1 /* $NetBSD: testFunction.h,v 1.4 2008/04/28 20:23:04 martin Exp $ */ 2 3 /* This is a derivative work. */ 4 5 /*- 6 * Copyright (c) 2001 The NetBSD Foundation, Inc. 7 * All rights reserved. 8 * 9 * This code is derived from software contributed to The NetBSD Foundation 10 * by Ross Harvey. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 * POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 /* 35 =============================================================================== 36 37 This C header file is part of TestFloat, Release 2a, a package of programs 38 for testing the correctness of floating-point arithmetic complying to the 39 IEC/IEEE Standard for Floating-Point. 40 41 Written by John R. Hauser. More information is available through the Web 42 page `http://HTTP.CS.Berkeley.EDU/~jhauser/arithmetic/TestFloat.html'. 43 44 THIS SOFTWARE IS DISTRIBUTED AS IS, FOR FREE. Although reasonable effort 45 has been made to avoid it, THIS SOFTWARE MAY CONTAIN FAULTS THAT WILL AT 46 TIMES RESULT IN INCORRECT BEHAVIOR. USE OF THIS SOFTWARE IS RESTRICTED TO 47 PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY 48 AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE. 49 50 Derivative works are acceptable, even for commercial purposes, so long as 51 (1) they include prominent notice that the work is derivative, and (2) they 52 include prominent notice akin to these four paragraphs for those parts of 53 this code that are retained. 54 55 =============================================================================== 56 */ 57 58 enum { 59 INT32_TO_FLOAT32 = 1, 60 INT32_TO_FLOAT64, 61 INT32_TO_FLOATX80, 62 INT32_TO_FLOAT128, 63 INT64_TO_FLOAT32, 64 INT64_TO_FLOAT64, 65 INT64_TO_FLOATX80, 66 INT64_TO_FLOAT128, 67 FLOAT32_TO_INT32, 68 FLOAT32_TO_INT32_ROUND_TO_ZERO, 69 FLOAT32_TO_INT64, 70 FLOAT32_TO_INT64_ROUND_TO_ZERO, 71 FLOAT32_TO_FLOAT64, 72 FLOAT32_TO_FLOATX80, 73 FLOAT32_TO_FLOAT128, 74 FLOAT32_ROUND_TO_INT, 75 FLOAT32_ADD, 76 FLOAT32_SUB, 77 FLOAT32_MUL, 78 FLOAT32_DIV, 79 FLOAT32_REM, 80 FLOAT32_SQRT, 81 FLOAT32_EQ, 82 FLOAT32_LE, 83 FLOAT32_LT, 84 FLOAT32_EQ_SIGNALING, 85 FLOAT32_LE_QUIET, 86 FLOAT32_LT_QUIET, 87 FLOAT64_TO_INT32, 88 FLOAT64_TO_INT32_ROUND_TO_ZERO, 89 FLOAT64_TO_INT64, 90 FLOAT64_TO_INT64_ROUND_TO_ZERO, 91 FLOAT64_TO_FLOAT32, 92 FLOAT64_TO_FLOATX80, 93 FLOAT64_TO_FLOAT128, 94 FLOAT64_ROUND_TO_INT, 95 FLOAT64_ADD, 96 FLOAT64_SUB, 97 FLOAT64_MUL, 98 FLOAT64_DIV, 99 FLOAT64_REM, 100 FLOAT64_SQRT, 101 FLOAT64_EQ, 102 FLOAT64_LE, 103 FLOAT64_LT, 104 FLOAT64_EQ_SIGNALING, 105 FLOAT64_LE_QUIET, 106 FLOAT64_LT_QUIET, 107 FLOATX80_TO_INT32, 108 FLOATX80_TO_INT32_ROUND_TO_ZERO, 109 FLOATX80_TO_INT64, 110 FLOATX80_TO_INT64_ROUND_TO_ZERO, 111 FLOATX80_TO_FLOAT32, 112 FLOATX80_TO_FLOAT64, 113 FLOATX80_TO_FLOAT128, 114 FLOATX80_ROUND_TO_INT, 115 FLOATX80_ADD, 116 FLOATX80_SUB, 117 FLOATX80_MUL, 118 FLOATX80_DIV, 119 FLOATX80_REM, 120 FLOATX80_SQRT, 121 FLOATX80_EQ, 122 FLOATX80_LE, 123 FLOATX80_LT, 124 FLOATX80_EQ_SIGNALING, 125 FLOATX80_LE_QUIET, 126 FLOATX80_LT_QUIET, 127 FLOAT128_TO_INT32, 128 FLOAT128_TO_INT32_ROUND_TO_ZERO, 129 FLOAT128_TO_INT64, 130 FLOAT128_TO_INT64_ROUND_TO_ZERO, 131 FLOAT128_TO_FLOAT32, 132 FLOAT128_TO_FLOAT64, 133 FLOAT128_TO_FLOATX80, 134 FLOAT128_ROUND_TO_INT, 135 FLOAT128_ADD, 136 FLOAT128_SUB, 137 FLOAT128_MUL, 138 FLOAT128_DIV, 139 FLOAT128_REM, 140 FLOAT128_SQRT, 141 FLOAT128_EQ, 142 FLOAT128_LE, 143 FLOAT128_LT, 144 FLOAT128_EQ_SIGNALING, 145 FLOAT128_LE_QUIET, 146 FLOAT128_LT_QUIET, 147 NUM_FUNCTIONS 148 }; 149 150 typedef struct { 151 const char *name; 152 int8 numInputs; 153 flag roundingPrecision, roundingMode; 154 } functionT; 155 extern const functionT functions[ NUM_FUNCTIONS ]; 156 extern const flag functionExists[ NUM_FUNCTIONS ]; 157 158 enum { 159 ROUND_NEAREST_EVEN = 1, 160 ROUND_TO_ZERO, 161 ROUND_DOWN, 162 ROUND_UP, 163 NUM_ROUNDINGMODES 164 }; 165 166 void testFunction( uint8, int8, int8 ); 167 168