llvm::APIntOps Namespace Reference

Functions
APInt	smin (const APInt &A, const APInt &B)
	Determine the smaller of two APInts considered to be signed.
APInt	smax (const APInt &A, const APInt &B)
	Determine the larger of two APInts considered to be signed.
APInt	umin (const APInt &A, const APInt &B)
	Determine the smaller of two APInts considered to be signed.
APInt	umax (const APInt &A, const APInt &B)
	Determine the larger of two APInts considered to be unsigned.
bool	isIntN (unsigned N, const APInt &APIVal)
	Check if the specified APInt has a N-bits unsigned integer value.
bool	isSignedIntN (unsigned N, const APInt &APIVal)
	Check if the specified APInt has a N-bits signed integer value.
bool	isMask (unsigned numBits, const APInt &APIVal)
bool	isShiftedMask (unsigned numBits, const APInt &APIVal)
APInt	byteSwap (const APInt &APIVal)
unsigned	logBase2 (const APInt &APIVal)
APInt	GreatestCommonDivisor (const APInt &Val1, const APInt &Val2)
	GreatestCommonDivisor - This function returns the greatest common divisor of the two APInt values using Euclid's algorithm.
double	RoundAPIntToDouble (const APInt &APIVal)
	Treats the APInt as an unsigned value for conversion purposes.
double	RoundSignedAPIntToDouble (const APInt &APIVal)
	Treats the APInt as a signed value for conversion purposes.
float	RoundAPIntToFloat (const APInt &APIVal)
	Converts the given APInt to a float vlalue.
float	RoundSignedAPIntToFloat (const APInt &APIVal)
	Treast the APInt as a signed value for conversion purposes.
APInt	RoundDoubleToAPInt (double Double, unsigned width)
	RoundDoubleToAPInt - This function convert a double value to an APInt value.
APInt	RoundFloatToAPInt (float Float, unsigned width)
	RoundFloatToAPInt - Converts a float value into an APInt value.
APInt	ashr (const APInt &LHS, unsigned shiftAmt)
	Arithmetic right-shift the APInt by shiftAmt.
APInt	lshr (const APInt &LHS, unsigned shiftAmt)
	Logical right-shift the APInt by shiftAmt.
APInt	shl (const APInt &LHS, unsigned shiftAmt)
	Left-shift the APInt by shiftAmt.
APInt	sdiv (const APInt &LHS, const APInt &RHS)
	Signed divide APInt LHS by APInt RHS.
APInt	udiv (const APInt &LHS, const APInt &RHS)
	Unsigned divide APInt LHS by APInt RHS.
APInt	srem (const APInt &LHS, const APInt &RHS)
	Signed remainder operation on APInt.
APInt	urem (const APInt &LHS, const APInt &RHS)
	Unsigned remainder operation on APInt.
APInt	mul (const APInt &LHS, const APInt &RHS)
	Performs multiplication on APInt values.
APInt	add (const APInt &LHS, const APInt &RHS)
	Performs addition on APInt values.
APInt	sub (const APInt &LHS, const APInt &RHS)
	Performs subtraction on APInt values.
APInt	And (const APInt &LHS, const APInt &RHS)
	Performs bitwise AND operation on APInt LHS and APInt RHS.
APInt	Or (const APInt &LHS, const APInt &RHS)
	Performs bitwise OR operation on APInt LHS and APInt RHS.
APInt	Xor (const APInt &LHS, const APInt &RHS)
	Performs bitwise XOR operation on APInt.
APInt	Not (const APInt &APIVal)
	Performs a bitwise complement operation on APInt.

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Function Documentation

APInt llvm::APIntOps::add	(	const APInt &	LHS,
		const APInt &	RHS
	)			[inline]

Performs addition on APInt values.

Function for addition operation.

APInt llvm::APIntOps::And	(	const APInt &	LHS,
		const APInt &	RHS
	)			[inline]

Performs bitwise AND operation on APInt LHS and APInt RHS.

Bitwise AND function for APInt.

APInt llvm::APIntOps::ashr	(	const APInt &	LHS,
		unsigned	shiftAmt
	)			[inline]

Arithmetic right-shift the APInt by shiftAmt.

Arithmetic right-shift function.

APInt llvm::APIntOps::byteSwap

(

const APInt &

APIVal

)

[inline]

Returns:

a byte-swapped representation of the specified APInt Value.

APInt llvm::APIntOps::GreatestCommonDivisor	(	const APInt &	Val1,
		const APInt &	Val2
	)

GreatestCommonDivisor - This function returns the greatest common divisor of the two APInt values using Euclid's algorithm.

Returns:

the greatest common divisor of Val1 and Val2 Compute GCD of two APInt values.

bool llvm::APIntOps::isIntN	(	unsigned	N,
		const APInt &	APIVal
	)			[inline]

Check if the specified APInt has a N-bits unsigned integer value.

bool llvm::APIntOps::isMask	(	unsigned	numBits,
		const APInt &	APIVal
	)			[inline]

Returns:

true if the argument APInt value is a sequence of ones starting at the least significant bit with the remainder zero.

bool llvm::APIntOps::isShiftedMask	(	unsigned	numBits,
		const APInt &	APIVal
	)			[inline]

Returns:

true if the argument APInt value contains a sequence of ones with the remainder zero.

bool llvm::APIntOps::isSignedIntN	(	unsigned	N,
		const APInt &	APIVal
	)			[inline]

Check if the specified APInt has a N-bits signed integer value.

unsigned llvm::APIntOps::logBase2

(

const APInt &

APIVal

)

[inline]

Returns:

the floor log base 2 of the specified APInt value.

APInt llvm::APIntOps::lshr	(	const APInt &	LHS,
		unsigned	shiftAmt
	)			[inline]

Logical right-shift the APInt by shiftAmt.

Logical right-shift function.

APInt llvm::APIntOps::mul	(	const APInt &	LHS,
		const APInt &	RHS
	)			[inline]

Performs multiplication on APInt values.

Function for multiplication operation.

APInt llvm::APIntOps::Not

(

const APInt &

APIVal

)

[inline]

Performs a bitwise complement operation on APInt.

Bitwise complement function.

APInt llvm::APIntOps::Or	(	const APInt &	LHS,
		const APInt &	RHS
	)			[inline]

Performs bitwise OR operation on APInt LHS and APInt RHS.

Bitwise OR function for APInt.

double llvm::APIntOps::RoundAPIntToDouble

(

const APInt &

APIVal

)

[inline]

Treats the APInt as an unsigned value for conversion purposes.

Converts the given APInt to a double value.

float llvm::APIntOps::RoundAPIntToFloat

(

const APInt &

APIVal

)

[inline]

Converts the given APInt to a float vlalue.

APInt llvm::APIntOps::RoundDoubleToAPInt	(	double	Double,
		unsigned	width
	)

RoundDoubleToAPInt - This function convert a double value to an APInt value.

Converts the given double value into a APInt.

APInt llvm::APIntOps::RoundFloatToAPInt	(	float	Float,
		unsigned	width
	)			[inline]

RoundFloatToAPInt - Converts a float value into an APInt value.

Converts a float value into a APInt.

double llvm::APIntOps::RoundSignedAPIntToDouble

(

const APInt &

APIVal

)

[inline]

Treats the APInt as a signed value for conversion purposes.

Converts the given APInt to a double value.

float llvm::APIntOps::RoundSignedAPIntToFloat

(

const APInt &

APIVal

)

[inline]

Treast the APInt as a signed value for conversion purposes.

Converts the given APInt to a float value.

APInt llvm::APIntOps::sdiv	(	const APInt &	LHS,
		const APInt &	RHS
	)			[inline]

Signed divide APInt LHS by APInt RHS.

Signed division function for APInt.

APInt llvm::APIntOps::shl	(	const APInt &	LHS,
		unsigned	shiftAmt
	)			[inline]

Left-shift the APInt by shiftAmt.

Left-shift function.

APInt llvm::APIntOps::smax	(	const APInt &	A,
		const APInt &	B
	)			[inline]

Determine the larger of two APInts considered to be signed.

APInt llvm::APIntOps::smin	(	const APInt &	A,
		const APInt &	B
	)			[inline]

Determine the smaller of two APInts considered to be signed.

APInt llvm::APIntOps::srem	(	const APInt &	LHS,
		const APInt &	RHS
	)			[inline]

Signed remainder operation on APInt.

Function for signed remainder operation.

APInt llvm::APIntOps::sub	(	const APInt &	LHS,
		const APInt &	RHS
	)			[inline]

Performs subtraction on APInt values.

Function for subtraction operation.

APInt llvm::APIntOps::udiv	(	const APInt &	LHS,
		const APInt &	RHS
	)			[inline]

Unsigned divide APInt LHS by APInt RHS.

Unsigned division function for APInt.

APInt llvm::APIntOps::umax	(	const APInt &	A,
		const APInt &	B
	)			[inline]

Determine the larger of two APInts considered to be unsigned.

APInt llvm::APIntOps::umin	(	const APInt &	A,
		const APInt &	B
	)			[inline]

Determine the smaller of two APInts considered to be signed.

APInt llvm::APIntOps::urem	(	const APInt &	LHS,
		const APInt &	RHS
	)			[inline]

Unsigned remainder operation on APInt.

Function for unsigned remainder operation.

APInt llvm::APIntOps::Xor	(	const APInt &	LHS,
		const APInt &	RHS
	)			[inline]

Performs bitwise XOR operation on APInt.

Bitwise XOR function for APInt.