1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 #pragma ident "%Z%%M% %I% %E% SMI" 23 24 /* 25 * Copyright (c) 1987 by Sun Microsystems, Inc. 26 */ 27 28 /* 29 * Definitions for constants and types for IEEE floating point. 30 */ 31 32 #ifndef _sys_ieeefp_h 33 #define _sys_ieeefp_h 34 35 36 /* Sun TYPES for IEEE floating point. */ 37 38 #ifdef sparc 39 enum fp_direction_type /* rounding direction */ 40 { 41 fp_nearest = 0, 42 fp_tozero = 1, 43 fp_positive = 2, 44 fp_negative = 3 45 } ; 46 #endif 47 #ifdef i386 48 enum fp_direction_type /* rounding direction */ 49 { 50 fp_nearest = 0, 51 fp_negative = 1, 52 fp_positive = 2, 53 fp_tozero = 3 54 } ; 55 #endif 56 #ifdef mc68000 57 enum fp_direction_type /* rounding direction */ 58 { 59 fp_nearest = 0, 60 fp_tozero = 1, 61 fp_negative = 2, 62 fp_positive = 3 63 } ; 64 #endif 65 66 #ifdef i386 67 enum fp_precision_type /* extended rounding precision */ 68 { 69 fp_single = 0, 70 fp_precision_3 = 1, 71 fp_double = 2, 72 fp_extended = 3 73 } ; 74 #else 75 enum fp_precision_type /* extended rounding precision */ 76 { 77 fp_extended = 0, 78 fp_single = 1, 79 fp_double = 2, 80 fp_precision_3 = 3 81 } ; 82 #endif 83 84 #ifdef i386 85 enum fp_exception_type /* exceptions according to bit number */ 86 { 87 fp_invalid = 0, 88 fp_denormalized = 1, 89 fp_division = 2, 90 fp_overflow = 3, 91 fp_underflow = 4, 92 fp_inexact = 5 93 } ; 94 #else 95 enum fp_exception_type /* exceptions according to bit number */ 96 { 97 fp_inexact = 0, 98 fp_division = 1, 99 fp_underflow = 2, 100 fp_overflow = 3, 101 fp_invalid = 4 102 } ; 103 #endif 104 105 enum fp_class_type /* floating-point classes */ 106 { 107 fp_zero = 0, 108 fp_subnormal = 1, 109 fp_normal = 2, 110 fp_infinity = 3, 111 fp_quiet = 4, 112 fp_signaling = 5 113 } ; 114 115 #endif /*!_sys_ieeefp_h*/ 116