1 /*-
2 * Copyright (c) 2010 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 */
27 #define _GNU_SOURCE 1
28 #include <math.h>
29
30 /*
31 * This file is almost the same as bionic/libm/sincos.c except
32 * we declare the function to have hiddlen visibility. The library
33 * libstlport.so is linked against libm.so in the NDK, which does not
34 * have sincos(), sincosf() and sincosl(). These functions are used
35 * in code generated by gcc-4.6.0 so we need to provide them. We don't
36 * want to export these functions here, hence we declare them hidden.
37 */
38 #define HIDDEN __attribute__ ((visibility ("hidden")))
39
sincos(double x,double * psin,double * pcos)40 void HIDDEN sincos(double x, double *psin, double *pcos)
41 {
42 *psin = sin(x);
43 *pcos = cos(x);
44 }
45
sincosf(float x,float * psin,float * pcos)46 void HIDDEN sincosf(float x, float *psin, float *pcos)
47 {
48 *psin = sinf(x);
49 *pcos = cosf(x);
50 }
51
sincosl(long double x,long double * psin,long double * pcos)52 void HIDDEN sincosl(long double x, long double *psin, long double *pcos)
53 {
54 *psin = sin(x);
55 *pcos = cos(x);
56 }
57