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Commit 91ed7a0e authored by Avi Kivity's avatar Avi Kivity
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KVM: x86 emulator: implement 'push imm' (opcode 0x68) 



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: default avatarAvi Kivity <avi@qumranet.com>
parent 19e43636

arch/x86/kvm/x86_emulate.c

+2 −1
Original line number Diff line number Diff line
@@ -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 @@ x86_emulate_insn(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops) 
			goto cannot_emulate;

		c->dst.val = (s32) c->src.val;

		break;

	case 0x68: /* push imm */

	case 0x6a: /* push imm8 */

		emulate_push(ctxt);

		break;