1// Copyright (C) 2007 The Android Open Source Project
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//      http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15cc_library_static {
16    name: "libfdlibm",
17    host_supported: true,
18
19    srcs: [
20        "k_standard.c",
21        "k_rem_pio2.c",
22        "k_cos.c",
23        "k_sin.c",
24        "k_tan.c",
25        "e_acos.c",
26        "e_acosh.c",
27        "e_asin.c",
28        "e_atan2.c",
29        "e_atanh.c",
30        "e_cosh.c",
31        "e_exp.c",
32        "e_fmod.c",
33        "e_gamma.c",
34        "e_gamma_r.c",
35        "e_hypot.c",
36        "e_j0.c",
37        "e_j1.c",
38        "e_jn.c",
39        "e_lgamma.c",
40        "e_lgamma_r.c",
41        "e_log.c",
42        "e_log10.c",
43        "e_pow.c",
44        "e_rem_pio2.c",
45        "e_remainder.c",
46        "e_scalb.c",
47        "e_sinh.c",
48        "e_sqrt.c",
49        "w_acos.c",
50        "w_acosh.c",
51        "w_asin.c",
52        "w_atan2.c",
53        "w_atanh.c",
54        "w_cosh.c",
55        "w_exp.c",
56        "w_fmod.c",
57        "w_gamma.c",
58        "w_gamma_r.c",
59        "w_hypot.c",
60        "w_j0.c",
61        "w_j1.c",
62        "w_jn.c",
63        "w_lgamma.c",
64        "w_lgamma_r.c",
65        "w_log.c",
66        "w_log10.c",
67        "w_pow.c",
68        "w_remainder.c",
69        "w_scalb.c",
70        "w_sinh.c",
71        "w_sqrt.c",
72        "s_asinh.c",
73        "s_atan.c",
74        "s_cbrt.c",
75        "s_ceil.c",
76        "s_copysign.c",
77        "s_cos.c",
78        "s_erf.c",
79        "s_expm1.c",
80        "s_fabs.c",
81        "s_finite.c",
82        "s_floor.c",
83        "s_frexp.c",
84        "s_ilogb.c",
85        "s_isnan.c",
86        "s_ldexp.c",
87        "s_lib_version.c",
88        "s_log1p.c",
89        "s_logb.c",
90        "s_matherr.c",
91        "s_modf.c",
92        "s_nextafter.c",
93        "s_rint.c",
94        "s_scalbn.c",
95        "s_signgam.c",
96        "s_significand.c",
97        "s_sin.c",
98        "s_tan.c",
99        "s_tanh.c",
100    ],
101
102    // c99 specifies a less relaxed floating point model that does not
103    // enable floating point expession contraction (e.g: fused multiply-add
104    // operations).
105    c_std: "c99",
106
107    cflags: [
108        // This is necessary to guarantee that the FDLIBM functions are in
109        // "IEEE spirit", i.e. to guarantee that the IEEE 754 core functions
110        // are used.
111        "-D_IEEE_LIBM",
112
113        // Android only supports little-endian.
114        "-D__LITTLE_ENDIAN",
115
116        // Disable compiler optimizations that interact badly with this crufty
117        // library (see their own admission in 'readme'). Without this, we
118        // fail StrictMath tests on x86.
119        "-fno-strict-aliasing",
120
121        // Disable warnings. We need a specific version of fdlibm and can't fix this upstream.
122        "-Werror",
123        "-Wno-sign-compare",
124        "-Wno-dangling-else",
125        "-Wno-unknown-pragmas",
126
127        "-Wno-dangling-else",
128        "-Wno-logical-op-parentheses",
129        "-Wno-sometimes-uninitialized",
130    ],
131}
132