/************************************************************************ ** ** ** The YapTab/YapOr/OPTYap systems ** ** ** ** YapTab extends the Yap Prolog engine to support sequential tabling ** ** YapOr extends the Yap Prolog engine to support or-parallelism ** ** OPTYap extends the Yap Prolog engine to support or-parallel tabling ** ** ** ** ** ** Yap Prolog was developed at University of Porto, Portugal ** ** ** ************************************************************************/ /************************************************************************ ** Memory management ** ************************************************************************/ extern int Yap_page_size; #ifdef USE_PAGES_MALLOC #include #endif /* USE_PAGES_MALLOC */ #define SHMMAX 0x2000000 /* 32 Mbytes: works fine with linux */ /* #define SHMMAX 0x400000 - 4 Mbytes: shmget limit for Mac (?) */ /* #define SHMMAX 0x800000 - 8 Mbytes: shmget limit for Solaris (?) */ #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 long int)STR - (unsigned long int)STR % Yap_page_size) #define STRUCT_NEXT(STR) ((STR)->next) #define UPDATE_STATS(STAT, VALUE) STAT += VALUE #ifdef USE_SYSTEM_MALLOC /************************************************************************************** ** USE_SYSTEM_MALLOC ** **************************************************************************************/ #define ALLOC_BLOCK(STR, SIZE, STR_TYPE) \ if ((STR = (STR_TYPE *) malloc(SIZE)) == NULL) \ Yap_Error(FATAL_ERROR, TermNil, "ALLOC_BLOCK: malloc error") #define FREE_BLOCK(STR) \ free(STR) #else /************************************************************************************** ** ! USE_SYSTEM_MALLOC ** **************************************************************************************/ #define ALLOC_BLOCK(STR, SIZE, STR_TYPE) \ { char *block_ptr; \ if ((block_ptr = Yap_AllocCodeSpace(SIZE + sizeof(CELL))) != NULL) \ *block_ptr = 'y'; \ else if ((block_ptr = (char *) malloc(SIZE + sizeof(CELL))) != NULL) \ *block_ptr = 'm'; \ else \ Yap_Error(FATAL_ERROR, TermNil, "ALLOC_BLOCK: malloc error"); \ block_ptr += sizeof(CELL); \ STR = (STR_TYPE *) block_ptr; \ } #define FREE_BLOCK(STR) \ { char *block_ptr = (char *)(STR) - sizeof(CELL); \ if (block_ptr[0] == 'y') \ Yap_FreeCodeSpace(block_ptr); \ else \ free(block_ptr); \ } #endif /******************************************************************************/ #define ALLOC_HASH_BUCKETS(BUCKET_PTR, NUM_BUCKETS) \ { int i; void **bucket_ptr; \ ALLOC_BLOCK(bucket_ptr, NUM_BUCKETS * sizeof(void *), void *); \ BUCKET_PTR = (void *) bucket_ptr; \ for (i = NUM_BUCKETS; i != 0; i--) \ *bucket_ptr++ = NULL; \ } #define FREE_HASH_BUCKETS(BUCKET_PTR) FREE_BLOCK(BUCKET_PTR) #ifndef USE_PAGES_MALLOC /************************************************************************************** ** ! USE_PAGES_MALLOC ** **************************************************************************************/ #define ALLOC_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \ LOCK(Pg_lock(STR_PAGES)); \ UPDATE_STATS(Pg_str_in_use(STR_PAGES), 1); \ UNLOCK(Pg_lock(STR_PAGES)); \ ALLOC_BLOCK(STR, sizeof(STR_TYPE), STR_TYPE) #define LOCAL_NEXT_ALLOC_STRUCT(STR, LOCAL_STR, STR_TYPE, STR_PAGES, VOID_PAGES) \ ALLOC_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) #define FREE_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \ LOCK(Pg_lock(STR_PAGES)); \ UPDATE_STATS(Pg_str_in_use(STR_PAGES), -1); \ UNLOCK(Pg_lock(STR_PAGES)); \ FREE_BLOCK(STR) #else /************************************************************************************** ** USE_PAGES_MALLOC && ! LIMIT_TABLING ** **************************************************************************************/ #ifndef LIMIT_TABLING #define ALLOC_STRUCT_TEST_PAGE if #define ALLOC_STRUCT_RECOVER_SPACE(PG_HD, STR_PAGES, VOID_PAGES) #else /************************************************************************************** ** USE_PAGES_MALLOC && LIMIT_TABLING ** **************************************************************************************/ #define ALLOC_STRUCT_TEST_PAGE while #define ALLOC_STRUCT_RECOVER_SPACE(PG_HD, STR_PAGES, VOID_PAGES) \ if (Pg_free_pg(VOID_PAGES) == NULL && \ GLOBAL_max_pages == Pg_pg_alloc(VOID_PAGES)) { \ sg_fr_ptr sg_fr = GLOBAL_check_sg_fr; \ UNLOCK(Pg_lock(VOID_PAGES)); \ do { \ if (sg_fr) \ sg_fr = SgFr_next(sg_fr); \ else \ sg_fr = GLOBAL_first_sg_fr; \ if (sg_fr == NULL) \ Yap_Error(FATAL_ERROR, TermNil, "no space left (RECOVER_SPACE)"); \ /* see function 'InteractSIGINT' in file 'sysbits.c' */ \ /* Yap_Error(PURE_ABORT, TermNil, ""); */ \ /* restore_absmi_regs(&Yap_standard_regs); */ \ /* siglongjmp (LOCAL_RestartEnv, 1); */ \ if (SgFr_first_answer(sg_fr) && \ SgFr_first_answer(sg_fr) != SgFr_answer_trie(sg_fr)) { \ SgFr_state(sg_fr) = ready; \ free_answer_hash_chain(SgFr_hash_chain(sg_fr)); \ SgFr_hash_chain(sg_fr) = NULL; \ SgFr_first_answer(sg_fr) = NULL; \ SgFr_last_answer(sg_fr) = NULL; \ free_answer_trie(TrNode_child(SgFr_answer_trie(sg_fr)), \ TRAVERSE_MODE_NORMAL, TRAVERSE_POSITION_FIRST); \ TrNode_child(SgFr_answer_trie(sg_fr)) = NULL; \ } \ } while (Pg_free_pg(VOID_PAGES) == Pg_free_pg(STR_PAGES)); \ GLOBAL_check_sg_fr = sg_fr; \ LOCK(Pg_lock(STR_PAGES)); \ PG_HD = Pg_free_pg(STR_PAGES); \ } else #endif /************************************************************************************** ** USE_PAGES_MALLOC ** **************************************************************************************/ #define ALLOC_VOID_PAGES(PG_HD, VOID_PAGES) \ { int i, shmid; \ pg_hd_ptr aux_pg_hd; \ if ((shmid = shmget(IPC_PRIVATE, SHMMAX, SHM_R|SHM_W)) == -1) \ Yap_Error(FATAL_ERROR, TermNil, "shmget error (ALLOC_VOID_PAGES)"); \ if ((PG_HD = (pg_hd_ptr) shmat(shmid, NULL, 0)) == (void *) -1) \ Yap_Error(FATAL_ERROR, TermNil, "shmat error (ALLOC_VOID_PAGES)"); \ if (shmctl(shmid, IPC_RMID, 0) != 0) \ Yap_Error(FATAL_ERROR, TermNil, "shmctl error (ALLOC_VOID_PAGES)"); \ aux_pg_hd = (pg_hd_ptr)(((void *)PG_HD) + Yap_page_size); \ Pg_free_pg(VOID_PAGES) = aux_pg_hd; \ for (i = 2; i < SHMMAX / Yap_page_size; i++) { \ PgHd_next(aux_pg_hd) = (pg_hd_ptr)(((void *)aux_pg_hd) + Yap_page_size); \ aux_pg_hd = PgHd_next(aux_pg_hd); \ } \ PgHd_next(aux_pg_hd) = NULL; \ UPDATE_STATS(Pg_pg_alloc(VOID_PAGES), SHMMAX / Yap_page_size); \ UPDATE_STATS(Pg_str_in_use(VOID_PAGES), 1); \ } #define INIT_PAGE(PG_HD, STR_TYPE, STR_PAGES) \ { int i; \ STR_TYPE *aux_str; \ PgHd_str_in_use(PG_HD) = 0; \ PgHd_previous(PG_HD) = NULL; \ PgHd_next(PG_HD) = NULL; \ PgHd_free_str(PG_HD) = (void *) (PG_HD + 1); \ aux_str = (STR_TYPE *) PgHd_free_str(PG_HD); \ for (i = 1; i < Pg_str_per_pg(STR_PAGES); i++) { \ STRUCT_NEXT(aux_str) = aux_str + 1; \ aux_str++; \ } \ STRUCT_NEXT(aux_str) = NULL; \ } #define ALLOC_STRUCT_TEST_ALLOC_PAGE(PG_HD, STR_TYPE, STR_PAGES, VOID_PAGES) \ ALLOC_STRUCT_TEST_PAGE (PG_HD == NULL) { /* if / while */ \ UNLOCK(Pg_lock(STR_PAGES)); \ LOCK(Pg_lock(VOID_PAGES)); \ /* if (...) { ... */ \ ALLOC_STRUCT_RECOVER_SPACE(PG_HD, STR_PAGES, VOID_PAGES) \ /* } else */ \ { \ PG_HD = Pg_free_pg(VOID_PAGES); \ if (PG_HD == NULL) { \ ALLOC_VOID_PAGES(PG_HD, VOID_PAGES); \ } else { \ Pg_free_pg(VOID_PAGES) = PgHd_next(PG_HD); \ UPDATE_STATS(Pg_str_in_use(VOID_PAGES), 1); \ } \ UNLOCK(Pg_lock(VOID_PAGES)); \ INIT_PAGE(PG_HD, STR_TYPE, STR_PAGES); \ 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; \ UPDATE_STATS(Pg_pg_alloc(STR_PAGES), 1); \ } \ } #define ALLOC_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \ { pg_hd_ptr pg_hd; \ LOCK(Pg_lock(STR_PAGES)); \ pg_hd = Pg_free_pg(STR_PAGES); \ ALLOC_STRUCT_TEST_ALLOC_PAGE(pg_hd, STR_TYPE, STR_PAGES, VOID_PAGES); \ 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; \ UPDATE_STATS(PgHd_str_in_use(pg_hd), 1); \ UPDATE_STATS(Pg_str_in_use(STR_PAGES), 1); \ UNLOCK(Pg_lock(STR_PAGES)); \ } #define LOCAL_NEXT_ALLOC_STRUCT(STR, LOCAL_STR, STR_TYPE, STR_PAGES, VOID_PAGES) \ STR = LOCAL_STR; \ if (STR == NULL) { \ pg_hd_ptr pg_hd; \ LOCK(Pg_lock(STR_PAGES)); \ pg_hd = Pg_free_pg(STR_PAGES); \ ALLOC_STRUCT_TEST_ALLOC_PAGE(pg_hd, STR_TYPE, STR_PAGES, VOID_PAGES); \ if ((Pg_free_pg(STR_PAGES) = PgHd_next(pg_hd)) != NULL) \ PgHd_previous(PgHd_next(pg_hd)) = NULL; \ UPDATE_STATS(Pg_str_in_use(STR_PAGES), -PgHd_str_in_use(pg_hd)); \ UPDATE_STATS(Pg_str_in_use(STR_PAGES), Pg_str_per_pg(STR_PAGES)); \ UNLOCK(Pg_lock(STR_PAGES)); \ STR = (STR_TYPE *) PgHd_free_str(pg_hd); \ PgHd_free_str(pg_hd) = NULL; \ PgHd_str_in_use(pg_hd) = Pg_str_per_pg(STR_PAGES); \ } \ LOCAL_STR = STRUCT_NEXT(STR) #define FREE_PAGE(PG_HD, VOID_PAGES) \ LOCK(Pg_lock(VOID_PAGES)); \ PgHd_next(PG_HD) = Pg_free_pg(VOID_PAGES); \ Pg_free_pg(VOID_PAGES) = PG_HD; \ UPDATE_STATS(Pg_str_in_use(VOID_PAGES), -1); \ UNLOCK(Pg_lock(VOID_PAGES)) #define FREE_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \ { pg_hd_ptr pg_hd; \ pg_hd = PAGE_HEADER(STR); \ LOCK(Pg_lock(STR_PAGES)); \ 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); \ 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, VOID_PAGES); \ } 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 /******************************************************************************/ #define ALLOC_TABLE_ENTRY(STR) ALLOC_STRUCT(STR, struct table_entry, GLOBAL_pages_tab_ent, GLOBAL_pages_void) #define FREE_TABLE_ENTRY(STR) FREE_STRUCT(STR, struct table_entry, GLOBAL_pages_tab_ent, GLOBAL_pages_void) #define ALLOC_SUBGOAL_ENTRY(STR) ALLOC_STRUCT(STR, struct subgoal_entry, GLOBAL_pages_sg_ent, GLOBAL_pages_void) #define FREE_SUBGOAL_ENTRY(STR) FREE_STRUCT(STR, struct subgoal_entry, GLOBAL_pages_sg_ent, GLOBAL_pages_void) #if !defined(THREADS_NO_SHARING) && !defined(THREADS_SUBGOAL_SHARING) && !defined(THREADS_FULL_SHARING) && !defined(THREADS_CONSUMER_SHARING) #define ALLOC_SUBGOAL_FRAME(STR) ALLOC_STRUCT(STR, struct subgoal_frame, GLOBAL_pages_sg_fr, GLOBAL_pages_void) #define FREE_SUBGOAL_FRAME(STR) FREE_STRUCT(STR, struct subgoal_frame, GLOBAL_pages_sg_fr, GLOBAL_pages_void) #else #define ALLOC_SUBGOAL_FRAME(STR) ALLOC_STRUCT(STR, struct subgoal_frame, LOCAL_pages_sg_fr, LOCAL_pages_void) #define FREE_SUBGOAL_FRAME(STR) FREE_STRUCT(STR, struct subgoal_frame, LOCAL_pages_sg_fr, LOCAL_pages_void) #endif #if !defined(THREADS_NO_SHARING) && !defined(THREADS_SUBGOAL_SHARING) && !defined(THREADS_FULL_SHARING) && !defined(THREADS_CONSUMER_SHARING) #define ALLOC_DEPENDENCY_FRAME(STR) ALLOC_STRUCT(STR, struct dependency_frame, GLOBAL_pages_dep_fr, GLOBAL_pages_void) #define FREE_DEPENDENCY_FRAME(STR) FREE_STRUCT(STR, struct dependency_frame, GLOBAL_pages_dep_fr, GLOBAL_pages_void) #else #define ALLOC_DEPENDENCY_FRAME(STR) ALLOC_STRUCT(STR, struct dependency_frame, LOCAL_pages_dep_fr, LOCAL_pages_void) #define FREE_DEPENDENCY_FRAME(STR) FREE_STRUCT(STR, struct dependency_frame, LOCAL_pages_dep_fr, LOCAL_pages_void) #endif #if !defined(THREADS_NO_SHARING) #if defined(THREADS_SUBGOAL_SHARING) || defined(THREADS_FULL_SHARING) || defined(THREADS_CONSUMER_SHARING) #define ALLOC_SUBGOAL_TRIE_NODE(STR) LOCAL_NEXT_ALLOC_STRUCT(STR, LOCAL_next_free_sg_node, struct subgoal_trie_node, GLOBAL_pages_sg_node, GLOBAL_pages_void) #else #define ALLOC_SUBGOAL_TRIE_NODE(STR) ALLOC_STRUCT(STR, struct subgoal_trie_node, GLOBAL_pages_sg_node, GLOBAL_pages_void) #endif #define FREE_SUBGOAL_TRIE_NODE(STR) FREE_STRUCT(STR, struct subgoal_trie_node, GLOBAL_pages_sg_node, GLOBAL_pages_void) #else #define ALLOC_SUBGOAL_TRIE_NODE(STR) ALLOC_STRUCT(STR, struct subgoal_trie_node, LOCAL_pages_sg_node, LOCAL_pages_void) #define FREE_SUBGOAL_TRIE_NODE(STR) FREE_STRUCT(STR, struct subgoal_trie_node, LOCAL_pages_sg_node, LOCAL_pages_void) #endif #if !defined(THREADS_NO_SHARING) #if defined(THREADS_SUBGOAL_SHARING) || defined(THREADS_FULL_SHARING) || defined(THREADS_CONSUMER_SHARING) #define ALLOC_SUBGOAL_TRIE_HASH(STR) LOCAL_NEXT_ALLOC_STRUCT(STR, LOCAL_next_free_sg_hash, struct subgoal_trie_hash, GLOBAL_pages_sg_hash, GLOBAL_pages_void) #else #define ALLOC_SUBGOAL_TRIE_HASH(STR) ALLOC_STRUCT(STR, struct subgoal_trie_hash, GLOBAL_pages_sg_hash, GLOBAL_pages_void) #endif #define FREE_SUBGOAL_TRIE_HASH(STR) FREE_STRUCT(STR, struct subgoal_trie_hash, GLOBAL_pages_sg_hash, GLOBAL_pages_void) #else #define ALLOC_SUBGOAL_TRIE_HASH(STR) ALLOC_STRUCT(STR, struct subgoal_trie_hash, LOCAL_pages_sg_hash, LOCAL_pages_void) #define FREE_SUBGOAL_TRIE_HASH(STR) FREE_STRUCT(STR, struct subgoal_trie_hash, LOCAL_pages_sg_hash, LOCAL_pages_void) #endif #if !defined(THREADS_NO_SHARING) && !defined(THREADS_SUBGOAL_SHARING) #if defined(YAPOR) || defined(THREADS_FULL_SHARING) || defined(THREADS_CONSUMER_SHARING) #define ALLOC_ANSWER_TRIE_NODE(STR) LOCAL_NEXT_ALLOC_STRUCT(STR, LOCAL_next_free_ans_node, struct answer_trie_node, GLOBAL_pages_ans_node, GLOBAL_pages_void) #else #define ALLOC_ANSWER_TRIE_NODE(STR) ALLOC_STRUCT(STR, struct answer_trie_node, GLOBAL_pages_ans_node, GLOBAL_pages_void) #endif #define FREE_ANSWER_TRIE_NODE(STR) FREE_STRUCT(STR, struct answer_trie_node, GLOBAL_pages_ans_node, GLOBAL_pages_void) #else #define ALLOC_ANSWER_TRIE_NODE(STR) ALLOC_STRUCT(STR, struct answer_trie_node, LOCAL_pages_ans_node, LOCAL_pages_void) #define FREE_ANSWER_TRIE_NODE(STR) FREE_STRUCT(STR, struct answer_trie_node, LOCAL_pages_ans_node, LOCAL_pages_void) #endif #if !defined(THREADS_NO_SHARING) && !defined(THREADS_SUBGOAL_SHARING) #if defined(THREADS_FULL_SHARING) || defined(THREADS_CONSUMER_SHARING) #define ALLOC_ANSWER_TRIE_HASH(STR) LOCAL_NEXT_ALLOC_STRUCT(STR, LOCAL_next_free_ans_hash, struct answer_trie_hash, GLOBAL_pages_ans_hash, GLOBAL_pages_void) #else #define ALLOC_ANSWER_TRIE_HASH(STR) ALLOC_STRUCT(STR, struct answer_trie_hash, GLOBAL_pages_ans_hash, GLOBAL_pages_void) #endif #define FREE_ANSWER_TRIE_HASH(STR) FREE_STRUCT(STR, struct answer_trie_hash, GLOBAL_pages_ans_hash, GLOBAL_pages_void) #else #define ALLOC_ANSWER_TRIE_HASH(STR) ALLOC_STRUCT(STR, struct answer_trie_hash, LOCAL_pages_ans_hash, LOCAL_pages_void) #define FREE_ANSWER_TRIE_HASH(STR) FREE_STRUCT(STR, struct answer_trie_hash, LOCAL_pages_ans_hash, LOCAL_pages_void) #endif #define ALLOC_ANSWER_REF_NODE(STR) ALLOC_STRUCT(STR, struct answer_ref_node, LOCAL_pages_ans_ref_node, LOCAL_pages_void) #define FREE_ANSWER_REF_NODE(STR) FREE_STRUCT(STR, struct answer_ref_node, LOCAL_pages_ans_ref_node, LOCAL_pages_void) #define ALLOC_GLOBAL_TRIE_NODE(STR) ALLOC_STRUCT(STR, struct global_trie_node, GLOBAL_pages_gt_node, GLOBAL_pages_void) #define FREE_GLOBAL_TRIE_NODE(STR) FREE_STRUCT(STR, struct global_trie_node, GLOBAL_pages_gt_node, GLOBAL_pages_void) #define ALLOC_GLOBAL_TRIE_HASH(STR) ALLOC_STRUCT(STR, struct global_trie_hash, GLOBAL_pages_gt_hash, GLOBAL_pages_void) #define FREE_GLOBAL_TRIE_HASH(STR) FREE_STRUCT(STR, struct global_trie_hash, GLOBAL_pages_gt_hash, GLOBAL_pages_void) #define ALLOC_OR_FRAME(STR) ALLOC_STRUCT(STR, struct or_frame, GLOBAL_pages_or_fr, GLOBAL_pages_void) #define FREE_OR_FRAME(STR) FREE_STRUCT(STR, struct or_frame, GLOBAL_pages_or_fr, GLOBAL_pages_void) #define ALLOC_QG_SOLUTION_FRAME(STR) ALLOC_STRUCT(STR, struct query_goal_solution_frame, GLOBAL_pages_qg_sol_fr, GLOBAL_pages_void) #define FREE_QG_SOLUTION_FRAME(STR) FREE_STRUCT(STR, struct query_goal_solution_frame, GLOBAL_pages_qg_sol_fr, GLOBAL_pages_void) #define ALLOC_QG_ANSWER_FRAME(STR) ALLOC_STRUCT(STR, struct query_goal_answer_frame, GLOBAL_pages_qg_ans_fr, GLOBAL_pages_void) #define FREE_QG_ANSWER_FRAME(STR) FREE_STRUCT(STR, struct query_goal_answer_frame, GLOBAL_pages_qg_ans_fr, GLOBAL_pages_void) #define ALLOC_SUSPENSION_FRAME(STR) ALLOC_STRUCT(STR, struct suspension_frame, GLOBAL_pages_susp_fr, GLOBAL_pages_void) #define FREE_SUSPENSION_FRAME(STR) FREE_BLOCK(SuspFr_global_start(STR)); \ FREE_STRUCT(STR, struct suspension_frame, GLOBAL_pages_susp_fr, GLOBAL_pages_void) #define ALLOC_TG_SOLUTION_FRAME(STR) ALLOC_STRUCT(STR, struct table_subgoal_solution_frame, GLOBAL_pages_tg_sol_fr, GLOBAL_pages_void) #define FREE_TG_SOLUTION_FRAME(STR) FREE_STRUCT(STR, struct table_subgoal_solution_frame, GLOBAL_pages_tg_sol_fr, GLOBAL_pages_void) #define ALLOC_TG_ANSWER_FRAME(STR) ALLOC_STRUCT(STR, struct table_subgoal_answer_frame, GLOBAL_pages_tg_ans_fr, GLOBAL_pages_void) #define FREE_TG_ANSWER_FRAME(STR) FREE_STRUCT(STR, struct table_subgoal_answer_frame, GLOBAL_pages_tg_ans_fr, GLOBAL_pages_void) /************************************************************************ ** Bitmap manipulation ** ************************************************************************/ #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)))) /************************************************************************ ** Debug macros ** ************************************************************************/ #define INFORMATION_MESSAGE(MESSAGE,ARGS...) \ Sfprintf(Serror, "[ " MESSAGE " ]\n", ##ARGS) #ifdef YAPOR #define ERROR_MESSAGE(MESSAGE) \ Yap_Error(INTERNAL_ERROR, TermNil, "W%d - " MESSAGE, worker_id) #else #define ERROR_MESSAGE(MESSAGE) \ Yap_Error(INTERNAL_ERROR, TermNil, MESSAGE) #endif /* YAPOR */ #ifdef DEBUG_TABLING #define TABLING_ERROR_CHECKING(PROCEDURE,TEST) \ if (TEST) ERROR_MESSAGE(#PROCEDURE ": " #TEST) #else #define TABLING_ERROR_CHECKING(PROCEDURE,TEST) #endif /* DEBUG_TABLING */ #ifdef DEBUG_YAPOR #define YAPOR_ERROR_CHECKING(PROCEDURE,TEST) \ if (TEST) ERROR_MESSAGE(#PROCEDURE ": " #TEST) #else #define YAPOR_ERROR_CHECKING(PROCEDURE,TEST) #endif /* DEBUG_YAPOR */ #ifdef DEBUG_OPTYAP #define OPTYAP_ERROR_CHECKING(PROCEDURE,TEST) \ if (TEST) ERROR_MESSAGE(#PROCEDURE ": " #TEST) #else #define OPTYAP_ERROR_CHECKING(PROCEDURE,TEST) #endif /* DEBUG_OPTYAP */