gcc/libphobos/libdruntime/core/stdc/math.d
Iain Buclaw 964fd402c9 d: Merge upstream dmd, druntime 4c18eed967, phobos d945686a4.
D front-end changes:

	- Import latest fixes to mainline.

D runtime changes:

	- Import latest fixes to mainline.

Phobos changes:

	- Import latest fixes to mainline.

gcc/d/ChangeLog:

	* dmd/MERGE: Merge upstream dmd 4c18eed967.
	* d-diagnostic.cc (verrorReport): Update for new front-end interface.
	(verrorReportSupplemental): Likewise.
	* d-lang.cc (d_init_options): Likewise.
	(d_handle_option): Likewise.
	(d_post_options): Likewise.
	(d_parse_file): Likewise.
	* decl.cc (get_symbol_decl): Likewise.

libphobos/ChangeLog:

	* libdruntime/MERGE: Merge upstream druntime 4c18eed967.
	* src/MERGE: Merge upstream phobos d945686a4.
2023-10-16 19:14:10 +02:00

4783 lines
109 KiB
D

/**
* D header file for C99.
*
* $(C_HEADER_DESCRIPTION pubs.opengroup.org/onlinepubs/009695399/basedefs/_math.h.html, _math.h)
*
* Copyright: Copyright Sean Kelly 2005 - 2012.
* License: Distributed under the
* $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost Software License 1.0).
* (See accompanying file LICENSE)
* Authors: Sean Kelly
* Source: $(DRUNTIMESRC core/stdc/_math.d)
*/
module core.stdc.math;
import core.stdc.config;
version (OSX)
version = Darwin;
else version (iOS)
version = Darwin;
else version (TVOS)
version = Darwin;
else version (WatchOS)
version = Darwin;
version (ARM) version = ARM_Any;
version (AArch64) version = ARM_Any;
version (HPPA) version = HPPA_Any;
version (MIPS32) version = MIPS_Any;
version (MIPS64) version = MIPS_Any;
version (PPC) version = PPC_Any;
version (PPC64) version = PPC_Any;
version (RISCV32) version = RISCV_Any;
version (RISCV64) version = RISCV_Any;
version (S390) version = IBMZ_Any;
version (SPARC) version = SPARC_Any;
version (SPARC64) version = SPARC_Any;
version (SystemZ) version = IBMZ_Any;
version (X86) version = X86_Any;
version (X86_64) version = X86_Any;
extern (C):
@trusted: // All functions here operate on floating point and integer values only.
nothrow:
@nogc:
///
alias float float_t;
///
alias double double_t;
///
enum double HUGE_VAL = double.infinity;
///
enum double HUGE_VALF = float.infinity;
///
enum double HUGE_VALL = real.infinity;
///
enum float INFINITY = float.infinity;
///
enum float NAN = float.nan;
version (FreeBSD)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (NetBSD)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (OpenBSD)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (DragonFlyBSD)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (Solaris)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (CRuntime_Bionic)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (CRuntime_UClibc)
{
version (X86_Any)
{
///
enum int FP_ILOGB0 = int.min;
///
enum int FP_ILOGBNAN = int.min;
}
else version (MIPS_Any)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (ARM)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else
{
static assert(false, "Architecture not supported.");
}
}
else version (CRuntime_Glibc)
{
version (X86_Any)
{
///
enum int FP_ILOGB0 = int.min;
///
enum int FP_ILOGBNAN = int.min;
}
else version (ARM_Any)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (HPPA_Any)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (MIPS_Any)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (PPC_Any)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (RISCV_Any)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (SPARC_Any)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (IBMZ_Any)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else version (LoongArch64)
{
///
enum int FP_ILOGB0 = -int.max;
///
enum int FP_ILOGBNAN = int.max;
}
else
{
static assert(false, "Architecture not supported.");
}
}
else
{
///
enum int FP_ILOGB0 = int.min;
///
enum int FP_ILOGBNAN = int.min;
}
///
enum int MATH_ERRNO = 1;
///
enum int MATH_ERREXCEPT = 2;
///
enum int math_errhandling = MATH_ERRNO | MATH_ERREXCEPT;
version (none)
{
//
// these functions are all macros in C
//
//int fpclassify(real-floating x);
pure int fpclassify(float x);
pure int fpclassify(double x);
pure int fpclassify(real x);
//int isfinite(real-floating x);
pure int isfinite(float x);
pure int isfinite(double x);
pure int isfinite(real x);
//int isinf(real-floating x);
pure int isinf(float x);
pure int isinf(double x);
pure int isinf(real x);
//int isnan(real-floating x);
pure int isnan(float x);
pure int isnan(double x);
pure int isnan(real x);
//int isnormal(real-floating x);
pure int isnormal(float x);
pure int isnormal(double x);
pure int isnormal(real x);
//int signbit(real-floating x);
pure int signbit(float x);
pure int signbit(double x);
pure int signbit(real x);
//int isgreater(real-floating x, real-floating y);
pure int isgreater(float x, float y);
pure int isgreater(double x, double y);
pure int isgreater(real x, real y);
//int isgreaterequal(real-floating x, real-floating y);
pure int isgreaterequal(float x, float y);
pure int isgreaterequal(double x, double y);
pure int isgreaterequal(real x, real y);
//int isless(real-floating x, real-floating y);
pure int isless(float x, float y);
pure int isless(double x, double y);
pure int isless(real x, real y);
//int islessequal(real-floating x, real-floating y);
pure int islessequal(float x, float y);
pure int islessequal(double x, double y);
pure int islessequal(real x, real y);
//int islessgreater(real-floating x, real-floating y);
pure int islessgreater(float x, float y);
pure int islessgreater(double x, double y);
pure int islessgreater(real x, real y);
//int isunordered(real-floating x, real-floating y);
pure int isunordered(float x, float y);
pure int isunordered(double x, double y);
pure int isunordered(real x, real y);
}
version (CRuntime_DigitalMars)
{
enum
{
///
FP_NANS = 0,
///
FP_NANQ = 1,
///
FP_INFINITE = 2,
///
FP_NORMAL = 3,
///
FP_SUBNORMAL = 4,
///
FP_ZERO = 5,
///
FP_NAN = FP_NANQ,
///
FP_EMPTY = 6,
///
FP_UNSUPPORTED = 7,
}
enum
{
///
FP_FAST_FMA = 0,
///
FP_FAST_FMAF = 0,
///
FP_FAST_FMAL = 0,
}
pure uint __fpclassify_f(float x);
pure uint __fpclassify_d(double x);
pure uint __fpclassify_ld(real x);
//int fpclassify(real-floating x);
///
pragma(mangle, "__fpclassify_f") pure int fpclassify(float x);
///
pragma(mangle, "__fpclassify_d") pure int fpclassify(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__fpclassify_d" : "__fpclassify_ld")
pure int fpclassify(real x);
extern (D)
{
//int isfinite(real-floating x);
///
pure int isfinite(float x) { return fpclassify(x) >= FP_NORMAL; }
///
pure int isfinite(double x) { return fpclassify(x) >= FP_NORMAL; }
///
pure int isfinite(real x) { return fpclassify(x) >= FP_NORMAL; }
//int isinf(real-floating x);
///
pure int isinf(float x) { return fpclassify(x) == FP_INFINITE; }
///
pure int isinf(double x) { return fpclassify(x) == FP_INFINITE; }
///
pure int isinf(real x) { return fpclassify(x) == FP_INFINITE; }
//int isnan(real-floating x);
///
pure int isnan(float x) { return fpclassify(x) <= FP_NANQ; }
///
pure int isnan(double x) { return fpclassify(x) <= FP_NANQ; }
///
pure int isnan(real x) { return fpclassify(x) <= FP_NANQ; }
//int isnormal(real-floating x);
///
pure int isnormal(float x) { return fpclassify(x) == FP_NORMAL; }
///
pure int isnormal(double x) { return fpclassify(x) == FP_NORMAL; }
///
pure int isnormal(real x) { return fpclassify(x) == FP_NORMAL; }
//int signbit(real-floating x);
///
pure int signbit(float x) { return (cast(short*)&(x))[1] & 0x8000; }
///
pure int signbit(double x) { return (cast(short*)&(x))[3] & 0x8000; }
///
pure int signbit(real x)
{
return (real.sizeof == double.sizeof)
? (cast(short*)&(x))[3] & 0x8000
: (cast(short*)&(x))[4] & 0x8000;
}
}
}
else version (CRuntime_Microsoft) // fully supported since MSVCRT 12 (VS 2013) only
{
version (all) // legacy stuff to be removed in the future
{
enum
{
_FPCLASS_SNAN = 1,
_FPCLASS_QNAN = 2,
_FPCLASS_NINF = 4,
_FPCLASS_NN = 8,
_FPCLASS_ND = 0x10,
_FPCLASS_NZ = 0x20,
_FPCLASS_PZ = 0x40,
_FPCLASS_PD = 0x80,
_FPCLASS_PN = 0x100,
_FPCLASS_PINF = 0x200,
}
//deprecated("Please use the standard C99 function copysignf() instead.")
pure float _copysignf(float x, float s);
//deprecated("_chgsignf(x) is a non-standard MS extension. Please consider using -x instead.")
pure float _chgsignf(float x);
version (Win64) // not available in 32-bit runtimes
{
//deprecated("Please use the standard C99 function isfinite() instead.")
pure int _finitef(float x);
//deprecated("Please use the standard C99 function isnan() instead.")
pure int _isnanf(float x);
//deprecated("Please use the standard C99 function fpclassify() instead.")
pure int _fpclassf(float x);
}
//deprecated("Please use the standard C99 function copysign() instead.")
pure double _copysign(double x, double s);
//deprecated("_chgsign(x) is a non-standard MS extension. Please consider using -x instead.")
pure double _chgsign(double x);
//deprecated("Please use the standard C99 function isfinite() instead.")
pure int _finite(double x);
//deprecated("Please use the standard C99 function isnan() instead.")
pure int _isnan(double x);
//deprecated("Please use the standard C99 function fpclassify() instead.")
pure int _fpclass(double x);
}
version (MinGW)
{
enum
{
///
FP_NAN = 0x0100,
///
FP_NORMAL = 0x0400,
///
FP_INFINITE = FP_NAN | FP_NORMAL,
///
FP_ZERO = 0x0400,
///
FP_SUBNORMAL = FP_NORMAL | FP_ZERO
}
pure int __fpclassifyf(float x);
pure int __fpclassify(double x);
pure int __fpclassifyl(real x);
pure int __isnanf(float x);
pure int __isnan(double x);
pure int __isnanl(real x);
pure int __signbitf(float x);
pure int __signbit(double x);
pure int __signbitl(real x);
//int fpclassify(real-floating x);
///
pragma(mangle, "__fpclassifyf") pure int fpclassify(float x);
///
pragma(mangle, "__fpclassify") pure int fpclassify(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__fpclassify" : "__fpclassifyl")
pure int fpclassify(real x);
extern (D)
{
//int isfinite(real-floating x);
///
pure int isfinite(float x) { return (fpclassify(x) & FP_NORMAL) == 0; }
///
pure int isfinite(double x) { return (fpclassify(x) & FP_NORMAL) == 0; }
///
pure int isfinite(real x) { return (fpclassify(x) & FP_NORMAL) == 0; }
//int isinf(real-floating x);
///
pure int isinf(float x) { return fpclassify(x) == FP_INFINITE; }
///
pure int isinf(double x) { return fpclassify(x) == FP_INFINITE; }
///
pure int isinf(real x) { return fpclassify(x) == FP_INFINITE; }
}
//int isnan(real-floating x);
///
pragma(mangle, "__isnanf") pure int isnan(float x);
///
pragma(mangle, "__isnan") pure int isnan(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__isnan" : "__isnanl")
pure int isnan(real x);
extern (D)
{
//int isnormal(real-floating x);
///
int isnormal(float x) { return fpclassify(x) == FP_NORMAL; }
///
int isnormal(double x) { return fpclassify(x) == FP_NORMAL; }
///
int isnormal(real x) { return fpclassify(x) == FP_NORMAL; }
}
//int signbit(real-floating x);
///
pragma(mangle, "__signbitf") pure int signbit(float x);
///
pragma(mangle, "__signbit") pure int signbit(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__signbit" : "__signbitl")
int signbit(real x);
}
else
{
enum
{
///
FP_SUBNORMAL = -2,
///
FP_NORMAL = -1,
///
FP_ZERO = 0,
///
FP_INFINITE = 1,
///
FP_NAN = 2,
}
extern(D)
{
//int fpclassify(real-floating x);
///
extern(C) pragma(mangle, "_fdclass") pure int fpclassify(float x);
///
extern(C) pragma(mangle, "_dclass") pure int fpclassify(double x);
///
pure int fpclassify()(real x)
{
static if (real.sizeof == double.sizeof)
return fpclassify(cast(double) x);
else
static assert(false, "fpclassify(real) not supported by MS C runtime");
}
//int isfinite(real-floating x);
///
pure int isfinite()(float x) { return fpclassify(x) <= 0; }
///
pure int isfinite()(double x) { return fpclassify(x) <= 0; }
///
pure int isfinite()(real x) { return fpclassify(x) <= 0; }
//int isinf(real-floating x);
///
pure int isinf()(float x) { return fpclassify(x) == FP_INFINITE; }
///
pure int isinf()(double x) { return fpclassify(x) == FP_INFINITE; }
///
pure int isinf()(real x) { return fpclassify(x) == FP_INFINITE; }
//int isnan(real-floating x);
version (none) // requires MSVCRT 12+ (VS 2013)
{
///
pure int isnan(float x) { return fpclassify(x) == FP_NAN; }
///
pure int isnan(double x) { return fpclassify(x) == FP_NAN; }
///
pure int isnan(real x) { return fpclassify(x) == FP_NAN; }
}
else // for backward compatibility with older runtimes
{
///
pure int isnan(float x) { version (Win64) return _isnanf(x); else return _isnan(cast(double) x); }
///
extern(C) pragma(mangle, "_isnan") pure int isnan(double x);
///
pure int isnan(real x) { return _isnan(cast(double) x); }
}
//int isnormal(real-floating x);
///
pure int isnormal()(float x) { return fpclassify(x) == FP_NORMAL; }
///
pure int isnormal()(double x) { return fpclassify(x) == FP_NORMAL; }
///
pure int isnormal()(real x) { return fpclassify(x) == FP_NORMAL; }
//int signbit(real-floating x);
///
extern(C) pragma(mangle, "_fdsign") pure int signbit(float x);
///
extern(C) pragma(mangle, "_dsign") pure int signbit(double x);
///
pure int signbit()(real x)
{
static if (real.sizeof == double.sizeof)
return signbit(cast(double) x);
else
return (cast(short*)&(x))[4] & 0x8000;
}
}
}
}
else version (CRuntime_Glibc)
{
enum
{
///
FP_NAN,
///
FP_INFINITE,
///
FP_ZERO,
///
FP_SUBNORMAL,
///
FP_NORMAL,
}
enum
{
///
FP_FAST_FMA = 0,
///
FP_FAST_FMAF = 0,
///
FP_FAST_FMAL = 0,
}
pure int __fpclassifyf(float x);
pure int __fpclassify(double x);
pure int __fpclassifyl(real x);
pure int __finitef(float x);
pure int __finite(double x);
pure int __finitel(real x);
pure int __isinff(float x);
pure int __isinf(double x);
pure int __isinfl(real x);
pure int __isnanf(float x);
pure int __isnan(double x);
pure int __isnanl(real x);
pure int __signbitf(float x);
pure int __signbit(double x);
pure int __signbitl(real x);
//int fpclassify(real-floating x);
///
pragma(mangle, "__fpclassifyf") pure int fpclassify(float x);
///
pragma(mangle, "__fpclassify") pure int fpclassify(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__fpclassify" : "__fpclassifyl")
pure int fpclassify(real x);
//int isfinite(real-floating x);
///
pragma(mangle, "__finitef") pure int isfinite(float x);
///
pragma(mangle, "__finite") pure int isfinite(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__finite" : "__finitel")
pure int isfinite(real x);
//int isinf(real-floating x);
///
pragma(mangle, "__isinff") pure int isinf(float x);
///
pragma(mangle, "__isinf") pure int isinf(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__isinf" : "__isinfl")
pure int isinf(real x);
//int isnan(real-floating x);
///
pragma(mangle, "__isnanf") pure int isnan(float x);
///
pragma(mangle, "__isnan") pure int isnan(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__isnan" : "__isnanl")
pure int isnan(real x);
//int isnormal(real-floating x);
///
extern (D) pure int isnormal(float x) { return fpclassify(x) == FP_NORMAL; }
///
extern (D) pure int isnormal(double x) { return fpclassify(x) == FP_NORMAL; }
///
extern (D) pure int isnormal(real x) { return fpclassify(x) == FP_NORMAL; }
//int signbit(real-floating x);
///
pragma(mangle, "__signbitf") pure int signbit(float x);
///
pragma(mangle, "__signbit") pure int signbit(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__signbit" : "__signbitl")
pure int signbit(real x);
}
else version (CRuntime_Musl)
{
enum
{
///
FP_NAN,
///
FP_INFINITE,
///
FP_ZERO,
///
FP_SUBNORMAL,
///
FP_NORMAL,
}
enum
{
///
FP_FAST_FMA = 0,
///
FP_FAST_FMAF = 0,
///
FP_FAST_FMAL = 0,
}
pure {
int __fpclassifyf(float x);
int __fpclassify(double x);
int __fpclassifyl(real x);
int __signbitf(float x);
int __signbit(double x);
int __signbitl(real x);
}
//int fpclassify(real-floating x);
///
pragma(mangle, "__fpclassifyf") pure int fpclassify(float x);
///
pragma(mangle, "__fpclassify") pure int fpclassify(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__fpclassify" : "__fpclassifyl")
pure int fpclassify(real x);
extern (D) pure
{
private uint __FLOAT_BITS(float __f)
{
union __u_t {
float __f;
uint __i;
}
__u_t __u;
__u.__f = __f;
return __u.__i;
}
private ulong __DOUBLE_BITS(double __f)
{
union __u_t {
double __f;
ulong __i;
}
__u_t __u;
__u.__f = __f;
return __u.__i;
}
//int isfinite(real-floating x);
///
int isfinite(float x) { return (__FLOAT_BITS(x) & 0x7fffffff) < 0x7f800000; }
///
int isfinite(double x) { return (__DOUBLE_BITS(x) & -1UL>>1) < 0x7ffUL<<52; }
///
int isfinite(real x)
{
return (real.sizeof == double.sizeof)
? isfinite(cast(double)x)
: __fpclassifyl(x) > FP_INFINITE;
}
//int isinf(real-floating x);
///
int isinf(float x) { return (__FLOAT_BITS(x) & 0x7fffffff) == 0x7f800000; }
///
int isinf(double x) { return (__DOUBLE_BITS(x) & -1UL>>1) == 0x7ffUL<<52; }
///
int isinf(real x)
{
return (real.sizeof == double.sizeof)
? isinf(cast(double)x)
: __fpclassifyl(x) == FP_INFINITE;
}
//int isnan(real-floating x);
///
int isnan(float x) { return (__FLOAT_BITS(x) & 0x7fffffff) > 0x7f800000; }
///
int isnan(double x) { return (__DOUBLE_BITS(x) & -1UL>>1) > 0x7ffUL<<52; }
///
int isnan(real x)
{
return (real.sizeof == double.sizeof)
? isnan(cast(double)x)
: __fpclassifyl(x) == FP_NAN;
}
//int isnormal(real-floating x);
///
int isnormal(float x) { return fpclassify(x) == FP_NORMAL; }
///
int isnormal(double x) { return fpclassify(x) == FP_NORMAL; }
///
int isnormal(real x) { return fpclassify(x) == FP_NORMAL; }
}
//int signbit(real-floating x);
///
pragma(mangle, "__signbitf") pure int signbit(float x);
///
pragma(mangle, "__signbit") pure int signbit(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__signbit" : "__signbitl")
pure int signbit(real x);
}
else version (CRuntime_UClibc)
{
enum
{
///
FP_NAN,
///
FP_INFINITE,
///
FP_ZERO,
///
FP_SUBNORMAL,
///
FP_NORMAL,
}
enum
{
///
FP_FAST_FMA = 0,
///
FP_FAST_FMAF = 0,
///
FP_FAST_FMAL = 0,
}
pure int __fpclassifyf(float x);
pure int __fpclassify(double x);
pure int __fpclassifyl(real x);
pure int __finitef(float x);
pure int __finite(double x);
pure int __finitel(real x);
pure int __isinff(float x);
pure int __isinf(double x);
pure int __isinfl(real x);
pure int __isnanf(float x);
pure int __isnan(double x);
pure int __isnanl(real x);
pure int __signbitf(float x);
pure int __signbit(double x);
pure int __signbitl(real x);
///
pragma(mangle, "__fpclassifyf") pure int fpclassify(float x);
///
pragma(mangle, "__fpclassify") pure int fpclassify(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__fpclassify" : "__fpclassifyl")
pure int fpclassify(real x);
///
pragma(mangle, "__finitef") pure int isfinite(float x);
///
pragma(mangle, "__finite") pure int isfinite(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__finite" : "__finitel")
pure int isfinite(real x);
///
pragma(mangle, "__isinff") pure int isinf(float x);
///
pragma(mangle, "__isinf") pure int isinf(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__isinf" : "__isinfl")
pure int isinf(real x);
///
pragma(mangle, "__isnanf") pure int isnan(float x);
///
pragma(mangle, "__isnan") pure int isnan(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__isnan" : "__isnanl")
pure int isnan(real x);
extern (D) pure
{
///
int isnormal(float x) { return fpclassify(x) == FP_NORMAL; }
///
int isnormal(double x) { return fpclassify(x) == FP_NORMAL; }
///
int isnormal(real x) { return fpclassify(x) == FP_NORMAL; }
}
///
pragma(mangle, "__signbitf") pure int signbit(float x);
///
pragma(mangle, "__signbit") pure int signbit(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__signbit" : "__signbitl")
pure int signbit(real x);
}
else version (Darwin)
{
enum
{
///
FP_NAN = 1,
///
FP_INFINITE = 2,
///
FP_ZERO = 3,
///
FP_NORMAL = 4,
///
FP_SUBNORMAL = 5,
}
enum
{
///
FP_FAST_FMA = 0,
///
FP_FAST_FMAF = 0,
///
FP_FAST_FMAL = 0,
}
pure int __fpclassifyf(float x);
pure int __fpclassifyd(double x);
pure int __isfinitef(float x);
pure int __isfinited(double x);
pure int __isinff(float x);
pure int __isinfd(double x);
pure int __isnanf(float x);
pure int __isnand(double x);
// __isnormal family exists, but iOS implementation returns wrong results
// for subnormals
pure int __signbitf(float x);
pure int __signbitd(double x);
pure int __signbitl(real x);
// Support of OSX < 10.8 needs legacy function names without "l" suffix
// with exception of __signbitl. Otherwise could use else version like
// other Darwins
version (OSX)
{
version (AArch64)
{
// Available in macOS ARM
pure int __fpclassifyl(real x);
pure int __isfinitel(real x);
pure int __isinfl(real x);
pure int __isnanl(real x);
}
else
{
pure int __fpclassify(real x);
pure int __isfinite(real x);
pure int __isinf(real x);
pure int __isnan(real x);
alias __fpclassifyl = __fpclassify;
alias __isfinitel = __isfinite;
alias __isinfl = __isinf;
alias __isnanl = __isnan;
}
}
else
{
// Available OSX >= 10.8, iOS >= 6.0, all TVOS and WatchOS
pure int __fpclassifyl(real x);
pure int __isfinitel(real x);
pure int __isinfl(real x);
pure int __isnanl(real x);
}
//int fpclassify(real-floating x);
///
pragma(mangle, "__fpclassifyf") pure int fpclassify(float x);
///
pragma(mangle, "__fpclassifyd") pure int fpclassify(double x);
///
pragma(mangle, __fpclassifyl.mangleof) pure int fpclassify(real x);
//int isfinite(real-floating x);
///
pragma(mangle, "__isfinitef") pure int isfinite(float x);
///
pragma(mangle, "__isfinited") pure int isfinite(double x);
///
pragma(mangle, __isfinitel.mangleof) pure int isfinite(real x);
//int isinf(real-floating x);
///
pragma(mangle, "__isinff") pure int isinf(float x);
///
pragma(mangle, "__isinfd") pure int isinf(double x);
///
pragma(mangle, __isinfl.mangleof) pure int isinf(real x);
//int isnan(real-floating x);
///
pragma(mangle, "__isnanf") pure int isnan(float x);
///
pragma(mangle, "__isnand") pure int isnan(double x);
///
pragma(mangle, __isnanl.mangleof) pure int isnan(real x);
extern (D)
{
//int isnormal(real-floating x);
///
pure int isnormal(float x) { return fpclassify(x) == FP_NORMAL; }
///
pure int isnormal(double x) { return fpclassify(x) == FP_NORMAL; }
///
pure int isnormal(real x) { return fpclassify(x) == FP_NORMAL; }
}
//int signbit(real-floating x);
///
pragma(mangle, "__signbitf") pure int signbit(float x);
///
pragma(mangle, "__signbitd") pure int signbit(double x);
///
pragma(mangle, "__signbitl") pure int signbit(real x);
}
else version (FreeBSD)
{
enum
{
///
FP_INFINITE = 0x01,
///
FP_NAN = 0x02,
///
FP_NORMAL = 0x04,
///
FP_SUBNORMAL = 0x08,
///
FP_ZERO = 0x10,
}
enum
{
///
FP_FAST_FMA = 0,
///
FP_FAST_FMAF = 0,
///
FP_FAST_FMAL = 0,
}
pure int __fpclassifyd(double);
pure int __fpclassifyf(float);
pure int __fpclassifyl(real);
pure int __isfinitef(float);
pure int __isfinite(double);
pure int __isfinitel(real);
pure int __isinff(float);
pure int __isinfl(real);
pure int __isnanl(real);
pure int __isnormalf(float);
pure int __isnormal(double);
pure int __isnormall(real);
pure int __signbit(double);
pure int __signbitf(float);
pure int __signbitl(real);
//int fpclassify(real-floating x);
///
pragma(mangle, "__fpclassifyf") pure int fpclassify(float x);
///
pragma(mangle, "__fpclassifyd") pure int fpclassify(double x);
///
pragma(mangle, "__fpclassifyl") pure int fpclassify(real x);
//int isfinite(real-floating x);
///
pragma(mangle, "__isfinitef") pure int isfinite(float x);
///
pragma(mangle, "__isfinite") pure int isfinite(double x);
///
pragma(mangle, "__isfinitel") pure int isfinite(real x);
//int isinf(real-floating x);
///
pragma(mangle, "__isinff") pure int isinf(float x);
///
extern (D) pure int isinf(double x) { return __isinfl(x); }
///
pragma(mangle, "__isinfl") pure int isinf(real x);
//int isnan(real-floating x);
///
extern (D) pure int isnan(float x) { return __isnanl(x); }
///
extern (D) pure int isnan(double x) { return __isnanl(x); }
///
pragma(mangle, "__isnanl") pure int isnan(real x);
//int isnormal(real-floating x);
///
pragma(mangle, "__isnormalf") pure int isnormal(float x);
///
pragma(mangle, "__isnormal") pure int isnormal(double x);
///
pragma(mangle, "__isnormall") pure int isnormal(real x);
//int signbit(real-floating x);
///
pragma(mangle, "__signbitf") pure int signbit(float x);
///
pragma(mangle, "__signbit") pure int signbit(double x);
///
extern (D) pure int signbit(real x) { return __signbit(x); }
}
else version (OpenBSD)
{
enum
{
///
FP_INFINITE = 0x01,
///
FP_NAN = 0x02,
///
FP_NORMAL = 0x04,
///
FP_SUBNORMAL = 0x08,
///
FP_ZERO = 0x10,
}
enum
{
///
FP_FAST_FMA = 1,
///
FP_FAST_FMAF = 1,
///
FP_FAST_FMAL = 1,
}
pure int __fpclassify(double);
pure int __fpclassifyf(float);
pure int __fpclassifyl(real);
pure int __isfinitef(float);
pure int __isfinite(double);
pure int __isfinitel(real);
pure int __isinff(float);
pure int __isinfl(real);
pure int __isnanl(real);
pure int __isnormalf(float);
pure int __isnormal(double);
pure int __isnormall(real);
pure int __signbit(double);
pure int __signbitf(float);
pure int __signbitl(real);
//int fpclassify(real-floating x);
///
pragma(mangle, "__fpclassifyf") pure int fpclassify(float x);
///
pragma(mangle, "__fpclassify") pure int fpclassify(double x);
///
pragma(mangle, "__fpclassifyl") pure int fpclassify(real x);
//int isfinite(real-floating x);
///
pragma(mangle, "__isfinitef") pure int isfinite(float x);
///
pragma(mangle, "__isfinite") pure int isfinite(double x);
///
pragma(mangle, "__isfinitel") pure int isfinite(real x);
//int isinf(real-floating x);
///
pragma(mangle, "__isinff") pure int isinf(float x);
///
extern (D) pure int isinf(double x) { return __isinfl(x); }
///
pragma(mangle, "__isinfl") pure int isinf(real x);
//int isnan(real-floating x);
///
extern (D) pure int isnan(float x) { return __isnanl(x); }
///
extern (D) pure int isnan(double x) { return __isnanl(x); }
///
pragma(mangle, "__isnanl") pure int isnan(real x);
//int isnormal(real-floating x);
///
pragma(mangle, "__isnormalf") pure int isnormal(float x);
///
pragma(mangle, "__isnormal") pure int isnormal(double x);
///
pragma(mangle, "__isnormall") pure int isnormal(real x);
//int signbit(real-floating x);
///
pragma(mangle, "__signbitf") pure int signbit(float x);
///
pragma(mangle, "__signbit") pure int signbit(double x);
///
extern (D) pure int signbit(real x) { return __signbit(x); }
}
else version (NetBSD)
{
enum
{
///
FP_INFINITE = 0,
///
FP_NAN = 1,
///
FP_NORMAL = 2,
///
FP_SUBNORMAL = 3,
///
FP_ZERO = 4,
}
enum
{
///
FP_FAST_FMA = 0,
///
FP_FAST_FMAF = 0,
///
FP_FAST_FMAL = 0,
}
pure uint __fpclassifyf(float x);
pure uint __fpclassifyd(double x);
pure uint __fpclassifyl(real x);
//int fpclassify(real-floating x);
///
pragma(mangle, "__fpclassifyf") pure int fpclassify(float x);
///
pragma(mangle, "__fpclassifyd") pure int fpclassify(double x);
///
pragma(mangle, real.sizeof == double.sizeof ? "__fpclassifyd" : "__fpclassifyl")
pure int fpclassify(real x);
extern (D)
{
//int isfinite(real-floating x);
///
pure int isfinite(float x) { return fpclassify(x) >= FP_NORMAL; }
///
pure int isfinite(double x) { return fpclassify(x) >= FP_NORMAL; }
///
pure int isfinite(real x) { return fpclassify(x) >= FP_NORMAL; }
//int isinf(real-floating x);
///
pure int isinf(float x) { return fpclassify(x) == FP_INFINITE; }
///
pure int isinf(double x) { return fpclassify(x) == FP_INFINITE; }
///
pure int isinf(real x) { return fpclassify(x) == FP_INFINITE; }
//int isnan(real-floating x);
///
pure int isnan(float x) { return fpclassify(x) == FP_NAN; }
///
pure int isnan(double x) { return fpclassify(x) == FP_NAN; }
///
pure int isnan(real x) { return fpclassify(x) == FP_NAN; }
//int isnormal(real-floating x);
///
pure int isnormal(float x) { return fpclassify(x) == FP_NORMAL; }
///
pure int isnormal(double x) { return fpclassify(x) == FP_NORMAL; }
///
pure int isnormal(real x) { return fpclassify(x) == FP_NORMAL; }
//int signbit(real-floating x);
///
pure int signbit(float x) { return (cast(short*)&(x))[1] & 0x8000; }
///
pure int signbit(double x) { return (cast(short*)&(x))[3] & 0x8000; }
///
pure int signbit(real x)
{
return (real.sizeof == double.sizeof)
? (cast(short*)&(x))[3] & 0x8000
: (cast(short*)&(x))[4] & 0x8000;
}
}
}
else version (DragonFlyBSD)
{
enum
{
FP_INFINITE = 0x01,
FP_NAN = 0x02,
FP_NORMAL = 0x04,
FP_SUBNORMAL = 0x08,
FP_ZERO = 0x10,
}
/*
* /usr/include/math.h : martynas@openbsd believes only F version is true.
enum FP_FAST_FMA = 1;
enum FP_FAST_FMAL = 1;
*/
enum FP_FAST_FMAF = 1;
pure int __fpclassifyd(double);
pure int __fpclassifyf(float);
pure int __fpclassifyl(real);
pure int __isfinitef(float);
pure int __isfinite(double);
pure int __isfinitel(real);
pure int __isinff(float);
pure int __isinf(double);
pure int __isinfl(real);
pure int __isnanf(float);
pure int __isnan(double);
pure int __isnanl(real);
pure int __isnormalf(float);
pure int __isnormal(double);
pure int __isnormall(real);
pure int __signbit(double);
pure int __signbitf(float);
pure int __signbitl(real);
pragma(mangle, "__fpclassifyf") pure int fpclassify(float x);
pragma(mangle, "__fpclassifyd") pure int fpclassify(double x);
pragma(mangle, "__fpclassifyl") pure int fpclassify(real x);
pragma(mangle, "__isfinitef") pure int isfinite(float x);
pragma(mangle, "__isfinite") pure int isfinite(double x);
pragma(mangle, "__isfinitel") pure int isfinite(real x);
pragma(mangle, "__isinff") pure int isinf(float x);
pragma(mangle, "__isinf") pure int isinf(double x);
pragma(mangle, "__isinfl") pure int isinf(real x);
pragma(mangle, "__isnanf") pure int isnan(float x);
pragma(mangle, "__isnan") pure int isnan(double x);
pragma(mangle, "__isnanl") pure int isnan(real x);
pragma(mangle, "__isnormalf") pure int isnormal(float x);
pragma(mangle, "__isnormal") pure int isnormal(double x);
pragma(mangle, "__isnormall") pure int isnormal(real x);
pragma(mangle, "__signbitf") pure int signbit(float x);
pragma(mangle, "__signbit") pure int signbit(double x);
pragma(mangle, "__signbitl") pure int signbit(real x);
}
else version (Solaris)
{
enum
{
FP_INFINITE = 3,
FP_NAN = 4,
FP_NORMAL = 2,
FP_SUBNORMAL = 1,
FP_ZERO = 0,
}
enum
{
///
FP_FAST_FMA = 0,
///
FP_FAST_FMAF = 0,
///
FP_FAST_FMAL = 0,
}
extern (D)
{
//int fpclassify(real-floating x);
///
pure int fpclassify(float x)
{
return isnan(x) ? FP_NAN : isinf(x) ? FP_INFINITE :
isnormal(x) ? FP_NORMAL : x == 0.0f ? FP_ZERO :
FP_SUBNORMAL;
}
///
pure int fpclassify(double x)
{
return isnan(x) ? FP_NAN : isinf(x) ? FP_INFINITE :
isnormal(x) ? FP_NORMAL : x == 0.0 ? FP_ZERO :
FP_SUBNORMAL;
}
///
pure int fpclassify(real x)
{
return isnan(x) ? FP_NAN : isinf(x) ? FP_INFINITE :
isnormal(x) ? FP_NORMAL : x == 0.0L ? FP_ZERO :
FP_SUBNORMAL;
}
//int isfinite(real-floating x);
///
pure int isfinite(float x) { return !isnan(x) && !isinf(x); }
///
pure int isfinite(double x) { return !isnan(x) && !isinf(x); }
///
pure int isfinite(real x) { return !isnan(x) && !isinf(x); }
//int isinf(real-floating x);
///
pure int isinf(float x) { return x == float.infinity || x == -float.infinity; }
///
pure int isinf(double x) { return x == double.infinity || x == -double.infinity; }
///
pure int isinf(real x) { return x == real.infinity || x == -real.infinity; }
//int isnan(real-floating x);
///
pure int isnan(float x) { return x != x; }
///
pure int isnan(double x) { return x != x; }
///
pure int isnan(real x) { return x != x; }
//int isnormal(real-floating x);
///
pure int isnormal(float x)
{
import core.math;
return isfinite(x) && fabs(x) >= float.min_normal;
}
///
pure int isnormal(double x)
{
import core.math;
return isfinite(x) && fabs(x) >= double.min_normal;
}
///
pure int isnormal(real x)
{
import core.math;
return isfinite(x) && fabs(x) >= real.min_normal;
}
//int signbit(real-floating x);
///
pure int signbit(float x)
{
version (SPARC_Any)
return cast(int)(*cast(uint*)&x >> 31);
else version (X86_Any)
return cast(int)(*cast(uint*)&x >> 31);
else
static assert(false, "Architecture not supported.");
}
///
pure int signbit(double x)
{
version (SPARC_Any)
return cast(int)(*cast(uint*)&x >> 31);
else version (X86_Any)
return cast(int)((cast(uint*)&x)[1] >> 31);
else
static assert(false, "Architecture not supported.");
}
///
pure int signbit(real x)
{
version (SPARC_Any)
return cast(int)(*cast(uint*)&x >> 31);
else version (X86_Any)
return cast(int)((cast(ushort *)&x)[4] >> 15);
else
static assert(false, "Architecture not supported.");
}
}
}
else version (CRuntime_Bionic)
{
enum
{
///
FP_INFINITE = 0x01,
///
FP_NAN = 0x02,
///
FP_NORMAL = 0x04,
///
FP_SUBNORMAL = 0x08,
///
FP_ZERO = 0x10,
}
///
enum FP_FAST_FMAF;
pure int __fpclassifyd(double);
pure int __fpclassifyf(float);
pure int __fpclassifyl(real);
pure int __isfinitef(float);
pure int __isfinite(double);
pure int __isfinitel(real);
pure int __isinff(float);
pure int __isinf(double);
pure int __isinfl(real);
pure int isnanf(float);
pure int isnan(double);
pure int __isnanl(real);
pure int __isnormalf(float);
pure int __isnormal(double);
pure int __isnormall(real);
pure int __signbit(double);
pure int __signbitf(float);
pure int __signbitl(real);
//int fpclassify(real-floating x);
///
pragma(mangle, "__fpclassifyf") pure int fpclassify(float x);
///
pragma(mangle, "__fpclassifyd") pure int fpclassify(double x);
///
pragma(mangle, "__fpclassifyl") pure int fpclassify(real x);
//int isfinite(real-floating x);
///
pragma(mangle, "__isfinitef") pure int isfinite(float x);
///
pragma(mangle, "__isfinite") pure int isfinite(double x);
///
pragma(mangle, "__isfinitel") pure int isfinite(real x);
//int isinf(real-floating x);
///
pragma(mangle, "__isinff") pure int isinf(float x);
///
pragma(mangle, "__isinf") pure int isinf(double x);
///
pragma(mangle, "__isinfl") pure int isinf(real x);
//int isnan(real-floating x);
///
pragma(mangle, "isnanf") pure int isnan(float x);
///
pragma(mangle, "__isnanl") pure int isnan(real x);
//int isnormal(real-floating x);
///
pragma(mangle, "__isnormalf") pure int isnormal(float x);
///
pragma(mangle, "__isnormal") pure int isnormal(double x);
///
pragma(mangle, "__isnormall") pure int isnormal(real x);
//int signbit(real-floating x);
///
pragma(mangle, "__signbitf") pure int signbit(float x);
///
pragma(mangle, "__signbit") pure int signbit(double x);
///
pragma(mangle, "__signbitl") pure int signbit(real x);
}
extern (D)
{
//int isgreater(real-floating x, real-floating y);
///
pure int isgreater(float x, float y) { return x > y; }
///
pure int isgreater(double x, double y) { return x > y; }
///
pure int isgreater(real x, real y) { return x > y; }
//int isgreaterequal(real-floating x, real-floating y);
///
pure int isgreaterequal(float x, float y) { return x >= y; }
///
pure int isgreaterequal(double x, double y) { return x >= y; }
///
pure int isgreaterequal(real x, real y) { return x >= y; }
//int isless(real-floating x, real-floating y);
///
pure int isless(float x, float y) { return x < y; }
///
pure int isless(double x, double y) { return x < y; }
///
pure int isless(real x, real y) { return x < y; }
//int islessequal(real-floating x, real-floating y);
///
pure int islessequal(float x, float y) { return x <= y; }
///
pure int islessequal(double x, double y) { return x <= y; }
///
pure int islessequal(real x, real y) { return x <= y; }
//int islessgreater(real-floating x, real-floating y);
///
pure int islessgreater(float x, float y) { return x != y && !isunordered(x, y); }
///
pure int islessgreater(double x, double y) { return x != y && !isunordered(x, y); }
///
pure int islessgreater(real x, real y) { return x != y && !isunordered(x, y); }
//int isunordered(real-floating x, real-floating y);
///
pure int isunordered(float x, float y) { return isnan(x) || isnan(y); }
///
pure int isunordered(double x, double y) { return isnan(x) || isnan(y); }
///
pure int isunordered(real x, real y) { return isnan(x) || isnan(y); }
}
/* MS define some functions inline.
* Additionally, their *l functions work with a 64-bit long double and are thus
* useless for 80-bit D reals. So we use our own wrapper implementations working
* internally with reduced 64-bit precision.
* This also enables relaxing real to 64-bit double.
*/
version (CRuntime_Microsoft) // fully supported since MSVCRT 12 (VS 2013) only
{
///
double acos(double x);
///
float acosf(float x);
///
extern(D) real acosl()(real x) { return acos(cast(double) x); }
///
double asin(double x);
///
float asinf(float x);
///
extern(D) real asinl()(real x) { return asin(cast(double) x); }
///
pure double atan(double x);
///
pure float atanf(float x);
///
pure extern(D) real atanl()(real x) { return atan(cast(double) x); }
///
double atan2(double y, double x);
///
float atan2f(float y, float x);
///
extern(D) real atan2l()(real y, real x) { return atan2(cast(double) y, cast(double) x); }
///
pure double cos(double x);
///
pure float cosf(float x);
///
extern(D) pure real cosl()(real x) { return cos(cast(double) x); }
///
pure double sin(double x);
///
pure float sinf(float x);
///
extern(D) pure real sinl()(real x) { return sin(cast(double) x); }
///
pure double tan(double x);
///
pure float tanf(float x);
///
extern(D) pure real tanl()(real x) { return tan(cast(double) x); }
///
double acosh(double x);
///
float acoshf(float x);
///
extern(D) real acoshl()(real x) { return acosh(cast(double) x); }
///
pure double asinh(double x);
///
pure float asinhf(float x);
///
pure extern(D) real asinhl()(real x) { return asinh(cast(double) x); }
///
double atanh(double x);
///
float atanhf(float x);
///
extern(D) real atanhl()(real x) { return atanh(cast(double) x); }
///
double cosh(double x);
///
float coshf(float x);
///
extern(D) real coshl()(real x) { return cosh(cast(double) x); }
///
double sinh(double x);
///
float sinhf(float x);
///
extern(D) real sinhl()(real x) { return sinh(cast(double) x); }
///
pure double tanh(double x);
///
pure float tanhf(float x);
///
extern(D) pure real tanhl()(real x) { return tanh(cast(double) x); }
///
double exp(double x);
///
float expf(float x);
///
extern(D) real expl()(real x) { return exp(cast(double) x); }
///
double exp2(double x);
///
float exp2f(float x);
///
extern(D) real exp2l()(real x) { return exp2(cast(double) x); }
///
double expm1(double x);
///
float expm1f(float x);
///
extern(D) real expm1l()(real x) { return expm1(cast(double) x); }
///
pure double frexp(double value, int* exp);
///
extern(D) pure float frexpf()(float value, int* exp) { return cast(float) frexp(value, exp); }
///
extern(D) pure real frexpl()(real value, int* exp) { return frexp(cast(double) value, exp); }
///
int ilogb(double x);
///
int ilogbf(float x);
///
extern(D) int ilogbl()(real x) { return ilogb(cast(double) x); }
///
double ldexp(double x, int exp);
///
extern(D) float ldexpf()(float x, int exp) { return cast(float) ldexp(x, exp); }
///
extern(D) real ldexpl()(real x, int exp) { return ldexp(cast(double) x, exp); }
///
double log(double x);
///
float logf(float x);
///
extern(D) real logl()(real x) { return log(cast(double) x); }
///
double log10(double x);
///
float log10f(float x);
///
extern(D) real log10l()(real x) { return log10(cast(double) x); }
///
double log1p(double x);
///
float log1pf(float x);
///
extern(D) real log1pl()(real x) { return log1p(cast(double) x); }
///
double log2(double x);
///
float log2f(float x);
///
extern(D) real log2l()(real x) { return log2(cast(double) x); }
///
double logb(double x);
///
float logbf(float x);
///
extern(D) real logbl()(real x) { return logb(cast(double) x); }
///
pure double modf(double value, double* iptr);
///
pure float modff(float value, float* iptr);
///
extern(D) pure real modfl()(real value, real* iptr)
{
double i;
double r = modf(cast(double) value, &i);
*iptr = i;
return r;
}
///
double scalbn(double x, int n);
///
float scalbnf(float x, int n);
///
extern(D) real scalbnl()(real x, int n) { return scalbn(cast(double) x, n); }
///
double scalbln(double x, c_long n);
///
float scalblnf(float x, c_long n);
///
extern(D) real scalblnl()(real x, c_long n) { return scalbln(cast(double) x, n); }
///
pure double cbrt(double x);
///
pure float cbrtf(float x);
///
extern(D) pure real cbrtl()(real x) { return cbrt(cast(double) x); }
///
pure double fabs(double x);
///
extern(D) pure float fabsf()(float x) { return cast(float) fabs(x); }
///
extern(D) pure real fabsl()(real x) { return fabs(cast(double) x); }
///
extern(C) pragma(mangle, "_hypot") double hypot(double x, double y);
///
extern(C) pragma(mangle, "_hypotf") float hypotf(float x, float y);
///
extern(D) real hypotl(real x, real y) { return hypot(cast(double) x, cast(double) y); }
///
double pow(double x, double y);
///
float powf(float x, float y);
///
extern(D) real powl()(real x, real y) { return pow(cast(double) x, cast(double) y); }
///
double sqrt(double x);
///
float sqrtf(float x);
///
extern(D) real sqrtl()(real x) { return sqrt(cast(double) x); }
///
pure double erf(double x);
///
pure float erff(float x);
///
extern(D) pure real erfl()(real x) { return erf(cast(double) x); }
///
double erfc(double x);
///
float erfcf(float x);
///
extern(D) real erfcl()(real x) { return erfc(cast(double) x); }
///
double lgamma(double x);
///
float lgammaf(float x);
///
extern(D) real lgammal()(real x) { return lgamma(cast(double) x); }
///
double tgamma(double x);
///
float tgammaf(float x);
///
extern(D) real tgammal()(real x) { return tgamma(cast(double) x); }
///
pure double ceil(double x);
///
pure float ceilf(float x);
///
extern(D) pure real ceill()(real x) { return ceil(cast(double) x); }
///
pure double floor(double x);
///
pure float floorf(float x);
///
extern(D) pure real floorl()(real x) { return floor(cast(double) x); }
///
pure double nearbyint(double x);
///
pure float nearbyintf(float x);
///
extern(D) pure real nearbyintl()(real x) { return nearbyint(cast(double) x); }
///
pure double rint(double x);
///
pure float rintf(float x);
///
extern(D) pure real rintl()(real x) { return rint(cast(double) x); }
///
c_long lrint(double x);
///
c_long lrintf(float x);
///
extern(D) c_long lrintl()(real x) { return lrint(cast(double) x); }
///
long llrint(double x);
///
long llrintf(float x);
///
extern(D) long llrintl()(real x) { return llrint(cast(double) x); }
///
pure double round(double x);
///
pure float roundf(float x);
///
extern(D) pure real roundl()(real x) { return round(cast(double) x); }
///
c_long lround(double x);
///
c_long lroundf(float x);
///
extern(D) c_long lroundl()(real x) { return lround(cast(double) x); }
///
long llround(double x);
///
long llroundf(float x);
///
extern(D) long llroundl()(real x) { return llround(cast(double) x); }
///
pure double trunc(double x);
///
pure float truncf(float x);
///
extern(D) pure real truncl()(real x) { return trunc(cast(double) x); }
///
double fmod(double x, double y);
///
float fmodf(float x, float y);
///
extern(D) real fmodl()(real x, real y) { return fmod(cast(double) x, cast(double) y); }
///
double remainder(double x, double y);
///
float remainderf(float x, float y);
///
extern(D) real remainderl()(real x, real y) { return remainder(cast(double) x, cast(double) y); }
///
double remquo(double x, double y, int* quo);
///
float remquof(float x, float y, int* quo);
///
extern(D) real remquol()(real x, real y, int* quo) { return remquo(cast(double) x, cast(double) y, quo); }
///
pure double copysign(double x, double y);
///
pure float copysignf(float x, float y);
///
extern(D) pure real copysignl()(real x, real y) { return copysign(cast(double) x, cast(double) y); }
///
pure double nan(char* tagp);
///
pure float nanf(char* tagp);
///
extern(D) pure real nanl()(char* tagp) { return nan(tagp); }
///
double nextafter(double x, double y);
///
float nextafterf(float x, float y);
///
extern(D) real nextafterl()(real x, real y) { return nextafter(cast(double) x, cast(double) y); }
///
double nexttoward(double x, real y);
///
float nexttowardf(float x, real y);
///
extern(D) real nexttowardl()(real x, real y) { return nexttoward(cast(double) x, cast(double) y); }
///
double fdim(double x, double y);
///
float fdimf(float x, float y);
///
extern(D) real fdiml()(real x, real y) { return fdim(cast(double) x, cast(double) y); }
///
pure double fmax(double x, double y);
///
pure float fmaxf(float x, float y);
///
extern(D) pure real fmaxl()(real x, real y) { return fmax(cast(double) x, cast(double) y); }
///
pure double fmin(double x, double y);
///
pure float fminf(float x, float y);
///
extern(D) pure real fminl()(real x, real y) { return fmin(cast(double) x, cast(double) y); }
///
pure double fma(double x, double y, double z);
///
pure float fmaf(float x, float y, float z);
///
extern(D) pure real fmal()(real x, real y, real z) { return fma(cast(double) x, cast(double) y, cast(double) z); }
}
else version (FreeBSD)
{
///
double acos(double x);
///
float acosf(float x);
///
real acosl(real x); // since 8.0
///
double asin(double x);
///
float asinf(float x);
///
real asinl(real x); // since 8.0
///
pure double atan(double x);
///
pure float atanf(float x);
///
pure real atanl(real x); // since 8.0
///
double atan2(double y, double x);
///
float atan2f(float y, float x);
///
real atan2l(real y, real x); // since 8.0
///
pure double cos(double x);
///
pure float cosf(float x);
///
pure real cosl(real x); // since 8.0
///
pure double sin(double x);
///
pure float sinf(float x);
///
pure real sinl(real x); // since 8.0
///
pure double tan(double x);
///
pure float tanf(float x);
///
pure real tanl(real x); // since 8.0
///
double acosh(double x);
///
float acoshf(float x);
///
real acoshl(real x); // since 10.0
///
pure double asinh(double x);
///
pure float asinhf(float x);
///
pure real asinhl(real x); // since 10.0
///
double atanh(double x);
///
float atanhf(float x);
///
real atanhl(real x); // since 10.0
///
double cosh(double x);
///
float coshf(float x);
///
real coshl(real x); // since 10.1
///
double sinh(double x);
///
float sinhf(float x);
///
real sinhl(real x); // since 10.1
///
pure double tanh(double x);
///
pure float tanhf(float x);
///
pure real tanhl(real x); // since 10.1
///
double exp(double x);
///
float expf(float x);
///
real expl(real x); // since 10.0
///
double exp2(double x);
///
float exp2f(float x);
///
real exp2l(real x); // since 8.0
///
double expm1(double x);
///
float expm1f(float x);
///
real expm1l(real x); // since 10.0
///
pure double frexp(double value, int* exp);
///
pure float frexpf(float value, int* exp);
///
pure real frexpl(real value, int* exp); // since 6.0
///
int ilogb(double x);
///
int ilogbf(float x);
///
int ilogbl(real x); // since 5.4
///
double ldexp(double x, int exp);
///
float ldexpf(float x, int exp);
///
real ldexpl(real x, int exp); // since 6.0
///
double log(double x);
///
float logf(float x);
///
real logl(real x); // since 10.0
///
double log10(double x);
///
float log10f(float x);
///
real log10l(real x); // since 10.0
///
double log1p(double x);
///
float log1pf(float x);
///
real log1pl(real x); // since 10.0
///
double log2(double x); // since 8.3
///
float log2f(float x); // since 8.3
///
real log2l(real x); // since 10.0
///
double logb(double x);
///
float logbf(float x);
///
real logbl(real x); // since 8.0
///
pure double modf(double value, double* iptr);
///
pure float modff(float value, float* iptr);
///
pure real modfl(real value, real *iptr); // since 8.0
///
double scalbn(double x, int n);
///
float scalbnf(float x, int n);
///
real scalbnl(real x, int n); // since 6.0
///
double scalbln(double x, c_long n);
///
float scalblnf(float x, c_long n);
///
real scalblnl(real x, c_long n); // since 6.0
///
pure double cbrt(double x);
///
pure float cbrtf(float x);
///
pure real cbrtl(real x); // since 9.0
///
pure double fabs(double x);
///
pure float fabsf(float x);
///
pure real fabsl(real x); // since 5.3
///
double hypot(double x, double y);
///
float hypotf(float x, float y);
///
real hypotl(real x, real y); // since 8.0
///
double pow(double x, double y);
///
float powf(float x, float y);
///
real powl(real x, real y); // since 10.4
///
double sqrt(double x);
///
float sqrtf(float x);
///
real sqrtl(real x); // since 8.0
///
pure double erf(double x);
///
pure float erff(float x);
///
pure real erfl(real x); // since 10.1
///
double erfc(double x);
///
float erfcf(float x);
///
real erfcl(real x); // since 10.1
///
double lgamma(double x);
///
float lgammaf(float x);
///
real lgammal(real x); // since 10.2
///
double tgamma(double x);
///
float tgammaf(float x);
///
real tgammal(real x); // since 11.2
///
pure double ceil(double x);
///
pure float ceilf(float x);
///
pure real ceill(real x); // since 5.4
///
pure double floor(double x);
///
pure float floorf(float x);
///
pure real floorl(real x); // since 5.4
///
pure double nearbyint(double x);
///
pure float nearbyintf(float x);
///
pure real nearbyintl(real x); // since 8.0
///
pure double rint(double x);
///
pure float rintf(float x);
///
pure real rintl(real x); // since 8.0
///
c_long lrint(double x);
///
c_long lrintf(float x);
///
c_long lrintl(real x); // since 8.0
///
long llrint(double x);
///
long llrintf(float x);
///
long llrintl(real x); // since 8.0
///
pure double round(double x);
///
pure float roundf(float x);
///
pure real roundl(real x); // since 6.0
///
c_long lround(double x);
///
c_long lroundf(float x);
///
c_long lroundl(real x); // since 6.0
///
long llround(double x);
///
long llroundf(float x);
///
long llroundl(real x); // since 6.0
///
pure double trunc(double x);
///
pure float truncf(float x);
///
pure real truncl(real x); // since 6.0
///
double fmod(double x, double y);
///
float fmodf(float x, float y);
///
real fmodl(real x, real y); // since 8.0
///
double remainder(double x, double y);
///
float remainderf(float x, float y);
///
real remainderl(real x, real y); // since 8.0
///
double remquo(double x, double y, int* quo);
///
float remquof(float x, float y, int* quo);
///
real remquol(real x, real y, int* quo); // since 8.0
///
pure double copysign(double x, double y);
///
pure float copysignf(float x, float y);
///
pure real copysignl(real x, real y); // since 5.3
///
pure double nan(const char*); // since 8.0
///
pure float nanf(const char*); // since 8.0
///
pure real nanl(const char*); // since 8.0
///
double nextafter(double x, double y);
///
float nextafterf(float x, float y);
///
real nextafterl(real x, real y); // since 6.0
///
double nexttoward(double x, real y);
///
float nexttowardf(float x, real y);
///
real nexttowardl(real x, real y); // since 6.0
///
double fdim(double x, double y);
///
float fdimf(float x, float y);
///
real fdiml(real x, real y); // since 5.3
///
pure double fmax(double x, double y);
///
pure float fmaxf(float x, float y);
///
pure real fmaxl(real x, real y); // since 5.3
///
pure double fmin(double x, double y);
///
pure float fminf(float x, float y);
///
pure real fminl(real x, real y); // since 5.3
///
pure double fma(double x, double y, double z);
///
pure float fmaf(float x, float y, float z);
///
pure real fmal(real x, real y, real z); // since 6.0
}
else version (NetBSD)
{
///
real acosl(real x);
///
real asinl(real x);
///
pure real atanl(real x);
///
real atan2l(real y, real x);
///
pure real cosl(real x);
///
pure real sinl(real x);
///
pure real tanl(real x);
///
real exp2l(real x);
///
pure real frexpl(real value, int* exp);
///
int ilogbl(real x);
///
real ldexpl(real x, int exp);
///
real logbl(real x);
///
pure real modfl(real value, real *iptr);
///
real scalbnl(real x, int n);
///
real scalblnl(real x, c_long n);
///
pure real fabsl(real x);
///
real hypotl(real x, real y);
///
real sqrtl(real x);
///
pure real ceill(real x);
///
pure real floorl(real x);
///
pure real nearbyintl(real x);
///
pure real rintl(real x);
///
extern(D) c_long lrintl(real x) { return cast(c_long)rintl(x); }
///
pure real roundl(real x);
///
extern(D) c_long lroundl(real x) { return cast(c_long)roundl(x);}
///
extern(D) long llroundl(real x) { return cast(long)roundl(x);}
///
pure real truncl(real x);
///
real fmodl(real x, real y);
///
real remainderl(real x, real y) { return remainder(x,y); }
///
real remquol(real x, real y, int* quo){ return remquo(x,y,quo); }
///
pure real copysignl(real x, real y);
///
pure double nan(char* tagp);
///
pure float nanf(char* tagp);
///
pure real nanl(char* tagp);
///
real nextafterl(real x, real y);
///
extern(D) real nexttowardl(real x, real y) { return nexttoward(cast(double) x, cast(double) y); }
///
real fdiml(real x, real y);
///
pure real fmaxl(real x, real y);
///
pure real fminl(real x, real y);
///
pure real fmal(real x, real y, real z);
///
double acos(double x);
///
float acosf(float x);
///
double asin(double x);
///
float asinf(float x);
///
pure double atan(double x);
///
pure float atanf(float x);
///
double atan2(double y, double x);
///
float atan2f(float y, float x);
///
pure double cos(double x);
///
pure float cosf(float x);
///
pure double sin(double x);
///
pure float sinf(float x);
///
pure double tan(double x);
///
pure float tanf(float x);
///
double acosh(double x);
///
float acoshf(float x);
///
real acoshl(real x);
///
pure double asinh(double x);
///
pure float asinhf(float x);
///
pure real asinhl(real x);
///
double atanh(double x);
///
float atanhf(float x);
///
real atanhl(real x);
///
double cosh(double x);
///
float coshf(float x);
///
real coshl(real x);
///
double sinh(double x);
///
float sinhf(float x);
///
real sinhl(real x);
///
pure double tanh(double x);
///
pure float tanhf(float x);
///
pure real tanhl(real x);
///
double exp(double x);
///
float expf(float x);
///
real expl(real x);
///
double exp2(double x);
///
float exp2f(float x);
///
double expm1(double x);
///
float expm1f(float x);
///
real expm1l(real x) { return expm1(cast(double) x); }
///
pure double frexp(double value, int* exp);
///
pure float frexpf(float value, int* exp);
///
int ilogb(double x);
///
int ilogbf(float x);
///
double ldexp(double x, int exp);
///
float ldexpf(float x, int exp);
///
double log(double x);
///
float logf(float x);
/// NetBSD has no logl. It is just alias log(double)
real logl(real x)
{
if (x<0) return real.nan;
if (x==0) return -real.infinity;
if (isnan(x) || isinf(x)) return x;
real rs = 0;
if (x>double.max)
{
immutable MAX = log(double.max);
for (; x>double.max; x /= double.max)
rs += MAX;
}
else if (x<double.min_normal)
{
immutable MIN = log(double.min_normal);
for (; x<double.min_normal; x /= double.min_normal)
rs += MIN;
}
rs += log(x);
return rs;
}
///
double log10(double x);
///
float log10f(float x);
///NetBSD has no log10l. It is just alias log(double)
real log10l(real x)
{
if (x<0) return real.nan;
if (x==0) return -real.infinity;
if (isnan(x) || isinf(x)) return x;
real rs = 0;
if (x>double.max)
{
immutable MAX = log10(double.max);
for (; x>double.max; x /= double.max)
rs += MAX;
}
else if (x<double.min_normal)
{
immutable MIN = log10(double.min_normal);
for (; x<double.min_normal; x /= double.min_normal)
rs += MIN;
}
rs += log10(x);
return rs;
}
///
double log1p(double x);
///
float log1pf(float x);
///
extern(D) real log1pl(real x) { return log1p(cast(double) x); }
private enum real ONE_LN2 = 1 / 0x1.62e42fefa39ef358p-1L;
///
extern(D) double log2(double x) { return log(x) * ONE_LN2; }
///
extern(D) float log2f(float x) { return logf(x) * ONE_LN2; }
///
real log2l(real x) { return logl(x) * ONE_LN2; }
///
double logb(double x);
///
float logbf(float x);
///
pure double modf(double value, double* iptr);
///
pure float modff(float value, float* iptr);
///
double scalbn(double x, int n);
///
float scalbnf(float x, int n);
///
double scalbln(double x, c_long n);
///
float scalblnf(float x, c_long n);
///
pure double cbrt(double x);
///
pure float cbrtf(float x);
///
pure real cbrtl(real x);
///
pure double fabs(double x);
///
pure float fabsf(float x);
///
double hypot(double x, double y);
///
float hypotf(float x, float y);
///
double pow(double x, double y);
///
float powf(float x, float y);
///
real powl(real x, real y);
///
double sqrt(double x);
///
float sqrtf(float x);
///
pure double erf(double x);
///
pure float erff(float x);
///
extern(D) pure real erfl(real x) { return erf(cast(double) x); }
///
double erfc(double x);
///
float erfcf(float x);
///
real erfcl(real x) { return erfc(cast(double) x); }
///
double lgamma(double x);
///
float lgammaf(float x);
///
real lgammal(real x){ return lgamma(x); }
///
double tgamma(double x);
///
float tgammaf(float x);
///
real tgammal(real x){ return tgamma(cast(double) x); }
///
pure double ceil(double x);
///
pure float ceilf(float x);
///
pure double floor(double x);
///
pure float floorf(float x);
///
pure double nearbyint(double x);
///
pure float nearbyintf(float x);
///
pure double rint(double x);
///
pure float rintf(float x);
///
c_long lrint(double x);
///
c_long lrintf(float x);
///
long llrint(double x);
///
long llrintf(float x);
///
extern(D) long llrintl(real x) { return cast(long)rintl(x); }
///
pure double round(double x);
///
pure float roundf(float x);
///
c_long lround(double x);
///
c_long lroundf(float x);
///
long llround(double x);
///
long llroundf(float x);
///
pure double trunc(double x);
///
pure float truncf(float x);
///
double fmod(double x, double y);
///
float fmodf(float x, float y);
///
double remainder(double x, double y);
///
float remainderf(float x, float y);
///
double remquo(double x, double y, int* quo);
///
float remquof(float x, float y, int* quo);
///
pure double copysign(double x, double y);
///
pure float copysignf(float x, float y);
///
double nextafter(double x, double y);
///
float nextafterf(float x, float y);
///
double nexttoward(double x, real y);
///
float nexttowardf(float x, real y);
///
double fdim(double x, double y);
///
float fdimf(float x, float y);
///
pure double fmax(double x, double y);
///
pure float fmaxf(float x, float y);
///
pure double fmin(double x, double y);
///
pure float fminf(float x, float y);
///
pure double fma(double x, double y, double z);
///
pure float fmaf(float x, float y, float z);
}
else version (OpenBSD)
{
///
double acos(double x);
///
double asin(double x);
///
pure double atan(double x);
///
double atan2(double, double);
///
pure double cos(double x);
///
pure double sin(double x);
///
pure double tan(double x);
///
double cosh(double x);
///
double sinh(double x);
///
pure double tanh(double x);
///
double exp(double x);
///
pure double frexp(double, int *exp);
///
double ldexp(double, int exp);
///
double log(double x);
///
double log10(double x);
///
pure double modf(double x, double *iptr);
///
double pow(double x, double y);
///
double sqrt(double x);
///
pure double ceil(double x);
///
pure double fabs(double x);
///
pure double floor(double x);
///
double fmod(double x, double);
///
double acosh(double x);
///
pure double asinh(double x);
///
double atanh(double x);
///
double exp2(double x);
///
double expm1(double x);
///
int ilogb(double x);
///
double log1p(double x);
///
double log2(double x);
///
double logb(double x);
///
double scalbn(double x, int n);
///
double scalbln(double x, c_long n);
///
pure double cbrt(double x);
///
double hypot(double x, double y);
///
pure double erf(double x);
///
double erfc(double x);
///
double lgamma(double x);
///
double tgamma(double x);
///
pure double nearbyint(double x);
///
pure double rint(double x);
///
c_long lrint(double x);
///
long llrint(double x);
///
pure double round(double x);
///
c_long lround(double x);
///
long llround(double x);
///
pure double trunc(double x);
///
double remainder(double x , double y);
///
double remquo(double x, double y, int * quo);
///
pure double copysign(double x, double y);
///
pure double nan(const char *);
///
double nextafter(double x, double y);
///
double nexttoward(double x, real y);
///
double fdim(double x, double y);
///
pure double fmax(double x, double y);
///
pure double fmin(double x, double y);
///
pure double fma(double x, double y, double z);
///
double j0(double x);
///
double j1(double x);
///
double jn(int, double);
///
double y0(double x);
///
double y1(double x);
///
double yn(int, double);
///
double gamma(double x);
///
double scalb(double x, double y);
///
double drem(double x, double y);
///
int finite(double x);
///
double gamma_r(double x, int *);
///
double lgamma_r(double x, int *);
///
double significand(double x);
///
float acosf(float x);
///
float asinf(float x);
///
pure float atanf(float x);
///
float atan2f(float x, float y);
///
pure float cosf(float x);
///
pure float sinf(float x);
///
pure float tanf(float x);
///
float acoshf(float x);
///
pure float asinhf(float x);
///
float atanhf(float x);
///
float coshf(float x);
///
float sinhf(float x);
///
pure float tanhf(float x);
///
float expf(float x);
///
float exp2f(float x);
///
float expm1f(float x);
///
pure float frexpf(float x, int *exp);
///
int ilogbf(float x);
///
float ldexpf(float x, int exp);
///
float logf(float x);
///
float log10f(float x);
///
float log1pf(float x);
///
float log2f(float x);
///
float logbf(float x);
///
pure float modff(float x, float *iptr);
///
float scalbnf(float x, int y);
///
float scalblnf(float x, c_long y);
///
pure float cbrtf(float x);
///
pure float fabsf(float x);
///
float hypotf(float x, float y);
///
float powf(float x, float y);
///
float sqrtf(float x);
///
pure float erff(float x);
///
float erfcf(float x);
///
float lgammaf(float x);
///
float tgammaf(float x);
///
pure float ceilf(float x);
///
pure float floorf(float x);
///
pure float nearbyintf(float x);
///
pure float rintf(float x);
///
c_long lrintf(float x);
///
long llrintf(float x);
///
pure float roundf(float x);
///
c_long lroundf(float x);
///
long llroundf(float x);
///
pure float truncf(float x);
///
pure float fmodf(float x, float y);
///
float remainderf(float x, float y);
///
float remquof(float x, float y, int *iptr);
///
pure float copysignf(float x, float y);
///
pure float nanf(const char *);
///
float nextafterf(float x, float y);
///
float nexttowardf(float x, real y);
///
float fdimf(float x, float y);
///
pure float fmaxf(float x, float y);
///
pure float fminf(float x, float y);
///
pure float fmaf(float x, float y, float z);
///
float j0f(float x);
///
float j1f(float x);
///
float jnf(int, float);
///
float scalbf(float x, float);
///
float y0f(float x);
///
float y1f(float x);
///
float ynf(int, float);
///
float gammaf(float x);
///
float dremf(float x, float);
///
pure int finitef(float x);
///
pure int isinff(float x);
///
pure int isnanf(float x);
///
float gammaf_r(float x, int *);
///
float lgammaf_r(float x, int *);
///
float significandf(float x);
///
///
pure real acosl(real x);
///
pure real asinl(real x);
///
pure real atanl(real x);
///
real atan2l(real y, real x);
///
pure real cosl(real x);
///
pure real sinl(real x);
///
pure real tanl(real x);
///
real acoshl(real x);
///
pure real asinhl(real x);
///
real atanhl(real x);
///
real coshl(real x);
///
real sinhl(real x);
///
pure real tanhl(real x);
///
real expl(real x);
///
real exp2l(real x);
///
real expm1l(real x);
///
pure real frexpl(real x, int *exp);
///
int ilogbl(real x);
///
real ldexpl(real x, int exp);
///
real logl(real x);
///
real log10l(real x);
///
real log1pl(real x);
///
real log2l(real x);
///
real logbl(real x);
///
pure real modfl(real x, real *iptr);
///
real scalbnl(real x, int y);
///
real scalblnl(real x, c_long y);
///
pure real cbrtl(real x);
///
pure real fabsl(real x);
///
real hypotl(real x, real y);
///
real powl(real x, real y);
///
real sqrtl(real x);
///
pure real erfl(real x);
///
real erfcl(real x);
///
real lgammal(real x);
///
real tgammal(real x);
///
pure real ceill(real x);
///
pure real floorl(real x);
///
pure real nearbyintl(real x);
///
pure real rintl(real x);
///
c_long lrintl(real x);
///
long llrintl(real x);
///
pure real roundl(real x);
///
c_long lroundl(real x);
///
long llroundl(real x);
///
pure real truncl(real x);
///
pure real fmodl(real x, real);
///
pure real remainderl(real x, real);
///
pure real remquol(real x, real y, int *iptr);
///
pure real copysignl(real x, real y);
///
pure real nanl(const char *);
///
real nextafterl(real x, real y);
///
real nexttowardl(real x, real y);
///
real fdiml(real x, real y);
///
pure real fmaxl(real x, real y);
///
pure real fminl(real x, real y);
///
pure real fmal(real x, real, real);
}
else version (DragonFlyBSD)
{
/* double */
double acos(double x);
double asin(double x);
pure double atan(double x);
double atan2(double, double);
pure double cos(double x);
pure double sin(double x);
pure double tan(double x);
double cosh(double x);
double sinh(double x);
pure double tanh(double x);
double exp(double x);
pure double frexp(double, int *exp);
double ldexp(double, int exp);
double log(double x);
double log10(double x);
pure double modf(double x, double *iptr);
double pow(double x, double y);
double sqrt(double x);
pure double ceil(double x);
pure double fabs(double x);
pure double floor(double x);
double fmod(double x, double);
double acosh(double x);
pure double asinh(double x);
double atanh(double x);
double exp2(double x);
double expm1(double x);
int ilogb(double x);
double log1p(double x);
double log2(double x);
double logb(double x);
double scalbn(double x, int n);
double scalbln(double x, c_long n);
pure double cbrt(double x);
double hypot(double x, double y);
pure double erf(double x);
double erfc(double x);
double lgamma(double x);
double tgamma(double x);
pure double nearbyint(double x);
pure double rint(double x);
c_long lrint(double x);
long llrint(double x);
pure double round(double x);
c_long lround(double x);
long llround(double x);
pure double trunc(double x);
double remainder(double x , double y);
double remquo(double x, double y, int * quo);
pure double copysign(double x, double y);
pure double nan(const char *);
double nextafter(double x, double y);
double nexttoward(double x, real y);
double fdim(double x, double y);
pure double fmax(double x, double y);
pure double fmin(double x, double y);
pure double fma(double x, double y, double z);
double j0(double x);
double j1(double x);
double jn(int, double);
double y0(double x);
double y1(double x);
double yn(int, double);
double gamma(double x);
double scalb(double x, double y);
double drem(double x, double y);
int finite(double x);
double gamma_r(double x, int *);
double lgamma_r(double x, int *);
double significand(double x);
/* float */
float acosf(float x);
float asinf(float x);
pure float atanf(float x);
float atan2f(float x, float y);
pure float cosf(float x);
pure float sinf(float x);
pure float tanf(float x);
float acoshf(float x);
pure float asinhf(float x);
float atanhf(float x);
float coshf(float x);
float sinhf(float x);
pure float tanhf(float x);
float expf(float x);
float exp2f(float x);
float expm1f(float x);
pure float frexpf(float x, int *exp);
int ilogbf(float x);
float ldexpf(float x, int exp);
float logf(float x);
float log10f(float x);
float log1pf(float x);
float log2f(float x);
float logbf(float x);
pure float modff(float x, float *iptr);
float scalbnf(float x, int y);
float scalblnf(float x, c_long y);
pure float cbrtf(float x);
pure float fabsf(float x);
float hypotf(float x, float y);
float powf(float x, float y);
float sqrtf(float x);
pure float erff(float x);
float erfcf(float x);
float lgammaf(float x);
float tgammaf(float x);
pure float ceilf(float x);
pure float floorf(float x);
pure float nearbyintf(float x);
pure float rintf(float x);
c_long lrintf(float x);
long llrintf(float x);
pure float roundf(float x);
c_long lroundf(float x);
long llroundf(float x);
pure float truncf(float x);
pure float fmodf(float x, float y);
float remainderf(float x, float y);
float remquof(float x, float y, int *iptr);
pure float copysignf(float x, float y);
pure float nanf(const char *);
float nextafterf(float x, float y);
float nexttowardf(float x, real y);
float fdimf(float x, float y);
pure float fmaxf(float x, float y);
pure float fminf(float x, float y);
pure float fmaf(float x, float y, float z);
float j0f(float x);
float j1f(float x);
float jnf(int, float);
float scalbf(float x, float);
float y0f(float x);
float y1f(float x);
float ynf(int, float);
float gammaf(float x);
float dremf(float x, float);
pure int finitef(float x);
pure int isinff(float x);
pure int isnanf(float x);
float gammaf_r(float x, int *);
float lgammaf_r(float x, int *);
float significandf(float x);
/* real */
pure real acosl(real x);
pure real asinl(real x);
pure real atanl(real x);
real atan2l(real y, real x);
pure real cosl(real x);
pure real sinl(real x);
pure real tanl(real x);
real acoshl(real x);
pure real asinhl(real x);
real atanhl(real x);
real coshl(real x);
real sinhl(real x);
pure real tanhl(real x);
real expl(real x);
real exp2l(real x);
real expm1l(real x);
pure real frexpl(real x, int *exp);
int ilogbl(real x);
real ldexpl(real x, int exp);
real logl(real x);
real log10l(real x);
real log1pl(real x);
real log2l(real x);
real logbl(real x);
pure real modfl(real x, real *iptr);
real scalbnl(real x, int y);
real scalblnl(real x, c_long y);
pure real cbrtl(real x);
pure real fabsl(real x);
real hypotl(real x, real y);
real powl(real x, real y);
real sqrtl(real x);
pure real erfl(real x);
real erfcl(real x);
real lgammal(real x);
real tgammal(real x);
pure real ceill(real x);
pure real floorl(real x);
pure real nearbyintl(real x);
pure real rintl(real x);
c_long lrintl(real x);
long llrintl(real x);
pure real roundl(real x);
c_long lroundl(real x);
long llroundl(real x);
pure real truncl(real x);
pure real fmodl(real x, real);
pure real remainderl(real x, real);
pure real remquol(real x, real y, int *iptr);
pure real copysignl(real x, real y);
pure real nanl(const char *);
real nextafterl(real x, real y);
real nexttowardl(real x, real y);
real fdiml(real x, real y);
pure real fmaxl(real x, real y);
pure real fminl(real x, real y);
pure real fmal(real x, real, real);
}
else version (CRuntime_Bionic)
{
///
double acos(double x);
///
float acosf(float x);
/// Added since Lollipop
real acosl(real x);
///
double asin(double x);
///
float asinf(float x);
/// Added since Lollipop
real asinl(real x);
///
pure double atan(double x);
///
pure float atanf(float x);
/// Added since Lollipop
pure real atanl(real x);
///
double atan2(double y, double x);
///
float atan2f(float y, float x);
/// Added since Lollipop
real atan2l(real y, real x);
///
pure double cos(double x);
///
pure float cosf(float x);
///
pure real cosl(real x);
///
pure double sin(double x);
///
pure float sinf(float x);
/// Added since Lollipop
pure real sinl(real x);
///
pure double tan(double x);
///
pure float tanf(float x);
/// Added since Lollipop
pure real tanl(real x);
///
double acosh(double x);
///
float acoshf(float x);
/// Added since Lollipop
real acoshl(real x);
///
pure double asinh(double x);
///
pure float asinhf(float x);
/// Added since Lollipop
pure real asinhl(real x);
///
double atanh(double x);
///
float atanhf(float x);
/// Added since Lollipop
real atanhl(real x);
///
double cosh(double x);
///
float coshf(float x);
/// Added since Lollipop
real coshl(real x);
///
double sinh(double x);
///
float sinhf(float x);
/// Added since Lollipop
real sinhl(real x);
///
pure double tanh(double x);
///
pure float tanhf(float x);
/// Added since Lollipop
pure real tanhl(real x);
///
double exp(double x);
///
float expf(float x);
///
real expl(real x);
///
double exp2(double x);
///
float exp2f(float x);
/// Added since Lollipop
real exp2l(real x);
///
double expm1(double x);
///
float expm1f(float x);
/// Added since Lollipop
real expm1l(real x);
///
pure double frexp(double value, int* exp);
///
pure float frexpf(float value, int* exp);
/// Added since Lollipop
pure real frexpl(real value, int* exp);
///
int ilogb(double x);
///
int ilogbf(float x);
///
int ilogbl(real x);
///
double ldexp(double x, int exp);
///
float ldexpf(float x, int exp);
///
real ldexpl(real x, int exp);
///
double log(double x);
///
float logf(float x);
/// Added since Lollipop
real logl(real x);
///
double log10(double x);
///
float log10f(float x);
/// Added since Lollipop
real log10l(real x);
///
double log1p(double x);
///
float log1pf(float x);
/// Added since Lollipop
real log1pl(real x);
///
double log2(double x);
///
float log2f(float x);
///
real log2l(real x);
///
double logb(double x);
///
float logbf(float x);
///
real logbl(real x);
///
pure double modf(double value, double* iptr);
///
pure float modff(float value, float* iptr);
/// Added since Lollipop
pure real modfl(real value, real *iptr);
///
double scalbn(double x, int n);
///
float scalbnf(float x, int n);
///
real scalbnl(real x, int n);
///
double scalbln(double x, c_long n);
///
float scalblnf(float x, c_long n);
///
real scalblnl(real x, c_long n);
///
pure double cbrt(double x);
///
pure float cbrtf(float x);
/// Added since Lollipop
pure real cbrtl(real x);
///
pure double fabs(double x);
///
pure float fabsf(float x);
///
pure real fabsl(real x);
///
double hypot(double x, double y);
///
float hypotf(float x, float y);
/// Added since Lollipop
real hypotl(real x, real y);
///
double pow(double x, double y);
///
float powf(float x, float y);
/// Added since Lollipop
real powl(real x, real y);
///
double sqrt(double x);
///
float sqrtf(float x);
/// Added since Lollipop
real sqrtl(real x);
///
pure double erf(double x);
///
pure float erff(float x);
/// Added since Lollipop
pure real erfl(real x);
///
double erfc(double x);
///
float erfcf(float x);
/// Added since Lollipop
real erfcl(real x);
///
double lgamma(double x);
///
float lgammaf(float x);
/// Added since Lollipop
real lgammal(real x);
///
double tgamma(double x);
///
float tgammaf(float x);
/// Added since Lollipop
real tgammal(real x);
///
pure double ceil(double x);
///
pure float ceilf(float x);
///
pure real ceill(real x);
///
pure double floor(double x);
///
pure float floorf(float x);
///
pure real floorl(real x);
///
pure double nearbyint(double x);
///
pure float nearbyintf(float x);
/// Added since Lollipop
pure real nearbyintl(real x);
///
pure double rint(double x);
///
pure float rintf(float x);
/// Added since Lollipop
pure real rintl(real x);
///
c_long lrint(double x);
///
c_long lrintf(float x);
/// Added since Lollipop
c_long lrintl(real x);
///
long llrint(double x);
///
long llrintf(float x);
/// Added since Lollipop
long llrintl(real x);
///
pure double round(double x);
///
pure float roundf(float x);
///
pure real roundl(real x);
///
c_long lround(double x);
///
c_long lroundf(float x);
///
c_long lroundl(real x);
///
long llround(double x);
///
long llroundf(float x);
///
long llroundl(real x);
///
pure double trunc(double x);
///
pure float truncf(float x);
///
pure real truncl(real x);
///
double fmod(double x, double y);
///
float fmodf(float x, float y);
/// Added since Lollipop
real fmodl(real x, real y);
///
double remainder(double x, double y);
///
float remainderf(float x, float y);
/// Added since Lollipop
real remainderl(real x, real y);
///
double remquo(double x, double y, int* quo);
///
float remquof(float x, float y, int* quo);
/// Added since Lollipop
real remquol(real x, real y, int* quo);
///
pure double copysign(double x, double y);
///
pure float copysignf(float x, float y);
///
pure real copysignl(real x, real y);
///
pure double nan(char* tagp);
///
pure float nanf(char* tagp);
///
pure real nanl(char* tagp);
///
double nextafter(double x, double y);
///
float nextafterf(float x, float y);
/// Added since Lollipop
real nextafterl(real x, real y);
///
double nexttoward(double x, real y);
///
float nexttowardf(float x, real y);
///
real nexttowardl(real x, real y);
///
double fdim(double x, double y);
///
float fdimf(float x, float y);
///
real fdiml(real x, real y);
///
pure double fmax(double x, double y);
///
pure float fmaxf(float x, float y);
///
pure real fmaxl(real x, real y);
///
pure double fmin(double x, double y);
///
pure float fminf(float x, float y);
///
pure real fminl(real x, real y);
///
pure double fma(double x, double y, double z);
///
pure float fmaf(float x, float y, float z);
/// Added since Lollipop
pure real fmal(real x, real y, real z);
}
else version (CRuntime_UClibc)
{
// uClibc wraps 'long double' to double, so we do the same for 'real'
///
double acos(double x);
///
float acosf(float x);
///
extern(D) real acosl(real x) { return acos(cast(double) x); }
///
double asin(double x);
///
float asinf(float x);
///
extern(D) real asinl(real x) { return asin(cast(double) x); }
///
pure double atan(double x);
///
pure float atanf(float x);
///
extern(D) pure real atanl(real x) { return atan(cast(double) x); }
///
double atan2(double y, double x);
///
float atan2f(float y, float x);
///
extern(D) real atan2l(real y, real x) { return atan2(cast(double) y, cast(double) x); }
///
pure double cos(double x);
///
pure float cosf(float x);
///
extern(D) pure real cosl(real x) { return cos(cast(double) x); }
///
pure double sin(double x);
///
pure float sinf(float x);
///
extern(D) pure real sinl(real x) { return sin(cast(double) x); }
///
pure double tan(double x);
///
pure float tanf(float x);
///
extern(D) pure real tanl(real x) { return tan(cast(double) x); }
///
double acosh(double x);
///
float acoshf(float x);
///
extern(D) real acoshl(real x) { return acosh(cast(double) x); }
///
pure double asinh(double x);
///
pure float asinhf(float x);
///
extern(D) pure real asinhl(real x) { return asinh(cast(double) x); }
///
double atanh(double x);
///
float atanhf(float x);
///
extern(D) real atanhl(real x) { return atanh(cast(double) x); }
///
double cosh(double x);
///
float coshf(float x);
///
extern(D) real coshl(real x) { return cosh(cast(double) x); }
///
double sinh(double x);
///
float sinhf(float x);
///
extern(D) real sinhl(real x) { return sinh(cast(double) x); }
///
double tanh(double x);
///
float tanhf(float x);
///
extern(D) real tanhl(real x) { return tanh(cast(double) x); }
///
double exp(double x);
///
float expf(float x);
///
extern(D) real expl(real x) { return exp(cast(double) x); }
///
double exp2(double x);
///
float exp2f(float x);
///
extern(D) real exp2l(real x) { return exp2(cast(double) x); }
///
double expm1(double x);
///
float expm1f(float x);
///
extern(D) real expm1l(real x) { return expm1(cast(double) x); }
///
pure double frexp(double value, int* exp);
///
pure float frexpf(float value, int* exp);
///
extern(D) pure real frexpl(real value, int* exp) { return frexp(cast(double) value, exp); }
///
int ilogb(double x);
///
int ilogbf(float x);
///
extern(D) int ilogbl(real x) { return ilogb(cast(double) x); }
///
double ldexp(double x, int exp);
///
float ldexpf(float x, int exp);
///
extern(D) real ldexpl(real x, int exp) { return ldexp(cast(double) x, exp); }
///
double log(double x);
///
float logf(float x);
///
extern(D) real logl(real x) { return log(cast(double) x); }
///
double log10(double x);
///
float log10f(float x);
///
extern(D) real log10l(real x) { return log10(cast(double) x); }
///
double log1p(double x);
///
float log1pf(float x);
///
extern(D) real log1pl(real x) { return log1p(cast(double) x); }
///
double log2(double x);
///
float log2f(float x);
///
extern(D) real log2l(real x) { return log2(cast(double) x); }
///
double logb(double x);
///
float logbf(float x);
///
extern(D) real logbl(real x) { return logb(cast(double) x); }
///
pure double modf(double value, double* iptr);
///
pure float modff(float value, float* iptr);
///
extern(D) pure real modfl(real value, real *iptr)
{
static if (double.sizeof == real.sizeof)
return modf(cast(double) value, cast(double*) iptr);
else
{
double i;
double r = modf(cast(double) value, &i);
*iptr = i;
return r;
}
}
///
double scalbn(double x, int n);
///
float scalbnf(float x, int n);
///
extern(D) real scalbnl(real x, int n) { return scalbln(cast(double) x, n); }
///
double scalbln(double x, c_long n);
///
float scalblnf(float x, c_long n);
///
extern(D) real scalblnl(real x, c_long n) { return scalbln(cast(double) x, n); }
///
pure double cbrt(double x);
///
pure float cbrtf(float x);
///
extern(D) pure real cbrtl(real x) { return cbrt(cast(double) x); }
///
pure double fabs(double x);
///
pure float fabsf(float x);
///
extern(D) pure real fabsl(real x) { return fabs(cast(double) x); }
///
double hypot(double x, double y);
///
float hypotf(float x, float y);
///
extern(D) real hypotl(real x, real y) { return hypot(cast(double) x, cast(double) y); }
///
double pow(double x, double y);
///
float powf(float x, float y);
///
extern(D) real powl(real x, real y) { return pow(cast(double) x, cast(double) y); }
///
double sqrt(double x);
///
float sqrtf(float x);
///
extern(D) real sqrtl(real x) { return sqrt(cast(double) x); }
///
pure double erf(double x);
///
pure float erff(float x);
///
extern(D) pure real erfl(real x) { return erf(cast(double) x); }
///
double erfc(double x);
///
float erfcf(float x);
///
extern(D) real erfcl(real x) { return erfc(cast(double) x); }
///
double lgamma(double x);
///
float lgammaf(float x);
///
extern(D) real lgammal(real x) { return lgamma(cast(double) x); }
///
double tgamma(double x);
///
float tgammaf(float x);
///
extern(D) real tgammal(real x) { return tgamma(cast(double) x); }
///
pure double ceil(double x);
///
pure float ceilf(float x);
///
extern(D) pure real ceill(real x) { return ceil(cast(double) x); }
///
pure double floor(double x);
///
pure float floorf(float x);
///
extern(D) pure real floorl(real x) { return floor(cast(double) x); }
///
pure double nearbyint(double x);
///
pure float nearbyintf(float x);
///
extern(D) pure real nearbyintl(real x) { return nearbyint(cast(double) x); }
///
pure double rint(double x);
///
pure float rintf(float x);
///
extern(D) pure real rintl(real x) { return rint(cast(double) x); }
///
c_long lrint(double x);
///
c_long lrintf(float x);
///
extern(D) c_long lrintl(real x) { return lrint(cast(double) x); }
///
long llrint(double x);
///
long llrintf(float x);
///
extern(D) long llrintl(real x) { return llrint(cast(double) x); }
///
pure double round(double x);
///
pure float roundf(float x);
///
extern(D) pure real roundl(real x) { return round(cast(double) x); }
///
c_long lround(double x);
///
c_long lroundf(float x);
///
extern(D) c_long lroundl(real x) { return lround(cast(double) x); }
///
long llround(double x);
///
long llroundf(float x);
///
extern(D) long llroundl(real x) { return llround(cast(double) x); }
///
pure double trunc(double x);
///
pure float truncf(float x);
///
extern(D) pure real truncl(real x) { return trunc(cast(double) x); }
///
double fmod(double x, double y);
///
float fmodf(float x, float y);
///
extern(D) real fmodl(real x, real y) { return fmod(cast(double) x, cast(double) y); }
///
double remainder(double x, double y);
///
float remainderf(float x, float y);
///
extern(D) real remainderl(real x, real y) { return remainder(cast(double) x, cast(double) y); }
///
double remquo(double x, double y, int* quo);
///
float remquof(float x, float y, int* quo);
///
extern(D) real remquol(real x, real y, int* quo) { return remquo(cast(double) x, cast(double) y, quo); }
///
pure double copysign(double x, double y);
///
pure float copysignf(float x, float y);
///
extern(D) pure real copysignl(real x, real y) { return copysign(cast(double) x, cast(double) y); }
///
pure double nan(char* tagp);
///
pure float nanf(char* tagp);
///
extern(D) pure real nanl(char* tagp) { return nan(tagp); }
///
double nextafter(double x, double y);
///
float nextafterf(float x, float y);
///
extern(D) real nextafterl(real x, real y) { return nextafter(cast(double) x, cast(double) y); }
///
double nexttoward(double x, real y);
///
float nexttowardf(float x, real y);
///
extern(D) real nexttowardl(real x, real y) { return nexttoward(cast(double) x, cast(double) y); }
///
double fdim(double x, double y);
///
float fdimf(float x, float y);
///
extern(D) real fdiml(real x, real y) { return fdim(cast(double) x, cast(double) y); }
///
pure double fmax(double x, double y);
///
pure float fmaxf(float x, float y);
///
extern(D) pure real fmaxl(real x, real y) { return fmax(cast(double) x, cast(double) y); }
///
pure double fmin(double x, double y);
///
pure float fminf(float x, float y);
///
extern(D) pure real fminl(real x, real y) { return fmin(cast(double) x, cast(double) y); }
///
pure double fma(double x, double y, double z);
///
pure float fmaf(float x, float y, float z);
///
extern(D) pure real fmal(real x, real y, real z) { return fma(cast(double) x, cast(double) y, cast(double) z); }
}
else
{
///
double acos(double x);
///
float acosf(float x);
///
real acosl(real x);
///
double asin(double x);
///
float asinf(float x);
///
real asinl(real x);
///
pure double atan(double x);
///
pure float atanf(float x);
///
pure real atanl(real x);
///
double atan2(double y, double x);
///
float atan2f(float y, float x);
///
real atan2l(real y, real x);
///
pure double cos(double x);
///
pure float cosf(float x);
///
pure real cosl(real x);
///
pure double sin(double x);
///
pure float sinf(float x);
///
pure real sinl(real x);
///
pure double tan(double x);
///
pure float tanf(float x);
///
pure real tanl(real x);
///
double acosh(double x);
///
float acoshf(float x);
///
real acoshl(real x);
///
pure double asinh(double x);
///
pure float asinhf(float x);
///
pure real asinhl(real x);
///
double atanh(double x);
///
float atanhf(float x);
///
real atanhl(real x);
///
double cosh(double x);
///
float coshf(float x);
///
real coshl(real x);
///
double sinh(double x);
///
float sinhf(float x);
///
real sinhl(real x);
///
pure double tanh(double x);
///
pure float tanhf(float x);
///
pure real tanhl(real x);
///
double exp(double x);
///
float expf(float x);
///
real expl(real x);
///
double exp2(double x);
///
float exp2f(float x);
///
real exp2l(real x);
///
double expm1(double x);
///
float expm1f(float x);
///
real expm1l(real x);
///
pure double frexp(double value, int* exp);
///
pure float frexpf(float value, int* exp);
///
pure real frexpl(real value, int* exp);
///
int ilogb(double x);
///
int ilogbf(float x);
///
int ilogbl(real x);
///
double ldexp(double x, int exp);
///
float ldexpf(float x, int exp);
///
real ldexpl(real x, int exp);
///
double log(double x);
///
float logf(float x);
///
real logl(real x);
///
double log10(double x);
///
float log10f(float x);
///
real log10l(real x);
///
double log1p(double x);
///
float log1pf(float x);
///
real log1pl(real x);
///
double log2(double x);
///
float log2f(float x);
///
real log2l(real x);
///
double logb(double x);
///
float logbf(float x);
///
real logbl(real x);
///
pure double modf(double value, double* iptr);
///
pure float modff(float value, float* iptr);
///
pure real modfl(real value, real *iptr);
///
double scalbn(double x, int n);
///
float scalbnf(float x, int n);
///
real scalbnl(real x, int n);
///
double scalbln(double x, c_long n);
///
float scalblnf(float x, c_long n);
///
real scalblnl(real x, c_long n);
///
pure double cbrt(double x);
///
pure float cbrtf(float x);
///
pure real cbrtl(real x);
///
pure double fabs(double x);
version (CRuntime_Microsoft)
{
}
else
{
///
pure float fabsf(float x);
///
pure real fabsl(real x);
}
///
double hypot(double x, double y);
///
float hypotf(float x, float y);
///
real hypotl(real x, real y);
///
double pow(double x, double y);
///
float powf(float x, float y);
///
real powl(real x, real y);
///
double sqrt(double x);
///
float sqrtf(float x);
///
real sqrtl(real x);
///
pure double erf(double x);
///
pure float erff(float x);
///
pure real erfl(real x);
///
double erfc(double x);
///
float erfcf(float x);
///
real erfcl(real x);
///
double lgamma(double x);
///
float lgammaf(float x);
///
real lgammal(real x);
///
double tgamma(double x);
///
float tgammaf(float x);
///
real tgammal(real x);
///
pure double ceil(double x);
///
pure float ceilf(float x);
///
pure real ceill(real x);
///
pure double floor(double x);
///
pure float floorf(float x);
///
pure real floorl(real x);
///
pure double nearbyint(double x);
///
pure float nearbyintf(float x);
///
pure real nearbyintl(real x);
///
pure double rint(double x);
///
pure float rintf(float x);
///
pure real rintl(real x);
///
c_long lrint(double x);
///
c_long lrintf(float x);
///
c_long lrintl(real x);
///
long llrint(double x);
///
long llrintf(float x);
///
long llrintl(real x);
///
pure double round(double x);
///
pure float roundf(float x);
///
pure real roundl(real x);
///
c_long lround(double x);
///
c_long lroundf(float x);
///
c_long lroundl(real x);
///
long llround(double x);
///
long llroundf(float x);
///
long llroundl(real x);
///
pure double trunc(double x);
///
pure float truncf(float x);
///
pure real truncl(real x);
///
double fmod(double x, double y);
///
float fmodf(float x, float y);
///
real fmodl(real x, real y);
///
double remainder(double x, double y);
///
float remainderf(float x, float y);
///
real remainderl(real x, real y);
///
double remquo(double x, double y, int* quo);
///
float remquof(float x, float y, int* quo);
///
real remquol(real x, real y, int* quo);
///
pure double copysign(double x, double y);
///
pure float copysignf(float x, float y);
///
pure real copysignl(real x, real y);
///
pure double nan(char* tagp);
///
pure float nanf(char* tagp);
///
pure real nanl(char* tagp);
///
double nextafter(double x, double y);
///
float nextafterf(float x, float y);
///
real nextafterl(real x, real y);
///
double nexttoward(double x, real y);
///
float nexttowardf(float x, real y);
///
real nexttowardl(real x, real y);
///
double fdim(double x, double y);
///
float fdimf(float x, float y);
///
real fdiml(real x, real y);
///
pure double fmax(double x, double y);
///
pure float fmaxf(float x, float y);
///
pure real fmaxl(real x, real y);
///
pure double fmin(double x, double y);
///
pure float fminf(float x, float y);
///
pure real fminl(real x, real y);
///
pure double fma(double x, double y, double z);
///
pure float fmaf(float x, float y, float z);
///
pure real fmal(real x, real y, real z);
}