diff options
Diffstat (limited to 'sysdeps/ieee754/flt-32/s_setpayloadf_main.c')
-rw-r--r-- | sysdeps/ieee754/flt-32/s_setpayloadf_main.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/sysdeps/ieee754/flt-32/s_setpayloadf_main.c b/sysdeps/ieee754/flt-32/s_setpayloadf_main.c deleted file mode 100644 index 8b046d6547..0000000000 --- a/sysdeps/ieee754/flt-32/s_setpayloadf_main.c +++ /dev/null @@ -1,53 +0,0 @@ -/* Set NaN payload. flt-32 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 0x7f -#define PAYLOAD_DIG 22 -#define EXPLICIT_MANT_DIG 23 - -int -FUNC (float *x, float payload) -{ - uint32_t ix; - GET_FLOAT_WORD (ix, payload); - int exponent = ix >> EXPLICIT_MANT_DIG; - /* Test if argument is (a) negative or too large; (b) too small, - except for 0 when allowed; (c) not an integer. */ - if (exponent >= BIAS + PAYLOAD_DIG - || (exponent < BIAS && !(SET_HIGH_BIT && ix == 0)) - || (ix & ((1U << (BIAS + EXPLICIT_MANT_DIG - exponent)) - 1)) != 0) - { - SET_FLOAT_WORD (*x, 0); - return 1; - } - if (ix != 0) - { - ix &= (1U << EXPLICIT_MANT_DIG) - 1; - ix |= 1U << EXPLICIT_MANT_DIG; - ix >>= BIAS + EXPLICIT_MANT_DIG - exponent; - } - ix |= 0x7f800000 | (SET_HIGH_BIT ? 0x400000 : 0); - SET_FLOAT_WORD (*x, ix); - return 0; -} |