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yap-6.3/OPTYap/opt.macros.h

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/* --------------------------- **
** Memory management **
** --------------------------- */
extern int Yap_page_size;
#define H_BASE ((CELL *) Yap_GlobalBase)
#define B_BASE ((choiceptr) Yap_LocalBase)
#define TR_BASE ((tr_fr_ptr) Yap_TrailBase)
#if SIZEOF_INT_P == 4
#define ALIGN 3
#define ALIGNMASK 0xfffffffc
#elif SIZEOF_INT_P == 8
#define ALIGN 7
#define ALIGNMASK 0xfffffff8
#else
#define ALIGN OOOOPPS!!! Unknown Pointer Sizeof
#define ALIGNMASK OOOOPPS!!! Unknown Pointer Sizeof
#endif /* SIZEOF_INT_P */
#define ADJUST_SIZE(SIZE) ((SIZE + ALIGN) & ALIGNMASK)
#define ADJUST_SIZE_TO_PAGE(SIZE) ((SIZE) - (SIZE) % Yap_page_size + Yap_page_size)
#define STRUCT_SIZE(STR_TYPE) ADJUST_SIZE(sizeof(STR_TYPE))
#define PAGE_HEADER(STR) (pg_hd_ptr)((unsigned int)STR - (unsigned int)STR % Yap_page_size)
#define STRUCT_NEXT(STR) ((STR)->next)
#ifdef STATISTICS
#define UPDATE_STATS(STAT, VALUE) STAT += VALUE
#else
#define UPDATE_STATS(STAT, VALUE)
#endif /* STATISTICS */
#define ALLOC_BLOCK(BLOCK, SIZE) \
BLOCK = (void *) Yap_AllocAtomSpace(SIZE)
#define FREE_BLOCK(BLOCK) \
Yap_FreeCodeSpace((char *) (BLOCK))
#define ALLOC_HASH_BUCKETS(BUCKET_PTR, NUM_BUCKETS) \
{ int i; void **ptr; \
ALLOC_BLOCK(ptr, NUM_BUCKETS * sizeof(void *)); \
BUCKET_PTR = (void *) ptr; \
for (i = NUM_BUCKETS; i != 0; i--) \
*ptr++ = NULL; \
}
#define FREE_HASH_BUCKETS(BUCKET_PTR) FREE_BLOCK(BUCKET_PTR)
#ifdef USE_HEAP
#define ALLOC_STRUCT(STR, STR_PAGES, STR_TYPE) \
STR = (STR_TYPE *)Yap_AllocCodeSpace(sizeof(STR_TYPE))
#define ALLOC_NEXT_FREE_STRUCT(STR, STR_PAGES, STR_TYPE) \
STR = (STR_TYPE *)Yap_AllocCodeSpace(sizeof(STR_TYPE))
#define FREE_STRUCT(STR, STR_PAGES, STR_TYPE) \
Yap_FreeCodeSpace((ADDR)(STR))
#else
#define ALLOC_PAGE(PG_HD) \
LOCK(Pg_lock(GLOBAL_PAGES_void)); \
UPDATE_STATS(Pg_requests(GLOBAL_PAGES_void), 1); \
UPDATE_STATS(Pg_str_in_use(GLOBAL_PAGES_void), 1); \
if (Pg_free_pg(GLOBAL_PAGES_void) == NULL) { \
if (TopAllocArea == TopWorkArea) \
abort_optyap("no more free alloc space (ALLOC_PAGE)"); \
UPDATE_STATS(Pg_str_alloc(GLOBAL_PAGES_void), 1); \
PG_HD = (pg_hd_ptr)TopAllocArea; \
TopAllocArea += Yap_page_size \
} else { \
PG_HD = Pg_free_pg(GLOBAL_PAGES_void); \
Pg_free_pg(GLOBAL_PAGES_void) = PgHd_next(PG_HD); \
} \
UNLOCK(Pg_lock(GLOBAL_PAGES_void))
#define FREE_PAGE(PG_HD) \
LOCK(Pg_lock(GLOBAL_PAGES_void)); \
UPDATE_STATS(Pg_requests(GLOBAL_PAGES_void), 1); \
UPDATE_STATS(Pg_str_in_use(GLOBAL_PAGES_void), -1); \
PgHd_next(PG_HD) = Pg_free_pg(GLOBAL_PAGES_void); \
Pg_free_pg(GLOBAL_PAGES_void) = PG_HD; \
UNLOCK(Pg_lock(GLOBAL_PAGES_void))
#define ALLOC_STRUCT(STR, STR_PAGES, STR_TYPE) \
{ pg_hd_ptr pg_hd; \
LOCK(Pg_lock(STR_PAGES)); \
UPDATE_STATS(Pg_requests(STR_PAGES), 1); \
UPDATE_STATS(Pg_str_in_use(STR_PAGES), 1); \
if (Pg_free_pg(STR_PAGES)) { \
pg_hd = Pg_free_pg(STR_PAGES); \
PgHd_str_in_use(pg_hd)++; \
STR = (STR_TYPE *) PgHd_free_str(pg_hd); \
if ((PgHd_free_str(pg_hd) = (void *) STRUCT_NEXT(STR)) == NULL) \
if ((Pg_free_pg(STR_PAGES) = PgHd_next(pg_hd)) != NULL) \
PgHd_previous(PgHd_next(pg_hd)) = NULL; \
UNLOCK(Pg_lock(STR_PAGES)); \
} else { \
int i; \
UPDATE_STATS(Pg_pg_alloc(STR_PAGES), 1); \
UPDATE_STATS(Pg_str_alloc(STR_PAGES), Pg_str_per_pg(STR_PAGES)); \
UNLOCK(Pg_lock(STR_PAGES)); \
ALLOC_PAGE(pg_hd); \
PgHd_str_in_use(pg_hd) = 1; \
PgHd_previous(pg_hd) = NULL; \
STR = (STR_TYPE *) (pg_hd + 1); \
PgHd_free_str(pg_hd) = (void *) ++STR; \
for (i = Pg_str_per_pg(STR_PAGES); i != 2; i--) { \
STRUCT_NEXT(STR) = STR + 1; \
STR++; \
} \
STRUCT_NEXT(STR) = NULL; \
STR = (STR_TYPE *) (pg_hd + 1); \
LOCK(Pg_lock(STR_PAGES)); \
if ((PgHd_next(pg_hd) = Pg_free_pg(STR_PAGES)) != NULL) \
PgHd_previous(PgHd_next(pg_hd)) = pg_hd; \
Pg_free_pg(STR_PAGES) = pg_hd; \
UNLOCK(Pg_lock(STR_PAGES)); \
} \
}
#define ALLOC_NEXT_FREE_STRUCT(STR, STR_PAGES, STR_TYPE) \
if ((STR = LOCAL_next_free_ans_node) == NULL) { \
pg_hd_ptr pg_hd; \
LOCK(Pg_lock(STR_PAGES)); \
UPDATE_STATS(Pg_requests(STR_PAGES), 1); \
UPDATE_STATS(Pg_str_in_use(STR_PAGES), Pg_str_per_pg(STR_PAGES)); \
if (Pg_free_pg(STR_PAGES)) { \
pg_hd = Pg_free_pg(STR_PAGES); \
UPDATE_STATS(Pg_str_in_use(STR_PAGES), -PgHd_str_in_use(pg_hd)); \
PgHd_str_in_use(pg_hd) = Pg_str_per_pg(STR_PAGES); \
STR = (STR_TYPE *) PgHd_free_str(pg_hd); \
PgHd_free_str(pg_hd) = NULL; \
Pg_free_pg(STR_PAGES) = PgHd_next(pg_hd); \
UNLOCK(Pg_lock(STR_PAGES)); \
} else { \
int i; \
UPDATE_STATS(Pg_pg_alloc(STR_PAGES), 1); \
UPDATE_STATS(Pg_str_alloc(STR_PAGES), Pg_str_per_pg(STR_PAGES)); \
UNLOCK(Pg_lock(STR_PAGES)); \
ALLOC_PAGE(pg_hd); \
PgHd_str_in_use(pg_hd) = Pg_str_per_pg(STR_PAGES); \
PgHd_free_str(pg_hd) = NULL; \
PgHd_previous(pg_hd) = NULL; \
PgHd_next(pg_hd) = NULL; \
STR = (STR_TYPE *) (pg_hd + 1); \
for (i = Pg_str_per_pg(STR_PAGES); i != 1; i--) { \
STRUCT_NEXT(STR) = STR + 1; \
STR++; \
} \
STRUCT_NEXT(STR) = NULL; \
STR = (STR_TYPE *) (pg_hd + 1); \
} \
} \
LOCAL_next_free_ans_node = STRUCT_NEXT(STR)
#define FREE_STRUCT(STR, STR_PAGES, STR_TYPE) \
{ pg_hd_ptr pg_hd; \
pg_hd = PAGE_HEADER(STR); \
LOCK(Pg_lock(STR_PAGES)); \
UPDATE_STATS(Pg_requests(STR_PAGES), 1); \
UPDATE_STATS(Pg_str_in_use(STR_PAGES), -1); \
if (--PgHd_str_in_use(pg_hd) == 0) { \
UPDATE_STATS(Pg_pg_alloc(STR_PAGES), -1); \
UPDATE_STATS(Pg_str_alloc(STR_PAGES), -Pg_str_per_pg(STR_PAGES)); \
if (PgHd_previous(pg_hd)) { \
if ((PgHd_next(PgHd_previous(pg_hd)) = PgHd_next(pg_hd)) != NULL) \
PgHd_previous(PgHd_next(pg_hd)) = PgHd_previous(pg_hd); \
} else { \
if ((Pg_free_pg(STR_PAGES) = PgHd_next(pg_hd)) != NULL) \
PgHd_previous(PgHd_next(pg_hd)) = NULL; \
} \
UNLOCK(Pg_lock(STR_PAGES)); \
FREE_PAGE(pg_hd); \
} else { \
if ((STRUCT_NEXT(STR) = (STR_TYPE *) PgHd_free_str(pg_hd)) == NULL) { \
PgHd_previous(pg_hd) = NULL; \
if ((PgHd_next(pg_hd) = Pg_free_pg(STR_PAGES)) != NULL) \
PgHd_previous(PgHd_next(pg_hd)) = pg_hd; \
Pg_free_pg(STR_PAGES) = pg_hd; \
} \
PgHd_free_str(pg_hd) = (void *) STR; \
UNLOCK(Pg_lock(STR_PAGES)); \
} \
}
#endif /* USE_HEAP */
#define ALLOC_OR_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_or_fr, struct or_frame)
#define FREE_OR_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_or_fr, struct or_frame)
#define ALLOC_QG_SOLUTION_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_qg_sol_fr, struct query_goal_solution_frame)
#define FREE_QG_SOLUTION_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_qg_sol_fr, struct query_goal_solution_frame)
#define ALLOC_QG_ANSWER_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_qg_ans_fr, struct query_goal_answer_frame)
#define FREE_QG_ANSWER_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_qg_ans_fr, struct query_goal_answer_frame)
#define ALLOC_TG_SOLUTION_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_tg_sol_fr, struct table_subgoal_solution_frame)
#define FREE_TG_SOLUTION_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_tg_sol_fr, struct table_subgoal_solution_frame)
#define ALLOC_TG_ANSWER_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_tg_ans_fr, struct table_subgoal_answer_frame)
#define FREE_TG_ANSWER_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_tg_ans_fr, struct table_subgoal_answer_frame)
#define ALLOC_TABLE_ENTRY(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_tab_ent, struct table_entry)
#define FREE_TABLE_ENTRY(STR) FREE_STRUCT(STR, GLOBAL_PAGES_tab_ent, struct table_entry)
#define ALLOC_SUBGOAL_TRIE_NODE(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_sg_node, struct subgoal_trie_node)
#define FREE_SUBGOAL_TRIE_NODE(STR) FREE_STRUCT(STR, GLOBAL_PAGES_sg_node, struct subgoal_trie_node)
#define ALLOC_SUBGOAL_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_sg_fr, struct subgoal_frame)
#define FREE_SUBGOAL_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_sg_fr, struct subgoal_frame)
#define ALLOC_ANSWER_TRIE_NODE(STR) ALLOC_NEXT_FREE_STRUCT(STR, GLOBAL_PAGES_ans_node, struct answer_trie_node)
#define FREE_ANSWER_TRIE_NODE(STR) FREE_STRUCT(STR, GLOBAL_PAGES_ans_node, struct answer_trie_node)
#define ALLOC_DEPENDENCY_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_dep_fr, struct dependency_frame)
#define FREE_DEPENDENCY_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_dep_fr, struct dependency_frame)
#define ALLOC_SUSPENSION_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_susp_fr, struct suspension_frame)
#define FREE_SUSPENSION_FRAME(STR) FREE_BLOCK(SuspFr_global_start(STR)); \
FREE_STRUCT(STR, GLOBAL_PAGES_susp_fr, struct suspension_frame)
#define ALLOC_SUBGOAL_HASH(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_sg_hash, struct subgoal_hash)
#define FREE_SUBGOAL_HASH(STR) FREE_STRUCT(STR, GLOBAL_PAGES_sg_hash, struct subgoal_hash)
#define ALLOC_ANSWER_HASH(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_ans_hash, struct answer_hash)
#define FREE_ANSWER_HASH(STR) FREE_STRUCT(STR, GLOBAL_PAGES_ans_hash, struct answer_hash)
/* ------------------------------------- **
** Bitmap tests and operations **
** ------------------------------------- */
#define BITMAP_empty(b) ((b) == 0)
#define BITMAP_member(b,n) (((b) & (1<<(n))) != 0)
#define BITMAP_alone(b,n) ((b) == (1<<(n)))
#define BITMAP_subset(b1,b2) (((b1) & (b2)) == b2)
#define BITMAP_same(b1,b2) ((b1) == (b2))
#define BITMAP_clear(b) ((b) = 0)
#define BITMAP_and(b1,b2) ((b1) &= (b2))
#define BITMAP_minus(b1,b2) ((b1) &= ~(b2))
#define BITMAP_insert(b,n) ((b) |= (1<<(n)))
#define BITMAP_delete(b,n) ((b) &= (~(1<<(n))))
#define BITMAP_copy(b1,b2) ((b1) = (b2))
#define BITMAP_intersection(b1,b2,b3) ((b1) = ((b2) & (b3)))
#define BITMAP_difference(b1,b2,b3) ((b1) = ((b2) & (~(b3))))
/* ---------------------------------- **
** Message and debug macros **
** ---------------------------------- */
#define INFORMATION_MESSAGE(MESG, ARGS...) information_message(MESG, ##ARGS)
#ifdef YAPOR_ERRORS
#define YAPOR_ERROR_MESSAGE(MESG, ARGS...) error_message(MESG, ##ARGS)
#else
#define YAPOR_ERROR_MESSAGE(MESG, ARGS...)
#endif /* YAPOR_ERRORS */
#ifdef TABLING_ERRORS
#define TABLING_ERROR_MESSAGE(MESG, ARGS...) error_message(MESG, ##ARGS)
#else
#define TABLING_ERROR_MESSAGE(MESG, ARGS...)
#endif /* TABLING_ERRORS */
#ifdef OPTYAP_ERRORS
#define OPTYAP_ERROR_MESSAGE(MESG, ARGS...) error_message(MESG, ##ARGS)
#else
#define OPTYAP_ERROR_MESSAGE(MESG, ARGS...)
#endif /* OPTYAP_ERRORS */
/* ----------------------- **
** SimICS macros **
** ----------------------- */
/*
** Counter 0. Total time
** Counter 1. Prolog
** Counter 2. P Share
** Counter 3. Scheduler
** Counter 4. Cut request
** Counter 5. End operations
** Counter 6. Cut shared (Counter 1 or 3 or 5)
** Counter 7. Number of requests to share work (Counter 3)
** Counter 8. Number of refused requests (Counter 3)
** Counter 9. Number of tasks (Counter 1)
** Counter 10. Number of calls (Counter 1)
** Counter 11. Number of failed TRY_LOCK's
*/
#define START_COUNTER 1
#define STOP_COUNTER 2
#define TOTAL_TIME 0
#define PROLOG 1
#define SHARE 2
#define SCHEDULER 3
#define CUT_REQUEST 4
#define END_OPERATIONS 5
#define CUT_SHARED 6
#define ONE_MORE_REQUEST 7
#define ONE_MORE_REFUSED_REQUEST 8
#define ONE_MORE_TASK 9
#define ONE_MORE_CALL 10
#ifdef SIMICS
#define SIMICS_ATOMIC_SERVICE(COUNTER) \
SIMICS_SERVICE(START_COUNTER, COUNTER); \
SIMICS_SERVICE(STOP_COUNTER, COUNTER)
#define SIMICS_SERVICE(COMMAND, COUNTER) \
do { \
asm volatile ("sethi %0, %%g0" : \
/* no outputs */ : \
"g" ((COMMAND << 16) | COUNTER)); \
} while(0)
#else
#define SIMICS_ATOMIC_SERVICE(COUNTER)
#define SIMICS_SERVICE(COMMAND, COUNTER)
#endif /* SIMICS */