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ARM thumb disassembly (Paul Brook)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1416 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-04-27 20:15:00 +00:00
parent 192c7bd927
commit c2d551ff5a
2 changed files with 23 additions and 3 deletions
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5
arm-dis.c
View File

@ -1556,6 +1556,11 @@ print_insn_arm (pc, info)
}
is_thumb = force_thumb;
if (pc & 1)
{
is_thumb = 1;
pc &= ~(bfd_vma) 1;
}
#if 0
if (!is_thumb && info->symbols != NULL)

21
disas.c
View File

@ -108,8 +108,20 @@ bfd_vma bfd_getb32 (const bfd_byte *addr)
return (bfd_vma) v;
}
/* Disassemble this for me please... (debugging). 'flags' is only used
for i386: non zero means 16 bit code */
#ifdef TARGET_ARM
static int
print_insn_thumb1(bfd_vma pc, disassemble_info *info)
{
return print_insn_arm(pc | 1, info);
}
#endif
/* Disassemble this for me please... (debugging). 'flags' has teh following
values:
i386 - nonzero means 16 bit code
arm - nonzero means thumb code
other targets - unused
*/
void target_disas(FILE *out, target_ulong code, target_ulong size, int flags)
{
target_ulong pc;
@ -137,7 +149,10 @@ void target_disas(FILE *out, target_ulong code, target_ulong size, int flags)
disasm_info.mach = bfd_mach_i386_i386;
print_insn = print_insn_i386;
#elif defined(TARGET_ARM)
print_insn = print_insn_arm;
if (flags)
print_insn = print_insn_thumb1;
else
print_insn = print_insn_arm;
#elif defined(TARGET_SPARC)
print_insn = print_insn_sparc;
#elif defined(TARGET_PPC)