xiuos/APP_Framework/lib/JerryScript/jerryscript/jerry-math/fabs.c

41 lines
1.2 KiB
C

/* Copyright JS Foundation and other contributors, http://js.foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* This file is based on work under the following copyright and permission
* notice:
*
* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
*
* Developed at SunSoft, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
* software is freely granted, provided that this notice
* is preserved.
*
* @(#)s_fabs.c 1.3 95/01/18
*/
#include "jerry-math-internal.h"
/* fabs(x) returns the absolute value of x.
*/
double
fabs (double x)
{
double_accessor ret;
ret.dbl = x;
ret.as_int.hi &= 0x7fffffff;
return ret.dbl;
} /* fabs */