ieeefp.h revision 118798
192108Sphk/*- 292108Sphk * Copyright (c) 2001 Doug Rabson 392108Sphk * All rights reserved. 492108Sphk * 592108Sphk * Redistribution and use in source and binary forms, with or without 692108Sphk * modification, are permitted provided that the following conditions 792108Sphk * are met: 892108Sphk * 1. Redistributions of source code must retain the above copyright 992108Sphk * notice, this list of conditions and the following disclaimer. 1092108Sphk * 2. Redistributions in binary form must reproduce the above copyright 1192108Sphk * notice, this list of conditions and the following disclaimer in the 1292108Sphk * documentation and/or other materials provided with the distribution. 1392108Sphk * 1492108Sphk * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1592108Sphk * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1692108Sphk * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1792108Sphk * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1892108Sphk * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1992108Sphk * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2092108Sphk * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2192108Sphk * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2292108Sphk * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2392108Sphk * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2492108Sphk * SUCH DAMAGE. 2592108Sphk * 2692108Sphk * $FreeBSD: head/sys/ia64/include/ieeefp.h 118798 2003-08-11 21:25:19Z marcel $ 2792108Sphk */ 2892108Sphk 2992108Sphk#ifndef _MACHINE_IEEEFP_H_ 3092108Sphk#define _MACHINE_IEEEFP_H_ 3192108Sphk 3292108Sphk#include <machine/fpu.h> 3392108Sphk 3492108Sphktypedef int fp_except_t; 3592108Sphk#define FP_X_INV IA64_FPSR_TRAP_VD /* invalid operation exception */ 3692108Sphk#define FP_X_DZ IA64_FPSR_TRAP_ZD /* divide-by-zero exception */ 3792108Sphk#define FP_X_OFL IA64_FPSR_TRAP_OD /* overflow exception */ 38104519Sphk#define FP_X_UFL IA64_FPSR_TRAP_UD /* underflow exception */ 39104519Sphk#define FP_X_IMP IA64_FPSR_TRAP_ID /* imprecise(inexact) exception */ 40104519Sphk 4192108Sphktypedef enum { 4292108Sphk FP_RZ=0, /* round to zero (truncate) */ 4392108Sphk FP_RM=1, /* round toward negative infinity */ 4492108Sphk FP_RN=2, /* round to nearest representable number */ 4592108Sphk FP_RP=3 /* round toward positive infinity */ 4692108Sphk} fp_rnd_t; 4792108Sphk 48103714Sphk#endif /* _MACHINE_IEEEFP_H_ */ 4992108Sphk