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Test PThread argument forwarding. #222

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Jul 12, 2024
Merged

Test PThread argument forwarding. #222

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78 changes: 55 additions & 23 deletions tests/test-pthread-split.c
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Original file line number Diff line number Diff line change
Expand Up @@ -4,13 +4,24 @@
#include "quo-vadis-pthread.h"
#include "qvi-test-common.h"

typedef struct {
qv_scope_t *scope;
int answer;
} thargs_t;

void *
thread_work(
void *arg
) {
char const *ers = NULL;
const pid_t tid = qvi_test_gettid();
qv_scope_t *scope = (qv_scope_t *)arg;
thargs_t *thargs = (thargs_t *)arg;

qv_scope_t *scope = thargs->scope;
if (thargs->answer != 42) {
ers = "user arguments not forwarded!";
qvi_test_panic("%s", ers);
}

char *binds = NULL;
int rc = qv_scope_bind_string(scope, QV_BIND_STRING_AS_LIST, &binds);
Expand All @@ -30,16 +41,15 @@ main(void)
{
char const *ers = NULL;
const pid_t tid = qvi_test_gettid();
MPI_Comm comm = MPI_COMM_WORLD;
int wrank, wsize;
int n_cores = 0;

int rc = MPI_Init(NULL, NULL);
if (rc != MPI_SUCCESS) {
ers = "MPI_Init() failed";
qvi_test_panic("%s (rc=%d)", ers, rc);
}

MPI_Comm comm = MPI_COMM_WORLD;
rc = MPI_Comm_size(comm, &wsize);
if (rc != MPI_SUCCESS) {
ers = "MPI_Comm_size() failed";
Expand All @@ -63,43 +73,53 @@ main(void)
qvi_test_panic("%s (rc=%s)", ers, qv_strerr(rc));
}

rc = qv_scope_nobjs(mpi_scope, QV_HW_OBJ_CORE, &n_cores);
int ncores = 0;
rc = qv_scope_nobjs(mpi_scope, QV_HW_OBJ_CORE, &ncores);
if (rc != QV_SUCCESS) {
ers = "qv_scope_nobjs() failed";
qvi_test_panic("%s (rc=%s)", ers, qv_strerr(rc));
}

//test qv_pthread_scope_split
int npieces = n_cores / 2;
int nthreads = n_cores;
int npieces = ncores / 2;
int nthreads = ncores;

fprintf(stdout,"[%d] ====== Testing thread_scope_split (number of threads : %i)\n", tid, nthreads);

int colors[nthreads];
for(int i = 0 ; i < nthreads ; i++) {
for (int i = 0 ; i < nthreads ; i++) {
colors[i] = i % npieces;
}

qv_scope_t **th_scopes = NULL;
rc = qv_pthread_scope_split(mpi_scope, npieces, colors, nthreads, &th_scopes);
rc = qv_pthread_scope_split(
mpi_scope, npieces, colors, nthreads, &th_scopes
);
if (rc != QV_SUCCESS) {
ers = "qv_pthread_scope_split() failed";
qvi_test_panic("%s (rc=%s)", ers, qv_strerr(rc));
}

thargs_t thargs[nthreads];
for (int i = 0 ; i < nthreads; i ++) {
thargs[i].scope = th_scopes[i];
thargs[i].answer = 42;
}

pthread_t thid[nthreads];
pthread_attr_t *attr = NULL;

for (int i = 0 ; i < nthreads; i ++) {
//sleep(1);
if (qv_pthread_create(&thid[i], attr, thread_work, (void *)(th_scopes[i]), th_scopes[i]) != 0) {
perror("pthread_create() error");
exit(1);
const int ptrc = qv_pthread_create(
&thid[i], attr, thread_work, &thargs[i], th_scopes[i]
);
if (ptrc != 0) {
ers = "qv_pthread_create() failed";
qvi_test_panic("%s (rc=%s)", ers, strerror(rc));
}
}

void *ret;
for(int i = 0 ; i < nthreads; i ++){
void *ret = NULL;
for (int i = 0 ; i < nthreads; i ++){
if (pthread_join(thid[i], &ret) != 0) {
perror("pthread_create() error");
exit(3);
Expand All @@ -115,29 +135,41 @@ main(void)
}

//Test qv_pthread_scope_split_at
nthreads = 2*n_cores;
nthreads = 2 * ncores;

fprintf(stdout,"[%d] ====== Testing thread_scope_split_at (number of threads : %i)\n", tid, nthreads);

int colors2[nthreads];
for(int i = 0 ; i < nthreads ; i++)
colors2[i] = i%n_cores;
for (int i = 0 ; i < nthreads ; i++) {
colors2[i] = i % ncores;
}

rc = qv_pthread_scope_split_at(mpi_scope, QV_HW_OBJ_CORE, colors2, nthreads, &th_scopes);
rc = qv_pthread_scope_split_at(
mpi_scope, QV_HW_OBJ_CORE, colors2, nthreads, &th_scopes
);
if (rc != QV_SUCCESS) {
ers = "qv_pthread_scope_split_at() failed";
qvi_test_panic("%s (rc=%s)", ers, qv_strerr(rc));
}

thargs_t thargs2[nthreads];
for (int i = 0 ; i < nthreads; i++) {
thargs2[i].scope = th_scopes[i];
thargs2[i].answer = 42;
}

pthread_t thid2[nthreads];
for(int i = 0 ; i < nthreads; i ++){
if (qv_pthread_create(&thid2[i], attr, thread_work, (void *)(th_scopes[i]), th_scopes[i]) != 0) {
perror("pthread_create() error");
exit(1);
const int ptrc = qv_pthread_create(
&thid2[i], attr, thread_work, &thargs2[i], th_scopes[i]
);
if (ptrc != 0) {
ers = "qv_pthread_create() failed";
qvi_test_panic("%s (rc=%s)", ers, strerror(rc));
}
}

for(int i = 0 ; i < nthreads; i ++) {
for (int i = 0 ; i < nthreads; i ++) {
if (pthread_join(thid2[i], &ret) != 0) {
perror("pthread_create() error");
exit(3);
Expand Down
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