Bignum Class Reference

#include <bignum.h>

Public Member Functions
	Bignum ()
void	AssignUInt16 (uint16_t value)
void	AssignUInt64 (uint64_t value)
void	AssignBignum (const Bignum &other)
void	AssignDecimalString (Vector< const char > value)
void	AssignHexString (Vector< const char > value)
void	AssignPowerUInt16 (uint16_t base, int exponent)
void	AddUInt16 (uint16_t operand)
void	AddUInt64 (uint64_t operand)
void	AddBignum (const Bignum &other)
void	SubtractBignum (const Bignum &other)
void	Square ()
void	ShiftLeft (int shift_amount)
void	MultiplyByUInt32 (uint32_t factor)
void	MultiplyByUInt64 (uint64_t factor)
void	MultiplyByPowerOfTen (int exponent)
void	Times10 ()
uint16_t	DivideModuloIntBignum (const Bignum &other)
bool	ToHexString (char *buffer, int buffer_size) const

Static Public Member Functions
static int	Compare (const Bignum &a, const Bignum &b)
static bool	Equal (const Bignum &a, const Bignum &b)
static bool	LessEqual (const Bignum &a, const Bignum &b)
static bool	Less (const Bignum &a, const Bignum &b)
static int	PlusCompare (const Bignum &a, const Bignum &b, const Bignum &c)
static bool	PlusEqual (const Bignum &a, const Bignum &b, const Bignum &c)
static bool	PlusLessEqual (const Bignum &a, const Bignum &b, const Bignum &c)
static bool	PlusLess (const Bignum &a, const Bignum &b, const Bignum &c)

Static Public Attributes
static const int	kMaxSignificantBits = 3584

Detailed Description

Definition at line 34 of file bignum.h.

Constructor & Destructor Documentation

Bignum

(

)

Definition at line 35 of file bignum.cc.

Member Function Documentation

void AddBignum

(

const Bignum &

other

)

Definition at line 172 of file bignum.cc.

References ASSERT, v8::internal::carry, and v8::internal::Max().

Referenced by Bignum::AddUInt64(), and TEST().

void AddUInt16

(

uint16_t

operand

)

void AddUInt64

(

uint64_t

operand

)

Definition at line 164 of file bignum.cc.

References Bignum::AddBignum(), and Bignum::AssignUInt64().

Referenced by Bignum::AssignDecimalString(), and TEST().

void AssignBignum

(

const Bignum &

other

)

Definition at line 78 of file bignum.cc.

Referenced by TEST().

void AssignDecimalString

(

Vector< const char >

value

)

Definition at line 104 of file bignum.cc.

References Bignum::AddUInt64(), Vector< T >::length(), and Bignum::MultiplyByPowerOfTen().

void AssignHexString

(

Vector< const char >

value

)

Definition at line 134 of file bignum.cc.

References Vector< T >::length().

void AssignPowerUInt16	(	uint16_t	base,
		int	exponent
	)

Definition at line 415 of file bignum.cc.

References ASSERT, Bignum::AssignUInt16(), Bignum::AssignUInt64(), Bignum::MultiplyByUInt32(), Bignum::ShiftLeft(), and Bignum::Square().

Referenced by TEST().

void AssignUInt16

(

uint16_t

value

)

Definition at line 50 of file bignum.cc.

References ASSERT.

Referenced by Bignum::AssignPowerUInt16(), and TEST().

void AssignUInt64

(

uint64_t

value

)

Definition at line 61 of file bignum.cc.

Referenced by Bignum::AddUInt64(), Bignum::AssignPowerUInt16(), and TEST().

int Compare ( const Bignum &  a, const Bignum &  b  )

static

Definition at line 618 of file bignum.cc.

References ASSERT, and v8::internal::Min().

Referenced by Bignum::Equal(), Bignum::Less(), Bignum::LessEqual(), and TEST().

uint16_t DivideModuloIntBignum

(

const Bignum &

other

)

Definition at line 489 of file bignum.cc.

References ASSERT, Bignum::LessEqual(), and Bignum::SubtractBignum().

Referenced by TEST().

static bool Equal ( const Bignum &  a, const Bignum &  b  )

inlinestatic

Definition at line 72 of file bignum.h.

References Bignum::Compare().

Referenced by TEST().

static bool Less ( const Bignum &  a, const Bignum &  b  )

inlinestatic

Definition at line 78 of file bignum.h.

References Bignum::Compare().

Referenced by TEST().

static bool LessEqual ( const Bignum &  a, const Bignum &  b  )

inlinestatic

Definition at line 75 of file bignum.h.

References Bignum::Compare().

Referenced by Bignum::DivideModuloIntBignum(), Bignum::SubtractBignum(), and TEST().

void MultiplyByPowerOfTen

(

int

exponent

)

Definition at line 303 of file bignum.cc.

References ASSERT, Bignum::MultiplyByUInt32(), Bignum::MultiplyByUInt64(), Bignum::ShiftLeft(), and V8_2PART_UINT64_C.

Referenced by Bignum::AssignDecimalString(), and TEST().

void MultiplyByUInt32

(

uint32_t

factor

)

Definition at line 250 of file bignum.cc.

References ASSERT, and v8::internal::carry.

Referenced by Bignum::AssignPowerUInt16(), Bignum::MultiplyByPowerOfTen(), TEST(), and Bignum::Times10().

void MultiplyByUInt64

(

uint64_t

factor

)

Definition at line 276 of file bignum.cc.

References ASSERT, and v8::internal::carry.

Referenced by Bignum::MultiplyByPowerOfTen(), and TEST().

int PlusCompare ( const Bignum &  a, const Bignum &  b, const Bignum &  c  )

static

Definition at line 636 of file bignum.cc.

References ASSERT, and v8::internal::Min().

Referenced by Bignum::PlusEqual(), Bignum::PlusLess(), Bignum::PlusLessEqual(), and TEST().

static bool PlusEqual ( const Bignum &  a, const Bignum &  b, const Bignum &  c  )

inlinestatic

Definition at line 84 of file bignum.h.

References Bignum::PlusCompare().

Referenced by TEST().

static bool PlusLess ( const Bignum &  a, const Bignum &  b, const Bignum &  c  )

inlinestatic

Definition at line 92 of file bignum.h.

References Bignum::PlusCompare().

Referenced by TEST().

static bool PlusLessEqual ( const Bignum &  a, const Bignum &  b, const Bignum &  c  )

inlinestatic

Definition at line 88 of file bignum.h.

References Bignum::PlusCompare().

Referenced by TEST().

void ShiftLeft

(

int

shift_amount

)

Definition at line 241 of file bignum.cc.

Referenced by Bignum::AssignPowerUInt16(), Bignum::MultiplyByPowerOfTen(), and TEST().

void Square

(

)

Definition at line 343 of file bignum.cc.

References ASSERT, and UNIMPLEMENTED.

Referenced by Bignum::AssignPowerUInt16(), and TEST().

void SubtractBignum

(

const Bignum &

other

)

Definition at line 214 of file bignum.cc.

References ASSERT, and Bignum::LessEqual().

Referenced by Bignum::DivideModuloIntBignum(), and TEST().

void Times10 ( )

inline

Definition at line 62 of file bignum.h.

References Bignum::MultiplyByUInt32().

bool ToHexString	(	char *	buffer,
		int	buffer_size
	)		const

Definition at line 571 of file bignum.cc.

References ASSERT.

Referenced by TEST().

Field Documentation

const int kMaxSignificantBits = 3584

static

Definition at line 39 of file bignum.h.

Referenced by v8::internal::BignumDtoa().

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The documentation for this class was generated from the following files:

• src/bignum.h
• src/bignum.cc