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2aa62f2b | 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_ */ |