|  | // Copyright (c) 2021, Compiler Explorer 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. | 
|  | // | 
|  | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | 
|  | // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 
|  | // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | 
|  | // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | 
|  | // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | 
|  | // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | 
|  | // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | 
|  | // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | 
|  | // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | 
|  | // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | 
|  | // POSSIBILITY OF SUCH DAMAGE. | 
|  |  | 
|  | import _ from 'underscore'; | 
|  | import * as monaco from 'monaco-editor'; | 
|  | import {Container} from 'golden-layout'; | 
|  |  | 
|  | import {MonacoPane} from './pane'; | 
|  | import {IrState} from './ir-view.interfaces'; | 
|  | import {MonacoPaneState} from './pane.interfaces'; | 
|  |  | 
|  | import {ga} from '../analytics'; | 
|  | import {extendConfig} from '../monaco-config'; | 
|  | import {applyColours} from '../colour'; | 
|  |  | 
|  | import {Hub} from '../hub'; | 
|  |  | 
|  | export class Ir extends MonacoPane<monaco.editor.IStandaloneCodeEditor, IrState> { | 
|  | linkedFadeTimeoutId = -1; | 
|  | irCode: any[] = []; | 
|  | colours: any[] = []; | 
|  | decorations: any = {}; | 
|  | previousDecorations: string[] = []; | 
|  |  | 
|  | constructor(hub: Hub, container: Container, state: IrState & MonacoPaneState) { | 
|  | super(hub, container, state); | 
|  | if (state.irOutput) { | 
|  | this.showIrResults(state.irOutput); | 
|  | } | 
|  | } | 
|  |  | 
|  | override getInitialHTML(): string { | 
|  | return $('#ir').html(); | 
|  | } | 
|  |  | 
|  | override createEditor(editorRoot: HTMLElement): monaco.editor.IStandaloneCodeEditor { | 
|  | return monaco.editor.create( | 
|  | editorRoot, | 
|  | extendConfig({ | 
|  | language: 'llvm-ir', | 
|  | readOnly: true, | 
|  | glyphMargin: true, | 
|  | lineNumbersMinChars: 3, | 
|  | }) | 
|  | ); | 
|  | } | 
|  |  | 
|  | override registerOpeningAnalyticsEvent(): void { | 
|  | ga.proxy('send', { | 
|  | hitType: 'event', | 
|  | eventCategory: 'OpenViewPane', | 
|  | eventAction: 'Ir', | 
|  | }); | 
|  | } | 
|  |  | 
|  | override getDefaultPaneName(): string { | 
|  | return 'LLVM IR Viewer'; | 
|  | } | 
|  |  | 
|  | override registerEditorActions(): void { | 
|  | this.editor.addAction({ | 
|  | id: 'viewsource', | 
|  | label: 'Scroll to source', | 
|  | keybindings: [monaco.KeyMod.CtrlCmd | monaco.KeyCode.F10], | 
|  | contextMenuGroupId: 'navigation', | 
|  | contextMenuOrder: 1.5, | 
|  | run: editor => { | 
|  | const position = editor.getPosition(); | 
|  | if (position != null) { | 
|  | const desiredLine = position.lineNumber - 1; | 
|  | const source = this.irCode[desiredLine].source; | 
|  | if (source !== null && source.file !== null) { | 
|  | this.eventHub.emit( | 
|  | 'editorLinkLine', | 
|  | this.compilerInfo.editorId as number, | 
|  | source.line, | 
|  | -1, | 
|  | -1, | 
|  | true | 
|  | ); | 
|  | } | 
|  | } | 
|  | }, | 
|  | }); | 
|  | } | 
|  |  | 
|  | override registerCallbacks(): void { | 
|  | const onMouseMove = _.throttle(this.onMouseMove.bind(this), 50); | 
|  | const onDidChangeCursorSelection = _.throttle(this.onDidChangeCursorSelection.bind(this), 500); | 
|  | const onColoursOnCompile = this.eventHub.mediateDependentCalls( | 
|  | this.onColours.bind(this), | 
|  | this.onCompileResult.bind(this) | 
|  | ); | 
|  |  | 
|  | this.paneRenaming.on('renamePane', this.updateState.bind(this)); | 
|  |  | 
|  | this.eventHub.on('compileResult', onColoursOnCompile.dependencyProxy, this); | 
|  | this.eventHub.on('colours', onColoursOnCompile.dependentProxy, this); | 
|  | this.eventHub.on('panesLinkLine', this.onPanesLinkLine.bind(this)); | 
|  |  | 
|  | this.editor.onMouseMove(event => onMouseMove(event)); | 
|  | this.editor.onDidChangeCursorSelection(event => onDidChangeCursorSelection(event)); | 
|  |  | 
|  | this.eventHub.emit('irViewOpened', this.compilerInfo.compilerId); | 
|  | this.eventHub.emit('requestSettings'); | 
|  | } | 
|  |  | 
|  | override onCompileResult(compilerId: number, compiler: any, result: any): void { | 
|  | if (this.compilerInfo.compilerId !== compilerId) return; | 
|  | if (result.hasIrOutput) { | 
|  | this.showIrResults(result.irOutput); | 
|  | } else if (compiler.supportsIrView) { | 
|  | this.showIrResults([{text: '<No output>'}]); | 
|  | } | 
|  | } | 
|  |  | 
|  | override onCompiler(compilerId: number, compiler: any, options: unknown, editorId: number, treeId: number): void { | 
|  | if (this.compilerInfo.compilerId !== compilerId) return; | 
|  | this.compilerInfo.compilerName = compiler ? compiler.name : ''; | 
|  | this.compilerInfo.editorId = editorId; | 
|  | this.compilerInfo.treeId = treeId; | 
|  | this.updateTitle(); | 
|  | if (compiler && !compiler.supportsIrView) { | 
|  | this.editor.setValue('<LLVM IR output is not supported for this compiler>'); | 
|  | } | 
|  | } | 
|  |  | 
|  | showIrResults(result: any[]): void { | 
|  | this.irCode = result; | 
|  | this.editor.getModel()?.setValue(result.length ? _.pluck(result, 'text').join('\n') : '<No LLVM IR generated>'); | 
|  |  | 
|  | if (!this.isAwaitingInitialResults) { | 
|  | if (this.selection) { | 
|  | this.editor.setSelection(this.selection); | 
|  | this.editor.revealLinesInCenter(this.selection.startLineNumber, this.selection.endLineNumber); | 
|  | } | 
|  | this.isAwaitingInitialResults = true; | 
|  | } | 
|  | } | 
|  |  | 
|  | onColours(compilerId: number, colours: any, scheme: any): void { | 
|  | if (compilerId !== this.compilerInfo.compilerId) return; | 
|  | const irColours: Record<number, number> = {}; | 
|  | for (const [index, code] of this.irCode.entries()) { | 
|  | if ( | 
|  | code.source && | 
|  | code.source.file === null && | 
|  | code.source.line > 0 && | 
|  | colours[code.source.line - 1] !== undefined | 
|  | ) { | 
|  | irColours[index] = colours[code.source.line - 1]; | 
|  | } | 
|  | } | 
|  | this.colours = applyColours(this.editor, irColours, scheme, this.colours); | 
|  | } | 
|  |  | 
|  | onMouseMove(e: monaco.editor.IEditorMouseEvent): void { | 
|  | if (e.target.position === null) return; | 
|  | if (this.settings.hoverShowSource === true) { | 
|  | this.clearLinkedLines(); | 
|  | if (e.target.position.lineNumber - 1 in this.irCode) { | 
|  | const hoverCode = this.irCode[e.target.position.lineNumber - 1]; | 
|  | let sourceLine = -1; | 
|  | let sourceColumnBegin = -1; | 
|  | let sourceColumnEnd = -1; | 
|  |  | 
|  | if (hoverCode.source && !hoverCode.source.file) { | 
|  | sourceLine = hoverCode.source.line; | 
|  | if (hoverCode.source.column) { | 
|  | sourceColumnBegin = hoverCode.source.column; | 
|  | sourceColumnEnd = sourceColumnBegin; | 
|  | } | 
|  | } | 
|  |  | 
|  | this.eventHub.emit( | 
|  | 'editorLinkLine', | 
|  | this.compilerInfo.editorId as number, | 
|  | sourceLine, | 
|  | sourceColumnBegin, | 
|  | sourceColumnEnd, | 
|  | false | 
|  | ); | 
|  | this.eventHub.emit( | 
|  | 'panesLinkLine', | 
|  | this.compilerInfo.compilerId, | 
|  | sourceLine, | 
|  | sourceColumnBegin, | 
|  | sourceColumnEnd, | 
|  | false, | 
|  | this.getPaneName() | 
|  | ); | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | onPanesLinkLine( | 
|  | compilerId: number, | 
|  | lineNumber: number, | 
|  | columnBegin: number, | 
|  | columnEnd: number, | 
|  | revealLinesInEditor: boolean, | 
|  | sender: string | 
|  | ): void { | 
|  | if (compilerId !== this.compilerInfo.compilerId) return; | 
|  | const lineNumbers: number[] = []; | 
|  | const directlyLinkedLineNumbers: number[] = []; | 
|  | const isSignalFromAnotherPane = sender !== this.getPaneName(); | 
|  |  | 
|  | for (const [index, irLine] of this.irCode.entries()) { | 
|  | if (irLine.source && irLine.source.file === null && irLine.source.line === lineNumber) { | 
|  | const line = index + 1; | 
|  | const currentColumn = irLine.source.column; | 
|  | lineNumbers.push(line); | 
|  | if ( | 
|  | isSignalFromAnotherPane && | 
|  | currentColumn && | 
|  | columnBegin <= currentColumn && | 
|  | currentColumn <= columnEnd | 
|  | ) { | 
|  | directlyLinkedLineNumbers.push(line); | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | if (revealLinesInEditor && lineNumbers[0]) { | 
|  | // Just make sure that the mapped line is in view! | 
|  | this.editor.revealLinesInCenter(lineNumbers[0], lineNumbers[0]); | 
|  | } | 
|  |  | 
|  | const lineClassName = isSignalFromAnotherPane ? 'linked-code-decoration-line' : ''; | 
|  | const linkedLineDecorations: monaco.editor.IModelDeltaDecoration[] = lineNumbers.map(line => ({ | 
|  | range: new monaco.Range(line, 1, line, 1), | 
|  | options: { | 
|  | isWholeLine: true, | 
|  | linesDecorationsClassName: 'linked-code-decoration-margin', | 
|  | className: lineClassName, | 
|  | }, | 
|  | })); | 
|  | const directlyLinkedLineDecorations: monaco.editor.IModelDeltaDecoration[] = directlyLinkedLineNumbers.map( | 
|  | line => ({ | 
|  | range: new monaco.Range(line, 1, line, 1), | 
|  | options: { | 
|  | isWholeLine: true, | 
|  | inlineClassName: 'linked-code-decoration-column', | 
|  | }, | 
|  | }) | 
|  | ); | 
|  | this.decorations.linkedCode = [...linkedLineDecorations, ...directlyLinkedLineDecorations]; | 
|  |  | 
|  | if (this.linkedFadeTimeoutId !== -1) { | 
|  | clearTimeout(this.linkedFadeTimeoutId); | 
|  | } | 
|  | // @ts-expect-error mismatched type on setTimeout, assumes NodeJS.Timeout | 
|  | this.linkedFadeTimeoutId = setTimeout(() => { | 
|  | this.clearLinkedLines(); | 
|  | this.linkedFadeTimeoutId = -1; | 
|  | }, 5000); | 
|  | this.updateDecorations(); | 
|  | } | 
|  |  | 
|  | updateDecorations(): void { | 
|  | this.previousDecorations = this.editor.deltaDecorations( | 
|  | this.previousDecorations, | 
|  | _.flatten(_.values(this.decorations)) | 
|  | ); | 
|  | } | 
|  |  | 
|  | clearLinkedLines(): void { | 
|  | this.decorations.linkedCode = []; | 
|  | this.updateDecorations(); | 
|  | } | 
|  |  | 
|  | /** LLVM IR View proxies some things in the standard callbacks */ | 
|  | override registerStandardCallbacks(): void { | 
|  | // TODO(jeremy-rifkin) While I'm here, this needs to be refactored to take advantage of base class logic | 
|  | // Other panes probably need to be changed too | 
|  | this.fontScale.on('change', this.updateState.bind(this)); | 
|  | this.container.on('destroy', this.close.bind(this)); | 
|  | this.container.on('resize', this.resize.bind(this)); | 
|  | this.eventHub.on('compiler', this.onCompiler.bind(this)); | 
|  | this.eventHub.on('compilerClose', this.onCompilerClose.bind(this)); | 
|  | this.eventHub.on('settingsChange', this.onSettingsChange.bind(this)); | 
|  | this.eventHub.on('shown', this.resize.bind(this)); | 
|  | this.eventHub.on('resize', this.resize.bind(this)); | 
|  | } | 
|  |  | 
|  | override close(): void { | 
|  | this.eventHub.unsubscribe(); | 
|  | this.eventHub.emit('irViewClosed', this.compilerInfo.compilerId); | 
|  | this.editor.dispose(); | 
|  | } | 
|  | } |