6 #include "model-assert.h"
9 static thrd_t *threads;
10 static unsigned int *input;
11 static unsigned int *output;
12 static int num_threads;
16 thrd_t curr = thrd_current();
18 for (i = 0; i < num_threads; i++)
19 if (curr.priv == threads[i].priv)
30 static void main_task(void *param)
33 int pid = *((int *)param);
36 atomic_store_explicit(&x[0], 1, memory_order_relaxed);
39 } else if (pid % 4 == 1) {
40 atomic_store_explicit(&x[1], 1, memory_order_relaxed);
42 } else if (pid % 4 == 2) {
43 succ1 = dequeue(queue, &idx1);
45 atomic_load_explicit(&x[idx1], memory_order_relaxed);
47 } else if (pid % 4 == 3) {
48 succ2 = dequeue(queue, &idx2);
50 atomic_load_explicit(&x[idx2], memory_order_relaxed);
55 int user_main(int argc, char **argv)
59 unsigned int in_sum = 0, out_sum = 0;
61 queue = calloc(1, sizeof(*queue));
65 threads = malloc(num_threads * sizeof(thrd_t));
66 param = malloc(num_threads * sizeof(*param));
67 input = calloc(num_threads, sizeof(*input));
68 output = calloc(num_threads, sizeof(*output));
70 atomic_init(&x[0], 0);
71 atomic_init(&x[1], 0);
72 atomic_init(&x[2], 0);
73 init_queue(queue, num_threads);
74 for (i = 0; i < num_threads; i++) {
76 thrd_create(&threads[i], main_task, ¶m[i]);
78 for (i = 0; i < num_threads; i++)
79 thrd_join(threads[i]);
81 for (i = 0; i < num_threads; i++) {
85 for (i = 0; i < num_threads; i++)
86 printf("input[%d] = %u\n", i, input[i]);
87 for (i = 0; i < num_threads; i++)
88 printf("output[%d] = %u\n", i, output[i]);
90 MODEL_ASSERT(in_sum == out_sum);