[PATCH 29/50] KVM: x86 emulator: simplify push imm8 emulation

From: Avi Kivity
Date: Thu Jun 26 2008 - 08:35:03 EST


Instead of fetching the data explicitly, use SrcImmByte.

Signed-off-by: Avi Kivity <avi@xxxxxxxxxxxx>
---
arch/x86/kvm/x86_emulate.c | 4 +---
1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
index 2a9db4d..4e037ea 100644
--- a/arch/x86/kvm/x86_emulate.c
+++ b/arch/x86/kvm/x86_emulate.c
@@ -121,7 +121,7 @@ static u16 opcode_table[256] = {
0, 0, 0, DstReg | SrcMem32 | ModRM | Mov /* movsxd (x86/64) */ ,
0, 0, 0, 0,
/* 0x68 - 0x6F */
- 0, 0, ImplicitOps | Mov | Stack, 0,
+ 0, 0, SrcImmByte | Mov | Stack, 0,
SrcNone | ByteOp | ImplicitOps, SrcNone | ImplicitOps, /* insb, insw/insd */
SrcNone | ByteOp | ImplicitOps, SrcNone | ImplicitOps, /* outsb, outsw/outsd */
/* 0x70 - 0x77 */
@@ -1425,8 +1425,6 @@ special_insn:
c->dst.val = (s32) c->src.val;
break;
case 0x6a: /* push imm8 */
- c->src.val = 0L;
- c->src.val = insn_fetch(s8, 1, c->eip);
emulate_push(ctxt);
break;
case 0x6c: /* insb */
--
1.5.6

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