generic_scheduler* governor::init_scheduler( int num_threads, stack_size_type stack_size, bool auto_init ) {
one_time_init();
generic_scheduler* s = theTLS.get();
if( s ) {
s->my_ref_count += 1;
return s;
}
bool default_concurrency_requested = num_threads == task_scheduler_init::automatic;
if( default_concurrency_requested )
num_threads = default_num_threads();
arena &a = market::create_arena( num_threads, stack_size, default_concurrency_requested );
s = generic_scheduler::create_master( a );
__TBB_ASSERT(s, "Somehow a local scheduler creation for a master thread failed");
s->my_auto_initialized = auto_init;
return s;
}
generic_scheduler* governor::init_scheduler( unsigned num_threads, stack_size_type stack_size, bool auto_init ) {
if( !__TBB_InitOnce::initialization_done() )
DoOneTimeInitializations();
generic_scheduler* s = theTLS.get();
if( s ) {
s->my_ref_count += 1;
return s;
}
#if __TBB_SURVIVE_THREAD_SWITCH
atomic_do_once( &initialize_cilk_interop, cilkrts_load_state );
#endif /* __TBB_SURVIVE_THREAD_SWITCH */
if( (int)num_threads == task_scheduler_init::automatic )
num_threads = default_num_threads();
s = generic_scheduler::create_master(
market::create_arena( num_threads - 1, stack_size ? stack_size : ThreadStackSize ) );
__TBB_ASSERT(s, "Somehow a local scheduler creation for a master thread failed");
s->my_auto_initialized = auto_init;
return s;
}
generic_scheduler* governor::init_scheduler( unsigned num_threads, stack_size_type stack_size, bool auto_init ) {
if( !__TBB_InitOnce::initialization_done() )
DoOneTimeInitializations();
generic_scheduler* s = theTLS.get();
if( s ) {
s->ref_count += 1;
return s;
}
if( (int)num_threads == task_scheduler_init::automatic )
num_threads = default_num_threads();
#if __TBB_ARENA_PER_MASTER
s = generic_scheduler::create_master(
market::create_arena( num_threads - 1, stack_size ? stack_size : ThreadStackSize ) );
#else /* !__TBB_ARENA_PER_MASTER */
s = generic_scheduler::create_master( *obtain_arena(num_threads, stack_size) );
#endif /* !__TBB_ARENA_PER_MASTER */
__TBB_ASSERT(s, "Somehow a local scheduler creation for a master thread failed");
s->is_auto_initialized = auto_init;
return s;
}
