The Tor Browser / file comparison
comparison: js/src/tests/js1_6/extensions/regress-456826.js
js/src/tests/js1_6/extensions/regress-456826.js
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:23a776e1ca53 |
|---|---|
| 1 // |reftest| skip-if(!xulRuntime.shell||Android) slow -- bug 504632 | |
| 2 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 //----------------------------------------------------------------------------- | |
| 8 var BUGNUMBER = 456826; | |
| 9 var summary = 'Do not assert with JIT during OOM'; | |
| 10 var actual = 'No Crash'; | |
| 11 var expect = 'No Crash'; | |
| 12 | |
| 13 | |
| 14 //----------------------------------------------------------------------------- | |
| 15 test(); | |
| 16 //----------------------------------------------------------------------------- | |
| 17 | |
| 18 function test() | |
| 19 { | |
| 20 enterFunc ('test'); | |
| 21 printBugNumber(BUGNUMBER); | |
| 22 printStatus (summary); | |
| 23 | |
| 24 jit(true); | |
| 25 | |
| 26 if (typeof gcparam != 'undefined') | |
| 27 { | |
| 28 gc(); | |
| 29 gc(); | |
| 30 gcparam("maxBytes", gcparam("gcBytes") + 4*1024); | |
| 31 expectExitCode(5); | |
| 32 } | |
| 33 | |
| 34 const numRows = 600; | |
| 35 const numCols = 600; | |
| 36 var scratch = {}; | |
| 37 var scratchZ = {}; | |
| 38 | |
| 39 function complexMult(a, b) { | |
| 40 var newr = a.r * b.r - a.i * b.i; | |
| 41 var newi = a.r * b.i + a.i * b.r; | |
| 42 scratch.r = newr; | |
| 43 scratch.i = newi; | |
| 44 return scratch; | |
| 45 } | |
| 46 | |
| 47 function complexAdd(a, b) { | |
| 48 scratch.r = a.r + b.r; | |
| 49 scratch.i = a.i + b.i; | |
| 50 return scratch; | |
| 51 } | |
| 52 | |
| 53 function abs(a) { | |
| 54 return Math.sqrt(a.r * a.r + a.i * a.i); | |
| 55 } | |
| 56 | |
| 57 function computeEscapeSpeed(c) { | |
| 58 scratchZ.r = scratchZ.i = 0; | |
| 59 const scaler = 5; | |
| 60 const threshold = (colors.length - 1) * scaler + 1; | |
| 61 for (var i = 1; i < threshold; ++i) { | |
| 62 scratchZ = complexAdd(c, complexMult(scratchZ, scratchZ)); | |
| 63 if (scratchZ.r * scratchZ.r + scratchZ.i * scratchZ.i > 4) { | |
| 64 return Math.floor((i - 1) / scaler) + 1; | |
| 65 } | |
| 66 } | |
| 67 return 0; | |
| 68 } | |
| 69 | |
| 70 const colorStrings = [ | |
| 71 "black", | |
| 72 "green", | |
| 73 "blue", | |
| 74 "red", | |
| 75 "purple", | |
| 76 "orange", | |
| 77 "cyan", | |
| 78 "yellow", | |
| 79 "magenta", | |
| 80 "brown", | |
| 81 "pink", | |
| 82 "chartreuse", | |
| 83 "darkorange", | |
| 84 "crimson", | |
| 85 "gray", | |
| 86 "deeppink", | |
| 87 "firebrick", | |
| 88 "lavender", | |
| 89 "lawngreen", | |
| 90 "lightsalmon", | |
| 91 "lime", | |
| 92 "goldenrod" | |
| 93 ]; | |
| 94 | |
| 95 var colors = []; | |
| 96 | |
| 97 function createMandelSet(realRange, imagRange) { | |
| 98 var start = new Date(); | |
| 99 | |
| 100 // Set up our colors | |
| 101 for each (var color in colorStrings) { | |
| 102 var [r, g, b] = [0, 0, 0]; | |
| 103 colors.push([r, g, b, 0xff]); | |
| 104 } | |
| 105 | |
| 106 var realStep = (realRange.max - realRange.min)/numCols; | |
| 107 var imagStep = (imagRange.min - imagRange.max)/numRows; | |
| 108 for (var i = 0, curReal = realRange.min; | |
| 109 i < numCols; | |
| 110 ++i, curReal += realStep) { | |
| 111 for (var j = 0, curImag = imagRange.max; | |
| 112 j < numRows; | |
| 113 ++j, curImag += imagStep) { | |
| 114 var c = { r: curReal, i: curImag } | |
| 115 var n = computeEscapeSpeed(c); | |
| 116 } | |
| 117 } | |
| 118 print(Date.now() - start); | |
| 119 } | |
| 120 | |
| 121 var realRange = { min: -2.1, max: 2 }; | |
| 122 var imagRange = { min: -2, max: 2 }; | |
| 123 createMandelSet(realRange, imagRange); | |
| 124 | |
| 125 jit(false); | |
| 126 | |
| 127 reportCompare(expect, actual, summary); | |
| 128 | |
| 129 exitFunc ('test'); | |
| 130 } |
