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LibM: Move the math standard library to LibC
This commit is contained in:
Tim Schumacher
Brian Gianforcaro
parent
eef989f9ed
commit
81d46fa100
8 changed files with 5 additions and 10 deletions
316
Userland/Libraries/LibC/math.h
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316
Userland/Libraries/LibC/math.h
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/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <float.h>
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#include <limits.h>
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#include <sys/cdefs.h>
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#if __cplusplus >= 201103L
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# define NOEXCEPT noexcept
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#else
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# define NOEXCEPT
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#endif
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__BEGIN_DECLS
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#define MATH_ERRNO 1
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#define MATH_ERREXCEPT 2
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#define math_errhandling MATH_ERREXCEPT
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#define HUGE_VALF __builtin_huge_valf()
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#define HUGE_VAL __builtin_huge_val()
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#define HUGE_VALL __builtin_huge_vall()
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#define INFINITY __builtin_huge_valf()
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#define NAN __builtin_nan("")
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#define MAXFLOAT FLT_MAX
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#define M_El 2.718281828459045235360287471352662498L
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#define M_LOG2El 1.442695040888963407359924681001892137L
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#define M_LOG10El 0.434294481903251827651128918916605082L
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#define M_LN2l 0.693147180559945309417232121458176568L
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#define M_LN10l 2.302585092994045684017991454684364208L
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#define M_PIl 3.141592653589793238462643383279502884L
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#define M_PI_2l 1.570796326794896619231321691639751442L
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#define M_PI_4l 0.785398163397448309615660845819875721L
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#define M_1_PIl 0.318309886183790671537767526745028724L
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#define M_2_PIl 0.636619772367581343075535053490057448L
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#define M_2_SQRTPIl 1.128379167095512573896158903121545172L
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#define M_SQRT2l 1.414213562373095048801688724209698079L
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#define M_SQRT1_2l 0.707106781186547524400844362104849039L
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#define M_E 2.7182818284590452354
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#define M_LOG2E 1.4426950408889634074
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#define M_LOG10E 0.43429448190325182765
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#define M_LN2 0.69314718055994530942
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#define M_LN10 2.30258509299404568402
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#define M_PI 3.14159265358979323846
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#define M_PI_2 1.57079632679489661923
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#define M_PI_4 0.78539816339744830962
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#define M_1_PI 0.31830988618379067154
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#define M_2_PI 0.63661977236758134308
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#define M_2_SQRTPI 1.12837916709551257390
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#define M_SQRT2 1.41421356237309504880
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#define M_SQRT1_2 0.70710678118654752440
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#define M_Ef32 2.7182818284590452354f
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#define M_LOG2Ef32 1.4426950408889634074f
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#define M_LOG10Ef32 0.43429448190325182765f
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#define M_LN2f32 0.69314718055994530942f
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#define M_LN10f32 2.30258509299404568402f
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#define M_PIf32 3.14159265358979323846f
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#define M_PI_2f32 1.57079632679489661923f
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#define M_PI_4f32 0.78539816339744830962f
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#define M_1_PIf32 0.31830988618379067154f
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#define M_2_PIf32 0.63661977236758134308f
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#define M_2_SQRTPIf32 1.12837916709551257390f
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#define M_SQRT2f32 1.41421356237309504880f
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#define M_SQRT1_2f32 0.70710678118654752440f
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#define FP_NAN 0
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#define FP_INFINITE 1
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#define FP_ZERO 2
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#define FP_SUBNORMAL 3
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#define FP_NORMAL 4
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#define fpclassify(x) __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_ZERO, FP_SUBNORMAL, FP_ZERO, x)
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#define signbit(x) __builtin_signbit(x)
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#define isnan(x) __builtin_isnan(x)
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#define isinf(x) __builtin_isinf_sign(x)
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#define isfinite(x) __builtin_isfinite(x)
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#define isnormal(x) __builtin_isnormal(x)
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#define isgreater(x, y) __builtin_isgreater((x), (y))
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#define isgreaterequal(x, y) __builtin_isgreaterequal((x), (y))
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#define isless(x, y) __builtin_isless((x), (y))
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#define islessequal(x, y) __builtin_islessequal((x), (y))
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#define islessgreater(x, y) __builtin_islessgreater((x), (y))
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#define isunordered(x, y) __builtin_isunordered((x), (y))
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#define DOUBLE_MAX ((double)0b0111111111101111111111111111111111111111111111111111111111111111)
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#define DOUBLE_MIN ((double)0b0000000000010000000000000000000000000000000000000000000000000000)
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#define FP_ILOGB0 INT_MIN
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#define FP_ILOGNAN INT_MAX
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#define FLT_EVAL_METHOD __FLT_EVAL_METHOD__
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#if FLT_EVAL_METHOD == 0
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typedef float float_t;
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typedef double double_t;
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#elif FLT_EVAL_METHOD == 1
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typedef double float_t;
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typedef double double_t;
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#elif FLT_EVAL_METHOD == 2
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typedef long double float_t;
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typedef long double double_t;
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#else
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typedef float float_t;
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typedef double double_t;
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#endif
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/* Basic floating point operations */
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long double fabsl(long double) NOEXCEPT;
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double fabs(double) NOEXCEPT;
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float fabsf(float) NOEXCEPT;
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long double fmodl(long double, long double) NOEXCEPT;
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double fmod(double, double) NOEXCEPT;
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float fmodf(float, float) NOEXCEPT;
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long double fmaxl(long double, long double) NOEXCEPT;
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double fmax(double, double) NOEXCEPT;
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float fmaxf(float, float) NOEXCEPT;
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long double fminl(long double, long double) NOEXCEPT;
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double fmin(double, double) NOEXCEPT;
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float fminf(float, float) NOEXCEPT;
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long double remainderl(long double, long double) NOEXCEPT;
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double remainder(double, double) NOEXCEPT;
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float remainderf(float, float) NOEXCEPT;
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long double nanl(char const*) NOEXCEPT;
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double nan(char const*) NOEXCEPT;
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float nanf(char const*) NOEXCEPT;
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/* Exponential functions */
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long double expl(long double) NOEXCEPT;
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double exp(double) NOEXCEPT;
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float expf(float) NOEXCEPT;
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long double exp2l(long double) NOEXCEPT;
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double exp2(double) NOEXCEPT;
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float exp2f(float) NOEXCEPT;
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long double expm1l(long double) NOEXCEPT;
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double expm1(double) NOEXCEPT;
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float expm1f(float) NOEXCEPT;
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long double logl(long double) NOEXCEPT;
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double log(double) NOEXCEPT;
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float logf(float) NOEXCEPT;
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double log2(double) NOEXCEPT;
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float log2f(float) NOEXCEPT;
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long double log2l(long double) NOEXCEPT;
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long double log10l(long double) NOEXCEPT;
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double log10(double) NOEXCEPT;
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float log10f(float) NOEXCEPT;
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long double log1pl(long double) NOEXCEPT;
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double log1p(double) NOEXCEPT;
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float log1pf(float) NOEXCEPT;
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/* Power functions */
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long double powl(long double x, long double y) NOEXCEPT;
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double pow(double x, double y) NOEXCEPT;
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float powf(float x, float y) NOEXCEPT;
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long double sqrtl(long double) NOEXCEPT;
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double sqrt(double) NOEXCEPT;
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float sqrtf(float) NOEXCEPT;
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long double cbrtl(long double) NOEXCEPT;
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double cbrt(double) NOEXCEPT;
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float cbrtf(float) NOEXCEPT;
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long double hypotl(long double, long double) NOEXCEPT;
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double hypot(double, double) NOEXCEPT;
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float hypotf(float, float) NOEXCEPT;
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/* Trigonometric functions */
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long double sinl(long double) NOEXCEPT;
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double sin(double) NOEXCEPT;
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float sinf(float) NOEXCEPT;
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long double cosl(long double) NOEXCEPT;
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double cos(double) NOEXCEPT;
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float cosf(float) NOEXCEPT;
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long double tanl(long double) NOEXCEPT;
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double tan(double) NOEXCEPT;
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float tanf(float) NOEXCEPT;
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long double asinl(long double) NOEXCEPT;
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double asin(double) NOEXCEPT;
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float asinf(float) NOEXCEPT;
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long double acosl(long double) NOEXCEPT;
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double acos(double) NOEXCEPT;
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float acosf(float) NOEXCEPT;
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long double atanl(long double) NOEXCEPT;
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double atan(double) NOEXCEPT;
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float atanf(float) NOEXCEPT;
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long double atan2l(long double, long double) NOEXCEPT;
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double atan2(double, double) NOEXCEPT;
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float atan2f(float, float) NOEXCEPT;
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/* Hyperbolic functions*/
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long double sinhl(long double) NOEXCEPT;
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double sinh(double) NOEXCEPT;
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float sinhf(float) NOEXCEPT;
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long double coshl(long double) NOEXCEPT;
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double cosh(double) NOEXCEPT;
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float coshf(float) NOEXCEPT;
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long double tanhl(long double) NOEXCEPT;
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double tanh(double) NOEXCEPT;
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float tanhf(float) NOEXCEPT;
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long double asinhl(long double) NOEXCEPT;
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double asinh(double) NOEXCEPT;
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float asinhf(float) NOEXCEPT;
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long double acoshl(long double) NOEXCEPT;
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double acosh(double) NOEXCEPT;
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float acoshf(float) NOEXCEPT;
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long double atanhl(long double) NOEXCEPT;
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double atanh(double) NOEXCEPT;
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float atanhf(float) NOEXCEPT;
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/* Error and gamma functions */
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long double erfl(long double) NOEXCEPT;
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double erf(double) NOEXCEPT;
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float erff(float) NOEXCEPT;
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long double erfcl(long double) NOEXCEPT;
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double erfc(double) NOEXCEPT;
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float erfcf(float) NOEXCEPT;
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double gamma(double) NOEXCEPT;
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long double tgammal(long double) NOEXCEPT;
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double tgamma(double) NOEXCEPT;
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float tgammaf(float) NOEXCEPT;
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long double lgammal(long double) NOEXCEPT;
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double lgamma(double) NOEXCEPT;
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float lgammaf(float) NOEXCEPT;
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long double lgammal_r(long double, int*) NOEXCEPT;
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double lgamma_r(double, int*) NOEXCEPT;
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float lgammaf_r(float, int*) NOEXCEPT;
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extern int signgam;
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/* Nearest integer floating point operations */
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long double ceill(long double) NOEXCEPT;
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double ceil(double) NOEXCEPT;
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float ceilf(float) NOEXCEPT;
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long double floorl(long double) NOEXCEPT;
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double floor(double) NOEXCEPT;
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float floorf(float) NOEXCEPT;
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long double truncl(long double) NOEXCEPT;
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double trunc(double) NOEXCEPT;
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float truncf(float) NOEXCEPT;
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float roundf(float) NOEXCEPT;
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double round(double) NOEXCEPT;
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long double roundl(long double) NOEXCEPT;
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long lroundf(float) NOEXCEPT;
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long lround(double) NOEXCEPT;
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long lroundl(long double) NOEXCEPT;
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long long llroundf(float) NOEXCEPT;
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long long llround(double) NOEXCEPT;
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long long llroundd(long double) NOEXCEPT;
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long long llroundl(long double x) NOEXCEPT;
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double nearbyint(double x) NOEXCEPT;
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float nearbyintf(float x) NOEXCEPT;
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long double nearbyintl(long double x) NOEXCEPT;
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float rintf(float) NOEXCEPT;
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double rint(double) NOEXCEPT;
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long double rintl(long double) NOEXCEPT;
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long lrintl(long double) NOEXCEPT;
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long lrint(double) NOEXCEPT;
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long lrintf(float) NOEXCEPT;
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long long llrintl(long double) NOEXCEPT;
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long long llrint(double) NOEXCEPT;
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long long llrintf(float) NOEXCEPT;
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/* Floating point manipulation functions */
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long double frexpl(long double, int* exp) NOEXCEPT;
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double frexp(double, int* exp) NOEXCEPT;
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float frexpf(float, int* exp) NOEXCEPT;
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long double ldexpl(long double, int exp) NOEXCEPT;
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double ldexp(double, int exp) NOEXCEPT;
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float ldexpf(float, int exp) NOEXCEPT;
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long double modfl(long double, long double*) NOEXCEPT;
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double modf(double, double*) NOEXCEPT;
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float modff(float, float*) NOEXCEPT;
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float scalbnf(float, int) NOEXCEPT;
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double scalbn(double, int) NOEXCEPT;
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long double scalbnl(long double, int) NOEXCEPT;
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float scalbnlf(float, long) NOEXCEPT;
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double scalbln(double, long) NOEXCEPT;
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float scalblnf(float, long) NOEXCEPT;
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long double scalblnl(long double, long) NOEXCEPT;
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int ilogbl(long double) NOEXCEPT;
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int ilogb(double) NOEXCEPT;
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int ilogbf(float) NOEXCEPT;
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long double logbl(long double) NOEXCEPT;
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double logb(double) NOEXCEPT;
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float logbf(float) NOEXCEPT;
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double nextafter(double, double) NOEXCEPT;
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float nextafterf(float, float) NOEXCEPT;
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long double nextafterl(long double, long double) NOEXCEPT;
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double nexttoward(double, long double) NOEXCEPT;
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float nexttowardf(float, long double) NOEXCEPT;
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long double nexttowardl(long double, long double) NOEXCEPT;
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float copysignf(float x, float y) NOEXCEPT;
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double copysign(double x, double y) NOEXCEPT;
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long double copysignl(long double x, long double y) NOEXCEPT;
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/* positive difference */
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double fdim(double x, double y) NOEXCEPT;
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float fdimf(float x, float y) NOEXCEPT;
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long double fdiml(long double x, long double y) NOEXCEPT;
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/* floating-point multiply and add */
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double fma(double x, double y, double z) NOEXCEPT;
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float fmaf(float x, float y, float z) NOEXCEPT;
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long double fmal(long double x, long double y, long double z) NOEXCEPT;
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/* remainder and part of quotient */
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double remquo(double x, double y, int* quo) NOEXCEPT;
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float remquof(float x, float y, int* quo) NOEXCEPT;
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long double remquol(long double x, long double y, int* quo) NOEXCEPT;
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__END_DECLS
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