fenv.h File Reference

API published in:
API deprecated in:

#include <sys/_types.h>


Defines
#define	FE_INVALID 0x0001
#define	FE_DIVBYZERO 0x0002
#define	FE_OVERFLOW 0x0004
#define	FE_UNDERFLOW 0x0008
#define	FE_INEXACT 0x0010
#define	FE_ALL_EXCEPT
#define	FE_TONEAREST 0x0000
#define	FE_TOWARDZERO 0x0001
#define	FE_UPWARD 0x0002
#define	FE_DOWNWARD 0x0003
#define	_ROUND_MASK
#define	FE_DFL_ENV (&__fe_dfl_env)
#define	_FPUSW_SHIFT 16
#define	_ENABLE_MASK (FE_ALL_EXCEPT << _FPUSW_SHIFT)
#define	__rfs(__fpsr)
#define	__wfs(__fpsr)
Typedefs
typedef __uint32_t	fenv_t
typedef __uint32_t	fexcept_t
Variables
__BEGIN_DECLS const fenv_t	__fe_dfl_env

Define Documentation

#define __rfs

(

__fpsr

)

#define __wfs

(

__fpsr

)

#define _ENABLE_MASK (FE_ALL_EXCEPT << _FPUSW_SHIFT)

#define _FPUSW_SHIFT 16

#define _ROUND_MASK

Value:

(FE_TONEAREST | FE_DOWNWARD | \
                         FE_UPWARD | FE_TOWARDZERO)

#define FE_ALL_EXCEPT

Value:

(FE_DIVBYZERO | FE_INEXACT | \
                         FE_INVALID | FE_OVERFLOW | FE_UNDERFLOW)

#define FE_DFL_ENV (&__fe_dfl_env)

#define FE_DIVBYZERO 0x0002

#define FE_DOWNWARD 0x0003

#define FE_INEXACT 0x0010

#define FE_INVALID 0x0001

#define FE_OVERFLOW 0x0004

#define FE_TONEAREST 0x0000

#define FE_TOWARDZERO 0x0001

#define FE_UNDERFLOW 0x0008

#define FE_UPWARD 0x0002

typedef __uint32_t fenv_t

typedef __uint32_t fexcept_t

__BEGIN_DECLS const fenv_t __fe_dfl_env