data structures for multithreading tabling
This commit is contained in:
Ricardo Rocha
parent
42211448c5
commit
65b73a8a09
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@ -13,107 +13,45 @@
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/************************************************************************
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/****************************************************************
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** General Configuration Parameters **
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** Configuration Parameters **
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************************************************************************/
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****************************************************************/
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/******************************************************************************************
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** use shared pages memory alloc scheme for OPTYap data structures? (optional) **
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******************************************************************************************/
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/* #define USE_PAGES_MALLOC 1 */
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/************************************************************************
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** Tabling Configuration Parameters **
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************************************************************************/
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/****************************
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/****************************
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** default sizes **
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** default sizes **
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****************************/
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****************************/
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#define MAX_TABLE_VARS 1000
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#define MAX_TABLE_VARS 1000
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#define TRIE_LOCK_BUCKETS 512
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/**********************************************************
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#define THREADS_FIRST_LEVEL_BUCKETS 16
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** trail freeze scheme (mandatory, define one) **
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#define THREADS_SECOND_LEVEL_BUCKETS (MAX_THREADS / THREADS_FIRST_LEVEL_BUCKETS) /* 64 (1024/16) */
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**********************************************************/
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#define TG_ANSWER_SLOTS 20
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#define BFZ_TRAIL_SCHEME 1
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/* #define BBREG_TRAIL_SCHEME 1 */
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/*********************************************************
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** support mode directed tabling ? (optional) **
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*********************************************************/
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#define MODE_DIRECTED_TABLING 1
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/****************************************************
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** support early completion ? (optional) **
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****************************************************/
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#define TABLING_EARLY_COMPLETION 1
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/******************************************************
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** support trie compact pairs ? (optional) **
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******************************************************/
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#define TRIE_COMPACT_PAIRS 1
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/************************************************************
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** support global trie for subterms ? (optional) **
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************************************************************/
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/* #define GLOBAL_TRIE_FOR_SUBTERMS 1 */
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/******************************************************
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** support incomplete tabling ? (optional) **
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******************************************************/
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/* #define INCOMPLETE_TABLING 1 */
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/******************************************************
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** limit the table space size ? (optional) **
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******************************************************/
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/* #define LIMIT_TABLING 1 */
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/*********************************************************
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** support deterministic tabling ? (optional) **
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*********************************************************/
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/* #define DETERMINISTIC_TABLING 1 */
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/*************************************************
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** enable error checking ? (optional) **
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*************************************************/
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/* #define DEBUG_TABLING 1 */
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/************************************************************************
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** YapOr Configuration Parameters **
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************************************************************************/
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/****************************
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** default sizes **
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****************************/
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#define MAX_LENGTH_ANSWER 1000
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#define MAX_LENGTH_ANSWER 1000
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#define MAX_BRANCH_DEPTH 1000
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#define MAX_BRANCH_DEPTH 1000
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#define MAX_BEST_TIMES 21
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/************************************************************
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/**********************************************************************
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** memory mapping scheme (mandatory, define one) **
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** memory mapping scheme for YapOr (mandatory, define one) **
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************************************************************/
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**********************************************************************/
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#define MMAP_MEMORY_MAPPING_SCHEME 1
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#define MMAP_MEMORY_MAPPING_SCHEME 1
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/* #define SHM_MEMORY_MAPPING_SCHEME 1 */
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/* #define SHM_MEMORY_MAPPING_SCHEME 1 */
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/*************************************************
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/****************************************************************
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** enable error checking ? (optional) **
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** use shared pages memory alloc scheme ? (optional) **
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*************************************************/
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****************************************************************/
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/* #define DEBUG_YAPOR 1 */
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/* #define USE_PAGES_MALLOC 1 */
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/**********************************************************************
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** trail freeze scheme for tabling (mandatory, define one) **
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**********************************************************************/
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#define BFZ_TRAIL_SCHEME 1
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/* #define BBREG_TRAIL_SCHEME 1 */
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/************************************************************************
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/************************************************************************
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** OPTYap Configuration Parameters **
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** multithreading design for tabling (mandatory, define one) **
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************************************************************************/
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************************************************************************/
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#define THREADS_NO_SHARING 1
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/****************************
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/* #define THREADS_SUBGOAL_SHARING 1 */
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** default sizes **
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/* #define THREADS_FULL_SHARING 1 */
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****************************/
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/* #define THREADS_CONSUMER_SHARING 1 */
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#define TG_ANSWER_SLOTS 20
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#define TRIE_LOCK_BUCKETS 512
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/*************************************************************************
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/*************************************************************************
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** tries locking scheme (mandatory, define one per trie type) **
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** tries locking scheme (mandatory, define one per trie type) **
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@ -154,26 +92,86 @@
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#define TRIE_LOCK_USING_NODE_FIELD 1
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#define TRIE_LOCK_USING_NODE_FIELD 1
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/* #define TRIE_LOCK_USING_GLOBAL_ARRAY 1 */
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/* #define TRIE_LOCK_USING_GLOBAL_ARRAY 1 */
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/*********************************************************
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** support mode directed tabling ? (optional) **
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*********************************************************/
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#define MODE_DIRECTED_TABLING 1
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/****************************************************************
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** support early completion for tabling ? (optional) **
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*****************************************************************/
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#define TABLING_EARLY_COMPLETION 1
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/******************************************************
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/******************************************************
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** support tabling inner cuts ? (optional) **
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** support trie compact pairs ? (optional) **
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******************************************************/
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******************************************************/
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#define TABLING_INNER_CUTS 1
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#define TRIE_COMPACT_PAIRS 1
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/************************************************************
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** support global trie for subterms ? (optional) **
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************************************************************/
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/* #define GLOBAL_TRIE_FOR_SUBTERMS 1 */
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/******************************************************
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** support incomplete tabling ? (optional) **
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******************************************************/
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/* #define INCOMPLETE_TABLING 1 */
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/******************************************************
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** limit the table space size ? (optional) **
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******************************************************/
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/* #define LIMIT_TABLING 1 */
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/*********************************************************
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/*********************************************************
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** use timestamps for suspension ? (optional) **
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** support deterministic tabling ? (optional) **
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*********************************************************/
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*********************************************************/
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/* #define DETERMINISTIC_TABLING 1 */
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/******************************************************************
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** support tabling inner cuts with OPTYap ? (optional) **
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******************************************************************/
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#define TABLING_INNER_CUTS 1
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/*********************************************************************
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** use timestamps for suspension with OPTYap ? (optional) **
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*********************************************************************/
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#define TIMESTAMP_CHECK 1
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#define TIMESTAMP_CHECK 1
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/*************************************************
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** enable error checking ? (optional) **
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*************************************************/
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/* #define DEBUG_TABLING 1 */
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/* #define DEBUG_YAPOR 1 */
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/**************************************************
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** enable output checking ? (optional) **
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**************************************************/
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/* #define OUTPUT_THREADS_TABLING 1 */
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/************************************************************************
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/************************************************************************
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** Parameter Checks **
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** Parameter Checks **
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************************************************************************/
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************************************************************************/
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#ifndef USE_PAGES_MALLOC
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#ifdef YAPOR
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#undef LIMIT_TABLING
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#ifdef i386 /* For i386 machines we use shared memory segments */
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#endif /* ! USE_PAGES_MALLOC */
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#undef MMAP_MEMORY_MAPPING_SCHEME
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#define SHM_MEMORY_MAPPING_SCHEME
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#endif
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#if !defined(MMAP_MEMORY_MAPPING_SCHEME) && !defined(SHM_MEMORY_MAPPING_SCHEME)
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#error Define a memory mapping scheme
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#endif
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#if defined(MMAP_MEMORY_MAPPING_SCHEME) && defined(SHM_MEMORY_MAPPING_SCHEME)
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#error Do not define multiple memory mapping schemes
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#endif
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#else /* ! YAPOR */
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#undef MMAP_MEMORY_MAPPING_SCHEME
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#undef SHM_MEMORY_MAPPING_SCHEME
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#undef DEBUG_YAPOR
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#endif /* YAPOR */
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#ifdef TABLING
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#ifdef TABLING
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#if !defined(BFZ_TRAIL_SCHEME) && !defined(BBREG_TRAIL_SCHEME)
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#if !defined(BFZ_TRAIL_SCHEME) && !defined(BBREG_TRAIL_SCHEME)
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#undef DEBUG_TABLING
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#undef DEBUG_TABLING
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#endif /* TABLING */
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#endif /* TABLING */
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#if defined(TABLING) && (defined(YAPOR) || defined(THREADS))
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#ifdef YAPOR
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#ifdef i386 /* For i386 machines we use shared memory segments */
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#undef MMAP_MEMORY_MAPPING_SCHEME
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#define SHM_MEMORY_MAPPING_SCHEME
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#endif
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#if !defined(MMAP_MEMORY_MAPPING_SCHEME) && !defined(SHM_MEMORY_MAPPING_SCHEME)
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#error Define a memory mapping scheme
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#endif
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#if defined(MMAP_MEMORY_MAPPING_SCHEME) && defined(SHM_MEMORY_MAPPING_SCHEME)
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#error Do not define multiple memory mapping schemes
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#endif
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#undef LIMIT_TABLING
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#else /* ! YAPOR */
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#undef MMAP_MEMORY_MAPPING_SCHEME
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#undef SHM_MEMORY_MAPPING_SCHEME
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#undef DEBUG_YAPOR
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#endif /* YAPOR */
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#if defined(YAPOR) && defined(TABLING)
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/* SUBGOAL_TRIE_LOCK_LEVEL */
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/* SUBGOAL_TRIE_LOCK_LEVEL */
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#if !defined(SUBGOAL_TRIE_LOCK_AT_ENTRY_LEVEL) && !defined(SUBGOAL_TRIE_LOCK_AT_NODE_LEVEL) && !defined(SUBGOAL_TRIE_LOCK_AT_WRITE_LEVEL)
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#if !defined(SUBGOAL_TRIE_LOCK_AT_ENTRY_LEVEL) && !defined(SUBGOAL_TRIE_LOCK_AT_NODE_LEVEL) && !defined(SUBGOAL_TRIE_LOCK_AT_WRITE_LEVEL)
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#error Define a subgoal trie lock scheme
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#error Define a subgoal trie lock scheme
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#ifndef GLOBAL_TRIE_LOCK_AT_WRITE_LEVEL
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#ifndef GLOBAL_TRIE_LOCK_AT_WRITE_LEVEL
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#undef GLOBAL_TRIE_ALLOC_BEFORE_CHECK
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#undef GLOBAL_TRIE_ALLOC_BEFORE_CHECK
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#endif
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#endif
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/* TRIE_LOCK_USING_NODE_FIELD / TRIE_LOCK_USING_GLOBAL_ARRAY */
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/* TRIE_LOCK_USING */
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#if !defined(TRIE_LOCK_USING_NODE_FIELD) && !defined(TRIE_LOCK_USING_GLOBAL_ARRAY)
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#if !defined(TRIE_LOCK_USING_NODE_FIELD) && !defined(TRIE_LOCK_USING_GLOBAL_ARRAY)
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#error Define a trie lock data structure
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#error Define a trie lock data structure
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#endif
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#endif
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#if defined(TRIE_LOCK_USING_NODE_FIELD) && defined(TRIE_LOCK_USING_GLOBAL_ARRAY)
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#if defined(TRIE_LOCK_USING_NODE_FIELD) && defined(TRIE_LOCK_USING_GLOBAL_ARRAY)
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#error Do not define multiple trie lock data structures
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#error Do not define multiple trie lock data structures
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#endif
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#endif
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#else /* ! TABLING || (! YAPOR && ! THREADS) */
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#undef SUBGOAL_TRIE_LOCK_AT_ENTRY_LEVEL
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#undef SUBGOAL_TRIE_LOCK_AT_NODE_LEVEL
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#undef SUBGOAL_TRIE_LOCK_AT_WRITE_LEVEL
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#undef SUBGOAL_TRIE_ALLOC_BEFORE_CHECK
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#undef ANSWER_TRIE_LOCK_AT_ENTRY_LEVEL
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#undef ANSWER_TRIE_LOCK_AT_NODE_LEVEL
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#undef ANSWER_TRIE_LOCK_AT_WRITE_LEVEL
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#undef ANSWER_TRIE_ALLOC_BEFORE_CHECK
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#undef GLOBAL_TRIE_LOCK_AT_NODE_LEVEL
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#undef GLOBAL_TRIE_LOCK_AT_WRITE_LEVEL
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#undef GLOBAL_TRIE_ALLOC_BEFORE_CHECK
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#undef TRIE_LOCK_USING_NODE_FIELD
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#undef TRIE_LOCK_USING_GLOBAL_ARRAY
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#endif /* TABLING && (YAPOR || THREADS) */
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#if defined(TABLING) && defined(THREADS)
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#if !defined(THREADS_NO_SHARING) && !defined(THREADS_SUBGOAL_SHARING) && !defined(THREADS_FULL_SHARING) && !defined(THREADS_CONSUMER_SHARING)
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#error Define a multithreading table design
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#endif
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#if defined(THREADS_NO_SHARING) && defined(THREADS_SUBGOAL_SHARING)
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#error Do not define multiple multithreading table designs
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#endif
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#if defined(THREADS_NO_SHARING) && defined(THREADS_FULL_SHARING)
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#error Do not define multiple multithreading table designs
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#endif
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#if defined(THREADS_NO_SHARING) && defined(THREADS_CONSUMER_SHARING)
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#error Do not define multiple multithreading table designs
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#endif
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#if defined(THREADS_SUBGOAL_SHARING) && defined(THREADS_FULL_SHARING)
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#error Do not define multiple multithreading table designs
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#endif
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#if defined(THREADS_SUBGOAL_SHARING) && defined(THREADS_CONSUMER_SHARING)
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#error Do not define multiple multithreading table designs
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#endif
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#if defined(THREADS_FULL_SHARING) && defined(THREADS_CONSUMER_SHARING)
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#error Do not define multiple multithreading table designs
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#endif
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#ifdef THREADS_NO_SHARING
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#undef SUBGOAL_TRIE_LOCK_AT_ENTRY_LEVEL
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#undef SUBGOAL_TRIE_LOCK_AT_NODE_LEVEL
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#undef SUBGOAL_TRIE_LOCK_AT_WRITE_LEVEL
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#undef SUBGOAL_TRIE_ALLOC_BEFORE_CHECK
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#endif
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#if defined(THREADS_NO_SHARING) || defined(THREADS_SUBGOAL_SHARING)
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#undef ANSWER_TRIE_LOCK_AT_ENTRY_LEVEL
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#undef ANSWER_TRIE_LOCK_AT_NODE_LEVEL
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#undef ANSWER_TRIE_LOCK_AT_WRITE_LEVEL
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#undef ANSWER_TRIE_ALLOC_BEFORE_CHECK
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#endif
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#else /* ! TABLING || ! THREADS */
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#undef THREADS_NO_SHARING
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#undef THREADS_SUBGOAL_SHARING
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#undef THREADS_FULL_SHARING
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#undef THREADS_CONSUMER_SHARING
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#endif /* TABLING && THREADS */
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#ifdef TRIE_LOCK_USING_NODE_FIELD
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#ifdef TRIE_LOCK_USING_NODE_FIELD
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#if defined(SUBGOAL_TRIE_LOCK_AT_NODE_LEVEL) || defined(SUBGOAL_TRIE_LOCK_AT_WRITE_LEVEL)
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#if defined(SUBGOAL_TRIE_LOCK_AT_NODE_LEVEL) || defined(SUBGOAL_TRIE_LOCK_AT_WRITE_LEVEL)
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#define SUBGOAL_TRIE_LOCK_USING_NODE_FIELD 1
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#define SUBGOAL_TRIE_LOCK_USING_NODE_FIELD 1
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#define GLOBAL_TRIE_LOCK_USING_GLOBAL_ARRAY 1
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#define GLOBAL_TRIE_LOCK_USING_GLOBAL_ARRAY 1
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#endif
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#endif
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#endif
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#endif
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#else /* ! TABLING || ! YAPOR */
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#undef SUBGOAL_TRIE_LOCK_AT_ENTRY_LEVEL
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#if !defined(TABLING) || !defined(YAPOR)
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#undef SUBGOAL_TRIE_LOCK_AT_NODE_LEVEL
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#undef SUBGOAL_TRIE_LOCK_AT_WRITE_LEVEL
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#undef SUBGOAL_TRIE_ALLOC_BEFORE_CHECK
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#undef ANSWER_TRIE_LOCK_AT_ENTRY_LEVEL
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#undef ANSWER_TRIE_LOCK_AT_NODE_LEVEL
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#undef ANSWER_TRIE_LOCK_AT_WRITE_LEVEL
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#undef ANSWER_TRIE_ALLOC_BEFORE_CHECK
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#undef GLOBAL_TRIE_LOCK_AT_NODE_LEVEL
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#undef GLOBAL_TRIE_LOCK_AT_WRITE_LEVEL
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#undef GLOBAL_TRIE_ALLOC_BEFORE_CHECK
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#undef TRIE_LOCK_USING_NODE_FIELD
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#undef TRIE_LOCK_USING_GLOBAL_ARRAY
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#undef TABLING_INNER_CUTS
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#undef TABLING_INNER_CUTS
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#undef TIMESTAMP_CHECK
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#undef TIMESTAMP_CHECK
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#endif /* YAPOR && TABLING */
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#endif
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#if defined(TABLING) && defined(THREADS)
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#if THREADS_FIRST_LEVEL_BUCKETS > THREADS_SECOND_LEVEL_BUCKETS
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#error THREADS_FIRST_LEVEL_BUCKETS cannot exceed THREADS_SECOND_LEVEL_BUCKETS
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#endif
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#else
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#undef OUTPUT_THREADS_TABLING
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#endif
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|
||||||
#if defined(DEBUG_YAPOR) && defined(DEBUG_TABLING)
|
#if defined(DEBUG_YAPOR) && defined(DEBUG_TABLING)
|
||||||
#define DEBUG_OPTYAP
|
#define DEBUG_OPTYAP
|
||||||
#endif /* DEBUG_YAPOR && DEBUG_TABLING */
|
#endif
|
||||||
|
|
||||||
|
#if defined(LIMIT_TABLING) && !defined(USE_PAGES_MALLOC)
|
||||||
|
#error LIMIT_TABLING requires USE_PAGES_MALLOC
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#if defined(YAPOR) || defined(THREADS)
|
||||||
|
#undef MODE_DIRECTED_TABLING
|
||||||
|
#undef TABLING_EARLY_COMPLETION
|
||||||
|
#undef INCOMPLETE_TABLING
|
||||||
|
#undef LIMIT_TABLING
|
||||||
|
#undef DETERMINISTIC_TABLING
|
||||||
|
#endif
|
||||||
|
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -219,7 +219,7 @@ void Yap_init_root_frames(void) {
|
||||||
#ifdef TABLING
|
#ifdef TABLING
|
||||||
/* root dependency frame */
|
/* root dependency frame */
|
||||||
#ifdef YAPOR
|
#ifdef YAPOR
|
||||||
DepFr_cons_cp(GLOBAL_root_dep_fr) = B;
|
DepFr_cons_cp(GLOBAL_root_dep_fr) = B; /* with YAPOR, at that point, LOCAL_top_dep_fr shouldn't be the same as GLOBAL_root_dep_fr ? */
|
||||||
#else
|
#else
|
||||||
DepFr_cons_cp(LOCAL_top_dep_fr) = B;
|
DepFr_cons_cp(LOCAL_top_dep_fr) = B;
|
||||||
#endif /* YAPOR */
|
#endif /* YAPOR */
|
||||||
|
|
|
||||||
|
|
@ -78,10 +78,10 @@ typedef struct page_header {
|
||||||
***************************/
|
***************************/
|
||||||
|
|
||||||
struct pages {
|
struct pages {
|
||||||
#ifdef USE_PAGES_MALLOC
|
#if defined(YAPOR) || defined(THREADS)
|
||||||
#ifdef YAPOR
|
|
||||||
lockvar lock;
|
lockvar lock;
|
||||||
#endif /* YAPOR */
|
#endif /* YAPOR || THREADS */
|
||||||
|
#ifdef USE_PAGES_MALLOC
|
||||||
int structs_per_page;
|
int structs_per_page;
|
||||||
struct page_header *first_free_page;
|
struct page_header *first_free_page;
|
||||||
volatile long pages_allocated;
|
volatile long pages_allocated;
|
||||||
|
|
@ -127,6 +127,12 @@ struct global_pages {
|
||||||
struct pages answer_trie_hash_pages;
|
struct pages answer_trie_hash_pages;
|
||||||
struct pages global_trie_hash_pages;
|
struct pages global_trie_hash_pages;
|
||||||
#endif /* TABLING */
|
#endif /* TABLING */
|
||||||
|
#if defined(THREADS_FULL_SHARING) || defined(THREADS_CONSUMER_SHARING)
|
||||||
|
struct pages subgoal_entry_pages;
|
||||||
|
#endif /* THREADS_FULL_SHARING || THREADS_CONSUMER_SHARING */
|
||||||
|
#ifdef THREADS_FULL_SHARING
|
||||||
|
struct pages answer_ref_node_pages;
|
||||||
|
#endif /* THREADS_FULL_SHARING */
|
||||||
#if defined(YAPOR) && defined(TABLING)
|
#if defined(YAPOR) && defined(TABLING)
|
||||||
struct pages suspension_frame_pages;
|
struct pages suspension_frame_pages;
|
||||||
#endif /* YAPOR && TABLING */
|
#endif /* YAPOR && TABLING */
|
||||||
|
|
@ -158,6 +164,30 @@ struct global_optyap_locks {
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
/***************************************
|
||||||
|
** threads_dependency_frame **
|
||||||
|
***************************************/
|
||||||
|
|
||||||
|
#ifdef THREADS_CONSUMER_SHARING
|
||||||
|
struct threads_dependency_frame {
|
||||||
|
lockvar lock;
|
||||||
|
enum {
|
||||||
|
working,
|
||||||
|
idle,
|
||||||
|
completing
|
||||||
|
} state;
|
||||||
|
int terminator;
|
||||||
|
int next;
|
||||||
|
};
|
||||||
|
#endif /* THREADS_CONSUMER_SHARING */
|
||||||
|
|
||||||
|
#define ThDepFr_lock(X) ((X).lock)
|
||||||
|
#define ThDepFr_state(X) ((X).state)
|
||||||
|
#define ThDepFr_terminator(X) ((X).terminator)
|
||||||
|
#define ThDepFr_next(X) ((X).next)
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
/*********************************
|
/*********************************
|
||||||
* Struct global_optyap_data **
|
* Struct global_optyap_data **
|
||||||
*********************************/
|
*********************************/
|
||||||
|
|
@ -212,6 +242,9 @@ struct global_optyap_data {
|
||||||
#ifdef YAPOR
|
#ifdef YAPOR
|
||||||
struct dependency_frame *root_dependency_frame;
|
struct dependency_frame *root_dependency_frame;
|
||||||
#endif /* YAPOR */
|
#endif /* YAPOR */
|
||||||
|
#ifdef THREADS_CONSUMER_SHARING
|
||||||
|
struct threads_dependency_frame threads_dependency_frame[MAX_THREADS];
|
||||||
|
#endif /*THREADS_CONSUMER_SHARING*/
|
||||||
CELL table_var_enumerator[MAX_TABLE_VARS];
|
CELL table_var_enumerator[MAX_TABLE_VARS];
|
||||||
#ifdef TRIE_LOCK_USING_GLOBAL_ARRAY
|
#ifdef TRIE_LOCK_USING_GLOBAL_ARRAY
|
||||||
lockvar trie_locks[TRIE_LOCK_BUCKETS];
|
lockvar trie_locks[TRIE_LOCK_BUCKETS];
|
||||||
|
|
@ -238,6 +271,8 @@ struct global_optyap_data {
|
||||||
#define GLOBAL_pages_sg_hash (GLOBAL_optyap_data.pages.subgoal_trie_hash_pages)
|
#define GLOBAL_pages_sg_hash (GLOBAL_optyap_data.pages.subgoal_trie_hash_pages)
|
||||||
#define GLOBAL_pages_ans_hash (GLOBAL_optyap_data.pages.answer_trie_hash_pages)
|
#define GLOBAL_pages_ans_hash (GLOBAL_optyap_data.pages.answer_trie_hash_pages)
|
||||||
#define GLOBAL_pages_gt_hash (GLOBAL_optyap_data.pages.global_trie_hash_pages)
|
#define GLOBAL_pages_gt_hash (GLOBAL_optyap_data.pages.global_trie_hash_pages)
|
||||||
|
#define GLOBAL_pages_sg_ent (GLOBAL_optyap_data.pages.subgoal_entry_pages)
|
||||||
|
#define GLOBAL_pages_ans_ref (GLOBAL_optyap_data.pages.answer_ref_node_pages)
|
||||||
#define GLOBAL_pages_susp_fr (GLOBAL_optyap_data.pages.suspension_frame_pages)
|
#define GLOBAL_pages_susp_fr (GLOBAL_optyap_data.pages.suspension_frame_pages)
|
||||||
#define GLOBAL_scheduler_loop (GLOBAL_optyap_data.scheduler_loop)
|
#define GLOBAL_scheduler_loop (GLOBAL_optyap_data.scheduler_loop)
|
||||||
#define GLOBAL_delayed_release_load (GLOBAL_optyap_data.delayed_release_load)
|
#define GLOBAL_delayed_release_load (GLOBAL_optyap_data.delayed_release_load)
|
||||||
|
|
@ -280,6 +315,7 @@ struct global_optyap_data {
|
||||||
#define GLOBAL_last_sg_fr (GLOBAL_optyap_data.last_subgoal_frame)
|
#define GLOBAL_last_sg_fr (GLOBAL_optyap_data.last_subgoal_frame)
|
||||||
#define GLOBAL_check_sg_fr (GLOBAL_optyap_data.check_subgoal_frame)
|
#define GLOBAL_check_sg_fr (GLOBAL_optyap_data.check_subgoal_frame)
|
||||||
#define GLOBAL_root_dep_fr (GLOBAL_optyap_data.root_dependency_frame)
|
#define GLOBAL_root_dep_fr (GLOBAL_optyap_data.root_dependency_frame)
|
||||||
|
#define GLOBAL_th_dep_fr(wid) (GLOBAL_optyap_data.threads_dependency_frame[wid])
|
||||||
#define GLOBAL_table_var_enumerator(index) (GLOBAL_optyap_data.table_var_enumerator[index])
|
#define GLOBAL_table_var_enumerator(index) (GLOBAL_optyap_data.table_var_enumerator[index])
|
||||||
#define GLOBAL_table_var_enumerator_addr(index) (GLOBAL_optyap_data.table_var_enumerator + (index))
|
#define GLOBAL_table_var_enumerator_addr(index) (GLOBAL_optyap_data.table_var_enumerator + (index))
|
||||||
#define GLOBAL_trie_locks(index) (GLOBAL_optyap_data.trie_locks[index])
|
#define GLOBAL_trie_locks(index) (GLOBAL_optyap_data.trie_locks[index])
|
||||||
|
|
|
||||||
|
|
@ -88,6 +88,7 @@ static inline tg_sol_fr_ptr CUT_prune_tg_solution_frames(tg_sol_fr_ptr, int);
|
||||||
** Tabling defines **
|
** Tabling defines **
|
||||||
******************************/
|
******************************/
|
||||||
|
|
||||||
|
/* traverse macros */
|
||||||
#define SHOW_MODE_STRUCTURE 0
|
#define SHOW_MODE_STRUCTURE 0
|
||||||
#define SHOW_MODE_STATISTICS 1
|
#define SHOW_MODE_STATISTICS 1
|
||||||
#define TRAVERSE_MODE_NORMAL 0
|
#define TRAVERSE_MODE_NORMAL 0
|
||||||
|
|
@ -135,6 +136,24 @@ static inline tg_sol_fr_ptr CUT_prune_tg_solution_frames(tg_sol_fr_ptr, int);
|
||||||
#define CompactPairEndList AbsPair((Term *) (2*(LowTagBits + 1)))
|
#define CompactPairEndList AbsPair((Term *) (2*(LowTagBits + 1)))
|
||||||
#endif /* TRIE_COMPACT_PAIRS */
|
#endif /* TRIE_COMPACT_PAIRS */
|
||||||
|
|
||||||
|
/* threads */
|
||||||
|
#if (_trie_retry_gterm - _trie_do_var + 1) + 1 <= 64 /* 60 (trie instructions) + 1 (ANSWER_TRIE_HASH_MARK) <= 64 */
|
||||||
|
#define ANSWER_LEAF_NODE_INSTR_BITS 6 /* 2^6 = 64 */
|
||||||
|
#define ANSWER_LEAF_NODE_INSTR_MASK 0x3F
|
||||||
|
#endif
|
||||||
|
#if SIZEOF_INT_P == 4
|
||||||
|
#define ANSWER_LEAF_NODE_MAX_THREADS (32 - ANSWER_LEAF_NODE_INSTR_BITS)
|
||||||
|
#elif SIZEOF_INT_P == 8
|
||||||
|
#define ANSWER_LEAF_NODE_MAX_THREADS (64 - ANSWER_LEAF_NODE_INSTR_BITS)
|
||||||
|
#else
|
||||||
|
#define ANSWER_LEAF_NODE_MAX_THREADS OOOOPPS!!! Unknown Pointer Sizeof
|
||||||
|
#endif /* SIZEOF_INT_P */
|
||||||
|
#define ANSWER_LEAF_NODE_INSTR_RELATIVE(NODE) TrNode_instr(NODE) = TrNode_instr(NODE) - _trie_do_var + 1
|
||||||
|
#define ANSWER_LEAF_NODE_INSTR_ABSOLUTE(NODE) TrNode_instr(NODE) = (TrNode_instr(NODE) & ANSWER_LEAF_NODE_INSTR_MASK) + _trie_do_var - 1
|
||||||
|
#define ANSWER_LEAF_NODE_SET_WID(NODE,WID) BITMAP_insert(TrNode_instr(NODE), WID + ANSWER_LEAF_NODE_INSTR_BITS)
|
||||||
|
#define ANSWER_LEAF_NODE_DEL_WID(NODE,WID) BITMAP_delete(TrNode_instr(NODE), WID + ANSWER_LEAF_NODE_INSTR_BITS)
|
||||||
|
#define ANSWER_LEAF_NODE_CHECK_WID(NODE,WID) BITMAP_member(TrNode_instr(NODE), WID + ANSWER_LEAF_NODE_INSTR_BITS)
|
||||||
|
|
||||||
/* choice points */
|
/* choice points */
|
||||||
#define NORM_CP(CP) ((choiceptr)(CP))
|
#define NORM_CP(CP) ((choiceptr)(CP))
|
||||||
#define GEN_CP(CP) ((struct generator_choicept *)(CP))
|
#define GEN_CP(CP) ((struct generator_choicept *)(CP))
|
||||||
|
|
|
||||||
|
|
@ -31,7 +31,11 @@ typedef struct table_entry {
|
||||||
#ifdef MODE_DIRECTED_TABLING
|
#ifdef MODE_DIRECTED_TABLING
|
||||||
int* mode_directed_array;
|
int* mode_directed_array;
|
||||||
#endif /*MODE_DIRECTED_TABLING*/
|
#endif /*MODE_DIRECTED_TABLING*/
|
||||||
|
#ifdef THREADS_NO_SHARING
|
||||||
|
struct subgoal_trie_node *subgoal_trie[THREADS_FIRST_LEVEL_BUCKETS];
|
||||||
|
#else
|
||||||
struct subgoal_trie_node *subgoal_trie;
|
struct subgoal_trie_node *subgoal_trie;
|
||||||
|
#endif /*THREADS_NO_SHARING */
|
||||||
struct subgoal_trie_hash *hash_chain;
|
struct subgoal_trie_hash *hash_chain;
|
||||||
struct table_entry *next;
|
struct table_entry *next;
|
||||||
} *tab_ent_ptr;
|
} *tab_ent_ptr;
|
||||||
|
|
@ -43,7 +47,12 @@ typedef struct table_entry {
|
||||||
#define TabEnt_flags(X) ((X)->pred_flags)
|
#define TabEnt_flags(X) ((X)->pred_flags)
|
||||||
#define TabEnt_mode(X) ((X)->execution_mode)
|
#define TabEnt_mode(X) ((X)->execution_mode)
|
||||||
#define TabEnt_mode_directed(X) ((X)->mode_directed_array)
|
#define TabEnt_mode_directed(X) ((X)->mode_directed_array)
|
||||||
|
#ifdef THREADS_NO_SHARING
|
||||||
|
#define TabEnt_subgoal_trie(X) ((X)->subgoal_trie[worker_id])
|
||||||
|
#define TabEnt_subgoal_trie(X,I) ((X)->subgoal_trie[I])
|
||||||
|
#else
|
||||||
#define TabEnt_subgoal_trie(X) ((X)->subgoal_trie)
|
#define TabEnt_subgoal_trie(X) ((X)->subgoal_trie)
|
||||||
|
#endif /*THREADS_NO_SHARING */
|
||||||
#define TabEnt_hash_chain(X) ((X)->hash_chain)
|
#define TabEnt_hash_chain(X) ((X)->hash_chain)
|
||||||
#define TabEnt_next(X) ((X)->next)
|
#define TabEnt_next(X) ((X)->next)
|
||||||
|
|
||||||
|
|
@ -148,6 +157,24 @@ typedef struct global_trie_hash {
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
/******************************
|
||||||
|
** answer_ref_node **
|
||||||
|
******************************/
|
||||||
|
|
||||||
|
#ifdef THREADS_FULL_SHARING
|
||||||
|
typedef struct answer_ref_node {
|
||||||
|
struct answer_trie_node *ans_node;
|
||||||
|
struct answer_ref_node *next;
|
||||||
|
struct answer_ref_node *previous;
|
||||||
|
} *ans_ref_ptr;
|
||||||
|
#endif /* THREADS_FULL_SHARING */
|
||||||
|
|
||||||
|
#define RefNode_answer(X) ((X)->ans_node)
|
||||||
|
#define RefNode_next(X) ((X)->next)
|
||||||
|
#define RefNode_previous(X) ((X)->previous)
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
/************************************************************************
|
/************************************************************************
|
||||||
** Execution Data Structures **
|
** Execution Data Structures **
|
||||||
************************************************************************/
|
************************************************************************/
|
||||||
|
|
@ -193,29 +220,32 @@ struct loader_choicept {
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
/*********************************
|
||||||
|
** subgoal_state_flag **
|
||||||
|
*********************************/
|
||||||
|
|
||||||
|
typedef enum { /* do not change order !!! */
|
||||||
|
incomplete = 0, /* INCOMPLETE_TABLING */
|
||||||
|
ready_external = 1, /* THREADS_CONSUMER_SHARING */
|
||||||
|
ready = 2,
|
||||||
|
evaluating = 3,
|
||||||
|
complete = 4,
|
||||||
|
complete_in_use = 5, /* LIMIT_TABLING */
|
||||||
|
compiled = 6,
|
||||||
|
compiled_in_use = 7 /* LIMIT_TABLING */
|
||||||
|
} subgoal_state_flag;
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
/****************************
|
/****************************
|
||||||
** subgoal_frame **
|
** subgoal_entry **
|
||||||
****************************/
|
****************************/
|
||||||
|
|
||||||
typedef struct subgoal_frame {
|
typedef struct subgoal_entry {
|
||||||
#if defined(YAPOR) || defined(THREADS)
|
#if defined(YAPOR) || defined(THREADS_FULL_SHARING) || defined(THREADS_CONSUMER_SHARING)
|
||||||
lockvar lock;
|
lockvar lock;
|
||||||
#endif /* YAPOR || THREADS */
|
#endif /* YAPOR || THREADS_FULL_SHARING || THREADS_CONSUMER_SHARING */
|
||||||
#ifdef YAPOR
|
|
||||||
int generator_worker;
|
|
||||||
struct or_frame *top_or_frame_on_generator_branch;
|
|
||||||
#endif /* YAPOR */
|
|
||||||
yamop *code_of_subgoal;
|
yamop *code_of_subgoal;
|
||||||
enum { /* do not change order !!! */
|
|
||||||
incomplete = 0, /* INCOMPLETE_TABLING */
|
|
||||||
ready = 1,
|
|
||||||
evaluating = 2,
|
|
||||||
complete = 3,
|
|
||||||
complete_in_use = 4, /* LIMIT_TABLING */
|
|
||||||
compiled = 5,
|
|
||||||
compiled_in_use = 6 /* LIMIT_TABLING */
|
|
||||||
} state_flag;
|
|
||||||
choiceptr generator_choice_point;
|
|
||||||
struct answer_trie_hash *hash_chain;
|
struct answer_trie_hash *hash_chain;
|
||||||
struct answer_trie_node *answer_trie;
|
struct answer_trie_node *answer_trie;
|
||||||
struct answer_trie_node *first_answer;
|
struct answer_trie_node *first_answer;
|
||||||
|
|
@ -223,61 +253,130 @@ typedef struct subgoal_frame {
|
||||||
#ifdef MODE_DIRECTED_TABLING
|
#ifdef MODE_DIRECTED_TABLING
|
||||||
int* mode_directed_array;
|
int* mode_directed_array;
|
||||||
struct answer_trie_node *invalid_chain;
|
struct answer_trie_node *invalid_chain;
|
||||||
#endif /*MODE_DIRECTED_TABLING*/
|
#endif /* MODE_DIRECTED_TABLING */
|
||||||
#ifdef INCOMPLETE_TABLING
|
#ifdef INCOMPLETE_TABLING
|
||||||
struct answer_trie_node *try_answer;
|
struct answer_trie_node *try_answer;
|
||||||
#endif /* INCOMPLETE_TABLING */
|
#endif /* INCOMPLETE_TABLING */
|
||||||
#ifdef LIMIT_TABLING
|
#ifdef LIMIT_TABLING
|
||||||
struct subgoal_frame *previous;
|
struct subgoal_frame *previous;
|
||||||
#endif /* LIMIT_TABLING */
|
#endif /* LIMIT_TABLING */
|
||||||
|
#ifdef YAPOR
|
||||||
|
struct or_frame *top_or_frame_on_generator_branch;
|
||||||
|
#endif /* YAPOR */
|
||||||
|
#if defined(YAPOR) || defined(THREADS_CONSUMER_SHARING)
|
||||||
|
int generator_worker;
|
||||||
|
#endif /* YAPOR || THREADS_CONSUMER_SHARING */
|
||||||
|
#if defined(THREADS_FULL_SHARING) || defined(THREADS_CONSUMER_SHARING)
|
||||||
|
subgoal_state_flag state_flag;
|
||||||
|
int active_workers;
|
||||||
|
struct subgoal_frame *subgoal_frame[THREADS_FIRST_LEVEL_BUCKETS];
|
||||||
|
#endif /* THREADS_FULL_SHARING || THREADS_CONSUMER_SHARING */
|
||||||
|
}* sg_ent_ptr;
|
||||||
|
|
||||||
|
#define SgEnt_lock(X) ((X)->lock)
|
||||||
|
#define SgEnt_code(X) ((X)->code_of_subgoal)
|
||||||
|
#define SgEnt_tab_ent(X) (((X)->code_of_subgoal)->u.Otapl.te)
|
||||||
|
#define SgEnt_arity(X) (((X)->code_of_subgoal)->u.Otapl.s)
|
||||||
|
#define SgEnt_hash_chain(X) ((X)->hash_chain)
|
||||||
|
#define SgEnt_answer_trie(X) ((X)->answer_trie)
|
||||||
|
#define SgEnt_first_answer(X) ((X)->first_answer)
|
||||||
|
#define SgEnt_last_answer(X) ((X)->last_answer)
|
||||||
|
#define SgEnt_mode_directed(X) ((X)->mode_directed_array)
|
||||||
|
#define SgEnt_invalid_chain(X) ((X)->invalid_chain)
|
||||||
|
#define SgEnt_try_answer(X) ((X)->try_answer)
|
||||||
|
#define SgEnt_previous(X) ((X)->previous)
|
||||||
|
#define SgEnt_gen_top_or_fr(X) ((X)->top_or_frame_on_generator_branch)
|
||||||
|
#define SgEnt_gen_worker(X) ((X)->generator_worker)
|
||||||
|
#define SgEnt_sg_ent_state(X) ((X)->state_flag)
|
||||||
|
#define SgEnt_active_workers(X) ((X)->active_workers)
|
||||||
|
#define SgEnt_sg_fr(X,I) ((X)->subgoal_frame[I])
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
/****************************
|
||||||
|
** subgoal_frame **
|
||||||
|
****************************/
|
||||||
|
|
||||||
|
typedef struct subgoal_frame {
|
||||||
|
#ifdef THREADS
|
||||||
|
#if defined(THREADS_FULL_SHARING) || defined(THREADS_CONSUMER_SHARING)
|
||||||
|
struct subgoal_entry *subgoal_entry;
|
||||||
|
#endif /* THREADS_FULL_SHARING || THREADS_CONSUMER_SHARING */
|
||||||
|
#ifdef THREADS_FULL_SHARING
|
||||||
|
struct answer_trie_node *batched_last_answer;
|
||||||
|
struct answer_ref_node *batched_cached_answers;
|
||||||
|
#endif /* THREADS_FULL_SHARING */
|
||||||
|
#else
|
||||||
|
struct subgoal_entry subgoal_entry;
|
||||||
|
#endif /* THREADS */
|
||||||
|
subgoal_state_flag state_flag;
|
||||||
|
choiceptr generator_choice_point;
|
||||||
struct subgoal_frame *next;
|
struct subgoal_frame *next;
|
||||||
} *sg_fr_ptr;
|
} *sg_fr_ptr;
|
||||||
|
|
||||||
#define SgFr_lock(X) ((X)->lock)
|
/* subgoal_entry fields */
|
||||||
#define SgFr_gen_worker(X) ((X)->generator_worker)
|
#ifdef THREADS
|
||||||
#define SgFr_gen_top_or_fr(X) ((X)->top_or_frame_on_generator_branch)
|
#define SUBGOAL_ENTRY(X) SgFr_subgoal_entry(X)->
|
||||||
#define SgFr_code(X) ((X)->code_of_subgoal)
|
#else
|
||||||
#define SgFr_tab_ent(X) (((X)->code_of_subgoal)->u.Otapl.te)
|
#define SUBGOAL_ENTRY(X) (X)->subgoal_entry.
|
||||||
#define SgFr_arity(X) (((X)->code_of_subgoal)->u.Otapl.s)
|
#endif /* THREADS */
|
||||||
|
#define SgFr_lock(X) (SUBGOAL_ENTRY(X) lock)
|
||||||
|
#define SgFr_code(X) (SUBGOAL_ENTRY(X) code_of_subgoal)
|
||||||
|
#define SgFr_tab_ent(X) ((SUBGOAL_ENTRY(X) code_of_subgoal)->u.Otapl.te)
|
||||||
|
#define SgFr_arity(X) ((SUBGOAL_ENTRY(X) code_of_subgoal)->u.Otapl.s)
|
||||||
|
#define SgFr_hash_chain(X) (SUBGOAL_ENTRY(X) hash_chain)
|
||||||
|
#define SgFr_answer_trie(X) (SUBGOAL_ENTRY(X) answer_trie)
|
||||||
|
#define SgFr_first_answer(X) (SUBGOAL_ENTRY(X) first_answer)
|
||||||
|
#define SgFr_last_answer(X) (SUBGOAL_ENTRY(X) last_answer)
|
||||||
|
#define SgFr_mode_directed(X) (SUBGOAL_ENTRY(X) mode_directed_array)
|
||||||
|
#define SgFr_invalid_chain(X) (SUBGOAL_ENTRY(X) invalid_chain)
|
||||||
|
#define SgFr_try_answer(X) (SUBGOAL_ENTRY(X) try_answer)
|
||||||
|
#define SgFr_previous(X) (SUBGOAL_ENTRY(X) previous)
|
||||||
|
#define SgFr_gen_top_or_fr(X) (SUBGOAL_ENTRY(X) top_or_frame_on_generator_branch)
|
||||||
|
#define SgFr_gen_worker(X) (SUBGOAL_ENTRY(X) generator_worker)
|
||||||
|
#define SgFr_sg_ent_state(X) (SUBGOAL_ENTRY(X) state_flag)
|
||||||
|
#define SgFr_active_workers(X) (SUBGOAL_ENTRY(X) active_workers)
|
||||||
|
/* subgoal_frame fields */
|
||||||
|
#define SgFr_subgoal_entry(X) ((X)->subgoal_entry)
|
||||||
|
#define SgFr_batched_last_answer(X) ((X)->batched_last_answer)
|
||||||
|
#define SgFr_batched_cached_answers(X) ((X)->batched_cached_answers)
|
||||||
#define SgFr_state(X) ((X)->state_flag)
|
#define SgFr_state(X) ((X)->state_flag)
|
||||||
#define SgFr_gen_cp(X) ((X)->generator_choice_point)
|
#define SgFr_gen_cp(X) ((X)->generator_choice_point)
|
||||||
#define SgFr_hash_chain(X) ((X)->hash_chain)
|
|
||||||
#define SgFr_answer_trie(X) ((X)->answer_trie)
|
|
||||||
#define SgFr_first_answer(X) ((X)->first_answer)
|
|
||||||
#define SgFr_last_answer(X) ((X)->last_answer)
|
|
||||||
#define SgFr_mode_directed(X) ((X)->mode_directed_array)
|
|
||||||
#define SgFr_invalid_chain(X) ((X)->invalid_chain)
|
|
||||||
#define SgFr_try_answer(X) ((X)->try_answer)
|
|
||||||
#define SgFr_previous(X) ((X)->previous)
|
|
||||||
#define SgFr_next(X) ((X)->next)
|
#define SgFr_next(X) ((X)->next)
|
||||||
|
|
||||||
/**************************************************************************************************
|
/**********************************************************************************************************
|
||||||
|
|
||||||
SgFr_lock: spin-lock to modify the frame fields.
|
SgFr_lock: spin-lock to modify the frame fields.
|
||||||
SgFr_gen_worker: the id of the worker that had allocated the frame.
|
SgFr_code initial instruction of the subgoal's compiled code.
|
||||||
|
SgFr_tab_ent a pointer to the corresponding table entry.
|
||||||
|
SgFr_arity the arity of the subgoal.
|
||||||
|
SgFr_hash_chain: a pointer to the first answer_trie_hash struct.
|
||||||
|
SgFr_answer_trie: a pointer to the top answer trie node.
|
||||||
|
SgFr_first_answer: a pointer to the leaf answer trie node of the first answer.
|
||||||
|
SgFr_last_answer: a pointer to the leaf answer trie node of the last answer.
|
||||||
|
SgFr_mode_directed: a pointer to the mode directed array.
|
||||||
|
SgFr_invalid_chain: a pointer to the first invalid leaf node when using mode directed tabling.
|
||||||
|
SgFr_try_answer: a pointer to the leaf answer trie node of the last tried answer.
|
||||||
|
It is used when a subgoal was not completed during the previous evaluation.
|
||||||
|
Not completed subgoals start by trying the answers already found.
|
||||||
|
SgFr_previous: a pointer to the previous subgoal frame on the chain.
|
||||||
SgFr_gen_top_or_fr: a pointer to the top or-frame in the generator choice point branch.
|
SgFr_gen_top_or_fr: a pointer to the top or-frame in the generator choice point branch.
|
||||||
When the generator choice point is shared the pointer is updated
|
When the generator choice point is shared the pointer is updated
|
||||||
to its or-frame. It is used to find the direct dependency node for
|
to its or-frame. It is used to find the direct dependency node for
|
||||||
consumer nodes in other workers branches.
|
consumer nodes in other workers branches.
|
||||||
SgFr_code initial instruction of the subgoal's compiled code.
|
SgFr_gen_worker: the id of the worker that had allocated the frame.
|
||||||
SgFr_tab_ent a pointer to the correspondent table entry.
|
SgFr_sg_ent_state: a flag that indicates the subgoal entry state.
|
||||||
SgFr_arity the arity of the subgoal.
|
SgFr_active_workers: the number of workers evaluating the subgoal.
|
||||||
SgFr_state: a flag that indicates the subgoal state.
|
SgFr_subgoal_entry: a pointer to the corresponding subgoal entry.
|
||||||
|
SgFr_batched_last_answer: a pointer to the leaf answer trie node of the last checked answer
|
||||||
|
when using batched scheduling.
|
||||||
|
SgFr_batched_cached_answers: a pointer to the chain of answers already inserted in the trie, but not
|
||||||
|
yet found when using batched scheduling.
|
||||||
|
SgFr_state: a flag that indicates the subgoal frame state.
|
||||||
SgFr_gen_cp: a pointer to the correspondent generator choice point.
|
SgFr_gen_cp: a pointer to the correspondent generator choice point.
|
||||||
SgFr_hash_chain: a pointer to the first answer_trie_hash struct for the subgoal in hand.
|
|
||||||
SgFr_answer_trie: a pointer to the top answer trie node.
|
|
||||||
It is used to check for/insert new answers.
|
|
||||||
SgFr_first_answer: a pointer to the bottom answer trie node of the first available answer.
|
|
||||||
SgFr_last_answer: a pointer to the bottom answer trie node of the last available answer.
|
|
||||||
SgFr_mode_directed: a pointer to the mode directed array.
|
|
||||||
SgFr_invalid_chain: a pointer to the first invalid leaf node when using mode directed tabling.
|
|
||||||
SgFr_try_answer: a pointer to the bottom answer trie node of the last tried answer.
|
|
||||||
It is used when a subgoal was not completed during the previous evaluation.
|
|
||||||
Not completed subgoals start by trying the answers already found.
|
|
||||||
SgFr_previous: a pointer to the previous subgoal frame on the chain.
|
|
||||||
SgFr_next: a pointer to the next subgoal frame on the chain.
|
SgFr_next: a pointer to the next subgoal frame on the chain.
|
||||||
|
|
||||||
**************************************************************************************************/
|
**********************************************************************************************************/
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
@ -286,9 +385,9 @@ typedef struct subgoal_frame {
|
||||||
*******************************/
|
*******************************/
|
||||||
|
|
||||||
typedef struct dependency_frame {
|
typedef struct dependency_frame {
|
||||||
#if defined(YAPOR) || defined(THREADS)
|
#ifdef YAPOR
|
||||||
lockvar lock;
|
lockvar lock;
|
||||||
#endif /* YAPOR || THREADS */
|
#endif /* YAPOR */
|
||||||
#ifdef YAPOR
|
#ifdef YAPOR
|
||||||
int leader_dependency_is_on_stack;
|
int leader_dependency_is_on_stack;
|
||||||
struct or_frame *top_or_frame;
|
struct or_frame *top_or_frame;
|
||||||
|
|
@ -300,6 +399,9 @@ typedef struct dependency_frame {
|
||||||
choiceptr leader_choice_point;
|
choiceptr leader_choice_point;
|
||||||
choiceptr consumer_choice_point;
|
choiceptr consumer_choice_point;
|
||||||
struct answer_trie_node *last_consumed_answer;
|
struct answer_trie_node *last_consumed_answer;
|
||||||
|
#ifdef THREADS_CONSUMER_SHARING
|
||||||
|
int generator_is_external;
|
||||||
|
#endif /* THREADS_CONSUMER_SHARING */
|
||||||
struct dependency_frame *next;
|
struct dependency_frame *next;
|
||||||
} *dep_fr_ptr;
|
} *dep_fr_ptr;
|
||||||
|
|
||||||
|
|
@ -311,9 +413,10 @@ typedef struct dependency_frame {
|
||||||
#define DepFr_leader_cp(X) ((X)->leader_choice_point)
|
#define DepFr_leader_cp(X) ((X)->leader_choice_point)
|
||||||
#define DepFr_cons_cp(X) ((X)->consumer_choice_point)
|
#define DepFr_cons_cp(X) ((X)->consumer_choice_point)
|
||||||
#define DepFr_last_answer(X) ((X)->last_consumed_answer)
|
#define DepFr_last_answer(X) ((X)->last_consumed_answer)
|
||||||
|
#define DepFr_external(X) ((X)->generator_is_external)
|
||||||
#define DepFr_next(X) ((X)->next)
|
#define DepFr_next(X) ((X)->next)
|
||||||
|
|
||||||
/*******************************************************************************************************
|
/*********************************************************************************************************
|
||||||
|
|
||||||
DepFr_lock: lock variable to modify the frame fields.
|
DepFr_lock: lock variable to modify the frame fields.
|
||||||
DepFr_leader_dep_is_on_stack: the generator choice point for the correspondent consumer choice point
|
DepFr_leader_dep_is_on_stack: the generator choice point for the correspondent consumer choice point
|
||||||
|
|
@ -330,9 +433,10 @@ typedef struct dependency_frame {
|
||||||
DepFr_leader_cp: a pointer to the leader choice point.
|
DepFr_leader_cp: a pointer to the leader choice point.
|
||||||
DepFr_cons_cp: a pointer to the correspondent consumer choice point.
|
DepFr_cons_cp: a pointer to the correspondent consumer choice point.
|
||||||
DepFr_last_answer: a pointer to the last consumed answer.
|
DepFr_last_answer: a pointer to the last consumed answer.
|
||||||
|
DepFr_external: the generator choice point is external to the current thread (FALSE/TRUE).
|
||||||
DepFr_next: a pointer to the next dependency frame on the chain.
|
DepFr_next: a pointer to the next dependency frame on the chain.
|
||||||
|
|
||||||
*******************************************************************************************************/
|
*********************************************************************************************************/
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
|
||||||
Reference in New Issue