From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Yongjun Subject: [PATCH] KVM: x86 emulator: add setcc instruction emulation Date: Fri, 06 Aug 2010 17:10:07 +0800 Message-ID: <4C5BD16F.4050608@cn.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=GB2312 Content-Transfer-Encoding: 7bit Cc: kvm@vger.kernel.org To: Avi Kivity Return-path: Received: from cn.fujitsu.com ([222.73.24.84]:58097 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S935283Ab0HFJME (ORCPT ); Fri, 6 Aug 2010 05:12:04 -0400 Sender: kvm-owner@vger.kernel.org List-ID: Add setcc instruction emulation (opcode 0x0f 0x90~0x9f) Signed-off-by: Wei Yongjun --- arch/x86/kvm/emulate.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index a755b85..e057e57 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -2330,7 +2330,7 @@ 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), @@ -3390,6 +3390,9 @@ 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; -- 1.7.0.4