integerOps.cpp File Reference

#include "incls/_precompiled.incl"
#include "incls/_integerOps.cpp.incl"

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Functions
static void	missing_code_for (char *s)
static int	exponent (double x)
static int	length_in_bits (Digit x)
static void	shift_left (Digit d[], int length, int shift_count)
static void	shift_right (Digit d[], int length, int shift_count)
static void	check (bool p, char *s)
static void	factorial (int n)
static void	unfactorial (int n)
static void	convert_to_double (int n)
static void	convert_to_integer (double x)
static void	convert_from_string (char *s)
void	integerOps_init ()
Variables
static const int	maxD = 36
static const int	logB = sizeof(Digit)*8
static const Digit	hlfB = 0x80000000
static const Digit	oneB = 0xFFFFFFFF
const int	sign_length = 1
const int	exponent_length = 11
const int	mantissa_length = 52
const int	double_length = 64
const int	exponent_bias = 1023
const int	max_exponent = 2046

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Function Documentation

static void check	(	bool	p,
		char *	s
	)			[inline, static]

Definition at line 965 of file integerOps.cpp.

References fatal.

Referenced by IntegerOps::self_test().

static void convert_from_string

(

char *

s

)

[static]

Definition at line 1025 of file integerOps.cpp.

References outputStream::cr(), Integer::print(), outputStream::print(), std, and IntegerOps::string_to_Integer().

Referenced by IntegerOps::self_test().

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static void convert_to_double

(

int

n

)

[static]

Definition at line 1008 of file integerOps.cpp.

References Integer::as_double(), IntegerOps::int_to_Integer(), outputStream::print_cr(), and std.

Referenced by IntegerOps::self_test().

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static void convert_to_integer

(

double

x

)

[static]

Definition at line 1016 of file integerOps.cpp.

References outputStream::cr(), IntegerOps::double_to_Integer(), Integer::print(), outputStream::print(), and std.

Referenced by IntegerOps::self_test().

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static int exponent

(

double

x

)

[inline, static]

Definition at line 55 of file integerOps.cpp.

References double_length, exponent_bias, exponent_length, logB, and sign_length.

Referenced by Integer::as_double(), IntegerOps::double_to_Integer(), and IntegerOps::double_to_Integer_result_size_in_bytes().

static void factorial

(

int

n

)

[static]

Definition at line 970 of file integerOps.cpp.

References assert, IntegerOps::copy(), outputStream::cr(), IntegerOps::int_to_Integer(), IntegerOps::mul(), Integer::print(), outputStream::print(), and std.

Referenced by IntegerOps::self_test().

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void integerOps_init

(

)

Definition at line 1125 of file integerOps.cpp.

static int length_in_bits

(

Digit

x

)

[static]

Definition at line 64 of file integerOps.cpp.

Referenced by IntegerOps::double_to_Integer().

static void missing_code_for

(

char *

s

)

[static]

Definition at line 48 of file integerOps.cpp.

References fatal1.

Referenced by IntegerOps::and(), IntegerOps::and_result_size_in_bytes(), IntegerOps::ash(), IntegerOps::ash_result_size_in_bytes(), IntegerOps::div(), IntegerOps::div_result_size_in_bytes(), IntegerOps::Integer_to_string_result_size_in_bytes(), IntegerOps::mod(), IntegerOps::mod_result_size_in_bytes(), IntegerOps::or(), IntegerOps::or_result_size_in_bytes(), IntegerOps::qr_decomposition(), IntegerOps::string_to_Integer_result_size_in_bytes(), IntegerOps::xor(), and IntegerOps::xor_result_size_in_bytes().

static void shift_left	(	Digit	d[],
		int	length,
		int	shift_count
	)			[static]

Definition at line 73 of file integerOps.cpp.

References logB.

Referenced by Integer::as_double(), and IntegerOps::double_to_Integer().

static void shift_right	(	Digit	d[],
		int	length,
		int	shift_count
	)			[static]

Definition at line 109 of file integerOps.cpp.

References logB.

Referenced by Integer::as_double(), and IntegerOps::double_to_Integer().

static void unfactorial

(

int

n

)

[static]

Definition at line 985 of file integerOps.cpp.

References assert, IntegerOps::copy(), outputStream::cr(), IntegerOps::div(), IntegerOps::int_to_Integer(), IntegerOps::mul(), Integer::print(), outputStream::print(), and std.

Referenced by IntegerOps::self_test().

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Variable Documentation

const int double_length = 64

Definition at line 41 of file integerOps.cpp.

Referenced by Integer::as_double(), IntegerOps::double_to_Integer(), and exponent().

const int exponent_bias = 1023

Definition at line 42 of file integerOps.cpp.

Referenced by Integer::as_double(), and exponent().

const int exponent_length = 11

Definition at line 39 of file integerOps.cpp.

Referenced by Integer::as_double(), IntegerOps::double_to_Integer(), and exponent().

const Digit hlfB = 0x80000000 [static]

Definition at line 30 of file integerOps.cpp.

Referenced by IntegerOps::qr_decomposition().

const int logB = sizeof(Digit)*8 [static]

Definition at line 29 of file integerOps.cpp.

Referenced by Integer::as_double(), IntegerOps::double_to_Integer(), IntegerOps::double_to_Integer_result_size_in_bytes(), exponent(), Integer::length_in_bits(), shift_left(), and shift_right().

const int mantissa_length = 52

Definition at line 40 of file integerOps.cpp.

Referenced by Integer::as_double(), and IntegerOps::double_to_Integer().

const int max_exponent = 2046

Definition at line 43 of file integerOps.cpp.

Referenced by Integer::as_double().

const int maxD = 36 [static]

Definition at line 28 of file integerOps.cpp.

Referenced by IntegerOps::as_char(), and IntegerOps::Integer_to_string().

const Digit oneB = 0xFFFFFFFF [static]

Definition at line 31 of file integerOps.cpp.

Referenced by IntegerOps::qr_decomposition().

const int sign_length = 1

Definition at line 38 of file integerOps.cpp.

Referenced by Integer::as_double(), IntegerOps::double_to_Integer(), and exponent().

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