KVM: x86 emulator: fix LMSW able to clear cr0.pe

LMSW is documented not to be able to clear cr0.pe; make it so.

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2010-08-01 18:35:24 +03:00
parent e85d28f8e8
commit 9928ff608b

View File

@ -3211,7 +3211,7 @@ twobyte_insn:
c->dst.val = ops->get_cr(0, ctxt->vcpu);
break;
case 6: /* lmsw */
ops->set_cr(0, (ops->get_cr(0, ctxt->vcpu) & ~0x0ful) |
ops->set_cr(0, (ops->get_cr(0, ctxt->vcpu) & ~0x0eul) |
(c->src.val & 0x0f), ctxt->vcpu);
c->dst.type = OP_NONE;
break;