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sc_dt::scfx_rep Class Reference

#include <scfx_rep.h>

Collaboration diagram for sc_dt::scfx_rep:

[legend]List of all members.

Public Methods
	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 (size_t)
void	operator delete (void *, size_t)
void	from_string (const char *, int)
double	to_double () 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 (ostream &) const
void	dump (ostream &) const
void	get_type (int &, int &, sc_enc &) const
bool	rounding_flag () const
Friends
void	multiply (scfx_rep &, const scfx_rep &, const scfx_rep &, int=SC_DEFAULT_MAX_WL_)
scfx_rep *	neg_scfx_rep (const scfx_rep &)
scfx_rep *	mult_scfx_rep (const scfx_rep &, const scfx_rep &, int=SC_DEFAULT_MAX_WL_)
scfx_rep *	div_scfx_rep (const scfx_rep &, const scfx_rep &, int=SC_DEFAULT_DIV_WL_)
scfx_rep *	add_scfx_rep (const scfx_rep &, const scfx_rep &, int=SC_DEFAULT_MAX_WL_)
scfx_rep *	sub_scfx_rep (const scfx_rep &, const scfx_rep &, int=SC_DEFAULT_MAX_WL_)
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 &)

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Constructor & Destructor Documentation

sc_dt::scfx_rep::scfx_rep (    )

Definition at line 73 of file scfx_rep.cpp. References sc_dt::min_mant, and set_zero().

sc_dt::scfx_rep::scfx_rep (  int    )  [explicit]

Definition at line 79 of file scfx_rep.cpp. References sc_dt::scfx_mant::clear(), sc_dt::min_mant, and set_zero().

sc_dt::scfx_rep::scfx_rep (  unsigned    int )  [explicit]

Definition at line 102 of file scfx_rep.cpp. References sc_dt::scfx_mant::clear(), sc_dt::min_mant, and set_zero().

sc_dt::scfx_rep::scfx_rep (  long    )  [explicit]

Definition at line 117 of file scfx_rep.cpp. References sc_dt::scfx_mant::clear(), sc_dt::min_mant, and set_zero().

sc_dt::scfx_rep::scfx_rep (  unsigned    long )  [explicit]

Definition at line 140 of file scfx_rep.cpp. References sc_dt::scfx_mant::clear(), sc_dt::min_mant, and set_zero().

sc_dt::scfx_rep::scfx_rep (  double    )  [explicit]

Definition at line 155 of file scfx_rep.cpp. References sc_dt::scfx_mant::clear(), sc_dt::scfx_ieee_double::exponent(), sc_dt::scfx_ieee_double::is_inf(), sc_dt::scfx_ieee_double::is_nan(), sc_dt::scfx_ieee_double::is_normal(), sc_dt::scfx_ieee_double::is_subnormal(), sc_dt::scfx_ieee_double::mantissa0(), sc_dt::scfx_ieee_double::mantissa1(), sc_dt::min_mant, sc_dt::scfx_ieee_double::negative(), and sc_dt::SCFX_IEEE_DOUBLE_M_SIZE.

sc_dt::scfx_rep::scfx_rep (  const char *    )  [inline, explicit]

Definition at line 300 of file scfx_rep.h. References from_string(), sc_dt::min_mant, s, and sc_dt::SC_DEFAULT_CTE_WL_.

sc_dt::scfx_rep::scfx_rep (  int64    )  [explicit]

Definition at line 183 of file scfx_rep.cpp. References sc_dt::bits_in_word, sc_dt::scfx_mant::clear(), sc_dt::int64, sc_dt::min_mant, and set_zero().

sc_dt::scfx_rep::scfx_rep (  uint64    )  [explicit]

Definition at line 209 of file scfx_rep.cpp. References sc_dt::bits_in_word, sc_dt::scfx_mant::clear(), sc_dt::min_mant, set_zero(), and sc_dt::uint64.

sc_dt::scfx_rep::scfx_rep (  const sc_signed &    )  [explicit]

Definition at line 226 of file scfx_rep.cpp. References sc_dt::scfx_index::bi(), sc_dt::scfx_mant::clear(), sc_dt::sc_signed::length(), sc_dt::min_mant, set_zero(), and sc_dt::scfx_index::wi().

sc_dt::scfx_rep::scfx_rep (  const sc_unsigned &    )  [explicit]

Definition at line 268 of file scfx_rep.cpp. References sc_dt::scfx_index::bi(), sc_dt::scfx_mant::clear(), sc_dt::min_mant, set_zero(), and sc_dt::scfx_index::wi().

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

Definition at line 297 of file scfx_rep.cpp.

sc_dt::scfx_rep::~scfx_rep (    )  [inline]

Definition at line 311 of file scfx_rep.h.

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Member Function Documentation

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

Definition at line 2172 of file scfx_rep.cpp. References is_neg(), and is_zero(). Referenced by sc_dt::sc_fxnum::cast().

bool sc_dt::scfx_rep::clear (  int   , const scfx_params &    )

Definition at line 2624 of file scfx_rep.cpp. References sc_dt::scfx_index::bi(), sc_dt::scfx_params::enc(), is_neg(), is_normal(), sc_dt::scfx_params::iwl(), and sc_dt::scfx_index::wi(). Referenced by sc_dt::sc_fxnum::set_bit(), and set_slice().

void sc_dt::scfx_rep::dump (  ostream &    )  const

Definition at line 2726 of file scfx_rep.cpp. References sprintf(). Referenced by sc_dt::sc_fxval::dump(), and sc_dt::sc_fxnum::dump().

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

Definition at line 374 of file scfx_rep.cpp. References atoi(), sc_dt::bits_in_word, sc_dt::scfx_mant::clear(), sc_dt::complement(), div_scfx_rep, sc_dt::inc(), sc_dt::min_mant, s, SC_BIN, SC_BIN_SM, SC_BIN_US, SC_CSD, SC_DEC, SC_HEX, SC_HEX_SM, SC_HEX_US, sc_max(), sc_numrep, SC_OCT, SC_OCT_SM, 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(), and sc_dt::scfx_mant::size(). Referenced by scfx_rep().

bool sc_dt::scfx_rep::get_bit (  int    )  const

Definition at line 2552 of file scfx_rep.cpp. References sc_dt::scfx_index::bi(), is_neg(), is_normal(), and sc_dt::scfx_index::wi(). Referenced by sc_dt::sc_fxnum::get_bit(), get_slice(), get_type(), and sc_dt::print_other().

bool sc_dt::scfx_rep::get_slice (  int   , int   , const scfx_params &   , sc_bv_base &    )  const

Definition at line 2661 of file scfx_rep.cpp. References get_bit(), is_inf(), is_nan(), and sc_dt::sc_bv_base::length(). Referenced by sc_dt::sc_fxnum::get_slice().

void sc_dt::scfx_rep::get_type (  int &   , int &   , sc_enc &    )  const

Definition at line 2771 of file scfx_rep.cpp. References sc_dt::bits_in_word, get_bit(), is_inf(), is_nan(), is_neg(), is_zero(), sc_dt::sc_enc, sc_dt::SC_TC_, sc_dt::SC_US_, sc_dt::scfx_find_lsb(), and sc_dt::scfx_find_msb().

bool sc_dt::scfx_rep::is_inf (    )  [inline]

Definition at line 408 of file scfx_rep.h. Referenced by sc_dt::add_scfx_rep(), sc_dt::cmp_scfx_rep(), sc_dt::div_scfx_rep(), get_slice(), get_type(), sc_dt::multiply(), set_slice(), sc_dt::sub_scfx_rep(), to_double(), and to_string().

bool sc_dt::scfx_rep::is_nan (    )  [inline]

Definition at line 401 of file scfx_rep.h. Referenced by sc_dt::add_scfx_rep(), sc_dt::cmp_scfx_rep(), sc_dt::div_scfx_rep(), get_slice(), get_type(), sc_dt::multiply(), set_slice(), sc_dt::sub_scfx_rep(), to_double(), and to_string().

bool sc_dt::scfx_rep::is_neg (    )  [inline]

Definition at line 378 of file scfx_rep.h. Referenced by cast(), clear(), sc_dt::cmp_scfx_rep(), get_bit(), get_type(), sc_dt::sc_fxnum::is_neg(), sc_dt::print_dec(), sc_dt::print_other(), set(), and to_string().

bool sc_dt::scfx_rep::is_normal (    )  [inline]

Definition at line 415 of file scfx_rep.h. Referenced by sc_dt::sc_fxnum::cast(), clear(), get_bit(), sc_dt::sc_fxnum::is_normal(), lshift(), rshift(), and set().

bool sc_dt::scfx_rep::is_zero (    )  [inline]

Definition at line 385 of file scfx_rep.h. Referenced by cast(), sc_dt::cmp_scfx_rep(), sc_dt::div_scfx_rep(), get_type(), sc_dt::sc_fxnum::is_zero(), sc_dt::multiply(), sc_dt::print_dec(), sc_dt::print_other(), to_double(), and to_string().

void sc_dt::scfx_rep::lshift (  int    )

Definition at line 1674 of file scfx_rep.cpp. References sc_dt::bits_in_word, is_normal(), rshift(), and sc_dt::scfx_find_msb(). Referenced by sc_dt::div_scfx_rep(), sc_dt::lsh_scfx_rep(), and rshift().

void sc_dt::scfx_rep::operator delete (  void *   , size_t    )

Definition at line 342 of file scfx_rep.cpp. References sc_dt::scfx_rep_node::next.

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

Definition at line 320 of file scfx_rep.cpp. References sc_dt::scfx_rep_node::data, and sc_dt::scfx_rep_node::next.

void sc_dt::scfx_rep::operator= (  const scfx_rep &    )  [inline]

Definition at line 319 of file scfx_rep.h. References m_lsw, m_mant, m_msw, m_sign, m_state, m_wp, and sc_dt::SC_DEFAULT_MAX_WL_.

void sc_dt::scfx_rep::print (  ostream &    )  const

Definition at line 2715 of file scfx_rep.cpp. References SC_DEC, sc_dt::SC_E, and to_string(). Referenced by sc_dt::sc_fxval::print().

bool sc_dt::scfx_rep::rounding_flag (    )  [inline]

Definition at line 444 of file scfx_rep.h.

void sc_dt::scfx_rep::rshift (  int    )

Definition at line 1708 of file scfx_rep.cpp. References sc_dt::bits_in_word, is_normal(), lshift(), and sc_dt::scfx_find_lsb(). Referenced by lshift(), and sc_dt::rsh_scfx_rep().

bool sc_dt::scfx_rep::set (  int   , const scfx_params &    )

Definition at line 2582 of file scfx_rep.cpp. References sc_dt::scfx_index::bi(), sc_dt::scfx_params::enc(), is_neg(), is_normal(), sc_dt::scfx_params::iwl(), and sc_dt::scfx_index::wi(). Referenced by sc_dt::sc_fxnum::set_bit(), and set_slice().

void sc_dt::scfx_rep::set_inf (  int    )  [inline]

Definition at line 289 of file scfx_rep.h. References sc_dt::min_mant, and sc_dt::scfx_mant::resize_to(). Referenced by sc_dt::add_scfx_rep(), sc_dt::div_scfx_rep(), sc_dt::multiply(), and sc_dt::sub_scfx_rep().

void sc_dt::scfx_rep::set_nan (    )  [inline]

Definition at line 281 of file scfx_rep.h. References sc_dt::min_mant, and sc_dt::scfx_mant::resize_to(). 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().

bool sc_dt::scfx_rep::set_slice (  int   , int   , const scfx_params &   , const sc_bv_base &    )

Definition at line 2684 of file scfx_rep.cpp. References clear(), is_inf(), is_nan(), sc_dt::sc_bv_base::length(), and set(). Referenced by sc_dt::sc_fxnum::set_slice().

void sc_dt::scfx_rep::set_zero (  int    = 1 )  [inline]

Definition at line 271 of file scfx_rep.h. References sc_dt::scfx_mant::clear(). Referenced by sc_dt::div_scfx_rep(), sc_dt::multiply(), and scfx_rep().

double sc_dt::scfx_rep::to_double (    )

Definition at line 728 of file scfx_rep.cpp. References sc_dt::bits_in_word, sc_dt::scfx_ieee_double::exponent(), is_inf(), is_nan(), is_zero(), sc_dt::scfx_ieee_double::mantissa0(), sc_dt::scfx_ieee_double::mantissa1(), sc_dt::scfx_ieee_double::negative(), 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(), sc_dt::scfx_ieee_double::set_inf(), and sc_dt::scfx_ieee_double::set_nan(). Referenced by sc_dt::sc_fxnum::operator double(), sc_dt::sc_fxnum::to_double(), sc_dt::sc_fxnum::to_float(), sc_dt::sc_fxnum::to_int(), sc_dt::sc_fxnum::to_long(), sc_dt::sc_fxnum::to_short(), sc_dt::sc_fxnum::to_uint(), sc_dt::sc_fxnum::to_ulong(), and sc_dt::sc_fxnum::to_ushort().

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

Definition at line 1163 of file scfx_rep.cpp. References sc_dt::scfx_string::clear(), is_inf(), is_nan(), is_neg(), is_zero(), sc_dt::print_dec(), sc_dt::print_other(), s, SC_BIN_US, SC_DEC, sc_dt::sc_fmt, SC_HEX_US, sc_numrep, SC_OCT_US, sc_dt::scfx_print_inf(), and sc_dt::scfx_print_nan(). Referenced by print(), sc_dt::sc_fxnum::print(), sc_dt::sc_fxval::to_bin(), sc_dt::sc_fxnum::to_bin(), sc_dt::sc_fxval::to_dec(), sc_dt::sc_fxnum::to_dec(), sc_dt::sc_fxval::to_hex(), sc_dt::sc_fxnum::to_hex(), sc_dt::sc_fxval::to_oct(), sc_dt::sc_fxnum::to_oct(), sc_dt::sc_fxval::to_string(), and sc_dt::sc_fxnum::to_string().

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Friends And Related Function Documentation

scfx_rep* add_scfx_rep (  const scfx_rep &    lhs, const scfx_rep &    rhs, int    max_wl = SC_DEFAULT_MAX_WL_ )  [friend]

Definition at line 1249 of file scfx_rep.cpp.

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 2203 of file scfx_rep.cpp.

int cmp_scfx_rep (  const scfx_rep &    a, const scfx_rep &    b )  [friend]

Definition at line 1820 of file scfx_rep.cpp.

int compare_abs (  const scfx_rep &    a, const scfx_rep &    b )  [friend]

Definition at line 1743 of file scfx_rep.cpp.

int compare_msw (  const scfx_rep &   , const scfx_rep &    )  [friend]

int compare_msw_ff (  const scfx_rep &    lhs, const scfx_rep &    rhs )  [friend]

Definition at line 2252 of file scfx_rep.cpp.

scfx_rep* div_scfx_rep (  const scfx_rep &    lhs, const scfx_rep &    rhs, int    div_wl = SC_DEFAULT_DIV_WL_ )  [friend]

Definition at line 1568 of file scfx_rep.cpp. Referenced by from_string().

scfx_rep* lsh_scfx_rep (  const scfx_rep &    a, int    b )  [friend]

Definition at line 353 of file scfx_rep.h.

scfx_rep* mult_scfx_rep (  const scfx_rep &    a, const scfx_rep &    b, int    max_wl = SC_DEFAULT_MAX_WL_ )  [friend]

Definition at line 344 of file scfx_rep.h.

void multiply (  scfx_rep &    result, const scfx_rep &    lhs, const scfx_rep &    rhs, int    max_wl = SC_DEFAULT_MAX_WL_ )  [friend]

Definition at line 1487 of file scfx_rep.cpp.

scfx_rep* neg_scfx_rep (  const scfx_rep &    a )  [friend]

Definition at line 335 of file scfx_rep.h.

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

Definition at line 433 of file scfx_rep.h.

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

Definition at line 858 of file scfx_rep.cpp.

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 998 of file scfx_rep.cpp.

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

Definition at line 422 of file scfx_rep.h.

scfx_rep* rsh_scfx_rep (  const scfx_rep &    a, int    b )  [friend]

Definition at line 362 of file scfx_rep.h.

scfx_rep* sub_scfx_rep (  const scfx_rep &    lhs, const scfx_rep &    rhs, int    max_wl = SC_DEFAULT_MAX_WL_ )  [friend]

Definition at line 1378 of file scfx_rep.cpp.

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

• scfx_rep.h
• scfx_rep.cpp

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