1*2fa72412Spirofti /* $OpenBSD: ieeefp.h,v 1.3 2011/03/23 16:54:35 pirofti Exp $ */ 2aac4e97eSniklas 3df930be7Sderaadt /* 4df930be7Sderaadt * Written by J.T. Conklin, Apr 6, 1995 5df930be7Sderaadt * Public domain. 6df930be7Sderaadt */ 7df930be7Sderaadt 8*2fa72412Spirofti #ifndef _MACHINE_IEEEFP_H_ 9*2fa72412Spirofti #define _MACHINE_IEEEFP_H_ 10df930be7Sderaadt 11df930be7Sderaadt typedef int fp_except; 12df930be7Sderaadt #define FP_X_INV 0x01 /* invalid operation exception */ 13df930be7Sderaadt #define FP_X_DNML 0x02 /* denormalization exception */ 14df930be7Sderaadt #define FP_X_DZ 0x04 /* divide-by-zero exception */ 15df930be7Sderaadt #define FP_X_OFL 0x08 /* overflow exception */ 16df930be7Sderaadt #define FP_X_UFL 0x10 /* underflow exception */ 17df930be7Sderaadt #define FP_X_IMP 0x20 /* imprecise (loss of precision) */ 18df930be7Sderaadt 19df930be7Sderaadt typedef enum { 20df930be7Sderaadt FP_RN=0, /* round to nearest representable number */ 21df930be7Sderaadt FP_RM=1, /* round toward negative infinity */ 22df930be7Sderaadt FP_RP=2, /* round toward positive infinity */ 23df930be7Sderaadt FP_RZ=3 /* round to zero (truncate) */ 24df930be7Sderaadt } fp_rnd; 25df930be7Sderaadt 26*2fa72412Spirofti #endif /* _MACHINE_IEEEFP_H_ */ 27