1/*
2 * Copyright (C) 2013 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 *  * Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 *  * Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in
12 *    the documentation and/or other materials provided with the
13 *    distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#include <math.h>
30#include <assert.h>
31
32/* Any 64-bit Android math library should provide these functions,
33 * so these wrappers are only needed for 32-bit systems.
34 */
35#ifndef __LP64__
36
37/*
38 * On 32-bit Android, long double and double are identical, hence
39 * nexttoward is the same as nextafter.
40 */
41
42__attribute__((weak)) double nexttoward(double d, long double td) {
43  return nextafter(d, (double)td);
44}
45
46__attribute__((weak)) float nexttowardf(float f, long double td) {
47  return nextafterf(f, (float)td);
48}
49
50__attribute__((weak)) long double nexttowardl(long double ld, long double td) {
51  return nextafter((double)ld, (double)td);
52}
53
54__attribute__((weak)) long double acosl(long double x) { return acos((double)x); }
55__attribute__((weak)) long double asinl(long double x) { return asin((double)x); }
56__attribute__((weak)) long double atanl(long double x) { return atan((double)x); }
57__attribute__((weak)) long double atan2l(long double x, long double y) { return atan2((double)x, (double)y); }
58__attribute__((weak)) long double cosl(long double x) { return cos((double)x); }
59__attribute__((weak)) long double coshl(long double x) { return cosh((double)x); }
60__attribute__((weak)) long double expl(long double x) { return exp((double)x); }
61__attribute__((weak)) long double fmodl(long double x, long double y) { return fmod((double)x, (double)y); }
62__attribute__((weak)) long double powl(long double x, long double y) { return pow((double)x, (double)y); }
63__attribute__((weak)) long double sinl(long double x) { return sin((double)x); }
64__attribute__((weak)) long double sinhl(long double x) { return sinh((double)x); }
65__attribute__((weak)) long double sqrtl(long double x) { return sqrt((double)x); }
66__attribute__((weak)) long double tanl(long double x) { return tan((double)x); }
67__attribute__((weak)) long double tanhl(long double x) { return tanh((double)x); }
68__attribute__((weak)) long double acoshl(long double x) { return acosh((double)x); }
69__attribute__((weak)) long double asinhl(long double x) { return asinh((double)x); }
70__attribute__((weak)) long double atanhl(long double x) { return atanh((double)x); }
71__attribute__((weak)) long double cbrtl(long double x) { return cbrt((double)x); }
72__attribute__((weak)) long double erfl(long double x) { return erf((double)x); }
73__attribute__((weak)) long double erfcl(long double x) { return erfc((double)x); }
74__attribute__((weak)) long double expm1l(long double x) { return expm1((double)x); }
75__attribute__((weak)) long double hypotl(long double x, long double y) { return hypot((double)x, (double)y); }
76__attribute__((weak)) long double lgammal(long double x) { return lgamma((double)x); }
77__attribute__((weak)) long long int llrintl(long double x) { return llrint((double)x); }
78__attribute__((weak)) long double logl(long double x) { return log((double)x); }
79__attribute__((weak)) long double log1pl(long double x) { return log1p((double)x); }
80__attribute__((weak)) long double log2l(long double x) { return log2((double)x); }
81__attribute__((weak)) long double logbl(long double x) { return logb((double)x); }
82__attribute__((weak)) long double log10l(long double x) { return log10((double)x); }
83__attribute__((weak)) long double nanl(const char* s) { return nan(s); }
84__attribute__((weak)) long double nearbyintl(long double x) { return nearbyint((double)x); }
85__attribute__((weak)) long double remainderl(long double x, long double y) { return remainder((double)x, (double)y); }
86__attribute__((weak)) long double remquol(long double x, long double y, int* i) { return remquo((double)x, (double)y, i); }
87__attribute__((weak)) long double rintl(long double x) { return rint((double)x); }
88__attribute__((weak)) long int lrintl(long double x) { return lrint((double)x); }
89__attribute__((weak)) long double tgammal(long double x) { return tgamma((double)x); }
90__attribute__((weak)) long double modfl(long double x, long double* y) { return modf((double)x, (double *)y); }
91__attribute__((weak)) long double exp2l(long double x) { return exp2((double)x); }
92
93#endif  // !__LP64__
94