT | |
14012 | + | |
14013 | +# Only GNU/Linux is known to support `set follow-fork-mode child'. | |
14014 | +if {[istarget "*-*-linux*"] && ![is_remote target]} { | |
14015 | + test child FOLLOW_CHILD | |
14016 | +} else { | |
14017 | + untested "child" | |
14018 | +} | |
14019 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.threads/watchpoint-fork.h | |
14020 | =================================================================== | |
14021 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
14022 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.threads/watchpoint-fork.h 2011-07-03 10:33:11.000000000 +0200 | |
14023 | @@ -0,0 +1,32 @@ | |
14024 | +/* Test case for forgotten hw-watchpoints after fork()-off of a process. | |
14025 | + | |
14026 | + Copyright 2008, 2009, 2010 Free Software Foundation, Inc. | |
14027 | + | |
14028 | + This file is part of GDB. | |
14029 | + | |
14030 | + This program is free software; you can redistribute it and/or modify | |
14031 | + it under the terms of the GNU General Public License as published by | |
14032 | + the Free Software Foundation; either version 2 of the License, or | |
14033 | + (at your option) any later version. | |
14034 | + | |
14035 | + This program is distributed in the hope that it will be useful, | |
14036 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14037 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14038 | + GNU General Public License for more details. | |
14039 | + | |
14040 | + You should have received a copy of the GNU General Public License | |
14041 | + along with this program; if not, write to the Free Software | |
14042 | + Foundation, Inc., 59 Temple Place - Suite 330, | |
14043 | + Boston, MA 02111-1307, USA. */ | |
14044 | + | |
14045 | +#ifdef THREAD | |
14046 | +#include <pthread.h> | |
14047 | + | |
14048 | +extern volatile int step; | |
14049 | +extern pthread_t thread; | |
14050 | +#endif /* THREAD */ | |
14051 | + | |
14052 | +extern volatile int var; | |
14053 | + | |
14054 | +extern void marker (void); | |
14055 | +extern void forkoff (int nr); | |
14056 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.trace/stap-trace.c | |
14057 | =================================================================== | |
14058 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
14059 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.trace/stap-trace.c 2011-07-03 10:33:11.000000000 +0200 | |
14060 | @@ -0,0 +1,71 @@ | |
14061 | +/* This testcase is part of GDB, the GNU debugger. | |
14062 | + | |
14063 | + Copyright 2011 Free Software Foundation, Inc. | |
14064 | + | |
14065 | + This program is free software; you can redistribute it and/or modify | |
14066 | + it under the terms of the GNU General Public License as published by | |
14067 | + the Free Software Foundation; either version 3 of the License, or | |
14068 | + (at your option) any later version. | |
14069 | + | |
14070 | + This program is distributed in the hope that it will be useful, | |
14071 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14072 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14073 | + GNU General Public License for more details. | |
14074 | + | |
14075 | + You should have received a copy of the GNU General Public License | |
14076 | + along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
14077 | + | |
14078 | +#if USE_PROBES | |
14079 | + | |
14080 | +#define _SDT_HAS_SEMAPHORES | |
14081 | +__extension__ unsigned short teste_user_semaphore __attribute__ ((unused)) __attribute__ ((section (".probes"))); | |
14082 | +#define TEST teste_user_semaphore | |
14083 | + | |
14084 | +__extension__ unsigned short teste_two_semaphore __attribute__ ((unused)) __attribute__ ((section (".probes"))); | |
14085 | +#define TEST2 teste_two_semaphore | |
14086 | + | |
14087 | +#else | |
14088 | + | |
14089 | +#define TEST 1 | |
14090 | +#define TEST2 1 | |
14091 | + | |
14092 | +#endif /* USE_PROBES */ | |
14093 | + | |
14094 | +#include <sys/sdt.h> | |
14095 | + | |
14096 | +/* We only support SystemTap and only the v3 form. */ | |
14097 | +#if _SDT_NOTE_TYPE != 3 | |
14098 | +#error "not using SystemTap v3 probes" | |
14099 | +#endif | |
14100 | + | |
14101 | +void | |
14102 | +m1 (int x) | |
14103 | +{ | |
14104 | + if (TEST2) | |
14105 | + STAP_PROBE1 (teste, two, x); | |
14106 | +} | |
14107 | + | |
14108 | +int | |
14109 | +f (int x) | |
14110 | +{ | |
14111 | + if (TEST) | |
14112 | + STAP_PROBE1(teste, user, x); | |
14113 | + return x+5; | |
14114 | +} | |
14115 | + | |
14116 | +void | |
14117 | +nothing (void) | |
14118 | +{ | |
14119 | + int a = 1 + 1; | |
14120 | + return; | |
14121 | +} | |
14122 | + | |
14123 | +int | |
14124 | +main() | |
14125 | +{ | |
14126 | + f (f (23)); | |
14127 | + m1 (46); | |
14128 | + nothing (); /* end-here */ | |
14129 | + | |
14130 | + return 0; | |
14131 | +} | |
14132 | Index: gdb-7.2.90.20110703/gdb/testsuite/gdb.trace/stap-trace.exp | |
14133 | =================================================================== | |
14134 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
14135 | +++ gdb-7.2.90.20110703/gdb/testsuite/gdb.trace/stap-trace.exp 2011-07-03 10:33:11.000000000 +0200 | |
14136 | @@ -0,0 +1,129 @@ | |
14137 | +# Copyright 2011 | |
14138 | +# Free Software Foundation, Inc. | |
14139 | + | |
14140 | +# This program is free software; you can redistribute it and/or modify | |
14141 | +# it under the terms of the GNU General Public License as published by | |
14142 | +# the Free Software Foundation; either version 3 of the License, or | |
14143 | +# (at your option) any later version. | |
14144 | +# | |
14145 | +# This program is distributed in the hope that it will be useful, | |
14146 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14147 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14148 | +# GNU General Public License for more details. | |
14149 | +# | |
14150 | +# You should have received a copy of the GNU General Public License | |
14151 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
14152 | + | |
14153 | +load_lib "trace-support.exp" | |
14154 | + | |
14155 | +if $tracelevel then { | |
14156 | + strace $tracelevel | |
14157 | +} | |
51a5ef0f | 14158 | + |
6ed6bacf AM |
14159 | +set testfile "stap-trace" |
14160 | +set srcfile ${testfile}.c | |
14161 | +set executable $testfile | |
14162 | +set binfile $objdir/$subdir/$executable | |
51a5ef0f | 14163 | + |
6ed6bacf AM |
14164 | +set ws "\[\r\n\t \]+" |
14165 | +set cr "\[\r\n\]+" | |
51a5ef0f | 14166 | + |
6ed6bacf AM |
14167 | +# Only x86 and x86_64 targets are supported for now. |
14168 | + | |
14169 | +if { ![istarget "x86_64-*"] && ![istarget "i?86-*"] } { | |
14170 | + continue | |
14171 | +} | |
14172 | + | |
14173 | +proc compile_stap_bin {{ arg "" }} { | |
14174 | + global srcfile | |
14175 | + global binfile | |
14176 | + global srcdir | |
14177 | + global subdir | |
7566401a | 14178 | + |
6ed6bacf AM |
14179 | + if { $arg != "" } { |
14180 | + set arg "additional_flags=$arg" | |
14181 | + } | |
14182 | + | |
14183 | + if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \ | |
14184 | + executable [concat $arg debug nowarnings]] != "" } { | |
14185 | + untested "Could not compile ${srcfile}" | |
51a5ef0f PS |
14186 | + return -1 |
14187 | + } | |
6ed6bacf | 14188 | +} |
7566401a | 14189 | + |
6ed6bacf AM |
14190 | +proc prepare_for_trace_test {} { |
14191 | + global executable | |
7566401a | 14192 | + |
6ed6bacf AM |
14193 | + clean_restart $executable |
14194 | + | |
14195 | + if { ![runto_main] } { | |
14196 | + perror "Could not run to `main'." | |
14197 | + continue | |
7566401a ER |
14198 | + } |
14199 | + | |
6ed6bacf AM |
14200 | + gdb_breakpoint [gdb_get_line_number "end-here"] |
14201 | +} | |
51a5ef0f | 14202 | + |
6ed6bacf AM |
14203 | +proc run_trace_experiment { test_probe msg } { |
14204 | + global gdb_prompt | |
14205 | + | |
14206 | + set test "collect $msg: start trace experiment" | |
14207 | + gdb_test_multiple "tstart" "$test" { | |
14208 | + -re "^tstart\r\n$gdb_prompt $" { | |
14209 | + pass "$test" | |
14210 | + } | |
14211 | + } | |
51a5ef0f PS |
14212 | + |
14213 | + gdb_test "continue" \ | |
6ed6bacf AM |
14214 | + "Continuing.*Breakpoint \[0-9\]+.*" \ |
14215 | + "collect $msg: run trace experiment" | |
14216 | + gdb_test "tstop" \ | |
14217 | + "\[\r\n\]+" \ | |
14218 | + "collect $msg: stop trace experiment" | |
14219 | + gdb_test "tfind start" \ | |
14220 | + "#0 .*" \ | |
14221 | + "collect $msg: tfind test frame" | |
14222 | +} | |
14223 | + | |
14224 | +proc gdb_collect_probe_arg { msg probe val_arg0 } { | |
14225 | + global gdb_prompt | |
14226 | + global cr | |
7566401a | 14227 | + |
6ed6bacf | 14228 | + prepare_for_trace_test |
ab050a48 | 14229 | + |
6ed6bacf AM |
14230 | + gdb_test "trace $probe" \ |
14231 | + "Tracepoint \[0-9\]+ at .*" \ | |
14232 | + "collect $msg: set tracepoint" | |
14233 | + gdb_trace_setactions "collect $msg: define actions" \ | |
14234 | + "" \ | |
14235 | + "collect \$_probe_arg0" "^$" | |
7566401a | 14236 | + |
6ed6bacf AM |
14237 | + # Begin the test. |
14238 | + run_trace_experiment $msg $probe | |
14239 | + | |
14240 | + gdb_test "print \$_probe_arg0" \ | |
14241 | + "\\$\[0-9\]+ = $val_arg0$cr" \ | |
14242 | + "collect $msg: collected probe arg0" | |
7566401a | 14243 | +} |
51a5ef0f | 14244 | + |
6ed6bacf | 14245 | +compile_stap_bin "" |
51a5ef0f | 14246 | + |
6ed6bacf AM |
14247 | +clean_restart $executable |
14248 | +if { ![runto_main] } { | |
14249 | + perror "Could not run to `main'." | |
14250 | + continue | |
51a5ef0f | 14251 | +} |
6ed6bacf AM |
14252 | + |
14253 | +if { ![gdb_target_supports_trace] } { | |
14254 | + # Test cannot run on this target. | |
14255 | + return 1; | |
14256 | +} | |
14257 | + | |
14258 | +gdb_collect_probe_arg "probe args without semaphore" "probe:user" "23" | |
14259 | +gdb_exit | |
14260 | + | |
14261 | +compile_stap_bin "-DUSE_PROBES" | |
14262 | +gdb_collect_probe_arg "probe args with semaphore" "probe:two" "46" | |
14263 | + | |
14264 | +# Finished! | |
14265 | +gdb_test "tfind none" ".*" "" | |
14266 | Index: gdb-7.2.90.20110703/gdb/testsuite/lib/gdb.exp | |
14267 | =================================================================== | |
14268 | --- gdb-7.2.90.20110703.orig/gdb/testsuite/lib/gdb.exp 2011-03-25 14:08:11.000000000 +0100 | |
14269 | +++ gdb-7.2.90.20110703/gdb/testsuite/lib/gdb.exp 2011-07-03 10:33:11.000000000 +0200 | |
14270 | @@ -141,6 +141,11 @@ proc gdb_unload {} { | |
14271 | send_gdb "y\n" | |
14272 | exp_continue | |
14273 | } | |
14274 | + -re "A program is being debugged already..*Are you sure you want to change the file.*y or n. $"\ | |
14275 | + { send_gdb "y\n" | |
14276 | + verbose "\t\tUnloading symbols for program being debugged" | |
14277 | + exp_continue | |
14278 | + } | |
14279 | -re "Discard symbol table from .*y or n.*$" { | |
14280 | send_gdb "y\n" | |
14281 | exp_continue | |
14282 | Index: gdb-7.2.90.20110703/gdb/testsuite/lib/pascal.exp | |
14283 | =================================================================== | |
14284 | --- gdb-7.2.90.20110703.orig/gdb/testsuite/lib/pascal.exp 2011-01-01 16:33:52.000000000 +0100 | |
14285 | +++ gdb-7.2.90.20110703/gdb/testsuite/lib/pascal.exp 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
14286 | @@ -37,6 +37,9 @@ proc pascal_init {} { |
14287 | global pascal_compiler_is_fpc | |
14288 | global gpc_compiler | |
14289 | global fpc_compiler | |
14290 | + global fpcversion_major | |
14291 | + global fpcversion_minor | |
14292 | + global fpcversion_release | |
14293 | global env | |
14294 | ||
14295 | if { $pascal_init_done == 1 } { | |
14296 | @@ -64,6 +67,20 @@ proc pascal_init {} { | |
14297 | set pascal_compiler_is_fpc 1 | |
14298 | verbose -log "Free Pascal compiler found" | |
14299 | } | |
14300 | + | |
14301 | + # Detect the fpc-version | |
14302 | + if { $pascal_compiler_is_fpc == 1 } { | |
14303 | + set fpcversion_major 1 | |
14304 | + set fpcversion_minor 0 | |
14305 | + set fpcversion_release 0 | |
14306 | + set fpcversion [ remote_exec host $fpc_compiler "-iV" ] | |
14307 | + if [regexp {.*([0-9]+)\.([0-9]+)\.([0-9]+).?} $fpcversion] { | |
14308 | + regsub {.*([0-9]+)\.([0-9]+)\.([0-9]+).?\n?.?} $fpcversion {\1} fpcversion_major | |
14309 | + regsub {.*([0-9]+)\.([0-9]+)\.([0-9]+).?\n?.?} $fpcversion {\2} fpcversion_minor | |
14310 | + regsub {.*([0-9]+)\.([0-9]+)\.([0-9]+).?\n?.?} $fpcversion {\3} fpcversion_release | |
14311 | + } | |
14312 | + verbose -log "Freepascal version: $fpcversion_major.$fpcversion_minor.$fpcversion_release" | |
14313 | + } | |
14314 | } | |
14315 | set pascal_init_done 1 | |
14316 | } | |
6ed6bacf AM |
14317 | Index: gdb-7.2.90.20110703/gdb/thread.c |
14318 | =================================================================== | |
14319 | --- gdb-7.2.90.20110703.orig/gdb/thread.c 2011-04-19 17:24:49.000000000 +0200 | |
14320 | +++ gdb-7.2.90.20110703/gdb/thread.c 2011-07-03 10:33:11.000000000 +0200 | |
14321 | @@ -1438,7 +1438,8 @@ update_thread_list (void) | |
14322 | no thread is selected, or no threads exist. */ | |
3a58abaf | 14323 | |
6ed6bacf AM |
14324 | static struct value * |
14325 | -thread_id_make_value (struct gdbarch *gdbarch, struct internalvar *var) | |
14326 | +thread_id_make_value (struct gdbarch *gdbarch, struct internalvar *var, | |
14327 | + void *ignore) | |
14328 | { | |
14329 | struct thread_info *tp = find_thread_ptid (inferior_ptid); | |
14330 | ||
14331 | @@ -1449,6 +1450,15 @@ thread_id_make_value (struct gdbarch *gd | |
14332 | /* Commands with a prefix of `thread'. */ | |
14333 | struct cmd_list_element *thread_cmd_list = NULL; | |
14334 | ||
14335 | +/* Implementation of `thread' variable. */ | |
14336 | + | |
14337 | +static struct internalvar_funcs thread_funcs = | |
51a5ef0f | 14338 | +{ |
6ed6bacf AM |
14339 | + thread_id_make_value, |
14340 | + NULL, | |
14341 | + NULL | |
14342 | +}; | |
51a5ef0f | 14343 | + |
6ed6bacf AM |
14344 | void |
14345 | _initialize_thread (void) | |
14346 | { | |
14347 | @@ -1494,5 +1504,5 @@ Show printing of thread events (such as | |
14348 | show_print_thread_events, | |
14349 | &setprintlist, &showprintlist); | |
14350 | ||
14351 | - create_internalvar_type_lazy ("_thread", thread_id_make_value); | |
14352 | + create_internalvar_type_lazy ("_thread", &thread_funcs, NULL); | |
14353 | } | |
14354 | Index: gdb-7.2.90.20110703/gdb/top.c | |
14355 | =================================================================== | |
14356 | --- gdb-7.2.90.20110703.orig/gdb/top.c 2011-03-12 23:59:24.000000000 +0100 | |
14357 | +++ gdb-7.2.90.20110703/gdb/top.c 2011-07-03 10:33:11.000000000 +0200 | |
14358 | @@ -343,6 +343,9 @@ void | |
14359 | prepare_execute_command (void) | |
7566401a | 14360 | { |
6ed6bacf AM |
14361 | free_all_values (); |
14362 | +#if 0 | |
14363 | + free_all_types (); | |
14364 | +#endif | |
14365 | ||
14366 | /* With multiple threads running while the one we're examining is | |
14367 | stopped, the dcache can get stale without us being able to detect | |
14368 | Index: gdb-7.2.90.20110703/gdb/tracepoint.c | |
14369 | =================================================================== | |
14370 | --- gdb-7.2.90.20110703.orig/gdb/tracepoint.c 2011-07-02 21:33:10.000000000 +0200 | |
14371 | +++ gdb-7.2.90.20110703/gdb/tracepoint.c 2011-07-03 10:33:11.000000000 +0200 | |
14372 | @@ -1603,6 +1603,8 @@ start_tracing (void) | |
14373 | ||
14374 | for (ix = 0; VEC_iterate (breakpoint_p, tp_vec, ix, t); ix++) | |
14375 | { | |
14376 | + struct bp_location *loc; | |
14377 | + | |
14378 | if ((t->type == bp_fast_tracepoint | |
14379 | ? !may_insert_fast_tracepoints | |
14380 | : !may_insert_tracepoints)) | |
14381 | @@ -1611,6 +1613,9 @@ start_tracing (void) | |
14382 | t->number_on_target = 0; | |
14383 | target_download_tracepoint (t); | |
14384 | t->number_on_target = t->number; | |
14385 | + | |
14386 | + for (loc = t->loc; loc; loc = loc->next) | |
14387 | + modify_semaphore (loc, 1); | |
7566401a | 14388 | } |
6ed6bacf | 14389 | VEC_free (breakpoint_p, tp_vec); |
3a58abaf | 14390 | |
6ed6bacf AM |
14391 | @@ -1672,7 +1677,28 @@ trace_stop_command (char *args, int from |
14392 | void | |
14393 | stop_tracing (void) | |
14394 | { | |
14395 | + VEC(breakpoint_p) *tp_vec = NULL; | |
14396 | + int ix; | |
14397 | + struct breakpoint *t; | |
14398 | + | |
14399 | target_trace_stop (); | |
14400 | + | |
14401 | + tp_vec = all_tracepoints (); | |
14402 | + for (ix = 0; VEC_iterate (breakpoint_p, tp_vec, ix, t); ix++) | |
51a5ef0f | 14403 | + { |
6ed6bacf AM |
14404 | + struct bp_location *loc; |
14405 | + | |
14406 | + if ((t->type == bp_fast_tracepoint | |
14407 | + ? !may_insert_fast_tracepoints | |
14408 | + : !may_insert_tracepoints)) | |
14409 | + continue; | |
14410 | + | |
14411 | + for (loc = t->loc; loc; loc = loc->next) | |
14412 | + modify_semaphore (loc, 0); | |
51a5ef0f PS |
14413 | + } |
14414 | + | |
6ed6bacf AM |
14415 | + VEC_free (breakpoint_p, tp_vec); |
14416 | + | |
14417 | /* Should change in response to reply? */ | |
14418 | current_trace_status ()->running = 0; | |
14419 | } | |
14420 | @@ -4515,7 +4541,8 @@ info_static_tracepoint_markers_command ( | |
14421 | available. */ | |
51a5ef0f | 14422 | |
6ed6bacf AM |
14423 | static struct value * |
14424 | -sdata_make_value (struct gdbarch *gdbarch, struct internalvar *var) | |
14425 | +sdata_make_value (struct gdbarch *gdbarch, struct internalvar *var, | |
14426 | + void *ignore) | |
7566401a | 14427 | { |
6ed6bacf AM |
14428 | LONGEST size; |
14429 | gdb_byte *buf; | |
14430 | @@ -4694,6 +4721,15 @@ traceframe_available_memory (VEC(mem_ran | |
14431 | return 0; | |
14432 | } | |
7566401a | 14433 | |
6ed6bacf AM |
14434 | +/* Implementation of `sdata' variable. */ |
14435 | + | |
14436 | +static const struct internalvar_funcs sdata_funcs = | |
14437 | +{ | |
14438 | + sdata_make_value, | |
14439 | + NULL, | |
14440 | + NULL | |
14441 | +}; | |
14442 | + | |
14443 | /* module initialization */ | |
14444 | void | |
14445 | _initialize_tracepoint (void) | |
14446 | @@ -4704,7 +4740,7 @@ _initialize_tracepoint (void) | |
14447 | value with a void typed value, and when we get here, gdbarch | |
14448 | isn't initialized yet. At this point, we're quite sure there | |
14449 | isn't another convenience variable of the same name. */ | |
14450 | - create_internalvar_type_lazy ("_sdata", sdata_make_value); | |
14451 | + create_internalvar_type_lazy ("_sdata", &sdata_funcs, NULL); | |
14452 | ||
14453 | traceframe_number = -1; | |
14454 | tracepoint_number = -1; | |
14455 | Index: gdb-7.2.90.20110703/gdb/typeprint.c | |
14456 | =================================================================== | |
14457 | --- gdb-7.2.90.20110703.orig/gdb/typeprint.c 2011-01-11 22:53:25.000000000 +0100 | |
14458 | +++ gdb-7.2.90.20110703/gdb/typeprint.c 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f | 14459 | @@ -36,6 +36,7 @@ |
7566401a ER |
14460 | #include "gdb_string.h" |
14461 | #include "exceptions.h" | |
14462 | #include "valprint.h" | |
14463 | +#include "dwarf2loc.h" | |
7566401a | 14464 | #include <errno.h> |
3a58abaf | 14465 | |
7566401a | 14466 | extern void _initialize_typeprint (void); |
51a5ef0f | 14467 | @@ -77,6 +78,9 @@ void |
7566401a ER |
14468 | type_print (struct type *type, char *varstring, struct ui_file *stream, |
14469 | int show) | |
14470 | { | |
14471 | + if (show >= 0) | |
14472 | + type = check_typedef (type); | |
3a58abaf | 14473 | + |
7566401a | 14474 | LA_PRINT_TYPE (type, varstring, stream, show, 0); |
3a58abaf | 14475 | } |
7566401a | 14476 | |
51a5ef0f | 14477 | @@ -115,7 +119,8 @@ whatis_exp (char *exp, int show) |
3a58abaf | 14478 | { |
7566401a ER |
14479 | struct expression *expr; |
14480 | struct value *val; | |
14481 | - struct cleanup *old_chain = NULL; | |
14482 | + /* Required at least for the object_address_set call. */ | |
14483 | + struct cleanup *old_chain = make_cleanup (null_cleanup, NULL); | |
14484 | struct type *real_type = NULL; | |
14485 | struct type *type; | |
14486 | int full = 0; | |
51a5ef0f | 14487 | @@ -126,12 +131,13 @@ whatis_exp (char *exp, int show) |
7566401a ER |
14488 | if (exp) |
14489 | { | |
14490 | expr = parse_expression (exp); | |
14491 | - old_chain = make_cleanup (free_current_contents, &expr); | |
14492 | + make_cleanup (free_current_contents, &expr); | |
14493 | val = evaluate_type (expr); | |
3a58abaf | 14494 | } |
7566401a ER |
14495 | else |
14496 | val = access_value_history (0); | |
3a58abaf | 14497 | |
7566401a ER |
14498 | + object_address_set (value_raw_address (val)); |
14499 | type = value_type (val); | |
14500 | ||
14501 | get_user_print_options (&opts); | |
51a5ef0f | 14502 | @@ -168,8 +174,7 @@ whatis_exp (char *exp, int show) |
7566401a ER |
14503 | type_print (type, "", gdb_stdout, show); |
14504 | printf_filtered ("\n"); | |
14505 | ||
14506 | - if (exp) | |
14507 | - do_cleanups (old_chain); | |
14508 | + do_cleanups (old_chain); | |
14509 | } | |
14510 | ||
14511 | static void | |
6ed6bacf AM |
14512 | Index: gdb-7.2.90.20110703/gdb/utils.c |
14513 | =================================================================== | |
14514 | --- gdb-7.2.90.20110703.orig/gdb/utils.c 2011-05-17 23:26:28.000000000 +0200 | |
14515 | +++ gdb-7.2.90.20110703/gdb/utils.c 2011-07-03 10:33:11.000000000 +0200 | |
14516 | @@ -2243,6 +2243,36 @@ set_batch_flag_and_make_cleanup_restore_ | |
14517 | return back_to; | |
7566401a | 14518 | } |
3a58abaf | 14519 | |
6ed6bacf AM |
14520 | +/* Helper for make_cleanup_restore_page_info. */ |
14521 | + | |
14522 | +static void | |
14523 | +do_restore_selected_frame_cleanup (void *arg) | |
14524 | +{ | |
14525 | + struct frame_id *frame_idp = arg; | |
14526 | + | |
14527 | + select_frame (frame_find_by_id (*frame_idp)); | |
14528 | + | |
14529 | + xfree (frame_idp); | |
14530 | +} | |
14531 | + | |
14532 | +/* Provide cleanup for restoring currently selected frame. Use frame_id for | |
14533 | + the case the current frame becomes stale in the meantime. */ | |
14534 | + | |
14535 | +struct cleanup * | |
14536 | +make_cleanup_restore_selected_frame (void) | |
14537 | +{ | |
14538 | + struct frame_id *frame_idp; | |
14539 | + | |
14540 | + /* get_selected_frame->get_current_frame would error otherwise. */ | |
14541 | + if (!has_stack_frames ()) | |
14542 | + return make_cleanup (null_cleanup, NULL); | |
14543 | + | |
14544 | + frame_idp = xmalloc (sizeof (*frame_idp)); | |
14545 | + *frame_idp = get_frame_id (get_selected_frame (NULL)); | |
14546 | + | |
14547 | + return make_cleanup (do_restore_selected_frame_cleanup, frame_idp); | |
14548 | +} | |
14549 | + | |
14550 | /* Set the screen size based on LINES_PER_PAGE and CHARS_PER_LINE. */ | |
3a58abaf | 14551 | |
6ed6bacf AM |
14552 | static void |
14553 | Index: gdb-7.2.90.20110703/gdb/valarith.c | |
14554 | =================================================================== | |
14555 | --- gdb-7.2.90.20110703.orig/gdb/valarith.c 2011-02-18 20:10:46.000000000 +0100 | |
14556 | +++ gdb-7.2.90.20110703/gdb/valarith.c 2011-07-03 10:33:11.000000000 +0200 | |
14557 | @@ -198,7 +198,10 @@ value_subscripted_rvalue (struct value * | |
7566401a ER |
14558 | struct type *array_type = check_typedef (value_type (array)); |
14559 | struct type *elt_type = check_typedef (TYPE_TARGET_TYPE (array_type)); | |
6ed6bacf | 14560 | unsigned int elt_size = TYPE_LENGTH (elt_type); |
7566401a | 14561 | - unsigned int elt_offs = elt_size * longest_to_int (index - lowerbound); |
6ed6bacf AM |
14562 | + unsigned int elt_stride |
14563 | + = (TYPE_BYTE_STRIDE (TYPE_INDEX_TYPE (array_type)) == 0 | |
14564 | + ? elt_size : TYPE_BYTE_STRIDE (TYPE_INDEX_TYPE (array_type))); | |
14565 | + unsigned int elt_offs = elt_stride * longest_to_int (index - lowerbound); | |
7566401a | 14566 | struct value *v; |
3a58abaf | 14567 | |
6ed6bacf AM |
14568 | if (index < lowerbound || (!TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED (array_type) |
14569 | @@ -298,6 +301,10 @@ int | |
51a5ef0f PS |
14570 | binop_user_defined_p (enum exp_opcode op, |
14571 | struct value *arg1, struct value *arg2) | |
14572 | { | |
14573 | + /* FIXME: We should support user defined ops for dynamic types. */ | |
14574 | + if (TYPE_DYNAMIC (value_type (arg1)) || TYPE_DYNAMIC (value_type (arg2))) | |
14575 | + return 0; | |
14576 | + | |
14577 | return binop_types_user_defined_p (op, value_type (arg1), value_type (arg2)); | |
14578 | } | |
14579 | ||
6ed6bacf AM |
14580 | Index: gdb-7.2.90.20110703/gdb/valops.c |
14581 | =================================================================== | |
14582 | --- gdb-7.2.90.20110703.orig/gdb/valops.c 2011-03-29 19:04:30.000000000 +0200 | |
14583 | +++ gdb-7.2.90.20110703/gdb/valops.c 2011-07-03 10:33:11.000000000 +0200 | |
14584 | @@ -47,6 +47,7 @@ | |
14585 | #include "objfiles.h" | |
14586 | #include "symtab.h" | |
14587 | #include "exceptions.h" | |
7566401a | 14588 | +#include "dwarf2loc.h" |
3a58abaf | 14589 | |
6ed6bacf AM |
14590 | extern int overload_debug; |
14591 | /* Local functions. */ | |
14592 | @@ -915,6 +916,65 @@ value_one (struct type *type, enum lval_ | |
7566401a ER |
14593 | return val; |
14594 | } | |
3a58abaf | 14595 | |
7566401a | 14596 | +/* object_address_set must be already called before this function. */ |
3a58abaf AM |
14597 | + |
14598 | +const char * | |
7566401a | 14599 | +object_address_data_not_valid (struct type *type) |
3a58abaf | 14600 | +{ |
7566401a ER |
14601 | + /* Attributes are present only at the target type of a typedef. Make the |
14602 | + call conditional as it would otherwise loop through type_length_get. */ | |
14603 | + if (TYPE_CODE (type) == TYPE_CODE_TYPEDEF) | |
14604 | + CHECK_TYPEDEF (type); | |
3a58abaf | 14605 | + |
7566401a ER |
14606 | + /* DW_AT_associated has a preference over DW_AT_allocated. */ |
14607 | + if (TYPE_NOT_ASSOCIATED (type) | |
14608 | + || (TYPE_ASSOCIATED (type) != NULL | |
14609 | + && 0 == dwarf_locexpr_baton_eval (TYPE_ASSOCIATED (type)))) | |
14610 | + return N_("object is not associated"); | |
14611 | + | |
14612 | + if (TYPE_NOT_ALLOCATED (type) | |
14613 | + || (TYPE_ALLOCATED (type) != NULL | |
14614 | + && 0 == dwarf_locexpr_baton_eval (TYPE_ALLOCATED (type)))) | |
14615 | + return N_("object is not allocated"); | |
3a58abaf | 14616 | + |
3a58abaf AM |
14617 | + return NULL; |
14618 | +} | |
14619 | + | |
51a5ef0f PS |
14620 | +/* Return non-NULL check_typedef result on TYPE if the variable is valid. If |
14621 | + it is valid the function may store the data address (DW_AT_DATA_LOCATION) of | |
14622 | + TYPE at *ADDRESS_RETURN. You must set *ADDRESS_RETURN from | |
14623 | + value_raw_address (VAL) before calling this function. If no | |
14624 | + DW_AT_DATA_LOCATION is present for TYPE the address at *ADDRESS_RETURN is | |
14625 | + left unchanged. ADDRESS_RETURN must not be NULL, use | |
7566401a | 14626 | + object_address_data_not_valid () for just the data validity check. */ |
3a58abaf | 14627 | + |
51a5ef0f | 14628 | +struct type * |
7566401a | 14629 | +object_address_get_data (struct type *type, CORE_ADDR *address_return) |
3a58abaf | 14630 | +{ |
7566401a | 14631 | + gdb_assert (address_return != NULL); |
3a58abaf | 14632 | + |
7566401a | 14633 | + object_address_set (*address_return); |
3a58abaf | 14634 | + |
7566401a ER |
14635 | + /* TYPE_DATA_LOCATION_DWARF_BLOCK / TYPE_DATA_LOCATION_ADDR are present only |
14636 | + at the target type of a typedef. */ | |
14637 | + CHECK_TYPEDEF (type); | |
3a58abaf | 14638 | + |
7566401a ER |
14639 | + if (object_address_data_not_valid (type) != NULL) |
14640 | + { | |
14641 | + /* Do not try to evaluate DW_AT_data_location as it may even crash | |
14642 | + (it would just return the value zero in the gfortran case). */ | |
51a5ef0f | 14643 | + return NULL; |
7566401a | 14644 | + } |
3a58abaf | 14645 | + |
7566401a ER |
14646 | + if (TYPE_DATA_LOCATION_IS_ADDR (type)) |
14647 | + *address_return = TYPE_DATA_LOCATION_ADDR (type); | |
14648 | + else if (TYPE_DATA_LOCATION_DWARF_BLOCK (type) != NULL) | |
14649 | + *address_return | |
14650 | + = dwarf_locexpr_baton_eval (TYPE_DATA_LOCATION_DWARF_BLOCK (type)); | |
3a58abaf | 14651 | + |
51a5ef0f | 14652 | + return type; |
7566401a | 14653 | +} |
3a58abaf | 14654 | + |
7566401a ER |
14655 | /* Helper function for value_at, value_at_lazy, and value_at_lazy_stack. */ |
14656 | ||
14657 | static struct value * | |
6ed6bacf | 14658 | @@ -1011,12 +1071,20 @@ value_fetch_lazy (struct value *val) |
7566401a ER |
14659 | } |
14660 | else if (VALUE_LVAL (val) == lval_memory) | |
14661 | { | |
14662 | - CORE_ADDR addr = value_address (val); | |
14663 | - int length = TYPE_LENGTH (check_typedef (value_enclosing_type (val))); | |
14664 | + CORE_ADDR addr = value_raw_address (val); | |
14665 | ||
14666 | - if (length) | |
6ed6bacf AM |
14667 | - read_value_memory (val, 0, value_stack (val), |
14668 | - addr, value_contents_all_raw (val), length); | |
7566401a | 14669 | + if (object_address_get_data (value_type (val), &addr)) |
6ed6bacf | 14670 | + { |
7566401a ER |
14671 | + struct type *type = value_enclosing_type (val); |
14672 | + int length = TYPE_LENGTH (check_typedef (type)); | |
3a58abaf | 14673 | + |
7566401a ER |
14674 | + if (length) |
14675 | + { | |
14676 | + addr += value_offset (val); | |
6ed6bacf AM |
14677 | + read_value_memory (val, 0, value_stack (val), |
14678 | + addr, value_contents_all_raw (val), length); | |
7566401a | 14679 | + } |
6ed6bacf | 14680 | + } |
7566401a ER |
14681 | } |
14682 | else if (VALUE_LVAL (val) == lval_register) | |
6ed6bacf AM |
14683 | { |
14684 | @@ -1528,7 +1596,18 @@ address_of_variable (struct symbol *var, | |
7566401a ER |
14685 | if ((VALUE_LVAL (val) == lval_memory && value_lazy (val)) |
14686 | || TYPE_CODE (type) == TYPE_CODE_FUNC) | |
14687 | { | |
14688 | - CORE_ADDR addr = value_address (val); | |
14689 | + CORE_ADDR addr; | |
3a58abaf | 14690 | + |
7566401a ER |
14691 | + if (VALUE_LVAL (val) == lval_memory) |
14692 | + { | |
14693 | + addr = value_raw_address (val); | |
14694 | + if (!object_address_get_data (type, &addr)) | |
14695 | + error (_("Can't take address of memory lvalue \"%s\"."), | |
14696 | + SYMBOL_PRINT_NAME (var)); | |
14697 | + set_value_address (val, addr); | |
14698 | + } | |
3a58abaf | 14699 | + |
7566401a | 14700 | + addr = value_address (val); |
51a5ef0f | 14701 | |
7566401a ER |
14702 | return value_from_pointer (lookup_pointer_type (type), addr); |
14703 | } | |
6ed6bacf | 14704 | @@ -1635,6 +1714,7 @@ struct value * |
7566401a ER |
14705 | value_coerce_array (struct value *arg1) |
14706 | { | |
14707 | struct type *type = check_typedef (value_type (arg1)); | |
14708 | + CORE_ADDR address; | |
14709 | ||
14710 | /* If the user tries to do something requiring a pointer with an | |
14711 | array that has not yet been pushed to the target, then this would | |
6ed6bacf | 14712 | @@ -1644,8 +1724,12 @@ value_coerce_array (struct value *arg1) |
7566401a ER |
14713 | if (VALUE_LVAL (arg1) != lval_memory) |
14714 | error (_("Attempt to take address of value not located in memory.")); | |
14715 | ||
14716 | + address = value_raw_address (arg1); | |
14717 | + if (!object_address_get_data (type, &address)) | |
14718 | + error (_("Attempt to take address of non-valid value.")); | |
3a58abaf | 14719 | + |
7566401a ER |
14720 | return value_from_pointer (lookup_pointer_type (TYPE_TARGET_TYPE (type)), |
14721 | - value_address (arg1)); | |
14722 | + address + value_offset (arg1)); | |
14723 | } | |
14724 | ||
14725 | /* Given a value which is a function, return a value which is a pointer | |
6ed6bacf AM |
14726 | @@ -3695,6 +3779,8 @@ value_slice (struct value *array, int lo |
14727 | TYPE_TARGET_TYPE (range_type), | |
14728 | lowbound, | |
14729 | lowbound + length - 1); | |
14730 | + TYPE_BYTE_STRIDE (slice_range_type) = TYPE_BYTE_STRIDE (range_type); | |
14731 | + | |
14732 | if (TYPE_CODE (array_type) == TYPE_CODE_BITSTRING) | |
14733 | { | |
14734 | int i; | |
14735 | Index: gdb-7.2.90.20110703/gdb/valprint.c | |
14736 | =================================================================== | |
14737 | --- gdb-7.2.90.20110703.orig/gdb/valprint.c 2011-04-29 21:23:05.000000000 +0200 | |
14738 | +++ gdb-7.2.90.20110703/gdb/valprint.c 2011-07-03 10:33:11.000000000 +0200 | |
51a5ef0f PS |
14739 | @@ -36,6 +36,7 @@ |
14740 | #include "dfp.h" | |
14741 | #include "python/python.h" | |
14742 | #include "ada-lang.h" | |
14743 | +#include "dwarf2loc.h" | |
7566401a | 14744 | |
51a5ef0f | 14745 | #include <errno.h> |
7566401a | 14746 | |
6ed6bacf | 14747 | @@ -239,7 +240,6 @@ scalar_type_p (struct type *type) |
7566401a ER |
14748 | case TYPE_CODE_STRUCT: |
14749 | case TYPE_CODE_UNION: | |
51a5ef0f PS |
14750 | case TYPE_CODE_SET: |
14751 | - case TYPE_CODE_STRING: | |
14752 | case TYPE_CODE_BITSTRING: | |
14753 | return 0; | |
14754 | default: | |
6ed6bacf | 14755 | @@ -1193,6 +1193,7 @@ val_print_array_elements (struct type *t |
51a5ef0f PS |
14756 | { |
14757 | unsigned int things_printed = 0; | |
14758 | unsigned len; | |
14759 | + struct type *saved_type = type; | |
14760 | struct type *elttype, *index_type; | |
14761 | unsigned eltlen; | |
14762 | /* Position of the array element we are examining to see | |
6ed6bacf | 14763 | @@ -1201,9 +1202,33 @@ val_print_array_elements (struct type *t |
51a5ef0f PS |
14764 | /* Number of repetitions we have detected so far. */ |
14765 | unsigned int reps; | |
6ed6bacf | 14766 | LONGEST low_bound, high_bound; |
51a5ef0f PS |
14767 | + struct cleanup *back_to; |
14768 | + CORE_ADDR saved_address = address; | |
14769 | + | |
14770 | + back_to = make_cleanup (null_cleanup, 0); | |
14771 | + type = object_address_get_data (type, &address); | |
14772 | + if (!type) | |
3a58abaf | 14773 | + { |
51a5ef0f PS |
14774 | + fputs_filtered (object_address_data_not_valid (type), stream); |
14775 | + do_cleanups (back_to); | |
14776 | + return; | |
3a58abaf | 14777 | + } |
51a5ef0f | 14778 | + if (address != saved_address) |
3a58abaf | 14779 | + { |
51a5ef0f | 14780 | + size_t length = TYPE_LENGTH (type); |
7566401a | 14781 | |
51a5ef0f PS |
14782 | - elttype = TYPE_TARGET_TYPE (type); |
14783 | - eltlen = TYPE_LENGTH (check_typedef (elttype)); | |
14784 | + valaddr = xmalloc (length); | |
14785 | + make_cleanup (xfree, (gdb_byte *) valaddr); | |
14786 | + read_memory (address, (gdb_byte *) valaddr, length); | |
14787 | + } | |
3a58abaf | 14788 | + |
51a5ef0f PS |
14789 | + /* Skip typedefs but do not resolve TYPE_DYNAMIC. */ |
14790 | + elttype = saved_type; | |
14791 | + while (TYPE_CODE (elttype) == TYPE_CODE_TYPEDEF) | |
14792 | + elttype = TYPE_TARGET_TYPE (elttype); | |
14793 | + elttype = TYPE_TARGET_TYPE (elttype); | |
3a58abaf | 14794 | + |
51a5ef0f PS |
14795 | + eltlen = TYPE_ARRAY_BYTE_STRIDE_VALUE (type); |
14796 | index_type = TYPE_INDEX_TYPE (type); | |
7566401a | 14797 | |
6ed6bacf AM |
14798 | if (get_array_bounds (type, &low_bound, &high_bound)) |
14799 | @@ -1290,6 +1315,8 @@ val_print_array_elements (struct type *t | |
7566401a | 14800 | { |
51a5ef0f PS |
14801 | fprintf_filtered (stream, "..."); |
14802 | } | |
14803 | + | |
14804 | + do_cleanups (back_to); | |
14805 | } | |
14806 | ||
14807 | /* Read LEN bytes of target memory at address MEMADDR, placing the | |
6ed6bacf AM |
14808 | Index: gdb-7.2.90.20110703/gdb/value.c |
14809 | =================================================================== | |
14810 | --- gdb-7.2.90.20110703.orig/gdb/value.c 2011-02-27 21:57:15.000000000 +0100 | |
14811 | +++ gdb-7.2.90.20110703/gdb/value.c 2011-07-03 10:33:11.000000000 +0200 | |
14812 | @@ -43,6 +43,7 @@ | |
14813 | #include "python/python.h" | |
14814 | #include <ctype.h> | |
14815 | #include "tracepoint.h" | |
7566401a ER |
14816 | +#include "observer.h" |
14817 | ||
6ed6bacf | 14818 | /* Prototypes for exported functions. */ |
7566401a | 14819 | |
6ed6bacf | 14820 | @@ -1339,12 +1340,15 @@ void |
51a5ef0f PS |
14821 | set_value_component_location (struct value *component, |
14822 | const struct value *whole) | |
7566401a ER |
14823 | { |
14824 | + CORE_ADDR addr; | |
3a58abaf | 14825 | + |
51a5ef0f | 14826 | if (whole->lval == lval_internalvar) |
7566401a ER |
14827 | VALUE_LVAL (component) = lval_internalvar_component; |
14828 | else | |
51a5ef0f | 14829 | VALUE_LVAL (component) = whole->lval; |
7566401a ER |
14830 | |
14831 | component->location = whole->location; | |
3a58abaf | 14832 | + |
51a5ef0f | 14833 | if (whole->lval == lval_computed) |
7566401a ER |
14834 | { |
14835 | struct lval_funcs *funcs = whole->location.computed.funcs; | |
6ed6bacf | 14836 | @@ -1352,6 +1356,12 @@ set_value_component_location (struct val |
7566401a ER |
14837 | if (funcs->copy_closure) |
14838 | component->location.computed.closure = funcs->copy_closure (whole); | |
14839 | } | |
3a58abaf | 14840 | + |
7566401a ER |
14841 | + addr = value_raw_address (component); |
14842 | + object_address_get_data (value_type (whole), &addr); | |
51a5ef0f PS |
14843 | + if (component->lval != lval_internalvar |
14844 | + && component->lval != lval_internalvar_component) | |
14845 | + set_value_address (component, addr); | |
7566401a ER |
14846 | } |
14847 | ||
14848 | \f | |
6ed6bacf | 14849 | @@ -1485,6 +1495,31 @@ show_values (char *num_exp, int from_tty |
7566401a ER |
14850 | num_exp[1] = '\0'; |
14851 | } | |
14852 | } | |
3a58abaf | 14853 | + |
7566401a | 14854 | +/* Sanity check for memory leaks and proper types reference counting. */ |
3a58abaf | 14855 | + |
7566401a ER |
14856 | +static void |
14857 | +value_history_cleanup (void *unused) | |
3a58abaf | 14858 | +{ |
7566401a ER |
14859 | + while (value_history_chain) |
14860 | + { | |
14861 | + struct value_history_chunk *chunk = value_history_chain; | |
14862 | + int i; | |
3a58abaf | 14863 | + |
7566401a ER |
14864 | + for (i = 0; i < ARRAY_SIZE (chunk->values); i++) |
14865 | + value_free (chunk->values[i]); | |
3a58abaf | 14866 | + |
7566401a ER |
14867 | + value_history_chain = chunk->next; |
14868 | + xfree (chunk); | |
14869 | + } | |
14870 | + value_history_count = 0; | |
3a58abaf | 14871 | + |
7566401a ER |
14872 | + /* Free the unreferenced types above. */ |
14873 | + free_all_values (); | |
6ed6bacf | 14874 | +#if 0 |
7566401a | 14875 | + free_all_types (); |
6ed6bacf | 14876 | +#endif |
3a58abaf | 14877 | +} |
7566401a ER |
14878 | \f |
14879 | /* Internal variables. These are variables within the debugger | |
14880 | that hold values assigned by debugger commands. | |
6ed6bacf AM |
14881 | @@ -1530,7 +1565,14 @@ struct internalvar |
14882 | struct value *value; | |
14883 | ||
14884 | /* The call-back routine used with INTERNALVAR_MAKE_VALUE. */ | |
14885 | - internalvar_make_value make_value; | |
14886 | + struct | |
14887 | + { | |
14888 | + /* The functions to call. */ | |
14889 | + const struct internalvar_funcs *functions; | |
14890 | + | |
14891 | + /* The function's user-data. */ | |
14892 | + void *data; | |
14893 | + } make_value; | |
14894 | ||
14895 | /* The internal function used with INTERNALVAR_FUNCTION. */ | |
14896 | struct | |
14897 | @@ -1629,18 +1671,39 @@ create_internalvar (const char *name) | |
14898 | /* Create an internal variable with name NAME and register FUN as the | |
14899 | function that value_of_internalvar uses to create a value whenever | |
14900 | this variable is referenced. NAME should not normally include a | |
14901 | - dollar sign. */ | |
14902 | + dollar sign. DATA is passed uninterpreted to FUN when it is | |
14903 | + called. CLEANUP, if not NULL, is called when the internal variable | |
14904 | + is destroyed. It is passed DATA as its only argument. */ | |
14905 | ||
14906 | struct internalvar * | |
14907 | -create_internalvar_type_lazy (char *name, internalvar_make_value fun) | |
14908 | +create_internalvar_type_lazy (const char *name, | |
14909 | + const struct internalvar_funcs *funcs, | |
14910 | + void *data) | |
14911 | { | |
14912 | struct internalvar *var = create_internalvar (name); | |
14913 | ||
14914 | var->kind = INTERNALVAR_MAKE_VALUE; | |
14915 | - var->u.make_value = fun; | |
14916 | + var->u.make_value.functions = funcs; | |
14917 | + var->u.make_value.data = data; | |
14918 | return var; | |
14919 | } | |
14920 | ||
14921 | +/* See documentation in value.h. */ | |
14922 | + | |
14923 | +int | |
14924 | +compile_internalvar_to_ax (struct internalvar *var, | |
14925 | + struct agent_expr *expr, | |
14926 | + struct axs_value *value) | |
14927 | +{ | |
14928 | + if (var->kind != INTERNALVAR_MAKE_VALUE | |
14929 | + || var->u.make_value.functions->compile_to_ax == NULL) | |
14930 | + return 0; | |
14931 | + | |
14932 | + var->u.make_value.functions->compile_to_ax (var, expr, value, | |
14933 | + var->u.make_value.data); | |
14934 | + return 1; | |
14935 | +} | |
14936 | + | |
14937 | /* Look up an internal variable with name NAME. NAME should not | |
14938 | normally include a dollar sign. | |
14939 | ||
14940 | @@ -1713,7 +1776,8 @@ value_of_internalvar (struct gdbarch *gd | |
14941 | break; | |
14942 | ||
14943 | case INTERNALVAR_MAKE_VALUE: | |
14944 | - val = (*var->u.make_value) (gdbarch, var); | |
14945 | + val = (*var->u.make_value.functions->make_value) (gdbarch, var, | |
14946 | + var->u.make_value.data); | |
14947 | break; | |
14948 | ||
14949 | default: | |
14950 | @@ -1909,6 +1973,11 @@ clear_internalvar (struct internalvar *v | |
14951 | xfree (var->u.string); | |
14952 | break; | |
14953 | ||
14954 | + case INTERNALVAR_MAKE_VALUE: | |
14955 | + if (var->u.make_value.functions->destroy != NULL) | |
14956 | + var->u.make_value.functions->destroy (var->u.make_value.data); | |
14957 | + break; | |
14958 | + | |
14959 | default: | |
14960 | break; | |
14961 | } | |
14962 | @@ -1963,6 +2032,38 @@ call_internal_function (struct gdbarch * | |
7566401a ER |
14963 | return (*ifn->handler) (gdbarch, language, ifn->cookie, argc, argv); |
14964 | } | |
14965 | ||
6ed6bacf | 14966 | +#if 0 |
7566401a | 14967 | +/* Call type_mark_used for any TYPEs referenced from this GDB source file. */ |
3a58abaf | 14968 | + |
7566401a ER |
14969 | +static void |
14970 | +value_types_mark_used (void) | |
3a58abaf | 14971 | +{ |
7566401a ER |
14972 | + struct internalvar *var; |
14973 | + struct value_history_chunk *chunk; | |
3a58abaf | 14974 | + |
7566401a ER |
14975 | + for (var = internalvars; var != NULL; var = var->next) |
14976 | + switch (var->kind) | |
14977 | + { | |
14978 | + case INTERNALVAR_VALUE: | |
14979 | + type_mark_used (value_type (var->u.value)); | |
14980 | + break; | |
3a58abaf | 14981 | + |
7566401a ER |
14982 | + case INTERNALVAR_INTEGER: |
14983 | + type_mark_used (var->u.integer.type); | |
14984 | + break; | |
7566401a | 14985 | + } |
3a58abaf | 14986 | + |
7566401a ER |
14987 | + for (chunk = value_history_chain; chunk != NULL; chunk = chunk->next) |
14988 | + { | |
14989 | + int i; | |
3a58abaf | 14990 | + |
7566401a ER |
14991 | + for (i = 0; i < ARRAY_SIZE (chunk->values); i++) |
14992 | + if (chunk->values[i]) | |
14993 | + type_mark_used (value_type (chunk->values[i])); | |
14994 | + } | |
3a58abaf | 14995 | +} |
6ed6bacf | 14996 | +#endif |
3a58abaf | 14997 | + |
7566401a ER |
14998 | /* The 'function' command. This does nothing -- it is just a |
14999 | placeholder to let "help function NAME" work. This is also used as | |
15000 | the implementation of the sub-command that is created when | |
6ed6bacf | 15001 | @@ -2010,11 +2111,10 @@ preserve_one_value (struct value *value, |
7566401a ER |
15002 | htab_t copied_types) |
15003 | { | |
15004 | if (TYPE_OBJFILE (value->type) == objfile) | |
15005 | - value->type = copy_type_recursive (objfile, value->type, copied_types); | |
15006 | + value->type = copy_type_recursive (value->type, copied_types); | |
15007 | ||
15008 | if (TYPE_OBJFILE (value->enclosing_type) == objfile) | |
15009 | - value->enclosing_type = copy_type_recursive (objfile, | |
15010 | - value->enclosing_type, | |
15011 | + value->enclosing_type = copy_type_recursive (value->enclosing_type, | |
15012 | copied_types); | |
15013 | } | |
15014 | ||
6ed6bacf | 15015 | @@ -2029,7 +2129,7 @@ preserve_one_internalvar (struct interna |
7566401a ER |
15016 | case INTERNALVAR_INTEGER: |
15017 | if (var->u.integer.type && TYPE_OBJFILE (var->u.integer.type) == objfile) | |
15018 | var->u.integer.type | |
15019 | - = copy_type_recursive (objfile, var->u.integer.type, copied_types); | |
15020 | + = copy_type_recursive (var->u.integer.type, copied_types); | |
15021 | break; | |
15022 | ||
7566401a | 15023 | case INTERNALVAR_VALUE: |
6ed6bacf AM |
15024 | @@ -2080,14 +2180,22 @@ show_convenience (char *ignore, int from |
15025 | get_user_print_options (&opts); | |
15026 | for (var = internalvars; var; var = var->next) | |
15027 | { | |
15028 | + volatile struct gdb_exception e; | |
15029 | + | |
15030 | if (!varseen) | |
15031 | { | |
15032 | varseen = 1; | |
15033 | } | |
15034 | printf_filtered (("$%s = "), var->name); | |
15035 | - value_print (value_of_internalvar (gdbarch, var), gdb_stdout, | |
15036 | - &opts); | |
15037 | - printf_filtered (("\n")); | |
15038 | + | |
15039 | + TRY_CATCH (e, RETURN_MASK_ERROR) | |
15040 | + { | |
15041 | + value_print (value_of_internalvar (gdbarch, var), gdb_stdout, | |
15042 | + &opts); | |
15043 | + printf_filtered (("\n")); | |
15044 | + } | |
15045 | + if (e.reason < 0) | |
15046 | + printf_filtered (_("<error: %s>\n"), e.message); | |
15047 | } | |
15048 | if (!varseen) | |
15049 | printf_unfiltered (_("No debugger convenience variables now defined.\n" | |
15050 | @@ -3047,7 +3155,24 @@ value_from_history_ref (char *h, char ** | |
51a5ef0f PS |
15051 | struct value * |
15052 | coerce_ref (struct value *arg) | |
15053 | { | |
15054 | - struct type *value_type_arg_tmp = check_typedef (value_type (arg)); | |
15055 | + struct type *value_type_arg_tmp; | |
3a58abaf | 15056 | + |
51a5ef0f | 15057 | + if (TYPE_DYNAMIC (value_type (arg))) |
7566401a | 15058 | + { |
51a5ef0f PS |
15059 | + struct cleanup *cleanups = make_cleanup (null_cleanup, NULL); |
15060 | + CORE_ADDR address; | |
3a58abaf | 15061 | + |
51a5ef0f PS |
15062 | + value_type_arg_tmp = value_type (arg); |
15063 | + address = value_raw_address (arg); | |
15064 | + value_type_arg_tmp = object_address_get_data (value_type_arg_tmp, | |
15065 | + &address); | |
15066 | + if (! value_type_arg_tmp) | |
15067 | + error (_("Attempt to coerce non-valid value.")); | |
15068 | + arg = value_at_lazy (value_type_arg_tmp, address); | |
15069 | + do_cleanups (cleanups); | |
7566401a | 15070 | + } |
51a5ef0f PS |
15071 | + else |
15072 | + value_type_arg_tmp = check_typedef (value_type (arg)); | |
7566401a | 15073 | |
51a5ef0f PS |
15074 | if (TYPE_CODE (value_type_arg_tmp) == TYPE_CODE_REF) |
15075 | arg = value_at_lazy (TYPE_TARGET_TYPE (value_type_arg_tmp), | |
6ed6bacf | 15076 | @@ -3145,4 +3270,10 @@ VARIABLE is already initialized.")); |
7566401a ER |
15077 | add_prefix_cmd ("function", no_class, function_command, _("\ |
15078 | Placeholder command for showing help on convenience functions."), | |
15079 | &functionlist, "function ", 0, &cmdlist); | |
d566d21e | 15080 | + |
7566401a | 15081 | + make_final_cleanup (value_history_cleanup, NULL); |
d566d21e | 15082 | + |
6ed6bacf | 15083 | +#if 0 |
7566401a | 15084 | + observer_attach_mark_used (value_types_mark_used); |
6ed6bacf | 15085 | +#endif |
7566401a | 15086 | } |
6ed6bacf AM |
15087 | Index: gdb-7.2.90.20110703/gdb/value.h |
15088 | =================================================================== | |
15089 | --- gdb-7.2.90.20110703.orig/gdb/value.h 2011-03-04 21:07:22.000000000 +0100 | |
15090 | +++ gdb-7.2.90.20110703/gdb/value.h 2011-07-03 10:33:11.000000000 +0200 | |
15091 | @@ -473,6 +473,10 @@ extern struct value *value_from_decfloat | |
7566401a | 15092 | const gdb_byte *decbytes); |
6ed6bacf | 15093 | extern struct value *value_from_history_ref (char *, char **); |
7566401a ER |
15094 | |
15095 | +extern const char *object_address_data_not_valid (struct type *type); | |
51a5ef0f PS |
15096 | +extern struct type *object_address_get_data (struct type *type, |
15097 | + CORE_ADDR *address_return); | |
d566d21e | 15098 | + |
7566401a ER |
15099 | extern struct value *value_at (struct type *type, CORE_ADDR addr); |
15100 | extern struct value *value_at_lazy (struct type *type, CORE_ADDR addr); | |
15101 | ||
6ed6bacf AM |
15102 | @@ -697,10 +701,52 @@ extern struct internalvar *lookup_only_i |
15103 | ||
15104 | extern struct internalvar *create_internalvar (const char *name); | |
3a58abaf | 15105 | |
6ed6bacf AM |
15106 | -typedef struct value * (*internalvar_make_value) (struct gdbarch *, |
15107 | - struct internalvar *); | |
15108 | +/* An internalvar can be dynamically computed by supplying a vector of | |
15109 | + function pointers to perform various operations. */ | |
15110 | + | |
15111 | +struct internalvar_funcs | |
15112 | +{ | |
15113 | + /* Compute the value of the variable. The DATA argument passed to | |
15114 | + the function is the same argument that was passed to | |
15115 | + `create_internalvar_type_lazy'. */ | |
15116 | + | |
15117 | + struct value *(*make_value) (struct gdbarch *arch, | |
15118 | + struct internalvar *var, | |
15119 | + void *data); | |
15120 | + | |
15121 | + /* Update the agent expression EXPR with bytecode to compute the | |
15122 | + value. VALUE is the agent value we are updating. The DATA | |
15123 | + argument passed to this function is the same argument that was | |
15124 | + passed to `create_internalvar_type_lazy'. If this pointer is | |
15125 | + NULL, then the internalvar cannot be compiled to an agent | |
15126 | + expression. */ | |
15127 | + | |
15128 | + void (*compile_to_ax) (struct internalvar *var, | |
15129 | + struct agent_expr *expr, | |
15130 | + struct axs_value *value, | |
15131 | + void *data); | |
15132 | + | |
15133 | + /* If non-NULL, this is called to destroy DATA. The DATA argument | |
15134 | + passed to this function is the same argument that was passed to | |
15135 | + `create_internalvar_type_lazy'. */ | |
15136 | + | |
15137 | + void (*destroy) (void *data); | |
15138 | +}; | |
15139 | + | |
15140 | extern struct internalvar * | |
15141 | - create_internalvar_type_lazy (char *name, internalvar_make_value fun); | |
15142 | +create_internalvar_type_lazy (const char *name, | |
15143 | + const struct internalvar_funcs *funcs, | |
15144 | + void *data); | |
15145 | + | |
15146 | +/* Compile an internal variable to an agent expression. VAR is the | |
15147 | + variable to compile; EXPR and VALUE are the agent expression we are | |
15148 | + updating. This will return 0 if there is no known way to compile | |
15149 | + VAR, and 1 if VAR was successfully compiled. It may also throw an | |
15150 | + exception on error. */ | |
15151 | + | |
15152 | +extern int compile_internalvar_to_ax (struct internalvar *var, | |
15153 | + struct agent_expr *expr, | |
15154 | + struct axs_value *value); | |
3a58abaf | 15155 | |
6ed6bacf | 15156 | extern struct internalvar *lookup_internalvar (const char *name); |
3a58abaf | 15157 | |
6ed6bacf AM |
15158 | Index: gdb-7.2.90.20110703/gdb/windows-tdep.c |
15159 | =================================================================== | |
15160 | --- gdb-7.2.90.20110703.orig/gdb/windows-tdep.c 2011-01-12 02:23:29.000000000 +0100 | |
15161 | +++ gdb-7.2.90.20110703/gdb/windows-tdep.c 2011-07-03 10:33:11.000000000 +0200 | |
15162 | @@ -268,7 +268,7 @@ static struct lval_funcs tlb_value_funcs | |
15163 | if there's no object available. */ | |
15164 | ||
15165 | static struct value * | |
15166 | -tlb_make_value (struct gdbarch *gdbarch, struct internalvar *var) | |
15167 | +tlb_make_value (struct gdbarch *gdbarch, struct internalvar *var, void *ignore) | |
15168 | { | |
15169 | if (target_has_stack && !ptid_equal (inferior_ptid, null_ptid)) | |
15170 | { | |
15171 | @@ -425,6 +425,15 @@ init_w32_command_list (void) | |
15172 | } | |
15173 | } | |
15174 | ||
15175 | +/* Implementation of `tlb' variable. */ | |
15176 | + | |
15177 | +static const struct internalvar_funcs tlb_funcs = | |
15178 | +{ | |
15179 | + tlb_make_value, | |
15180 | + NULL, | |
15181 | + NULL | |
15182 | +}; | |
15183 | + | |
15184 | void | |
15185 | _initialize_windows_tdep (void) | |
15186 | { | |
15187 | @@ -451,5 +460,5 @@ even if their meaning is unknown."), | |
15188 | value with a void typed value, and when we get here, gdbarch | |
15189 | isn't initialized yet. At this point, we're quite sure there | |
15190 | isn't another convenience variable of the same name. */ | |
15191 | - create_internalvar_type_lazy ("_tlb", tlb_make_value); | |
15192 | + create_internalvar_type_lazy ("_tlb", &tlb_funcs, NULL); | |
15193 | } | |
15194 | Index: gdb-7.2.90.20110703/gdb/xcoffread.c | |
15195 | =================================================================== | |
15196 | --- gdb-7.2.90.20110703.orig/gdb/xcoffread.c 2011-03-07 17:17:29.000000000 +0100 | |
15197 | +++ gdb-7.2.90.20110703/gdb/xcoffread.c 2011-07-03 10:33:11.000000000 +0200 | |
15198 | @@ -3090,6 +3090,7 @@ static const struct sym_fns xcoff_sym_fn | |
15199 | default_symfile_segments, /* Get segment information from a file. */ | |
15200 | aix_process_linenos, | |
15201 | default_symfile_relocate, /* Relocate a debug section. */ | |
15202 | + NULL, /* sym_probe_fns */ | |
15203 | &psym_functions | |
15204 | }; | |
3a58abaf | 15205 |