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yap-6.3/OPTYap/opt.structs.h
ricroc 9bb854ab62 tabling support for 64 bits 
git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1870 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
2007-04-26 14:13:21 +00:00

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/**********************************************************************
The OPTYap Prolog system
OPTYap extends the Yap Prolog system to support or-parallel tabling
Copyright: R. Rocha and NCC - University of Porto, Portugal
File: opt.structs.h
version: $Id: opt.structs.h,v 1.11 2007-04-26 14:11:08 ricroc Exp $
**********************************************************************/
/* ----------------- **
** Typedefs **
** ----------------- */
typedef double realtime;
typedef unsigned long bitmap;
/* ---------------------------- **
** Struct page_header **
** ---------------------------- */
typedef struct page_header {
volatile int structs_in_use;
void *first_free_struct;
struct page_header *previous;
struct page_header *next;
} *pg_hd_ptr;
#define PgHd_str_in_use(X) ((X)->structs_in_use)
#define PgHd_free_str(X) ((X)->first_free_struct)
#define PgHd_previous(X) ((X)->previous)
#define PgHd_next(X) ((X)->next)
/* ---------------------- **
** Struct pages **
** ---------------------- */
struct pages {
#ifdef YAPOR
lockvar lock;
#endif /* YAPOR */
volatile long pages_allocated;
volatile long structs_in_use;
int structs_per_page;
struct page_header *first_free_page;
};
#define Pg_lock(X) ((X).lock)
#define Pg_pg_alloc(X) ((X).pages_allocated)
#define Pg_str_in_use(X) ((X).structs_in_use)
#define Pg_str_per_pg(X) ((X).structs_per_page)
#define Pg_free_pg(X) ((X).first_free_page)
#define Pg_str_free(X) (Pg_pg_alloc(X) * Pg_str_per_pg(X) - Pg_str_in_use(X))
/* ----------------------------- **
** Struct global_pages **
** ----------------------------- */
struct global_pages {
#ifdef LIMIT_TABLING
int max_pages;
#endif /* LIMIT_TABLING */
struct pages void_pages;
#ifdef YAPOR
struct pages or_frame_pages;
struct pages query_goal_solution_frame_pages;
struct pages query_goal_answer_frame_pages;
#endif /* YAPOR */
#ifdef TABLING_INNER_CUTS
struct pages table_subgoal_solution_frame_pages;
struct pages table_subgoal_answer_frame_pages;
#endif /* TABLING_INNER_CUTS */
#ifdef TABLING
struct pages table_entry_pages;
struct pages subgoal_frame_pages;
struct pages subgoal_trie_node_pages;
struct pages answer_trie_node_pages;
struct pages subgoal_hash_pages;
struct pages answer_hash_pages;
struct pages dependency_frame_pages;
#endif /* TABLING */
#if defined(YAPOR) && defined(TABLING)
struct pages suspension_frame_pages;
#endif /* YAPOR && TABLING */
};
/* ----------------------------- **
** Struct global_locks **
** ----------------------------- */
#ifdef YAPOR
struct global_locks {
lockvar bitmap_idle_workers;
lockvar bitmap_root_cp_workers;
lockvar bitmap_invisible_workers;
lockvar bitmap_requestable_workers;
lockvar bitmap_executing_workers;
lockvar bitmap_finished_workers;
#ifdef TABLING_INNER_CUTS
lockvar bitmap_pruning_workers;
#endif /* TABLING_INNER_CUTS */
lockvar who_locked_heap;
lockvar heap_access;
lockvar alloc_block;
#if defined(YAPOR_ERRORS) || defined(TABLING_ERRORS)
lockvar stderr_messages;
#endif /* YAPOR_ERRORS || TABLING_ERRORS */
};
#endif /* YAPOR */
/* ---------------------------- **
** Struct global_data **
** ---------------------------- */
struct global_data{
/* global data related to memory management */
struct global_pages pages;
#ifdef YAPOR
/* global static data */
int scheduler_loop;
int delayed_release_load;
int number_workers;
int worker_pid[MAX_WORKERS];
#ifdef ACOW
int master_worker;
#endif /* ACOW */
/* global data related to or-performance */
realtime execution_time;
realtime best_execution_times[MAX_BEST_TIMES];
int number_of_executed_goals;
char performance_mode; /* PERFORMANCE_OFF / PERFORMANCE_ON / PERFORMANCE_IN_EXECUTION */
/* global data related to or-parallelism */
choiceptr root_choice_point;
struct or_frame *root_or_frame;
bitmap present_workers;
volatile bitmap idle_workers;
volatile bitmap root_cp_workers;
volatile bitmap invisible_workers;
volatile bitmap requestable_workers;
volatile bitmap executing_workers;
volatile bitmap finished_workers;
#ifdef TABLING_INNER_CUTS
volatile bitmap pruning_workers;
#endif /* TABLING_INNER_CUTS */
struct global_locks locks;
volatile unsigned int branch[MAX_WORKERS][MAX_DEPTH];
volatile char parallel_execution_mode; /* TRUE / FALSE */
volatile int answers;
#endif /* YAPOR */
#ifdef TABLING
/* global data related to tabling */
struct table_entry *root_table_entry;
#ifdef LIMIT_TABLING
struct subgoal_frame *first_subgoal_frame;
struct subgoal_frame *last_subgoal_frame;
struct subgoal_frame *check_subgoal_frame;
#endif /* LIMIT_TABLING */
struct dependency_frame *root_dependency_frame;
CELL table_var_enumerator[MAX_TABLE_VARS];
#ifdef TABLE_LOCK_AT_WRITE_LEVEL
lockvar table_lock[TABLE_LOCK_BUCKETS];
#endif /* TABLE_LOCK_AT_WRITE_LEVEL */
#ifdef TIMESTAMP_CHECK
long timestamp;
#endif /* TIMESTAMP_CHECK */
#endif /* TABLING */
};
#define GLOBAL_MAX_PAGES (GLOBAL.pages.max_pages)
#define GLOBAL_PAGES_void (GLOBAL.pages.void_pages)
#define GLOBAL_PAGES_or_fr (GLOBAL.pages.or_frame_pages)
#define GLOBAL_PAGES_qg_sol_fr (GLOBAL.pages.query_goal_solution_frame_pages)
#define GLOBAL_PAGES_qg_ans_fr (GLOBAL.pages.query_goal_answer_frame_pages)
#define GLOBAL_PAGES_tg_sol_fr (GLOBAL.pages.table_subgoal_solution_frame_pages)
#define GLOBAL_PAGES_tg_ans_fr (GLOBAL.pages.table_subgoal_answer_frame_pages)
#define GLOBAL_PAGES_tab_ent (GLOBAL.pages.table_entry_pages)
#define GLOBAL_PAGES_sg_fr (GLOBAL.pages.subgoal_frame_pages)
#define GLOBAL_PAGES_sg_node (GLOBAL.pages.subgoal_trie_node_pages)
#define GLOBAL_PAGES_ans_node (GLOBAL.pages.answer_trie_node_pages)
#define GLOBAL_PAGES_sg_hash (GLOBAL.pages.subgoal_hash_pages)
#define GLOBAL_PAGES_ans_hash (GLOBAL.pages.answer_hash_pages)
#define GLOBAL_PAGES_dep_fr (GLOBAL.pages.dependency_frame_pages)
#define GLOBAL_PAGES_susp_fr (GLOBAL.pages.suspension_frame_pages)
#define SCHEDULER_LOOP (GLOBAL.scheduler_loop)
#define DELAYED_RELEASE_LOAD (GLOBAL.delayed_release_load)
#define number_workers (GLOBAL.number_workers)
#define worker_pid(worker) (GLOBAL.worker_pid[worker])
#define GLOBAL_master_worker (GLOBAL.master_worker)
#define GLOBAL_execution_time (GLOBAL.execution_time)
#define GLOBAL_best_times(time) (GLOBAL.best_execution_times[time])
#define GLOBAL_number_goals (GLOBAL.number_of_executed_goals)
#define GLOBAL_performance_mode (GLOBAL.performance_mode)
#define GLOBAL_root_cp (GLOBAL.root_choice_point)
#define GLOBAL_root_or_fr (GLOBAL.root_or_frame)
#define GLOBAL_bm_present_workers (GLOBAL.present_workers)
#define GLOBAL_bm_idle_workers (GLOBAL.idle_workers)
#define GLOBAL_bm_root_cp_workers (GLOBAL.root_cp_workers)
#define GLOBAL_bm_invisible_workers (GLOBAL.invisible_workers)
#define GLOBAL_bm_requestable_workers (GLOBAL.requestable_workers)
#define GLOBAL_bm_executing_workers (GLOBAL.executing_workers)
#define GLOBAL_bm_finished_workers (GLOBAL.finished_workers)
#define GLOBAL_bm_pruning_workers (GLOBAL.pruning_workers)
#define GLOBAL_LOCKS_bm_idle_workers (GLOBAL.locks.bitmap_idle_workers)
#define GLOBAL_LOCKS_bm_root_cp_workers (GLOBAL.locks.bitmap_root_cp_workers)
#define GLOBAL_LOCKS_bm_invisible_workers (GLOBAL.locks.bitmap_invisible_workers)
#define GLOBAL_LOCKS_bm_requestable_workers (GLOBAL.locks.bitmap_requestable_workers)
#define GLOBAL_LOCKS_bm_executing_workers (GLOBAL.locks.bitmap_executing_workers)
#define GLOBAL_LOCKS_bm_finished_workers (GLOBAL.locks.bitmap_finished_workers)
#define GLOBAL_LOCKS_bm_pruning_workers (GLOBAL.locks.bitmap_pruning_workers)
#define GLOBAL_LOCKS_who_locked_heap (GLOBAL.locks.who_locked_heap)
#define GLOBAL_LOCKS_heap_access (GLOBAL.locks.heap_access)
#define GLOBAL_LOCKS_alloc_block (GLOBAL.locks.alloc_block)
#define GLOBAL_LOCKS_stderr_messages (GLOBAL.locks.stderr_messages)
#define GLOBAL_branch(worker, depth) (GLOBAL.branch[worker][depth])
#define PARALLEL_EXECUTION_MODE (GLOBAL.parallel_execution_mode)
#define GLOBAL_answers (GLOBAL.answers)
#define GLOBAL_root_tab_ent (GLOBAL.root_table_entry)
#define GLOBAL_first_sg_fr (GLOBAL.first_subgoal_frame)
#define GLOBAL_last_sg_fr (GLOBAL.last_subgoal_frame)
#define GLOBAL_check_sg_fr (GLOBAL.check_subgoal_frame)
#define GLOBAL_root_dep_fr (GLOBAL.root_dependency_frame)
#define GLOBAL_table_var_enumerator(index) (GLOBAL.table_var_enumerator[index])
#define GLOBAL_table_var_enumerator_addr(index) (GLOBAL.table_var_enumerator + (index))
#define GLOBAL_table_lock(index) (GLOBAL.table_lock[index])
#define GLOBAL_timestamp (GLOBAL.timestamp)
/* ------------------------------ **
** Struct local_signals **
** ------------------------------ */
#ifdef YAPOR
struct local_signals{
#ifdef ENV_COPY
lockvar lock;
volatile enum {
Q_idle = 0,
trail = 1,
global = 2,
local = 3,
P_idle = 4
} P_fase, Q_fase;
#endif /* ENV_COPY */
volatile enum {
no_sharing = 0,
sharing = 1,
nodes_shared = 2,
copy_done = 3,
ready = 4
} reply;
};
#endif /* YAPOR */
/* --------------------------- **
** Struct local_data **
** --------------------------- */
struct local_data{
#ifdef YAPOR
/* local data related to or-parallelism */
lockvar lock;
volatile int load;
choiceptr top_choice_point;
struct or_frame *top_or_frame;
choiceptr prune_request;
volatile int share_request;
struct local_signals share_signals;
volatile struct {
CELL start;
CELL end;
} global_copy, local_copy, trail_copy;
#endif /* YAPOR */
#ifdef TABLING
/* local data related to tabling */
struct answer_trie_node *next_free_answer_trie_node;
struct subgoal_frame *top_subgoal_frame;
struct dependency_frame *top_dependency_frame;
#ifdef TABLING_INNER_CUTS
choiceptr bottom_pruning_scope;
#endif /* TABLING_INNER_CUTS */
#ifdef YAPOR
choiceptr top_choice_point_on_stack;
struct or_frame *top_or_frame_with_suspensions;
#endif /* YAPOR */
#endif /* TABLING */
};
extern struct local_data *LOCAL;
#define LOCAL_lock (LOCAL->lock)
#define LOCAL_load (LOCAL->load)
#define LOCAL_top_cp (LOCAL->top_choice_point)
#define LOCAL_top_or_fr (LOCAL->top_or_frame)
#define LOCAL_prune_request (LOCAL->prune_request)
#define LOCAL_share_request (LOCAL->share_request)
#define LOCAL_reply_signal (LOCAL->share_signals.reply)
#define LOCAL_p_fase_signal (LOCAL->share_signals.P_fase)
#define LOCAL_q_fase_signal (LOCAL->share_signals.Q_fase)
#define LOCAL_lock_signals (LOCAL->share_signals.lock)
#define LOCAL_start_global_copy (LOCAL->global_copy.start)
#define LOCAL_end_global_copy (LOCAL->global_copy.end)
#define LOCAL_start_local_copy (LOCAL->local_copy.start)
#define LOCAL_end_local_copy (LOCAL->local_copy.end)
#define LOCAL_start_trail_copy (LOCAL->trail_copy.start)
#define LOCAL_end_trail_copy (LOCAL->trail_copy.end)
#define LOCAL_next_free_ans_node (LOCAL->next_free_answer_trie_node)
#define LOCAL_top_sg_fr (LOCAL->top_subgoal_frame)
#define LOCAL_top_dep_fr (LOCAL->top_dependency_frame)
#define LOCAL_pruning_scope (LOCAL->bottom_pruning_scope)
#define LOCAL_top_cp_on_stack (LOCAL->top_choice_point_on_stack)
#define LOCAL_top_susp_or_fr (LOCAL->top_or_frame_with_suspensions)
#define REMOTE_lock(worker) (REMOTE[worker].lock)
#define REMOTE_load(worker) (REMOTE[worker].load)
#define REMOTE_top_cp(worker) (REMOTE[worker].top_choice_point)
#define REMOTE_top_or_fr(worker) (REMOTE[worker].top_or_frame)
#define REMOTE_prune_request(worker) (REMOTE[worker].prune_request)
#define REMOTE_share_request(worker) (REMOTE[worker].share_request)
#define REMOTE_reply_signal(worker) (REMOTE[worker].share_signals.reply)
#define REMOTE_p_fase_signal(worker) (REMOTE[worker].share_signals.P_fase)
#define REMOTE_q_fase_signal(worker) (REMOTE[worker].share_signals.Q_fase)
#define REMOTE_lock_signals(worker) (REMOTE[worker].share_signals.lock)
#define REMOTE_start_global_copy(worker) (REMOTE[worker].global_copy.start)
#define REMOTE_end_global_copy(worker) (REMOTE[worker].global_copy.end)
#define REMOTE_start_local_copy(worker) (REMOTE[worker].local_copy.start)
#define REMOTE_end_local_copy(worker) (REMOTE[worker].local_copy.end)
#define REMOTE_start_trail_copy(worker) (REMOTE[worker].trail_copy.start)
#define REMOTE_end_trail_copy(worker) (REMOTE[worker].trail_copy.end)
#define REMOTE_next_free_ans_node(worker) (REMOTE[worker].next_free_answer_trie_node)
#define REMOTE_top_sg_fr(worker) (REMOTE[worker].top_subgoal_frame)
#define REMOTE_top_dep_fr(worker) (REMOTE[worker].top_dependency_frame)
#define REMOTE_pruning_scope(worker) (REMOTE[worker].bottom_pruning_scope)
#define REMOTE_top_cp_on_stack(worker) (REMOTE[worker].top_choice_point_on_stack)
#define REMOTE_top_susp_or_fr(worker) (REMOTE[worker].top_or_frame_with_suspensions)
#ifdef YAPOR
#include "or.structs.h"
#endif /* YAPOR */
#ifdef TABLING
#include "tab.structs.h"
#endif /* TABLING */
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