2001-04-09 20:54:03 +01:00
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/* --------------------------- **
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** Memory management **
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** --------------------------- */
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2003-11-05 16:12:25 +00:00
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extern int Yap_page_size;
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2001-04-09 20:54:03 +01:00
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2002-11-26 22:19:48 +00:00
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#define H_BASE ((CELL *) Yap_GlobalBase)
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#define B_BASE ((choiceptr) Yap_LocalBase)
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#define TR_BASE ((tr_fr_ptr) Yap_TrailBase)
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2001-04-09 20:54:03 +01:00
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#if SIZEOF_INT_P == 4
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#define ALIGN 3
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#define ALIGNMASK 0xfffffffc
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#elif SIZEOF_INT_P == 8
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#define ALIGN 7
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#define ALIGNMASK 0xfffffff8
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#else
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#define ALIGN OOOOPPS!!! Unknown Pointer Sizeof
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#define ALIGNMASK OOOOPPS!!! Unknown Pointer Sizeof
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#endif /* SIZEOF_INT_P */
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#define ADJUST_SIZE(SIZE) ((SIZE + ALIGN) & ALIGNMASK)
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2003-11-05 16:12:25 +00:00
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#define ADJUST_SIZE_TO_PAGE(SIZE) ((SIZE) - (SIZE) % Yap_page_size + Yap_page_size)
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2001-04-09 20:54:03 +01:00
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#define STRUCT_SIZE(STR_TYPE) ADJUST_SIZE(sizeof(STR_TYPE))
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2003-11-05 16:12:25 +00:00
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#define PAGE_HEADER(STR) (pg_hd_ptr)((unsigned int)STR - (unsigned int)STR % Yap_page_size)
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2001-04-09 20:54:03 +01:00
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#define STRUCT_NEXT(STR) ((STR)->next)
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#ifdef STATISTICS
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#define UPDATE_STATS(STAT, VALUE) STAT += VALUE
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#else
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#define UPDATE_STATS(STAT, VALUE)
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#endif /* STATISTICS */
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#define ALLOC_BLOCK(BLOCK, SIZE) \
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2002-11-26 22:19:48 +00:00
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BLOCK = (void *) Yap_AllocAtomSpace(SIZE)
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2001-04-09 20:54:03 +01:00
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#define FREE_BLOCK(BLOCK) \
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2002-11-26 22:19:48 +00:00
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Yap_FreeCodeSpace((char *) (BLOCK))
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2001-04-09 20:54:03 +01:00
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#define ALLOC_HASH_BUCKETS(BUCKET_PTR, NUM_BUCKETS) \
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{ int i; void **ptr; \
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ALLOC_BLOCK(ptr, NUM_BUCKETS * sizeof(void *)); \
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BUCKET_PTR = (void *) ptr; \
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for (i = NUM_BUCKETS; i != 0; i--) \
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*ptr++ = NULL; \
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}
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#define FREE_HASH_BUCKETS(BUCKET_PTR) FREE_BLOCK(BUCKET_PTR)
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#ifdef USE_HEAP
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2003-11-05 16:12:25 +00:00
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#define ALLOC_STRUCT(STR, STR_PAGES, STR_TYPE) \
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STR = (STR_TYPE *)Yap_AllocCodeSpace(sizeof(STR_TYPE))
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#define ALLOC_NEXT_FREE_STRUCT(STR, STR_PAGES, STR_TYPE) \
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STR = (STR_TYPE *)Yap_AllocCodeSpace(sizeof(STR_TYPE))
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#define FREE_STRUCT(STR, STR_PAGES, STR_TYPE) \
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Yap_FreeCodeSpace((ADDR)(STR))
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2001-04-09 20:54:03 +01:00
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#else
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#define ALLOC_PAGE(PG_HD) \
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LOCK(Pg_lock(GLOBAL_PAGES_void)); \
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UPDATE_STATS(Pg_requests(GLOBAL_PAGES_void), 1); \
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UPDATE_STATS(Pg_str_in_use(GLOBAL_PAGES_void), 1); \
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if (Pg_free_pg(GLOBAL_PAGES_void) == NULL) { \
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if (TopAllocArea == TopWorkArea) \
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abort_optyap("no more free alloc space (ALLOC_PAGE)"); \
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UPDATE_STATS(Pg_str_alloc(GLOBAL_PAGES_void), 1); \
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PG_HD = (pg_hd_ptr)TopAllocArea; \
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2003-11-05 16:12:25 +00:00
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TopAllocArea += Yap_page_size \
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2001-04-09 20:54:03 +01:00
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} else { \
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PG_HD = Pg_free_pg(GLOBAL_PAGES_void); \
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Pg_free_pg(GLOBAL_PAGES_void) = PgHd_next(PG_HD); \
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} \
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UNLOCK(Pg_lock(GLOBAL_PAGES_void))
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#define FREE_PAGE(PG_HD) \
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LOCK(Pg_lock(GLOBAL_PAGES_void)); \
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UPDATE_STATS(Pg_requests(GLOBAL_PAGES_void), 1); \
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UPDATE_STATS(Pg_str_in_use(GLOBAL_PAGES_void), -1); \
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PgHd_next(PG_HD) = Pg_free_pg(GLOBAL_PAGES_void); \
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Pg_free_pg(GLOBAL_PAGES_void) = PG_HD; \
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UNLOCK(Pg_lock(GLOBAL_PAGES_void))
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#define ALLOC_STRUCT(STR, STR_PAGES, STR_TYPE) \
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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_requests(STR_PAGES), 1); \
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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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2003-11-05 16:12:25 +00:00
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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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2001-04-09 20:54:03 +01:00
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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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UPDATE_STATS(Pg_str_alloc(STR_PAGES), Pg_str_per_pg(STR_PAGES)); \
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UNLOCK(Pg_lock(STR_PAGES)); \
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ALLOC_PAGE(pg_hd); \
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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; \
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STR = (STR_TYPE *) (pg_hd + 1); \
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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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UNLOCK(Pg_lock(STR_PAGES)); \
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} \
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}
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#define ALLOC_NEXT_FREE_STRUCT(STR, STR_PAGES, STR_TYPE) \
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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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UPDATE_STATS(Pg_requests(STR_PAGES), 1); \
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UPDATE_STATS(Pg_str_in_use(STR_PAGES), Pg_str_per_pg(STR_PAGES)); \
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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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UPDATE_STATS(Pg_str_in_use(STR_PAGES), -PgHd_str_in_use(pg_hd)); \
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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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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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UPDATE_STATS(Pg_str_alloc(STR_PAGES), Pg_str_per_pg(STR_PAGES)); \
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UNLOCK(Pg_lock(STR_PAGES)); \
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ALLOC_PAGE(pg_hd); \
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PgHd_str_in_use(pg_hd) = Pg_str_per_pg(STR_PAGES); \
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PgHd_free_str(pg_hd) = NULL; \
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PgHd_previous(pg_hd) = NULL; \
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PgHd_next(pg_hd) = NULL; \
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STR = (STR_TYPE *) (pg_hd + 1); \
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for (i = Pg_str_per_pg(STR_PAGES); i != 1; 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; \
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STR = (STR_TYPE *) (pg_hd + 1); \
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} \
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} \
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LOCAL_next_free_ans_node = STRUCT_NEXT(STR)
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#define FREE_STRUCT(STR, STR_PAGES, STR_TYPE) \
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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_requests(STR_PAGES), 1); \
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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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UPDATE_STATS(Pg_str_alloc(STR_PAGES), -Pg_str_per_pg(STR_PAGES)); \
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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); \
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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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2003-11-05 16:12:25 +00:00
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#endif /* USE_HEAP */
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2001-04-09 20:54:03 +01:00
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#define ALLOC_OR_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_or_fr, struct or_frame)
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#define FREE_OR_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_or_fr, struct or_frame)
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#define ALLOC_QG_SOLUTION_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_qg_sol_fr, struct query_goal_solution_frame)
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#define FREE_QG_SOLUTION_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_qg_sol_fr, struct query_goal_solution_frame)
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#define ALLOC_QG_ANSWER_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_qg_ans_fr, struct query_goal_answer_frame)
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#define FREE_QG_ANSWER_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_qg_ans_fr, struct query_goal_answer_frame)
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#define ALLOC_TG_SOLUTION_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_tg_sol_fr, struct table_subgoal_solution_frame)
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#define FREE_TG_SOLUTION_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_tg_sol_fr, struct table_subgoal_solution_frame)
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#define ALLOC_TG_ANSWER_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_tg_ans_fr, struct table_subgoal_answer_frame)
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#define FREE_TG_ANSWER_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_tg_ans_fr, struct table_subgoal_answer_frame)
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#define ALLOC_TABLE_ENTRY(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_tab_ent, struct table_entry)
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#define FREE_TABLE_ENTRY(STR) FREE_STRUCT(STR, GLOBAL_PAGES_tab_ent, struct table_entry)
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#define ALLOC_SUBGOAL_TRIE_NODE(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_sg_node, struct subgoal_trie_node)
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#define FREE_SUBGOAL_TRIE_NODE(STR) FREE_STRUCT(STR, GLOBAL_PAGES_sg_node, struct subgoal_trie_node)
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#define ALLOC_SUBGOAL_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_sg_fr, struct subgoal_frame)
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#define FREE_SUBGOAL_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_sg_fr, struct subgoal_frame)
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#define ALLOC_ANSWER_TRIE_NODE(STR) ALLOC_NEXT_FREE_STRUCT(STR, GLOBAL_PAGES_ans_node, struct answer_trie_node)
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#define FREE_ANSWER_TRIE_NODE(STR) FREE_STRUCT(STR, GLOBAL_PAGES_ans_node, struct answer_trie_node)
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#define ALLOC_DEPENDENCY_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_dep_fr, struct dependency_frame)
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#define FREE_DEPENDENCY_FRAME(STR) FREE_STRUCT(STR, GLOBAL_PAGES_dep_fr, struct dependency_frame)
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#define ALLOC_SUSPENSION_FRAME(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_susp_fr, struct suspension_frame)
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#define FREE_SUSPENSION_FRAME(STR) FREE_BLOCK(SuspFr_global_start(STR)); \
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FREE_STRUCT(STR, GLOBAL_PAGES_susp_fr, struct suspension_frame)
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#define ALLOC_SUBGOAL_HASH(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_sg_hash, struct subgoal_hash)
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#define FREE_SUBGOAL_HASH(STR) FREE_STRUCT(STR, GLOBAL_PAGES_sg_hash, struct subgoal_hash)
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#define ALLOC_ANSWER_HASH(STR) ALLOC_STRUCT(STR, GLOBAL_PAGES_ans_hash, struct answer_hash)
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#define FREE_ANSWER_HASH(STR) FREE_STRUCT(STR, GLOBAL_PAGES_ans_hash, struct answer_hash)
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/* ------------------------------------- **
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** Bitmap tests and operations **
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** ------------------------------------- */
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#define BITMAP_empty(b) ((b) == 0)
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#define BITMAP_member(b,n) (((b) & (1<<(n))) != 0)
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#define BITMAP_alone(b,n) ((b) == (1<<(n)))
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#define BITMAP_subset(b1,b2) (((b1) & (b2)) == b2)
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#define BITMAP_same(b1,b2) ((b1) == (b2))
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#define BITMAP_clear(b) ((b) = 0)
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#define BITMAP_and(b1,b2) ((b1) &= (b2))
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#define BITMAP_minus(b1,b2) ((b1) &= ~(b2))
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#define BITMAP_insert(b,n) ((b) |= (1<<(n)))
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#define BITMAP_delete(b,n) ((b) &= (~(1<<(n))))
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#define BITMAP_copy(b1,b2) ((b1) = (b2))
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#define BITMAP_intersection(b1,b2,b3) ((b1) = ((b2) & (b3)))
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#define BITMAP_difference(b1,b2,b3) ((b1) = ((b2) & (~(b3))))
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/* ---------------------------------- **
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** Message and debug macros **
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** ---------------------------------- */
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#define INFORMATION_MESSAGE(MESG, ARGS...) information_message(MESG, ##ARGS)
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#ifdef YAPOR_ERRORS
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#define YAPOR_ERROR_MESSAGE(MESG, ARGS...) error_message(MESG, ##ARGS)
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#else
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#define YAPOR_ERROR_MESSAGE(MESG, ARGS...)
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#endif /* YAPOR_ERRORS */
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#ifdef TABLING_ERRORS
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#define TABLING_ERROR_MESSAGE(MESG, ARGS...) error_message(MESG, ##ARGS)
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#else
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#define TABLING_ERROR_MESSAGE(MESG, ARGS...)
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#endif /* TABLING_ERRORS */
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#ifdef OPTYAP_ERRORS
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#define OPTYAP_ERROR_MESSAGE(MESG, ARGS...) error_message(MESG, ##ARGS)
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#else
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#define OPTYAP_ERROR_MESSAGE(MESG, ARGS...)
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#endif /* OPTYAP_ERRORS */
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/* ----------------------- **
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** SimICS macros **
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** ----------------------- */
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/*
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** Counter 0. Total time
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** Counter 1. Prolog
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** Counter 2. P Share
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** Counter 3. Scheduler
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** Counter 4. Cut request
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** Counter 5. End operations
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** Counter 6. Cut shared (Counter 1 or 3 or 5)
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** Counter 7. Number of requests to share work (Counter 3)
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** Counter 8. Number of refused requests (Counter 3)
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** Counter 9. Number of tasks (Counter 1)
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** Counter 10. Number of calls (Counter 1)
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** Counter 11. Number of failed TRY_LOCK's
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*/
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#define START_COUNTER 1
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#define STOP_COUNTER 2
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#define TOTAL_TIME 0
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#define PROLOG 1
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#define SHARE 2
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#define SCHEDULER 3
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#define CUT_REQUEST 4
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#define END_OPERATIONS 5
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#define CUT_SHARED 6
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#define ONE_MORE_REQUEST 7
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#define ONE_MORE_REFUSED_REQUEST 8
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#define ONE_MORE_TASK 9
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#define ONE_MORE_CALL 10
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#ifdef SIMICS
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#define SIMICS_ATOMIC_SERVICE(COUNTER) \
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SIMICS_SERVICE(START_COUNTER, COUNTER); \
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SIMICS_SERVICE(STOP_COUNTER, COUNTER)
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#define SIMICS_SERVICE(COMMAND, COUNTER) \
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do { \
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asm volatile ("sethi %0, %%g0" : \
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/* no outputs */ : \
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"g" ((COMMAND << 16) | COUNTER)); \
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} while(0)
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#else
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#define SIMICS_ATOMIC_SERVICE(COUNTER)
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#define SIMICS_SERVICE(COMMAND, COUNTER)
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#endif /* SIMICS */
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