[PATCH 28/46] KVM: x86 emulator: Completely decode in/out at decoding stage

From: Avi Kivity
Date: Wed May 20 2009 - 07:27:42 EST


From: Gleb Natapov <gleb@xxxxxxxxxx>

Signed-off-by: Gleb Natapov <gleb@xxxxxxxxxx>
Signed-off-by: Avi Kivity <avi@xxxxxxxxxx>
---
arch/x86/kvm/x86_emulate.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
index 0988a13..c2f55ca 100644
--- a/arch/x86/kvm/x86_emulate.c
+++ b/arch/x86/kvm/x86_emulate.c
@@ -190,8 +190,8 @@ static u32 opcode_table[256] = {
0, 0, 0, 0, 0, 0, 0, 0,
/* 0xE0 - 0xE7 */
0, 0, 0, 0,
- SrcNone | ByteOp | ImplicitOps, SrcNone | ImplicitOps,
- SrcNone | ByteOp | ImplicitOps, SrcNone | ImplicitOps,
+ ByteOp | SrcImmUByte, SrcImmUByte,
+ ByteOp | SrcImmUByte, SrcImmUByte,
/* 0xE8 - 0xEF */
SrcImm | Stack, SrcImm | ImplicitOps,
SrcImm | Src2Imm16, SrcImmByte | ImplicitOps,
@@ -1777,12 +1777,12 @@ special_insn:
break;
case 0xe4: /* inb */
case 0xe5: /* in */
- port = insn_fetch(u8, 1, c->eip);
+ port = c->src.val;
io_dir_in = 1;
goto do_io;
case 0xe6: /* outb */
case 0xe7: /* out */
- port = insn_fetch(u8, 1, c->eip);
+ port = c->src.val;
io_dir_in = 0;
goto do_io;
case 0xe8: /* call (near) */ {
--
1.6.0.6

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