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target-ppc: Fix target_disas 

Inspect only bit 16 for the Little Endian test.  Correct comment preceding
the target_disas() function.  Correct grammar in comment for flags processing.

Signed-off-by: Tom Musta <tommusta@gmail.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Tom Musta 2014-04-09 14:53:23 -05:00 committed by Alexander Graf
parent 0bbac62618
commit e13951f896
1 changed files with 4 additions and 3 deletions
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7
disas.c
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@ -191,7 +191,8 @@ static int print_insn_od_target(bfd_vma pc, disassemble_info *info)
values: values:
i386 - 1 means 16 bit code, 2 means 64 bit code i386 - 1 means 16 bit code, 2 means 64 bit code
arm - bit 0 = thumb, bit 1 = reverse endian, bit 2 = A64 arm - bit 0 = thumb, bit 1 = reverse endian, bit 2 = A64
ppc - nonzero means little endian ppc - bits 0:15 specify (optionally) the machine instruction set;
bit 16 indicates little endian.
other targets - unused other targets - unused
*/ */
void target_disas(FILE *out, CPUArchState *env, target_ulong code, void target_disas(FILE *out, CPUArchState *env, target_ulong code,
@ -251,11 +252,11 @@ void target_disas(FILE *out, CPUArchState *env, target_ulong code,
s.info.mach = bfd_mach_sparc_v9b; s.info.mach = bfd_mach_sparc_v9b;
#endif #endif
#elif defined(TARGET_PPC) #elif defined(TARGET_PPC)
if (flags >> 16) { if ((flags >> 16) & 1) {
s.info.endian = BFD_ENDIAN_LITTLE; s.info.endian = BFD_ENDIAN_LITTLE;
} }
if (flags & 0xFFFF) { if (flags & 0xFFFF) {
/* If we have a precise definitions of the instructions set, use it */ /* If we have a precise definition of the instruction set, use it. */
s.info.mach = flags & 0xFFFF; s.info.mach = flags & 0xFFFF;
} else { } else {
#ifdef TARGET_PPC64 #ifdef TARGET_PPC64