real_format Struct Reference

#include <real.h>

Data Fields
void(*	encode )(const struct real_format *, long *, const REAL_VALUE_TYPE *)
void(*	decode )(const struct real_format *, REAL_VALUE_TYPE *, const long *)
int	b
int	p
int	pnan
int	emin
int	emax
int	signbit_ro
int	signbit_rw
bool	round_towards_zero
bool	has_sign_dependent_rounding
bool	has_nans
bool	has_inf
bool	has_denorm
bool	has_signed_zero
bool	qnan_msb_set
bool	canonical_nan_lsbs_set

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Detailed Description

   Describes the properties of the specific target format in use.  

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Field Documentation

int real_format::b

     The radix of the exponent and digits of the significand.  

Referenced by fold_builtin_strncat_chk(), real_identical(), and real_nan().

bool real_format::canonical_nan_lsbs_set

Referenced by decode_ieee_double(), decode_ieee_single(), decode_vax_g(), and exact_real_truncate().

void(* real_format::decode)(const struct real_format *, REAL_VALUE_TYPE *, const long *)

int real_format::emax

     The maximum integer, x, such that b**(x-1) is representable.  

Referenced by real_identical().

int real_format::emin

     The minimum negative integer, x, such that b**(x-1) is normalized.  

Referenced by encode_ieee_extended(), and real_identical().

void(* real_format::encode)(const struct real_format *, long *, const REAL_VALUE_TYPE *)

     Move to and from the target bytes.  

bool real_format::has_denorm

bool real_format::has_inf

Referenced by decode_vax_g(), real_identical(), and real_value_truncate().

bool real_format::has_nans

     Properties of the format.  

Referenced by decode_vax_g(), and real_identical().

bool real_format::has_sign_dependent_rounding

Referenced by real_identical().

bool real_format::has_signed_zero

Referenced by expand_builtin_expect(), and real_identical().

int real_format::p

     Size of the significand in digits of radix B.  

Referenced by decode_internal(), fold_builtin_snprintf_chk(), fold_builtin_sprintf_chk_1(), fold_builtin_strncat_chk(), and real_identical().

int real_format::pnan

     Size of the significant of a NaN, in digits of radix B.  

bool real_format::qnan_msb_set

Referenced by decode_ieee_single(), decode_vax_g(), and exact_real_truncate().

bool real_format::round_towards_zero

     Default rounding mode for operations on this format.  

Referenced by fold_builtin_snprintf_chk(), fold_builtin_sprintf_chk_1(), fold_builtin_strncat_chk(), and real_identical().

int real_format::signbit_ro

     The bit position of the sign bit, for determining whether a value
     is positive/negative, or -1 for a complex encoding.  

int real_format::signbit_rw

     The bit position of the sign bit, for changing the sign of a number,
     or -1 for a complex encoding.  

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The documentation for this struct was generated from the following file:

• real.h