Fix snapshot code

[model-checker.git] / libthreads.cc

diff --git a/libthreads.cc b/libthreads.cc
index 205821eac68255d696e89e945f71c06fd63ba7c5..75d1910718db8f1f594213072582be48b2c35ee3 100644 (file)
--- a/libthreads.cc
+++ b/libthreads.cc
@@ -1,6 +1,7 @@
-#include "libthreads.h"
+#include <threads.h>
 #include "common.h"
-#include "threads.h"
+#include "threads-model.h"
+#include "action.h"
 
 /* global "model" object */
 #include "model.h"
@@ -8,30 +9,25 @@
 /*
  * User program API functions
  */
-int thrd_create(thrd_t *t, void (*start_routine)(void *), void *arg)
+int thrd_create(thrd_t *t, thrd_start_t start_routine, void *arg)
 {
-       int ret;
-       DBG();
-       ret = model->add_thread(new Thread(t, start_routine, arg));
-       DEBUG("create thread %d\n", id_to_int(thrd_to_id(*t)));
+       struct thread_params params = { start_routine, arg };
        /* seq_cst is just a 'don't care' parameter */
-       model->switch_to_master(new ModelAction(THREAD_CREATE, memory_order_seq_cst, NULL, VALUE_NONE));
-       return ret;
+       model->switch_to_master(new ModelAction(THREAD_CREATE, std::memory_order_seq_cst, t, (uint64_t)&params));
+       return 0;
 }
 
 int thrd_join(thrd_t t)
 {
-       int ret = 0;
-       Thread *th = model->get_thread(thrd_to_id(t));
-       while (th->get_state() != THREAD_COMPLETED && !ret)
-               ret = model->switch_to_master(NULL);
-       return ret;
+       Thread *th = t.priv;
+       model->switch_to_master(new ModelAction(THREAD_JOIN, std::memory_order_seq_cst, th, id_to_int(thrd_to_id(t))));
+       return 0;
 }
 
-int thrd_yield(void)
+/** A no-op, for now */
+void thrd_yield(void)
 {
-       /* seq_cst is just a 'don't care' parameter */
-       return model->switch_to_master(new ModelAction(THREAD_YIELD, memory_order_seq_cst, NULL, VALUE_NONE));
+       model->switch_to_master(new ModelAction(THREAD_YIELD, std::memory_order_seq_cst, thread_current(), VALUE_NONE));
 }
 
 thrd_t thrd_current(void)