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yap-6.3/H/YapTerm.h
2016-04-05 02:28:56 +01:00

160 lines
3.4 KiB
C

/*************************************************************************
* *
* 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: Yap.h *
* mods: *
* comments: abstract type definitions for YAP *
* version: $Id: Yap.h,v 1.38 2008-06-18 10:02:27 vsc Exp $ *
*************************************************************************/
#ifndef YAP_H
#include "YapTermConfig.h"
#include "config.h"
#if HAVE_STDINT_H
#include <stdint.h>
#endif
#if HAVE_INTTYPES_H
#include <inttypes.h>
#endif
typedef void *Functor;
typedef void *Atom;
#endif
#define ALIGN_BY_TYPE(X, TYPE) \
(((CELL)(X) + (sizeof(TYPE) - 1)) & ~(sizeof(TYPE) - 1))
#ifndef EXTERN
#ifdef _MSC_VER
#define EXTERN
#else
#define EXTERN extern
#endif
#endif
/* defines integer types Int and UInt (unsigned) with the same size as a ptr
** and integer types Short and UShort with half the size of a ptr */
#if HAVE_INTTYPES_H
#include <inttypes.h>
#define Int_FORMAT "%" PRIdPTR
#define UInt_ANYFORMAT "%" PRIuPTR
#define UInt_FORMAT "%" PRIuPTR
typedef intptr_t Int;
typedef uintptr_t UInt;
#elif SIZEOF_INT_P == 4
#if SIZEOF_LONGINT == 4
#define Int_FORMAT "%l"
#define UInt_FORMAT "%ul"
#elif SIZEOF_LONG_INT == 4
/* typedef long int Int;*/
/* typedef unsigned long int UInt; */
#if _WIN32 || __ANDROID__
#define Int_FORMAT "%d"
#define UInt_FORMAT "%u"
#else
#define Int_FORMAT "%ld"
#define UInt_FORMAT "%lu"
#endif
#else
#error Yap require integer types of the same size as a pointer
#endif
#if SIZEOF_SHORT_INT == 2
/* */ typedef short int Short;
/* */ typedef unsigned short int UShort;
#else
#error Yap requires integer types half the size of a pointer
#endif
#elif SIZEOF_INT_P == 8
#if SIZEOF_INT == 8
#define Int_FORMAT "%d"
#define UInt_FORMAT "%u"
#elif SIZEOF_LONG_INT == 8
#define Int_FORMAT "%ld"
#define UInt_FORMAT "%lu"
#elif SIZEOF_LONG_LONG_INT == 8
#define Int_FORMAT "%I64d"
#define UInt_FORMAT "%I64u"
#else
#error Yap requires integer types of the same size as a pointer
#endif
#if SIZEOF_SHORT_INT == 4
/* */ typedef short int Short;
/* */ typedef unsigned short int UShort;
#elif SIZEOF_INT == 4
/* */ typedef int Short;
/* */ typedef unsigned int UShort;
#else
#error Yap requires integer types half the size of a pointer
#endif
#else
#error Yap requires pointers of size 4 or 8
#endif
typedef uintptr_t CELL;
typedef uint16_t BITS16;
typedef int16_t SBITS16;
typedef uint32_t BITS32;
#define WordSize sizeof(BITS16)
#define CellSize sizeof(CELL)
#define SmallSize sizeof(SMALLUNSGN)
/*************************************************************************************************
type casting macros
*************************************************************************************************/
typedef uintptr_t Term;
typedef intptr_t yhandle_t;
typedef double Float;
#if SIZEOF_INT < SIZEOF_INT_P
#define SHORT_INTS 1
#else
#define SHORT_INTS 0
#endif
#ifdef __GNUC__
typedef long long int YAP_LONG_LONG;
typedef unsigned long long int YAP_ULONG_LONG;
#else
typedef long int YAP_LONG_LONG;
typedef unsigned long int YAP_ULONG_LONG;
#endif
#define Unsigned(V) ((CELL)(V))
#define Signed(V) ((Int)(V))