diff -durN mozilla.orig/config/mkdepend/imakemdep.h mozilla/config/mkdepend/imakemdep.h --- mozilla.orig/config/mkdepend/imakemdep.h 1998-09-05 06:22:25.000000000 +0200 +++ mozilla/config/mkdepend/imakemdep.h 2005-01-01 01:18:35.345553032 +0100 @@ -277,6 +277,9 @@ # ifdef __i386__ "-D__i386__", # endif +# ifdef __x86_64__ + "-D__x86_64__", +# endif # ifdef __GNUC__ "-traditional", # endif diff -durN mozilla.orig/directory/c-sdk/ldap/libraries/liblber/lber-int.h mozilla/directory/c-sdk/ldap/libraries/liblber/lber-int.h --- mozilla.orig/directory/c-sdk/ldap/libraries/liblber/lber-int.h 2002-03-26 22:53:23.000000000 +0100 +++ mozilla/directory/c-sdk/ldap/libraries/liblber/lber-int.h 2005-01-01 01:18:35.344553184 +0100 @@ -236,23 +236,22 @@ (((_l)&0xff0000)>>8) + (((_l)&0xff000000)>>24)) #define LBER_NTOHL(_l) LBER_HTONL(_l) -#elif !defined(__alpha) || defined(VMS) +#elif !defined(__x86_64__) && (!defined(__alpha) || defined(VMS)) #define LBER_HTONL( l ) htonl( l ) #define LBER_NTOHL( l ) ntohl( l ) #else /* __alpha */ /* - * htonl and ntohl on the DEC Alpha under OSF 1 seem to only swap the - * lower-order 32-bits of a (64-bit) long, so we define correct versions - * here. + * htonl and ntohl on the 64-bit UNIX platforms only swap the lower-order + * 32-bits of a (64-bit) long, so we define correct versions here. */ #define LBER_HTONL( l ) (((long)htonl( (l) & 0x00000000FFFFFFFF )) << 32 \ | htonl( ( (l) & 0xFFFFFFFF00000000 ) >> 32 )) #define LBER_NTOHL( l ) (((long)ntohl( (l) & 0x00000000FFFFFFFF )) << 32 \ | ntohl( ( (l) & 0xFFFFFFFF00000000 ) >> 32 )) -#endif /* __alpha */ +#endif /* __alpha || __x86_64__ */ /* function prototypes */ diff -durN mozilla.orig/nsprpub/configure mozilla/nsprpub/configure --- mozilla.orig/nsprpub/configure 2003-08-30 02:18:12.000000000 +0200 +++ mozilla/nsprpub/configure 2005-01-01 01:18:35.337554248 +0100 @@ -3729,6 +3729,9 @@ ia64) PR_MD_ASFILES=os_Linux_ia64.s ;; + x86_64) + PR_MD_ASFILES=os_Linux_x86_64.s + ;; m68k) CFLAGS="$CFLAGS -m68020-60" CXXFLAGS="$CXXFLAGS -m68020-60" diff -durN mozilla.orig/nsprpub/configure.in mozilla/nsprpub/configure.in --- mozilla.orig/nsprpub/configure.in 2003-08-30 02:18:18.000000000 +0200 +++ mozilla/nsprpub/configure.in 2005-01-01 01:18:35.326555920 +0100 @@ -1218,6 +1218,9 @@ ia64) PR_MD_ASFILES=os_Linux_ia64.s ;; + x86_64) + PR_MD_ASFILES=os_Linux_x86_64.s + ;; m68k) CFLAGS="$CFLAGS -m68020-60" CXXFLAGS="$CXXFLAGS -m68020-60" diff -durN mozilla.orig/nsprpub/pr/include/md/_linux.cfg mozilla/nsprpub/pr/include/md/_linux.cfg --- mozilla.orig/nsprpub/pr/include/md/_linux.cfg 2003-02-27 00:53:38.000000000 +0100 +++ mozilla/nsprpub/pr/include/md/_linux.cfg 2005-01-01 01:18:35.323556376 +0100 @@ -182,6 +182,52 @@ #define PR_BYTES_PER_WORD_LOG2 3 #define PR_BYTES_PER_DWORD_LOG2 3 +#elif defined(__x86_64__) + +#define IS_LITTLE_ENDIAN 1 +#undef IS_BIG_ENDIAN +#define IS_64 + +#define PR_BYTES_PER_BYTE 1 +#define PR_BYTES_PER_SHORT 2 +#define PR_BYTES_PER_INT 4 +#define PR_BYTES_PER_INT64 8 +#define PR_BYTES_PER_LONG 8 +#define PR_BYTES_PER_FLOAT 4 +#define PR_BYTES_PER_DOUBLE 8 +#define PR_BYTES_PER_WORD 8 +#define PR_BYTES_PER_DWORD 8 + +#define PR_BITS_PER_BYTE 8 +#define PR_BITS_PER_SHORT 16 +#define PR_BITS_PER_INT 32 +#define PR_BITS_PER_INT64 64 +#define PR_BITS_PER_LONG 64 +#define PR_BITS_PER_FLOAT 32 +#define PR_BITS_PER_DOUBLE 64 +#define PR_BITS_PER_WORD 64 + +#define PR_BITS_PER_BYTE_LOG2 3 +#define PR_BITS_PER_SHORT_LOG2 4 +#define PR_BITS_PER_INT_LOG2 5 +#define PR_BITS_PER_INT64_LOG2 6 +#define PR_BITS_PER_LONG_LOG2 6 +#define PR_BITS_PER_FLOAT_LOG2 5 +#define PR_BITS_PER_DOUBLE_LOG2 6 +#define PR_BITS_PER_WORD_LOG2 6 + +#define PR_ALIGN_OF_SHORT 2 +#define PR_ALIGN_OF_INT 4 +#define PR_ALIGN_OF_LONG 8 +#define PR_ALIGN_OF_INT64 8 +#define PR_ALIGN_OF_FLOAT 4 +#define PR_ALIGN_OF_DOUBLE 8 +#define PR_ALIGN_OF_POINTER 8 +#define PR_ALIGN_OF_WORD 8 + +#define PR_BYTES_PER_WORD_LOG2 3 +#define PR_BYTES_PER_DWORD_LOG2 3 + #elif defined(__mc68000__) #undef IS_LITTLE_ENDIAN diff -durN mozilla.orig/nsprpub/pr/include/md/_linux.h mozilla/nsprpub/pr/include/md/_linux.h --- mozilla.orig/nsprpub/pr/include/md/_linux.h 2003-02-27 00:53:39.000000000 +0100 +++ mozilla/nsprpub/pr/include/md/_linux.h 2005-01-01 01:18:35.323556376 +0100 @@ -49,6 +49,8 @@ #define _PR_SI_ARCHITECTURE "alpha" #elif defined(__ia64__) #define _PR_SI_ARCHITECTURE "ia64" +#elif defined(__x86_64__) +#define _PR_SI_ARCHITECTURE "x86-64" #elif defined(__mc68000__) #define _PR_SI_ARCHITECTURE "m68k" #elif defined(__sparc__) @@ -107,6 +109,19 @@ #define _MD_ATOMIC_SET _PR_ia64_AtomicSet #endif +#if defined(__x86_64__) +#define _PR_HAVE_ATOMIC_OPS +#define _MD_INIT_ATOMIC() +extern PRInt32 _PR_x86_64_AtomicIncrement(PRInt32 *val); +#define _MD_ATOMIC_INCREMENT _PR_x86_64_AtomicIncrement +extern PRInt32 _PR_x86_64_AtomicDecrement(PRInt32 *val); +#define _MD_ATOMIC_DECREMENT _PR_x86_64_AtomicDecrement +extern PRInt32 _PR_x86_64_AtomicAdd(PRInt32 *ptr, PRInt32 val); +#define _MD_ATOMIC_ADD _PR_x86_64_AtomicAdd +extern PRInt32 _PR_x86_64_AtomicSet(PRInt32 *val, PRInt32 newval); +#define _MD_ATOMIC_SET _PR_x86_64_AtomicSet +#endif + #define USE_SETJMP #if defined(__GLIBC__) && __GLIBC__ >= 2 #define _PR_POLL_AVAILABLE diff -durN mozilla.orig/nsprpub/pr/src/io/prprf.c mozilla/nsprpub/pr/src/io/prprf.c --- mozilla.orig/nsprpub/pr/src/io/prprf.c 2003-02-27 00:53:42.000000000 +0100 +++ mozilla/nsprpub/pr/src/io/prprf.c 2005-01-01 01:18:35.324556224 +0100 @@ -51,7 +51,10 @@ ** Note: on some platforms va_list is defined as an array, ** and requires array notation. */ -#if (defined(LINUX) && defined(__powerpc__)) || \ +#if (defined(LINUX) && defined(__x86_64__)) +#include +#define VARARGS_ASSIGN(foo, bar) __va_copy((foo), (bar)) +#elif (defined(LINUX) && defined(__powerpc__)) || \ (defined(LINUX) && defined(__s390__)) || \ (defined(LINUX) && defined(__s390x__)) || \ defined(WIN16) || defined(QNX) || \ diff -durN mozilla.orig/nsprpub/pr/src/md/unix/os_Linux_x86_64.s mozilla/nsprpub/pr/src/md/unix/os_Linux_x86_64.s --- mozilla.orig/nsprpub/pr/src/md/unix/os_Linux_x86_64.s 1970-01-01 01:00:00.000000000 +0100 +++ mozilla/nsprpub/pr/src/md/unix/os_Linux_x86_64.s 2005-01-01 01:18:35.325556072 +0100 @@ -0,0 +1,91 @@ +/ -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- +/ +/ The contents of this file are subject to the Mozilla Public +/ License Version 1.1 (the "License"); you may not use this file +/ except in compliance with the License. You may obtain a copy of +/ the License at http://www.mozilla.org/MPL/ +/ +/ Software distributed under the License is distributed on an "AS +/ IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or +/ implied. See the License for the specific language governing +/ rights and limitations under the License. +/ +/ The Original Code is the Netscape Portable Runtime (NSPR). +/ +/ The Initial Developer of the Original Code is Netscape +/ Communications Corporation. Portions created by Netscape are +/ Copyright (C) 2000 Netscape Communications Corporation. All +/ Rights Reserved. +/ +/ Contributor(s): +/ +/ Alternatively, the contents of this file may be used under the +/ terms of the GNU General Public License Version 2 or later (the +/ "GPL"), in which case the provisions of the GPL are applicable +/ instead of those above. If you wish to allow use of your +/ version of this file only under the terms of the GPL and not to +/ allow others to use your version of this file under the MPL, +/ indicate your decision by deleting the provisions above and +/ replace them with the notice and other provisions required by +/ the GPL. If you do not delete the provisions above, a recipient +/ may use your version of this file under either the MPL or the +/ GPL. +/ + +/ PRInt32 _PR_x86_64_AtomicIncrement(PRInt32 *val) +/ +/ Atomically increment the integer pointed to by 'val' and return +/ the result of the increment. +/ + .text + .globl _PR_x86_64_AtomicIncrement + .align 4 +_PR_x86_64_AtomicIncrement: + movl $1, %eax + lock + xaddl %eax, (%rdi) + incl %eax + ret + +/ PRInt32 _PR_x86_64_AtomicDecrement(PRInt32 *val) +/ +/ Atomically decrement the integer pointed to by 'val' and return +/ the result of the decrement. +/ + .text + .globl _PR_x86_64_AtomicDecrement + .align 4 +_PR_x86_64_AtomicDecrement: + movl $-1, %eax + lock + xaddl %eax, (%rdi) + decl %eax + ret + +/ PRInt32 _PR_x86_64_AtomicSet(PRInt32 *val, PRInt32 newval) +/ +/ Atomically set the integer pointed to by 'val' to the new +/ value 'newval' and return the old value. + .text + .globl _PR_x86_64_AtomicSet + .align 4 +_PR_x86_64_AtomicSet: + movl %esi, %eax + lock + xchgl %eax, (%rdi) + ret + +/ PRInt32 _PR_x86_64_AtomicAdd(PRInt32 *ptr, PRInt32 val) +/ +/ Atomically add 'val' to the integer pointed to by 'ptr' +/ and return the result of the addition. +/ + .text + .globl _PR_x86_64_AtomicAdd + .align 4 +_PR_x86_64_AtomicAdd: + movl %esi, %eax + lock + xaddl %eax, (%rdi) + addl %esi, %eax + ret diff -durN mozilla.orig/security/coreconf/Linux.mk mozilla/security/coreconf/Linux.mk --- mozilla.orig/security/coreconf/Linux.mk 2003-05-01 02:31:20.000000000 +0200 +++ mozilla/security/coreconf/Linux.mk 2005-01-01 01:18:35.344553184 +0100 @@ -66,6 +66,10 @@ OS_REL_CFLAGS = -DLINUX1_2 -D_XOPEN_SOURCE CPU_ARCH = ia64 else +ifeq ($(OS_TEST),x86_64) + OS_REL_CFLAGS = -DLINUX1_2 -D_XOPEN_SOURCE + CPU_ARCH = x86_64 +else ifeq ($(OS_TEST),sparc) OS_REL_CFLAGS = -DLINUX1_2 -D_XOPEN_SOURCE CPU_ARCH = sparc @@ -107,6 +111,7 @@ endif endif endif +endif LIBC_TAG = _glibc diff -durN mozilla.orig/xpcom/reflect/xptcall/src/md/unix/Makefile.in mozilla/xpcom/reflect/xptcall/src/md/unix/Makefile.in --- mozilla.orig/xpcom/reflect/xptcall/src/md/unix/Makefile.in 2003-08-15 06:00:23.000000000 +0200 +++ mozilla/xpcom/reflect/xptcall/src/md/unix/Makefile.in 2005-01-01 01:18:35.345553032 +0100 @@ -55,10 +55,15 @@ # Migrate other platforms here after testing # ifneq (,$(filter Linux,$(OS_ARCH))) +# Linux/x86-64 +ifeq (x86_64,$(OS_TEST)) +CPPSRCS := xptcinvoke_x86_64_linux.cpp xptcstubs_x86_64_linux.cpp +else ifeq (86,$(findstring 86,$(OS_TEST))) CPPSRCS := xptcinvoke_gcc_x86_unix.cpp xptcstubs_gcc_x86_unix.cpp endif endif +endif # IA64 Linux ifneq (,$(filter Linux,$(OS_ARCH))) ifneq (,$(findstring ia64,$(OS_TEST))) diff -durN mozilla.orig/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_x86_64_linux.cpp mozilla/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_x86_64_linux.cpp --- mozilla.orig/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_x86_64_linux.cpp 1970-01-01 01:00:00.000000000 +0100 +++ mozilla/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_x86_64_linux.cpp 2005-01-01 01:18:35.346552880 +0100 @@ -0,0 +1,174 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +// Platform specific code to invoke XPCOM methods on native objects + +#include "xptcprivate.h" + +// 6 integral parameters are passed in registers +const PRUint32 GPR_COUNT = 6; + +// 8 floating point parameters are passed in SSE registers +const PRUint32 FPR_COUNT = 8; + +// Remember that these 'words' are 64-bit long +static inline void +invoke_count_words(PRUint32 paramCount, nsXPTCVariant * s, + PRUint32 & nr_gpr, PRUint32 & nr_fpr, PRUint32 & nr_stack) +{ + nr_gpr = 1; // skip one GP register for 'that' + nr_fpr = 0; + nr_stack = 0; + + /* Compute number of eightbytes of class MEMORY. */ + for (uint32 i = 0; i < paramCount; i++, s++) { + if (!s->IsPtrData() + && (s->type == nsXPTType::T_FLOAT || s->type == nsXPTType::T_DOUBLE)) { + if (nr_fpr < FPR_COUNT) + nr_fpr++; + else + nr_stack++; + } + else { + if (nr_gpr < GPR_COUNT) + nr_gpr++; + else + nr_stack++; + } + } +} + +static void +invoke_copy_to_stack(PRUint64 * d, PRUint32 paramCount, nsXPTCVariant * s, + PRUint64 * gpregs, double * fpregs) +{ + PRUint32 nr_gpr = 1; // skip one GP register for 'that' + PRUint32 nr_fpr = 0; + PRUint64 value; + + for (uint32 i = 0; i < paramCount; i++, s++) { + if (s->IsPtrData()) + value = (PRUint64) s->ptr; + else { + switch (s->type) { + case nsXPTType::T_FLOAT: break; + case nsXPTType::T_DOUBLE: break; + case nsXPTType::T_I8: value = s->val.i8; break; + case nsXPTType::T_I16: value = s->val.i16; break; + case nsXPTType::T_I32: value = s->val.i32; break; + case nsXPTType::T_I64: value = s->val.i64; break; + case nsXPTType::T_U8: value = s->val.u8; break; + case nsXPTType::T_U16: value = s->val.u16; break; + case nsXPTType::T_U32: value = s->val.u32; break; + case nsXPTType::T_U64: value = s->val.u64; break; + case nsXPTType::T_BOOL: value = s->val.b; break; + case nsXPTType::T_CHAR: value = s->val.c; break; + case nsXPTType::T_WCHAR: value = s->val.wc; break; + default: value = (PRUint64) s->val.p; break; + } + } + + if (!s->IsPtrData() && s->type == nsXPTType::T_DOUBLE) { + if (nr_fpr < FPR_COUNT) + fpregs[nr_fpr++] = s->val.d; + else { + *((double *)d) = s->val.d; + d++; + } + } + else if (!s->IsPtrData() && s->type == nsXPTType::T_FLOAT) { + if (nr_fpr < FPR_COUNT) + // The value in %xmm register is already prepared to + // be retrieved as a float. Therefore, we pass the + // value verbatim, as a double without conversion. + fpregs[nr_fpr++] = s->val.d; + else { + *((float *)d) = s->val.f; + d++; + } + } + else { + if (nr_gpr < GPR_COUNT) + gpregs[nr_gpr++] = value; + else + *d++ = value; + } + } +} + +extern "C" +XPTC_PUBLIC_API(nsresult) +XPTC_InvokeByIndex(nsISupports * that, PRUint32 methodIndex, + PRUint32 paramCount, nsXPTCVariant * params) +{ + PRUint32 nr_gpr, nr_fpr, nr_stack; + invoke_count_words(paramCount, params, nr_gpr, nr_fpr, nr_stack); + + // Stack, if used, must be 16-bytes aligned + if (nr_stack) + nr_stack = (nr_stack + 1) & ~1; + + // Load parameters to stack, if necessary + PRUint64 *stack = (PRUint64 *) __builtin_alloca(nr_stack * 8); + PRUint64 gpregs[GPR_COUNT]; + double fpregs[FPR_COUNT]; + invoke_copy_to_stack(stack, paramCount, params, gpregs, fpregs); + + // Load FPR registers from fpregs[] + register double d0 asm("xmm0"); + register double d1 asm("xmm1"); + register double d2 asm("xmm2"); + register double d3 asm("xmm3"); + register double d4 asm("xmm4"); + register double d5 asm("xmm5"); + register double d6 asm("xmm6"); + register double d7 asm("xmm7"); + + switch (nr_fpr) { +#define ARG_FPR(N) \ + case N+1: d##N = fpregs[N]; + ARG_FPR(7); + ARG_FPR(6); + ARG_FPR(5); + ARG_FPR(4); + ARG_FPR(3); + ARG_FPR(2); + ARG_FPR(1); + ARG_FPR(0); + case 0:; +#undef ARG_FPR + } + + // Load GPR registers from gpregs[] + register PRUint64 a0 asm("rdi"); + register PRUint64 a1 asm("rsi"); + register PRUint64 a2 asm("rdx"); + register PRUint64 a3 asm("rcx"); + register PRUint64 a4 asm("r8"); + register PRUint64 a5 asm("r9"); + + switch (nr_gpr) { +#define ARG_GPR(N) \ + case N+1: a##N = gpregs[N]; + ARG_GPR(5); + ARG_GPR(4); + ARG_GPR(3); + ARG_GPR(2); + ARG_GPR(1); + case 1: a0 = (PRUint64) that; + case 0:; +#undef ARG_GPR + } + + // Ensure that assignments to SSE registers won't be optimized away + asm("" :: + "x" (d0), "x" (d1), "x" (d2), "x" (d3), + "x" (d4), "x" (d5), "x" (d6), "x" (d7)); + + // Get pointer to method + PRUint64 methodAddress = *((PRUint64 *)that); + methodAddress += 8 * methodIndex; + methodAddress = *((PRUint64 *)methodAddress); + + typedef PRUint32 (*Method)(PRUint64, PRUint64, PRUint64, PRUint64, PRUint64, PRUint64); + PRUint32 result = ((Method)methodAddress)(a0, a1, a2, a3, a4, a5); + return result; +} diff -durN mozilla.orig/xpcom/reflect/xptcall/src/md/unix/xptcstubs_x86_64_linux.cpp mozilla/xpcom/reflect/xptcall/src/md/unix/xptcstubs_x86_64_linux.cpp --- mozilla.orig/xpcom/reflect/xptcall/src/md/unix/xptcstubs_x86_64_linux.cpp 1970-01-01 01:00:00.000000000 +0100 +++ mozilla/xpcom/reflect/xptcall/src/md/unix/xptcstubs_x86_64_linux.cpp 2005-01-01 01:18:35.347552728 +0100 @@ -0,0 +1,206 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ + +// Implement shared vtbl methods. + +#include "xptcprivate.h" + +// The Linux/x86-64 ABI passes the first 6 integral parameters and the +// first 8 floating point parameters in registers (rdi, rsi, rdx, rcx, +// r8, r9 and xmm0-xmm7), no stack space is allocated for these by the +// caller. The rest of the parameters are passed in the callers stack +// area. + +const PRUint32 PARAM_BUFFER_COUNT = 16; +const PRUint32 GPR_COUNT = 6; +const PRUint32 FPR_COUNT = 8; + +// PrepareAndDispatch() is called by SharedStub() and calls the actual method. +// +// - 'args[]' contains the arguments passed on stack +// - 'gpregs[]' contains the arguments passed in integer registers +// - 'fpregs[]' contains the arguments passed in floating point registers +// +// The parameters are mapped into an array of type 'nsXPTCMiniVariant' +// and then the method gets called. + +extern "C" nsresult +PrepareAndDispatch(nsXPTCStubBase * self, PRUint32 methodIndex, + PRUint64 * args, PRUint64 * gpregs, double *fpregs) +{ + nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT]; + nsXPTCMiniVariant* dispatchParams = NULL; + nsIInterfaceInfo* iface_info = NULL; + const nsXPTMethodInfo* info; + PRUint32 paramCount; + PRUint32 i; + nsresult result = NS_ERROR_FAILURE; + + NS_ASSERTION(self,"no self"); + + self->GetInterfaceInfo(&iface_info); + NS_ASSERTION(iface_info,"no interface info"); + if (! iface_info) + return NS_ERROR_UNEXPECTED; + + iface_info->GetMethodInfo(PRUint16(methodIndex), &info); + NS_ASSERTION(info,"no method info"); + if (! info) + return NS_ERROR_UNEXPECTED; + + paramCount = info->GetParamCount(); + + // setup variant array pointer + if(paramCount > PARAM_BUFFER_COUNT) + dispatchParams = new nsXPTCMiniVariant[paramCount]; + else + dispatchParams = paramBuffer; + + NS_ASSERTION(dispatchParams,"no place for params"); + if (! dispatchParams) + return NS_ERROR_OUT_OF_MEMORY; + + PRUint64* ap = args; + PRUint32 nr_gpr = 1; // skip one GPR register for 'that' + PRUint32 nr_fpr = 0; + PRUint64 value; + + for(i = 0; i < paramCount; i++) { + const nsXPTParamInfo& param = info->GetParam(i); + const nsXPTType& type = param.GetType(); + nsXPTCMiniVariant* dp = &dispatchParams[i]; + + if (!param.IsOut() && type == nsXPTType::T_DOUBLE) { + if (nr_fpr < FPR_COUNT) + dp->val.d = fpregs[nr_fpr++]; + else + dp->val.d = *(double*) ap++; + continue; + } + else if (!param.IsOut() && type == nsXPTType::T_FLOAT) { + if (nr_fpr < FPR_COUNT) + // The value in %xmm register is already prepared to + // be retrieved as a float. Therefore, we pass the + // value verbatim, as a double without conversion. + dp->val.d = *(double*) ap++; + else + dp->val.f = *(float*) ap++; + continue; + } + else { + if (nr_gpr < GPR_COUNT) + value = gpregs[nr_gpr++]; + else + value = *ap++; + } + + if (param.IsOut() || !type.IsArithmetic()) { + dp->val.p = (void*) value; + continue; + } + + switch (type) { + case nsXPTType::T_I8: dp->val.i8 = (PRInt8) value; break; + case nsXPTType::T_I16: dp->val.i16 = (PRInt16) value; break; + case nsXPTType::T_I32: dp->val.i32 = (PRInt32) value; break; + case nsXPTType::T_I64: dp->val.i64 = (PRInt64) value; break; + case nsXPTType::T_U8: dp->val.u8 = (PRUint8) value; break; + case nsXPTType::T_U16: dp->val.u16 = (PRUint16) value; break; + case nsXPTType::T_U32: dp->val.u32 = (PRUint32) value; break; + case nsXPTType::T_U64: dp->val.u64 = (PRUint64) value; break; + case nsXPTType::T_BOOL: dp->val.b = (PRBool) value; break; + case nsXPTType::T_CHAR: dp->val.c = (char) value; break; + case nsXPTType::T_WCHAR: dp->val.wc = (wchar_t) value; break; + + default: + NS_ASSERTION(0, "bad type"); + break; + } + } + + result = self->CallMethod((PRUint16) methodIndex, info, dispatchParams); + + NS_RELEASE(iface_info); + + if (dispatchParams != paramBuffer) + delete [] dispatchParams; + + return result; +} + +#if defined(__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100 /* G++ V3 ABI */ +// Linux/x86-64 uses gcc >= 3.1 +#define STUB_ENTRY(n) \ +asm(".section \".text\"\n\t" \ + ".align 2\n\t" \ + ".if " #n " < 10\n\t" \ + ".globl _ZN14nsXPTCStubBase5Stub" #n "Ev\n\t" \ + ".type _ZN14nsXPTCStubBase5Stub" #n "Ev,@function\n" \ + "_ZN14nsXPTCStubBase5Stub" #n "Ev:\n\t" \ + ".elseif " #n " < 100\n\t" \ + ".globl _ZN14nsXPTCStubBase6Stub" #n "Ev\n\t" \ + ".type _ZN14nsXPTCStubBase6Stub" #n "Ev,@function\n" \ + "_ZN14nsXPTCStubBase6Stub" #n "Ev:\n\t" \ + ".elseif " #n " < 1000\n\t" \ + ".globl _ZN14nsXPTCStubBase7Stub" #n "Ev\n\t" \ + ".type _ZN14nsXPTCStubBase7Stub" #n "Ev,@function\n" \ + "_ZN14nsXPTCStubBase7Stub" #n "Ev:\n\t" \ + ".else\n\t" \ + ".err \"stub number " #n " >= 1000 not yet supported\"\n\t" \ + ".endif\n\t" \ + "movl $" #n ", %eax\n\t" \ + "jmp SharedStub\n\t" \ + ".if " #n " < 10\n\t" \ + ".size _ZN14nsXPTCStubBase5Stub" #n "Ev,.-_ZN14nsXPTCStubBase5Stub" #n "Ev\n\t" \ + ".elseif " #n " < 100\n\t" \ + ".size _ZN14nsXPTCStubBase6Stub" #n "Ev,.-_ZN14nsXPTCStubBase6Stub" #n "Ev\n\t" \ + ".else\n\t" \ + ".size _ZN14nsXPTCStubBase7Stub" #n "Ev,.-_ZN14nsXPTCStubBase7Stub" #n "Ev\n\t" \ + ".endif"); + +// static nsresult SharedStub(PRUint32 methodIndex) +asm(".section \".text\"\n\t" + ".align 2\n\t" + ".type SharedStub,@function\n\t" + "SharedStub:\n\t" + // make room for gpregs (48), fpregs (64) + "pushq %rbp\n\t" + "movq %rsp,%rbp\n\t" + "subq $112,%rsp\n\t" + // save GP registers + "movq %rdi,-112(%rbp)\n\t" + "movq %rsi,-104(%rbp)\n\t" + "movq %rdx, -96(%rbp)\n\t" + "movq %rcx, -88(%rbp)\n\t" + "movq %r8 , -80(%rbp)\n\t" + "movq %r9 , -72(%rbp)\n\t" + "leaq -112(%rbp),%rcx\n\t" + // save FP registers + "movsd %xmm0,-64(%rbp)\n\t" + "movsd %xmm1,-56(%rbp)\n\t" + "movsd %xmm2,-48(%rbp)\n\t" + "movsd %xmm3,-40(%rbp)\n\t" + "movsd %xmm4,-32(%rbp)\n\t" + "movsd %xmm5,-24(%rbp)\n\t" + "movsd %xmm6,-16(%rbp)\n\t" + "movsd %xmm7, -8(%rbp)\n\t" + "leaq -64(%rbp),%r8\n\t" + // rdi has the 'self' pointer already + "movl %eax,%esi\n\t" + "leaq 16(%rbp),%rdx\n\t" + "call PrepareAndDispatch@plt\n\t" + "leave\n\t" + "ret\n\t" + ".size SharedStub,.-SharedStub"); + +#define SENTINEL_ENTRY(n) \ +nsresult nsXPTCStubBase::Sentinel##n() \ +{ \ + NS_ASSERTION(0,"nsXPTCStubBase::Sentinel called"); \ + return NS_ERROR_NOT_IMPLEMENTED; \ +} + +#include "xptcstubsdef.inc" + +#else +#error "can't find a compiler to use" +#endif /* __GNUC__ */