OSDN Git Service
(root)
/
qmiga
/
qemu.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
f5847c9
)
target-i386: clean up sahf
author
Paolo Bonzini
<pbonzini@redhat.com>
Fri, 5 Oct 2012 22:18:55 +0000
(
00:18
+0200)
committer
Richard Henderson
<rth@twiddle.net>
Mon, 18 Feb 2013 23:03:56 +0000
(15:03 -0800)
Discard CC_DST and set s->cc_op immediately after computing EFLAGS.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
target-i386/translate.c
patch
|
blob
|
history
diff --git
a/target-i386/translate.c
b/target-i386/translate.c
index
80483c0
..
64564e0
100644
(file)
--- a/
target-i386/translate.c
+++ b/
target-i386/translate.c
@@
-6502,10
+6502,12
@@
static target_ulong disas_insn(CPUX86State *env, DisasContext *s,
if (s->cc_op != CC_OP_DYNAMIC)
gen_op_set_cc_op(s->cc_op);
gen_compute_eflags(cpu_cc_src);
+ tcg_gen_discard_tl(cpu_cc_dst);
+ s->cc_op = CC_OP_EFLAGS;
+
tcg_gen_andi_tl(cpu_cc_src, cpu_cc_src, CC_O);
tcg_gen_andi_tl(cpu_T[0], cpu_T[0], CC_S | CC_Z | CC_A | CC_P | CC_C);
tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, cpu_T[0]);
- s->cc_op = CC_OP_EFLAGS;
break;
case 0x9f: /* lahf */
if (CODE64(s) && !(s->cpuid_ext3_features & CPUID_EXT3_LAHF_LM))