提交 e0dac408 编写于 作者: T Takuya Yoshikawa 提交者: Avi Kivity

KVM: x86 emulator: Use opcode::execute for Group 9 instruction

Group 9: 0F C7

Rename em_grp9() to em_cmpxchg8b() and register it.
Signed-off-by: NTakuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Signed-off-by: NAvi Kivity <avi@redhat.com>
上级 c04ec839
......@@ -1784,7 +1784,7 @@ static int em_grp45(struct x86_emulate_ctxt *ctxt)
return rc;
}
static int em_grp9(struct x86_emulate_ctxt *ctxt)
static int em_cmpxchg8b(struct x86_emulate_ctxt *ctxt)
{
u64 old = ctxt->dst.orig_val64;
......@@ -3261,7 +3261,7 @@ static struct opcode group8[] = {
};
static struct group_dual group9 = { {
N, D(DstMem64 | ModRM | Lock | PageTable), N, N, N, N, N, N,
N, I(DstMem64 | ModRM | Lock | PageTable, em_cmpxchg8b), N, N, N, N, N, N,
}, {
N, N, N, N, N, N, N, N,
} };
......@@ -4202,9 +4202,6 @@ int x86_emulate_insn(struct x86_emulate_ctxt *ctxt)
ctxt->dst.val = (ctxt->op_bytes == 4) ? (u32) ctxt->src.val :
(u64) ctxt->src.val;
break;
case 0xc7: /* Grp9 (cmpxchg8b) */
rc = em_grp9(ctxt);
break;
default:
goto cannot_emulate;
}
......
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