1// Copyright 2012 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// Tick Processor's code flow.
30
31function processArguments(args) {
32  var processor = new ArgumentsProcessor(args);
33  if (processor.parse()) {
34    return processor.result();
35  } else {
36    processor.printUsageAndExit();
37  }
38}
39
40function initSourceMapSupport() {
41  // Pull dev tools source maps  into our name space.
42  SourceMap = WebInspector.SourceMap;
43
44  // Overwrite the load function to load scripts synchronously.
45  SourceMap.load = function(sourceMapURL) {
46    var content = readFile(sourceMapURL);
47    var sourceMapObject = (JSON.parse(content));
48    return new SourceMap(sourceMapURL, sourceMapObject);
49  };
50}
51
52var entriesProviders = {
53  'unix': UnixCppEntriesProvider,
54  'windows': WindowsCppEntriesProvider,
55  'mac': MacCppEntriesProvider
56};
57
58var params = processArguments(arguments);
59var sourceMap = null;
60if (params.sourceMap) {
61  initSourceMapSupport();
62  sourceMap = SourceMap.load(params.sourceMap);
63}
64var snapshotLogProcessor;
65if (params.snapshotLogFileName) {
66  snapshotLogProcessor = new SnapshotLogProcessor();
67  snapshotLogProcessor.processLogFile(params.snapshotLogFileName);
68}
69var tickProcessor = new TickProcessor(
70  new (entriesProviders[params.platform])(params.nm, params.targetRootFS),
71  params.separateIc,
72  params.callGraphSize,
73  params.ignoreUnknown,
74  params.stateFilter,
75  snapshotLogProcessor,
76  params.distortion,
77  params.range,
78  sourceMap);
79tickProcessor.processLogFile(params.logFileName);
80tickProcessor.printStatistics();
81