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48db20f6f5
PR-URL: https://github.com/nodejs/node/pull/35700 Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Shelley Vohr <codebytere@gmail.com>
68 lines
2.1 KiB
JavaScript
68 lines
2.1 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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import { LogReader, parseString } from "./logreader.mjs";
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import { CodeMap } from "./codemap.mjs";
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export {
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ArgumentsProcessor, UnixCppEntriesProvider,
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WindowsCppEntriesProvider, MacCppEntriesProvider,
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} from "./tickprocessor.mjs";
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import { inherits } from "./tickprocessor.mjs";
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export function CppProcessor(cppEntriesProvider, timedRange, pairwiseTimedRange) {
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LogReader.call(this, {
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'shared-library': { parsers: [parseString, parseInt, parseInt, parseInt],
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processor: this.processSharedLibrary }
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}, timedRange, pairwiseTimedRange);
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this.cppEntriesProvider_ = cppEntriesProvider;
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this.codeMap_ = new CodeMap();
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this.lastLogFileName_ = null;
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}
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inherits(CppProcessor, LogReader);
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/**
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* @override
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*/
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CppProcessor.prototype.printError = function(str) {
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print(str);
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};
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CppProcessor.prototype.processLogFile = function(fileName) {
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this.lastLogFileName_ = fileName;
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var line;
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while (line = readline()) {
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this.processLogLine(line);
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}
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};
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CppProcessor.prototype.processLogFileInTest = function(fileName) {
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// Hack file name to avoid dealing with platform specifics.
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this.lastLogFileName_ = 'v8.log';
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var contents = readFile(fileName);
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this.processLogChunk(contents);
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};
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CppProcessor.prototype.processSharedLibrary = function(
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name, startAddr, endAddr, aslrSlide) {
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var self = this;
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var libFuncs = this.cppEntriesProvider_.parseVmSymbols(
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name, startAddr, endAddr, aslrSlide, function(fName, fStart, fEnd) {
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var entry = new CodeMap.CodeEntry(fEnd - fStart, fName, 'CPP');
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self.codeMap_.addStaticCode(fStart, entry);
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});
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};
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CppProcessor.prototype.dumpCppSymbols = function() {
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var staticEntries = this.codeMap_.getAllStaticEntriesWithAddresses();
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var total = staticEntries.length;
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for (var i = 0; i < total; ++i) {
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var entry = staticEntries[i];
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var printValues = ['cpp', '0x' + entry[0].toString(16), entry[1].size,
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'"' + entry[1].name + '"'];
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print(printValues.join(','));
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}
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};
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