ieeefp.h revision 86556
1/* 2 * Written by J.T. Conklin, Apr 6, 1995 3 * Public domain. 4 * $FreeBSD: head/sys/sparc64/include/ieeefp.h 86556 2001-11-18 20:30:16Z jake $ 5 */ 6 7#ifndef _MACHINE_IEEEFP_H_ 8#define _MACHINE_IEEEFP_H_ 9 10typedef int fp_except_t; 11#define FP_X_IMP 0x01 /* imprecise (loss of precision) */ 12#define FP_X_DZ 0x02 /* divide-by-zero exception */ 13#define FP_X_UFL 0x04 /* underflow exception */ 14#define FP_X_OFL 0x08 /* overflow exception */ 15#define FP_X_INV 0x10 /* invalid operation exception */ 16 17typedef enum { 18 FP_RN=0, /* round to nearest representable number */ 19 FP_RZ=1, /* round to zero (truncate) */ 20 FP_RP=2, /* round toward positive infinity */ 21 FP_RM=3 /* round toward negative infinity */ 22} fp_rnd_t; 23 24#endif /* _MACHINE_IEEEFP_H_ */ 25