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Use a pthreadpool_atomic_size_t instead of an fxdiv_divisor_size_t for threads_count as the former can be loaded and stored atomically. #80

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Merged
copybara-service merged 1 commit into from
Oct 20, 2025
Merged

Use a pthreadpool_atomic_size_t instead of an fxdiv_divisor_size_t for threads_count as the former can be loaded and stored atomically. #80

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56 changes: 28 additions & 28 deletions src/fastpath.c
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Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_1d_fastpath(
(pthreadpool_task_1d_t)pthreadpool_load_relaxed_void_p(&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -77,7 +77,7 @@ pthreadpool_thread_parallelize_1d_with_thread_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -126,7 +126,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_1d_with_uarch_fastpath(
}
#endif

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -163,7 +163,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_1d_tile_1d_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -206,7 +206,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_2d_fastpath(
(pthreadpool_task_2d_t)pthreadpool_load_relaxed_void_p(&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -258,7 +258,7 @@ pthreadpool_thread_parallelize_2d_with_thread_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -309,7 +309,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_2d_tile_1d_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -378,7 +378,7 @@ pthreadpool_thread_parallelize_2d_tile_1d_with_uarch_fastpath(
}
#endif

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -449,7 +449,7 @@ pthreadpool_thread_parallelize_2d_tile_1d_with_uarch_with_thread_fastpath(
}
#endif

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -508,7 +508,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_2d_tile_2d_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -581,7 +581,7 @@ pthreadpool_thread_parallelize_2d_tile_2d_with_uarch_fastpath(
}
#endif

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -644,7 +644,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_3d_fastpath(
(pthreadpool_task_3d_t)pthreadpool_load_relaxed_void_p(&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -706,7 +706,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_3d_tile_1d_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -773,7 +773,7 @@ pthreadpool_thread_parallelize_3d_tile_1d_with_thread_fastpath(
pthreadpool_load_relaxed_void_p(&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -853,7 +853,7 @@ pthreadpool_thread_parallelize_3d_tile_1d_with_uarch_fastpath(
}
#endif

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -934,7 +934,7 @@ pthreadpool_thread_parallelize_3d_tile_1d_with_uarch_with_thread_fastpath(
}
#endif

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -1003,7 +1003,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_3d_tile_2d_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -1087,7 +1087,7 @@ pthreadpool_thread_parallelize_3d_tile_2d_with_uarch_fastpath(
}
#endif

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -1161,7 +1161,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_4d_fastpath(
(pthreadpool_task_4d_t)pthreadpool_load_relaxed_void_p(&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -1234,7 +1234,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_4d_tile_1d_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -1311,7 +1311,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_4d_tile_2d_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -1405,7 +1405,7 @@ pthreadpool_thread_parallelize_4d_tile_2d_with_uarch_fastpath(
}
#endif

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -1490,7 +1490,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_5d_fastpath(
(pthreadpool_task_5d_t)pthreadpool_load_relaxed_void_p(&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -1573,7 +1573,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_5d_tile_1d_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -1661,7 +1661,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_5d_tile_2d_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -1752,7 +1752,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_6d_fastpath(
(pthreadpool_task_6d_t)pthreadpool_load_relaxed_void_p(&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -1846,7 +1846,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_6d_tile_1d_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down Expand Up @@ -1944,7 +1944,7 @@ PTHREADPOOL_INTERNAL void pthreadpool_thread_parallelize_6d_tile_2d_fastpath(
&threadpool->task);
void* const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);

const size_t threads_count = threadpool->threads_count.value;
const size_t threads_count = threadpool->threads_count;
const size_t range_threshold = -threads_count;

/* Process thread's own range of items */
Expand Down
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