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KVM: x86 emulator: add setcc instruction emulation

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Add setcc instruction emulation (opcode 0x0f 0x90~0x9f)

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Wei Yongjun 2010-08-06 17:10:07 +08:00 committed by Avi Kivity
parent 9cf4c4fcb5
commit ee45b58efe
1 changed files with 4 additions and 1 deletions
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5
arch/x86/kvm/emulate.c
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@ -2362,7 +2362,7 @@ static struct opcode twobyte_table[256] = {
/* 0x80 - 0x8F */
X16(D(SrcImm)),
/* 0x90 - 0x9F */
N, N, N, N, N, N, N, N, N, N, N, N, N, N, N, N,
X16(D(ByteOp | DstMem | SrcNone | ModRM| Mov)),
/* 0xA0 - 0xA7 */
D(ImplicitOps | Stack), D(ImplicitOps | Stack),
N, D(DstMem | SrcReg | ModRM | BitOp),
@ -3424,6 +3424,9 @@ twobyte_insn:
if (test_cc(c->b, ctxt->eflags))
jmp_rel(c, c->src.val);
break;
case 0x90 ... 0x9f: /* setcc r/m8 */
c->dst.val = test_cc(c->b, ctxt->eflags);
break;
case 0xa0: /* push fs */
emulate_push_sreg(ctxt, ops, VCPU_SREG_FS);
break;