1 /* $NetBSD: ieeefp.h,v 1.1 1999/09/13 10:31:18 itojun Exp $ */ 2 3 /* 4 * Written by J.T. Conklin, Apr 6, 1995 5 * Public domain. 6 */ 7 8 #ifndef _SH3_IEEEFP_H_ 9 #define _SH3_IEEEFP_H_ 10 11 typedef int fp_except; 12 #define FP_X_INV 0x01 /* invalid operation exception */ 13 #define FP_X_DNML 0x02 /* denormalization exception */ 14 #define FP_X_DZ 0x04 /* divide-by-zero exception */ 15 #define FP_X_OFL 0x08 /* overflow exception */ 16 #define FP_X_UFL 0x10 /* underflow exception */ 17 #define FP_X_IMP 0x20 /* imprecise (loss of precision) */ 18 19 typedef enum { 20 FP_RN=0, /* round to nearest representable number */ 21 FP_RM=1, /* round toward negative infinity */ 22 FP_RP=2, /* round toward positive infinity */ 23 FP_RZ=3 /* round to zero (truncate) */ 24 } fp_rnd; 25 26 #endif /* _SH3_IEEEFP_H_ */ 27