7b2c4dc6ff
global functions should not be called from within file (bug in binutils/WIN32). git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@675 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
887 lines
23 KiB
Plaintext
887 lines
23 KiB
Plaintext
/*************************************************************************
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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: Yap.h.m4 *
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* mods: *
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* comments: main header file for YAP *
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* version: $Id: Yap.h.m4,v 1.36 2002-11-11 17:38:08 vsc Exp $ *
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*************************************************************************/
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#include "config.h"
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/*
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#define RATIONAL_TREES 1
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#define DEPTH_LIMIT 1
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#define COROUTINING 1
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#define YAPOR 1
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#define ANALYST 1
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*/
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#define MULTI_ASSIGNMENT_VARIABLES 1
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#if defined(TABLING)
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#error Do not explicitly define TABLING
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#endif /* YAPOR */
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#if defined(TABLING_BATCHED_SCHEDULING) && defined(TABLING_LOCAL_SCHEDULING)
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#error Do not define multiple tabling scheduling strategies
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#endif /* TABLING_BATCHED_SCHEDULING || TABLING_LOCAL_SCHEDULING */
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#if defined(TABLING_BATCHED_SCHEDULING) || defined(TABLING_LOCAL_SCHEDULING)
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#define TABLING 1
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#endif /* TABLING_BATCHED_SCHEDULING || TABLING_LOCAL_SCHEDULING */
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#if defined(YAPOR)
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#error Do not explicitly define YAPOR
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#endif /* YAPOR */
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#if (defined(ENV_COPY) && (defined(ACOW) || defined(SBA))) || (defined(ACOW) && defined(SBA))
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#error Do not define multiple or-parallel models
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#endif /* (ENV_COPY && (ACOW || SBA)) || (ACOW && SBA) */
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#if defined(ENV_COPY) || defined(ACOW) || defined(SBA)
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#define YAPOR 1
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#endif /* ENV_COPY || ACOW || SBA */
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#if defined(TABLING) && (defined(ACOW) || defined(SBA))
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#error Currently TABLING only works with ENV_COPY
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#endif /* TABLING && (ACOW || SBA) */
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#ifdef YAPOR
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#define FIXED_STACKS 1
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#endif /* YAPOR */
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#if defined(YAPOR) || defined(TABLING)
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#undef TRAILING_REQUIRES_BRANCH
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#endif /* YAPOR || TABLING */
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#if ANALYST
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#ifdef USE_THREADED_CODE
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#undef USE_THREADED_CODE
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#endif
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#endif
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#ifdef COROUTINING
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#ifndef TERM_EXTENSIONS
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#define TERM_EXTENSIONS 1
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#endif
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#endif
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#ifdef SBA
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#ifdef YAPOR
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#ifndef FROZEN_STACKS
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#define FROZEN_STACKS 1
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#endif
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#endif
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#endif
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#ifdef TABLING
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#ifndef FROZEN_STACKS
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#define FROZEN_STACKS 1
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#endif
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#endif
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#ifdef _MSC_VER /* Microsoft's Visual C++ Compiler */
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/* adjust a config.h from mingw32 to work with vc++ */
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#ifdef HAVE_GCC
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#undef HAVE_GCC
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#endif
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#ifdef USE_THREADED_CODE
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#undef USE_THREADED_CODE
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#endif
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#define inline __inline
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#define YAP_VERSION "Yap-4.3.23"
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#define BIN_DIR "c:\\Program Files\\Yap\\bin"
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#define LIB_DIR "c:\\Program Files\\Yap\\lib\\Yap"
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#define SHARE_DIR "c:\\Program Files\\Yap\\share\\Yap"
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#ifdef HOST_ALIAS
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#undef HOST_ALIAS
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#endif
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#define HOST_ALIAS "i386-pc-win32"
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#ifdef HAVE_IEEEFP_H
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#undef HAVE_IEEEFP_H
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#endif
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#ifdef HAVE_UNISTD_H
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#undef HAVE_UNISTD_H
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#endif
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#ifdef HAVE_SYS_TIME_H
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#undef HAVE_SYS_TIME_H
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#endif
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#endif
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#ifdef __MINGW32__
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#ifndef _WIN32
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#define _WIN32 1
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#endif
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#endif
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#if HAVE_GCC
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#define MIN_ARRAY 0
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#define DUMMY_FILLER_FOR_ABS_TYPE
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#else
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#define MIN_ARRAY 1
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#define DUMMY_FILLER_FOR_ABS_TYPE int dummy;
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#endif
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#ifndef ADTDEFS_C
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#define EXTERN static
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#else
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#define EXTERN
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#endif
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/* truth-values */
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#define TRUE 1
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#define FALSE 0
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/* null pointer */
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#define NIL 0
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/* Basic types */
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/* defines integer types Int and UInt (unsigned) with the same size as a ptr
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** and integer types Short and UShort with half the size of a ptr
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*/
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#if SIZEOF_INT_P==4
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#if SIZEOF_INT==4
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/* */ typedef int Int;
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/* */ typedef unsigned int UInt;
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#elif SIZEOF_LONG_INT==4
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/* */ typedef long int Int;
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/* */ typedef unsigned long int UInt;
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#else
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# error Yap require integer types of the same size as a pointer
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#endif
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#if SIZEOF_SHORT_INT==2
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/* */ typedef short int Short;
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/* */ typedef unsigned short int UShort;
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#else
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# error Yap requires integer types half the size of a pointer
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#endif
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#elif SIZEOF_INT_P==8
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# if SIZEOF_INT==8
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/* */ typedef int Int;
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/* */ typedef unsigned int UInt;
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#elif SIZEOF_LONG_INT==8
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/* */ typedef long int Int;
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/* */ typedef unsigned long int UInt;
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# elif SIZEOF_LONG_LONG_INT==8
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/* */ typedef long long int Int;
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/* */ typedef unsigned long long int UInt;
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# else
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# error Yap requires integer types of the same size as a pointer
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# endif
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# if SIZEOF_SHORT_INT==4
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/* */ typedef short int Short;
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/* */ typedef unsigned short int UShort;
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# elif SIZEOF_INT==4
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/* */ typedef int Short;
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/* */ typedef short int UShort;
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# else
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# error Yap requires integer types half the size of a pointer
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# endif
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#else
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# error Yap requires pointers of size 4 or 8
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#endif
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/* */ typedef double Float;
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#if SIZEOF_INT<SIZEOF_INT_P
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#define SHORT_INTS 1
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#else
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#define SHORT_INTS 0
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#endif
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#ifdef USE_GMP
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#ifdef __GNUC__
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typedef long long int SIGNED_YAP_LONG_LONG;
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typedef unsigned long long int YAP_LONG_LONG;
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#else
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typedef long int SIGNED_YAP_LONG_LONG;
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typedef unsigned long int YAP_LONG_LONG;
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#endif
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#else
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typedef long int SIGNED_YAP_LONG_LONG;
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typedef unsigned long int YAP_LONG_LONG;
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#endif
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#if DEBUG
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extern char _YAP_Option[20];
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#endif
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/* #define FORCE_SECOND_QUADRANT 1 */
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#if defined(FORCE_SECOND_QUADRANT)
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#define IN_SECOND_QUADRANT 1
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#define MMAP_ADDR 0x42000000
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#endif
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#if !IN_SECOND_QUADRANT
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#if __linux__ || __FreeBSD__ || __NetBSD__ || mips || __APPLE__
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#if defined(YAPOR) && defined(__alpha)
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#define MMAP_ADDR 0x40000000
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#elif mips
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#define MMAP_ADDR 0x02000000
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#elif __APPLE__
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#define MMAP_ADDR 0x01000000
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#else
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#define MMAP_ADDR 0x09000000
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#endif
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#elif __svr4__ || defined(__SVR4)
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#define MMAP_ADDR 0x02000000
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#elif defined(_WIN32)
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#define MMAP_ADDR 0x18000000L
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#elif defined(__CYGWIN__)
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#define MMAP_ADDR 0x30000000L
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#endif
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#endif /* !IN_SECOND_QUADRANT */
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#if defined(MMAP_ADDR) && (USE_MMAP || USE_SHMAT || _WIN32) && !__simplescalar__
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#define HEAP_INIT_BASE (MMAP_ADDR)
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#define AtomBase ((char *)MMAP_ADDR)
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#else
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#define HEAP_INIT_BASE ((CELL)_YAP_HeapBase)
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#define AtomBase (_YAP_HeapBase)
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#endif
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#ifndef SHORT_ADDRESSES
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# define LONG_ADDRESSES 1
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#else
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# define LONG_ADDRESSES 0
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#endif
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#ifndef ALIGN_LONGS
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#define ALIGN_LONGS 1
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#endif
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/* basic data types */
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typedef UInt CELL;
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typedef UShort BITS16;
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typedef Short SBITS16;
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typedef UInt BITS32;
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#if ALIGN_LONGS
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typedef CELL SFLAGS;
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#else
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typedef BITS16 SFLAGS;
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#endif
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typedef char *ADDR;
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typedef CELL OFFSET;
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typedef unsigned char *CODEADDR;
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#define WordSize sizeof(BITS16)
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#define CellSize sizeof(CELL)
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#define SmallSize sizeof(SMALLUNSGN)
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/* type casting macros */
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#define Addr(V) ((ADDR) (V))
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#define Unsigned(V) ((CELL) (V))
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#define Signed(V) ((Int) (V))
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#define CodePtr(V) ((CODEADDR)(V))
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#define CellPtr(V) ((CELL *)(V))
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#define OpCodePtr(V) ((OPCODE *)(V))
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#define OpRegPtr(V) ((OPREG *)(V))
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#define SmallPtr(V) ((SMALLUNSGN *)(V))
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#define WordPtr(V) ((BITS16 *)(V))
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#define DisplPtr(V) ((DISPREG *)(V))
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#define TermPtr(V) ((Term *) (V))
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/* Abstract Type Definitions for YAPProlog */
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typedef CELL Term;
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#if !defined(YAPOR) && !defined(THREADS)
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#include <nolocks.h>
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#else
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typedef volatile int lockvar;
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#ifdef i386
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#include <x86_locks.h>
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#endif
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#if defined(sparc) || defined(__sparc)
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#include <sparc_locks.h>
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#endif
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#ifdef mips
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#include <mips_locks.h>
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#endif
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#ifdef __alpha
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#include <alpha_locks.h>
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#endif
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#endif
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/********************** use an auxiliary function for ranges ************/
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#ifdef __GNUC__
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#define IN_BETWEEN(MIN,X,MAX) (Unsigned((Int)(X)-(Int)(MIN)) <= \
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Unsigned((Int)(MAX)-(Int)(MIN)) )
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#define OUTSIDE(MIN,X,MAX) (Unsigned((Int)(X)-(Int)(MIN)) > \
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Unsigned((Int)(MAX)-(Int)(MIN)) )
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#else
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#define IN_BETWEEN(MIN,X,MAX) ((void *)(X) >= (void *)(MIN) && (void *)(X) <= (void *)(MAX))
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#define OUTSIDE(MIN,X,MAX) ((void *)(X) < (void *)(MIN) || (void *)(X) > (void *)(MAX))
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#endif
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/* ************************* Atoms *************************************/
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#include "Atoms.h"
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/* ************************* Coroutining **********************************/
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#ifdef COROUTINING
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/* Support for co-routining */
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#include "corout.h"
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#endif
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/********* abstract machine registers **********************************/
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#include "amidefs.h"
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#include "Regs.h"
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#if defined(YAPOR) ||defined(THREADS)
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#ifdef mips
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#include <mips_locks_funcs.h>
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#endif
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#ifdef __alpha
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#include <alpha_locks_funcs.h>
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#endif
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#endif
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/************ variables concerned with Error Handling *************/
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#include <setjmp.h>
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#if defined(SIMICS) || !HAVE_SIGSETJMP
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#define sigjmp_buf jmp_buf
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#define sigsetjmp(Env, Arg) setjmp(Env)
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#define siglongjmp(Env, Arg) longjmp(Env, Arg)
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#endif
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extern sigjmp_buf _YAP_RestartEnv; /* used to restart after an abort */
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/* Support for arrays */
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#include "arrays.h"
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/************ variables concerned with Error Handling *************/
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/* Types of Errors */
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typedef enum {
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YAP_NO_ERROR,
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FATAL_ERROR,
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INTERNAL_ERROR,
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PURE_ABORT,
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CALL_COUNTER_UNDERFLOW,
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/* ISO_ERRORS */
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DOMAIN_ERROR_ARRAY_OVERFLOW,
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DOMAIN_ERROR_ARRAY_TYPE,
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DOMAIN_ERROR_IO_MODE,
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DOMAIN_ERROR_MUTABLE,
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DOMAIN_ERROR_NON_EMPTY_LIST,
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DOMAIN_ERROR_NOT_LESS_THAN_ZERO,
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DOMAIN_ERROR_NOT_NL,
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DOMAIN_ERROR_NOT_ZERO,
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DOMAIN_ERROR_OUT_OF_RANGE,
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DOMAIN_ERROR_OPERATOR_PRIORITY,
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DOMAIN_ERROR_OPERATOR_SPECIFIER,
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DOMAIN_ERROR_RADIX,
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DOMAIN_ERROR_SHIFT_COUNT_OVERFLOW,
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DOMAIN_ERROR_SOURCE_SINK,
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DOMAIN_ERROR_STREAM,
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DOMAIN_ERROR_STREAM_OR_ALIAS,
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DOMAIN_ERROR_STREAM_POSITION,
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DOMAIN_ERROR_TIMEOUT_SPEC,
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DOMAIN_ERROR_SYNTAX_ERROR_HANDLER,
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EVALUATION_ERROR_FLOAT_OVERFLOW,
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EVALUATION_ERROR_FLOAT_UNDERFLOW,
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EVALUATION_ERROR_INT_OVERFLOW,
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EVALUATION_ERROR_UNDEFINED,
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EVALUATION_ERROR_UNDERFLOW,
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EVALUATION_ERROR_ZERO_DIVISOR,
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EXISTENCE_ERROR_ARRAY,
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EXISTENCE_ERROR_SOURCE_SINK,
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EXISTENCE_ERROR_STREAM,
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INSTANTIATION_ERROR,
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INTERRUPT_ERROR,
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OUT_OF_HEAP_ERROR,
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OUT_OF_STACK_ERROR,
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OUT_OF_TRAIL_ERROR,
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PERMISSION_ERROR_ACCESS_PRIVATE_PROCEDURE,
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PERMISSION_ERROR_NEW_ALIAS_FOR_STREAM,
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PERMISSION_ERROR_CREATE_ARRAY,
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PERMISSION_ERROR_CREATE_OPERATOR,
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PERMISSION_ERROR_INPUT_BINARY_STREAM,
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PERMISSION_ERROR_INPUT_PAST_END_OF_STREAM,
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PERMISSION_ERROR_INPUT_STREAM,
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PERMISSION_ERROR_INPUT_TEXT_STREAM,
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PERMISSION_ERROR_MODIFY_STATIC_PROCEDURE,
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PERMISSION_ERROR_OPEN_SOURCE_SINK,
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PERMISSION_ERROR_OUTPUT_BINARY_STREAM,
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PERMISSION_ERROR_OUTPUT_STREAM,
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PERMISSION_ERROR_OUTPUT_TEXT_STREAM,
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PERMISSION_ERROR_RESIZE_ARRAY,
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PERMISSION_ERROR_REPOSITION_STREAM,
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PRED_ENTRY_COUNTER_UNDERFLOW,
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REPRESENTATION_ERROR_CHARACTER,
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REPRESENTATION_ERROR_CHARACTER_CODE,
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REPRESENTATION_ERROR_MAX_ARITY,
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RETRY_COUNTER_UNDERFLOW,
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SYNTAX_ERROR,
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SYSTEM_ERROR,
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TYPE_ERROR_ARRAY,
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TYPE_ERROR_ATOM,
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TYPE_ERROR_ATOMIC,
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TYPE_ERROR_BYTE,
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TYPE_ERROR_CALLABLE,
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TYPE_ERROR_CHARACTER,
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TYPE_ERROR_COMPOUND,
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TYPE_ERROR_DBREF,
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TYPE_ERROR_DBTERM,
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TYPE_ERROR_EVALUABLE,
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TYPE_ERROR_FLOAT,
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TYPE_ERROR_INTEGER,
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TYPE_ERROR_KEY,
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TYPE_ERROR_LIST,
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TYPE_ERROR_NUMBER,
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TYPE_ERROR_PREDICATE_INDICATOR,
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TYPE_ERROR_PTR,
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TYPE_ERROR_UBYTE,
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TYPE_ERROR_VARIABLE,
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UNKNOWN_ERROR
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} yap_error_number;
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extern char *_YAP_ErrorMessage; /* used to pass error messages */
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extern Term _YAP_Error_Term; /* used to pass error terms */
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extern yap_error_number _YAP_Error_TYPE; /* used to pass the error */
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typedef enum {
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YAP_INT_BOUNDED_FLAG = 0,
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MAX_ARITY_FLAG = 1,
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INTEGER_ROUNDING_FLAG = 2,
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YAP_MAX_INTEGER_FLAG = 3,
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YAP_MIN_INTEGER_FLAG = 4,
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CHAR_CONVERSION_FLAG = 5,
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YAP_DOUBLE_QUOTES_FLAG = 6,
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YAP_TO_CHARS_FLAG = 7,
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LANGUAGE_MODE_FLAG = 8,
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STRICT_ISO_FLAG = 9,
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SPY_CREEP_FLAG = 10,
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SOURCE_MODE_FLAG = 11,
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CHARACTER_ESCAPE_FLAG = 12,
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WRITE_QUOTED_STRING_FLAG = 13,
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ALLOW_ASSERTING_STATIC_FLAG = 14,
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HALT_AFTER_CONSULT_FLAG = 15,
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FAST_BOOT_FLAG = 16
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} yap_flags;
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#define STRING_AS_CHARS 0
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#define STRING_AS_ATOM 2
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#define QUINTUS_TO_CHARS 0
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#define ISO_TO_CHARS 1
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#define CPROLOG_CHARACTER_ESCAPES 0
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#define ISO_CHARACTER_ESCAPES 1
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#define SICSTUS_CHARACTER_ESCAPES 2
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#define NUMBER_OF_YAP_FLAGS FAST_BOOT_FLAG+1
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/************************ prototypes **********************************/
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#include "Yapproto.h"
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/************************ OPTYap configuration ************************/
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/* These must be included before unification handlers */
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#if defined(YAPOR) || defined(TABLING)
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#include "opt.config.h"
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#endif
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/***********************************************************************/
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/*
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absrectype Term = Int + Float + Atom + Pair + Appl + Ref + Var
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with AbsAppl(t) : *CELL -> Term
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and RepAppl(t) : Term -> *CELL
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and AbsPair(t) : *CELL -> Term
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and RepPair(t) : Term -> *CELL
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and IsIntTerm(t) = ...
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and IsAtomTerm(t) = ...
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and IsVarTerm(t) = ...
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and IsPairTerm(t) = ...
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and IsApplTerm(t) = ...
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and IsFloatTerm(t) = ...
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and IsRefTerm(t) = ...
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and IsNonVarTerm(t) = ! IsVar(t)
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and IsNumterm(t) = IsIntTerm(t) || IsFloatTerm(t)
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and IsAtomicTerm(t) = IsNumTerm(t) || IsAtomTerm(t)
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and IsPrimitiveTerm(t) = IsAtomicTerm(t) || IsRefTerm(t)
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and MkIntTerm(n) = ...
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and MkFloatTerm(f) = ...
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and MkAtomTerm(a) = ...
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and MkVarTerm(r) = ...
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and MkApplTerm(f,n,args) = ...
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and MkPairTerm(hd,tl) = ...
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and MkRefTerm(R) = ...
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and PtrOfTerm(t) : Term -> CELL * = ...
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and IntOfTerm(t) : Term -> int = ...
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and FloatOfTerm(t) : Term -> flt = ...
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and AtomOfTerm(t) : Term -> Atom = ...
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and VarOfTerm(t) : Term -> *Term = ....
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and HeadOfTerm(t) : Term -> Term = ...
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and TailOfTerm(t) : Term -> Term = ...
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and FunctorOfTerm(t) : Term -> Functor = ...
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and ArgOfTerm(i,t) : Term -> Term= ...
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and RefOfTerm(t) : Term -> DBRef = ...
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*/
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/*
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YAP can use several different tag schemes, according to the kind of
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machine we are experimenting with.
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*/
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#if LONG_ADDRESSES && defined(OLD_TAG_SCHEME)
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#include "Tags_32bits.h"
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#endif /* LONG_ADDRESSES && defined(OLD_TAG_SCHEME) */
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/* AIX will by default place mmaped segments at 0x30000000. This is
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incompatible with the high tag scheme. Linux-ELF also does not like
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if you place things in the lower addresses (power to the libc people).
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*/
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#if (defined(_AIX) || defined(_WIN32) || defined(sparc) || defined(__sparc) || defined(mips) || defined(__FreeBSD__) || defined(_POWER) || defined(__linux__) || defined(IN_SECOND_QUADRANT)) && !defined(TABLING)
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#define USE_LOW32_TAGS 1
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#endif
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#if LONG_ADDRESSES && SIZEOF_INT_P==4 && !defined(OLD_TAG_SCHEME) && !defined(USE_LOW32_TAGS)
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#include "Tags_32Ops.h"
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#endif /* LONG_ADDRESSES && !defined(OLD_TAG_SCHEME) && !defined(USE_LOW32_TAGS) */
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#if LONG_ADDRESSES && SIZEOF_INT_P==4 && !defined(OLD_TAG_SCHEME) && defined(USE_LOW32_TAGS)
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#include "Tags_32LowTag.h"
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#endif /* LONG_ADDRESSES && !defined(OLD_TAG_SCHEME) */
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#if LONG_ADDRESSES && SIZEOF_INT_P==8 && !defined(OLD_TAG_SCHEME)
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#include "Tags_64bits.h"
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#endif /* LONG_ADDRESSES && SIZEOF_INT_P==8 && !defined(OLD_TAG_SCHEME) */
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#if !LONG_ADDRESSES
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#include "Tags_24bits.h"
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#endif /* !LONG_ADDRESSES */
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#ifdef TAG_LOW_BITS_32
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#define MBIT 0x80000000
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#define RBIT 0x40000000
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#if IN_SECOND_QUADRANT
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#define INVERT_RBIT 1 /* RBIT is 1 by default */
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#endif
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#else
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#if defined(SBA) && defined(__linux__)
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#define MBIT /* 0x20000000 */ MKTAG(0x1,0) /* mark bit */
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#else
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#define RBIT /* 0x20000000 */ MKTAG(0x1,0) /* relocation chain bit */
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#define MBIT /* 0x40000000 */ MKTAG(0x2,0) /* mark bit */
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#endif
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#endif
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#define TermSize sizeof(Term)
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/************* variables related to memory allocation *******************/
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/* must be before TermExt.h */
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extern ADDR _YAP_HeapBase,
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_YAP_LocalBase,
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_YAP_GlobalBase,
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_YAP_TrailBase,
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_YAP_TrailTop;
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/* applies to unbound variables */
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Destructor(Term, VarOf, Term *, t, t)
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#if SBA
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Inline0(MkVarTerm, Term, (*H = 0, H++))
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Inline(IsUnboundVar, int, Term, t, t == 0)
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#else
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Inline0(MkVarTerm, Term, (*H = (CELL) H, H++))
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Inline(IsUnboundVar, int, Term, t, *VarOfTerm(t) == (t))
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#endif
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Inline(PtrOfTerm, CELL *, Term, t, *(CELL *)(t))
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Inline(FunctorOfTerm, Functor, Term, t, *RepAppl(t))
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Inline(MkAtomTerm, Term, Atom, a, TAGGEDA(AtomTag, (CELL)(a)-HEAP_INIT_BASE))
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Destructor(Term, AtomOf, Atom, t, HEAP_INIT_BASE+NonTagPart(t))
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Inline(IsAtomTerm, int, Term, t, CHKTAG((t), AtomTag))
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Inline(MkIntTerm, Term, Int, n, TAGGED(NumberTag, (n)))
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/*
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A constant to subtract or add to a well-known term, we assume no
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overflow problems are possible
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*/
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Inline(MkIntConstant, Term, Int, n, NONTAGGED(NumberTag, (n)))
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Inline(IsIntTerm, int, Term, t, CHKTAG((t), NumberTag))
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EXTERN inline Term STD_PROTO(MkPairTerm,(Term,Term));
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EXTERN inline Term
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MkPairTerm(Term head, Term tail)
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{
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register CELL *p = H;
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H[0] = head;
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H[1] = tail;
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H+=2;
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return (AbsPair(p));
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}
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/* Needed to handle numbers:
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these two macros are fundamental in the integer/float conversions */
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#ifdef M_WILLIAMS
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#define IntInBnd(X) (TRUE)
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#else
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#ifdef TAGS_FAST_OPS
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#define IntInBnd(X) (Unsigned( ( (Int)(X) >> (32-7) ) + 1) <= 1)
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#else
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#define IntInBnd(X) ( (X) < MAX_ABS_INT && \
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(X) > -MAX_ABS_INT-1L )
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#endif
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#endif
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#ifdef C_PROLOG
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#define FlIsInt(X) ( (X) == (Int)(X) && IntInBnd((X)) )
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#else
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#define FlIsInt(X) ( FALSE )
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#endif
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/*
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There are two types of functors:
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o Special functors mark special terms
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on the heap that should be seen as constants.
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o Standard functors mark normal applications.
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*/
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#include "TermExt.h"
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#define IsAccessFunc(func) ((func) == FunctorAccess)
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Inline(MkIntegerTerm, Term, Int, n, IntInBnd(n) ? MkIntTerm(n) : MkLongIntTerm(n))
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Inline(IsIntegerTerm, int, Term, t, IsIntTerm(t) || IsLongIntTerm(t))
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Inline(IntegerOfTerm, Int, Term, t, IsIntTerm(t) ? IntOfTerm(t) : LongIntOfTerm(t))
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/*************** unification routines ***********************************/
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#if SBA
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#include "sbaamiops.h"
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#else
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#include "amiops.h"
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#endif
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/*************** High level macros to access arguments ******************/
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Inline2(ArgOfTerm, Term, int, i, Term, t, Derefa(RepAppl(t) + (i)))
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Inline(HeadOfTerm, Term, Term, t, Derefa(RepPair(t)))
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Inline(TailOfTerm, Term, Term, t, Derefa(RepPair(t) + 1))
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Inline2(ArgOfTermCell, Term, int, i, Term, t, (CELL)(RepAppl(t) + (i)))
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Inline(HeadOfTermCell, Term, Term, t, (CELL)(RepPair(t)))
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Inline(TailOfTermCell, Term, Term, t, (CELL)(RepPair(t) + 1))
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/*************** variables concerned with atoms table *******************/
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#define MaxHash 1001
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#define FAIL_RESTORE 0
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#define DO_EVERYTHING 1
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#define DO_ONLY_CODE 2
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#ifdef EMACS
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/******************** using Emacs mode ********************************/
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extern int emacs_mode;
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#endif
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/********* common instructions codes*************************/
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#define MAX_PROMPT 256
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#if USE_THREADED_CODE
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/************ reverse lookup of instructions *****************/
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typedef struct opcode_tab_entry {
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OPCODE opc;
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op_numbers opnum;
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} opentry;
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#endif
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/******************* storing error messages ****************************/
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#define MAX_ERROR_MSG_SIZE 256
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extern char _YAP_ErrorSay[MAX_ERROR_MSG_SIZE];
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/********************* how to write a Prolog term ***********************/
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/********* Prolog may be in several modes *******************************/
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typedef enum {
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BootMode = 1, /* if booting or restoring */
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UserMode = 2, /* Normal mode */
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CritMode = 4, /* If we are meddling with the heap */
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AbortMode = 8, /* expecting to abort */
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InterruptMode = 16, /* under an interrupt */
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InErrorMode = 32, /* under an interrupt */
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ConsoleGetcMode = 64, /* blocked reading from console */
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ExtendStackMode = 128 /* trying to extend stack */
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} prolog_exec_mode;
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extern prolog_exec_mode _YAP_PrologMode;
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extern int _YAP_CritLocks;
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/************** Access to yap initial arguments ***************************/
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extern char **_YAP_argv;
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extern int _YAP_argc;
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/******************* number of modules ****************************/
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#define MaxModules 256
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#ifdef YAPOR
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#define YAPEnterCriticalSection() \
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{ \
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if (worker_id != GLOBAL_LOCKS_who_locked_heap) { \
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LOCK(GLOBAL_LOCKS_heap_access); \
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GLOBAL_LOCKS_who_locked_heap = worker_id; \
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} \
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_YAP_PrologMode |= CritMode; \
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_YAP_CritLocks++; \
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}
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#define YAPLeaveCriticalSection() \
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{ \
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_YAP_CritLocks--; \
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if (!_YAP_CritLocks) { \
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_YAP_PrologMode &= ~CritMode; \
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if (_YAP_PrologMode & InterruptMode) { \
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_YAP_PrologMode &= ~InterruptMode; \
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_YAP_ProcessSIGINT(); \
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} \
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if (_YAP_PrologMode & AbortMode) { \
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_YAP_PrologMode &= ~AbortMode; \
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_YAP_Error(PURE_ABORT, 0, ""); \
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} \
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GLOBAL_LOCKS_who_locked_heap = MAX_WORKERS; \
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UNLOCK(GLOBAL_LOCKS_heap_access); \
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} \
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}
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#else
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#define YAPEnterCriticalSection() \
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{ \
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_YAP_PrologMode |= CritMode; \
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_YAP_CritLocks++; \
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}
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#define YAPLeaveCriticalSection() \
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{ \
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_YAP_CritLocks--; \
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if (!_YAP_CritLocks) { \
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_YAP_PrologMode &= ~CritMode; \
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if (_YAP_PrologMode & InterruptMode) { \
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_YAP_PrologMode &= ~InterruptMode; \
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_YAP_ProcessSIGINT(); \
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} \
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if (_YAP_PrologMode & AbortMode) { \
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_YAP_PrologMode &= ~AbortMode; \
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_YAP_Error(PURE_ABORT, 0, ""); \
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} \
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} \
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}
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#endif /* YAPOR */
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|
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/* when we are calling the InitStaff procedures */
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#define AT_BOOT 0
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#define AT_RESTORE 1
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|
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/********* mutable variables ******************/
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|
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/* I assume that the size of this structure is a multiple of the size
|
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of CELL!!! */
|
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typedef struct TIMED_MAVAR{
|
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CELL value;
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CELL clock;
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} timed_var;
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|
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/********* while debugging you may need some info ***********************/
|
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|
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#if EMACS
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extern char emacs_tmp[], emacs_tmp2[];
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#endif
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|
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#if defined(YAPOR) || defined(TABLING)
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#include "opt.structs.h"
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#include "opt.macros.h"
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#include "opt.proto.h"
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#endif /* YAPOR || TABLING */
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|
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#if SBA
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#include "sbaunify.h"
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#endif
|
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|