- outdated

[packages/crossm68k-gcc.git] / crossm68k-gcc-thunk.patch

This takes care of -mid-shared-library requirements for
code generated by m68k_output_mi_thunk().

NOTE: the generated assembly code clobbers %a1. I don't
know whether this is safe.


diff -Npr -U10 gcc-3.3.1.orig/gcc/config/m68k/m68k.c gcc-3.3.1/gcc/config/m68k/m68k.c
--- gcc-3.3.1.orig/gcc/config/m68k/m68k.c	2003-07-25 00:35:34.000000000 +0200
+++ gcc-3.3.1/gcc/config/m68k/m68k.c	2003-07-25 00:36:14.000000000 +0200
@@ -4181,40 +4181,44 @@ m68k_output_mi_thunk (file, thunk, delta
 #endif
     }
 
   xops[0] = DECL_RTL (function);
 
   /* Logic taken from call patterns in m68k.md.  */
   if (flag_pic)
     {
       if (TARGET_PCREL)
 	fmt = "bra.l %o0";
-      else
+      else if ((flag_pic == 1) || TARGET_68020)
 	{
 #ifdef MOTOROLA
 #ifdef HPUX_ASM
 	  fmt = "bra.l %0";
 #else
 #ifdef USE_GAS
 	  fmt = "bra.l %0@PLTPC";
 #else
 	  fmt = "bra %0@PLTPC";
 #endif
 #endif
 #else
 #ifdef USE_GAS
 	  fmt = "bra.l %0";
 #else
 	  fmt = "jra %0,a1";
 #endif
 #endif
 	}
+      else if (optimize_size || TARGET_ID_SHARED_LIBRARY)
+        fmt = "move.l %0@GOT(%%a5), %%a1\n\tjmp (%%a1)";
+      else
+        fmt = "lea %0-.-8,%%a1\n\tjsr 0(%%pc,%%a1)";
     }
   else
     {
 #if defined (MOTOROLA) && !defined (USE_GAS)
 #ifdef MOTOROLA_BSR
       fmt = "bra %0";
 #else
       fmt = "jmp %0";
 #endif
 #else