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authorMichael Snyder <msnyder@vmware.com>2009-08-26 23:59:19 +0000
committerMichael Snyder <msnyder@vmware.com>2009-08-26 23:59:19 +0000
commitd691bec7392097e60ed0416ba61ce7ffb734ea32 (patch)
tree002cf68aa9de6dc5688306cafe7716465e7724ae /gdb/i386-tdep.c
parent4e7defc130f5b148c9df0dc7c8f5d1ec6fa1ad3b (diff)
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2009-08-22 Michael Snyder <msnyder@vmware.com>
* i386-tdep.c (i386_process_record): Break out of prefix loop if not amd64. Otherwise inc/dec instructions are lost.
Diffstat (limited to 'gdb/i386-tdep.c')
-rw-r--r--gdb/i386-tdep.c36
1 files changed, 19 insertions, 17 deletions
diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c
index 836172b..def86cf 100644
--- a/gdb/i386-tdep.c
+++ b/gdb/i386-tdep.c
@@ -3280,23 +3280,23 @@ i386_process_record (struct gdbarch *gdbarch, struct regcache *regcache,
case 0x67:
prefixes |= PREFIX_ADDR;
break;
- case 0x40:
- case 0x41:
- case 0x42:
- case 0x43:
- case 0x44:
- case 0x45:
- case 0x46:
- case 0x47:
- case 0x48:
- case 0x49:
- case 0x4a:
- case 0x4b:
- case 0x4c:
- case 0x4d:
- case 0x4e:
- case 0x4f:
- if (ir.regmap[X86_RECORD_R8_REGNUM])
+ case 0x40: /* i386 inc %eax */
+ case 0x41: /* i386 inc %ecx */
+ case 0x42: /* i386 inc %edx */
+ case 0x43: /* i386 inc %ebx */
+ case 0x44: /* i386 inc %esp */
+ case 0x45: /* i386 inc %ebp */
+ case 0x46: /* i386 inc %esi */
+ case 0x47: /* i386 inc %edi */
+ case 0x48: /* i386 dec %eax */
+ case 0x49: /* i386 dec %ecx */
+ case 0x4a: /* i386 dec %edx */
+ case 0x4b: /* i386 dec %ebx */
+ case 0x4c: /* i386 dec %esp */
+ case 0x4d: /* i386 dec %ebp */
+ case 0x4e: /* i386 dec %esi */
+ case 0x4f: /* i386 dec %edi */
+ if (ir.regmap[X86_RECORD_R8_REGNUM]) /* 64 bit target */
{
/* REX */
rex = 1;
@@ -3305,6 +3305,8 @@ i386_process_record (struct gdbarch *gdbarch, struct regcache *regcache,
ir.rex_x = (tmpu8 & 0x2) << 2;
ir.rex_b = (tmpu8 & 0x1) << 3;
}
+ else /* 32 bit target */
+ goto out_prefixes;
break;
default:
goto out_prefixes;