/************************************************************************* * * * YAP Prolog %W% %G% * * Yap Prolog was developed at NCCUP - Universidade do Porto * * * * Copyright L.Damas, V.S.Costa and Universidade do Porto 1985-1997 * * * ************************************************************************** * * * File: Heap.h * * mods: * * comments: Heap Init Structure * * version: $Id: Heap.h,v 1.31 2002-09-23 17:06:12 vsc Exp $ * *************************************************************************/ /* information that can be stored in Code Space */ #ifndef INT_KEYS_DEFAULT_SIZE #define INT_KEYS_DEFAULT_SIZE 256 #endif typedef struct atom_hash_entry { #if defined(YAPOR) || defined(THREADS) rwlock_t AERWLock; #endif Atom Entry; } AtomHashEntry; typedef struct reduction_counters { YAP_LONG_LONG reductions; YAP_LONG_LONG reductions_retries; YAP_LONG_LONG retries; int reductions_on; int reductions_retries_on; int retries_on; } red_counters; typedef int (*Agc_hook)(Atom); typedef struct various_codes { special_functors funcs; Int heap_used; Int heap_max; ADDR heap_top; struct FREEB *free_blocks; #if defined(YAPOR) || defined(THREADS) lockvar free_blocks_lock; /* protect the list of free blocks */ #endif #ifdef YAPOR int seq_def; yamop getworkcode; yamop getworkcode_seq; yamop getworkfirsttimecode; #endif /* YAPOR */ #ifdef TABLING yamop tablecompletioncode; yamop tableanswerresolutioncode; #endif /* TABLING */ OPCODE failcode; OPCODE failcode_1; OPCODE failcode_2; OPCODE failcode_3; OPCODE failcode_4; OPCODE failcode_5; OPCODE failcode_6; struct { OPCODE op; #ifdef YAPOR COUNT ltt; COUNT cut; COUNT seq; #endif /* YAPOR */ COUNT s; CODEADDR l; CELL *l2; struct pred_entry *p; struct pred_entry *p0; } env_for_trustfail_code; /* sla */ OPCODE trustfailcode; struct { OPCODE op; #ifdef YAPOR COUNT ltt; COUNT cut; COUNT seq; #endif /* YAPOR */ COUNT s; CODEADDR l; CELL *l2; struct pred_entry *p; struct pred_entry *p0; } env_for_yes_code; /* sla */ yamop yescode; yamop nocode; yamop rtrycode; struct { OPREG arity; CODEADDR clause; Functor func; } clausecode; union CONSULT_OBJ *consultsp; union CONSULT_OBJ *consultbase; union CONSULT_OBJ *consultlow; UInt consultcapacity; #if HAVE_LIBREADLINE char *readline_buf, *readline_pos; #endif #if USE_THREADED_CODE opentry *op_rtable; #endif #ifdef COROUTINING int num_of_atts; /* max. number of attributes we have for a variable */ #ifdef MULTI_ASSIGNMENT_VARIABLES Term woken_goals; Term mutable_list; Term atts_mutable_list; #endif struct pred_entry *wake_up_code; #endif struct pred_entry *creep_code; struct pred_entry *undef_code; struct pred_entry *spy_code; int profiling; int call_counting; AtomHashEntry invisiblechain; OPCODE dummycode; Int maxdepth, maxlist; int update_mode; Atom atprompt; #if defined(YAPOR) || defined(THREADS) lockvar heap_used_lock; /* protect HeapUsed */ #endif char prompt[MAX_PROMPT]; OPCODE undef_op; OPCODE index_op; yamop *retry_recorded_code, *retry_recorded_k_code, *retry_drecorded_code, *retry_c_recordedp_code; Int static_predicates_marked; UInt int_keys_size; UInt int_keys_timestamp; Prop *IntKeys; UInt int_bb_keys_size; Prop *IntBBKeys; Int yap_flags_field[NUMBER_OF_YAP_FLAGS]; char *char_conversion_table; char *char_conversion_table2; #if defined(YAPOR) || defined(THREADS) lockvar heap_top_lock; /* protect HeapTop */ int heap_top_owner; #endif unsigned int size_of_overflow; UInt number_of_cpreds; UInt number_of_cmpfuncs; Term module_name[MaxModules]; struct pred_entry *module_pred[MaxModules]; SMALLUNSGN no_of_modules; struct clause_struct *dead_clauses; #if defined(YAPOR) || defined(THREADS) lockvar dead_clauses_lock; /* protect DeadClauses */ #endif int primitives_module; int user_module; struct idb_queue *db_queues, *db_queues_cache; Atom atom_abol, atom_alarm, atom_append, atom_array, atom_assert, atom_b, atom_break, atom_call, atom_catch, atom_comma, atom_cpu_time, atom_csult, atom_cut, atom_cut_by, #ifdef EUROTRA #ifdef SFUNC atom_dollar_undef, #endif #endif atom_e, atom_e_q, atom_eof, #ifdef EUROTRA atom_f_b, #endif atom_fail, atom_false, atom_fast, atom_g_t, atom_gc, atom_gc_margin, atom_gc_trace, atom_gc_verbose, atom_gc_very_verbose, atom_global, atom_heap_used, atom_index, atom_inf, atom_l_t, atom_local, atom_meta_call, atom_minus, atom_nan, atom_otherwise, atom_pi, atom_plus, atom_portray, atom_profile, atom_random, atom_read, atom_repeat, atom_restore_regs, #if HAVE_SIGACTION atom_sig_pending, #endif atom_stack_free, atom_true, atom_unwritable, atom_user, atom_usr_in, atom_usr_out, atom_usr_err, atom_version_number, atom_write; Functor #ifdef USE_SOCKET functor_af_inet, functor_af_local, functor_af_unix, #endif functor_alt_not, #ifdef COROUTINING functor_array_entry, #endif functor_arrow, functor_assert, #ifdef COROUTINING functor_att_goal, /* goal that activates attributed variables */ #endif functor_braces, functor_call, functor_clist, functor_comma, functor_csult, functor_cut_by, functor_eq, functor_execute_in_mod, functor_execute_within, functor_g_atom, functor_g_atomic, functor_g_compound, functor_g_integer, functor_g_float, functor_g_number, functor_g_primitive, functor_g_var, functor_last_execute_within, functor_list, functor_module, #ifdef MULTI_ASSIGNMENT_VARIABLES functor_mutable, #endif functor_not, functor_or, functor_portray, functor_query, functor_spy, functor_stream, functor_stream_pos, functor_stream_eOS, functor_change_module, functor_current_module, functor_u_minus, functor_u_plus, functor_v_bar, functor_var; Term #ifdef EUROTRA term_dollar_u, #endif term_prolog, term_refound_var; void *last_wtime; struct pred_entry *pred_goal_expansion; struct pred_entry *pred_meta_call; struct pred_entry *pred_dollar_catch; struct pred_entry *pred_throw; struct pred_entry *pred_handle_throw; struct array_entry *dyn_array_list; struct DB_STRUCT *db_erased_marker; UInt n_of_file_aliases; UInt sz_of_file_aliases; struct AliasDescS * file_aliases; struct reduction_counters call_counters; void *foreign_code_loaded; char *yap_lib_dir; Agc_hook agc_hook; int parser_error_style; #if defined(YAPOR) || defined(TABLING) struct global_data global; struct local_data remote[MAX_WORKERS]; #endif AtomHashEntry hash_chain[MaxHash]; } all_heap_codes; #define heap_regs ((all_heap_codes *)HEAP_INIT_BASE) #define HeapUsed heap_regs->heap_used #define HeapMax heap_regs->heap_max #define HeapTop heap_regs->heap_top #ifdef YAPOR #define SEQUENTIAL_IS_DEFAULT heap_regs->seq_def #define GETWORK (&(heap_regs->getworkcode )) #define GETWORK_SEQ (&(heap_regs->getworkcode_seq )) #define GETWORK_FIRST_TIME (&(heap_regs->getworkfirsttimecode )) #endif /* YAPOR */ #ifdef TABLING #define COMPLETION ((yamop *)&(heap_regs->tablecompletioncode )) #define ANSWER_RESOLUTION ((yamop *)&(heap_regs->tableanswerresolutioncode )) #endif /* TABLING */ #define FAILCODE ((CODEADDR)&(heap_regs->failcode )) #define FAILCODE ((CODEADDR)&(heap_regs->failcode )) #define TRUSTFAILCODE ((CODEADDR)&(heap_regs->trustfailcode )) #define YESCODE (&(heap_regs->yescode )) #define NOCODE (&(heap_regs->nocode )) #define RTRYCODE (&(heap_regs->rtrycode )) #define DUMMYCODE (&(heap_regs->dummycode )) #define CLAUSECODE (&(heap_regs->clausecode )) #define INVISIBLECHAIN heap_regs->invisiblechain #define max_depth (&(heap_regs->maxdepth )) #define max_list (&(heap_regs->maxlist )) #define AtPrompt (&(heap_regs->atprompt )) #define Prompt heap_regs->prompt #if USE_THREADED_CODE #define OP_RTABLE heap_regs->op_rtable #endif #define PROFILING heap_regs->profiling #define CALL_COUNTING heap_regs->call_counting #define UPDATE_MODE heap_regs->update_mode #define RETRY_C_RECORDED_CODE heap_regs->retry_recorded_code #define RETRY_C_RECORDED_K_CODE heap_regs->retry_recorded_k_code #define RETRY_C_DRECORDED_CODE heap_regs->retry_drecorded_code #define RETRY_C_RECORDEDP_CODE heap_regs->retry_c_recordedp_code #define STATIC_PREDICATES_MARKED heap_regs->static_predicates_marked #define yap_flags heap_regs->yap_flags_field #define UNDEF_OPCODE heap_regs->undef_op #define INDEX_OPCODE heap_regs->index_op #define HashChain heap_regs->hash_chain #define INT_KEYS_SIZE heap_regs->int_keys_size #define INT_KEYS_TIMESTAMP heap_regs->int_keys_timestamp #define INT_KEYS heap_regs->IntKeys #define INT_BB_KEYS_SIZE heap_regs->int_bb_keys_size #define INT_BB_KEYS heap_regs->IntBBKeys #define CharConversionTable heap_regs->char_conversion_table #define CharConversionTable2 heap_regs->char_conversion_table2 #define NUMBER_OF_CPREDS heap_regs->number_of_cpreds #define NUMBER_OF_CMPFUNCS heap_regs->number_of_cmpfuncs #define ModuleName heap_regs->module_name #define ModulePred heap_regs->module_pred #define PrimitivesModule heap_regs->primitives_module #define UserModule heap_regs->user_module #define DBQueues heap_regs->db_queues #define DBQueuesCache heap_regs->db_queues_cache #define NoOfModules heap_regs->no_of_modules #define AtomAbol heap_regs->atom_abol #define AtomAlarm heap_regs->atom_alarm #define AtomAppend heap_regs->atom_append #define AtomArray heap_regs->atom_array #define AtomAssert heap_regs->atom_assert #define AtomB heap_regs->atom_b #define AtomBreak heap_regs->atom_break #define AtomCall heap_regs->atom_call #define AtomCatch heap_regs->atom_catch #define AtomComma heap_regs->atom_comma #define AtomCpuTime heap_regs->atom_cpu_time #define AtomCsult heap_regs->atom_csult #define AtomCut heap_regs->atom_cut #define AtomCutBy heap_regs->atom_cut_by #if defined(EUROTRA) && defined(SFUNC) #define AtomDollarUndef heap_regs->atom_dollar_undef #endif #define AtomE heap_regs->atom_e #define AtomEQ heap_regs->atom_e_q #define AtomEof heap_regs->atom_eof #ifdef EUROTRA #define AtomFB heap_regs->atom_f_b #endif #define AtomFail heap_regs->atom_fail #define AtomFalse heap_regs->atom_false #define AtomFast heap_regs->atom_fast #define AtomGT heap_regs->atom_g_t #define AtomGc heap_regs->atom_gc #define AtomGcMargin heap_regs->atom_gc_margin #define AtomGcTrace heap_regs->atom_gc_trace #define AtomGcVerbose heap_regs->atom_gc_verbose #define AtomGcVeryVerbose heap_regs->atom_gc_very_verbose #define AtomGlobal heap_regs->atom_global #define AtomHeapUsed heap_regs->atom_heap_used #define AtomIndex heap_regs->atom_index #define AtomInf heap_regs->atom_inf #define AtomLocal heap_regs->atom_local #define AtomLT heap_regs->atom_l_t #define AtomMetaCall heap_regs->atom_meta_call #define AtomMinus heap_regs->atom_minus #define AtomNan heap_regs->atom_nan #define AtomOtherwise heap_regs->atom_otherwise #define AtomPi heap_regs->atom_pi #define AtomPlus heap_regs->atom_plus #define AtomPortray heap_regs->atom_portray #define AtomProfile heap_regs->atom_profile #define AtomRandom heap_regs->atom_random #define AtomRead heap_regs->atom_read #define AtomRepeat heap_regs->atom_repeat #define AtomRestoreRegs heap_regs->atom_restore_regs #if HAVE_SIGACTION #define AtomSigPending heap_regs->atom_sig_pending #endif #define AtomStackFree heap_regs->atom_stack_free #define AtomTrue heap_regs->atom_true #define AtomUser heap_regs->atom_user #define AtomUsrErr heap_regs->atom_usr_err #define AtomUsrIn heap_regs->atom_usr_in #define AtomUsrOut heap_regs->atom_usr_out #define AtomVersionNumber heap_regs->atom_version_number #define AtomWrite heap_regs->atom_write #ifdef USE_SOCKET #define FunctorAfInet heap_regs->functor_af_inet #define FunctorAfLocal heap_regs->functor_af_local #define FunctorAfUnix heap_regs->functor_af_unix #endif #define FunctorAltNot heap_regs->functor_alt_not #ifdef COROUTINING #define FunctorArrayEntry heap_regs->functor_array_entry #endif #define FunctorArrow heap_regs->functor_arrow #define FunctorAssert heap_regs->functor_assert #ifdef COROUTINING #define FunctorAttGoal heap_regs->functor_att_goal #endif #define FunctorBraces heap_regs->functor_braces #define FunctorCall heap_regs->functor_call #define FunctorClist heap_regs->functor_clist #define FunctorComma heap_regs->functor_comma #define FunctorCsult heap_regs->functor_csult #define FunctorCutBy heap_regs->functor_cut_by #define FunctorEq heap_regs->functor_eq #define FunctorExecuteInMod heap_regs->functor_execute_in_mod #define FunctorExecuteWithin heap_regs->functor_execute_within #define FunctorGAtom heap_regs->functor_g_atom #define FunctorGAtomic heap_regs->functor_g_atomic #define FunctorGCompound heap_regs->functor_g_compound #define FunctorGFloat heap_regs->functor_g_float #define FunctorGInteger heap_regs->functor_g_integer #define FunctorGNumber heap_regs->functor_g_number #define FunctorGPrimitive heap_regs->functor_g_primitive #define FunctorGVar heap_regs->functor_g_var #define FunctorLastExecuteWithin heap_regs->functor_last_execute_within #define FunctorList heap_regs->functor_list #define FunctorModule heap_regs->functor_module #ifdef MULTI_ASSIGNMENT_VARIABLES #define FunctorMutable heap_regs->functor_mutable #endif #define FunctorNot heap_regs->functor_not #define FunctorOr heap_regs->functor_or #define FunctorPortray heap_regs->functor_portray #define FunctorQuery heap_regs->functor_query #define FunctorSpy heap_regs->functor_spy #define FunctorStream heap_regs->functor_stream #define FunctorStreamPos heap_regs->functor_stream_pos #define FunctorStreamEOS heap_regs->functor_stream_eOS #define FunctorChangeModule heap_regs->functor_change_module #define FunctorCurrentModule heap_regs->functor_current_module #define FunctorModSwitch heap_regs->functor_mod_switch #define FunctorUMinus heap_regs->functor_u_minus #define FunctorUPlus heap_regs->functor_u_plus #define FunctorVBar heap_regs->functor_v_bar #define FunctorVar heap_regs->functor_var #define TermDollarU heap_regs->term_dollar_u #define TermProlog heap_regs->term_prolog #define TermReFoundVar heap_regs->term_refound_var #define PredGoalExpansion heap_regs->pred_goal_expansion #define PredMetaCall heap_regs->pred_meta_call #define PredDollarCatch heap_regs->pred_dollar_catch #define PredThrow heap_regs->pred_throw #define PredHandleThrow heap_regs->pred_handle_throw #define DynArrayList heap_regs->dyn_array_list #define DBErasedMarker heap_regs->db_erased_marker #define NOfFileAliases heap_regs->n_of_file_aliases #define SzOfFileAliases heap_regs->sz_of_file_aliases #define FileAliases heap_regs->file_aliases #define ReductionsCounter heap_regs->call_counters.reductions #define PredEntriesCounter heap_regs->call_counters.reductions_retries #define RetriesCounter heap_regs->call_counters.retries #define ReductionsCounterOn heap_regs->call_counters.reductions_on #define PredEntriesCounterOn heap_regs->call_counters.reductions_retries_on #define RetriesCounterOn heap_regs->call_counters.retries_on #define ForeignCodeLoaded heap_regs->foreign_code_loaded #define Yap_LibDir heap_regs->yap_lib_dir #define AGCHook heap_regs->agc_hook #define ParserErrorStyle heap_regs->parser_error_style #define DeadClauses heap_regs->dead_clauses #define SizeOfOverflow heap_regs->size_of_overflow #define LastWtimePtr heap_regs->last_wtime #ifdef COROUTINING #define WakeUpCode heap_regs->wake_up_code #define WokenGoals heap_regs->woken_goals #define MutableList heap_regs->mutable_list #define AttsMutableList heap_regs->atts_mutable_list #endif #if defined(YAPOR) || defined(THREADS) #define FreeBlocksLock heap_regs->free_blocks_lock #define HeapTopLock heap_regs->heap_top_lock #define HeapTopOwner heap_regs->heap_top_owner #define HeapUsedLock heap_regs->heap_used_lock #define DeadClausesLock heap_regs->dead_clauses_lock #endif #define CreepCode heap_regs->creep_code #define UndefCode heap_regs->undef_code #define SpyCode heap_regs->spy_code #if defined(YAPOR) || defined(TABLING) #define REMOTE heap_regs->remote #define GLOBAL heap_regs->global #endif #define UPDATE_MODE_IMMEDIATE 0 #define UPDATE_MODE_LOGICAL 1 #define UPDATE_MODE_LOGICAL_ASSERT 2 #ifdef COROUTINING #define NUM_OF_ATTS heap_regs->num_of_atts #endif /* initially allow for files with up to 1024 predicates. This number is extended whenever needed */ #define InitialConsultCapacity 1024 /* current consult stack */ #define ConsultSp (heap_regs->consultsp ) /* top of consult stack */ #define ConsultBase (heap_regs->consultbase ) /* low-water mark for consult */ #define ConsultLow (heap_regs->consultlow ) /* current maximum number of cells in consult stack */ #define ConsultCapacity (heap_regs->consultcapacity ) #if HAVE_LIBREADLINE #define ReadlineBuf heap_regs->readline_buf #define ReadlinePos heap_regs->readline_pos #endif