Brandon Potter
96 righe
2.6 KiB
C++
96 righe
2.6 KiB
C++
/*
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* Copyright (c) 2016 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 modfiication, 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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/* Non-Blocking Put Test
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* Tom St. John <tom.st.john@intel.com>
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* January, 2016
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*
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* PE 0 uses non-blocking put to write a message followed by a
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* notification flag to every remote PE,
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*/
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#include <stdio.h>
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#include <string.h>
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#include <roc_shmem/roc_shmem.hpp>
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using namespace rocshmem;
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int main(int argc, char *argv[]) {
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long source[10] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
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long *target;
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int *flag;
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int i, num_pes;
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int failed = 0;
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roc_shmem_init();
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target = (long *)roc_shmem_malloc(sizeof(long) * 10);
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flag = (int *)roc_shmem_malloc(sizeof(int));
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if (!flag) {
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fprintf(stderr, "ERR - null flag pointer\n");
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roc_shmem_global_exit(1);
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}
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*flag = 0;
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num_pes = roc_shmem_n_pes();
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if (target) {
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memset(target, 0, sizeof(long) * 10);
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} else {
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fprintf(stderr, "ERR - null target pointer\n");
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roc_shmem_global_exit(1);
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}
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roc_shmem_barrier_all();
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if (roc_shmem_my_pe() == 0) {
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for (i = 0; i < num_pes; i++) {
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roc_shmem_long_put_nbi(target, source, 10, i);
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roc_shmem_fence();
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roc_shmem_int64_atomic_inc((int64_t *)flag, i);
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}
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}
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roc_shmem_int_wait_until(flag, ROC_SHMEM_CMP_EQ, 1);
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for (i = 0; i < 10; i++) {
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if (target[i] != source[i]) {
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fprintf(stderr, "[%d] target[%d] = %ld, expected %ld\n",
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roc_shmem_my_pe(), i, target[i], source[i]);
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failed = 1;
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}
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}
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roc_shmem_free(target);
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roc_shmem_free(flag);
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roc_shmem_finalize();
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return failed;
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}
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