diff options
Diffstat (limited to 'Build/source/libs/mpfr/mpfr-src/src/init2.c')
-rw-r--r-- | Build/source/libs/mpfr/mpfr-src/src/init2.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/Build/source/libs/mpfr/mpfr-src/src/init2.c b/Build/source/libs/mpfr/mpfr-src/src/init2.c deleted file mode 100644 index 7cd0b15d351..00000000000 --- a/Build/source/libs/mpfr/mpfr-src/src/init2.c +++ /dev/null @@ -1,64 +0,0 @@ -/* mpfr_init2 -- initialize a floating-point number with given precision - -Copyright 2001-2020 Free Software Foundation, Inc. -Contributed by the AriC and Caramba 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 3 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.LESSER. If not, see -https://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., -51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ - -#include "mpfr-impl.h" - -MPFR_HOT_FUNCTION_ATTR void -mpfr_init2 (mpfr_ptr x, mpfr_prec_t p) -{ - mp_size_t xsize; - mpfr_size_limb_t *tmp; - - /* Check if we can represent the number of limbs - * associated to the maximum of mpfr_prec_t*/ - MPFR_STAT_STATIC_ASSERT( MP_SIZE_T_MAX >= (MPFR_PREC_MAX/MPFR_BYTES_PER_MP_LIMB) ); - - /* Check for correct GMP_NUMB_BITS and MPFR_BYTES_PER_MP_LIMB */ - MPFR_STAT_STATIC_ASSERT(GMP_NUMB_BITS == MPFR_BYTES_PER_MP_LIMB * CHAR_BIT); - MPFR_STAT_STATIC_ASSERT(sizeof(mp_limb_t) == MPFR_BYTES_PER_MP_LIMB); - /* Check for mp_bits_per_limb (a global variable inside GMP library) */ - MPFR_ASSERTN (mp_bits_per_limb == GMP_NUMB_BITS); - - /* Check for correct EXP NAN, ZERO & INF in both mpfr.h and mpfr-impl.h */ - MPFR_STAT_STATIC_ASSERT( __MPFR_EXP_NAN == MPFR_EXP_NAN ); - MPFR_STAT_STATIC_ASSERT( __MPFR_EXP_ZERO == MPFR_EXP_ZERO ); - MPFR_STAT_STATIC_ASSERT( __MPFR_EXP_INF == MPFR_EXP_INF ); - - MPFR_STAT_STATIC_ASSERT( MPFR_EMAX_MAX <= (MPFR_EXP_MAX >> 1) ); - MPFR_STAT_STATIC_ASSERT( MPFR_EMIN_MIN >= -(MPFR_EXP_MAX >> 1) ); - - /* p=1 is not allowed since the rounding to nearest even rule requires at - least two bits of mantissa: the neighbors of 3/2 are 1*2^0 and 1*2^1, - which both have an odd mantissa */ - MPFR_ASSERTN (MPFR_PREC_COND (p)); - - xsize = MPFR_PREC2LIMBS (p); - tmp = (mpfr_size_limb_t *) mpfr_allocate_func(MPFR_MALLOC_SIZE(xsize)); - - MPFR_PREC(x) = p; /* Set prec */ - MPFR_EXP (x) = MPFR_EXP_INVALID; /* make sure that the exp field has a - valid value in the C point of view */ - MPFR_SET_POS(x); /* Set a sign */ - MPFR_SET_MANT_PTR(x, tmp); /* Set Mantissa ptr */ - MPFR_SET_ALLOC_SIZE(x, xsize); /* Fix alloc size of Mantissa */ - MPFR_SET_NAN(x); /* initializes to NaN */ -} |