270 lines
5.8 KiB
C
Executable File
270 lines
5.8 KiB
C
Executable File
/*************************************************************************
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* *
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* YAP Prolog %W% %G% *
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* Yap Prolog was developed at NCCUP - Universidade do Porto *
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* *
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* Copyright L.Damas, V.S.Costa and Universidade do Porto 1985-1997 *
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* *
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**************************************************************************
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* *
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* File: YapHeap.h *
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* mods: *
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* comments: Heap Init Structure *
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* version: $Id: Heap.h,v 1.136 2008-08-08 14:05:34 vsc Exp $ *
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*************************************************************************/
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/* information that can be stored in Code Space */
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#ifndef HEAP_H
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#define HEAP_H 1
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#include "Atoms.h"
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#include "Yap.h"
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#if LOW_PROF
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#include <stdio.h>
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#endif
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typedef int (*SWI_PutFunction)(int, void *);
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typedef int (*SWI_GetFunction)(void *);
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typedef int (*SWI_PutWideFunction)(int, void *);
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typedef int (*SWI_GetWideFunction)(void *);
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typedef int (*SWI_CloseFunction)(void *);
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typedef int (*SWI_FlushFunction)(void *);
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typedef int (*SWI_PLGetStreamFunction)(void *);
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typedef int (*SWI_PLGetStreamPositionFunction)(void *);
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#ifndef INT_KEYS_DEFAULT_SIZE
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#define INT_KEYS_DEFAULT_SIZE 256
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#endif
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#if USE_DL_MALLOC
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#define MAX_DLMALLOC_HOLES 32
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typedef struct memory_hole {
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ADDR start;
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ADDR end;
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} memory_hole_type;
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#endif // USE_DL_MALLOC
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typedef struct swi_reverse_hash {
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ADDR key;
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Int pos;
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} swi_rev_hash;
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//#define GC_MAVARS_HASH_SIZE 512
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//
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// typedef struct gc_ma_hash_entry_struct {
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// UInt timestmp;
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//#ifdef TABLING
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// tr_fr_ptr loc;
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// struct gc_ma_hash_entry_struct *more;
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//#endif
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// CELL* addr;
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// struct gc_ma_hash_entry_struct *next;
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//} gc_ma_hash_entry;
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typedef void (*HaltHookFunc)(int, void *);
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typedef struct halt_hook {
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void *environment;
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HaltHookFunc hook;
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struct halt_hook *next;
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} halt_hook_entry;
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int Yap_HaltRegisterHook(HaltHookFunc, void *);
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typedef struct atom_hash_entry {
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#if defined(YAPOR) || defined(THREADS)
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rwlock_t AERWLock;
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#endif
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Atom Entry;
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} AtomHashEntry;
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// typedef struct scratch_block_struct {
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// char *ptr;
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// UInt sz, msz;
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//} scratch_block;
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typedef struct record_list {
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/* a list of dbterms associated with a clause */
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struct DB_TERM *dbrecord;
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struct record_list *next_rec, *prev_rec;
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} DBRecordList;
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/* SWI Emulation */
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#define SWI_BUF_SIZE 512
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#define SWI_TMP_BUF_SIZE 2 * SWI_BUF_SIZE
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#define SWI_BUF_RINGS 16
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/* ricardo
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#ifdef THREADS
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typedef struct thandle {
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int in_use;
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int zombie;
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UInt ssize;
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UInt tsize;
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UInt sysize;
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void *stack_address;
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Term tdetach;
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Term cmod, texit_mod;
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struct DB_TERM *tgoal, *texit;
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int id;
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int ret;
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REGSTORE *default_yaam_regs;
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REGSTORE *current_yaam_regs;
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struct pred_entry *local_preds;
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pthread_t pthread_handle;
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int ref_count;
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#ifdef LOW_LEVEL_TRACER
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long long int thread_inst_count;
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int been_here1;
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int been_here2;
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#endif
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#ifdef DEBUG
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int been_here;
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#endif
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pthread_mutex_t tlock;
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pthread_mutex_t tlock_status;
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#if HAVE_GETRUSAGE||defined(_WIN32)
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struct timeval *start_of_timesp;
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struct timeval *last_timep;
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#endif
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} yap_thandle;
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#endif */
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// typedef int (*Agc_hook)(Atom);
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/*******************
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this is the data base: everything here should be possible to restore
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********************/
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#if __INIT_C__ || defined(MSC_VER)
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#define EXTERNAL
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#else
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#define EXTERNAL extern
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#endif
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#if YAPOR
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typedef struct various_codes {
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/* memory allocation and management */
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special_functors funcs;
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#include "struct.h"
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} all_heap_codes;
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#include "hglobals.h"
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#include "dhstruct.h"
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#include "dglobals.h"
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#else
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typedef struct various_codes {
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/* memory allocation and management */
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special_functors funcs;
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} all_heap_codes;
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#include "tatoms.h"
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#include "h0struct.h"
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#include "h0globals.h"
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#endif
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#include "hlocals.h"
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#include "dlocals.h"
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/* ricardo
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#if defined(YAPOR_COPY) || defined(YAPOR_COW) || defined(YAPOR_SBA)
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extern struct global_data *Yap_global;
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extern long Yap_worker_area_size;
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#else
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extern struct global_data Yap_Global;
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#define Yap_global (&Yap_Global)
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#endif
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#if defined(THREADS)
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extern struct worker_local *Yap_local[MAX_THREADS];
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#define REMOTE(wid) (Yap_local[wid])
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#elif defined(YAPOR)
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extern struct worker_local *Yap_local;
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#define REMOTE(wid) (Yap_local + wid)
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#else
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extern struct worker_local Yap_local;
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#define REMOTE(wid) (&Yap_local)
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#endif
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*/
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#ifdef USE_SYSTEM_MALLOC
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extern struct various_codes *Yap_heap_regs;
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#else
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#define Yap_heap_regs ((all_heap_codes *)HEAP_INIT_BASE)
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#endif
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/**
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* gc-P: how to start-up the grbage collector in C-code
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*/
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static inline yamop *gc_P(yamop *p, yamop *cp) {
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yamop *n= (p && p->opc == EXECUTE_CPRED_OPCODE ? cp : p);
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if (p->opc == Yap_opcode(_try_c) ||
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p->opc == Yap_opcode(_try_userc) ||
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p->opc == Yap_opcode(_retry_c) ||
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p->opc == Yap_opcode(_retry_userc))
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return cp;
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return n;
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}
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/**
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Yap_CurrentModule: access the current module for looking
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up predicates
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*/
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#define Yap_CurrentModule() Yap_CurrentModule__(PASS_REGS1)
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INLINE_ONLY Term Yap_CurrentModule__(USES_REGS1);
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INLINE_ONLY Term Yap_CurrentModule__(USES_REGS1) {
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if (CurrentModule)
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return CurrentModule;
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return TermProlog;
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}
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/*******************
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these are the global variables: they need not be restored...
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********************/
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#define UPDATE_MODE_IMMEDIATE 0
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#define UPDATE_MODE_LOGICAL 1
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#define UPDATE_MODE_LOGICAL_ASSERT 2
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/* initially allow for files with up to 1024 predicates. This number
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is extended whenever needed */
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#define InitialConsultCapacity 1024
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#if (defined(USE_SYSTEM_MALLOC) && HAVE_MALLINFO) || USE_DL_MALLOC
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extern UInt Yap_givemallinfo(void);
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#endif
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extern ADDR Yap_ExpandPreAllocCodeSpace(UInt, void *, int);
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#define Yap_ReleasePreAllocCodeSpace(x)
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extern ADDR Yap_InitPreAllocCodeSpace(int);
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#include "inline-only.h"
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INLINE_ONLY ADDR Yap_PreAllocCodeSpace(void);
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INLINE_ONLY ADDR Yap_PreAllocCodeSpace(void) {
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CACHE_REGS
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return AuxBase;
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}
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#endif /* HEAP_H */
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