#include <stdatomic.h>
+#include <spec_lib.h>
+#include <stdlib.h>
+#include <cdsannotate.h>
+#include <specannotation.h>
+#include <model_memory.h>
+#include "common.h"
+
#define MAX_NODES 0xf
typedef unsigned long long pointer;
@Options:
LANG = C;
@Global_define:
- @DeclareStruct:
- typedef struct tag_elem {
- call_id_t id;
- unsigned int data;
- } tag_elem_t;
-
@DeclareVar:
- spec_list *__queue;
- id_tag_t *tag;
+ IntegerList *__queue;
@InitVar:
- __queue = new_spec_list();
- tag = new_id_tag(); // Beginning of available id
- @DefineFunc:
- tag_elem_t* new_tag_elem(call_id_t id, unsigned int data) {
- tag_elem_t *e = (tag_elem_t*) CMODEL_MALLOC(sizeof(tag_elem_t));
- e->id = id;
- e->data = data;
- return e;
- }
- @DefineFunc:
- void free_tag_elem(tag_elem_t *e) {
- free(e);
- }
- @DefineFunc:
- call_id_t get_id(void *wrapper) {
- return ((tag_elem_t*) wrapper)->id;
- }
- @DefineFunc:
- unsigned int get_data(void *wrapper) {
- return ((tag_elem_t*) wrapper)->data;
- }
- @Happens_before:
- # Only check the happens-before relationship according to the id of the
- # commit_point_set. For commit_point_set that has same ID, A -> B means
- # B happens after the previous A.
- Enqueue -> Dequeue
+ __queue = createIntegerList();
+ @Finalize:
+ if (__queue)
+ destroyIntegerList(__queue);
+ return true;
+ @Happens_before: Enqueue -> Dequeue
+ @Commutativity: Enqueue <-> Dequeue: true
+ @Commutativity: Dequeue <-> Dequeue: !_Method1.__RET__ || !_Method2.__RET__
+ //@Commutativity: Enqueue <-> Enqueue: _Method1.q != _Method2.q
+ //@Commutativity: Dequeue <-> Dequeue: _Method1.q != _Method2.q
@End
*/
/**
@Begin
@Interface: Enqueue
- @Commit_point_set: Enqueue_Success_Point
- @ID: get_and_inc(tag);
+ @Commit_point_set: EnqueueUpdateNext
+ @ID: val
@Action:
# __ID__ is an internal macro that refers to the id of the current
# interface call
- tag_elem_t *elem = new_tag_elem(__ID__, val);
- push_back(__queue, elem);
+ push_back(__queue, val);
+ //model_print("Enqueue: val=%d\n", val);
@End
*/
void enqueue(queue_t *q, unsigned int val);
/**
@Begin
@Interface: Dequeue
- @Commit_point_set: Dequeue_Success_Point | Dequeue_Empty_Point
- @ID: get_id(front(__queue))
+ @Commit_point_set: DequeueReadHead | DequeueUpdateHead | DequeueReadNextVerify
+ @ID: __RET__ ? *retVal : 0
@Action:
- unsigned int _Old_Val = get_data(front(__queue));
- pop_front(__queue);
- @Post_check:
- _Old_Val == __RET__
+ int elem = 0;
+ if (__RET__) {
+ elem = front(__queue);
+ pop_front(__queue);
+ }
+ //model_print("Dequeue: __RET__=%d, retVal=%d, elem=%d, \n", __RET__, *retVal, elem);
+ //model_print("Result: %d\n", __RET__ ? *retVal == elem : true);
+ @Post_check: __RET__ ? *retVal == elem : true
@End
*/
-unsigned int dequeue(queue_t *q);
+bool dequeue(queue_t *q, int *retVal);
int get_thread_num();
#endif