diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128ibm/s_setpayloadl_main.c')
-rw-r--r-- | sysdeps/ieee754/ldbl-128ibm/s_setpayloadl_main.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_setpayloadl_main.c b/sysdeps/ieee754/ldbl-128ibm/s_setpayloadl_main.c deleted file mode 100644 index 9aa02cdf93..0000000000 --- a/sysdeps/ieee754/ldbl-128ibm/s_setpayloadl_main.c +++ /dev/null @@ -1,60 +0,0 @@ -/* Set NaN payload. ldbl-128ibm version. - Copyright (C) 2016-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C 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 C 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 C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <math.h> -#include <math_private.h> -#include <nan-high-order-bit.h> -#include <stdint.h> - -#define SET_HIGH_BIT (HIGH_ORDER_BIT_IS_SET_FOR_SNAN ? SIG : !SIG) -#define BIAS 0x3ff -#define PAYLOAD_DIG 51 -#define EXPLICIT_MANT_DIG 52 - -int -FUNC (long double *x, long double payload) -{ - double hi, lo; - uint64_t hx, lx; - - ldbl_unpack (payload, &hi, &lo); - EXTRACT_WORDS64 (hx, hi); - EXTRACT_WORDS64 (lx, lo); - int exponent = hx >> EXPLICIT_MANT_DIG; - /* Test if argument is (a) negative or too large; (b) too small, - except for 0 when allowed; (c) not an integer. All valid - arguments have the low part zero. */ - if ((lx & 0x7fffffffffffffffULL) != 0 - || exponent >= BIAS + PAYLOAD_DIG - || (exponent < BIAS && !(SET_HIGH_BIT && hx == 0)) - || (hx & ((1ULL << (BIAS + EXPLICIT_MANT_DIG - exponent)) - 1)) != 0) - { - *x = 0.0L; - return 1; - } - if (hx != 0) - { - hx &= (1ULL << EXPLICIT_MANT_DIG) - 1; - hx |= 1ULL << EXPLICIT_MANT_DIG; - hx >>= BIAS + EXPLICIT_MANT_DIG - exponent; - } - hx |= 0x7ff0000000000000ULL | (SET_HIGH_BIT ? 0x8000000000000ULL : 0); - INSERT_WORDS64 (hi, hx); - *x = ldbl_pack (hi, 0.0); - return 0; -} |