#include <scfx_rep.hh>

Public Member Functions
	scfx_rep ()

	scfx_rep (int)

	scfx_rep (unsigned int)

	scfx_rep (long)

	scfx_rep (unsigned long)

	scfx_rep (double)

	scfx_rep (const char *)

	scfx_rep (int64)

	scfx_rep (uint64)

	scfx_rep (const sc_signed &)

	scfx_rep (const sc_unsigned &)

	scfx_rep (const scfx_rep &)

	~scfx_rep ()

void *	operator new (std::size_t)

void	operator delete (void *, std::size_t)

void	from_string (const char *, int)

double	to_double () const

uint64	to_uint64 () const

const char *	to_string (sc_numrep, int, sc_fmt, const scfx_params *=0) const

void	operator= (const scfx_rep &)

void	lshift (int)

void	rshift (int)

void	cast (const scfx_params &, bool &, bool &)

bool	is_neg () const

bool	is_zero () const

bool	is_nan () const

bool	is_inf () const

bool	is_normal () const

void	set_zero (int=1)

void	set_nan ()

void	set_inf (int)

bool	get_bit (int) const

bool	set (int, const scfx_params &)

bool	clear (int, const scfx_params &)

bool	get_slice (int, int, const scfx_params &, sc_bv_base &) const

bool	set_slice (int, int, const scfx_params &, const sc_bv_base &)

void	print (::std::ostream &) const

void	dump (::std::ostream &) const

void	get_type (int &, int &, sc_enc &) const

bool	rounding_flag () const

Private Types
enum	state { normal, infinity, not_a_number }

Private Member Functions
unsigned int	divide_by_ten ()

int	find_lsw () const

int	find_msw () const

void	find_sw ()

void	multiply_by_ten ()

void	normalize (int)

scfx_mant *	resize (int, int) const

void	set_bin (int)

void	set_oct (int, int)

void	set_hex (int, int)

void	shift_left (int)

void	shift_right (int)

const scfx_index	calc_indices (int) const

void	o_extend (const scfx_index &, sc_enc)

bool	o_bit_at (const scfx_index &) const

bool	o_zero_left (const scfx_index &) const

bool	o_zero_right (const scfx_index &) const

void	o_set_low (const scfx_index &, sc_enc)

void	o_set_high (const scfx_index &, const scfx_index &, sc_enc, int=1)

void	o_set (const scfx_index &, const scfx_index &, sc_enc, bool)

void	o_invert (const scfx_index &)

bool	q_bit (const scfx_index &) const

void	q_clear (const scfx_index &)

void	q_incr (const scfx_index &)

bool	q_odd (const scfx_index &) const

bool	q_zero (const scfx_index &) const

void	resize_to (int, int=0)

int	size () const

void	toggle_tc ()

void	quantization (const scfx_params &, bool &)

void	overflow (const scfx_params &, bool &)

void	round (int)

Private Attributes
scfx_mant	m_mant

int	m_wp

int	m_sign

state	m_state

int	m_msw

int	m_lsw

bool	m_r_flag

Friends
void	multiply (scfx_rep &, const scfx_rep &, const scfx_rep &, int)

scfx_rep *	neg_scfx_rep (const scfx_rep &)

scfx_rep *	mult_scfx_rep (const scfx_rep &, const scfx_rep &, int)

scfx_rep *	div_scfx_rep (const scfx_rep &, const scfx_rep &, int)

scfx_rep *	add_scfx_rep (const scfx_rep &, const scfx_rep &, int)

scfx_rep *	sub_scfx_rep (const scfx_rep &, const scfx_rep &, int)

scfx_rep *	lsh_scfx_rep (const scfx_rep &, int)

scfx_rep *	rsh_scfx_rep (const scfx_rep &, int)

int	cmp_scfx_rep (const scfx_rep &, const scfx_rep &)

scfx_rep *	quantization_scfx_rep (const scfx_rep &, const scfx_params &, bool &)

scfx_rep *	overflow_scfx_rep (const scfx_rep &, const scfx_params &, bool &)

void	align (const scfx_rep &, const scfx_rep &, int &, int &, scfx_mant_ref &, scfx_mant_ref &)

int	compare_msw (const scfx_rep &, const scfx_rep &)

int	compare_msw_ff (const scfx_rep &lhs, const scfx_rep &rhs)

void	print_dec (scfx_string &, const scfx_rep &, int, sc_fmt)

void	print_other (scfx_string &, const scfx_rep &, sc_numrep, int, sc_fmt, const scfx_params *)

int	compare_abs (const scfx_rep &, const scfx_rep &)

Detailed Description

Definition at line 137 of file scfx_rep.hh.

Member Enumeration Documentation

◆ state

enum sc_dt::scfx_rep::state

private

Enumerator
normal
infinity
not_a_number

Definition at line 139 of file scfx_rep.hh.

Constructor & Destructor Documentation

◆ scfx_rep() [1/12]

sc_dt::scfx_rep::scfx_rep ( )

Definition at line 99 of file scfx_rep.cc.

References set_zero().

Referenced by sc_dt::add_scfx_rep(), sc_dt::div_scfx_rep(), sc_dt::lsh_scfx_rep(), sc_dt::mult_scfx_rep(), sc_dt::neg_scfx_rep(), sc_dt::overflow_scfx_rep(), sc_dt::quantization_scfx_rep(), sc_dt::rsh_scfx_rep(), and sc_dt::sub_scfx_rep().

◆ scfx_rep() [2/12]

sc_dt::scfx_rep::scfx_rep ( int a )

explicit

Definition at line 106 of file scfx_rep.cc.

References ArmISA::a, sc_dt::scfx_mant::clear(), m_lsw, m_mant, m_msw, m_sign, m_state, m_wp, normal, and set_zero().

◆ scfx_rep() [3/12]

sc_dt::scfx_rep::scfx_rep ( unsigned int a )

explicit

Definition at line 125 of file scfx_rep.cc.

References ArmISA::a, sc_dt::scfx_mant::clear(), m_lsw, m_mant, m_msw, m_sign, m_state, m_wp, normal, and set_zero().

◆ scfx_rep() [4/12]

sc_dt::scfx_rep::scfx_rep ( long a )

explicit

Definition at line 139 of file scfx_rep.cc.

References ArmISA::a, sc_dt::bits_in_word, sc_dt::scfx_mant::clear(), find_sw(), m_lsw, m_mant, m_msw, m_sign, m_state, m_wp, normal, and set_zero().

◆ scfx_rep() [5/12]

sc_dt::scfx_rep::scfx_rep ( unsigned long a )

explicit

Definition at line 168 of file scfx_rep.cc.

References ArmISA::a, sc_dt::bits_in_word, sc_dt::scfx_mant::clear(), find_sw(), m_lsw, m_mant, m_msw, m_sign, m_state, m_wp, normal, and set_zero().

◆ scfx_rep() [6/12]

sc_dt::scfx_rep::scfx_rep ( double a )

explicit

Definition at line 193 of file scfx_rep.cc.

References sc_dt::scfx_mant::clear(), ArmISA::id, infinity, is_inf(), is_nan(), is_normal(), m_mant, m_sign, m_state, sc_dt::mantissa0_size, normalize(), not_a_number, and sc_dt::SCFX_IEEE_DOUBLE_M_SIZE.

◆ scfx_rep() [7/12]

sc_dt::scfx_rep::scfx_rep ( const char * s )

inlineexplicit

Definition at line 313 of file scfx_rep.hh.

References from_string(), and sc_dt::SC_DEFAULT_CTE_WL_.

◆ scfx_rep() [8/12]

sc_dt::scfx_rep::scfx_rep ( int64 a )

explicit

Definition at line 218 of file scfx_rep.cc.

References ArmISA::a, sc_dt::bits_in_word, sc_dt::scfx_mant::clear(), find_sw(), m_mant, m_sign, m_state, m_wp, normal, and set_zero().

◆ scfx_rep() [9/12]

sc_dt::scfx_rep::scfx_rep ( uint64 a )

explicit

Definition at line 241 of file scfx_rep.cc.

References ArmISA::a, sc_dt::bits_in_word, sc_dt::scfx_mant::clear(), find_sw(), m_mant, m_sign, m_state, m_wp, normal, and set_zero().

◆ scfx_rep() [10/12]

sc_dt::scfx_rep::scfx_rep ( const sc_signed & a )

explicit

Definition at line 258 of file scfx_rep.cc.

References ArmISA::a, sc_dt::scfx_index::bi(), calc_indices(), sc_dt::scfx_mant::clear(), find_sw(), ArmISA::i, sc_dt::sc_signed::iszero(), sc_dt::sc_signed::length(), m_mant, m_sign, m_state, m_wp, sc_dt::n_word(), normal, resize_to(), set_zero(), sc_dt::sc_signed::sign(), size(), sc_dt::scfx_index::wi(), and RiscvISA::x.

◆ scfx_rep() [11/12]

sc_dt::scfx_rep::scfx_rep ( const sc_unsigned & a )

explicit

Definition at line 293 of file scfx_rep.cc.

References sc_dt::scfx_index::bi(), calc_indices(), sc_dt::scfx_mant::clear(), find_sw(), ArmISA::i, sc_dt::sc_unsigned::iszero(), sc_dt::sc_unsigned::length(), m_mant, m_sign, m_state, m_wp, sc_dt::n_word(), normal, resize_to(), set_zero(), size(), sc_dt::scfx_index::wi(), and RiscvISA::x.

◆ scfx_rep() [12/12]

sc_dt::scfx_rep::scfx_rep ( const scfx_rep & a )

Definition at line 318 of file scfx_rep.cc.

◆ ~scfx_rep()

sc_dt::scfx_rep::~scfx_rep ( )

inline

Definition at line 321 of file scfx_rep.hh.

Member Function Documentation

◆ calc_indices()

const scfx_index sc_dt::scfx_rep::calc_indices ( int n ) const

inlineprivate

Definition at line 426 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::bits_in_word, and m_wp.

Referenced by clear(), sc_dt::div_scfx_rep(), get_bit(), overflow(), quantization(), scfx_rep(), and set().

◆ cast()

void sc_dt::scfx_rep::cast	(	const scfx_params &	params,
		bool &	q_flag,
		bool &	o_flag
	)

Definition at line 2024 of file scfx_rep.cc.

References is_neg(), is_zero(), m_sign, overflow(), and quantization().

◆ clear()

bool scfx_rep::clear	(	int	i,
		const scfx_params &	params
	)

Definition at line 2429 of file scfx_rep.cc.

References sc_dt::scfx_index::bi(), calc_indices(), sc_dt::scfx_params::enc(), find_sw(), is_neg(), is_normal(), sc_dt::scfx_params::iwl(), m_mant, o_extend(), resize_to(), size(), toggle_tc(), sc_dt::scfx_index::wi(), and RiscvISA::x.

Referenced by sc_dt::sc_fxnum::set_bit(), and set_slice().

◆ divide_by_ten()

unsigned int sc_dt::scfx_rep::divide_by_ten ( )

private

Definition at line 2144 of file scfx_rep.cc.

References ArmISA::i, sc_dt::word_short::l, m_mant, m_msw, m_wp, sc_dt::remainder, and sc_dt::word_short::s.

Referenced by sc_dt::print_dec().

◆ dump()

void scfx_rep::dump ( ::std::ostream & os ) const

Definition at line 2526 of file scfx_rep.cc.

References ArmISA::i, infinity, m_lsw, m_mant, m_sign, m_state, m_wp, normal, not_a_number, and size().

Referenced by sc_dt::sc_fxval::dump().

◆ find_lsw()

int sc_dt::scfx_rep::find_lsw ( ) const

inlineprivate

Definition at line 687 of file scfx_rep.hh.

References ArmISA::i, m_mant, and size().

Referenced by sc_dt::div_scfx_rep(), and find_sw().

◆ find_msw()

int sc_dt::scfx_rep::find_msw ( ) const

inlineprivate

Definition at line 697 of file scfx_rep.hh.

References ArmISA::i, m_mant, and size().

Referenced by find_sw().

◆ find_sw()

void sc_dt::scfx_rep::find_sw ( )

inlineprivate

Definition at line 707 of file scfx_rep.hh.

References find_lsw(), find_msw(), m_lsw, and m_msw.

Referenced by sc_dt::add_scfx_rep(), clear(), sc_dt::div_scfx_rep(), from_string(), lshift(), sc_dt::multiply(), normalize(), overflow(), sc_dt::print_dec(), quantization(), round(), rshift(), scfx_rep(), set(), and sc_dt::sub_scfx_rep().

◆ from_string()

void sc_dt::scfx_rep::from_string	(	const char *	s,
		int	cte_wl
	)

Definition at line 389 of file scfx_rep.cc.

References X86ISA::base, sc_dt::bits_in_word, sc_dt::scfx_mant::clear(), sc_dt::complement(), div_scfx_rep, ArmISA::e, find_sw(), ArmISA::i, sc_dt::inc(), infinity, ArmISA::j, length, M5_FALLTHROUGH, m_lsw, m_mant, m_msw, m_sign, m_state, m_wp, sc_dt::min_mant, multiply_by_ten(), sc_dt::n_word(), normal, not_a_number, MipsISA::p, sc_dt::pow10_fx, resize_to(), ArmISA::s, sc_dt::SC_BIN, sc_dt::SC_BIN_SM, sc_dt::SC_BIN_US, sc_dt::SC_CSD, sc_dt::SC_DEC, sc_dt::SC_HEX, sc_dt::SC_HEX_SM, sc_dt::SC_HEX_US, sc_dt::sc_max(), sc_dt::SC_OCT, sc_dt::SC_OCT_SM, sc_dt::SC_OCT_US, sc_dt::scfx_csd2tc(), sc_dt::scfx_exp_start(), SCFX_FAIL_IF_, sc_dt::scfx_find_msb(), sc_dt::scfx_is_digit(), sc_dt::scfx_is_inf(), sc_dt::scfx_is_nan(), sc_dt::scfx_parse_prefix(), sc_dt::scfx_parse_sign(), sc_dt::scfx_to_digit(), set_bin(), set_hex(), set_oct(), sc_dt::scfx_mant::size(), and size().

Referenced by scfx_rep().

◆ get_bit()

bool scfx_rep::get_bit ( int i ) const

Definition at line 2360 of file scfx_rep.cc.

References sc_dt::scfx_index::bi(), calc_indices(), is_neg(), is_normal(), m_mant, size(), toggle_tc(), sc_dt::scfx_index::wi(), and RiscvISA::x.

Referenced by sc_dt::sc_fxval::get_bit(), sc_dt::sc_fxnum::get_bit(), get_slice(), get_type(), and sc_dt::print_other().

◆ get_slice()

bool scfx_rep::get_slice	(	int	i,
		int	j,
		const scfx_params &	,
		sc_bv_base &	bv
	)		const

Definition at line 2465 of file scfx_rep.cc.

References get_bit(), is_inf(), is_nan(), ArmISA::j, MipsISA::k, MipsISA::l, and sc_dt::sc_bv_base::length().

Referenced by sc_dt::sc_fxnum::get_slice().

◆ get_type()

void scfx_rep::get_type	(	int &	wl,
		int &	iwl,
		sc_enc &	enc
	)		const

Definition at line 2570 of file scfx_rep.cc.

References sc_dt::bits_in_word, get_bit(), is_inf(), is_nan(), is_neg(), is_zero(), m_lsw, m_mant, m_wp, sc_dt::SC_TC_, sc_dt::SC_US_, sc_dt::scfx_find_lsb(), and sc_dt::scfx_find_msb().

Referenced by sc_dt::sc_fxval::get_type().

◆ is_inf()

bool sc_dt::scfx_rep::is_inf ( ) const

inline

Definition at line 390 of file scfx_rep.hh.

References infinity, and m_state.

Referenced by sc_dt::add_scfx_rep(), sc_dt::cmp_scfx_rep(), sc_dt::div_scfx_rep(), get_slice(), get_type(), sc_dt::sc_fxval::is_inf(), sc_dt::multiply(), round(), scfx_rep(), set_slice(), sc_dt::sub_scfx_rep(), to_double(), and to_string().

◆ is_nan()

bool sc_dt::scfx_rep::is_nan ( ) const

inline

Definition at line 388 of file scfx_rep.hh.

References m_state, and not_a_number.

Referenced by sc_dt::add_scfx_rep(), sc_dt::cmp_scfx_rep(), sc_dt::div_scfx_rep(), get_slice(), get_type(), sc_dt::sc_fxval::is_nan(), sc_dt::multiply(), round(), scfx_rep(), set_slice(), sc_dt::sub_scfx_rep(), to_double(), and to_string().

◆ is_neg()

bool sc_dt::scfx_rep::is_neg ( ) const

inline

Definition at line 372 of file scfx_rep.hh.

References m_sign.

Referenced by cast(), clear(), sc_dt::cmp_scfx_rep(), get_bit(), get_type(), sc_dt::sc_fxval::is_neg(), sc_dt::sc_fxnum::is_neg(), overflow(), sc_dt::print_dec(), sc_dt::print_other(), quantization(), set(), to_string(), and toggle_tc().

◆ is_normal()

bool sc_dt::scfx_rep::is_normal ( ) const

inline

Definition at line 392 of file scfx_rep.hh.

References m_state, and normal.

Referenced by clear(), get_bit(), sc_dt::sc_fxval::is_normal(), sc_dt::sc_fxnum::is_normal(), lshift(), rshift(), scfx_rep(), set(), and to_uint64().

◆ is_zero()

bool sc_dt::scfx_rep::is_zero ( ) const

inline

Definition at line 375 of file scfx_rep.hh.

References ArmISA::i, m_mant, m_state, normal, and size().

Referenced by cast(), sc_dt::cmp_scfx_rep(), sc_dt::div_scfx_rep(), get_type(), sc_dt::sc_fxval::is_zero(), sc_dt::sc_fxnum::is_zero(), sc_dt::multiply(), overflow(), sc_dt::print_dec(), sc_dt::print_other(), round(), to_double(), to_string(), and to_uint64().

◆ lshift()

void sc_dt::scfx_rep::lshift ( int n )

Definition at line 1593 of file scfx_rep.cc.

References sc_dt::bits_in_word, find_sw(), is_normal(), m_mant, m_msw, m_wp, resize_to(), rshift(), sc_dt::scfx_find_msb(), shift_left(), and size().

Referenced by sc_dt::div_scfx_rep(), sc_dt::lsh_scfx_rep(), rshift(), and sc_dt::rshift().

◆ multiply_by_ten()

void scfx_rep::multiply_by_ten ( )

private

Definition at line 2178 of file scfx_rep.cc.

References sc_dt::add_mants(), sc_dt::bits_in_word, m_mant, sc_dt::scfx_mant::size(), and size().

Referenced by from_string(), and sc_dt::print_dec().

◆ normalize()

void scfx_rep::normalize ( int exponent )

private

Definition at line 2209 of file scfx_rep.cc.

References sc_dt::bits_in_word, find_sw(), m_wp, ArmISA::shift, and shift_left().

Referenced by scfx_rep().

◆ o_bit_at()

bool sc_dt::scfx_rep::o_bit_at ( const scfx_index & x ) const

inlineprivate

Definition at line 463 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::scfx_index::bi(), m_mant, SC_ASSERT_, size(), and sc_dt::scfx_index::wi().

Referenced by sc_dt::div_scfx_rep(), and overflow().

◆ o_extend()

void sc_dt::scfx_rep::o_extend	(	const scfx_index &	x,
		sc_enc	enc
	)

inlineprivate

Definition at line 440 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::scfx_index::bi(), ArmISA::i, m_mant, m_sign, SC_ASSERT_, sc_dt::SC_US_, size(), and sc_dt::scfx_index::wi().

Referenced by clear(), overflow(), and set().

◆ o_invert()

void sc_dt::scfx_rep::o_invert ( const scfx_index & x2 )

inlineprivate

Definition at line 590 of file scfx_rep.hh.

References sc_dt::scfx_index::bi(), ArmISA::i, m_mant, size(), and sc_dt::scfx_index::wi().

Referenced by overflow().

◆ o_set()

void sc_dt::scfx_rep::o_set	(	const scfx_index &	x,
		const scfx_index &	x3,
		sc_enc	enc,
		bool	under
	)

inlineprivate

Definition at line 557 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::scfx_index::bi(), ArmISA::i, m_mant, SC_ASSERT_, sc_dt::SC_TC_, size(), and sc_dt::scfx_index::wi().

Referenced by overflow().

◆ o_set_high()

void sc_dt::scfx_rep::o_set_high	(	const scfx_index &	x,
		const scfx_index &	x2,
		sc_enc	enc,
		int	sign = `1`
	)

inlineprivate

Definition at line 524 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::scfx_index::bi(), ArmISA::i, m_mant, m_sign, SC_ASSERT_, sc_dt::SC_TC_, size(), and sc_dt::scfx_index::wi().

Referenced by overflow().

◆ o_set_low()

void sc_dt::scfx_rep::o_set_low	(	const scfx_index &	x,
		sc_enc	enc
	)

inlineprivate

Definition at line 506 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::scfx_index::bi(), sc_dt::scfx_mant::clear(), m_mant, m_sign, SC_ASSERT_, sc_dt::SC_TC_, size(), and sc_dt::scfx_index::wi().

Referenced by overflow().

◆ o_zero_left()

bool sc_dt::scfx_rep::o_zero_left ( const scfx_index & x ) const

inlineprivate

Definition at line 474 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::scfx_index::bi(), ArmISA::i, m_mant, SC_ASSERT_, size(), and sc_dt::scfx_index::wi().

Referenced by overflow().

◆ o_zero_right()

bool sc_dt::scfx_rep::o_zero_right ( const scfx_index & x ) const

inlineprivate

Definition at line 491 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::scfx_index::bi(), ArmISA::i, m_mant, SC_ASSERT_, size(), and sc_dt::scfx_index::wi().

Referenced by overflow().

◆ operator delete()

void sc_dt::scfx_rep::operator delete	(	void *	ptr,
		std::size_t	size
	)

Definition at line 360 of file scfx_rep.cc.

References sc_dt::list, sc_dt::scfx_rep_node::next, and size().

◆ operator new()

void * sc_dt::scfx_rep::operator new ( std::size_t size )

Definition at line 339 of file scfx_rep.cc.

References sc_dt::scfx_rep_node::data, ArmISA::i, sc_dt::scfx_rep_node::next, and size().

◆ operator=()

void sc_dt::scfx_rep::operator= ( const scfx_rep & f )

inline

Definition at line 325 of file scfx_rep.hh.

References m_lsw, m_mant, m_msw, m_sign, m_state, m_wp, round(), and sc_dt::SC_DEFAULT_MAX_WL_.

◆ overflow()

void sc_dt::scfx_rep::overflow	(	const scfx_params &	params,
		bool &	o_flag
	)

private

◆ print()

void scfx_rep::print ( ::std::ostream & os ) const

Definition at line 2515 of file scfx_rep.cc.

References sc_dt::SC_DEC, sc_dt::SC_E, and to_string().

Referenced by sc_dt::sc_fxval::print().

◆ q_bit()

bool sc_dt::scfx_rep::q_bit ( const scfx_index & x ) const

inlineprivate

Definition at line 601 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::scfx_index::bi(), m_mant, SC_ASSERT_, size(), and sc_dt::scfx_index::wi().

Referenced by quantization(), and round().

◆ q_clear()

void sc_dt::scfx_rep::q_clear ( const scfx_index & x )

inlineprivate

Definition at line 617 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::scfx_index::bi(), ArmISA::i, m_mant, SC_ASSERT_, size(), and sc_dt::scfx_index::wi().

Referenced by quantization(), and round().

◆ q_incr()

void sc_dt::scfx_rep::q_incr ( const scfx_index & x )

inlineprivate

Definition at line 630 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::scfx_index::bi(), ArmISA::i, m_mant, resize_to(), SC_ASSERT_, size(), and sc_dt::scfx_index::wi().

Referenced by sc_dt::div_scfx_rep(), quantization(), and round().

◆ q_odd()

bool sc_dt::scfx_rep::q_odd ( const scfx_index & x ) const

inlineprivate

Definition at line 651 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::scfx_index::bi(), m_mant, SC_ASSERT_, size(), and sc_dt::scfx_index::wi().

Referenced by quantization(), and round().

◆ q_zero()

bool sc_dt::scfx_rep::q_zero ( const scfx_index & x ) const

inlineprivate

Definition at line 662 of file scfx_rep.hh.

References PowerISA::bi, sc_dt::scfx_index::bi(), ArmISA::i, m_mant, SC_ASSERT_, size(), and sc_dt::scfx_index::wi().

Referenced by quantization(), and round().

◆ quantization()

void sc_dt::scfx_rep::quantization	(	const scfx_params &	params,
		bool &	q_flag
	)

private

Definition at line 1779 of file scfx_rep.cc.

References calc_indices(), find_sw(), is_neg(), sc_dt::scfx_params::iwl(), q_bit(), q_clear(), q_incr(), sc_dt::scfx_params::q_mode(), q_odd(), q_zero(), resize_to(), sc_dt::SC_RND, sc_dt::SC_RND_CONV, sc_dt::SC_RND_INF, sc_dt::SC_RND_MIN_INF, sc_dt::SC_RND_ZERO, sc_dt::SC_TRN, sc_dt::SC_TRN_ZERO, size(), sc_dt::scfx_index::wi(), sc_dt::scfx_params::wl(), and RiscvISA::x.

Referenced by cast(), and sc_dt::quantization_scfx_rep().

◆ resize()

scfx_mant * scfx_rep::resize	(	int	new_size,
		int	new_wp
	)		const

private

Definition at line 2231 of file scfx_rep.cc.

References sc_dt::scfx_mant::clear(), ArmISA::j, m_lsw, m_mant, m_msw, m_wp, and ArmISA::shift.

Referenced by sc_dt::align().

◆ resize_to()

void sc_dt::scfx_rep::resize_to	(	int	new_size,
		int	restore = `0`
	)

inlineprivate

Definition at line 414 of file scfx_rep.hh.

References m_lsw, m_mant, m_msw, m_wp, sc_dt::scfx_mant::resize_to(), and size().

Referenced by sc_dt::add_scfx_rep(), clear(), sc_dt::div_scfx_rep(), from_string(), lshift(), sc_dt::multiply(), overflow(), sc_dt::print_dec(), q_incr(), quantization(), rshift(), scfx_rep(), set(), and sc_dt::sub_scfx_rep().

◆ round()

void scfx_rep::round ( int wl )

private

Definition at line 2614 of file scfx_rep.cc.

References PowerISA::bi, sc_dt::bits_in_word, find_sw(), is_inf(), is_nan(), is_zero(), m_lsw, m_mant, m_r_flag, q_bit(), q_clear(), q_incr(), q_odd(), q_zero(), sc_dt::scfx_find_lsb(), sc_dt::scfx_find_msb(), and RiscvISA::x.

Referenced by sc_dt::add_scfx_rep(), sc_dt::multiply(), operator=(), and sc_dt::sub_scfx_rep().

◆ rounding_flag()

bool sc_dt::scfx_rep::rounding_flag ( ) const

inline

Definition at line 411 of file scfx_rep.hh.

References m_r_flag.

Referenced by sc_dt::sc_fxval::rounding_flag().

◆ rshift()

void sc_dt::scfx_rep::rshift ( int n )

Definition at line 1624 of file scfx_rep.cc.

References sc_dt::bits_in_word, find_sw(), is_normal(), lshift(), m_lsw, m_mant, m_wp, resize_to(), sc_dt::scfx_find_lsb(), shift_right(), and size().

Referenced by lshift(), sc_dt::rsh_scfx_rep(), and sc_dt::rshift().

◆ set()

bool scfx_rep::set	(	int	i,
		const scfx_params &	params
	)

Definition at line 2390 of file scfx_rep.cc.

References sc_dt::scfx_index::bi(), calc_indices(), sc_dt::scfx_params::enc(), find_sw(), is_neg(), is_normal(), sc_dt::scfx_params::iwl(), m_mant, o_extend(), resize_to(), size(), toggle_tc(), sc_dt::scfx_index::wi(), and RiscvISA::x.

Referenced by sc_dt::sc_fxnum::set_bit().

◆ set_bin()

void scfx_rep::set_bin ( int i )

private

Definition at line 2252 of file scfx_rep.cc.

References m_mant.

Referenced by sc_dt::div_scfx_rep(), and from_string().

◆ set_hex()

void scfx_rep::set_hex	(	int	i,
		int	n
	)

private

Definition at line 2284 of file scfx_rep.cc.

References m_mant.

Referenced by from_string().

◆ set_inf()

void sc_dt::scfx_rep::set_inf ( int sign )

inline

Definition at line 305 of file scfx_rep.hh.

Referenced by sc_dt::add_scfx_rep(), sc_dt::div_scfx_rep(), sc_dt::multiply(), and sc_dt::sub_scfx_rep().

◆ set_nan()

void sc_dt::scfx_rep::set_nan ( )

inline

Definition at line 298 of file scfx_rep.hh.

Referenced by sc_dt::add_scfx_rep(), sc_dt::div_scfx_rep(), sc_dt::multiply(), sc_dt::scfx_pow10::scfx_pow10(), and sc_dt::sub_scfx_rep().

◆ set_oct()

void scfx_rep::set_oct	(	int	i,
		int	n
	)

private

Definition at line 2263 of file scfx_rep.cc.

References m_mant.

Referenced by from_string().

◆ set_slice()

bool scfx_rep::set_slice	(	int	i,
		int	j,
		const scfx_params &	params,
		const sc_bv_base &	bv
	)

Definition at line 2486 of file scfx_rep.cc.

References clear(), is_inf(), is_nan(), ArmISA::j, MipsISA::k, MipsISA::l, sc_dt::sc_bv_base::length(), and to_bool().

Referenced by sc_dt::sc_fxnum::set_slice().

◆ set_zero()

void sc_dt::scfx_rep::set_zero ( int sign = 1 )

inline

Definition at line 289 of file scfx_rep.hh.

Referenced by sc_dt::div_scfx_rep(), sc_dt::multiply(), overflow(), and scfx_rep().

◆ shift_left()

void scfx_rep::shift_left ( int n )

private

Definition at line 2311 of file scfx_rep.cc.

References sc_dt::bits_in_word, ArmISA::i, m_mant, ArmISA::n, SC_ASSERT_, shift_right(), and size().

Referenced by sc_dt::div_scfx_rep(), lshift(), normalize(), and shift_right().

◆ shift_right()

void scfx_rep::shift_right ( int n )

private

Definition at line 2336 of file scfx_rep.cc.

References sc_dt::bits_in_word, ArmISA::i, m_mant, ArmISA::n, SC_ASSERT_, shift_left(), and size().

Referenced by rshift(), and shift_left().

◆ size()

int sc_dt::scfx_rep::size ( ) const

inlineprivate

Definition at line 370 of file scfx_rep.hh.

References m_mant, and sc_dt::scfx_mant::size().

Referenced by sc_dt::add_scfx_rep(), sc_dt::align(), clear(), sc_dt::compare_msw_ff(), sc_dt::div_scfx_rep(), dump(), find_lsw(), find_msw(), from_string(), get_bit(), is_zero(), lshift(), multiply_by_ten(), o_bit_at(), o_extend(), o_invert(), o_set(), o_set_high(), o_set_low(), o_zero_left(), o_zero_right(), operator delete(), operator new(), overflow(), sc_dt::print_dec(), q_bit(), q_clear(), q_incr(), q_odd(), q_zero(), quantization(), resize_to(), rshift(), scfx_rep(), set(), shift_left(), shift_right(), sc_dt::sub_scfx_rep(), and sc_dt::sub_with_index().

◆ to_double()

double sc_dt::scfx_rep::to_double ( ) const

Definition at line 722 of file scfx_rep.cc.

References sc_dt::bits_in_word, ArmISA::id, is_inf(), is_nan(), is_zero(), m_lsw, m_mant, m_msw, m_sign, m_wp, sc_dt::mantissa0_size, sc_dt::scfx_find_msb(), sc_dt::SCFX_IEEE_DOUBLE_E_MAX, sc_dt::SCFX_IEEE_DOUBLE_E_MIN, sc_dt::SCFX_IEEE_DOUBLE_M_SIZE, sc_dt::scfx_pow2(), and ArmISA::shift.

Referenced by sc_dt::sc_fxval::operator double(), sc_dt::sc_fxnum::operator double(), sc_dt::sc_fxval::to_double(), sc_dt::sc_fxnum::to_double(), sc_dt::sc_fxval::to_float(), and sc_dt::sc_fxnum::to_float().

◆ to_string()

const char * sc_dt::scfx_rep::to_string	(	sc_numrep	numrep,
		int	w_prefix,
		sc_fmt	fmt,
		const scfx_params *	params = `0`
	)		const

Definition at line 1140 of file scfx_rep.cc.

References sc_dt::scfx_string::clear(), is_inf(), is_nan(), is_neg(), is_zero(), sc_dt::print_dec(), sc_dt::print_other(), ArmISA::s, sc_dt::SC_BIN_US, sc_dt::SC_DEC, sc_dt::SC_HEX_US, sc_dt::SC_NOBASE, sc_dt::SC_OCT_US, sc_dt::scfx_print_inf(), and sc_dt::scfx_print_nan().

Referenced by print(), sc_dt::sc_fxval::to_bin(), sc_dt::sc_fxval::to_dec(), sc_dt::sc_fxval::to_hex(), sc_dt::sc_fxval::to_oct(), and sc_dt::sc_fxval::to_string().

◆ to_uint64()

uint64 sc_dt::scfx_rep::to_uint64 ( ) const

◆ toggle_tc()

void sc_dt::scfx_rep::toggle_tc ( )

inlineprivate

Definition at line 714 of file scfx_rep.hh.

References sc_dt::complement(), sc_dt::inc(), is_neg(), m_mant, and sc_dt::scfx_mant::size().

Referenced by clear(), get_bit(), overflow(), and set().

Friends And Related Function Documentation

◆ add_scfx_rep

scfx_rep* add_scfx_rep	(	const scfx_rep &	,
		const scfx_rep &	,
		int
	)

friend

Definition at line 1217 of file scfx_rep.cc.

◆ align

void align	(	const scfx_rep &	lhs,
		const scfx_rep &	rhs,
		int &	new_wp,
		int &	len_mant,
		scfx_mant_ref &	lhs_mant,
		scfx_mant_ref &	rhs_mant
	)

friend

Definition at line 2051 of file scfx_rep.cc.

Referenced by sc_dt::add_scfx_rep(), and sc_dt::sub_scfx_rep().

◆ cmp_scfx_rep

int cmp_scfx_rep	(	const scfx_rep &	,
		const scfx_rep &
	)

friend

Definition at line 1726 of file scfx_rep.cc.

◆ compare_abs

int compare_abs	(	const scfx_rep &	a,
		const scfx_rep &	b
	)

friend

Definition at line 1657 of file scfx_rep.cc.

Referenced by sc_dt::add_scfx_rep(), sc_dt::cmp_scfx_rep(), and sc_dt::sub_scfx_rep().

◆ compare_msw

int compare_msw	(	const scfx_rep &	,
		const scfx_rep &
	)

friend

◆ compare_msw_ff

int compare_msw_ff	(	const scfx_rep &	lhs,
		const scfx_rep &	rhs
	)

friend

Definition at line 2095 of file scfx_rep.cc.

Referenced by sc_dt::div_scfx_rep().

◆ div_scfx_rep

scfx_rep* div_scfx_rep	(	const scfx_rep &	,
		const scfx_rep &	,
		int
	)

friend

Definition at line 1495 of file scfx_rep.cc.

Referenced by from_string().

◆ lsh_scfx_rep

scfx_rep* lsh_scfx_rep	(	const scfx_rep &	a,
		int	b
	)

friend

Definition at line 355 of file scfx_rep.hh.

◆ mult_scfx_rep

scfx_rep* mult_scfx_rep	(	const scfx_rep &	a,
		const scfx_rep &	b,
		int	max_wl = `SC_DEFAULT_MAX_WL_`
	)

friend

Definition at line 347 of file scfx_rep.hh.

◆ multiply

void multiply	(	scfx_rep &	,
		const scfx_rep &	,
		const scfx_rep &	,
		int
	)

friend

Definition at line 1420 of file scfx_rep.cc.

◆ neg_scfx_rep

scfx_rep* neg_scfx_rep ( const scfx_rep & a )

friend

Definition at line 339 of file scfx_rep.hh.

Referenced by sc_dt::print_other().

◆ overflow_scfx_rep

scfx_rep* overflow_scfx_rep	(	const scfx_rep &	a,
		const scfx_params &	params,
		bool &	o_flag
	)

friend

Definition at line 404 of file scfx_rep.hh.

◆ print_dec

void print_dec	(	scfx_string &	s,
		const scfx_rep &	num,
		int	w_prefix,
		sc_fmt	fmt
	)

friend

Definition at line 863 of file scfx_rep.cc.

◆ print_other

void print_other	(	scfx_string &	s,
		const scfx_rep &	a,
		sc_numrep	numrep,
		int	w_prefix,
		sc_fmt	fmt,
		const scfx_params *	params
	)

friend

Definition at line 987 of file scfx_rep.cc.

◆ quantization_scfx_rep

scfx_rep* quantization_scfx_rep	(	const scfx_rep &	a,
		const scfx_params &	params,
		bool &	q_flag
	)

friend

Definition at line 395 of file scfx_rep.hh.

◆ rsh_scfx_rep

scfx_rep* rsh_scfx_rep	(	const scfx_rep &	a,
		int	b
	)

friend

Definition at line 363 of file scfx_rep.hh.

◆ sub_scfx_rep

scfx_rep* sub_scfx_rep	(	const scfx_rep &	,
		const scfx_rep &	,
		int
	)

friend

Definition at line 1326 of file scfx_rep.cc.

Member Data Documentation

◆ m_lsw

int sc_dt::scfx_rep::m_lsw

private

Definition at line 281 of file scfx_rep.hh.

Referenced by sc_dt::align(), sc_dt::compare_abs(), sc_dt::compare_msw_ff(), sc_dt::div_scfx_rep(), dump(), find_sw(), from_string(), get_type(), sc_dt::multiply(), operator=(), sc_dt::print_dec(), sc_dt::print_other(), resize(), resize_to(), round(), rshift(), scfx_rep(), to_double(), and to_uint64().

◆ m_mant

scfx_mant sc_dt::scfx_rep::m_mant

private

Definition at line 276 of file scfx_rep.hh.

Referenced by sc_dt::add_scfx_rep(), sc_dt::align(), clear(), sc_dt::compare_abs(), sc_dt::compare_msw_ff(), sc_dt::div_scfx_rep(), divide_by_ten(), dump(), find_lsw(), find_msw(), from_string(), get_bit(), get_type(), is_zero(), lshift(), sc_dt::multiply(), multiply_by_ten(), o_bit_at(), o_extend(), o_invert(), o_set(), o_set_high(), o_set_low(), o_zero_left(), o_zero_right(), operator=(), sc_dt::print_dec(), sc_dt::print_other(), q_bit(), q_clear(), q_incr(), q_odd(), q_zero(), resize(), resize_to(), round(), rshift(), scfx_rep(), set(), set_bin(), set_hex(), set_oct(), shift_left(), shift_right(), size(), sc_dt::sub_scfx_rep(), to_double(), to_uint64(), and toggle_tc().

◆ m_msw

int sc_dt::scfx_rep::m_msw

private

Definition at line 280 of file scfx_rep.hh.

Referenced by sc_dt::align(), sc_dt::compare_abs(), sc_dt::compare_msw_ff(), sc_dt::div_scfx_rep(), divide_by_ten(), find_sw(), from_string(), lshift(), sc_dt::multiply(), operator=(), sc_dt::print_dec(), sc_dt::print_other(), resize(), resize_to(), scfx_rep(), and to_double().

◆ m_r_flag

bool sc_dt::scfx_rep::m_r_flag

private

Definition at line 282 of file scfx_rep.hh.

Referenced by sc_dt::div_scfx_rep(), round(), and rounding_flag().

◆ m_sign

int sc_dt::scfx_rep::m_sign

private

Definition at line 278 of file scfx_rep.hh.

Referenced by sc_dt::add_scfx_rep(), cast(), sc_dt::cmp_scfx_rep(), sc_dt::div_scfx_rep(), dump(), from_string(), is_neg(), sc_dt::multiply(), sc_dt::neg_scfx_rep(), o_extend(), o_set_high(), o_set_low(), operator=(), scfx_rep(), sc_dt::sub_scfx_rep(), to_double(), and to_uint64().

◆ m_state

state sc_dt::scfx_rep::m_state

private

Definition at line 279 of file scfx_rep.hh.

Referenced by dump(), from_string(), is_inf(), is_nan(), is_normal(), is_zero(), sc_dt::multiply(), operator=(), and scfx_rep().

◆ m_wp

int sc_dt::scfx_rep::m_wp

private

Definition at line 277 of file scfx_rep.hh.

Referenced by sc_dt::add_scfx_rep(), sc_dt::align(), calc_indices(), sc_dt::compare_abs(), sc_dt::div_scfx_rep(), divide_by_ten(), dump(), from_string(), get_type(), lshift(), sc_dt::multiply(), normalize(), operator=(), sc_dt::print_dec(), sc_dt::print_other(), resize(), resize_to(), rshift(), scfx_rep(), sc_dt::sub_scfx_rep(), to_double(), and to_uint64().

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

systemc/ext/dt/fx/scfx_rep.hh
systemc/dt/fx/scfx_rep.cc

Public Member Functions

Private Types

Private Member Functions

Private Attributes

Friends

Detailed Description

Member Enumeration Documentation

◆ state

Constructor & Destructor Documentation

◆ scfx_rep() [1/12]

◆ scfx_rep() [2/12]

◆ scfx_rep() [3/12]

◆ scfx_rep() [4/12]

◆ scfx_rep() [5/12]

◆ scfx_rep() [6/12]

◆ scfx_rep() [7/12]

◆ scfx_rep() [8/12]

◆ scfx_rep() [9/12]

◆ scfx_rep() [10/12]

◆ scfx_rep() [11/12]

◆ scfx_rep() [12/12]

◆ ~scfx_rep()

Member Function Documentation

◆ calc_indices()

◆ cast()

◆ clear()

◆ divide_by_ten()

◆ dump()

◆ find_lsw()

◆ find_msw()

◆ find_sw()

◆ from_string()

◆ get_bit()

◆ get_slice()

◆ get_type()

◆ is_inf()

◆ is_nan()

◆ is_neg()

◆ is_normal()

◆ is_zero()

◆ lshift()

◆ multiply_by_ten()

◆ normalize()

◆ o_bit_at()

◆ o_extend()

◆ o_invert()

◆ o_set()

◆ o_set_high()

◆ o_set_low()

◆ o_zero_left()

◆ o_zero_right()

◆ operator delete()

◆ operator new()

◆ operator=()

◆ overflow()

◆ print()

◆ q_bit()

◆ q_clear()

◆ q_incr()

◆ q_odd()

◆ q_zero()

◆ quantization()

◆ resize()

◆ resize_to()

◆ round()

◆ rounding_flag()

◆ rshift()

◆ set()

◆ set_bin()

◆ set_hex()

◆ set_inf()

◆ set_nan()

◆ set_oct()

◆ set_slice()

◆ set_zero()

◆ shift_left()

◆ shift_right()

◆ size()

◆ to_double()

◆ to_string()