Annotation of sys/arch/m88k/include/ieeefp.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: ieeefp.h,v 1.1 2004/04/26 12:34:05 miod Exp $ */
2: /*
3: * Copyright (c) 1996 Nivas Madhur
4: * All rights reserved.
5: *
6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
9: * 1. Redistributions of source code must retain the above copyright
10: * notice, this list of conditions and the following disclaimer.
11: * 2. Redistributions in binary form must reproduce the above copyright
12: * notice, this list of conditions and the following disclaimer in the
13: * documentation and/or other materials provided with the distribution.
14: * 3. All advertising materials mentioning features or use of this software
15: * must display the following acknowledgement:
16: * This product includes software developed by Nivas Madhur.
17: * 4. The name of the author may not be used to endorse or promote products
18: * derived from this software without specific prior written permission
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30: *
31: */
32: /*
33: * Values for fp_except are selected to match the bits in FPSR (see
34: * m88100 user's manual page 6-33). This file is derived from the
35: * definitions in the ABI/88k manual and sparc port.
36: * -- Nivas
37: */
38:
39: #ifndef _M88K_IEEEFP_H_
40: #define _M88K_IEEEFP_H_
41:
42: typedef int fp_except;
43: #define FP_X_INV 0x10 /* invalid operation exception */
44: #define FP_X_DZ 0x08 /* divide-by-zero exception */
45: #define FP_X_UFL 0x04 /* underflow exception */
46: #define FP_X_OFL 0x02 /* overflow exception */
47: #define FP_X_IMP 0x01 /* imprecise (loss of precision) */
48:
49: typedef enum {
50: FP_RN=0, /* round to nearest representable number */
51: FP_RZ=1, /* round to zero (truncate) */
52: FP_RM=2, /* round toward negative infinity */
53: FP_RP=3 /* round toward positive infinity */
54: } fp_rnd;
55:
56: #endif /* _M88K_IEEEFP_H_ */
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