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Brian Zhao
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Oct 28, 2023
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0656048
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Submodule wasm-micro-runtime
updated
337 files
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,48 +1,43 @@ | ||
| /* | ||
| * Copyright (C) 2023 Amazon.com Inc. or its affiliates. All rights reserved. | ||
| * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | ||
| */ | ||
| * Copyright (C) 2023 Amazon.com Inc. or its affiliates. All rights reserved. | ||
| * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | ||
| */ | ||
|
|
||
| #include <stdio.h> | ||
| #include <pthread.h> | ||
| #include <stdio.h> | ||
|
|
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| #define MAX_NUM_THREADS 2 | ||
| #define NUM_ITER 1000 | ||
|
|
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| int g_count = 0; | ||
|
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| static void * | ||
| thread(void *arg) | ||
| { | ||
| for (int i = 0; i < NUM_ITER; i++) { | ||
| __atomic_fetch_add(&g_count, 1, __ATOMIC_SEQ_CST); | ||
| } | ||
| printf("%d\n", g_count); | ||
| return NULL; | ||
| static void *thread(void *arg) { | ||
| for (int i = 0; i < NUM_ITER; i++) { | ||
| __atomic_fetch_add(&g_count, 1, __ATOMIC_SEQ_CST); | ||
| } | ||
| printf("%d\n", g_count); | ||
| return NULL; | ||
| } | ||
|
|
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| int | ||
| main(int argc, char **argv) | ||
| { | ||
| pthread_t tids[MAX_NUM_THREADS]; | ||
|
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| for (int i = 0; i < MAX_NUM_THREADS; i++) { | ||
| if (pthread_create(&tids[i], NULL, thread, NULL) != 0) { | ||
| printf("Thread creation failed\n"); | ||
| } | ||
| } | ||
|
|
||
| for (int i = 0; i < MAX_NUM_THREADS; i++) { | ||
| if (pthread_join(tids[i], NULL) != 0) { | ||
| printf("Thread join failed\n"); | ||
| } | ||
| } | ||
|
|
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| printf("Value of counter after update: %d (expected=%d)\n", g_count, | ||
| MAX_NUM_THREADS * NUM_ITER); | ||
| if (g_count != MAX_NUM_THREADS * NUM_ITER) { | ||
| __builtin_trap(); | ||
| } | ||
|
|
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| return -1; | ||
| } | ||
| int main(int argc, char **argv) { | ||
| pthread_t tids[MAX_NUM_THREADS]; | ||
|
|
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| for (int i = 0; i < MAX_NUM_THREADS; i++) { | ||
| if (pthread_create(&tids[i], NULL, thread, NULL) != 0) { | ||
| printf("Thread creation failed\n"); | ||
| } | ||
| } | ||
|
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| for (int i = 0; i < MAX_NUM_THREADS; i++) { | ||
| if (pthread_join(tids[i], NULL) != 0) { | ||
| printf("Thread join failed\n"); | ||
| } | ||
| } | ||
|
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| printf("Value of counter after update: %d (expected=%d)\n", g_count, MAX_NUM_THREADS * NUM_ITER); | ||
| if (g_count != MAX_NUM_THREADS * NUM_ITER) { | ||
| __builtin_trap(); | ||
| } | ||
|
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||
| return -1; | ||
| } |