From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Yongjun Subject: [PATCH 1/3] KVM: x86 emulator: introduce DstImmUByte for dst operand decode Date: Fri, 06 Aug 2010 11:36:51 +0800 Message-ID: <4C5B8353.1090904@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]:52935 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1751272Ab0HFEsf (ORCPT ); Fri, 6 Aug 2010 00:48:35 -0400 Sender: kvm-owner@vger.kernel.org List-ID: Introduce DstImmUByte for dst operand decode, which will be used for out instruction. Signed-off-by: Wei Yongjun --- arch/x86/kvm/emulate.c | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-) diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index a2a079f..f952fd0 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -54,6 +54,7 @@ #define DstAcc (4<<1) /* Destination Accumulator */ #define DstDI (5<<1) /* Destination is in ES:(E)DI */ #define DstMem64 (6<<1) /* 64bit memory operand */ +#define DstImmUByte (7<<1) /* 8-bit unsigned immediate operand */ #define DstMask (7<<1) /* Source operand type. */ #define SrcNone (0<<4) /* No source operand. */ @@ -2632,6 +2633,12 @@ done_prefixes: decode_register_operand(&c->dst, c, c->twobyte && (c->b == 0xb6 || c->b == 0xb7)); break; + case DstImmUByte: + c->dst.type = OP_IMM; + c->dst.addr.mem = c->eip; + c->dst.bytes = 1; + c->dst.val = insn_fetch(u8, 1, c->eip); + break; case DstMem: case DstMem64: c->dst = memop; -- 1.7.0.4