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rocm-systems/tests/sos_tests/shmem_team_translate.cpp
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2024-07-01 09:57:08 -05:00

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/*
* ROC_SHMEM roc_shmem_team_translate example to verify the team formed by even
* ranked PEs from ROC_SHMEM_TEAM_WORLD using the team created from
* roc_shmem_team_split_stride operation
*/
#include <stdio.h>
#include <roc_shmem/roc_shmem.hpp>
using namespace rocshmem;
int main(void) {
int my_pe, npes, errors = 0;
int t_pe_2, t_pe_3, t_pe_2_to_3, t_pe_3_to_2;
roc_shmem_team_t team_2s;
roc_shmem_team_t team_3s;
roc_shmem_team_config_t *config;
roc_shmem_init();
config = NULL;
my_pe = roc_shmem_my_pe();
npes = roc_shmem_n_pes();
roc_shmem_team_split_strided(ROC_SHMEM_TEAM_WORLD, 0, 2, ((npes - 1) / 2) + 1,
config, 0, &team_2s);
roc_shmem_team_split_strided(ROC_SHMEM_TEAM_WORLD, 0, 3, ((npes - 1) / 3) + 1,
config, 0, &team_3s);
t_pe_3 = roc_shmem_team_my_pe(team_3s);
t_pe_2 = roc_shmem_team_my_pe(team_2s);
t_pe_3_to_2 = roc_shmem_team_translate_pe(team_3s, t_pe_3, team_2s);
t_pe_2_to_3 = roc_shmem_team_translate_pe(team_2s, t_pe_2, team_3s);
if (my_pe % 2 == 0 && my_pe % 3 == 0) {
if (t_pe_2 == -1 || t_pe_3 == -1 || t_pe_2_to_3 == -1 ||
t_pe_3_to_2 == -1) {
printf(
"ERROR: PE %d, t_pe_2=%d, t_pe_3=%d, t_pe_3_to_2=%d, "
"t_pe_2_to_3=%d\n",
my_pe, t_pe_2, t_pe_3, t_pe_3_to_2, t_pe_2_to_3);
++errors;
}
} else if (my_pe % 2 == 0) {
if (t_pe_2 == -1 || t_pe_3 != -1 || t_pe_2_to_3 != -1 ||
t_pe_3_to_2 != -1) {
printf(
"ERROR: PE %d, t_pe_2=%d, t_pe_3=%d, t_pe_3_to_2=%d, "
"t_pe_2_to_3=%d\n",
my_pe, t_pe_2, t_pe_3, t_pe_3_to_2, t_pe_2_to_3);
++errors;
}
} else if (my_pe % 3 == 0) {
if (t_pe_2 != -1 || t_pe_3 == -1 || t_pe_2_to_3 != -1 ||
t_pe_3_to_2 != -1) {
printf(
"ERROR: PE %d, t_pe_2=%d, t_pe_3=%d, t_pe_3_to_2=%d, "
"t_pe_2_to_3=%d\n",
my_pe, t_pe_2, t_pe_3, t_pe_3_to_2, t_pe_2_to_3);
++errors;
}
} else {
if (t_pe_2 != -1 || t_pe_3 != -1 || t_pe_2_to_3 != -1 ||
t_pe_3_to_2 != -1) {
printf(
"ERROR: PE %d, t_pe_2=%d, t_pe_3=%d, t_pe_3_to_2=%d, "
"t_pe_2_to_3=%d\n",
my_pe, t_pe_2, t_pe_3, t_pe_3_to_2, t_pe_2_to_3);
++errors;
}
}
roc_shmem_finalize();
return errors != 0;
}