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Fix shared memory Table size and accesses reporting in GUPS benchmark #60

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Merged
merged 2 commits into from
Sep 23, 2025
+23 −8
Merged

Fix shared memory Table size and accesses reporting in GUPS benchmark #60

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3044247
Fix shared memory Table size and accesses reporting in GUPS benchmark
dmikushin Sep 18, 2025
e72bacb
Remove comment per reviewer feedback
dmikushin Sep 23, 2025
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31 changes: 23 additions & 8 deletions posts/gups/gups.cu
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Original file line number Diff line number Diff line change
Expand Up @@ -484,14 +484,29 @@ int main(int argc, char* argv[])
}
size_t total_num_thread = thread * grid;

printf(
"Table size = %zu (%lf GB.)\nTotal number of threads %zu\nEach thread "
"access %d locations.\nNumber of iterations = %d\n",
working_set,
working_set * sizeof(benchtype) / 1e9,
total_num_thread,
accesses_per_elem,
repeats);
if (!shared_mem) {
printf(
"Table size = %zu (%lf GB.)\nTotal number of threads %zu\nEach thread "
"access %d locations.\nNumber of iterations = %d\n",
working_set,
working_set * sizeof(benchtype) / 1e9,
total_num_thread,
accesses_per_elem,
repeats);
} else {
size_t total_shmem = grid * n_shmem * sizeof(benchtype);
printf(
"Table size = %zu (%lf MB.) [shared memory: %zu bytes per block x %zu blocks]\n"
"Total number of threads %zu\nEach thread "
"access %d locations.\nNumber of iterations = %d\n",
total_shmem / sizeof(benchtype),
total_shmem / 1e6,
n_shmem * sizeof(benchtype),
grid,
total_num_thread,
accesses_per_elem_sh,
repeats);
}

benchtype* d_t;
if (!shared_mem)
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