merge similar ALLOC macros
This commit is contained in:
Ricardo Rocha
parent
6aae4eb948
commit
eea9c0d165
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@ -46,344 +46,239 @@ extern int Yap_page_size;
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#ifdef USE_SYSTEM_MALLOC
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/****************************************************************************************
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** USE_SYSTEM_MALLOC **
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****************************************************************************************/
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#define ALLOC_BLOCK(STR, SIZE, STR_TYPE) \
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if ((STR = (STR_TYPE *) malloc(SIZE)) == NULL) \
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/**************************************************************************************
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** USE_SYSTEM_MALLOC **
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**************************************************************************************/
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#define ALLOC_BLOCK(STR, SIZE, STR_TYPE) \
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if ((STR = (STR_TYPE *) malloc(SIZE)) == NULL) \
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Yap_Error(FATAL_ERROR, TermNil, "ALLOC_BLOCK: malloc error")
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#define FREE_BLOCK(STR) \
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#define FREE_BLOCK(STR) \
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free(STR)
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#else
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/****************************************************************************************
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** ! USE_SYSTEM_MALLOC **
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****************************************************************************************/
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#define ALLOC_BLOCK(STR, SIZE, STR_TYPE) \
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{ char *block_ptr; \
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if ((block_ptr = Yap_AllocCodeSpace(SIZE + sizeof(CELL))) != NULL) \
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*block_ptr = 'y'; \
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else if ((block_ptr = (char *) malloc(SIZE + sizeof(CELL))) != NULL) \
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*block_ptr = 'm'; \
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else \
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Yap_Error(FATAL_ERROR, TermNil, "ALLOC_BLOCK: malloc error"); \
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block_ptr += sizeof(CELL); \
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STR = (STR_TYPE *) block_ptr; \
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/**************************************************************************************
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** ! USE_SYSTEM_MALLOC **
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**************************************************************************************/
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#define ALLOC_BLOCK(STR, SIZE, STR_TYPE) \
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{ char *block_ptr; \
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if ((block_ptr = Yap_AllocCodeSpace(SIZE + sizeof(CELL))) != NULL) \
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*block_ptr = 'y'; \
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else if ((block_ptr = (char *) malloc(SIZE + sizeof(CELL))) != NULL) \
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*block_ptr = 'm'; \
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else \
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Yap_Error(FATAL_ERROR, TermNil, "ALLOC_BLOCK: malloc error"); \
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block_ptr += sizeof(CELL); \
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STR = (STR_TYPE *) block_ptr; \
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}
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#define FREE_BLOCK(STR) \
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{ char *block_ptr = (char *)(STR) - sizeof(CELL); \
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if (block_ptr[0] == 'y') \
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Yap_FreeCodeSpace(block_ptr); \
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else \
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free(block_ptr); \
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#define FREE_BLOCK(STR) \
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{ char *block_ptr = (char *)(STR) - sizeof(CELL); \
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if (block_ptr[0] == 'y') \
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Yap_FreeCodeSpace(block_ptr); \
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else \
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free(block_ptr); \
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}
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#endif /********************************************************************************/
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#endif /******************************************************************************/
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#define ALLOC_HASH_BUCKETS(BUCKET_PTR, NUM_BUCKETS) \
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{ int i; void **bucket_ptr; \
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ALLOC_BLOCK(bucket_ptr, NUM_BUCKETS * sizeof(void *), void *); \
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BUCKET_PTR = (void *) bucket_ptr; \
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for (i = NUM_BUCKETS; i != 0; i--) \
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*bucket_ptr++ = NULL; \
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}
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#define FREE_HASH_BUCKETS(BUCKET_PTR) FREE_BLOCK(BUCKET_PTR)
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#ifndef USE_PAGES_MALLOC
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/****************************************************************************************
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** ! USE_PAGES_MALLOC **
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****************************************************************************************/
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#define ALLOC_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \
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LOCK(Pg_lock(STR_PAGES)); \
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UPDATE_STATS(Pg_str_in_use(STR_PAGES), 1); \
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UNLOCK(Pg_lock(STR_PAGES)); \
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/**************************************************************************************
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** ! USE_PAGES_MALLOC **
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**************************************************************************************/
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#define ALLOC_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \
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LOCK(Pg_lock(STR_PAGES)); \
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UPDATE_STATS(Pg_str_in_use(STR_PAGES), 1); \
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UNLOCK(Pg_lock(STR_PAGES)); \
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ALLOC_BLOCK(STR, sizeof(STR_TYPE), STR_TYPE)
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#define ALLOC_NEXT_FREE_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \
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#define LOCAL_NEXT_ALLOC_STRUCT(STR, LOCAL_STR, STR_TYPE, STR_PAGES, VOID_PAGES) \
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ALLOC_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES)
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#define FREE_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \
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LOCK(Pg_lock(STR_PAGES)); \
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UPDATE_STATS(Pg_str_in_use(STR_PAGES), -1); \
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UNLOCK(Pg_lock(STR_PAGES)); \
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#define FREE_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \
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LOCK(Pg_lock(STR_PAGES)); \
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UPDATE_STATS(Pg_str_in_use(STR_PAGES), -1); \
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UNLOCK(Pg_lock(STR_PAGES)); \
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FREE_BLOCK(STR)
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#else
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/****************************************************************************************
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** USE_PAGES_MALLOC **
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****************************************************************************************/
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#define ALLOC_VOID_PAGES(PG_HD, VOID_PAGES) \
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{ int i, shmid; \
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pg_hd_ptr aux_pg_hd; \
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if ((shmid = shmget(IPC_PRIVATE, SHMMAX, SHM_R|SHM_W)) == -1) \
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Yap_Error(FATAL_ERROR, TermNil, "shmget error (ALLOC_VOID_PAGES)"); \
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if ((PG_HD = (pg_hd_ptr) shmat(shmid, NULL, 0)) == (void *) -1) \
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Yap_Error(FATAL_ERROR, TermNil, "shmat error (ALLOC_VOID_PAGES)"); \
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if (shmctl(shmid, IPC_RMID, 0) != 0) \
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Yap_Error(FATAL_ERROR, TermNil, "shmctl error (ALLOC_VOID_PAGES)"); \
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aux_pg_hd = (pg_hd_ptr)(((void *)PG_HD) + Yap_page_size); \
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Pg_free_pg(VOID_PAGES) = aux_pg_hd; \
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for (i = 2; i < SHMMAX / Yap_page_size; i++) { \
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PgHd_next(aux_pg_hd) = (pg_hd_ptr)(((void *)aux_pg_hd) + Yap_page_size); \
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aux_pg_hd = PgHd_next(aux_pg_hd); \
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} \
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PgHd_next(aux_pg_hd) = NULL; \
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UPDATE_STATS(Pg_pg_alloc(VOID_PAGES), SHMMAX / Yap_page_size); \
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UPDATE_STATS(Pg_str_in_use(VOID_PAGES), 1); \
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}
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#define ALLOC_PAGE(PG_HD, VOID_PAGES) \
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LOCK(Pg_lock(VOID_PAGES)); \
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PG_HD = Pg_free_pg(VOID_PAGES); \
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if (PG_HD == NULL) { \
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ALLOC_VOID_PAGES(PG_HD, VOID_PAGES); \
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} else { \
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Pg_free_pg(VOID_PAGES) = PgHd_next(PG_HD); \
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UPDATE_STATS(Pg_str_in_use(VOID_PAGES), 1); \
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} \
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UNLOCK(Pg_lock(VOID_PAGES))
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#define INIT_PAGE(PG_HD, STR_PAGES, STR_TYPE) \
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{ int i; \
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STR_TYPE *aux_str; \
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PgHd_str_in_use(PG_HD) = 0; \
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PgHd_previous(PG_HD) = NULL; \
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PgHd_next(PG_HD) = NULL; \
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PgHd_free_str(PG_HD) = (void *) (PG_HD + 1); \
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aux_str = (STR_TYPE *) PgHd_free_str(PG_HD); \
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for (i = 1; i < Pg_str_per_pg(STR_PAGES); i++) { \
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STRUCT_NEXT(aux_str) = aux_str + 1; \
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aux_str++; \
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} \
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STRUCT_NEXT(aux_str) = NULL; \
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}
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#define FREE_PAGE(PG_HD, VOID_PAGES) \
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LOCK(Pg_lock(VOID_PAGES)); \
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UPDATE_STATS(Pg_str_in_use(VOID_PAGES), -1); \
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PgHd_next(PG_HD) = Pg_free_pg(VOID_PAGES); \
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Pg_free_pg(VOID_PAGES) = PG_HD; \
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UNLOCK(Pg_lock(VOID_PAGES))
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#define FREE_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \
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{ pg_hd_ptr pg_hd; \
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pg_hd = PAGE_HEADER(STR); \
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LOCK(Pg_lock(STR_PAGES)); \
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UPDATE_STATS(Pg_str_in_use(STR_PAGES), -1); \
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if (--PgHd_str_in_use(pg_hd) == 0) { \
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UPDATE_STATS(Pg_pg_alloc(STR_PAGES), -1); \
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if (PgHd_previous(pg_hd)) { \
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if ((PgHd_next(PgHd_previous(pg_hd)) = PgHd_next(pg_hd)) != NULL) \
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PgHd_previous(PgHd_next(pg_hd)) = PgHd_previous(pg_hd); \
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} else { \
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if ((Pg_free_pg(STR_PAGES) = PgHd_next(pg_hd)) != NULL) \
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PgHd_previous(PgHd_next(pg_hd)) = NULL; \
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} \
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UNLOCK(Pg_lock(STR_PAGES)); \
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FREE_PAGE(pg_hd, VOID_PAGES); \
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} else { \
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if ((STRUCT_NEXT(STR) = (STR_TYPE *) PgHd_free_str(pg_hd)) == NULL) { \
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PgHd_previous(pg_hd) = NULL; \
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if ((PgHd_next(pg_hd) = Pg_free_pg(STR_PAGES)) != NULL) \
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PgHd_previous(PgHd_next(pg_hd)) = pg_hd; \
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Pg_free_pg(STR_PAGES) = pg_hd; \
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} \
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PgHd_free_str(pg_hd) = (void *) STR; \
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UNLOCK(Pg_lock(STR_PAGES)); \
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} \
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}
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#ifdef LIMIT_TABLING
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/****************************************************************************************
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** USE_PAGES_MALLOC && LIMIT_TABLING **
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****************************************************************************************/
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#define RECOVER_UNUSED_SPACE(STR_PAGES, VOID_PAGES) \
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{ sg_fr_ptr sg_fr = GLOBAL_check_sg_fr; \
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do { \
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if (sg_fr) \
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sg_fr = SgFr_next(sg_fr); \
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else \
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sg_fr = GLOBAL_first_sg_fr; \
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if (sg_fr == NULL) \
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Yap_Error(FATAL_ERROR, TermNil, "no space left (RECOVER_UNUSED_SPACE)"); \
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/* see function 'InteractSIGINT' in file 'sysbits.c' */ \
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/* Yap_Error(PURE_ABORT, TermNil, ""); */ \
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/* restore_absmi_regs(&Yap_standard_regs); */ \
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/* siglongjmp (LOCAL_RestartEnv, 1); */ \
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if (SgFr_first_answer(sg_fr) && \
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SgFr_first_answer(sg_fr) != SgFr_answer_trie(sg_fr)) { \
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SgFr_state(sg_fr) = ready; \
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free_answer_hash_chain(SgFr_hash_chain(sg_fr)); \
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SgFr_hash_chain(sg_fr) = NULL; \
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SgFr_first_answer(sg_fr) = NULL; \
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SgFr_last_answer(sg_fr) = NULL; \
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free_answer_trie(TrNode_child(SgFr_answer_trie(sg_fr)), \
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TRAVERSE_MODE_NORMAL, TRAVERSE_POSITION_FIRST); \
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TrNode_child(SgFr_answer_trie(sg_fr)) = NULL; \
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} \
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} while (Pg_free_pg(VOID_PAGES) == Pg_free_pg(STR_PAGES)); \
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GLOBAL_check_sg_fr = sg_fr; \
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}
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#define ALLOC_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \
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{ pg_hd_ptr pg_hd; \
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LOCK(Pg_lock(STR_PAGES)); \
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pg_hd = Pg_free_pg(STR_PAGES); \
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while (pg_hd == NULL) { \
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UNLOCK(Pg_lock(STR_PAGES)); \
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LOCK(Pg_lock(VOID_PAGES)); \
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if (Pg_free_pg(VOID_PAGES)) { \
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pg_hd = Pg_free_pg(VOID_PAGES); \
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Pg_free_pg(VOID_PAGES) = PgHd_next(pg_hd); \
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UPDATE_STATS(Pg_str_in_use(VOID_PAGES), 1); \
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UNLOCK(Pg_lock(VOID_PAGES)); \
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INIT_PAGE(pg_hd, STR_PAGES, STR_TYPE); \
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LOCK(Pg_lock(STR_PAGES)); \
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if ((PgHd_next(pg_hd) = Pg_free_pg(STR_PAGES)) != NULL) \
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PgHd_previous(PgHd_next(pg_hd)) = pg_hd; \
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Pg_free_pg(STR_PAGES) = pg_hd; \
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UPDATE_STATS(Pg_pg_alloc(STR_PAGES), 1); \
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} else if (GLOBAL_max_pages != Pg_pg_alloc(VOID_PAGES)) { \
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ALLOC_VOID_PAGES(pg_hd, VOID_PAGES); \
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UNLOCK(Pg_lock(VOID_PAGES)); \
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INIT_PAGE(pg_hd, STR_PAGES, STR_TYPE); \
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LOCK(Pg_lock(STR_PAGES)); \
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if ((PgHd_next(pg_hd) = Pg_free_pg(STR_PAGES)) != NULL) \
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PgHd_previous(PgHd_next(pg_hd)) = pg_hd; \
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Pg_free_pg(STR_PAGES) = pg_hd; \
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UPDATE_STATS(Pg_pg_alloc(STR_PAGES), 1); \
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} else { \
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UNLOCK(Pg_lock(VOID_PAGES)); \
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RECOVER_UNUSED_SPACE(STR_PAGES, VOID_PAGES); \
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LOCK(Pg_lock(STR_PAGES)); \
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pg_hd = Pg_free_pg(STR_PAGES); \
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} \
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} \
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PgHd_str_in_use(pg_hd)++; \
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STR = (STR_TYPE *) PgHd_free_str(pg_hd); \
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if ((PgHd_free_str(pg_hd) = (void *) STRUCT_NEXT(STR)) == NULL) \
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if ((Pg_free_pg(STR_PAGES) = PgHd_next(pg_hd)) != NULL) \
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PgHd_previous(PgHd_next(pg_hd)) = NULL; \
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UPDATE_STATS(Pg_str_in_use(STR_PAGES), 1); \
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UNLOCK(Pg_lock(STR_PAGES)); \
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}
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#define ALLOC_NEXT_FREE_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \
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if ((STR = LOCAL_next_free_ans_node) == NULL) { \
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pg_hd_ptr pg_hd; \
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LOCK(Pg_lock(STR_PAGES)); \
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pg_hd = Pg_free_pg(STR_PAGES); \
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while (pg_hd == NULL) { \
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UNLOCK(Pg_lock(STR_PAGES)); \
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LOCK(Pg_lock(VOID_PAGES)); \
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if (Pg_free_pg(VOID_PAGES)) { \
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pg_hd = Pg_free_pg(VOID_PAGES); \
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Pg_free_pg(VOID_PAGES) = PgHd_next(pg_hd); \
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UPDATE_STATS(Pg_str_in_use(VOID_PAGES), 1); \
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UNLOCK(Pg_lock(VOID_PAGES)); \
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INIT_PAGE(pg_hd, STR_PAGES, STR_TYPE); \
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LOCK(Pg_lock(STR_PAGES)); \
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if ((PgHd_next(pg_hd) = Pg_free_pg(STR_PAGES)) != NULL) \
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PgHd_previous(PgHd_next(pg_hd)) = pg_hd; \
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Pg_free_pg(STR_PAGES) = pg_hd; \
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UPDATE_STATS(Pg_pg_alloc(STR_PAGES), 1); \
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} else if ( GLOBAL_max_pages != Pg_pg_alloc(VOID_PAGES)) { \
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ALLOC_VOID_PAGES(pg_hd, VOID_PAGES); \
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UNLOCK(Pg_lock(VOID_PAGES)); \
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INIT_PAGE(pg_hd, STR_PAGES, STR_TYPE); \
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LOCK(Pg_lock(STR_PAGES)); \
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if ((PgHd_next(pg_hd) = Pg_free_pg(STR_PAGES)) != NULL) \
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PgHd_previous(PgHd_next(pg_hd)) = pg_hd; \
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Pg_free_pg(STR_PAGES) = pg_hd; \
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UPDATE_STATS(Pg_pg_alloc(STR_PAGES), 1); \
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} else { \
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UNLOCK(Pg_lock(VOID_PAGES)); \
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RECOVER_UNUSED_SPACE(STR_PAGES, VOID_PAGES); \
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LOCK(Pg_lock(STR_PAGES)); \
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pg_hd = Pg_free_pg(STR_PAGES); \
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} \
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} \
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PgHd_str_in_use(pg_hd) = Pg_str_per_pg(STR_PAGES); \
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STR = (STR_TYPE *) PgHd_free_str(pg_hd); \
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PgHd_free_str(pg_hd) = NULL; \
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Pg_free_pg(STR_PAGES) = PgHd_next(pg_hd); \
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UPDATE_STATS(Pg_str_in_use(STR_PAGES), -PgHd_str_in_use(pg_hd)); \
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UPDATE_STATS(Pg_str_in_use(STR_PAGES), Pg_str_per_pg(STR_PAGES)); \
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UNLOCK(Pg_lock(STR_PAGES)); \
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} \
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LOCAL_next_free_ans_node = STRUCT_NEXT(STR)
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/**************************************************************************************
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** USE_PAGES_MALLOC && ! LIMIT_TABLING **
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**************************************************************************************/
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#ifndef LIMIT_TABLING
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#define ALLOC_STRUCT_TEST_PAGE if
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#define ALLOC_STRUCT_RECOVER_SPACE(PG_HD, STR_PAGES, VOID_PAGES)
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#else
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/****************************************************************************************
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** USE_PAGES_MALLOC && ! LIMIT_TABLING **
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****************************************************************************************/
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#define ALLOC_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \
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{ pg_hd_ptr pg_hd; \
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LOCK(Pg_lock(STR_PAGES)); \
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UPDATE_STATS(Pg_str_in_use(STR_PAGES), 1); \
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if (Pg_free_pg(STR_PAGES)) { \
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pg_hd = Pg_free_pg(STR_PAGES); \
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PgHd_str_in_use(pg_hd)++; \
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STR = (STR_TYPE *) PgHd_free_str(pg_hd); \
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if ((PgHd_free_str(pg_hd) = (void *) STRUCT_NEXT(STR)) == NULL) \
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if ((Pg_free_pg(STR_PAGES) = PgHd_next(pg_hd)) != NULL) \
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PgHd_previous(PgHd_next(pg_hd)) = NULL; \
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UNLOCK(Pg_lock(STR_PAGES)); \
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} else { \
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int i; \
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UPDATE_STATS(Pg_pg_alloc(STR_PAGES), 1); \
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UNLOCK(Pg_lock(STR_PAGES)); \
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ALLOC_PAGE(pg_hd, VOID_PAGES); \
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PgHd_str_in_use(pg_hd) = 1; \
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PgHd_previous(pg_hd) = NULL; \
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STR = (STR_TYPE *) (pg_hd + 1); \
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PgHd_free_str(pg_hd) = (void *) ++STR; \
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for (i = Pg_str_per_pg(STR_PAGES); i != 2; i--) { \
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STRUCT_NEXT(STR) = STR + 1; \
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STR++; \
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} \
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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)); \
|
||||
} \
|
||||
/**************************************************************************************
|
||||
** 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 ALLOC_NEXT_FREE_STRUCT(STR, STR_TYPE, STR_PAGES, VOID_PAGES) \
|
||||
if ((STR = LOCAL_next_free_ans_node) == NULL) { \
|
||||
pg_hd_ptr pg_hd; \
|
||||
LOCK(Pg_lock(STR_PAGES)); \
|
||||
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); \
|
||||
UNLOCK(Pg_lock(STR_PAGES)); \
|
||||
ALLOC_PAGE(pg_hd, VOID_PAGES); \
|
||||
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)
|
||||
#endif
|
||||
#endif /********************************************************************************/
|
||||
#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 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_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)); \
|
||||
} \
|
||||
}
|
||||
#define FREE_HASH_BUCKETS(BUCKET_PTR) FREE_BLOCK(BUCKET_PTR)
|
||||
#endif /******************************************************************************/
|
||||
|
||||
#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)
|
||||
|
|
@ -410,7 +305,7 @@ extern int Yap_page_size;
|
|||
#define FREE_DEPENDENCY_FRAME(STR) FREE_STRUCT(STR, struct dependency_frame, GLOBAL_pages_dep_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)); \
|
||||
#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_GLOBAL_TRIE_NODE(STR) ALLOC_STRUCT(STR, struct global_trie_node, GLOBAL_pages_gt_node, GLOBAL_pages_void)
|
||||
|
|
@ -420,7 +315,7 @@ extern int Yap_page_size;
|
|||
#define FREE_SUBGOAL_TRIE_NODE(STR) FREE_STRUCT(STR, struct subgoal_trie_node, GLOBAL_pages_sg_node, GLOBAL_pages_void)
|
||||
|
||||
#ifdef YAPOR
|
||||
#define ALLOC_ANSWER_TRIE_NODE(STR) ALLOC_NEXT_FREE_STRUCT(STR, struct answer_trie_node, GLOBAL_pages_ans_node, GLOBAL_pages_void)
|
||||
#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 /* TABLING */
|
||||
#define ALLOC_ANSWER_TRIE_NODE(STR) ALLOC_STRUCT(STR, struct answer_trie_node, GLOBAL_pages_ans_node, GLOBAL_pages_void)
|
||||
#endif /* YAPOR - TABLING */
|
||||
|
|
|
|||
Reference in New Issue