v8/tools/tickprocessor-driver.js

// Copyright 2012 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.
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//       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
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// Tick Processor's code flow.

function processArguments(args) {
  var processor = new ArgumentsProcessor(args);
  if (processor.parse()) {
    return processor.result();
  } else {
    processor.printUsageAndExit();
  }
}

var entriesProviders = {
  'unix': UnixCppEntriesProvider,
  'windows': WindowsCppEntriesProvider,
  'mac': MacCppEntriesProvider
};

var params = processArguments(arguments);
var snapshotLogProcessor;
if (params.snapshotLogFileName) {
  snapshotLogProcessor = new SnapshotLogProcessor();
  snapshotLogProcessor.processLogFile(params.snapshotLogFileName);
}
var tickProcessor = new TickProcessor(
  new (entriesProviders[params.platform])(params.nm, params.targetRootFS),
  params.separateIc,
  params.callGraphSize,
  params.ignoreUnknown,
  params.stateFilter,
  snapshotLogProcessor,
  params.distortion,
  params.range);
tickProcessor.processLogFile(params.logFileName);
tickProcessor.printStatistics();