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Remove random load balancing in thread_proc_body

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gingerBill
2021-07-14 22:53:02 +01:00
parent 6d8302825c
commit e15858e2be
2 changed files with 29 additions and 28 deletions
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src/checker.cpp
+6 -5
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@@ -4562,6 +4562,7 @@ struct ThreadProcBodyData {
GB_THREAD_PROC(thread_proc_body) {
ThreadProcBodyData *data = cast(ThreadProcBodyData *)thread->user_data;
Checker *c = data->checker;
GB_ASSERT(c != nullptr);
ThreadProcBodyData *all_data = data->all_data;
ProcBodyQueue *this_queue = data->queue;
@@ -4572,13 +4573,10 @@ GB_THREAD_PROC(thread_proc_body) {
gbRandom r = {}; gb_random_init(&r);
for (ProcInfo *pi; mpmc_dequeue(this_queue, &pi); /**/) {
// NOTE(bill): Randomize the load balancing of procs
// adding more procs to the queues
u32 index = gb_random_gen_u32(&r) % data->thread_count;
ProcBodyQueue *q = all_data[index].queue;
consume_proc_info_queue(c, pi, q, &untyped);
consume_proc_info_queue(c, pi, this_queue, &untyped);
}
#if 0
// Greedy Work Stealing
retry:;
isize max_count = 0;
@@ -4598,6 +4596,7 @@ retry:;
}
goto retry;
}
#endif
gb_semaphore_release(&c->procs_to_check_semaphore);
@@ -4605,6 +4604,8 @@ retry:;
}
void check_procedure_bodies(Checker *c) {
GB_ASSERT(c != nullptr);
u32 thread_count = cast(u32)gb_max(build_context.thread_count, 1);
u32 worker_count = thread_count-1; // NOTE(bill): The main thread will also be used for work
if (!build_context.threaded_checker) {