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| 2 | /*============================================================================
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| 3 |
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| 4 | This C header file is part of TestFloat, Release 3e, a package of programs for
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| 5 | testing the correctness of floating-point arithmetic complying with the IEEE
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| 6 | Standard for Floating-Point, by John R. Hauser.
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| 7 |
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| 8 | Copyright 2011, 2012, 2013, 2014, 2015, 2016, 2017 The Regents of the
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| 9 | University of California. All rights reserved.
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| 10 |
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| 11 | Redistribution and use in source and binary forms, with or without
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| 12 | modification, are permitted provided that the following conditions are met:
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| 13 |
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| 14 | 1. Redistributions of source code must retain the above copyright notice,
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| 15 | this list of conditions, and the following disclaimer.
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| 16 |
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| 17 | 2. Redistributions in binary form must reproduce the above copyright notice,
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| 18 | this list of conditions, and the following disclaimer in the documentation
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| 19 | and/or other materials provided with the distribution.
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| 20 |
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| 21 | 3. Neither the name of the University nor the names of its contributors may
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| 22 | be used to endorse or promote products derived from this software without
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| 23 | specific prior written permission.
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| 24 |
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| 25 | THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS", AND ANY
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| 26 | EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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| 27 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE
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| 28 | DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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| 29 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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| 30 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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| 31 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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| 32 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 33 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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| 34 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 35 |
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| 36 | =============================================================================*/
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| 37 |
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| 38 | #include <stdint.h>
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| 39 |
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| 40 | /*----------------------------------------------------------------------------
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| 41 | | Warning: This list must match the contents of "functionInfos.c".
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| 42 | *----------------------------------------------------------------------------*/
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| 43 | enum {
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| 44 | /*------------------------------------------------------------------------
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| 45 | *------------------------------------------------------------------------*/
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| 46 | #ifdef FLOAT16
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| 47 | UI32_TO_F16 = 1,
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| 48 | UI32_TO_F32,
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| 49 | #else
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| 50 | UI32_TO_F32 = 1,
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| 51 | #endif
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| 52 | #ifdef FLOAT64
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| 53 | UI32_TO_F64,
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| 54 | #endif
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| 55 | #ifdef EXTFLOAT80
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| 56 | UI32_TO_EXTF80,
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| 57 | #endif
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| 58 | #ifdef FLOAT128
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| 59 | UI32_TO_F128,
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| 60 | #endif
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| 61 | #ifdef FLOAT16
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| 62 | UI64_TO_F16,
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| 63 | #endif
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| 64 | UI64_TO_F32,
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| 65 | #ifdef FLOAT64
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| 66 | UI64_TO_F64,
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| 67 | #endif
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| 68 | #ifdef EXTFLOAT80
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| 69 | UI64_TO_EXTF80,
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| 70 | #endif
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| 71 | #ifdef FLOAT128
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| 72 | UI64_TO_F128,
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| 73 | #endif
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| 74 | #ifdef FLOAT16
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| 75 | I32_TO_F16,
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| 76 | #endif
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| 77 | I32_TO_F32,
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| 78 | #ifdef FLOAT64
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| 79 | I32_TO_F64,
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| 80 | #endif
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| 81 | #ifdef EXTFLOAT80
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| 82 | I32_TO_EXTF80,
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| 83 | #endif
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| 84 | #ifdef FLOAT128
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| 85 | I32_TO_F128,
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| 86 | #endif
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| 87 | #ifdef FLOAT16
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| 88 | I64_TO_F16,
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| 89 | #endif
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| 90 | I64_TO_F32,
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| 91 | #ifdef FLOAT64
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| 92 | I64_TO_F64,
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| 93 | #endif
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| 94 | #ifdef EXTFLOAT80
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| 95 | I64_TO_EXTF80,
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| 96 | #endif
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| 97 | #ifdef FLOAT128
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| 98 | I64_TO_F128,
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| 99 | #endif
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| 100 | /*------------------------------------------------------------------------
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| 101 | *------------------------------------------------------------------------*/
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| 102 | #ifdef FLOAT16
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| 103 | F16_TO_UI32,
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| 104 | F16_TO_UI64,
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| 105 | F16_TO_I32,
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| 106 | F16_TO_I64,
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| 107 | F16_TO_UI32_R_MINMAG,
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| 108 | F16_TO_UI64_R_MINMAG,
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| 109 | F16_TO_I32_R_MINMAG,
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| 110 | F16_TO_I64_R_MINMAG,
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| 111 | F16_TO_F32,
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| 112 | #ifdef FLOAT64
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| 113 | F16_TO_F64,
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| 114 | #endif
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| 115 | #ifdef EXTFLOAT80
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| 116 | F16_TO_EXTF80,
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| 117 | #endif
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| 118 | #ifdef FLOAT128
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| 119 | F16_TO_F128,
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| 120 | #endif
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| 121 | F16_ROUNDTOINT,
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| 122 | F16_ADD,
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| 123 | F16_SUB,
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| 124 | F16_MUL,
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| 125 | F16_MULADD,
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| 126 | F16_DIV,
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| 127 | F16_REM,
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| 128 | F16_SQRT,
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| 129 | F16_EQ,
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| 130 | F16_LE,
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| 131 | F16_LT,
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| 132 | F16_EQ_SIGNALING,
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| 133 | F16_LE_QUIET,
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| 134 | F16_LT_QUIET,
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| 135 | #endif
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| 136 | /*------------------------------------------------------------------------
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| 137 | *------------------------------------------------------------------------*/
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| 138 | F32_TO_UI32,
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| 139 | F32_TO_UI64,
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| 140 | F32_TO_I32,
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| 141 | F32_TO_I64,
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| 142 | F32_TO_UI32_R_MINMAG,
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| 143 | F32_TO_UI64_R_MINMAG,
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| 144 | F32_TO_I32_R_MINMAG,
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| 145 | F32_TO_I64_R_MINMAG,
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| 146 | #ifdef FLOAT16
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| 147 | F32_TO_F16,
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| 148 | #endif
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| 149 | #ifdef FLOAT64
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| 150 | F32_TO_F64,
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| 151 | #endif
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| 152 | #ifdef EXTFLOAT80
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| 153 | F32_TO_EXTF80,
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| 154 | #endif
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| 155 | #ifdef FLOAT128
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| 156 | F32_TO_F128,
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| 157 | #endif
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| 158 | F32_ROUNDTOINT,
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| 159 | F32_ADD,
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| 160 | F32_SUB,
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| 161 | F32_MUL,
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| 162 | F32_MULADD,
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| 163 | F32_DIV,
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| 164 | F32_REM,
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| 165 | F32_SQRT,
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| 166 | F32_EQ,
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| 167 | F32_LE,
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| 168 | F32_LT,
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| 169 | F32_EQ_SIGNALING,
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| 170 | F32_LE_QUIET,
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| 171 | F32_LT_QUIET,
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| 172 | /*------------------------------------------------------------------------
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| 173 | *------------------------------------------------------------------------*/
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| 174 | #ifdef FLOAT64
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| 175 | F64_TO_UI32,
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| 176 | F64_TO_UI64,
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| 177 | F64_TO_I32,
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| 178 | F64_TO_I64,
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| 179 | F64_TO_UI32_R_MINMAG,
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| 180 | F64_TO_UI64_R_MINMAG,
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| 181 | F64_TO_I32_R_MINMAG,
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| 182 | F64_TO_I64_R_MINMAG,
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| 183 | #ifdef FLOAT16
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| 184 | F64_TO_F16,
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| 185 | #endif
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| 186 | F64_TO_F32,
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| 187 | #ifdef EXTFLOAT80
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| 188 | F64_TO_EXTF80,
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| 189 | #endif
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| 190 | #ifdef FLOAT128
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| 191 | F64_TO_F128,
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| 192 | #endif
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| 193 | F64_ROUNDTOINT,
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| 194 | F64_ADD,
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| 195 | F64_SUB,
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| 196 | F64_MUL,
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| 197 | F64_MULADD,
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| 198 | F64_DIV,
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| 199 | F64_REM,
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| 200 | F64_SQRT,
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| 201 | F64_EQ,
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| 202 | F64_LE,
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| 203 | F64_LT,
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| 204 | F64_EQ_SIGNALING,
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| 205 | F64_LE_QUIET,
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| 206 | F64_LT_QUIET,
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| 207 | #endif
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| 208 | /*------------------------------------------------------------------------
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| 209 | *------------------------------------------------------------------------*/
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| 210 | #ifdef EXTFLOAT80
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| 211 | EXTF80_TO_UI32,
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| 212 | EXTF80_TO_UI64,
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| 213 | EXTF80_TO_I32,
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| 214 | EXTF80_TO_I64,
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| 215 | EXTF80_TO_UI32_R_MINMAG,
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| 216 | EXTF80_TO_UI64_R_MINMAG,
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| 217 | EXTF80_TO_I32_R_MINMAG,
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| 218 | EXTF80_TO_I64_R_MINMAG,
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| 219 | #ifdef FLOAT16
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| 220 | EXTF80_TO_F16,
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| 221 | #endif
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| 222 | EXTF80_TO_F32,
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| 223 | #ifdef FLOAT64
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| 224 | EXTF80_TO_F64,
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| 225 | #endif
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| 226 | #ifdef FLOAT128
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| 227 | EXTF80_TO_F128,
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| 228 | #endif
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| 229 | EXTF80_ROUNDTOINT,
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| 230 | EXTF80_ADD,
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| 231 | EXTF80_SUB,
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| 232 | EXTF80_MUL,
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| 233 | EXTF80_DIV,
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| 234 | EXTF80_REM,
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| 235 | EXTF80_SQRT,
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| 236 | EXTF80_EQ,
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| 237 | EXTF80_LE,
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| 238 | EXTF80_LT,
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| 239 | EXTF80_EQ_SIGNALING,
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| 240 | EXTF80_LE_QUIET,
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| 241 | EXTF80_LT_QUIET,
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| 242 | #endif
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| 243 | /*------------------------------------------------------------------------
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| 244 | *------------------------------------------------------------------------*/
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| 245 | #ifdef FLOAT128
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| 246 | F128_TO_UI32,
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| 247 | F128_TO_UI64,
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| 248 | F128_TO_I32,
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| 249 | F128_TO_I64,
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| 250 | F128_TO_UI32_R_MINMAG,
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| 251 | F128_TO_UI64_R_MINMAG,
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| 252 | F128_TO_I32_R_MINMAG,
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| 253 | F128_TO_I64_R_MINMAG,
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| 254 | #ifdef FLOAT16
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| 255 | F128_TO_F16,
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| 256 | #endif
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| 257 | F128_TO_F32,
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| 258 | #ifdef FLOAT64
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| 259 | F128_TO_F64,
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| 260 | #endif
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| 261 | #ifdef EXTFLOAT80
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| 262 | F128_TO_EXTF80,
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| 263 | #endif
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| 264 | F128_ROUNDTOINT,
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| 265 | F128_ADD,
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| 266 | F128_SUB,
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| 267 | F128_MUL,
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| 268 | F128_MULADD,
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| 269 | F128_DIV,
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| 270 | F128_REM,
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| 271 | F128_SQRT,
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| 272 | F128_EQ,
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| 273 | F128_LE,
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| 274 | F128_LT,
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| 275 | F128_EQ_SIGNALING,
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| 276 | F128_LE_QUIET,
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| 277 | F128_LT_QUIET,
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| 278 | #endif
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| 279 | NUM_FUNCTIONS
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| 280 | };
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| 281 |
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| 282 | enum {
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| 283 | ROUND_NEAR_EVEN = 1,
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| 284 | ROUND_MINMAG,
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| 285 | ROUND_MIN,
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| 286 | ROUND_MAX,
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| 287 | ROUND_NEAR_MAXMAG,
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| 288 | #ifdef FLOAT_ROUND_ODD
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| 289 | ROUND_ODD,
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| 290 | #endif
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| 291 | NUM_ROUNDINGMODES
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| 292 | };
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| 293 | enum {
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| 294 | TININESS_BEFORE_ROUNDING = 1,
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| 295 | TININESS_AFTER_ROUNDING,
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| 296 | NUM_TININESSMODES
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| 297 | };
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| 298 |
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| 299 | extern const uint_fast8_t roundingModes[NUM_ROUNDINGMODES];
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| 300 | extern const uint_fast8_t tininessModes[NUM_TININESSMODES];
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| 301 |
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| 302 | enum {
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| 303 | FUNC_ARG_UNARY = 0x01,
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| 304 | FUNC_ARG_BINARY = 0x02,
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| 305 | FUNC_ARG_ROUNDINGMODE = 0x04,
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| 306 | FUNC_ARG_EXACT = 0x08,
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| 307 | FUNC_EFF_ROUNDINGPRECISION = 0x10,
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| 308 | FUNC_EFF_ROUNDINGMODE = 0x20,
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| 309 | FUNC_EFF_TININESSMODE = 0x40,
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| 310 | FUNC_EFF_TININESSMODE_REDUCEDPREC = 0x80
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| 311 | };
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| 312 | struct functionInfo {
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| 313 | const char *namePtr;
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| 314 | unsigned char attribs;
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| 315 | };
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| 316 | extern const struct functionInfo functionInfos[NUM_FUNCTIONS];
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| 317 |
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| 318 | struct standardFunctionInfo {
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| 319 | const char *namePtr;
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| 320 | unsigned char functionCode;
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| 321 | char roundingCode, exact;
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| 322 | };
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| 323 | extern const struct standardFunctionInfo standardFunctionInfos[];
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| 324 |
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