diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128/s_totalorderl.c')
-rw-r--r-- | sysdeps/ieee754/ldbl-128/s_totalorderl.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/sysdeps/ieee754/ldbl-128/s_totalorderl.c b/sysdeps/ieee754/ldbl-128/s_totalorderl.c deleted file mode 100644 index ca7b3102e1..0000000000 --- a/sysdeps/ieee754/ldbl-128/s_totalorderl.c +++ /dev/null @@ -1,54 +0,0 @@ -/* Total order operation. ldbl-128 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> - -int -totalorderl (_Float128 x, _Float128 y) -{ - int64_t hx, hy; - uint64_t lx, ly; - GET_LDOUBLE_WORDS64 (hx, lx, x); - GET_LDOUBLE_WORDS64 (hy, ly, y); -#if HIGH_ORDER_BIT_IS_SET_FOR_SNAN - uint64_t uhx = hx & 0x7fffffffffffffffULL; - uint64_t uhy = hy & 0x7fffffffffffffffULL; - /* For the preferred quiet NaN convention, this operation is a - comparison of the representations of the arguments interpreted as - sign-magnitude integers. If both arguments are NaNs, invert the - quiet/signaling bit so comparing that way works. */ - if ((uhx > 0x7fff000000000000ULL || (uhx == 0x7fff000000000000ULL - && lx != 0)) - && (uhy > 0x7fff000000000000ULL || (uhy == 0x7fff000000000000ULL - && ly != 0))) - { - hx ^= 0x0000800000000000ULL; - hy ^= 0x0000800000000000ULL; - } -#endif - uint64_t hx_sign = hx >> 63; - uint64_t hy_sign = hy >> 63; - hx ^= hx_sign >> 1; - lx ^= hx_sign; - hy ^= hy_sign >> 1; - ly ^= hy_sign; - return hx < hy || (hx == hy && lx <= ly); -} |