xref: /aosp_15_r20/external/llvm-libc/include/llvm-libc-macros/math-function-macros.h (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1*71db0c75SAndroid Build Coastguard Worker //===-- Definition of function macros from math.h -------------------------===//
2*71db0c75SAndroid Build Coastguard Worker //
3*71db0c75SAndroid Build Coastguard Worker // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*71db0c75SAndroid Build Coastguard Worker // See https://llvm.org/LICENSE.txt for license information.
5*71db0c75SAndroid Build Coastguard Worker // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*71db0c75SAndroid Build Coastguard Worker //
7*71db0c75SAndroid Build Coastguard Worker //===----------------------------------------------------------------------===//
8*71db0c75SAndroid Build Coastguard Worker 
9*71db0c75SAndroid Build Coastguard Worker #ifndef LLVM_LIBC_MACROS_MATH_FUNCTION_MACROS_H
10*71db0c75SAndroid Build Coastguard Worker #define LLVM_LIBC_MACROS_MATH_FUNCTION_MACROS_H
11*71db0c75SAndroid Build Coastguard Worker 
12*71db0c75SAndroid Build Coastguard Worker #include "math-macros.h"
13*71db0c75SAndroid Build Coastguard Worker 
14*71db0c75SAndroid Build Coastguard Worker #ifndef __cplusplus
15*71db0c75SAndroid Build Coastguard Worker #define issignaling(x)                                                         \
16*71db0c75SAndroid Build Coastguard Worker   _Generic((x),                                                                \
17*71db0c75SAndroid Build Coastguard Worker       float: issignalingf,                                                     \
18*71db0c75SAndroid Build Coastguard Worker       double: issignaling,                                                     \
19*71db0c75SAndroid Build Coastguard Worker       long double: issignalingl)(x)
20*71db0c75SAndroid Build Coastguard Worker #define iscanonical(x)                                                         \
21*71db0c75SAndroid Build Coastguard Worker   _Generic((x),                                                                \
22*71db0c75SAndroid Build Coastguard Worker       float: iscanonicalf,                                                     \
23*71db0c75SAndroid Build Coastguard Worker       double: iscanonical,                                                     \
24*71db0c75SAndroid Build Coastguard Worker       long double: iscanonicall)(x)
25*71db0c75SAndroid Build Coastguard Worker #endif
26*71db0c75SAndroid Build Coastguard Worker 
27*71db0c75SAndroid Build Coastguard Worker #define isfinite(x) __builtin_isfinite(x)
28*71db0c75SAndroid Build Coastguard Worker #define isinf(x) __builtin_isinf(x)
29*71db0c75SAndroid Build Coastguard Worker #define isnan(x) __builtin_isnan(x)
30*71db0c75SAndroid Build Coastguard Worker #define signbit(x) __builtin_signbit(x)
31*71db0c75SAndroid Build Coastguard Worker #define iszero(x) (x == 0)
32*71db0c75SAndroid Build Coastguard Worker #define fpclassify(x)                                                          \
33*71db0c75SAndroid Build Coastguard Worker   __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL, FP_SUBNORMAL, FP_ZERO, x)
34*71db0c75SAndroid Build Coastguard Worker #define isnormal(x) __builtin_isnormal(x)
35*71db0c75SAndroid Build Coastguard Worker #define issubnormal(x) (fpclassify(x) == FP_SUBNORMAL)
36*71db0c75SAndroid Build Coastguard Worker 
37*71db0c75SAndroid Build Coastguard Worker #endif // LLVM_LIBC_MACROS_MATH_FUNCTION_MACROS_H
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