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| 1 // Copyright 2013 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are |
| 4 // met: |
| 5 // |
| 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided |
| 11 // with the distribution. |
| 12 // * Neither the name of Google Inc. nor the names of its |
| 13 // contributors may be used to endorse or promote products derived |
| 14 // from this software without specific prior written permission. |
| 15 // |
| 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 |
| 28 |
| 29 // Flags: --nodead-code-elimination --fold-constants --allow-natives-syntax |
| 30 |
| 31 function test(f) { |
| 32 f(); |
| 33 f(); |
| 34 %OptimizeFunctionOnNextCall(f); |
| 35 f(); |
| 36 // Assert that there has been no deopt. |
| 37 assertTrue(%GetOptimizationStatus(f) != 2); |
| 38 } |
| 39 |
| 40 test(function add() { |
| 41 assertEquals(2, 1 + 1); |
| 42 assertEquals(2.5, 1.25 + 1.25); |
| 43 assertEquals("Infinity", String(Infinity + Infinity)); |
| 44 assertEquals("Infinity", String(Infinity + 3)); |
| 45 assertEquals("NaN", String(Infinity + (-Infinity))); |
| 46 assertEquals("NaN", String(NaN + 2)); |
| 47 assertEquals("-Infinity", String(1 / (-0.0 + (-0.0)))); |
| 48 assertEquals("Infinity", String(1 / (-0.0 + 0.0))); |
| 49 }); |
| 50 |
| 51 test(function inc() { |
| 52 var a = 1; |
| 53 var b = Infinity; |
| 54 var c = -Infinity; |
| 55 var d = NaN; |
| 56 assertEquals(2, ++a); |
| 57 assertEquals("Infinity", String(++b)); |
| 58 assertEquals("-Infinity", String(++c)); |
| 59 assertEquals("NaN", String(++d)); |
| 60 }); |
| 61 |
| 62 test(function dec() { |
| 63 var a = 1; |
| 64 var b = Infinity; |
| 65 var c = -Infinity; |
| 66 var d = NaN; |
| 67 assertEquals(0, --a); |
| 68 assertEquals("Infinity", String(--b)); |
| 69 assertEquals("-Infinity", String(--c)); |
| 70 assertEquals("NaN", String(--d)); |
| 71 }); |
| 72 |
| 73 test(function sub() { |
| 74 assertEquals(0, 1 - 1); |
| 75 assertEquals(0.5, 1.5 - 1); |
| 76 assertEquals("Infinity", String(Infinity - (-Infinity))); |
| 77 assertEquals("Infinity", String(Infinity - 3)); |
| 78 assertEquals("NaN", String(Infinity - Infinity)); |
| 79 assertEquals("NaN", String(NaN - 2)); |
| 80 assertEquals("-Infinity", String(1 / (-0.0 - 0.0))); |
| 81 assertEquals("Infinity", String(1 / (0.0 - 0.0))); |
| 82 }); |
| 83 |
| 84 test(function mul() { |
| 85 assertEquals(1, 1 * 1); |
| 86 assertEquals(2.25, 1.5 * 1.5); |
| 87 assertEquals("Infinity", String(Infinity * Infinity)); |
| 88 assertEquals("-Infinity", String(Infinity * (-Infinity))); |
| 89 assertEquals("Infinity", String(Infinity * 3)); |
| 90 assertEquals("-Infinity", String(Infinity * (-3))); |
| 91 assertEquals("NaN", String(NaN * 3)); |
| 92 assertEquals("-Infinity", String(1 / (-0.0 * 0.0))); |
| 93 assertEquals("Infinity", String(1 / (0.0 * 0.0))); |
| 94 }); |
| 95 |
| 96 test(function div() { |
| 97 assertEquals(1, 1 / 1); |
| 98 assertEquals(1.5, 2.25 / 1.5); |
| 99 assertEquals("NaN", String(Infinity / Infinity)); |
| 100 assertEquals("Infinity", String(Infinity / 3)); |
| 101 assertEquals("-Infinity", String(Infinity / (-3))); |
| 102 assertEquals("NaN", String(NaN / 3)); |
| 103 assertEquals("-Infinity", String(1 / (-0.0))); |
| 104 assertEquals("Infinity", String(Infinity/0.0)); |
| 105 }); |
| 106 |
| 107 test(function mathMin() { |
| 108 assertEquals(1, Math.min(1, 10)); |
| 109 assertEquals(1.5, Math.min(1.5, 2.5)); |
| 110 assertEquals(0, Math.min(Infinity, 0)); |
| 111 assertEquals("Infinity", String(Math.min(Infinity, Infinity))); |
| 112 assertEquals("-Infinity", String(Math.min(Infinity, -Infinity))); |
| 113 assertEquals("NaN", String(Math.min(NaN, 1))); |
| 114 assertEquals("Infinity", String(1 / Math.min(0.0, 0.0))); |
| 115 assertEquals("-Infinity", String(1 / Math.min(-0.0, -0.0))); |
| 116 assertEquals("-Infinity", String(1 / Math.min(0.0, -0.0))); |
| 117 }); |
| 118 |
| 119 test(function mathMax() { |
| 120 assertEquals(10, Math.max(1, 10)); |
| 121 assertEquals(2.5, Math.max(1.5, 2.5)); |
| 122 assertEquals(Infinity, Math.max(Infinity, 0)); |
| 123 assertEquals("-Infinity", String(Math.max(-Infinity, -Infinity))); |
| 124 assertEquals("Infinity", String(Math.max(Infinity, -Infinity))); |
| 125 assertEquals("NaN", String(Math.max(NaN, 1))); |
| 126 assertEquals("Infinity", String(1 / Math.max(0.0, 0.0))); |
| 127 assertEquals("-Infinity", String(1 / Math.max(-0.0, -0.0))); |
| 128 assertEquals("Infinity", String(1 / Math.max(0.0, -0.0))); |
| 129 }); |
| 130 |
| 131 test(function mathSin() { |
| 132 assertEquals(0.0, Math.sin(0.0)); |
| 133 assertTrue(0.8 < Math.sin(1) && Math.sin(1) < 0.9); |
| 134 assertEquals("NaN", String(Math.sin(Infinity))); |
| 135 assertEquals("NaN", String(Math.sin(-Infinity))); |
| 136 assertEquals("NaN", String(Math.sin(NaN))); |
| 137 }); |
| 138 |
| 139 test(function mathCos() { |
| 140 assertEquals(1.0, Math.cos(0.0)); |
| 141 assertTrue(0.5 < Math.cos(1) && Math.cos(1) < 0.6); |
| 142 assertEquals("NaN", String(Math.cos(Infinity))); |
| 143 assertEquals("NaN", String(Math.cos(-Infinity))); |
| 144 assertEquals("NaN", String(Math.cos(NaN))); |
| 145 }); |
| 146 |
| 147 test(function mathTan() { |
| 148 assertEquals(0.0, Math.tan(0.0)); |
| 149 assertTrue(1.5 < Math.tan(1) && Math.tan(1) < 1.6); |
| 150 assertEquals("NaN", String(Math.tan(Infinity))); |
| 151 assertEquals("NaN", String(Math.tan(-Infinity))); |
| 152 assertEquals("NaN", String(Math.tan(NaN))); |
| 153 }); |
| 154 |
| 155 test(function mathExp() { |
| 156 assertEquals(1.0, Math.exp(0.0)); |
| 157 assertTrue(2.7 < Math.exp(1) && Math.exp(1) < 2.8); |
| 158 assertEquals("Infinity", String(Math.exp(Infinity))); |
| 159 assertEquals("0", String(Math.exp(-Infinity))); |
| 160 assertEquals("NaN", String(Math.exp(NaN))); |
| 161 }); |
| 162 |
| 163 test(function mathLog() { |
| 164 assertEquals(0.0, Math.log(1.0)); |
| 165 assertTrue(1 < Math.log(3) && Math.log(3) < 1.5); |
| 166 assertEquals("Infinity", String(Math.log(Infinity))); |
| 167 assertEquals("NaN", String(Math.log(-Infinity))); |
| 168 assertEquals("NaN", String(Math.exp(NaN))); |
| 169 }); |
| 170 |
| 171 test(function mathSqrt() { |
| 172 assertEquals(1.0, Math.sqrt(1.0)); |
| 173 assertEquals("NaN", String(Math.sqrt(-1.0))); |
| 174 assertEquals("Infinity", String(Math.sqrt(Infinity))); |
| 175 assertEquals("NaN", String(Math.sqrt(-Infinity))); |
| 176 assertEquals("NaN", String(Math.sqrt(NaN))); |
| 177 }); |
| 178 |
| 179 test(function mathPowHalf() { |
| 180 assertEquals(1.0, Math.pow(1.0, 0.5)); |
| 181 assertEquals("NaN", String(Math.sqrt(-1.0))); |
| 182 assertEquals("Infinity", String(Math.pow(Infinity, 0.5))); |
| 183 assertEquals("NaN", String(Math.sqrt(-Infinity, 0.5))); |
| 184 assertEquals(0, Math.pow(Infinity, -0.5)); |
| 185 assertEquals("NaN", String(Math.sqrt(-Infinity, -0.5))); |
| 186 assertEquals("NaN", String(Math.sqrt(NaN, 0.5))); |
| 187 }); |
| 188 |
| 189 test(function mathAbs() { |
| 190 assertEquals(1.5, Math.abs(1.5)); |
| 191 assertEquals(1.5, Math.abs(-1.5)); |
| 192 assertEquals("Infinity", String(Math.abs(Infinity))); |
| 193 assertEquals("Infinity", String(Math.abs(-Infinity))); |
| 194 assertEquals("NaN", String(Math.abs(NaN))); |
| 195 }); |
| 196 |
| 197 test(function mathRound() { |
| 198 assertEquals(2, Math.round(1.5)); |
| 199 assertEquals(-1, Math.round(-1.5)); |
| 200 assertEquals("Infinity", String(Math.round(Infinity))); |
| 201 assertEquals("-Infinity", String(Math.round(-Infinity))); |
| 202 assertEquals("Infinity", String(1 / Math.round(0.0))); |
| 203 assertEquals("-Infinity", String(1 / Math.round(-0.0))); |
| 204 assertEquals("NaN", String(Math.round(NaN))); |
| 205 assertEquals(Math.pow(2, 52) + 1, Math.round(Math.pow(2, 52) + 1)); |
| 206 }); |
| 207 |
| 208 test(function mathFloor() { |
| 209 assertEquals(1, Math.floor(1.5)); |
| 210 assertEquals(-2, Math.floor(-1.5)); |
| 211 assertEquals("Infinity", String(Math.floor(Infinity))); |
| 212 assertEquals("-Infinity", String(Math.floor(-Infinity))); |
| 213 assertEquals("Infinity", String(1 / Math.floor(0.0))); |
| 214 assertEquals("-Infinity", String(1 / Math.floor(-0.0))); |
| 215 assertEquals("NaN", String(Math.floor(NaN))); |
| 216 assertEquals(Math.pow(2, 52) + 1, Math.floor(Math.pow(2, 52) + 1)); |
| 217 }); |
| 218 |
| 219 test(function mathPow() { |
| 220 assertEquals(2.25, Math.pow(1.5, 2)); |
| 221 assertTrue(1.8 < Math.pow(1.5, 1.5) && Math.pow(1.5, 1.5) < 1.9); |
| 222 assertEquals("Infinity", String(Math.pow(Infinity, 0.5))); |
| 223 assertEquals("Infinity", String(Math.pow(-Infinity, 0.5))); |
| 224 assertEquals(0, Math.pow(Infinity, -0.5)); |
| 225 assertEquals(0, Math.pow(Infinity, -0.5)); |
| 226 assertEquals("Infinity", String(Math.pow(Infinity, Infinity))); |
| 227 assertEquals(0, Math.pow(Infinity, -Infinity)); |
| 228 assertEquals("NaN", String(Math.pow(Infinity, NaN))); |
| 229 assertEquals("NaN", String(Math.pow(NaN, 2))); |
| 230 }); |
| 231 |
| 232 test(function stringAdd() { |
| 233 assertEquals("", "" + ""); |
| 234 assertEquals("folded constant", "folded " + "constant"); |
| 235 assertEquals("not folded constant1", "not folded constant" + 1); |
| 236 }); |
| 237 |
| 238 test(function stringLength() { |
| 239 assertEquals(6, "abcdef".length); |
| 240 assertEquals(0, "".length); |
| 241 assertEquals(-5, { length: -5 }.length); |
| 242 }); |
| 243 |
| 244 test(function stringCharCodeAt() { |
| 245 assertEquals(99, "abc".charCodeAt(2)); |
| 246 assertEquals("NaN", String("abc".charCodeAt(-1))); |
| 247 assertEquals("NaN", String("abc".charCodeAt(4))); |
| 248 assertEquals(98, "abc".charCodeAt(1.1)); |
| 249 assertEquals("NaN", String("abc".charCodeAt(4.1))); |
| 250 }); |
| 251 |
| 252 test(function stringCharAt() { |
| 253 assertEquals("c", "abc".charAt(2)); |
| 254 assertEquals("", "abc".charAt(-1)); |
| 255 assertEquals("", "abc".charAt(4)); |
| 256 assertEquals("b", "abc".charAt(1.1)); |
| 257 assertEquals("", "abc".charAt(4.1)); |
| 258 }); |
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