}
#endif
+static void do_pause(X86CPU *cpu)
+{
+ CPUX86State *env = &cpu->env;
+
+ /* Just let another CPU run. */
+ env->exception_index = EXCP_INTERRUPT;
+ cpu_loop_exit(env);
+}
+
static void do_hlt(X86CPU *cpu)
{
CPUState *cs = CPU(cpu);
cpu = x86_env_get_cpu(env);
cs = CPU(cpu);
/* XXX: not complete but not completely erroneous */
- if (cs->cpu_index != 0 || cs->next_cpu != NULL) {
- /* more than one CPU: do not sleep because another CPU may
- wake this one */
+ if (cs->cpu_index != 0 || CPU_NEXT(cs) != NULL) {
+ do_pause(cpu);
} else {
do_hlt(cpu);
}
}
+void helper_pause(CPUX86State *env, int next_eip_addend)
+{
+ X86CPU *cpu = x86_env_get_cpu(env);
+
+ cpu_svm_check_intercept_param(env, SVM_EXIT_PAUSE, 0);
+ env->eip += next_eip_addend;
+
+ do_pause(cpu);
+}
+
void helper_debug(CPUX86State *env)
{
env->exception_index = EXCP_DEBUG;