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Cider Isn't Darwin Emulation, Really
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1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768/* * Copyright (c) 2002 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * The contents of this file constitute Original Code as defined in and * are subject to the Apple Public Source License Version 1.1 (the * "License"). You may not use this file except in compliance with the * License. Please obtain a copy of the License at * http://www.apple.com/publicsource and read it before using this file. * * This Original Code and all software distributed under the License are * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the * License for the specific language governing rights and limitations * under the License. * * @APPLE_LICENSE_HEADER_END@ *//******************************************************************************** ** File: fabs.c ** ** Contains: C99 fabs ** ** Copyright � 2001 Apple Computer, Inc. All rights reserved. ** ** Written by Stephen C. Peters, started in November 2001. ** ** A MathLib v5 file. ** ** Change History (most recent first): ** ** 21 Nov 01 scp First created. ** ** W A R N I N G: ** These routines require a 64-bit double precision IEEE-754 model. ** They are written for PowerPC only and are expecting the compiler ** to generate the correct sequence of multiply-add fused instructions. ** ** These routines are not intended for 32-bit Intel architectures. ** ** A version of gcc higher than 932 is required. ** ** GCC compiler options: ** optimization level 3 (-O3) ** -fschedule-insns -finline-functions -funroll-all-loops ** ********************************************************************************/
/* * fabs(x) returns the absolute value of x. */ #include "math.h"
double fabs(double x){ return __builtin_fabs(x);}
float fabsf(float x){ return __builtin_fabsf(x);}