llvm::numbers Namespace Reference

Mathematical constants. More...

Variables
constexpr double	e = 2.7182818284590452354
constexpr double	egamma = .57721566490153286061
constexpr double	ln2 = .69314718055994530942
constexpr double	ln10 = 2.3025850929940456840
constexpr double	log2e = 1.4426950408889634074
constexpr double	log10e = .43429448190325182765
constexpr double	pi = 3.1415926535897932385
constexpr double	inv_pi = .31830988618379067154
constexpr double	sqrtpi = 1.7724538509055160273
constexpr double	inv_sqrtpi = .56418958354775628695
constexpr double	sqrt2 = 1.4142135623730950488
constexpr double	inv_sqrt2 = .70710678118654752440
constexpr double	sqrt3 = 1.7320508075688772935
constexpr double	inv_sqrt3 = .57735026918962576451
constexpr double	phi = 1.6180339887498948482
constexpr float	ef = 2.71828183F
constexpr float	egammaf = .577215665F
constexpr float	ln2f = .693147181F
constexpr float	ln10f = 2.30258509F
constexpr float	log2ef = 1.44269504F
constexpr float	log10ef = .434294482F
constexpr float	pif = 3.14159265F
constexpr float	inv_pif = .318309886F
constexpr float	sqrtpif = 1.77245385F
constexpr float	inv_sqrtpif = .564189584F
constexpr float	sqrt2f = 1.41421356F
constexpr float	inv_sqrt2f = .707106781F
constexpr float	sqrt3f = 1.73205081F
constexpr float	inv_sqrt3f = .577350269F
constexpr float	phif = 1.61803399F

Detailed Description

Mathematical constants.

Variable Documentation

e

constexpr double llvm::numbers::e = 2.7182818284590452354

constexpr

Definition at line 47 of file MathExtras.h.

ef

constexpr float llvm::numbers::ef = 2.71828183F

constexpr

Definition at line 62 of file MathExtras.h.

egamma

constexpr double llvm::numbers::egamma = .57721566490153286061

Definition at line 48 of file MathExtras.h.

egammaf

constexpr float llvm::numbers::egammaf = .577215665F

Definition at line 63 of file MathExtras.h.

inv_pi

constexpr double llvm::numbers::inv_pi = .31830988618379067154

Definition at line 54 of file MathExtras.h.

Referenced by llvm::AMDGPULegalizerInfo::legalizeSinCos().

inv_pif

constexpr float llvm::numbers::inv_pif = .318309886F

Definition at line 69 of file MathExtras.h.

inv_sqrt2

constexpr double llvm::numbers::inv_sqrt2 = .70710678118654752440

Definition at line 58 of file MathExtras.h.

inv_sqrt2f

constexpr float llvm::numbers::inv_sqrt2f = .707106781F

Definition at line 73 of file MathExtras.h.

inv_sqrt3

constexpr double llvm::numbers::inv_sqrt3 = .57735026918962576451

Definition at line 60 of file MathExtras.h.

inv_sqrt3f

constexpr float llvm::numbers::inv_sqrt3f = .577350269F

Definition at line 75 of file MathExtras.h.

inv_sqrtpi

constexpr double llvm::numbers::inv_sqrtpi = .56418958354775628695

Definition at line 56 of file MathExtras.h.

inv_sqrtpif

constexpr float llvm::numbers::inv_sqrtpif = .564189584F

Definition at line 71 of file MathExtras.h.

ln10

constexpr double llvm::numbers::ln10 = 2.3025850929940456840

Definition at line 50 of file MathExtras.h.

Referenced by llvm::AMDGPULegalizerInfo::legalizeFlogUnsafe(), and llvm::AMDGPUTargetLowering::LowerFLOGUnsafe().

ln10f

constexpr float llvm::numbers::ln10f = 2.30258509F

Definition at line 65 of file MathExtras.h.

Referenced by expandLog10Intrinsic().

ln2

constexpr double llvm::numbers::ln2 = .69314718055994530942

Definition at line 49 of file MathExtras.h.

Referenced by llvm::AMDGPULegalizerInfo::legalizeFlogUnsafe(), llvm::log2(), and llvm::AMDGPUTargetLowering::LowerFLOGUnsafe().

ln2f

constexpr float llvm::numbers::ln2f = .693147181F

Definition at line 64 of file MathExtras.h.

Referenced by expandLog(), and expandLog10Intrinsic().

log10e

constexpr double llvm::numbers::log10e = .43429448190325182765

Definition at line 52 of file MathExtras.h.

log10ef

constexpr float llvm::numbers::log10ef = .434294482F

Definition at line 67 of file MathExtras.h.

log2e

constexpr double llvm::numbers::log2e = 1.4426950408889634074

Definition at line 51 of file MathExtras.h.

Referenced by llvm::AMDGPULegalizerInfo::legalizeFExpUnsafe(), and llvm::AMDGPUTargetLowering::lowerFEXPUnsafe().

log2ef

constexpr float llvm::numbers::log2ef = 1.44269504F

Definition at line 66 of file MathExtras.h.

Referenced by expandExp(), expandExpIntrinsic(), llvm::AMDGPULegalizerInfo::legalizeFExp(), and llvm::AMDGPUTargetLowering::lowerFEXP().

phi

constexpr double llvm::numbers::phi = 1.6180339887498948482

Definition at line 61 of file MathExtras.h.

phif

constexpr float llvm::numbers::phif = 1.61803399F

Definition at line 76 of file MathExtras.h.

pi

constexpr double llvm::numbers::pi = 3.1415926535897932385

Definition at line 53 of file MathExtras.h.

pif

constexpr float llvm::numbers::pif = 3.14159265F

Definition at line 68 of file MathExtras.h.

sqrt2

constexpr double llvm::numbers::sqrt2 = 1.4142135623730950488

Definition at line 57 of file MathExtras.h.

sqrt2f

constexpr float llvm::numbers::sqrt2f = 1.41421356F

Definition at line 72 of file MathExtras.h.

sqrt3

constexpr double llvm::numbers::sqrt3 = 1.7320508075688772935

Definition at line 59 of file MathExtras.h.

sqrt3f

constexpr float llvm::numbers::sqrt3f = 1.73205081F

Definition at line 74 of file MathExtras.h.

sqrtpi

constexpr double llvm::numbers::sqrtpi = 1.7724538509055160273

Definition at line 55 of file MathExtras.h.

sqrtpif

constexpr float llvm::numbers::sqrtpif = 1.77245385F

Definition at line 70 of file MathExtras.h.