ac3edd40af
An additional slide offset is exported into `shared-library`, which is used to symbolize C++ stack on systems with ASLR (OS X). This patch adds slide offset support in dumpcpp script. BUG=v8:5048 Review-Url: https://codereview.chromium.org/2006813002 Cr-Commit-Position: refs/heads/master@{#36574}
46 lines
1.3 KiB
JavaScript
46 lines
1.3 KiB
JavaScript
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Dump C++ symbols of shared library if possible
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function processArguments(args) {
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var processor = new ArgumentsProcessor(args);
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if (processor.parse()) {
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return processor.result();
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} else {
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processor.printUsageAndExit();
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}
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}
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function initSourceMapSupport() {
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// Pull dev tools source maps into our name space.
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SourceMap = WebInspector.SourceMap;
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// Overwrite the load function to load scripts synchronously.
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SourceMap.load = function(sourceMapURL) {
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var content = readFile(sourceMapURL);
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var sourceMapObject = (JSON.parse(content));
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return new SourceMap(sourceMapURL, sourceMapObject);
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};
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}
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var entriesProviders = {
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'unix': UnixCppEntriesProvider,
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'windows': WindowsCppEntriesProvider,
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'mac': MacCppEntriesProvider
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};
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var params = processArguments(arguments);
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var sourceMap = null;
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if (params.sourceMap) {
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initSourceMapSupport();
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sourceMap = SourceMap.load(params.sourceMap);
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}
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var cppProcessor = new CppProcessor(
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new (entriesProviders[params.platform])(params.nm, params.targetRootFS),
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params.timedRange, params.pairwiseTimedRange);
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cppProcessor.processLogFile(params.logFileName);
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cppProcessor.dumpCppSymbols();
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