From: Avi Kivity <avi@qumranet.com>
Date: Thu, 29 May 2008 11:38:38 +0000 (+0300)
Subject: KVM: x86 emulator: implement 'push imm' (opcode 0x68)
X-Git-Tag: v2.6.27-rc1~968^2~40
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=91ed7a0e15c6f6ff57f5cf70feabdba56a999863;p=linux-2.6-omap-h63xx.git

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: Avi Kivity <avi@qumranet.com>
---

diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
index 4e037ea8fe6..b90857c7656 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, 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;