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