557 lines
37 KiB
C
557 lines
37 KiB
C
/************************************************************************
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** **
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** The YapTab/YapOr/OPTYap systems **
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** **
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** YapTab extends the Yap Prolog engine to support sequential tabling **
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** YapOr extends the Yap Prolog engine to support or-parallelism **
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** OPTYap extends the Yap Prolog engine to support or-parallel tabling **
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** **
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** **
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** Yap Prolog was developed at University of Porto, Portugal **
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** **
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************************************************************************/
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/************************************************************************
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** Memory management **
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************************************************************************/
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extern int Yap_page_size;
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#ifdef USE_PAGES_MALLOC
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#include <sys/shm.h>
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#endif /* USE_PAGES_MALLOC */
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#define SHMMAX 0x2000000 /* 32 Mbytes: works fine with linux */
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/* #define SHMMAX 0x400000 - 4 Mbytes: shmget limit for Mac (?) */
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/* #define SHMMAX 0x800000 - 8 Mbytes: shmget limit for Solaris (?) */
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#if SIZEOF_INT_P == 4
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#define OPTYAP_ALIGN 3
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#define ALIGNMASK 0xfffffffc
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#elif SIZEOF_INT_P == 8
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#define OPTYAP_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 + OPTYAP_ALIGN) & ALIGNMASK)
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#define ADJUST_SIZE_TO_PAGE(SIZE) ((SIZE) - (SIZE) % Yap_page_size + Yap_page_size)
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#define PAGE_HEADER(STR) (pg_hd_ptr)((unsigned long int)STR - (unsigned long int)STR % Yap_page_size)
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#define STRUCT_NEXT(STR) ((STR)->next)
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#define UPDATE_STATS(STAT, VALUE) STAT += VALUE
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#ifdef YAPOR
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#define LOCK_PAGE_ENTRY(PG_ENT) LOCK(PgEnt_lock(PG_ENT))
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#define UNLOCK_PAGE_ENTRY(PG_ENT) UNLOCK(PgEnt_lock(PG_ENT))
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#else
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#define LOCK_PAGE_ENTRY(PG_ENT)
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#define UNLOCK_PAGE_ENTRY(PG_ENT)
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#endif
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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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Yap_Error(FATAL_ERROR, TermNil, "ALLOC_BLOCK: malloc error")
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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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#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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#define INIT_BUCKETS(BUCKET_PTR, NUM_BUCKETS) \
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{ int i; void **init_bucket_ptr; \
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init_bucket_ptr = (void **) BUCKET_PTR; \
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for (i = NUM_BUCKETS; i != 0; i--) \
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*init_bucket_ptr++ = NULL; \
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}
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#define ALLOC_BUCKETS(BUCKET_PTR, NUM_BUCKETS) \
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{ void **alloc_bucket_ptr; \
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ALLOC_BLOCK(alloc_bucket_ptr, NUM_BUCKETS * sizeof(void *), void *); \
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INIT_BUCKETS(alloc_bucket_ptr, NUM_BUCKETS); \
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BUCKET_PTR = (void *) alloc_bucket_ptr; \
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}
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#define FREE_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 MOVE_PAGES(FROM_PG_ENT, TO_PG_ENT) \
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UPDATE_STATS(PgEnt_strs_in_use(TO_PG_ENT), PgEnt_strs_in_use(FROM_PG_ENT)); \
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PgEnt_strs_in_use(FROM_PG_ENT) = 0
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#define DETACH_PAGES(_PG_ENT) \
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LOCK(PgEnt_lock(GLOBAL##_PG_ENT)); \
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MOVE_PAGES(LOCAL##_PG_ENT, GLOBAL##_PG_ENT); \
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UNLOCK(PgEnt_lock(GLOBAL##_PG_ENT))
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#define ATTACH_PAGES(_PG_ENT) \
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MOVE_PAGES(GLOBAL##_PG_ENT, LOCAL##_PG_ENT)
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#define GET_FREE_STRUCT(STR, STR_TYPE, PG_ENT, EXTRA_PG_ENT) \
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LOCK_PAGE_ENTRY(PG_ENT); \
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UPDATE_STATS(PgEnt_strs_in_use(PG_ENT), 1); \
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UNLOCK_PAGE_ENTRY(PG_ENT); \
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ALLOC_BLOCK(STR, sizeof(STR_TYPE), STR_TYPE)
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#define GET_NEXT_FREE_STRUCT(LOCAL_STR, STR, STR_TYPE, PG_ENT) \
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GET_FREE_STRUCT(STR, STR_TYPE, PG_ENT, ___NOT_USED___)
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#define PUT_FREE_STRUCT(STR, STR_TYPE, PG_ENT) \
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LOCK_PAGE_ENTRY(PG_ENT); \
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UPDATE_STATS(PgEnt_strs_in_use(PG_ENT), -1); \
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UNLOCK_PAGE_ENTRY(PG_ENT); \
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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 MOVE_PAGES(FROM_PG_ENT, TO_PG_ENT) \
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if (PgEnt_first(TO_PG_ENT)) { \
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PgHd_next(PgEnt_last(TO_PG_ENT)) = PgEnt_first(FROM_PG_ENT); \
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PgHd_previous(PgEnt_first(FROM_PG_ENT)) = PgEnt_last(TO_PG_ENT); \
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} else \
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PgEnt_first(TO_PG_ENT) = PgEnt_first(FROM_PG_ENT); \
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PgEnt_last(TO_PG_ENT) = PgEnt_last(FROM_PG_ENT); \
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UPDATE_STATS(PgEnt_pages_in_use(TO_PG_ENT), PgEnt_pages_in_use(FROM_PG_ENT)); \
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UPDATE_STATS(PgEnt_strs_in_use(TO_PG_ENT), PgEnt_strs_in_use(FROM_PG_ENT)); \
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PgEnt_first(FROM_PG_ENT) = PgEnt_last(FROM_PG_ENT) = NULL; \
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PgEnt_pages_in_use(FROM_PG_ENT) = PgEnt_strs_in_use(FROM_PG_ENT) = 0
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#define DETACH_PAGES(_PG_ENT) \
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if (PgEnt_first(LOCAL##_PG_ENT)) { \
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LOCK(PgEnt_lock(GLOBAL##_PG_ENT)); \
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MOVE_PAGES(LOCAL##_PG_ENT, GLOBAL##_PG_ENT); \
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UNLOCK(PgEnt_lock(GLOBAL##_PG_ENT)); \
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}
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#define ATTACH_PAGES(_PG_ENT) \
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if (PgEnt_first(GLOBAL##_PG_ENT)) { \
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MOVE_PAGES(GLOBAL##_PG_ENT, LOCAL##_PG_ENT); \
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}
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/*******************************************************************************************
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#define GET_PAGE_FIRST_LEVEL(PG_HD) GET_VOID_PAGE(PG_HD)
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#define GET_VOID_PAGE_NEXT_LEVEL(PG_HD) GET_ALLOC_PAGE(PG_HD)
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#define GET_ALLOC_PAGE_NEXT_LEVEL(PG_HD)
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*******************************************************************************************/
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#define GET_PAGE_FIRST_LEVEL(PG_HD) GET_ALLOC_PAGE(PG_HD)
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#define GET_ALLOC_PAGE_NEXT_LEVEL(PG_HD) GET_VOID_PAGE(PG_HD)
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#define GET_VOID_PAGE_NEXT_LEVEL(PG_HD)
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#define GET_ALLOC_PAGE(PG_HD) \
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LOCK(PgEnt_lock(GLOBAL_pages_alloc)); \
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if ((PG_HD = PgEnt_first(GLOBAL_pages_alloc)) == NULL) { \
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UNLOCK(PgEnt_lock(GLOBAL_pages_alloc)); \
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GET_ALLOC_PAGE_NEXT_LEVEL(PG_HD); \
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} else { \
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PgEnt_first(GLOBAL_pages_alloc) = (pg_hd_ptr)(((void *)PG_HD) + Yap_page_size); \
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if (PgEnt_first(GLOBAL_pages_alloc) == PgEnt_last(GLOBAL_pages_alloc)) \
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PgEnt_first(GLOBAL_pages_alloc) = NULL; \
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UNLOCK(PgEnt_lock(GLOBAL_pages_alloc)); \
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}
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#define GET_VOID_PAGE(PG_HD) \
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LOCK(PgEnt_lock(GLOBAL_pages_void)); \
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if ((PG_HD = PgEnt_first(GLOBAL_pages_void)) == NULL) { \
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UNLOCK(PgEnt_lock(GLOBAL_pages_void)); \
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GET_VOID_PAGE_NEXT_LEVEL(PG_HD); \
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} else { \
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if ((PgEnt_first(GLOBAL_pages_void) = PgHd_next(PG_HD)) == NULL) \
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PgEnt_last(GLOBAL_pages_void) = NULL; \
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UNLOCK(PgEnt_lock(GLOBAL_pages_void)); \
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}
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#define PUT_PAGE(PG_HD, PG_ENT) \
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if ((PgHd_next(PG_HD) = PgEnt_first(PG_ENT)) == NULL) \
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PgEnt_last(PG_ENT) = PG_HD; \
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else \
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PgHd_previous(PgHd_next(PG_HD)) = PG_HD; \
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PgEnt_first(PG_ENT) = PG_HD; \
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UPDATE_STATS(PgEnt_pages_in_use(PG_ENT), 1)
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#define PUT_VOID_PAGE(PG_HD, PG_ENT) \
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if ((PgHd_next(PG_HD) = PgEnt_first(PG_ENT)) == NULL) \
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PgEnt_last(PG_ENT) = PG_HD; \
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PgEnt_first(PG_ENT) = PG_HD
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#ifdef THREADS
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#define GET_FREE_PAGE(PG_HD) \
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if ((PG_HD = PgEnt_first(LOCAL_pages_void)) == NULL) { \
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GET_PAGE_FIRST_LEVEL(PG_HD); \
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} else { \
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if ((PgEnt_first(LOCAL_pages_void) = PgHd_next(PG_HD)) == NULL) \
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PgEnt_last(LOCAL_pages_void) = NULL; \
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}
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#define PUT_FREE_PAGE(PG_HD) \
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PUT_VOID_PAGE(PG_HD, LOCAL_pages_void)
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#else
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#define GET_FREE_PAGE(PG_HD) \
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GET_PAGE_FIRST_LEVEL(PG_HD)
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#define PUT_FREE_PAGE(PG_HD) \
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PUT_VOID_PAGE(PG_HD, GLOBAL_pages_void)
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#endif
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#define INIT_PAGE(PG_HD, STR_TYPE, PG_ENT) \
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PgHd_strs_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_first_str(PG_HD) = NULL; \
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PgHd_alloc_area(PG_HD) = (void *) (PG_HD + 1); \
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PgHd_alloc_area(PG_HD) += sizeof(STR_TYPE) * PgEnt_strs_per_page(PG_ENT)
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/*******************************************************************************************
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#define OLD_INIT_PAGE(PG_HD, STR_TYPE, PG_ENT) \
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{ int i; \
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STR_TYPE *aux_str; \
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PgHd_strs_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_alloc_area(PG_HD) = NULL; \
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PgHd_first_str(PG_HD) = (void *) (PG_HD + 1); \
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aux_str = (STR_TYPE *) PgHd_first_str(PG_HD); \
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for (i = 1; i < PgEnt_strs_per_page(PG_ENT); 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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*******************************************************************************************/
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#define ALLOC_SPACE() \
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LOCK(PgEnt_lock(GLOBAL_pages_alloc)); \
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if (PgEnt_first(GLOBAL_pages_alloc) == NULL) { \
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int shmid; \
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void *mem_block; \
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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_PAGE)"); \
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if ((mem_block = shmat(shmid, NULL, 0)) == (void *) -1) \
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Yap_Error(FATAL_ERROR, TermNil, "shmat error (ALLOC_PAGE)"); \
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if (shmctl(shmid, IPC_RMID, 0) != 0) \
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Yap_Error(FATAL_ERROR, TermNil, "shmctl error (ALLOC_PAGE)"); \
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PgEnt_first(GLOBAL_pages_alloc) = (pg_hd_ptr)(mem_block + Yap_page_size); \
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PgEnt_last(GLOBAL_pages_alloc) = (pg_hd_ptr)(mem_block + SHMMAX); \
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UPDATE_STATS(PgEnt_pages_in_use(GLOBAL_pages_alloc), SHMMAX / Yap_page_size); \
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} \
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UNLOCK(PgEnt_lock(GLOBAL_pages_alloc))
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#ifdef LIMIT_TABLING
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#define RECOVER_ALLOC_SPACE(PG_ENT, EXTRA_PG_ENT) \
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if (GLOBAL_max_pages == PgEnt_pages_in_use(GLOBAL_pages_alloc)) { \
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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_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 (PgEnt_first(GLOBAL_pages_void) == PgEnt_first(PG_ENT)); \
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GLOBAL_check_sg_fr = sg_fr; \
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} else { \
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ALLOC_SPACE(); \
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}
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#elif THREADS
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#define RECOVER_ALLOC_SPACE(PG_ENT, EXTRA_PG_ENT) \
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LOCK(PgEnt_lock(EXTRA_PG_ENT)); \
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if (PgEnt_first(EXTRA_PG_ENT)) { \
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MOVE_PAGES(EXTRA_PG_ENT, PG_ENT); \
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UNLOCK(PgEnt_lock(EXTRA_PG_ENT)); \
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} else { \
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UNLOCK(PgEnt_lock(EXTRA_PG_ENT)); \
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ALLOC_SPACE(); \
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}
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#else
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#define RECOVER_ALLOC_SPACE(PG_ENT, EXTRA_PG_ENT) \
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ALLOC_SPACE()
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#endif
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#define TEST_GET_FREE_PAGE(PG_HD, STR_TYPE, PG_ENT, EXTRA_PG_ENT) \
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while (PG_HD == NULL) { \
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UNLOCK_PAGE_ENTRY(PG_ENT); \
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GET_FREE_PAGE(PG_HD); \
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if (PG_HD) { \
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INIT_PAGE(PG_HD, STR_TYPE, PG_ENT); \
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LOCK_PAGE_ENTRY(PG_ENT); \
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PUT_PAGE(PG_HD, PG_ENT); \
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} else { \
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RECOVER_ALLOC_SPACE(PG_ENT, EXTRA_PG_ENT); \
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LOCK_PAGE_ENTRY(PG_ENT); \
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PG_HD = PgEnt_first(PG_ENT); \
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} \
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}
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#define GET_FREE_STRUCT(STR, STR_TYPE, PG_ENT, EXTRA_PG_ENT) \
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{ pg_hd_ptr pg_hd; \
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LOCK_PAGE_ENTRY(PG_ENT); \
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pg_hd = PgEnt_first(PG_ENT); \
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TEST_GET_FREE_PAGE(pg_hd, STR_TYPE, PG_ENT, EXTRA_PG_ENT); \
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if (PgHd_alloc_area(pg_hd)) { \
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STR = ((STR_TYPE *) PgHd_alloc_area(pg_hd)) - 1; \
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if (STR == (STR_TYPE *) (pg_hd + 1)) \
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PgHd_alloc_area(pg_hd) = NULL; \
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else \
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PgHd_alloc_area(pg_hd) = (void *) STR; \
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} else { \
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STR = (STR_TYPE *) PgHd_first_str(pg_hd); \
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PgHd_first_str(pg_hd) = (void *) STRUCT_NEXT(STR); \
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} \
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if (PgHd_alloc_area(pg_hd) == NULL && PgHd_first_str(pg_hd) == NULL) { \
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if ((PgEnt_first(PG_ENT) = PgHd_next(pg_hd)) == NULL) \
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PgEnt_last(PG_ENT) = NULL; \
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else \
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PgHd_previous(PgHd_next(pg_hd)) = NULL; \
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} \
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UPDATE_STATS(PgHd_strs_in_use(pg_hd), 1); \
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UPDATE_STATS(PgEnt_strs_in_use(PG_ENT), 1); \
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UNLOCK_PAGE_ENTRY(PG_ENT); \
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}
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/*******************************************************************************************
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#define OLD_GET_FREE_STRUCT(STR, STR_TYPE, PG_ENT, EXTRA_PG_ENT) \
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{ pg_hd_ptr pg_hd; \
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LOCK_PAGE_ENTRY(PG_ENT); \
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pg_hd = PgEnt_first(PG_ENT); \
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TEST_GET_FREE_PAGE(pg_hd, STR_TYPE, PG_ENT, EXTRA_PG_ENT); \
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STR = (STR_TYPE *) PgHd_first_str(pg_hd); \
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if ((PgHd_first_str(pg_hd) = (void *) STRUCT_NEXT(STR)) == NULL) { \
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if ((PgEnt_first(PG_ENT) = PgHd_next(pg_hd)) == NULL) \
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PgEnt_last(PG_ENT) = NULL; \
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else \
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PgHd_previous(PgHd_next(pg_hd)) = NULL; \
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} \
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UPDATE_STATS(PgHd_strs_in_use(pg_hd), 1); \
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UPDATE_STATS(PgEnt_strs_in_use(PG_ENT), 1); \
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UNLOCK_PAGE_ENTRY(PG_ENT); \
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}
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*******************************************************************************************/
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#define GET_NEXT_FREE_STRUCT(LOCAL_STR, STR, STR_TYPE, PG_ENT) \
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STR = LOCAL_STR; \
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if (STR == NULL) { \
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pg_hd_ptr pg_hd; \
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LOCK_PAGE_ENTRY(PG_ENT); \
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pg_hd = PgEnt_first(PG_ENT); \
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TEST_GET_FREE_PAGE(pg_hd, STR_TYPE, PG_ENT, ___NOT_USED___); \
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STR = (STR_TYPE *) PgHd_first_str(pg_hd); \
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PgHd_first_str(pg_hd) = NULL; \
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PgHd_strs_in_use(pg_hd) = PgEnt_strs_per_page(PG_ENT); \
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if ((PgEnt_first(PG_ENT) = PgHd_next(pg_hd)) == NULL) \
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PgEnt_last(PG_ENT) = NULL; \
|
|
else \
|
|
PgHd_previous(PgHd_next(pg_hd)) = NULL; \
|
|
UPDATE_STATS(PgEnt_strs_in_use(PG_ENT), -PgHd_strs_in_use(pg_hd)); \
|
|
UPDATE_STATS(PgEnt_strs_in_use(PG_ENT), PgEnt_strs_per_page(PG_ENT)); \
|
|
UNLOCK_PAGE_ENTRY(PG_ENT); \
|
|
} \
|
|
LOCAL_STR = STRUCT_NEXT(STR)
|
|
|
|
#define PUT_FREE_STRUCT(STR, STR_TYPE, PG_ENT) \
|
|
{ pg_hd_ptr pg_hd; \
|
|
pg_hd = PAGE_HEADER(STR); \
|
|
LOCK_PAGE_ENTRY(PG_ENT); \
|
|
UPDATE_STATS(PgEnt_strs_in_use(PG_ENT), -1); \
|
|
if (--PgHd_strs_in_use(pg_hd) == 0) { \
|
|
UPDATE_STATS(PgEnt_pages_in_use(PG_ENT), -1); \
|
|
if (PgHd_previous(pg_hd)) { \
|
|
if ((PgHd_next(PgHd_previous(pg_hd)) = PgHd_next(pg_hd)) == NULL) \
|
|
PgEnt_last(PG_ENT) = PgHd_previous(pg_hd); \
|
|
else \
|
|
PgHd_previous(PgHd_next(pg_hd)) = PgHd_previous(pg_hd); \
|
|
} else { \
|
|
if ((PgEnt_first(PG_ENT) = PgHd_next(pg_hd)) == NULL) \
|
|
PgEnt_last(PG_ENT) = NULL; \
|
|
else \
|
|
PgHd_previous(PgHd_next(pg_hd)) = NULL; \
|
|
} \
|
|
UNLOCK_PAGE_ENTRY(PG_ENT); \
|
|
LOCK_PAGE_ENTRY(GLOBAL_pages_void); \
|
|
PUT_FREE_PAGE(pg_hd); \
|
|
UNLOCK_PAGE_ENTRY(GLOBAL_pages_void); \
|
|
} else { \
|
|
STRUCT_NEXT(STR) = (STR_TYPE *) PgHd_first_str(pg_hd); \
|
|
if (PgHd_alloc_area(pg_hd) == NULL && PgHd_first_str(pg_hd) == NULL) { \
|
|
PgHd_next(pg_hd) = NULL; \
|
|
if ((PgHd_previous(pg_hd) = PgEnt_last(PG_ENT)) != NULL) \
|
|
PgHd_next(PgHd_previous(pg_hd)) = pg_hd; \
|
|
PgEnt_last(PG_ENT) = pg_hd; \
|
|
} \
|
|
PgHd_first_str(pg_hd) = (void *) STR; \
|
|
UNLOCK_PAGE_ENTRY(PG_ENT); \
|
|
} \
|
|
}
|
|
#endif /***********************************************************************************/
|
|
|
|
#if defined(THREADS) && defined(TABLING)
|
|
#define ALLOC_STRUCT(STR, STR_TYPE, _PG_ENT) \
|
|
GET_FREE_STRUCT(STR, STR_TYPE, LOCAL##_PG_ENT, GLOBAL##_PG_ENT)
|
|
#define FREE_STRUCT(STR, STR_TYPE, _PG_ENT) \
|
|
PUT_FREE_STRUCT(STR, STR_TYPE, LOCAL##_PG_ENT)
|
|
#else
|
|
#define ALLOC_STRUCT(STR, STR_TYPE, _PG_ENT) \
|
|
GET_FREE_STRUCT(STR, STR_TYPE, GLOBAL##_PG_ENT, ___NOT_USED___)
|
|
#define FREE_STRUCT(STR, STR_TYPE, _PG_ENT) \
|
|
PUT_FREE_STRUCT(STR, STR_TYPE, GLOBAL##_PG_ENT)
|
|
#endif
|
|
#define ALLOC_NEXT_STRUCT(LOCAL_STR, STR, STR_TYPE, _PG_ENT) \
|
|
GET_NEXT_FREE_STRUCT(LOCAL_STR, STR, STR_TYPE, GLOBAL##_PG_ENT)
|
|
|
|
#define ALLOC_TABLE_ENTRY(STR) ALLOC_STRUCT(STR, struct table_entry, _pages_tab_ent)
|
|
#define FREE_TABLE_ENTRY(STR) FREE_STRUCT(STR, struct table_entry, _pages_tab_ent)
|
|
|
|
#define ALLOC_SUBGOAL_ENTRY(STR) ALLOC_STRUCT(STR, struct subgoal_entry, _pages_sg_ent)
|
|
#define FREE_SUBGOAL_ENTRY(STR) FREE_STRUCT(STR, struct subgoal_entry, _pages_sg_ent)
|
|
|
|
#define ALLOC_SUBGOAL_FRAME(STR) ALLOC_STRUCT(STR, struct subgoal_frame, _pages_sg_fr)
|
|
#define FREE_SUBGOAL_FRAME(STR) FREE_STRUCT(STR, struct subgoal_frame, _pages_sg_fr)
|
|
|
|
#define ALLOC_DEPENDENCY_FRAME(STR) ALLOC_STRUCT(STR, struct dependency_frame, _pages_dep_fr)
|
|
#define FREE_DEPENDENCY_FRAME(STR) FREE_STRUCT(STR, struct dependency_frame, _pages_dep_fr)
|
|
|
|
#define ALLOC_SUBGOAL_TRIE_NODE(STR) ALLOC_STRUCT(STR, struct subgoal_trie_node, _pages_sg_node)
|
|
#define FREE_SUBGOAL_TRIE_NODE(STR) FREE_STRUCT(STR, struct subgoal_trie_node, _pages_sg_node)
|
|
|
|
#define ALLOC_SUBGOAL_TRIE_HASH(STR) ALLOC_STRUCT(STR, struct subgoal_trie_hash, _pages_sg_hash)
|
|
#define FREE_SUBGOAL_TRIE_HASH(STR) FREE_STRUCT(STR, struct subgoal_trie_hash, _pages_sg_hash)
|
|
|
|
#ifdef YAPOR
|
|
#define ALLOC_ANSWER_TRIE_NODE(STR) ALLOC_NEXT_STRUCT(LOCAL_next_free_ans_node, STR, struct answer_trie_node, _pages_ans_node)
|
|
#else
|
|
#define ALLOC_ANSWER_TRIE_NODE(STR) ALLOC_STRUCT(STR, struct answer_trie_node, _pages_ans_node)
|
|
#endif
|
|
#define FREE_ANSWER_TRIE_NODE(STR) FREE_STRUCT(STR, struct answer_trie_node, _pages_ans_node)
|
|
|
|
#define ALLOC_ANSWER_TRIE_HASH(STR) ALLOC_STRUCT(STR, struct answer_trie_hash, _pages_ans_hash)
|
|
#define FREE_ANSWER_TRIE_HASH(STR) FREE_STRUCT(STR, struct answer_trie_hash, _pages_ans_hash)
|
|
|
|
#define ALLOC_ANSWER_REF_NODE(STR) ALLOC_STRUCT(STR, struct answer_ref_node, _pages_ans_ref_node)
|
|
#define FREE_ANSWER_REF_NODE(STR) FREE_STRUCT(STR, struct answer_ref_node, _pages_ans_ref_node)
|
|
|
|
#define ALLOC_GLOBAL_TRIE_NODE(STR) ALLOC_STRUCT(STR, struct global_trie_node, _pages_gt_node)
|
|
#define FREE_GLOBAL_TRIE_NODE(STR) FREE_STRUCT(STR, struct global_trie_node, _pages_gt_node)
|
|
|
|
#define ALLOC_GLOBAL_TRIE_HASH(STR) ALLOC_STRUCT(STR, struct global_trie_hash, _pages_gt_hash)
|
|
#define FREE_GLOBAL_TRIE_HASH(STR) FREE_STRUCT(STR, struct global_trie_hash, _pages_gt_hash)
|
|
|
|
#define ALLOC_OR_FRAME(STR) ALLOC_STRUCT(STR, struct or_frame, _pages_or_fr)
|
|
#define FREE_OR_FRAME(STR) FREE_STRUCT(STR, struct or_frame, _pages_or_fr)
|
|
|
|
#define ALLOC_QG_SOLUTION_FRAME(STR) ALLOC_STRUCT(STR, struct query_goal_solution_frame, _pages_qg_sol_fr)
|
|
#define FREE_QG_SOLUTION_FRAME(STR) FREE_STRUCT(STR, struct query_goal_solution_frame, _pages_qg_sol_fr)
|
|
|
|
#define ALLOC_QG_ANSWER_FRAME(STR) ALLOC_STRUCT(STR, struct query_goal_answer_frame, _pages_qg_ans_fr)
|
|
#define FREE_QG_ANSWER_FRAME(STR) FREE_STRUCT(STR, struct query_goal_answer_frame, _pages_qg_ans_fr)
|
|
|
|
#define ALLOC_SUSPENSION_FRAME(STR) ALLOC_STRUCT(STR, struct suspension_frame, _pages_susp_fr)
|
|
#define FREE_SUSPENSION_FRAME(STR) FREE_BLOCK(SuspFr_global_start(STR)); \
|
|
FREE_STRUCT(STR, struct suspension_frame, _pages_susp_fr)
|
|
|
|
#define ALLOC_TG_SOLUTION_FRAME(STR) ALLOC_STRUCT(STR, struct table_subgoal_solution_frame, _pages_tg_sol_fr)
|
|
#define FREE_TG_SOLUTION_FRAME(STR) FREE_STRUCT(STR, struct table_subgoal_solution_frame, _pages_tg_sol_fr)
|
|
|
|
#define ALLOC_TG_ANSWER_FRAME(STR) ALLOC_STRUCT(STR, struct table_subgoal_answer_frame, _pages_tg_ans_fr)
|
|
#define FREE_TG_ANSWER_FRAME(STR) FREE_STRUCT(STR, struct table_subgoal_answer_frame, _pages_tg_ans_fr)
|
|
|
|
|
|
|
|
/************************************************************************
|
|
** 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 */
|
|
|
|
#ifdef OUTPUT_THREADS_TABLING
|
|
#define INFO_THREADS(MESSAGE, ARGS...) \
|
|
fprintf(LOCAL_thread_output, "[ " MESSAGE " ]\n", ##ARGS)
|
|
#define INFO_THREADS_MAIN_THREAD(MESSAGE, ARGS...) \
|
|
Sfprintf(Serror, "[ " MESSAGE " ]\n", ##ARGS)
|
|
#else
|
|
#define INFO_THREADS(MESG, ARGS...)
|
|
#define INFO_THREADS_MAIN_THREAD(MESSAGE, ARGS...)
|
|
#endif /* OUTPUT_THREADS_TABLING */
|