Brandon Potter
79 строки
2.2 KiB
C++
79 строки
2.2 KiB
C++
/*
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* Copyright (c) 2017 Intel Corporation. All rights reserved.
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* This software is available to you under the BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <roc_shmem/roc_shmem.hpp>
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#define NUM_CTX 32
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using namespace rocshmem;
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int main(int argc, char **argv) {
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int me, npes, i;
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int errors = 0;
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roc_shmem_ctx_t ctx[NUM_CTX];
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roc_shmem_init();
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me = roc_shmem_my_pe();
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npes = roc_shmem_n_pes();
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int64_t *data = (int64_t *)roc_shmem_malloc(sizeof(int64_t));
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/* Initialize the counter */
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memset(data, 0, sizeof(int64_t));
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roc_shmem_barrier_all();
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for (i = 0; i < NUM_CTX; i++) {
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int err = roc_shmem_ctx_create(0, &ctx[i]);
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if (err) {
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printf("%d: Warning, could not create context %d (%d)\n", me, i, err);
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ctx[i] = ROC_SHMEM_CTX_DEFAULT;
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}
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}
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for (i = 0; i < NUM_CTX; i++)
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roc_shmem_ctx_int64_atomic_inc(ctx[i], data, (me + 1) % npes);
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for (i = 0; i < NUM_CTX; i++) roc_shmem_ctx_quiet(ctx[i]);
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roc_shmem_sync_all();
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if ((*data) != NUM_CTX) {
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printf("%d: error expected %d, got %ld\n", me, NUM_CTX, (*data));
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++errors;
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}
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roc_shmem_free(data);
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roc_shmem_finalize();
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return errors;
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}
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