From ee45b58efebc826ea2ade310f6e311702d4a5ab9 Mon Sep 17 00:00:00 2001 From: Wei Yongjun Date: Fri, 6 Aug 2010 17:10:07 +0800 Subject: [PATCH] KVM: x86 emulator: add setcc instruction emulation Add setcc instruction emulation (opcode 0x0f 0x90~0x9f) Signed-off-by: Wei Yongjun Signed-off-by: Avi Kivity --- arch/x86/kvm/emulate.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 0c08bffe6cb4..df349f376da8 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -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; -- 2.30.2