KVM: x86 emulator: simplify push imm8 emulation

Instead of fetching the data explicitly, use SrcImmByte.

Signed-off-by: Avi Kivity <avi@qumranet.com>

diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
index 2a9db4d..4e037ea 100644 (file)
--- 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 */