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38 lines
1.7 KiB
C
38 lines
1.7 KiB
C
//===-- 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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