hlt instruction fix

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@973 c046a42c-6fe2-441c-8c8c-71466251a162

target-i386/op.c

@@ -433,6 +433,7 @@ void OPPROTO op_jmp_im(void)
 
 void OPPROTO op_hlt(void)
 {
+    env->hflags &= ~HF_INHIBIT_IRQ_MASK; /* needed if sti is just before */
     env->exception_index = EXCP_HLT;
     cpu_loop_exit();
 }