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KVM: x86 emulator: implement 'push imm' (opcode 0x68)

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Encountered in FC6 boot sequence, now that we don't force ss.rpl = 0 during
the protected mode transition.  Not really necessary, but nice to have.

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2008-05-29 14:38:38 +03:00
parent 19e43636b5
commit 91ed7a0e15
1 changed files with 2 additions and 1 deletions
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arch/x86/kvm/x86_emulate.c
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@ -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, SrcImmByte | Mov | Stack, 0,
SrcImm | Mov | Stack, 0, SrcImmByte | Mov | Stack, 0,
SrcNone | ByteOp | ImplicitOps, SrcNone | ImplicitOps, /* insb, insw/insd */
SrcNone | ByteOp | ImplicitOps, SrcNone | ImplicitOps, /* outsb, outsw/outsd */
/* 0x70 - 0x77 */
@ -1424,6 +1424,7 @@ special_insn:
goto cannot_emulate;
c->dst.val = (s32) c->src.val;
break;
case 0x68: /* push imm */
case 0x6a: /* push imm8 */
emulate_push(ctxt);
break;