1 /*- 2 * Copyright (c) 2001 Doug Rabson 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: src/sys/ia64/include/ieeefp.h,v 1.5.10.1.4.1 2010/06/14 02:09:06 kensmith Exp $ 27 */ 28 29 #ifndef _MACHINE_IEEEFP_H_ 30 #define _MACHINE_IEEEFP_H_ 31 32 #include <machine/fpu.h> 33 34 typedef int fp_except_t; 35 #define FP_X_INV IA64_FPSR_TRAP_VD /* invalid operation exception */ 36 #define FP_X_DZ IA64_FPSR_TRAP_ZD /* divide-by-zero exception */ 37 #define FP_X_OFL IA64_FPSR_TRAP_OD /* overflow exception */ 38 #define FP_X_UFL IA64_FPSR_TRAP_UD /* underflow exception */ 39 #define FP_X_IMP IA64_FPSR_TRAP_ID /* imprecise(inexact) exception */ 40 41 typedef enum { 42 FP_RN = 0, /* round to nearest */ 43 FP_RM, /* round toward minus infinity */ 44 FP_RP, /* round toward plus infinity */ 45 FP_RZ /* round toward zero */ 46 } fp_rnd_t; 47 48 #endif /* !_MACHINE_IEEEFP_H_ */ 49
