From abfbdde177c3a7155070dda1b2cdc8292054cc26 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 14 Jul 1999 00:54:57 +0000 Subject: Update. --- sysdeps/libm-ieee754/s_lrintl.c | 86 ----------------------------------------- 1 file changed, 86 deletions(-) delete mode 100644 sysdeps/libm-ieee754/s_lrintl.c (limited to 'sysdeps/libm-ieee754/s_lrintl.c') diff --git a/sysdeps/libm-ieee754/s_lrintl.c b/sysdeps/libm-ieee754/s_lrintl.c deleted file mode 100644 index 673cf3d..0000000 --- a/sysdeps/libm-ieee754/s_lrintl.c +++ /dev/null @@ -1,86 +0,0 @@ -/* Round argument to nearest integral value according to current rounding - direction. - Copyright (C) 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper , 1997. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include - -#include "math_private.h" - -static const long double two63[2] = -{ - 9.223372036854775808000000e+18, /* 0x403E, 0x00000000, 0x00000000 */ - -9.223372036854775808000000e+18 /* 0xC03E, 0x00000000, 0x00000000 */ -}; - - -long int -__lrintl (long double x) -{ - int32_t se,j0; - u_int32_t i0, i1; - long int result; - volatile long double w; - long double t; - int sx; - - GET_LDOUBLE_WORDS (se, i0, i1, x); - - sx = (se >> 15) & 1; - j0 = (se & 0x7fff) - 0x3fff; - - if (j0 < 31) - { - if (j0 < -1) - return 0; - else - { - w = two63[sx] + x; - t = w - two63[sx]; - GET_LDOUBLE_WORDS (se, i0, i1, t); - j0 = (se & 0x7fff) - 0x3fff; - - result = i0 >> (31 - j0); - } - } - else if (j0 < (int32_t) (8 * sizeof (long int)) - 1) - { - if (j0 >= 63) - result = ((long int) i0 << (j0 - 31)) | (i1 << (j0 - 63)); - else - { - w = two63[sx] + x; - t = w - two63[sx]; - GET_LDOUBLE_WORDS (se, i0, i1, t); - j0 = (se & 0x7fff) - 0x3fff; - - result = ((long int) i0 << (j0 - 31)) | (i1 >> (63 - j0)); - } - } - else - { - /* The number is too large. It is left implementation defined - what happens. */ - return (long int) x; - } - - return sx ? -result : result; -} - -weak_alias (__lrintl, lrintl) -- cgit v1.1