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Macros
#define	fp_except_t int

#define	FP_X_INV 0x01 /* invalid operation */

#define	FP_X_DNML 0x02 /* denormal */

#define	FP_X_DZ 0x04 /* zero divide */

#define	FP_X_OFL 0x08 /* overflow */

#define	FP_X_UFL 0x10 /* underflow */

#define	FP_X_IMP 0x20 /* (im)precision */

#define	FP_X_STK 0x40 /* stack fault */

#define	FP_MSKS_REG 0 /* exception masks */

#define	FP_PRC_REG 0 /* precision */

#define	FP_RND_REG 0 /* direction */

#define	FP_STKY_REG 1 /* sticky flags */

#define	FP_MSKS_FLD 0x3f /* exception masks field */

#define	FP_PRC_FLD 0x300 /* precision control field */

#define	FP_RND_FLD 0xc00 /* round control field */

#define	FP_STKY_FLD 0x3f /* sticky flags field */

#define	SSE_STKY_FLD 0x3f /* exception flags */

#define	SSE_DAZ_FLD 0x40 /* Denormals are zero */

#define	SSE_MSKS_FLD 0x1f80 /* exception masks field */

#define	SSE_RND_FLD 0x6000 /* rounding control */

#define	SSE_FZ_FLD 0x8000 /* flush to zero on underflow */

#define	FP_MSKS_OFF 0 /* exception masks offset */

#define	FP_PRC_OFF 8 /* precision control offset */

#define	FP_RND_OFF 10 /* round control offset */

#define	FP_STKY_OFF 0 /* sticky flags offset */

#define	SSE_STKY_OFF 0 /* exception flags offset */

#define	SSE_DAZ_OFF 6 /* DAZ exception mask offset */

#define	SSE_MSKS_OFF 7 /* other exception masks offset */

#define	SSE_RND_OFF 13 /* rounding control offset */

#define	SSE_FZ_OFF 15 /* flush to zero offset */

Enumerations
enum	fp_rnd_t { FP_RN =0, FP_RM, FP_RP, FP_RZ, FP_RN =0, FP_RM, FP_RP, FP_RZ }

enum	fp_prec_t { FP_PS =0, FP_PRS, FP_PD, FP_PE, FP_PS =0, FP_PRS, FP_PD, FP_PE }

Functions
__BEGIN_DECLS fp_prec_t	fpgetprec (void)

fp_prec_t	fpsetprec (fp_prec_t)

Macro Definition Documentation

◆ fp_except_t

#define fp_except_t int

◆ FP_MSKS_FLD

#define FP_MSKS_FLD 0x3f /* exception masks field */

◆ FP_MSKS_OFF

#define FP_MSKS_OFF 0 /* exception masks offset */

◆ FP_MSKS_REG

#define FP_MSKS_REG 0 /* exception masks */

◆ FP_PRC_FLD

#define FP_PRC_FLD 0x300 /* precision control field */

◆ FP_PRC_OFF

#define FP_PRC_OFF 8 /* precision control offset */

◆ FP_PRC_REG

#define FP_PRC_REG 0 /* precision */

◆ FP_RND_FLD

#define FP_RND_FLD 0xc00 /* round control field */

◆ FP_RND_OFF

#define FP_RND_OFF 10 /* round control offset */

◆ FP_RND_REG

#define FP_RND_REG 0 /* direction */

◆ FP_STKY_FLD

#define FP_STKY_FLD 0x3f /* sticky flags field */

◆ FP_STKY_OFF

#define FP_STKY_OFF 0 /* sticky flags offset */

◆ FP_STKY_REG

#define FP_STKY_REG 1 /* sticky flags */

◆ FP_X_DNML

#define FP_X_DNML 0x02 /* denormal */

◆ FP_X_DZ

#define FP_X_DZ 0x04 /* zero divide */

◆ FP_X_IMP

#define FP_X_IMP 0x20 /* (im)precision */

◆ FP_X_INV

#define FP_X_INV 0x01 /* invalid operation */

◆ FP_X_OFL

#define FP_X_OFL 0x08 /* overflow */

◆ FP_X_STK

#define FP_X_STK 0x40 /* stack fault */

◆ FP_X_UFL

#define FP_X_UFL 0x10 /* underflow */

◆ SSE_DAZ_FLD

#define SSE_DAZ_FLD 0x40 /* Denormals are zero */

◆ SSE_DAZ_OFF

#define SSE_DAZ_OFF 6 /* DAZ exception mask offset */

◆ SSE_FZ_FLD

#define SSE_FZ_FLD 0x8000 /* flush to zero on underflow */

◆ SSE_FZ_OFF

#define SSE_FZ_OFF 15 /* flush to zero offset */

◆ SSE_MSKS_FLD

#define SSE_MSKS_FLD 0x1f80 /* exception masks field */

◆ SSE_MSKS_OFF

#define SSE_MSKS_OFF 7 /* other exception masks offset */

◆ SSE_RND_FLD

#define SSE_RND_FLD 0x6000 /* rounding control */

◆ SSE_RND_OFF

#define SSE_RND_OFF 13 /* rounding control offset */

◆ SSE_STKY_FLD

#define SSE_STKY_FLD 0x3f /* exception flags */

◆ SSE_STKY_OFF

#define SSE_STKY_OFF 0 /* exception flags offset */

Enumeration Type Documentation

◆ fp_prec_t

enum fp_prec_t

Enumerator
FP_PS
FP_PRS
FP_PD
FP_PE
FP_PS
FP_PRS
FP_PD
FP_PE

◆ fp_rnd_t

enum fp_rnd_t

Enumerator
FP_RN
FP_RM
FP_RP
FP_RZ
FP_RN
FP_RM
FP_RP
FP_RZ

Function Documentation

◆ fpgetprec()

__BEGIN_DECLS fp_prec_t fpgetprec ( void )

References __fnstcw, FP_PRC_FLD, and FP_PRC_OFF.

Referenced by cbrtl().

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◆ fpsetprec()

fp_prec_t fpsetprec ( fp_prec_t )

References __fnldcw(), __fnstcw, FP_PRC_FLD, and FP_PRC_OFF.