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/* Standard C headers */
#include <assert.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#if PTHREADPOOL_USE_CPUINFO
#include <cpuinfo.h>
#endif
/* Dependencies */
#include <fxdiv.h>
/* Public library header */
#include <pthreadpool.h>
/* Internal library headers */
#include "threadpool-atomics.h"
#include "threadpool-object.h"
#include "threadpool-utils.h"
size_t pthreadpool_get_threads_count(struct pthreadpool* threadpool) {
if (threadpool == NULL) {
return 1;
}
return threadpool->threads_count.value;
}
static void thread_parallelize_1d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_1d_t task = (pthreadpool_task_1d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, range_start++);
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
task(argument, index);
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_1d_with_uarch(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_1d_with_id_t task = (pthreadpool_task_1d_with_id_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
const uint32_t default_uarch_index = threadpool->params.parallelize_1d_with_uarch.default_uarch_index;
uint32_t uarch_index = default_uarch_index;
#if PTHREADPOOL_USE_CPUINFO
uarch_index = cpuinfo_get_current_uarch_index_with_default(default_uarch_index);
if (uarch_index > threadpool->params.parallelize_1d_with_uarch.max_uarch_index) {
uarch_index = default_uarch_index;
}
#endif
/* Process thread's own range of items */
size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, uarch_index, range_start++);
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
task(argument, uarch_index, index);
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_1d_tile_1d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_1d_tile_1d_t task = (pthreadpool_task_1d_tile_1d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const size_t tile = threadpool->params.parallelize_1d_tile_1d.tile;
size_t tile_start = range_start * tile;
const size_t range = threadpool->params.parallelize_1d_tile_1d.range;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, tile_start, min(range - tile_start, tile));
tile_start += tile;
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t tile_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const size_t tile_start = tile_index * tile;
task(argument, tile_start, min(range - tile_start, tile));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_2d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_2d_t task = (pthreadpool_task_2d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_2d.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(range_start, range_j);
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, j);
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(linear_index, range_j);
task(argument, index_i_j.quotient, index_i_j.remainder);
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_2d_tile_1d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_2d_tile_1d_t task = (pthreadpool_task_2d_tile_1d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t tile_range_j = threadpool->params.parallelize_2d_tile_1d.tile_range_j;
const struct fxdiv_result_size_t tile_index_i_j = fxdiv_divide_size_t(range_start, tile_range_j);
const size_t tile_j = threadpool->params.parallelize_2d_tile_1d.tile_j;
size_t i = tile_index_i_j.quotient;
size_t start_j = tile_index_i_j.remainder * tile_j;
const size_t range_j = threadpool->params.parallelize_2d_tile_1d.range_j;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, start_j, min(range_j - start_j, tile_j));
start_j += tile_j;
if (start_j >= range_j) {
start_j = 0;
i += 1;
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_i_j = fxdiv_divide_size_t(linear_index, tile_range_j);
const size_t start_j = tile_index_i_j.remainder * tile_j;
task(argument, tile_index_i_j.quotient, start_j, min(range_j - start_j, tile_j));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_2d_tile_2d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_2d_tile_2d_t task = (pthreadpool_task_2d_tile_2d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t tile_range_j = threadpool->params.parallelize_2d_tile_2d.tile_range_j;
const struct fxdiv_result_size_t tile_index_i_j = fxdiv_divide_size_t(range_start, tile_range_j);
const size_t tile_i = threadpool->params.parallelize_2d_tile_2d.tile_i;
const size_t tile_j = threadpool->params.parallelize_2d_tile_2d.tile_j;
size_t start_i = tile_index_i_j.quotient * tile_i;
size_t start_j = tile_index_i_j.remainder * tile_j;
const size_t range_i = threadpool->params.parallelize_2d_tile_2d.range_i;
const size_t range_j = threadpool->params.parallelize_2d_tile_2d.range_j;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, start_i, start_j, min(range_i - start_i, tile_i), min(range_j - start_j, tile_j));
start_j += tile_j;
if (start_j >= range_j) {
start_j = 0;
start_i += tile_i;
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_i_j = fxdiv_divide_size_t(linear_index, tile_range_j);
const size_t start_i = tile_index_i_j.quotient * tile_i;
const size_t start_j = tile_index_i_j.remainder * tile_j;
task(argument, start_i, start_j, min(range_i - start_i, tile_i), min(range_j - start_j, tile_j));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_2d_tile_2d_with_uarch(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_2d_tile_2d_with_id_t task = (pthreadpool_task_2d_tile_2d_with_id_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
const uint32_t default_uarch_index = threadpool->params.parallelize_2d_tile_2d_with_uarch.default_uarch_index;
uint32_t uarch_index = default_uarch_index;
#if PTHREADPOOL_USE_CPUINFO
uarch_index = cpuinfo_get_current_uarch_index_with_default(default_uarch_index);
if (uarch_index > threadpool->params.parallelize_2d_tile_2d_with_uarch.max_uarch_index) {
uarch_index = default_uarch_index;
}
#endif
/* Process thread's own range of items */
const struct fxdiv_divisor_size_t tile_range_j = threadpool->params.parallelize_2d_tile_2d_with_uarch.tile_range_j;
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_result_size_t index = fxdiv_divide_size_t(range_start, tile_range_j);
const size_t range_i = threadpool->params.parallelize_2d_tile_2d_with_uarch.range_i;
const size_t tile_i = threadpool->params.parallelize_2d_tile_2d_with_uarch.tile_i;
const size_t range_j = threadpool->params.parallelize_2d_tile_2d_with_uarch.range_j;
const size_t tile_j = threadpool->params.parallelize_2d_tile_2d_with_uarch.tile_j;
size_t start_i = index.quotient * tile_i;
size_t start_j = index.remainder * tile_j;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, uarch_index, start_i, start_j, min(range_i - start_i, tile_i), min(range_j - start_j, tile_j));
start_j += tile_j;
if (start_j >= range_j) {
start_j = 0;
start_i += tile_i;
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_i_j = fxdiv_divide_size_t(linear_index, tile_range_j);
const size_t start_i = tile_index_i_j.quotient * tile_i;
const size_t start_j = tile_index_i_j.remainder * tile_j;
task(argument, uarch_index, start_i, start_j, min(range_i - start_i, tile_i), min(range_j - start_j, tile_j));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_3d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_3d_t task = (pthreadpool_task_3d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t range_k = threadpool->params.parallelize_3d.range_k;
const struct fxdiv_result_size_t index_ij_k = fxdiv_divide_size_t(range_start, range_k);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_3d.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_k.quotient, range_j);
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
size_t k = index_ij_k.remainder;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, j, k);
if (++k == range_k.value) {
k = 0;
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t index_ij_k = fxdiv_divide_size_t(linear_index, range_k);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_k.quotient, range_j);
task(argument, index_i_j.quotient, index_i_j.remainder, index_ij_k.remainder);
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_3d_tile_1d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_3d_tile_1d_t task = (pthreadpool_task_3d_tile_1d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t tile_range_k = threadpool->params.parallelize_3d_tile_1d.tile_range_k;
const struct fxdiv_result_size_t tile_index_ij_k = fxdiv_divide_size_t(range_start, tile_range_k);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_3d_tile_1d.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(tile_index_ij_k.quotient, range_j);
const size_t tile_k = threadpool->params.parallelize_3d_tile_1d.tile_k;
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
size_t start_k = tile_index_ij_k.remainder * tile_k;
const size_t range_k = threadpool->params.parallelize_3d_tile_1d.range_k;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, j, start_k, min(range_k - start_k, tile_k));
start_k += tile_k;
if (start_k >= range_k) {
start_k = 0;
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_ij_k = fxdiv_divide_size_t(linear_index, tile_range_k);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(tile_index_ij_k.quotient, range_j);
const size_t start_k = tile_index_ij_k.remainder * tile_k;
task(argument, index_i_j.quotient, index_i_j.remainder, start_k, min(range_k - start_k, tile_k));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_3d_tile_2d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_3d_tile_2d_t task = (pthreadpool_task_3d_tile_2d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t tile_range_k = threadpool->params.parallelize_3d_tile_2d.tile_range_k;
const struct fxdiv_result_size_t tile_index_ij_k = fxdiv_divide_size_t(range_start, tile_range_k);
const struct fxdiv_divisor_size_t tile_range_j = threadpool->params.parallelize_3d_tile_2d.tile_range_j;
const struct fxdiv_result_size_t tile_index_i_j = fxdiv_divide_size_t(tile_index_ij_k.quotient, tile_range_j);
const size_t tile_j = threadpool->params.parallelize_3d_tile_2d.tile_j;
const size_t tile_k = threadpool->params.parallelize_3d_tile_2d.tile_k;
size_t i = tile_index_i_j.quotient;
size_t start_j = tile_index_i_j.remainder * tile_j;
size_t start_k = tile_index_ij_k.remainder * tile_k;
const size_t range_k = threadpool->params.parallelize_3d_tile_2d.range_k;
const size_t range_j = threadpool->params.parallelize_3d_tile_2d.range_j;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, start_j, start_k, min(range_j - start_j, tile_j), min(range_k - start_k, tile_k));
start_k += tile_k;
if (start_k >= range_k) {
start_k = 0;
start_j += tile_j;
if (start_j >= range_j) {
start_j = 0;
i += 1;
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_ij_k = fxdiv_divide_size_t(linear_index, tile_range_k);
const struct fxdiv_result_size_t tile_index_i_j = fxdiv_divide_size_t(tile_index_ij_k.quotient, tile_range_j);
const size_t start_j = tile_index_i_j.remainder * tile_j;
const size_t start_k = tile_index_ij_k.remainder * tile_k;
task(argument, tile_index_i_j.quotient, start_j, start_k, min(range_j - start_j, tile_j), min(range_k - start_k, tile_k));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_3d_tile_2d_with_uarch(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_3d_tile_2d_with_id_t task = (pthreadpool_task_3d_tile_2d_with_id_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
const uint32_t default_uarch_index = threadpool->params.parallelize_3d_tile_2d_with_uarch.default_uarch_index;
uint32_t uarch_index = default_uarch_index;
#if PTHREADPOOL_USE_CPUINFO
uarch_index = cpuinfo_get_current_uarch_index_with_default(default_uarch_index);
if (uarch_index > threadpool->params.parallelize_3d_tile_2d_with_uarch.max_uarch_index) {
uarch_index = default_uarch_index;
}
#endif
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t tile_range_k = threadpool->params.parallelize_3d_tile_2d_with_uarch.tile_range_k;
const struct fxdiv_result_size_t tile_index_ij_k = fxdiv_divide_size_t(range_start, tile_range_k);
const struct fxdiv_divisor_size_t tile_range_j = threadpool->params.parallelize_3d_tile_2d_with_uarch.tile_range_j;
const struct fxdiv_result_size_t tile_index_i_j = fxdiv_divide_size_t(tile_index_ij_k.quotient, tile_range_j);
const size_t tile_j = threadpool->params.parallelize_3d_tile_2d_with_uarch.tile_j;
const size_t tile_k = threadpool->params.parallelize_3d_tile_2d_with_uarch.tile_k;
size_t i = tile_index_i_j.quotient;
size_t start_j = tile_index_i_j.remainder * tile_j;
size_t start_k = tile_index_ij_k.remainder * tile_k;
const size_t range_k = threadpool->params.parallelize_3d_tile_2d_with_uarch.range_k;
const size_t range_j = threadpool->params.parallelize_3d_tile_2d_with_uarch.range_j;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, uarch_index, i, start_j, start_k, min(range_j - start_j, tile_j), min(range_k - start_k, tile_k));
start_k += tile_k;
if (start_k >= range_k) {
start_k = 0;
start_j += tile_j;
if (start_j >= range_j) {
start_j = 0;
i += 1;
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_ij_k = fxdiv_divide_size_t(linear_index, tile_range_k);
const struct fxdiv_result_size_t tile_index_i_j = fxdiv_divide_size_t(tile_index_ij_k.quotient, tile_range_j);
const size_t start_j = tile_index_i_j.remainder * tile_j;
const size_t start_k = tile_index_ij_k.remainder * tile_k;
task(argument, uarch_index, tile_index_i_j.quotient, start_j, start_k, min(range_j - start_j, tile_j), min(range_k - start_k, tile_k));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_4d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_4d_t task = (pthreadpool_task_4d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t range_kl = threadpool->params.parallelize_4d.range_kl;
const struct fxdiv_result_size_t index_ij_kl = fxdiv_divide_size_t(range_start, range_kl);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_4d.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_kl.quotient, range_j);
const struct fxdiv_divisor_size_t range_l = threadpool->params.parallelize_4d.range_l;
const struct fxdiv_result_size_t index_k_l = fxdiv_divide_size_t(index_ij_kl.remainder, range_l);
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
size_t k = index_k_l.quotient;
size_t l = index_k_l.remainder;
const size_t range_k = threadpool->params.parallelize_4d.range_k;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, j, k, l);
if (++l == range_l.value) {
l = 0;
if (++k == range_k) {
k = 0;
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t index_ij_kl = fxdiv_divide_size_t(linear_index, range_kl);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_kl.quotient, range_j);
const struct fxdiv_result_size_t index_k_l = fxdiv_divide_size_t(index_ij_kl.remainder, range_l);
task(argument, index_i_j.quotient, index_i_j.remainder, index_k_l.quotient, index_k_l.remainder);
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_4d_tile_1d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_4d_tile_1d_t task = (pthreadpool_task_4d_tile_1d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t tile_range_kl = threadpool->params.parallelize_4d_tile_1d.tile_range_kl;
const struct fxdiv_result_size_t tile_index_ij_kl = fxdiv_divide_size_t(range_start, tile_range_kl);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_4d_tile_1d.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(tile_index_ij_kl.quotient, range_j);
const struct fxdiv_divisor_size_t tile_range_l = threadpool->params.parallelize_4d_tile_1d.tile_range_l;
const struct fxdiv_result_size_t tile_index_k_l = fxdiv_divide_size_t(tile_index_ij_kl.remainder, tile_range_l);
const size_t tile_l = threadpool->params.parallelize_4d_tile_1d.tile_l;
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
size_t k = tile_index_k_l.quotient;
size_t start_l = tile_index_k_l.remainder * tile_l;
const size_t range_k = threadpool->params.parallelize_4d_tile_1d.range_k;
const size_t range_l = threadpool->params.parallelize_4d_tile_1d.range_l;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, j, k, start_l, min(range_l - start_l, tile_l));
start_l += tile_l;
if (start_l >= range_l) {
start_l = 0;
if (++k == range_k) {
k = 0;
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_ij_kl = fxdiv_divide_size_t(linear_index, tile_range_kl);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(tile_index_ij_kl.quotient, range_j);
const struct fxdiv_result_size_t tile_index_k_l = fxdiv_divide_size_t(tile_index_ij_kl.remainder, tile_range_l);
const size_t start_l = tile_index_k_l.remainder * tile_l;
task(argument, index_i_j.quotient, index_i_j.remainder, tile_index_k_l.quotient, start_l, min(range_l - start_l, tile_l));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_4d_tile_2d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_4d_tile_2d_t task = (pthreadpool_task_4d_tile_2d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t tile_range_kl = threadpool->params.parallelize_4d_tile_2d.tile_range_kl;
const struct fxdiv_result_size_t tile_index_ij_kl = fxdiv_divide_size_t(range_start, tile_range_kl);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_4d_tile_2d.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(tile_index_ij_kl.quotient, range_j);
const struct fxdiv_divisor_size_t tile_range_l = threadpool->params.parallelize_4d_tile_2d.tile_range_l;
const struct fxdiv_result_size_t tile_index_k_l = fxdiv_divide_size_t(tile_index_ij_kl.remainder, tile_range_l);
const size_t tile_k = threadpool->params.parallelize_4d_tile_2d.tile_k;
const size_t tile_l = threadpool->params.parallelize_4d_tile_2d.tile_l;
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
size_t start_k = tile_index_k_l.quotient * tile_k;
size_t start_l = tile_index_k_l.remainder * tile_l;
const size_t range_l = threadpool->params.parallelize_4d_tile_2d.range_l;
const size_t range_k = threadpool->params.parallelize_4d_tile_2d.range_k;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, j, start_k, start_l, min(range_k - start_k, tile_k), min(range_l - start_l, tile_l));
start_l += tile_l;
if (start_l >= range_l) {
start_l = 0;
start_k += tile_k;
if (start_k >= range_k) {
start_k = 0;
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_ij_kl = fxdiv_divide_size_t(linear_index, tile_range_kl);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(tile_index_ij_kl.quotient, range_j);
const struct fxdiv_result_size_t tile_index_k_l = fxdiv_divide_size_t(tile_index_ij_kl.remainder, tile_range_l);
const size_t start_k = tile_index_k_l.quotient * tile_k;
const size_t start_l = tile_index_k_l.remainder * tile_l;
task(argument, index_i_j.quotient, index_i_j.remainder, start_k, start_l, min(range_k - start_k, tile_k), min(range_l - start_l, tile_l));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_4d_tile_2d_with_uarch(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_4d_tile_2d_with_id_t task = (pthreadpool_task_4d_tile_2d_with_id_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
const uint32_t default_uarch_index = threadpool->params.parallelize_4d_tile_2d_with_uarch.default_uarch_index;
uint32_t uarch_index = default_uarch_index;
#if PTHREADPOOL_USE_CPUINFO
uarch_index = cpuinfo_get_current_uarch_index_with_default(default_uarch_index);
if (uarch_index > threadpool->params.parallelize_4d_tile_2d_with_uarch.max_uarch_index) {
uarch_index = default_uarch_index;
}
#endif
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t tile_range_kl = threadpool->params.parallelize_4d_tile_2d_with_uarch.tile_range_kl;
const struct fxdiv_result_size_t tile_index_ij_kl = fxdiv_divide_size_t(range_start, tile_range_kl);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_4d_tile_2d_with_uarch.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(tile_index_ij_kl.quotient, range_j);
const struct fxdiv_divisor_size_t tile_range_l = threadpool->params.parallelize_4d_tile_2d_with_uarch.tile_range_l;
const struct fxdiv_result_size_t tile_index_k_l = fxdiv_divide_size_t(tile_index_ij_kl.remainder, tile_range_l);
const size_t tile_k = threadpool->params.parallelize_4d_tile_2d_with_uarch.tile_k;
const size_t tile_l = threadpool->params.parallelize_4d_tile_2d_with_uarch.tile_l;
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
size_t start_k = tile_index_k_l.quotient * tile_k;
size_t start_l = tile_index_k_l.remainder * tile_l;
const size_t range_l = threadpool->params.parallelize_4d_tile_2d_with_uarch.range_l;
const size_t range_k = threadpool->params.parallelize_4d_tile_2d_with_uarch.range_k;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, uarch_index, i, j, start_k, start_l, min(range_k - start_k, tile_k), min(range_l - start_l, tile_l));
start_l += tile_l;
if (start_l >= range_l) {
start_l = 0;
start_k += tile_k;
if (start_k >= range_k) {
start_k = 0;
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_ij_kl = fxdiv_divide_size_t(linear_index, tile_range_kl);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(tile_index_ij_kl.quotient, range_j);
const struct fxdiv_result_size_t tile_index_k_l = fxdiv_divide_size_t(tile_index_ij_kl.remainder, tile_range_l);
const size_t start_k = tile_index_k_l.quotient * tile_k;
const size_t start_l = tile_index_k_l.remainder * tile_l;
task(argument, uarch_index, index_i_j.quotient, index_i_j.remainder, start_k, start_l, min(range_k - start_k, tile_k), min(range_l - start_l, tile_l));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_5d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_5d_t task = (pthreadpool_task_5d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t range_lm = threadpool->params.parallelize_5d.range_lm;
const struct fxdiv_result_size_t index_ijk_lm = fxdiv_divide_size_t(range_start, range_lm);
const struct fxdiv_divisor_size_t range_k = threadpool->params.parallelize_5d.range_k;
const struct fxdiv_result_size_t index_ij_k = fxdiv_divide_size_t(index_ijk_lm.quotient, range_k);
const struct fxdiv_divisor_size_t range_m = threadpool->params.parallelize_5d.range_m;
const struct fxdiv_result_size_t index_l_m = fxdiv_divide_size_t(index_ijk_lm.remainder, range_m);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_5d.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_k.quotient, range_j);
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
size_t k = index_ij_k.remainder;
size_t l = index_l_m.quotient;
size_t m = index_l_m.remainder;
const size_t range_l = threadpool->params.parallelize_5d.range_l;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, j, k, l, m);
if (++m == range_m.value) {
m = 0;
if (++l == range_l) {
l = 0;
if (++k == range_k.value) {
k = 0;
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t index_ijk_lm = fxdiv_divide_size_t(linear_index, range_lm);
const struct fxdiv_result_size_t index_ij_k = fxdiv_divide_size_t(index_ijk_lm.quotient, range_k);
const struct fxdiv_result_size_t index_l_m = fxdiv_divide_size_t(index_ijk_lm.remainder, range_m);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_k.quotient, range_j);
task(argument, index_i_j.quotient, index_i_j.remainder, index_ij_k.remainder, index_l_m.quotient, index_l_m.remainder);
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_5d_tile_1d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_5d_tile_1d_t task = (pthreadpool_task_5d_tile_1d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t tile_range_m = threadpool->params.parallelize_5d_tile_1d.tile_range_m;
const struct fxdiv_result_size_t tile_index_ijkl_m = fxdiv_divide_size_t(range_start, tile_range_m);
const struct fxdiv_divisor_size_t range_kl = threadpool->params.parallelize_5d_tile_1d.range_kl;
const struct fxdiv_result_size_t index_ij_kl = fxdiv_divide_size_t(tile_index_ijkl_m.quotient, range_kl);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_5d_tile_1d.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_kl.quotient, range_j);
const struct fxdiv_divisor_size_t range_l = threadpool->params.parallelize_5d_tile_1d.range_l;
const struct fxdiv_result_size_t index_k_l = fxdiv_divide_size_t(index_ij_kl.remainder, range_l);
const size_t tile_m = threadpool->params.parallelize_5d_tile_1d.tile_m;
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
size_t k = index_k_l.quotient;
size_t l = index_k_l.remainder;
size_t start_m = tile_index_ijkl_m.remainder * tile_m;
const size_t range_m = threadpool->params.parallelize_5d_tile_1d.range_m;
const size_t range_k = threadpool->params.parallelize_5d_tile_1d.range_k;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, j, k, l, start_m, min(range_m - start_m, tile_m));
start_m += tile_m;
if (start_m >= range_m) {
start_m = 0;
if (++l == range_l.value) {
l = 0;
if (++k == range_k) {
k = 0;
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_ijkl_m = fxdiv_divide_size_t(linear_index, tile_range_m);
const struct fxdiv_result_size_t index_ij_kl = fxdiv_divide_size_t(tile_index_ijkl_m.quotient, range_kl);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_kl.quotient, range_j);
const struct fxdiv_result_size_t index_k_l = fxdiv_divide_size_t(index_ij_kl.remainder, range_l);
size_t start_m = tile_index_ijkl_m.remainder * tile_m;
task(argument, index_i_j.quotient, index_i_j.remainder, index_k_l.quotient, index_k_l.remainder, start_m,
min(range_m - start_m, tile_m));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_5d_tile_2d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_5d_tile_2d_t task = (pthreadpool_task_5d_tile_2d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t tile_range_lm = threadpool->params.parallelize_5d_tile_2d.tile_range_lm;
const struct fxdiv_result_size_t tile_index_ijk_lm = fxdiv_divide_size_t(range_start, tile_range_lm);
const struct fxdiv_divisor_size_t range_k = threadpool->params.parallelize_5d_tile_2d.range_k;
const struct fxdiv_result_size_t index_ij_k = fxdiv_divide_size_t(tile_index_ijk_lm.quotient, range_k);
const struct fxdiv_divisor_size_t tile_range_m = threadpool->params.parallelize_5d_tile_2d.tile_range_m;
const struct fxdiv_result_size_t tile_index_l_m = fxdiv_divide_size_t(tile_index_ijk_lm.remainder, tile_range_m);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_5d_tile_2d.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_k.quotient, range_j);
const size_t tile_l = threadpool->params.parallelize_5d_tile_2d.tile_l;
const size_t tile_m = threadpool->params.parallelize_5d_tile_2d.tile_m;
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
size_t k = index_ij_k.remainder;
size_t start_l = tile_index_l_m.quotient * tile_l;
size_t start_m = tile_index_l_m.remainder * tile_m;
const size_t range_m = threadpool->params.parallelize_5d_tile_2d.range_m;
const size_t range_l = threadpool->params.parallelize_5d_tile_2d.range_l;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, j, k, start_l, start_m, min(range_l - start_l, tile_l), min(range_m - start_m, tile_m));
start_m += tile_m;
if (start_m >= range_m) {
start_m = 0;
start_l += tile_l;
if (start_l >= range_l) {
start_l = 0;
if (++k == range_k.value) {
k = 0;
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_ijk_lm = fxdiv_divide_size_t(linear_index, tile_range_lm);
const struct fxdiv_result_size_t index_ij_k = fxdiv_divide_size_t(tile_index_ijk_lm.quotient, range_k);
const struct fxdiv_result_size_t tile_index_l_m = fxdiv_divide_size_t(tile_index_ijk_lm.remainder, tile_range_m);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_k.quotient, range_j);
const size_t start_l = tile_index_l_m.quotient * tile_l;
const size_t start_m = tile_index_l_m.remainder * tile_m;
task(argument, index_i_j.quotient, index_i_j.remainder, index_ij_k.remainder,
start_l, start_m, min(range_l - start_l, tile_l), min(range_m - start_m, tile_m));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_6d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_6d_t task = (pthreadpool_task_6d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t range_lmn = threadpool->params.parallelize_6d.range_lmn;
const struct fxdiv_result_size_t index_ijk_lmn = fxdiv_divide_size_t(range_start, range_lmn);
const struct fxdiv_divisor_size_t range_k = threadpool->params.parallelize_6d.range_k;
const struct fxdiv_result_size_t index_ij_k = fxdiv_divide_size_t(index_ijk_lmn.quotient, range_k);
const struct fxdiv_divisor_size_t range_n = threadpool->params.parallelize_6d.range_n;
const struct fxdiv_result_size_t index_lm_n = fxdiv_divide_size_t(index_ijk_lmn.remainder, range_n);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_6d.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_k.quotient, range_j);
const struct fxdiv_divisor_size_t range_m = threadpool->params.parallelize_6d.range_m;
const struct fxdiv_result_size_t index_l_m = fxdiv_divide_size_t(index_lm_n.quotient, range_m);
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
size_t k = index_ij_k.remainder;
size_t l = index_l_m.quotient;
size_t m = index_l_m.remainder;
size_t n = index_lm_n.remainder;
const size_t range_l = threadpool->params.parallelize_6d.range_l;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, j, k, l, m, n);
if (++n == range_n.value) {
n = 0;
if (++m == range_m.value) {
m = 0;
if (++l == range_l) {
l = 0;
if (++k == range_k.value) {
k = 0;
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
}
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t index_ijk_lmn = fxdiv_divide_size_t(linear_index, range_lmn);
const struct fxdiv_result_size_t index_ij_k = fxdiv_divide_size_t(index_ijk_lmn.quotient, range_k);
const struct fxdiv_result_size_t index_lm_n = fxdiv_divide_size_t(index_ijk_lmn.remainder, range_n);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_k.quotient, range_j);
const struct fxdiv_result_size_t index_l_m = fxdiv_divide_size_t(index_lm_n.quotient, range_m);
task(argument, index_i_j.quotient, index_i_j.remainder, index_ij_k.remainder, index_l_m.quotient, index_l_m.remainder, index_lm_n.remainder);
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_6d_tile_1d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_6d_tile_1d_t task = (pthreadpool_task_6d_tile_1d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t tile_range_lmn = threadpool->params.parallelize_6d_tile_1d.tile_range_lmn;
const struct fxdiv_result_size_t tile_index_ijk_lmn = fxdiv_divide_size_t(range_start, tile_range_lmn);
const struct fxdiv_divisor_size_t range_k = threadpool->params.parallelize_6d_tile_1d.range_k;
const struct fxdiv_result_size_t index_ij_k = fxdiv_divide_size_t(tile_index_ijk_lmn.quotient, range_k);
const struct fxdiv_divisor_size_t tile_range_n = threadpool->params.parallelize_6d_tile_1d.tile_range_n;
const struct fxdiv_result_size_t tile_index_lm_n = fxdiv_divide_size_t(tile_index_ijk_lmn.remainder, tile_range_n);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_6d_tile_1d.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_k.quotient, range_j);
const struct fxdiv_divisor_size_t range_m = threadpool->params.parallelize_6d_tile_1d.range_m;
const struct fxdiv_result_size_t index_l_m = fxdiv_divide_size_t(tile_index_lm_n.quotient, range_m);
const size_t tile_n = threadpool->params.parallelize_6d_tile_1d.tile_n;
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
size_t k = index_ij_k.remainder;
size_t l = index_l_m.quotient;
size_t m = index_l_m.remainder;
size_t start_n = tile_index_lm_n.remainder * tile_n;
const size_t range_n = threadpool->params.parallelize_6d_tile_1d.range_n;
const size_t range_l = threadpool->params.parallelize_6d_tile_1d.range_l;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, j, k, l, m, start_n, min(range_n - start_n, tile_n));
start_n += tile_n;
if (start_n >= range_n) {
start_n = 0;
if (++m == range_m.value) {
m = 0;
if (++l == range_l) {
l = 0;
if (++k == range_k.value) {
k = 0;
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
}
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_ijk_lmn = fxdiv_divide_size_t(linear_index, tile_range_lmn);
const struct fxdiv_result_size_t index_ij_k = fxdiv_divide_size_t(tile_index_ijk_lmn.quotient, range_k);
const struct fxdiv_result_size_t tile_index_lm_n = fxdiv_divide_size_t(tile_index_ijk_lmn.remainder, tile_range_n);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_k.quotient, range_j);
const struct fxdiv_result_size_t index_l_m = fxdiv_divide_size_t(tile_index_lm_n.quotient, range_m);
const size_t start_n = tile_index_lm_n.remainder * tile_n;
task(argument, index_i_j.quotient, index_i_j.remainder, index_ij_k.remainder, index_l_m.quotient, index_l_m.remainder,
start_n, min(range_n - start_n, tile_n));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
static void thread_parallelize_6d_tile_2d(struct pthreadpool* threadpool, struct thread_info* thread) {
assert(threadpool != NULL);
assert(thread != NULL);
const pthreadpool_task_6d_tile_2d_t task = (pthreadpool_task_6d_tile_2d_t) pthreadpool_load_relaxed_void_p(&threadpool->task);
void *const argument = pthreadpool_load_relaxed_void_p(&threadpool->argument);
/* Process thread's own range of items */
const size_t range_start = pthreadpool_load_relaxed_size_t(&thread->range_start);
const struct fxdiv_divisor_size_t tile_range_mn = threadpool->params.parallelize_6d_tile_2d.tile_range_mn;
const struct fxdiv_result_size_t tile_index_ijkl_mn = fxdiv_divide_size_t(range_start, tile_range_mn);
const struct fxdiv_divisor_size_t range_kl = threadpool->params.parallelize_6d_tile_2d.range_kl;
const struct fxdiv_result_size_t index_ij_kl = fxdiv_divide_size_t(tile_index_ijkl_mn.quotient, range_kl);
const struct fxdiv_divisor_size_t tile_range_n = threadpool->params.parallelize_6d_tile_2d.tile_range_n;
const struct fxdiv_result_size_t tile_index_m_n = fxdiv_divide_size_t(tile_index_ijkl_mn.remainder, tile_range_n);
const struct fxdiv_divisor_size_t range_j = threadpool->params.parallelize_6d_tile_2d.range_j;
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_kl.quotient, range_j);
const struct fxdiv_divisor_size_t range_l = threadpool->params.parallelize_6d_tile_2d.range_l;
const struct fxdiv_result_size_t index_k_l = fxdiv_divide_size_t(index_ij_kl.remainder, range_l);
const size_t tile_m = threadpool->params.parallelize_6d_tile_2d.tile_m;
const size_t tile_n = threadpool->params.parallelize_6d_tile_2d.tile_n;
size_t i = index_i_j.quotient;
size_t j = index_i_j.remainder;
size_t k = index_k_l.quotient;
size_t l = index_k_l.remainder;
size_t start_m = tile_index_m_n.quotient * tile_m;
size_t start_n = tile_index_m_n.remainder * tile_n;
const size_t range_n = threadpool->params.parallelize_6d_tile_2d.range_n;
const size_t range_m = threadpool->params.parallelize_6d_tile_2d.range_m;
const size_t range_k = threadpool->params.parallelize_6d_tile_2d.range_k;
while (pthreadpool_try_decrement_relaxed_size_t(&thread->range_length)) {
task(argument, i, j, k, l, start_m, start_n, min(range_m - start_m, tile_m), min(range_n - start_n, tile_n));
start_n += tile_n;
if (start_n >= range_n) {
start_n = 0;
start_m += tile_m;
if (start_m >= range_m) {
start_m = 0;
if (++l == range_l.value) {
l = 0;
if (++k == range_k) {
k = 0;
if (++j == range_j.value) {
j = 0;
i += 1;
}
}
}
}
}
}
/* There still may be other threads with work */
const size_t thread_number = thread->thread_number;
const size_t threads_count = threadpool->threads_count.value;
for (size_t tid = modulo_decrement(thread_number, threads_count);
tid != thread_number;
tid = modulo_decrement(tid, threads_count))
{
struct thread_info* other_thread = &threadpool->threads[tid];
while (pthreadpool_try_decrement_relaxed_size_t(&other_thread->range_length)) {
const size_t linear_index = pthreadpool_decrement_fetch_relaxed_size_t(&other_thread->range_end);
const struct fxdiv_result_size_t tile_index_ijkl_mn = fxdiv_divide_size_t(linear_index, tile_range_mn);
const struct fxdiv_result_size_t index_ij_kl = fxdiv_divide_size_t(tile_index_ijkl_mn.quotient, range_kl);
const struct fxdiv_result_size_t tile_index_m_n = fxdiv_divide_size_t(tile_index_ijkl_mn.remainder, tile_range_n);
const struct fxdiv_result_size_t index_i_j = fxdiv_divide_size_t(index_ij_kl.quotient, range_j);
const struct fxdiv_result_size_t index_k_l = fxdiv_divide_size_t(index_ij_kl.remainder, range_l);
const size_t start_m = tile_index_m_n.quotient * tile_m;
const size_t start_n = tile_index_m_n.remainder * tile_n;
task(argument, index_i_j.quotient, index_i_j.remainder, index_k_l.quotient, index_k_l.remainder,
start_m, start_n, min(range_m - start_m, tile_m), min(range_n - start_n, tile_n));
}
}
/* Make changes by this thread visible to other threads */
pthreadpool_fence_release();
}
void pthreadpool_parallelize_1d(
struct pthreadpool* threadpool,
pthreadpool_task_1d_t task,
void* argument,
size_t range,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || range <= 1) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range; i++) {
task(argument, i);
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
thread_function_t parallelize_1d = &thread_parallelize_1d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (range < range_threshold) {
parallelize_1d = &pthreadpool_thread_parallelize_1d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_1d, NULL, 0,
(void*) task, argument, range, flags);
}
}
void pthreadpool_parallelize_1d_with_uarch(
pthreadpool_t threadpool,
pthreadpool_task_1d_with_id_t task,
void* argument,
uint32_t default_uarch_index,
uint32_t max_uarch_index,
size_t range,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || range <= 1) {
/* No thread pool used: execute task sequentially on the calling thread */
uint32_t uarch_index = default_uarch_index;
#if PTHREADPOOL_USE_CPUINFO
uarch_index = cpuinfo_get_current_uarch_index_with_default(default_uarch_index);
if (uarch_index > max_uarch_index) {
uarch_index = default_uarch_index;
}
#endif
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range; i++) {
task(argument, uarch_index, i);
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const struct pthreadpool_1d_with_uarch_params params = {
.default_uarch_index = default_uarch_index,
.max_uarch_index = max_uarch_index,
};
thread_function_t parallelize_1d_with_uarch = &thread_parallelize_1d_with_uarch;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (range < range_threshold) {
parallelize_1d_with_uarch = &pthreadpool_thread_parallelize_1d_with_uarch_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_1d_with_uarch, &params, sizeof(params),
task, argument, range, flags);
}
}
void pthreadpool_parallelize_1d_tile_1d(
pthreadpool_t threadpool,
pthreadpool_task_1d_tile_1d_t task,
void* argument,
size_t range,
size_t tile,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || range <= tile) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range; i += tile) {
task(argument, i, min(range - i, tile));
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range = divide_round_up(range, tile);
const struct pthreadpool_1d_tile_1d_params params = {
.range = range,
.tile = tile,
};
thread_function_t parallelize_1d_tile_1d = &thread_parallelize_1d_tile_1d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (range < range_threshold) {
parallelize_1d_tile_1d = &pthreadpool_thread_parallelize_1d_tile_1d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_1d_tile_1d, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_2d(
pthreadpool_t threadpool,
pthreadpool_task_2d_t task,
void* argument,
size_t range_i,
size_t range_j,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || (range_i | range_j) <= 1) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
task(argument, i, j);
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t range = range_i * range_j;
const struct pthreadpool_2d_params params = {
.range_j = fxdiv_init_size_t(range_j),
};
thread_function_t parallelize_2d = &thread_parallelize_2d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (range < range_threshold) {
parallelize_2d = &pthreadpool_thread_parallelize_2d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_2d, &params, sizeof(params),
task, argument, range, flags);
}
}
void pthreadpool_parallelize_2d_tile_1d(
pthreadpool_t threadpool,
pthreadpool_task_2d_tile_1d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t tile_j,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || (range_i <= 1 && range_j <= tile_j)) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j += tile_j) {
task(argument, i, j, min(range_j - j, tile_j));
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range_j = divide_round_up(range_j, tile_j);
const size_t tile_range = range_i * tile_range_j;
const struct pthreadpool_2d_tile_1d_params params = {
.range_j = range_j,
.tile_j = tile_j,
.tile_range_j = fxdiv_init_size_t(tile_range_j),
};
thread_function_t parallelize_2d_tile_1d = &thread_parallelize_2d_tile_1d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_2d_tile_1d = &pthreadpool_thread_parallelize_2d_tile_1d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_2d_tile_1d, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_2d_tile_2d(
pthreadpool_t threadpool,
pthreadpool_task_2d_tile_2d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t tile_i,
size_t tile_j,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || (range_i <= tile_i && range_j <= tile_j)) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i += tile_i) {
for (size_t j = 0; j < range_j; j += tile_j) {
task(argument, i, j, min(range_i - i, tile_i), min(range_j - j, tile_j));
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range_i = divide_round_up(range_i, tile_i);
const size_t tile_range_j = divide_round_up(range_j, tile_j);
const size_t tile_range = tile_range_i * tile_range_j;
const struct pthreadpool_2d_tile_2d_params params = {
.range_i = range_i,
.tile_i = tile_i,
.range_j = range_j,
.tile_j = tile_j,
.tile_range_j = fxdiv_init_size_t(tile_range_j),
};
thread_function_t parallelize_2d_tile_2d = &thread_parallelize_2d_tile_2d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_2d_tile_2d = &pthreadpool_thread_parallelize_2d_tile_2d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_2d_tile_2d, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_2d_tile_2d_with_uarch(
pthreadpool_t threadpool,
pthreadpool_task_2d_tile_2d_with_id_t task,
void* argument,
uint32_t default_uarch_index,
uint32_t max_uarch_index,
size_t range_i,
size_t range_j,
size_t tile_i,
size_t tile_j,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || (range_i <= tile_i && range_j <= tile_j)) {
/* No thread pool used: execute task sequentially on the calling thread */
uint32_t uarch_index = default_uarch_index;
#if PTHREADPOOL_USE_CPUINFO
uarch_index = cpuinfo_get_current_uarch_index_with_default(default_uarch_index);
if (uarch_index > max_uarch_index) {
uarch_index = default_uarch_index;
}
#endif
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i += tile_i) {
for (size_t j = 0; j < range_j; j += tile_j) {
task(argument, uarch_index, i, j, min(range_i - i, tile_i), min(range_j - j, tile_j));
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range_i = divide_round_up(range_i, tile_i);
const size_t tile_range_j = divide_round_up(range_j, tile_j);
const size_t tile_range = tile_range_i * tile_range_j;
const struct pthreadpool_2d_tile_2d_with_uarch_params params = {
.default_uarch_index = default_uarch_index,
.max_uarch_index = max_uarch_index,
.range_i = range_i,
.tile_i = tile_i,
.range_j = range_j,
.tile_j = tile_j,
.tile_range_j = fxdiv_init_size_t(tile_range_j),
};
thread_function_t parallelize_2d_tile_2d_with_uarch = &thread_parallelize_2d_tile_2d_with_uarch;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_2d_tile_2d_with_uarch = &pthreadpool_thread_parallelize_2d_tile_2d_with_uarch_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_2d_tile_2d_with_uarch, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_3d(
pthreadpool_t threadpool,
pthreadpool_task_3d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t range_k,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || (range_i | range_j | range_k) <= 1) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
for (size_t k = 0; k < range_k; k++) {
task(argument, i, j, k);
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t range = range_i * range_j * range_k;
const struct pthreadpool_3d_params params = {
.range_j = fxdiv_init_size_t(range_j),
.range_k = fxdiv_init_size_t(range_k),
};
thread_function_t parallelize_3d = &thread_parallelize_3d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (range < range_threshold) {
parallelize_3d = &pthreadpool_thread_parallelize_3d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_3d, &params, sizeof(params),
task, argument, range, flags);
}
}
void pthreadpool_parallelize_3d_tile_1d(
pthreadpool_t threadpool,
pthreadpool_task_3d_tile_1d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t range_k,
size_t tile_k,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || ((range_i | range_j) <= 1 && range_k <= tile_k)) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
for (size_t k = 0; k < range_k; k += tile_k) {
task(argument, i, j, k, min(range_k - k, tile_k));
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range_k = divide_round_up(range_k, tile_k);
const size_t tile_range = range_i * range_j * tile_range_k;
const struct pthreadpool_3d_tile_1d_params params = {
.range_k = range_k,
.tile_k = tile_k,
.range_j = fxdiv_init_size_t(range_j),
.tile_range_k = fxdiv_init_size_t(tile_range_k),
};
thread_function_t parallelize_3d_tile_1d = &thread_parallelize_3d_tile_1d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_3d_tile_1d = &pthreadpool_thread_parallelize_3d_tile_1d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_3d_tile_1d, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_3d_tile_2d(
pthreadpool_t threadpool,
pthreadpool_task_3d_tile_2d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t range_k,
size_t tile_j,
size_t tile_k,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || (range_i <= 1 && range_j <= tile_j && range_k <= tile_k)) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j += tile_j) {
for (size_t k = 0; k < range_k; k += tile_k) {
task(argument, i, j, k, min(range_j - j, tile_j), min(range_k - k, tile_k));
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range_j = divide_round_up(range_j, tile_j);
const size_t tile_range_k = divide_round_up(range_k, tile_k);
const size_t tile_range = range_i * tile_range_j * tile_range_k;
const struct pthreadpool_3d_tile_2d_params params = {
.range_j = range_j,
.tile_j = tile_j,
.range_k = range_k,
.tile_k = tile_k,
.tile_range_j = fxdiv_init_size_t(tile_range_j),
.tile_range_k = fxdiv_init_size_t(tile_range_k),
};
thread_function_t parallelize_3d_tile_2d = &thread_parallelize_3d_tile_2d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_3d_tile_2d = &pthreadpool_thread_parallelize_3d_tile_2d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_3d_tile_2d, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_3d_tile_2d_with_uarch(
pthreadpool_t threadpool,
pthreadpool_task_3d_tile_2d_with_id_t task,
void* argument,
uint32_t default_uarch_index,
uint32_t max_uarch_index,
size_t range_i,
size_t range_j,
size_t range_k,
size_t tile_j,
size_t tile_k,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || (range_i <= 1 && range_j <= tile_j && range_k <= tile_k)) {
/* No thread pool used: execute task sequentially on the calling thread */
uint32_t uarch_index = default_uarch_index;
#if PTHREADPOOL_USE_CPUINFO
uarch_index = cpuinfo_get_current_uarch_index_with_default(default_uarch_index);
if (uarch_index > max_uarch_index) {
uarch_index = default_uarch_index;
}
#endif
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j += tile_j) {
for (size_t k = 0; k < range_k; k += tile_k) {
task(argument, uarch_index, i, j, k, min(range_j - j, tile_j), min(range_k - k, tile_k));
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range_j = divide_round_up(range_j, tile_j);
const size_t tile_range_k = divide_round_up(range_k, tile_k);
const size_t tile_range = range_i * tile_range_j * tile_range_k;
const struct pthreadpool_3d_tile_2d_with_uarch_params params = {
.default_uarch_index = default_uarch_index,
.max_uarch_index = max_uarch_index,
.range_j = range_j,
.tile_j = tile_j,
.range_k = range_k,
.tile_k = tile_k,
.tile_range_j = fxdiv_init_size_t(tile_range_j),
.tile_range_k = fxdiv_init_size_t(tile_range_k),
};
thread_function_t parallelize_3d_tile_2d_with_uarch = &thread_parallelize_3d_tile_2d_with_uarch;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_3d_tile_2d_with_uarch = &pthreadpool_thread_parallelize_3d_tile_2d_with_uarch_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_3d_tile_2d_with_uarch, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_4d(
pthreadpool_t threadpool,
pthreadpool_task_4d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t range_k,
size_t range_l,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || (range_i | range_j | range_k | range_l) <= 1) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
for (size_t k = 0; k < range_k; k++) {
for (size_t l = 0; l < range_l; l++) {
task(argument, i, j, k, l);
}
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t range_kl = range_k * range_l;
const size_t range = range_i * range_j * range_kl;
const struct pthreadpool_4d_params params = {
.range_k = range_k,
.range_j = fxdiv_init_size_t(range_j),
.range_kl = fxdiv_init_size_t(range_kl),
.range_l = fxdiv_init_size_t(range_l),
};
thread_function_t parallelize_4d = &thread_parallelize_4d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (range < range_threshold) {
parallelize_4d = &pthreadpool_thread_parallelize_4d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_4d, &params, sizeof(params),
task, argument, range, flags);
}
}
void pthreadpool_parallelize_4d_tile_1d(
pthreadpool_t threadpool,
pthreadpool_task_4d_tile_1d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t range_k,
size_t range_l,
size_t tile_l,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || ((range_i | range_j | range_k) <= 1 && range_l <= tile_l)) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
for (size_t k = 0; k < range_k; k++) {
for (size_t l = 0; l < range_l; l += tile_l) {
task(argument, i, j, k, l, min(range_l - l, tile_l));
}
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range_l = divide_round_up(range_l, tile_l);
const size_t tile_range_kl = range_k * tile_range_l;
const size_t tile_range = range_i * range_j * tile_range_kl;
const struct pthreadpool_4d_tile_1d_params params = {
.range_k = range_k,
.range_l = range_l,
.tile_l = tile_l,
.range_j = fxdiv_init_size_t(range_j),
.tile_range_kl = fxdiv_init_size_t(tile_range_kl),
.tile_range_l = fxdiv_init_size_t(tile_range_l),
};
thread_function_t parallelize_4d_tile_1d = &thread_parallelize_4d_tile_1d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_4d_tile_1d = &pthreadpool_thread_parallelize_4d_tile_1d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_4d_tile_1d, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_4d_tile_2d(
pthreadpool_t threadpool,
pthreadpool_task_4d_tile_2d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t range_k,
size_t range_l,
size_t tile_k,
size_t tile_l,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || ((range_i | range_j) <= 1 && range_k <= tile_k && range_l <= tile_l)) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
for (size_t k = 0; k < range_k; k += tile_k) {
for (size_t l = 0; l < range_l; l += tile_l) {
task(argument, i, j, k, l,
min(range_k - k, tile_k), min(range_l - l, tile_l));
}
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range_l = divide_round_up(range_l, tile_l);
const size_t tile_range_kl = divide_round_up(range_k, tile_k) * tile_range_l;
const size_t tile_range = range_i * range_j * tile_range_kl;
const struct pthreadpool_4d_tile_2d_params params = {
.range_k = range_k,
.tile_k = tile_k,
.range_l = range_l,
.tile_l = tile_l,
.range_j = fxdiv_init_size_t(range_j),
.tile_range_kl = fxdiv_init_size_t(tile_range_kl),
.tile_range_l = fxdiv_init_size_t(tile_range_l),
};
thread_function_t parallelize_4d_tile_2d = &thread_parallelize_4d_tile_2d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_4d_tile_2d = &pthreadpool_thread_parallelize_4d_tile_2d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_4d_tile_2d, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_4d_tile_2d_with_uarch(
pthreadpool_t threadpool,
pthreadpool_task_4d_tile_2d_with_id_t task,
void* argument,
uint32_t default_uarch_index,
uint32_t max_uarch_index,
size_t range_i,
size_t range_j,
size_t range_k,
size_t range_l,
size_t tile_k,
size_t tile_l,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || ((range_i | range_j) <= 1 && range_k <= tile_k && range_l <= tile_l)) {
/* No thread pool used: execute task sequentially on the calling thread */
uint32_t uarch_index = default_uarch_index;
#if PTHREADPOOL_USE_CPUINFO
uarch_index = cpuinfo_get_current_uarch_index_with_default(default_uarch_index);
if (uarch_index > max_uarch_index) {
uarch_index = default_uarch_index;
}
#endif
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
for (size_t k = 0; k < range_k; k += tile_k) {
for (size_t l = 0; l < range_l; l += tile_l) {
task(argument, uarch_index, i, j, k, l,
min(range_k - k, tile_k), min(range_l - l, tile_l));
}
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range_l = divide_round_up(range_l, tile_l);
const size_t tile_range_kl = divide_round_up(range_k, tile_k) * tile_range_l;
const size_t tile_range = range_i * range_j * tile_range_kl;
const struct pthreadpool_4d_tile_2d_with_uarch_params params = {
.default_uarch_index = default_uarch_index,
.max_uarch_index = max_uarch_index,
.range_k = range_k,
.tile_k = tile_k,
.range_l = range_l,
.tile_l = tile_l,
.range_j = fxdiv_init_size_t(range_j),
.tile_range_kl = fxdiv_init_size_t(tile_range_kl),
.tile_range_l = fxdiv_init_size_t(tile_range_l),
};
thread_function_t parallelize_4d_tile_2d_with_uarch = &thread_parallelize_4d_tile_2d_with_uarch;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_4d_tile_2d_with_uarch = &pthreadpool_thread_parallelize_4d_tile_2d_with_uarch_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_4d_tile_2d_with_uarch, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_5d(
pthreadpool_t threadpool,
pthreadpool_task_5d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t range_k,
size_t range_l,
size_t range_m,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || (range_i | range_j | range_k | range_l | range_m) <= 1) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
for (size_t k = 0; k < range_k; k++) {
for (size_t l = 0; l < range_l; l++) {
for (size_t m = 0; m < range_m; m++) {
task(argument, i, j, k, l, m);
}
}
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t range_lm = range_l * range_m;
const size_t range = range_i * range_j * range_k * range_lm;
const struct pthreadpool_5d_params params = {
.range_l = range_l,
.range_j = fxdiv_init_size_t(range_j),
.range_k = fxdiv_init_size_t(range_k),
.range_lm = fxdiv_init_size_t(range_lm),
.range_m = fxdiv_init_size_t(range_m),
};
thread_function_t parallelize_5d = &thread_parallelize_5d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (range < range_threshold) {
parallelize_5d = &pthreadpool_thread_parallelize_5d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_5d, &params, sizeof(params),
task, argument, range, flags);
}
}
void pthreadpool_parallelize_5d_tile_1d(
pthreadpool_t threadpool,
pthreadpool_task_5d_tile_1d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t range_k,
size_t range_l,
size_t range_m,
size_t tile_m,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || ((range_i | range_j | range_k | range_l) <= 1 && range_m <= tile_m)) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
for (size_t k = 0; k < range_k; k++) {
for (size_t l = 0; l < range_l; l++) {
for (size_t m = 0; m < range_m; m += tile_m) {
task(argument, i, j, k, l, m, min(range_m - m, tile_m));
}
}
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range_m = divide_round_up(range_m, tile_m);
const size_t range_kl = range_k * range_l;
const size_t tile_range = range_i * range_j * range_kl * tile_range_m;
const struct pthreadpool_5d_tile_1d_params params = {
.range_k = range_k,
.range_m = range_m,
.tile_m = tile_m,
.range_j = fxdiv_init_size_t(range_j),
.range_kl = fxdiv_init_size_t(range_kl),
.range_l = fxdiv_init_size_t(range_l),
.tile_range_m = fxdiv_init_size_t(tile_range_m),
};
thread_function_t parallelize_5d_tile_1d = &thread_parallelize_5d_tile_1d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_5d_tile_1d = &pthreadpool_thread_parallelize_5d_tile_1d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_5d_tile_1d, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_5d_tile_2d(
pthreadpool_t threadpool,
pthreadpool_task_5d_tile_2d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t range_k,
size_t range_l,
size_t range_m,
size_t tile_l,
size_t tile_m,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || ((range_i | range_j | range_k) <= 1 && range_l <= tile_l && range_m <= tile_m)) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
for (size_t k = 0; k < range_k; k++) {
for (size_t l = 0; l < range_l; l += tile_l) {
for (size_t m = 0; m < range_m; m += tile_m) {
task(argument, i, j, k, l, m,
min(range_l - l, tile_l), min(range_m - m, tile_m));
}
}
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range_m = divide_round_up(range_m, tile_m);
const size_t tile_range_lm = divide_round_up(range_l, tile_l) * tile_range_m;
const size_t tile_range = range_i * range_j * range_k * tile_range_lm;
const struct pthreadpool_5d_tile_2d_params params = {
.range_l = range_l,
.tile_l = tile_l,
.range_m = range_m,
.tile_m = tile_m,
.range_j = fxdiv_init_size_t(range_j),
.range_k = fxdiv_init_size_t(range_k),
.tile_range_lm = fxdiv_init_size_t(tile_range_lm),
.tile_range_m = fxdiv_init_size_t(tile_range_m),
};
thread_function_t parallelize_5d_tile_2d = &thread_parallelize_5d_tile_2d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_5d_tile_2d = &pthreadpool_thread_parallelize_5d_tile_2d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_5d_tile_2d, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_6d(
pthreadpool_t threadpool,
pthreadpool_task_6d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t range_k,
size_t range_l,
size_t range_m,
size_t range_n,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || (range_i | range_j | range_k | range_l | range_m | range_n) <= 1) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
for (size_t k = 0; k < range_k; k++) {
for (size_t l = 0; l < range_l; l++) {
for (size_t m = 0; m < range_m; m++) {
for (size_t n = 0; n < range_n; n++) {
task(argument, i, j, k, l, m, n);
}
}
}
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t range_lmn = range_l * range_m * range_n;
const size_t range = range_i * range_j * range_k * range_lmn;
const struct pthreadpool_6d_params params = {
.range_l = range_l,
.range_j = fxdiv_init_size_t(range_j),
.range_k = fxdiv_init_size_t(range_k),
.range_lmn = fxdiv_init_size_t(range_lmn),
.range_m = fxdiv_init_size_t(range_m),
.range_n = fxdiv_init_size_t(range_n),
};
thread_function_t parallelize_6d = &thread_parallelize_6d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (range < range_threshold) {
parallelize_6d = &pthreadpool_thread_parallelize_6d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_6d, &params, sizeof(params),
task, argument, range, flags);
}
}
void pthreadpool_parallelize_6d_tile_1d(
pthreadpool_t threadpool,
pthreadpool_task_6d_tile_1d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t range_k,
size_t range_l,
size_t range_m,
size_t range_n,
size_t tile_n,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || ((range_i | range_j | range_k | range_l | range_m) <= 1 && range_n <= tile_n)) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
for (size_t k = 0; k < range_k; k++) {
for (size_t l = 0; l < range_l; l++) {
for (size_t m = 0; m < range_m; m++) {
for (size_t n = 0; n < range_n; n += tile_n) {
task(argument, i, j, k, l, m, n, min(range_n - n, tile_n));
}
}
}
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t tile_range_n = divide_round_up(range_n, tile_n);
const size_t tile_range_lmn = range_l * range_m * tile_range_n;
const size_t tile_range = range_i * range_j * range_k * tile_range_lmn;
const struct pthreadpool_6d_tile_1d_params params = {
.range_l = range_l,
.range_n = range_n,
.tile_n = tile_n,
.range_j = fxdiv_init_size_t(range_j),
.range_k = fxdiv_init_size_t(range_k),
.tile_range_lmn = fxdiv_init_size_t(tile_range_lmn),
.range_m = fxdiv_init_size_t(range_m),
.tile_range_n = fxdiv_init_size_t(tile_range_n),
};
thread_function_t parallelize_6d_tile_1d = &thread_parallelize_6d_tile_1d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_6d_tile_1d = &pthreadpool_thread_parallelize_6d_tile_1d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_6d_tile_1d, &params, sizeof(params),
task, argument, tile_range, flags);
}
}
void pthreadpool_parallelize_6d_tile_2d(
pthreadpool_t threadpool,
pthreadpool_task_6d_tile_2d_t task,
void* argument,
size_t range_i,
size_t range_j,
size_t range_k,
size_t range_l,
size_t range_m,
size_t range_n,
size_t tile_m,
size_t tile_n,
uint32_t flags)
{
size_t threads_count;
if (threadpool == NULL || (threads_count = threadpool->threads_count.value) <= 1 || ((range_i | range_j | range_k | range_l) <= 1 && range_m <= tile_m && range_n <= tile_n)) {
/* No thread pool used: execute task sequentially on the calling thread */
struct fpu_state saved_fpu_state = { 0 };
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
saved_fpu_state = get_fpu_state();
disable_fpu_denormals();
}
for (size_t i = 0; i < range_i; i++) {
for (size_t j = 0; j < range_j; j++) {
for (size_t k = 0; k < range_k; k++) {
for (size_t l = 0; l < range_l; l++) {
for (size_t m = 0; m < range_m; m += tile_m) {
for (size_t n = 0; n < range_n; n += tile_n) {
task(argument, i, j, k, l, m, n,
min(range_m - m, tile_m), min(range_n - n, tile_n));
}
}
}
}
}
}
if (flags & PTHREADPOOL_FLAG_DISABLE_DENORMALS) {
set_fpu_state(saved_fpu_state);
}
} else {
const size_t range_kl = range_k * range_l;
const size_t tile_range_n = divide_round_up(range_n, tile_n);
const size_t tile_range_mn = divide_round_up(range_m, tile_m) * tile_range_n;
const size_t tile_range = range_i * range_j * range_kl * tile_range_mn;
const struct pthreadpool_6d_tile_2d_params params = {
.range_k = range_k,
.range_m = range_m,
.tile_m = tile_m,
.range_n = range_n,
.tile_n = tile_n,
.range_j = fxdiv_init_size_t(range_j),
.range_kl = fxdiv_init_size_t(range_kl),
.range_l = fxdiv_init_size_t(range_l),
.tile_range_mn = fxdiv_init_size_t(tile_range_mn),
.tile_range_n = fxdiv_init_size_t(tile_range_n),
};
thread_function_t parallelize_6d_tile_2d = &thread_parallelize_6d_tile_2d;
#if PTHREADPOOL_USE_FASTPATH
const size_t range_threshold = -threads_count;
if (tile_range < range_threshold) {
parallelize_6d_tile_2d = &pthreadpool_thread_parallelize_6d_tile_2d_fastpath;
}
#endif
pthreadpool_parallelize(
threadpool, parallelize_6d_tile_2d, &params, sizeof(params),
task, argument, tile_range, flags);
}
}