10f73face8
R=ishell@chromium.org BUG=v8:6409 Change-Id: Ic01d4f1a8b251bb5480840d4943d9ebec713b9c1 Reviewed-on: https://chromium-review.googlesource.com/626016 Reviewed-by: Yang Guo <yangguo@chromium.org> Reviewed-by: Igor Sheludko <ishell@chromium.org> Commit-Queue: Michael Starzinger <mstarzinger@chromium.org> Cr-Commit-Position: refs/heads/master@{#47534}
391 lines
11 KiB
HTML
391 lines
11 KiB
HTML
<html>
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<!--
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Copyright 2016 the V8 project authors. All rights reserved. Use of this source
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code is governed by a BSD-style license that can be found in the LICENSE file.
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-->
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<head>
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<style>
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html {
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font-family: monospace;
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}
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.entry-details {}
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.entry-details TD {}
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.details {
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width: 0.1em;
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}
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.details span {
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padding: 0 0.4em 0 0.4em;
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background-color: black;
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color: white;
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border-radius: 25px;
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text-align: center;
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cursor: -webkit-zoom-in;
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}
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.count {
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text-align: right;
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width: 5em;
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}
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.percentage {
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text-align: right;
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width: 5em;
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}
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.key {
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padding-left: 1em;
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}
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.drilldown-group-title {
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font-weight: bold;
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padding: 0.5em 0 0.2em 0;
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}
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</style>
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<script src="./splaytree.js" type="text/javascript"></script>
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<script src="./codemap.js" type="text/javascript"></script>
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<script src="./csvparser.js" type="text/javascript"></script>
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<script src="./consarray.js" type="text/javascript"></script>
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<script src="./profile.js" type="text/javascript"></script>
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<script src="./profile_view.js" type="text/javascript"></script>
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<script src="./logreader.js" type="text/javascript"></script>
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<script src="./ic-processor.js" type="text/javascript"></script>
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<script src="./SourceMap.js" type="text/javascript"></script>
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<script>
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"use strict"
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let entries = [];
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let properties = ['type', 'category', 'functionName', 'filePosition',
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'state', 'key', 'map', 'reason', 'file',
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];
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// For compatibility with console scripts:
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print = console.log;
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class CustomIcProcessor extends IcProcessor {
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constructor() {
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super();
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this.entries = [];
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}
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functionName(pc) {
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let entry = this.profile_.findEntry(pc);
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return this.formatName(entry);
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}
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processPropertyIC(type, pc, line, column, old_state, new_state, map, key,
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modifier, slow_reason) {
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let fnName = this.functionName(pc);
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this.entries.push(new Entry(type, fnName, line, column, key,
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old_state, new_state, map, slow_reason));
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}
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};
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class Entry {
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constructor(type, fn_file, line, column, key, oldState, newState,
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map, reason, additional) {
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this.type = type;
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this.category = "other";
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if (this.type.indexOf("Store") !== -1) {
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this.category = "Store";
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} else if (this.type.indexOf("Load") !== -1) {
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this.category = "Load";
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}
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let parts = fn_file.split(" ");
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this.functionName = parts[0];
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this.file = parts[1];
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let position = line + ":" + column;
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this.filePosition = this.file + ":" + position;
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this.oldState = oldState;
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this.newState = newState;
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this.state = this.oldState + " → " + this.newState;
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this.key = key;
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this.map = map.toString(16);
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this.reason = reason;
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this.additional = additional;
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}
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parseMapProperties(parts, offset) {
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let next = parts[++offset];
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if (!next.startsWith('dict')) return offset;
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this.propertiesMode =
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next.substr(5) == "0" ? "fast" : "slow";
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this.numberOfOwnProperties = parts[++offset].substr(4);
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next = parts[++offset];
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this.instanceType = next.substr(5, next.length - 6);
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return offset;
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}
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parsePositionAndFile(parts, start) {
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// find the position of 'at' in the parts array.
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let offset = start;
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for (let i = start + 1; i < parts.length; i++) {
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offset++;
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if (parts[i] == 'at') break;
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}
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if (parts[offset] !== 'at') return -1;
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this.position = parts.slice(start, offset).join(' ');
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offset += 1;
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this.isNative = parts[offset] == "native"
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offset += this.isNative ? 1 : 0;
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this.file = parts[offset];
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return offset;
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}
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}
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function loadFile() {
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let files = document.getElementById("uploadInput").files;
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let file = files[0];
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let reader = new FileReader();
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reader.onload = function(evt) {
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let icProcessor = new CustomIcProcessor();
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icProcessor.processString(this.result);
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entries = icProcessor.entries;
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document.getElementById("count").innerHTML = entries.length;
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updateTable();
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}
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reader.readAsText(file);
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initGroupKeySelect();
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}
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class Group {
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constructor(property, key, entry) {
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this.property = property;
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this.key = key;
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this.count = 1;
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this.entries = [entry];
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this.percentage = undefined;
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this.groups = undefined;
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}
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add(entry) {
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this.count++;
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this.entries.push(entry)
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}
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createSubGroups() {
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this.groups = {};
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for (let i = 0; i < properties.length; i++) {
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let subProperty = properties[i];
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if (this.property == subProperty) continue;
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this.groups[subProperty] = groupBy(this.entries, subProperty);
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}
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}
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}
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function groupBy(entries, property) {
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let accumulator = Object.create(null);
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let length = entries.length;
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for (let i = 0; i < length; i++) {
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let entry = entries[i];
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let key = entry[property];
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if (accumulator[key] == undefined) {
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accumulator[key] = new Group(property, key, entry)
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} else {
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let group = accumulator[key];
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if (group.entries == undefined) console.log([group, entry]);
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group.add(entry)
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}
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}
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let result = []
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for (let key in accumulator) {
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let group = accumulator[key];
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group.percentage = Math.round(group.count / length * 100 * 100) / 100;
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result.push(group);
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}
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result.sort((a, b) => {
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return b.count - a.count
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});
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return result;
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}
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function escapeHtml(unsafe) {
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if (!unsafe) return "";
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return unsafe.toString()
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.replace(/&/g, "&")
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.replace(/</g, "<")
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.replace(/>/g, ">")
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.replace(/"/g, """)
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.replace(/'/g, "'");
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}
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function processValue(unsafe) {
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if (!unsafe) return "";
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if (!unsafe.startsWith("http")) return escapeHtml(unsafe);
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let a = document.createElement("a");
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a.href = unsafe;
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a.textContent = unsafe;
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return a;
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}
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function updateTable() {
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let select = document.getElementById("group-key");
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let key = select.options[select.selectedIndex].text;
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let tableBody = document.getElementById("table-body");
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removeAllChildren(tableBody);
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let groups = groupBy(entries, key, true);
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display(groups, tableBody);
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}
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function selecedOption(node) {
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return node.options[node.selectedIndex]
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}
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function removeAllChildren(node) {
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while (node.firstChild) {
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node.removeChild(node.firstChild);
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}
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}
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function display(entries, parent) {
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let fragment = document.createDocumentFragment();
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function td(tr, content, className) {
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let td = document.createElement("td");
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if (typeof content == "object") {
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td.appendChild(content);
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} else {
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td.innerHTML = content;
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}
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td.className = className
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tr.appendChild(td);
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return td
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}
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let max = Math.min(1000, entries.length)
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for (let i = 0; i < max; i++) {
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let entry = entries[i];
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let tr = document.createElement("tr");
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tr.entry = entry;
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td(tr, '<span onclick="toggleDetails(this)">ℹ</a>', 'details');
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td(tr, entry.percentage + "%", 'percentage');
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td(tr, entry.count, 'count');
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td(tr, processValue(entry.key), 'key');
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fragment.appendChild(tr);
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}
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let omitted = entries.length - max;
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if (omitted > 0) {
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let tr = document.createElement("tr");
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let td = td(tr, 'Omitted ' + omitted + " entries.");
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td.colSpan = 4;
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fragment.appendChild(tr);
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}
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parent.appendChild(fragment);
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}
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function displayDrilldown(entry, previousSibling) {
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let tr = document.createElement('tr');
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tr.className = "entry-details";
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tr.style.display = "none";
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// indent by one td.
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tr.appendChild(document.createElement("td"));
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let td = document.createElement("td");
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td.colSpan = 3;
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for (let key in entry.groups) {
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td.appendChild(displayDrilldownGroup(entry, key));
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}
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tr.appendChild(td);
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// Append the new TR after previousSibling.
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previousSibling.parentNode.insertBefore(tr, previousSibling.nextSibling)
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}
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function displayDrilldownGroup(entry, key) {
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let max = 20;
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let group = entry.groups[key];
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let div = document.createElement("div")
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div.className = 'drilldown-group-title'
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div.textContent = key + ' [top ' + max + ' out of ' + group.length + ']';
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let table = document.createElement("table");
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display(group.slice(0, max), table, false)
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div.appendChild(table);
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return div;
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}
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function toggleDetails(node) {
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let tr = node.parentNode.parentNode;
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let entry = tr.entry;
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// Create subgroup in-place if the don't exist yet.
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if (entry.groups === undefined) {
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entry.createSubGroups();
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displayDrilldown(entry, tr);
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}
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let details = tr.nextSibling;
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let display = details.style.display;
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if (display != "none") {
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display = "none";
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} else {
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display = "table-row"
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};
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details.style.display = display;
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}
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function initGroupKeySelect() {
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let select = document.getElementById("group-key");
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for (let i in properties) {
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let option = document.createElement("option");
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option.text = properties[i];
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select.add(option);
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}
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}
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function handleOnLoad() {
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document.querySelector("#uploadInput").focus();
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}
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</script>
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</head>
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<body onload="handleOnLoad()">
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<h1>
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<span style="color: #00FF00">I</span>
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<span style="color: #FF00FF">C</span>
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<span style="color: #00FFFF">E</span>
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</h1> Your IC-Explorer.
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<div id="legend" style="padding-right: 200px">
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<div style="float:right; border-style: solid; border-width: 1px; padding:20px">
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0 uninitialized<br>
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. premonomorphic<br>
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1 monomorphic<br>
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^ recompute handler<br>
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P polymorphic<br>
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N megamorphic<br>
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G generic
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</div>
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</div>
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<h2>Usage</h2> Run your script with <code>--trace_ic</code> and upload <code>v8.log</code> on this page:<br/>
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<code>/path/to/d8 --trace_ic your_script.js</code>
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<h2>Data</h2>
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<form name="fileForm">
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<p>
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<input id="uploadInput" type="file" name="files" onchange="loadFile();"> trace entries: <span id="count">0</span>
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</p>
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</form>
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<h2>Result</h2>
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<p>
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Group-Key:
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<select id="group-key" onchange="updateTable()"></select>
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</p>
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<p>
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<table id="table" width="100%">
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<tbody id="table-body">
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</tbody>
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</table>
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</p>
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</body>
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</html>
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