/*- * Copyright (C) 2010 The Android Open Source Project * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #define _GNU_SOURCE 1 #include <math.h> // Disable sincos optimization for all functions in this file, // otherwise gcc would generate infinite calls. // Refer to gcc PR46926. // -fno-builtin-sin or -fno-builtin-cos can disable sincos optimization, // but these two options do not work inside optimize pragma in-file. // Thus we just enforce -O0 when compiling this file. #pragma GCC optimize ("O0") void sincos(double x, double* p_sin, double* p_cos) { *p_sin = sin(x); *p_cos = cos(x); } void sincosf(float x, float* p_sinf, float* p_cosf) { *p_sinf = sinf(x); *p_cosf = cosf(x); } void sincosl(long double x, long double* p_sinl, long double* p_cosl) { *p_sinl = sinl(x); *p_cosl = cosl(x); }