diff options
Diffstat (limited to 'sysdeps/ieee754/flt-32/s_lroundf.c')
| -rw-r--r-- | sysdeps/ieee754/flt-32/s_lroundf.c | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/sysdeps/ieee754/flt-32/s_lroundf.c b/sysdeps/ieee754/flt-32/s_lroundf.c deleted file mode 100644 index 81cb7ab10f..0000000000 --- a/sysdeps/ieee754/flt-32/s_lroundf.c +++ /dev/null @@ -1,73 +0,0 @@ -/* Round float value to long int. - Copyright (C) 1997-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. - - 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 <fenv.h> -#include <limits.h> -#include <math.h> - -#include <math_private.h> -#include <fix-fp-int-convert-overflow.h> - - -long int -__lroundf (float x) -{ - int32_t j0; - u_int32_t i; - long int result; - int sign; - - GET_FLOAT_WORD (i, x); - j0 = ((i >> 23) & 0xff) - 0x7f; - sign = (i & 0x80000000) != 0 ? -1 : 1; - i &= 0x7fffff; - i |= 0x800000; - - if (j0 < (int32_t) (8 * sizeof (long int)) - 1) - { - if (j0 < 0) - return j0 < -1 ? 0 : sign; - else if (j0 >= 23) - result = (long int) i << (j0 - 23); - else - { - i += 0x400000 >> j0; - - result = i >> (23 - j0); - } - } - else - { -#ifdef FE_INVALID - /* The number is too large. Unless it rounds to LONG_MIN, - FE_INVALID must be raised and the return value is - unspecified. */ - if (FIX_FLT_LONG_CONVERT_OVERFLOW && x != (float) LONG_MIN) - { - feraiseexcept (FE_INVALID); - return sign == 1 ? LONG_MAX : LONG_MIN; - } -#endif - return (long int) x; - } - - return sign * result; -} - -weak_alias (__lroundf, lroundf) |