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teams: Add SHMEMX_TEAM_HOSTS pre-defined team
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/* | ||
* Copyright (c) 2023 Intel Corporation. All rights reserved. | ||
* | ||
* Redistribution and use in source and binary forms, with or without | ||
* modification, are permitted provided that the following conditions are | ||
* met: | ||
* | ||
* - Redistributions of source code must retain the above copyright | ||
* notice, this list of conditions and the following disclaimer. | ||
* | ||
* - Redistributions in binary form must reproduce the above copyright | ||
* notice, this list of conditions and the following disclaimer listed | ||
* in this license in the documentation and/or other materials | ||
* provided with the distribution. | ||
* | ||
* - Neither the name of the copyright holders nor the names of its | ||
* contributors may be used to endorse or promote products derived from | ||
* this software without specific prior written permission. | ||
* | ||
* The copyright holders provide no reassurances that the source code | ||
* provided does not infringe any patent, copyright, or any other | ||
* intellectual property rights of third parties. The copyright holders | ||
* disclaim any liability to any recipient for claims brought against | ||
* recipient by any third party for infringement of that parties | ||
* intellectual property rights. | ||
* | ||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | ||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | ||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | ||
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | ||
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | ||
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | ||
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | ||
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | ||
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | ||
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
*/ | ||
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#include <stdio.h> | ||
#include <stdlib.h> | ||
#include <shmem.h> | ||
#include <shmemx.h> | ||
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int main(void) | ||
{ | ||
static long lock = 0; | ||
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shmem_init(); | ||
int me = shmem_my_pe(); | ||
int npes = shmem_n_pes(); | ||
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int team_shared_npes = shmem_team_n_pes(SHMEMX_TEAM_HOST); | ||
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int *peers = malloc(team_shared_npes * sizeof(int)); | ||
int num_peers = 0; | ||
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/* Print the team members on SHMEM_TEAM_HOST */ | ||
/* Use a lock for cleaner output */ | ||
shmem_set_lock(&lock); | ||
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printf("[PE: %d] SHMEM_TEAM_HOST peers: { ", me); | ||
for (int i = 0; i < npes; i++) { | ||
if (shmem_team_translate_pe(SHMEM_TEAM_WORLD, i, | ||
SHMEMX_TEAM_HOST) != -1) { | ||
peers[num_peers++] = i; | ||
printf("%d ", i); | ||
} | ||
} | ||
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printf("} (num_peers: %d)\n", num_peers); | ||
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fflush(NULL); | ||
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shmem_clear_lock(&lock); | ||
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if (num_peers != team_shared_npes) { | ||
shmem_global_exit(1); | ||
} | ||
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free(peers); | ||
shmem_finalize(); | ||
return 0; | ||
} |