POK
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00001 /* 00002 * POK header 00003 * 00004 * The following file is a part of the POK project. Any modification should 00005 * made according to the POK licence. You CANNOT use this file or a part of 00006 * this file is this part of a file for your own project 00007 * 00008 * For more information on the POK licence, please see our LICENCE FILE 00009 * 00010 * Please follow the coding guidelines described in doc/CODING_GUIDELINES 00011 * 00012 * Copyright (c) 2007-2009 POK team 00013 * 00014 * Created by julien on Fri Jan 30 14:41:34 2009 00015 */ 00016 00017 /* @(#)s_fabs.c 5.1 93/09/24 */ 00018 /* 00019 * ==================================================== 00020 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. 00021 * 00022 * Developed at SunPro, a Sun Microsystems, Inc. business. 00023 * Permission to use, copy, modify, and distribute this 00024 * software is freely granted, provided that this notice 00025 * is preserved. 00026 * ==================================================== 00027 */ 00028 00029 /* 00030 * fabs(x) returns the absolute value of x. 00031 */ 00032 00033 #ifdef POK_NEEDS_LIBMATH 00034 #include <libm.h> 00035 #include "math_private.h" 00036 00037 double 00038 fabs(double x) 00039 { 00040 uint32_t high; 00041 GET_HIGH_WORD(high,x); 00042 SET_HIGH_WORD(x,high&0x7fffffff); 00043 return x; 00044 } 00045 00046 #endif 00047