void make_root_frames(void) {
#ifdef YAPOR
/* root or frame */
or_fr_ptr or_fr;
ALLOC_OR_FRAME(or_fr);
INIT_LOCK(OrFr_lock(or_fr));
OrFr_alternative(or_fr) = NULL;
BITMAP_copy(OrFr_members(or_fr), GLOBAL_bm_present_workers);
SetOrFr_node(or_fr, (choiceptr) Yap_LocalBase);
OrFr_nearest_livenode(or_fr) = NULL;
OrFr_depth(or_fr) = 0;
Set_OrFr_pend_prune_cp(or_fr, NULL);
OrFr_nearest_leftnode(or_fr) = or_fr;
OrFr_qg_solutions(or_fr) = NULL;
#ifdef TABLING_INNER_CUTS
OrFr_tg_solutions(or_fr) = NULL;
#endif /* TABLING_INNER_CUTS */
#ifdef TABLING
OrFr_owners(or_fr) = number_workers;
OrFr_next_on_stack(or_fr) = NULL;
OrFr_suspensions(or_fr) = NULL;
OrFr_nearest_suspnode(or_fr) = or_fr;
#endif /* TABLING */
OrFr_next(or_fr) = NULL;
GLOBAL_root_or_fr = or_fr;
#endif /* YAPOR */
#ifdef TABLING
/* root dependency frame */
if (!GLOBAL_root_dep_fr) {
new_dependency_frame(GLOBAL_root_dep_fr, FALSE, NULL, NULL, NULL, NULL, NULL);
}
#endif /* TABLING */
}
static int
setup_engine(int myworker_id, int init_thread)
{
CACHE_REGS
REGSTORE *standard_regs;
standard_regs = (REGSTORE *)calloc(1,sizeof(REGSTORE));
if (!standard_regs)
return FALSE;
regcache = standard_regs;
/* create the YAAM descriptor */
REMOTE_ThreadHandle(myworker_id).default_yaam_regs = standard_regs;
Yap_InitExStacks(myworker_id, REMOTE_ThreadHandle(myworker_id).tsize, REMOTE_ThreadHandle(myworker_id).ssize);
CurrentModule = REMOTE_ThreadHandle(myworker_id).cmod;
Yap_InitTime( myworker_id );
Yap_InitYaamRegs( myworker_id );
REFRESH_CACHE_REGS
Yap_ReleasePreAllocCodeSpace(Yap_PreAllocCodeSpace());
/* I exist */
GLOBAL_NOfThreadsCreated++;
GLOBAL_NOfThreads++;
DEBUG_TLOCK_ACCESS(2, myworker_id);
pthread_mutex_unlock(&(REMOTE_ThreadHandle(myworker_id).tlock));
#ifdef TABLING
new_dependency_frame(REMOTE_top_dep_fr(myworker_id), FALSE, NULL, NULL, B, NULL, FALSE, NULL); /* same as in Yap_init_root_frames() */
#endif /* TABLING */
return TRUE;
}
void Yap_init_root_frames(void) {
CACHE_REGS
#ifdef YAPOR
/* root or frame */
or_fr_ptr or_fr = GLOBAL_root_or_fr;
INIT_LOCK(OrFr_lock(or_fr));
OrFr_alternative(or_fr) = NULL;
BITMAP_copy(OrFr_members(or_fr), GLOBAL_bm_present_workers);
SetOrFr_node(or_fr, (choiceptr)LOCAL_LocalBase);
OrFr_nearest_livenode(or_fr) = NULL;
OrFr_depth(or_fr) = 0;
Set_OrFr_pend_prune_cp(or_fr, NULL);
OrFr_nearest_leftnode(or_fr) = or_fr;
OrFr_qg_solutions(or_fr) = NULL;
#ifdef TABLING_INNER_CUTS
OrFr_tg_solutions(or_fr) = NULL;
#endif /* TABLING_INNER_CUTS */
#ifdef TABLING
OrFr_owners(or_fr) = GLOBAL_number_workers;
OrFr_next_on_stack(or_fr) = NULL;
OrFr_suspensions(or_fr) = NULL;
OrFr_nearest_suspnode(or_fr) = or_fr;
#endif /* TABLING */
OrFr_next(or_fr) = NULL;
#endif /* YAPOR */
#ifdef TABLING
/* root global trie node */
new_global_trie_node(GLOBAL_root_gt, 0, NULL, NULL, NULL);
/* root dependency frame */
#ifdef YAPOR
DepFr_cons_cp(GLOBAL_root_dep_fr) = B; /* with YAPOR, at that point,
LOCAL_top_dep_fr shouldn't be the
same as GLOBAL_root_dep_fr ? */
#else
new_dependency_frame(LOCAL_top_dep_fr, FALSE, NULL, NULL, B, NULL, FALSE,
NULL);
#endif /* YAPOR */
#endif /* TABLING */
}
void Yap_init_global_optyap_data(int max_table_size, int n_workers,
int sch_loop, int delay_load) {
int i;
/* global data related to memory management */
#ifdef USE_PAGES_MALLOC
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_alloc, void *);
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_void, void *);
#endif /* USE_PAGES_MALLOC */
#ifdef TABLING
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_tab_ent, struct table_entry);
#if defined(THREADS_FULL_SHARING) || defined(THREADS_CONSUMER_SHARING)
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_sg_ent, struct subgoal_entry);
#endif
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_sg_fr, struct subgoal_frame);
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_dep_fr, struct dependency_frame);
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_sg_node, struct subgoal_trie_node);
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_sg_hash, struct subgoal_trie_hash);
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_ans_node, struct answer_trie_node);
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_ans_hash, struct answer_trie_hash);
#if defined(THREADS_FULL_SHARING)
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_ans_ref_node, struct answer_ref_node);
#endif
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_gt_node, struct global_trie_node);
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_gt_hash, struct global_trie_hash);
#endif /* TABLING */
#ifdef YAPOR
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_or_fr, struct or_frame);
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_qg_sol_fr,
struct query_goal_solution_frame);
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_qg_ans_fr,
struct query_goal_answer_frame);
#ifdef TABLING
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_susp_fr, struct suspension_frame);
#endif
#ifdef TABLING_INNER_CUTS
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_tg_sol_fr,
struct table_subgoal_solution_frame);
INIT_GLOBAL_PAGE_ENTRY(GLOBAL_pages_tg_ans_fr,
struct table_subgoal_answer_frame);
#endif
#endif /* YAPOR */
#ifdef YAPOR
/* global static data */
GLOBAL_number_workers = n_workers;
GLOBAL_worker_pid(0) = getpid();
for (i = 1; i < GLOBAL_number_workers; i++)
GLOBAL_worker_pid(i) = 0;
GLOBAL_scheduler_loop = sch_loop;
GLOBAL_delayed_release_load = delay_load;
/* global data related to or-parallelism */
ALLOC_OR_FRAME(GLOBAL_root_or_fr);
BITMAP_clear(GLOBAL_bm_present_workers);
for (i = 0; i < GLOBAL_number_workers; i++)
BITMAP_insert(GLOBAL_bm_present_workers, i);
BITMAP_copy(GLOBAL_bm_idle_workers, GLOBAL_bm_present_workers);
BITMAP_clear(GLOBAL_bm_root_cp_workers);
BITMAP_clear(GLOBAL_bm_invisible_workers);
BITMAP_clear(GLOBAL_bm_requestable_workers);
BITMAP_copy(GLOBAL_bm_finished_workers, GLOBAL_bm_present_workers);
INIT_LOCK(GLOBAL_locks_bm_idle_workers);
INIT_LOCK(GLOBAL_locks_bm_root_cp_workers);
INIT_LOCK(GLOBAL_locks_bm_invisible_workers);
INIT_LOCK(GLOBAL_locks_bm_requestable_workers);
INIT_LOCK(GLOBAL_locks_bm_finished_workers);
#ifdef TABLING_INNER_CUTS
INIT_LOCK(GLOBAL_locks_bm_pruning_workers);
#endif /* TABLING_INNER_CUTS */
GLOBAL_locks_who_locked_heap = MAX_WORKERS;
INIT_LOCK(GLOBAL_locks_heap_access);
INIT_LOCK(GLOBAL_locks_alloc_block);
if (GLOBAL_number_workers == 1)
GLOBAL_parallel_mode = PARALLEL_MODE_OFF;
else
GLOBAL_parallel_mode = PARALLEL_MODE_ON;
#endif /* YAPOR */
#ifdef TABLING
/* global data related to tabling */
GLOBAL_root_gt = NULL;
GLOBAL_root_tab_ent = NULL;
#ifdef LIMIT_TABLING
if (max_table_size)
GLOBAL_max_pages = ((max_table_size - 1) * 1024 * 1024 / SHMMAX + 1) *
SHMMAX / Yap_page_size;
else
GLOBAL_max_pages = -1;
GLOBAL_first_sg_fr = NULL;
GLOBAL_last_sg_fr = NULL;
GLOBAL_check_sg_fr = NULL;
#endif /* LIMIT_TABLING */
#ifdef YAPOR
new_dependency_frame(GLOBAL_root_dep_fr, FALSE, NULL, NULL, NULL, NULL, FALSE,
NULL);
#endif /* YAPOR */
for (i = 0; i < MAX_TABLE_VARS; i++) {
CELL *pt = GLOBAL_table_var_enumerator_addr(i);
RESET_VARIABLE(pt);
}
#ifdef TRIE_LOCK_USING_GLOBAL_ARRAY
for (i = 0; i < TRIE_LOCK_BUCKETS; i++)
INIT_LOCK(GLOBAL_trie_locks(i));
#endif /* TRIE_LOCK_USING_GLOBAL_ARRAY */
#endif /* TABLING */
return;
}
