fpvalue_t Struct Reference

Detailed Description

Processor-independent representation of a floating point value.

IDA uses this structure to store and manipulate floating point values.

Public Attributes
uint16	w [FPVAL_NWORDS]

Public Member Functions
void	clear (void)
fpvalue_error_t	from_half (uint16 fpval)
	Convert to the processor-independent representation.
fpvalue_error_t	from_float (float fpval)
fpvalue_error_t	from_double (double fpval)
fpvalue_error_t	to_half (uint16 *fpval) const
	Convert from the processor-independent representation.
fpvalue_error_t	to_float (float *fpval) const
fpvalue_error_t	to_double (double *fpval) const
fpvalue_error_t	from_10bytes (const void *fpval)
	Conversions for 10-byte floating point values.
fpvalue_error_t	to_10bytes (void *fpval) const
fpvalue_error_t	from_12bytes (const void *fpval)
	Conversions for 12-byte floating point values.
fpvalue_error_t	to_12bytes (void *fpval) const
fpvalue_error_t	from_str (const char **p_str)
	Convert string to IEEE. More...
void	to_str (char *buf, size_t bufsize, uint mode) const
	Convert IEEE to string. More...
void	from_sval (sval_t x)
	Convert integer to IEEE.
void	from_int64 (int64 x)
void	from_uint64 (uint64 x)
fpvalue_error_t	to_sval (sval_t *out, bool round=false) const
	Convert IEEE to integer (+-0.5 if round)
fpvalue_error_t	to_int64 (int64 *out, bool round=false) const
fpvalue_error_t	to_uint64 (uint64 *out, bool round=false) const
fpvalue_error_t	fadd (const fpvalue_t &y)
	Arithmetic operations.
fpvalue_error_t	fsub (const fpvalue_t &y)
fpvalue_error_t	fmul (const fpvalue_t &y)
fpvalue_error_t	fdiv (const fpvalue_t &y)
fpvalue_error_t	mul_pow2 (int32 power_of_2)
	Multiply by a power of 2.
void	eabs ()
	Calculate absolute value.
bool	is_negative () const
	Is negative value?
void	negate ()
	Negate.
fpvalue_kind_t	get_kind () const
	Get value kind.

Member Function Documentation

from_str()

fpvalue_error_t fpvalue_t::from_str ( const char **  p_str )

inline

Convert string to IEEE.

Parameters

p_str

pointer to pointer to string. it will advanced.

to_str()

void fpvalue_t::to_str ( char *  buf, size_t  bufsize, uint  mode  ) const

inline

Convert IEEE to string.

Parameters

buf	the output buffer
bufsize	the size of the output buffer
mode	broken down into: low byte: number of digits after '.' second byte: FPNUM_LENGTH third byte: FPNUM_DIGITS

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

• ieee.h