JezK
Edit File: codemap.js
// Copyright 2009 the V8 project authors. All rights reserved. // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above // copyright notice, this list of conditions and the following // disclaimer in the documentation and/or other materials provided // with the distribution. // * Neither the name of Google Inc. nor the names of its // contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // Load Splay tree and CodeMap implementations from <project root>/tools. // Files: tools/splaytree.js tools/codemap.js function newCodeEntry(size, name) { return new CodeMap.CodeEntry(size, name); }; function assertEntry(codeMap, expected_name, addr) { var entry = codeMap.findEntry(addr); assertNotNull(entry, 'no entry at ' + addr.toString(16)); assertEquals(expected_name, entry.name, 'at ' + addr.toString(16)); }; function assertNoEntry(codeMap, addr) { assertNull(codeMap.findEntry(addr), 'at ' + addr.toString(16)); }; (function testLibrariesAndStaticCode() { var codeMap = new CodeMap(); codeMap.addLibrary(0x1500, newCodeEntry(0x3000, 'lib1')); codeMap.addLibrary(0x15500, newCodeEntry(0x5000, 'lib2')); codeMap.addLibrary(0x155500, newCodeEntry(0x10000, 'lib3')); assertNoEntry(codeMap, 0); assertNoEntry(codeMap, 0x1500 - 1); assertEntry(codeMap, 'lib1', 0x1500); assertEntry(codeMap, 'lib1', 0x1500 + 0x100); assertEntry(codeMap, 'lib1', 0x1500 + 0x1000); assertEntry(codeMap, 'lib1', 0x1500 + 0x3000 - 1); assertNoEntry(codeMap, 0x1500 + 0x3000); assertNoEntry(codeMap, 0x15500 - 1); assertEntry(codeMap, 'lib2', 0x15500); assertEntry(codeMap, 'lib2', 0x15500 + 0x100); assertEntry(codeMap, 'lib2', 0x15500 + 0x1000); assertEntry(codeMap, 'lib2', 0x15500 + 0x5000 - 1); assertNoEntry(codeMap, 0x15500 + 0x5000); assertNoEntry(codeMap, 0x155500 - 1); assertEntry(codeMap, 'lib3', 0x155500); assertEntry(codeMap, 'lib3', 0x155500 + 0x100); assertEntry(codeMap, 'lib3', 0x155500 + 0x1000); assertEntry(codeMap, 'lib3', 0x155500 + 0x10000 - 1); assertNoEntry(codeMap, 0x155500 + 0x10000); assertNoEntry(codeMap, 0xFFFFFFFF); codeMap.addStaticCode(0x1510, newCodeEntry(0x30, 'lib1-f1')); codeMap.addStaticCode(0x1600, newCodeEntry(0x50, 'lib1-f2')); codeMap.addStaticCode(0x15520, newCodeEntry(0x100, 'lib2-f1')); assertEntry(codeMap, 'lib1', 0x1500); assertEntry(codeMap, 'lib1', 0x1510 - 1); assertEntry(codeMap, 'lib1-f1', 0x1510); assertEntry(codeMap, 'lib1-f1', 0x1510 + 0x15); assertEntry(codeMap, 'lib1-f1', 0x1510 + 0x30 - 1); assertEntry(codeMap, 'lib1', 0x1510 + 0x30); assertEntry(codeMap, 'lib1', 0x1600 - 1); assertEntry(codeMap, 'lib1-f2', 0x1600); assertEntry(codeMap, 'lib1-f2', 0x1600 + 0x30); assertEntry(codeMap, 'lib1-f2', 0x1600 + 0x50 - 1); assertEntry(codeMap, 'lib1', 0x1600 + 0x50); assertEntry(codeMap, 'lib2', 0x15500); assertEntry(codeMap, 'lib2', 0x15520 - 1); assertEntry(codeMap, 'lib2-f1', 0x15520); assertEntry(codeMap, 'lib2-f1', 0x15520 + 0x80); assertEntry(codeMap, 'lib2-f1', 0x15520 + 0x100 - 1); assertEntry(codeMap, 'lib2', 0x15520 + 0x100); })(); (function testDynamicCode() { var codeMap = new CodeMap(); codeMap.addCode(0x1500, newCodeEntry(0x200, 'code1')); codeMap.addCode(0x1700, newCodeEntry(0x100, 'code2')); codeMap.addCode(0x1900, newCodeEntry(0x50, 'code3')); codeMap.addCode(0x1950, newCodeEntry(0x10, 'code4')); assertNoEntry(codeMap, 0); assertNoEntry(codeMap, 0x1500 - 1); assertEntry(codeMap, 'code1', 0x1500); assertEntry(codeMap, 'code1', 0x1500 + 0x100); assertEntry(codeMap, 'code1', 0x1500 + 0x200 - 1); assertEntry(codeMap, 'code2', 0x1700); assertEntry(codeMap, 'code2', 0x1700 + 0x50); assertEntry(codeMap, 'code2', 0x1700 + 0x100 - 1); assertNoEntry(codeMap, 0x1700 + 0x100); assertNoEntry(codeMap, 0x1900 - 1); assertEntry(codeMap, 'code3', 0x1900); assertEntry(codeMap, 'code3', 0x1900 + 0x28); assertEntry(codeMap, 'code4', 0x1950); assertEntry(codeMap, 'code4', 0x1950 + 0x7); assertEntry(codeMap, 'code4', 0x1950 + 0x10 - 1); assertNoEntry(codeMap, 0x1950 + 0x10); assertNoEntry(codeMap, 0xFFFFFFFF); })(); (function testCodeMovesAndDeletions() { var codeMap = new CodeMap(); codeMap.addCode(0x1500, newCodeEntry(0x200, 'code1')); codeMap.addCode(0x1700, newCodeEntry(0x100, 'code2')); assertEntry(codeMap, 'code1', 0x1500); assertEntry(codeMap, 'code2', 0x1700); codeMap.moveCode(0x1500, 0x1800); assertNoEntry(codeMap, 0x1500); assertEntry(codeMap, 'code2', 0x1700); assertEntry(codeMap, 'code1', 0x1800); codeMap.deleteCode(0x1700); assertNoEntry(codeMap, 0x1700); assertEntry(codeMap, 'code1', 0x1800); })(); (function testDynamicNamesDuplicates() { var codeMap = new CodeMap(); // Code entries with same names but different addresses. codeMap.addCode(0x1500, newCodeEntry(0x200, 'code')); codeMap.addCode(0x1700, newCodeEntry(0x100, 'code')); assertEntry(codeMap, 'code', 0x1500); assertEntry(codeMap, 'code {1}', 0x1700); // Test name stability. assertEntry(codeMap, 'code', 0x1500); assertEntry(codeMap, 'code {1}', 0x1700); })(); (function testStaticEntriesExport() { var codeMap = new CodeMap(); codeMap.addStaticCode(0x1500, newCodeEntry(0x3000, 'lib1')); codeMap.addStaticCode(0x15500, newCodeEntry(0x5000, 'lib2')); codeMap.addStaticCode(0x155500, newCodeEntry(0x10000, 'lib3')); var allStatics = codeMap.getAllStaticEntries(); allStatics = allStatics.map(String); allStatics.sort(); assertEquals(['lib1: 3000', 'lib2: 5000', 'lib3: 10000'], allStatics); })(); (function testDynamicEntriesExport() { var codeMap = new CodeMap(); codeMap.addCode(0x1500, newCodeEntry(0x200, 'code1')); codeMap.addCode(0x1700, newCodeEntry(0x100, 'code2')); codeMap.addCode(0x1900, newCodeEntry(0x50, 'code3')); var allDynamics = codeMap.getAllDynamicEntries(); allDynamics = allDynamics.map(String); allDynamics.sort(); assertEquals(['code1: 200', 'code2: 100', 'code3: 50'], allDynamics); codeMap.deleteCode(0x1700); var allDynamics2 = codeMap.getAllDynamicEntries(); allDynamics2 = allDynamics2.map(String); allDynamics2.sort(); assertEquals(['code1: 200', 'code3: 50'], allDynamics2); codeMap.deleteCode(0x1500); var allDynamics3 = codeMap.getAllDynamicEntries(); assertEquals(['code3: 50'], allDynamics3.map(String)); })();