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emscripten-core
GitHub Repository: emscripten-core/emscripten
 Path: blob/main/system/lib/llvm-libc/include/llvm-libc-macros/math-function-macros.h
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//===-- Definition of function macros from math.h -------------------------===//

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//

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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

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// See https://llvm.org/LICENSE.txt for license information.

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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

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//

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//===----------------------------------------------------------------------===//

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#ifndef LLVM_LIBC_MACROS_MATH_FUNCTION_MACROS_H

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#define LLVM_LIBC_MACROS_MATH_FUNCTION_MACROS_H

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#include "math-macros.h"

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#ifndef __cplusplus

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#define issignaling(x)                                                         \

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  _Generic((x),                                                                \

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      float: issignalingf,                                                     \

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      double: issignaling,                                                     \

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      long double: issignalingl)(x)

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#define iscanonical(x)                                                         \

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  _Generic((x),                                                                \

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      float: iscanonicalf,                                                     \

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      double: iscanonical,                                                     \

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      long double: iscanonicall)(x)

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#endif

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#define isfinite(x) __builtin_isfinite(x)

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#define isinf(x) __builtin_isinf(x)

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#define isnan(x) __builtin_isnan(x)

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#define signbit(x) __builtin_signbit(x)

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#define iszero(x) (x == 0)

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#define fpclassify(x)                                                          \

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  __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL, FP_SUBNORMAL, FP_ZERO, x)

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#define isnormal(x) __builtin_isnormal(x)

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#define issubnormal(x) (fpclassify(x) == FP_SUBNORMAL)

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#endif // LLVM_LIBC_MACROS_MATH_FUNCTION_MACROS_H

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