From a334319f6530564d22e775935d9c91663623a1b4 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 22 Dec 2004 20:10:10 +0000 Subject: (CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4. --- sysdeps/generic/s_fdiml.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 sysdeps/generic/s_fdiml.c (limited to 'sysdeps/generic/s_fdiml.c') diff --git a/sysdeps/generic/s_fdiml.c b/sysdeps/generic/s_fdiml.c new file mode 100644 index 0000000..70246ba --- /dev/null +++ b/sysdeps/generic/s_fdiml.c @@ -0,0 +1,36 @@ +/* Return positive difference between arguments. + Copyright (C) 1997, 2004 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 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include + +long double +__fdiml (long double x, long double y) +{ + int clsx = fpclassify (x); + int clsy = fpclassify (y); + + if (clsx == FP_NAN || clsy == FP_NAN + || (y < 0 && clsx == FP_INFINITE && clsy == FP_INFINITE)) + /* Raise invalid flag. */ + return x - y; + + return x <= y ? 0 : x - y; +} +weak_alias (__fdiml, fdiml) -- cgit v1.1