APInt.h File Reference

This file implements a class to represent arbitrary precision integral constant values and operations on them. More...

#include "llvm/ADT/ArrayRef.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/MathExtras.h"
#include <cassert>
#include <climits>
#include <cstring>
#include <string>

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Classes
class	llvm::SmallVectorImpl< T >
class	llvm::APInt
	Class for arbitrary precision integers. More...
struct	llvm::APInt::ms
	Magic data for optimising signed division by a constant. More...
struct	llvm::APInt::mu
	Magic data for optimising unsigned division by a constant. More...

Namespaces
	llvm
	List of target independent CodeGen pass IDs.
	llvm::APIntOps

Typedefs
typedef uint64_t	llvm::integerPart

Functions
bool	llvm::operator== (uint64_t V1, const APInt &V2)
bool	llvm::operator!= (uint64_t V1, const APInt &V2)
raw_ostream &	llvm::operator<< (raw_ostream &OS, const APInt &I)
APInt	llvm::APIntOps::smin (const APInt &A, const APInt &B)
	Determine the smaller of two APInts considered to be signed. More...
APInt	llvm::APIntOps::smax (const APInt &A, const APInt &B)
	Determine the larger of two APInts considered to be signed. More...
APInt	llvm::APIntOps::umin (const APInt &A, const APInt &B)
	Determine the smaller of two APInts considered to be signed. More...
APInt	llvm::APIntOps::umax (const APInt &A, const APInt &B)
	Determine the larger of two APInts considered to be unsigned. More...
bool	llvm::APIntOps::isIntN (unsigned N, const APInt &APIVal)
	Check if the specified APInt has a N-bits unsigned integer value. More...
bool	llvm::APIntOps::isSignedIntN (unsigned N, const APInt &APIVal)
	Check if the specified APInt has a N-bits signed integer value. More...
bool	llvm::APIntOps::isMask (unsigned numBits, const APInt &APIVal)
bool	llvm::APIntOps::isShiftedMask (unsigned numBits, const APInt &APIVal)
	Return true if the argument APInt value contains a sequence of ones with the remainder zero. More...
APInt	llvm::APIntOps::byteSwap (const APInt &APIVal)
	Returns a byte-swapped representation of the specified APInt Value. More...
unsigned	llvm::APIntOps::logBase2 (const APInt &APIVal)
	Returns the floor log base 2 of the specified APInt value. More...
APInt	llvm::APIntOps::GreatestCommonDivisor (const APInt &Val1, const APInt &Val2)
	Compute GCD of two APInt values. More...
double	llvm::APIntOps::RoundAPIntToDouble (const APInt &APIVal)
	Converts the given APInt to a double value. More...
double	llvm::APIntOps::RoundSignedAPIntToDouble (const APInt &APIVal)
	Converts the given APInt to a double value. More...
float	llvm::APIntOps::RoundAPIntToFloat (const APInt &APIVal)
	Converts the given APInt to a float vlalue. More...
float	llvm::APIntOps::RoundSignedAPIntToFloat (const APInt &APIVal)
	Converts the given APInt to a float value. More...
APInt	llvm::APIntOps::RoundDoubleToAPInt (double Double, unsigned width)
	Converts the given double value into a APInt. More...
APInt	llvm::APIntOps::RoundFloatToAPInt (float Float, unsigned width)
	Converts a float value into a APInt. More...
APInt	llvm::APIntOps::ashr (const APInt &LHS, unsigned shiftAmt)
	Arithmetic right-shift function. More...
APInt	llvm::APIntOps::lshr (const APInt &LHS, unsigned shiftAmt)
	Logical right-shift function. More...
APInt	llvm::APIntOps::shl (const APInt &LHS, unsigned shiftAmt)
	Left-shift function. More...
APInt	llvm::APIntOps::sdiv (const APInt &LHS, const APInt &RHS)
	Signed division function for APInt. More...
APInt	llvm::APIntOps::udiv (const APInt &LHS, const APInt &RHS)
	Unsigned division function for APInt. More...
APInt	llvm::APIntOps::srem (const APInt &LHS, const APInt &RHS)
	Function for signed remainder operation. More...
APInt	llvm::APIntOps::urem (const APInt &LHS, const APInt &RHS)
	Function for unsigned remainder operation. More...
APInt	llvm::APIntOps::mul (const APInt &LHS, const APInt &RHS)
	Function for multiplication operation. More...
APInt	llvm::APIntOps::add (const APInt &LHS, const APInt &RHS)
	Function for addition operation. More...
APInt	llvm::APIntOps::sub (const APInt &LHS, const APInt &RHS)
	Function for subtraction operation. More...
APInt	llvm::APIntOps::And (const APInt &LHS, const APInt &RHS)
	Bitwise AND function for APInt. More...
APInt	llvm::APIntOps::Or (const APInt &LHS, const APInt &RHS)
	Bitwise OR function for APInt. More...
APInt	llvm::APIntOps::Xor (const APInt &LHS, const APInt &RHS)
	Bitwise XOR function for APInt. More...
APInt	llvm::APIntOps::Not (const APInt &APIVal)
	Bitwise complement function. More...
hash_code	llvm::hash_value (const APInt &Arg)

Variables
const unsigned int	llvm::host_char_bit = 8
const unsigned int	llvm::integerPartWidth

Detailed Description

This file implements a class to represent arbitrary precision integral constant values and operations on them.

Definition in file APInt.h.