From 943858e27544cd10e6095093a40be911a31892b1 Mon Sep 17 00:00:00 2001 From: Wei Yongjun Date: Fri, 6 Aug 2010 11:36:51 +0800 Subject: [PATCH] KVM: x86 emulator: introduce DstImmUByte for dst operand decode Introduce DstImmUByte for dst operand decode, which will be used for out instruction. Signed-off-by: Wei Yongjun Signed-off-by: Avi Kivity --- arch/x86/kvm/emulate.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 78541e8..dc074a0 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. */ @@ -2693,6 +2694,12 @@ 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; -- 2.7.4