/* Interface to replace gmp-impl.h Copyright 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. Contributed by the Arenaire and Cacao projects, INRIA. This file is part of the GNU MPFR Library. The GNU 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 GNU 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 GNU MPFR Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef __GMPFR_GMP_H__ #define __GMPFR_GMP_H__ #ifndef __MPFR_IMPL_H__ # error "mpfr-impl.h not included" #endif #include /* For INT_MAX, ... */ #include /* 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 # define alloca _alloca # elif defined (HAVE_ALLOCA_H) # include # elif defined (_AIX) || defined (_IBMR2) # pragma alloca # else char *alloca (); # endif #endif #if defined (__cplusplus) extern "C" { #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) \ do \ { \ if ((dst) != (src)) \ { \ MPFR_ASSERTD ((char *) (dst) >= (char *) (src) + \ (n) * BYTES_PER_MP_LIMB || \ (char *) (src) >= (char *) (dst) + \ (n) * BYTES_PER_MP_LIMB); \ memcpy ((dst), (src), (n) * BYTES_PER_MP_LIMB); \ } \ } \ while (0) /* 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 or mul_basecase are 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 #ifndef mpn_mul_basecase # define mpn_mul_basecase(dst,s1,n1,s2,n2) mpn_mul((dst),(s1),(n1),(s2),(n2)) #endif #ifndef mpn_sqr_basecase # define mpn_sqr_basecase(dst,src,n) mpn_mul((dst),(src),(n),(src),(n)) #endif /* ASSERT */ __MPFR_DECLSPEC void mpfr_assert_fail _MPFR_PROTO((const char *, int, const char *)); #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 /* 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 __MPFR_DECLSPEC extern const struct bases mpfr_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 __MPFR_DECLSPEC extern char mpfr_rands_initialized; __MPFR_DECLSPEC extern gmp_randstate_t mpfr_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 __MPFR_DECLSPEC void mpfr_rand_raw _MPFR_PROTO((mp_ptr, gmp_randstate_t, unsigned long)); /* 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) __MPFR_DECLSPEC extern void * (*mpfr_allocate_func) _MPFR_PROTO ((size_t)); __MPFR_DECLSPEC extern void * (*mpfr_reallocate_func) _MPFR_PROTO ((void *, size_t, size_t)); __MPFR_DECLSPEC 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 __MPFR_DECLSPEC void *__gmp_default_allocate _MPFR_PROTO ((size_t)); __MPFR_DECLSPEC void *__gmp_default_reallocate _MPFR_PROTO ((void *, size_t, size_t)); __MPFR_DECLSPEC void __gmp_default_free _MPFR_PROTO ((void *, size_t)); /* Temp memory allocate */ struct tmp_marker { void *ptr; size_t size; struct tmp_marker *next; }; __MPFR_DECLSPEC void *mpfr_tmp_allocate _MPFR_PROTO ((struct tmp_marker **, size_t)); __MPFR_DECLSPEC void mpfr_tmp_free _MPFR_PROTO ((struct tmp_marker *)); /* Do not define TMP_SALLOC (see the test in mpfr-impl.h)! */ #define TMP_ALLOC(n) (MPFR_LIKELY ((n) < 16384) ? \ alloca (n) : mpfr_tmp_allocate (&tmp_marker, (n))) #define TMP_DECL(m) struct tmp_marker *tmp_marker #define TMP_MARK(m) (tmp_marker = 0) #define TMP_FREE(m) mpfr_tmp_free (tmp_marker) #if defined (__cplusplus) } #endif #endif /* Gmp internal emulator */