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

View File

@ -191,7 +191,8 @@ static int print_insn_od_target(bfd_vma pc, disassemble_info *info)
values:
i386 - 1 means 16 bit code, 2 means 64 bit code
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
*/
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;
#endif
#elif defined(TARGET_PPC)
if (flags >> 16) {
if ((flags >> 16) & 1) {
s.info.endian = BFD_ENDIAN_LITTLE;
}
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;
} else {
#ifdef TARGET_PPC64