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/* Interface to replace gmp-impl.h
Copyright 2004 Free Software Foundation, Inc.
This file is part of the MPFR Library.
The MPFR Library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or (at your
option) any later version.
The MPFR Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the MPFR Library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA. */
#ifndef __GMPFR_GMP_H__
#define __GMPFR_GMP_H__
#ifndef __MPFR_IMPL_H__
# error "mpfr-impl.h not included"
#endif
#include <limits.h> /* For INT_MAX, ... */
#include <string.h> /* For memcpy, memset and memmove */
/* The following tries to get a good version of alloca.
See gmp-impl.h for implementation details and original version */
#ifndef alloca
# if defined ( __GNUC__ )
# define alloca __builtin_alloca
# elif defined (__DECC)
# define alloca(x) __ALLOCA(x)
# elif defined (_MSC_VER)
# include <malloc.h>
# define alloca _alloca
# elif defined (HAVE_ALLOCA_H)
# include <alloca.h>
# elif defined (_AIX) || defined (_IBMR2)
#pragma alloca
# else
char *alloca ();
# endif
#endif
/* Define BITS_PER_MP_LIMB
Can't use sizeof(mp_limb_t) since it should be a preprocessor constant */
#if defined(GMP_NUMB_BITS) /* GMP 4.1.2 or above */
# define BITS_PER_MP_LIMB (GMP_NUMB_BITS+GMP_NAIL_BITS)
#elif defined (__GMP_BITS_PER_MP_LIMB) /* Older versions 4.x.x */
# define BITS_PER_MP_LIMB __GMP_BITS_PER_MP_LIMB
# define GMP_NUMB_BITS BITS_PER_MP_LIMB
# ifndef GMP_NAIL_BITS
# define GMP_NAIL_BITS 0
# endif
#else
# error "Could not detect BITS_PER_MP_LIMB. Try with gmp internal files."
#endif
/* Define some macros */
#define BYTES_PER_MP_LIMB (BITS_PER_MP_LIMB/CHAR_BIT)
#define MP_LIMB_T_MAX (~(mp_limb_t)0)
#define ULONG_HIGHBIT (ULONG_MAX ^ ((unsigned long) ULONG_MAX >> 1))
#define UINT_HIGHBIT (UINT_MAX ^ ((unsigned) UINT_MAX >> 1))
#define USHRT_HIGHBIT ((unsigned short) (USHRT_MAX ^ ((unsigned short) USHRT_MAX >> 1)))
#define GMP_LIMB_HIGHBIT (MP_LIMB_T_MAX ^ (MP_LIMB_T_MAX >> 1))
#if __GMP_MP_SIZE_T_INT
#define MP_SIZE_T_MAX INT_MAX
#define MP_SIZE_T_MIN INT_MIN
#else
#define MP_SIZE_T_MAX LONG_MAX
#define MP_SIZE_T_MIN LONG_MIN
#endif
#define LONG_HIGHBIT LONG_MIN
#define INT_HIGHBIT INT_MIN
#define SHRT_HIGHBIT SHRT_MIN
/* MP_LIMB macros */
#define MPN_ZERO(dst, n) memset((dst), 0, (n)*BYTES_PER_MP_LIMB)
#define MPN_COPY_DECR(dst,src,n) memmove((dst),(src),(n)*BYTES_PER_MP_LIMB)
#define MPN_COPY_INCR(dst,src,n) memmove((dst),(src),(n)*BYTES_PER_MP_LIMB)
#define MPN_COPY(dst,src,n) memcpy((dst),(src),(n)*BYTES_PER_MP_LIMB)
/* MPN macros taken from gmp-impl.h */
#define MPN_NORMALIZE(DST, NLIMBS) \
do { \
while (NLIMBS > 0) \
{ \
if ((DST)[(NLIMBS) - 1] != 0) \
break; \
NLIMBS--; \
} \
} while (0)
#define MPN_NORMALIZE_NOT_ZERO(DST, NLIMBS) \
do { \
MPFR_ASSERTD ((NLIMBS) >= 1); \
while (1) \
{ \
if ((DST)[(NLIMBS) - 1] != 0) \
break; \
NLIMBS--; \
} \
} while (0)
#define MPN_OVERLAP_P(xp, xsize, yp, ysize) \
((xp) + (xsize) > (yp) && (yp) + (ysize) > (xp))
#define MPN_SAME_OR_INCR2_P(dst, dsize, src, ssize) \
((dst) <= (src) || ! MPN_OVERLAP_P (dst, dsize, src, ssize))
#define MPN_SAME_OR_INCR_P(dst, src, size) \
MPN_SAME_OR_INCR2_P(dst, size, src, size)
#define MPN_SAME_OR_DECR2_P(dst, dsize, src, ssize) \
((dst) >= (src) || ! MPN_OVERLAP_P (dst, dsize, src, ssize))
#define MPN_SAME_OR_DECR_P(dst, src, size) \
MPN_SAME_OR_DECR2_P(dst, size, src, size)
/* If sqr_n is not exported, used mpn_mul instead */
#ifndef mpn_sqr_n
# define mpn_sqr_n(dst,src,n) mpn_mul((dst),(src),(n),(src),(n))
#endif
/* ASSERT */
void mpfr_assert_fail _MPFR_PROTO((const char *filename, int linenum, const char *expr));
#define ASSERT_FAIL(expr) mpfr_assert_fail (__FILE__, __LINE__, #expr)
#define ASSERT(expr) MPFR_ASSERTD(expr)
/* Access fileds of GMP struct */
#define SIZ(x) ((x)->_mp_size)
#define ABSIZ(x) ABS (SIZ (x))
#define PTR(x) ((x)->_mp_d)
#define LIMBS(x) ((x)->_mp_d)
#define EXP(x) ((x)->_mp_exp)
#define PREC(x) ((x)->_mp_prec)
#define ALLOC(x) ((x)->_mp_alloc)
#define MPZ_REALLOC(z,n) ((n) > ALLOC(z) ? _mpz_realloc(z,n) : PTR(z))
/* Non IEEE float supports -- needs to detect them with proper configure */
#undef XDEBUG
#define XDEBUG
/* Temp memory allocate */
#define TMP_DECL(m)
#define TMP_ALLOC(x) alloca(x)
#define TMP_MARK(m)
#define TMP_FREE(m)
/* For longlong.h */
#ifdef HAVE_ATTRIBUTE_MODE
typedef unsigned int UQItype __attribute__ ((mode (QI)));
typedef int SItype __attribute__ ((mode (SI)));
typedef unsigned int USItype __attribute__ ((mode (SI)));
typedef int DItype __attribute__ ((mode (DI)));
typedef unsigned int UDItype __attribute__ ((mode (DI)));
#else
typedef unsigned char UQItype;
typedef long SItype;
typedef unsigned long USItype;
#ifdef HAVE_LONG_LONG
typedef long long int DItype;
typedef unsigned long long int UDItype;
#else /* Assume `long' gives us a wide enough type. Needed for hppa2.0w. */
typedef long int DItype;
typedef unsigned long int UDItype;
#endif
#endif
typedef mp_limb_t UWtype;
typedef unsigned int UHWtype;
#define W_TYPE_SIZE BITS_PER_MP_LIMB
/* Remap names of internal mpn functions (for longlong.h). */
#undef __clz_tab
#define __clz_tab mpfr_clz_tab
/* Use (4.0 * ...) instead of (2.0 * ...) to work around buggy compilers
that don't convert ulong->double correctly (eg. SunOS 4 native cc). */
#undef MP_BASE_AS_DOUBLE
#define MP_BASE_AS_DOUBLE (4.0 * ((mp_limb_t) 1 << (GMP_NUMB_BITS - 2)))
/* Structure for conversion between internal binary format and
strings in base 2..36. */
struct bases
{
/* log(2)/log(conversion_base) */
double chars_per_bit_exactly;
};
#undef __mp_bases
#define __mp_bases mpfr_bases
extern const struct bases __mp_bases[257];
/* Standard macros */
#undef ABS
#undef MIN
#undef MAX
#undef numberof
#define ABS(x) ((x) >= 0 ? (x) : -(x))
#define MIN(l,o) ((l) < (o) ? (l) : (o))
#define MAX(h,i) ((h) > (i) ? (h) : (i))
#define numberof(x) (sizeof (x) / sizeof ((x)[0]))
/* Random */
#undef __gmp_rands_initialized
#undef __gmp_rands
#define __gmp_rands_initialized mpfr_rands_initialized
#define __gmp_rands mpfr_rands
extern char __gmp_rands_initialized;
extern gmp_randstate_t __gmp_rands;
#undef RANDS
#define RANDS \
((__gmp_rands_initialized ? 0 \
: (__gmp_rands_initialized = 1, \
gmp_randinit_default (__gmp_rands), 0)), \
__gmp_rands)
#undef RANDS_CLEAR
#define RANDS_CLEAR() \
do { \
if (__gmp_rands_initialized) \
{ \
__gmp_rands_initialized = 0; \
gmp_randclear (__gmp_rands); \
} \
} while (0)
typedef __gmp_randstate_struct *gmp_randstate_ptr;
#undef _gmp_rand
#define _gmp_rand mpfr_rand_raw
void mpfr_rand_raw _MPFR_PROTO((mp_ptr, gmp_randstate_t, unsigned long int));
/* To be called BEFORE tests_start_mpfr () if the tests used
mpfr_random, mpfr_random2 or any functions which uses the macro RANDS */
void mpfr_init_gmp_rand _MPFR_PROTO((void));
#define MPFR_TEST_USE_RANDS() mpfr_init_gmp_rand ();
/* Allocate func are defined in gmp-impl.h */
/* In newer GMP, there aren't anymore __gmp_allocate_func,
__gmp_reallocate_func & __gmp_free_func in gmp.h
Just getting the correct value by calling mp_get_memory_functions */
#ifdef mp_get_memory_functions
#undef __gmp_allocate_func
#undef __gmp_reallocate_func
#undef __gmp_free_func
#define MPFR_GET_MEMFUNC mp_get_memory_functions(&mpfr_allocate_func, &mpfr_reallocate_func, &mpfr_free_func)
#define __gmp_allocate_func (MPFR_GET_MEMFUNC, mpfr_allocate_func)
#define __gmp_reallocate_func (MPFR_GET_MEMFUNC, mpfr_reallocate_func)
#define __gmp_free_func (MPFR_GET_MEMFUNC, mpfr_free_func)
extern void * (*mpfr_allocate_func) _MPFR_PROTO ((size_t));
extern void * (*mpfr_reallocate_func) _MPFR_PROTO ((void *, size_t, size_t));
extern void (*mpfr_free_func) _MPFR_PROTO ((void *, size_t));
#endif
#undef __gmp_default_allocate
#undef __gmp_default_reallocate
#undef __gmp_default_free
#define __gmp_default_allocate mpfr_default_allocate
#define __gmp_default_reallocate mpfr_default_reallocate
#define __gmp_default_free mpfr_default_free
void *__gmp_default_allocate _MPFR_PROTO ((size_t));
void *__gmp_default_reallocate _MPFR_PROTO ((void *, size_t, size_t));
void __gmp_default_free _MPFR_PROTO ((void *, size_t));
#endif /* Gmp internal emulator */
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