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// Copyright 2018 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import {Sequence} from "./source-resolver.js"
import {isIterable} from "./util.js"
import {PhaseView} from "./view.js"
import {TextView} from "./text-view.js"
export class SequenceView extends TextView implements PhaseView {
sequence: Sequence;
search_info: Array<any>;
createViewElement() {
const pane = document.createElement('div');
pane.setAttribute('id', "sequence");
return pane;
}
constructor(parentId, broker) {
super(parentId, broker, null);
}
attachSelection(s) {
const view = this;
if (!(s instanceof Set)) return;
view.selectionHandler.clear();
view.blockSelectionHandler.clear();
const selected = new Array();
for (const key of s) selected.push(key);
view.selectionHandler.select(selected, true);
}
detachSelection() {
this.blockSelection.clear();
return this.selection.detachSelection();
}
initializeContent(data, rememberedSelection) {
this.divNode.innerHTML = '';
this.sequence = data.sequence;
this.search_info = [];
this.addBlocks(this.sequence.blocks);
this.attachSelection(rememberedSelection);
}
elementForBlock(block) {
const view = this;
function createElement(tag: string, cls: string | Array<string>, content?: string) {
const el = document.createElement(tag);
if (isIterable(cls)) {
for (const c of cls) el.classList.add(c);
} else {
el.classList.add(cls);
}
if (content != undefined) el.innerHTML = content;
return el;
}
function mkLinkHandler(id, handler) {
return function (e) {
e.stopPropagation();
if (!e.shiftKey) {
handler.clear();
}
handler.select(["" + id], true);
};
}
function mkBlockLinkHandler(blockId) {
return mkLinkHandler(blockId, view.blockSelectionHandler);
}
function mkOperandLinkHandler(text) {
return mkLinkHandler(text, view.selectionHandler);
}
function elementForOperand(operand, search_info) {
var text = operand.text;
const operandEl = createElement("div", ["parameter", "tag", "clickable", operand.type], text);
if (operand.tooltip) {
operandEl.setAttribute("title", operand.tooltip);
}
operandEl.onclick = mkOperandLinkHandler(text);
search_info.push(text);
view.addHtmlElementForNodeId(text, operandEl);
return operandEl;
}
function elementForInstruction(instruction, search_info) {
const instNodeEl = createElement("div", "instruction-node");
const inst_id = createElement("div", "instruction-id", instruction.id);
instNodeEl.appendChild(inst_id);
const instContentsEl = createElement("div", "instruction-contents");
instNodeEl.appendChild(instContentsEl);
// Print gap moves.
const gapEl = createElement("div", "gap", "gap");
instContentsEl.appendChild(gapEl);
for (const gap of instruction.gaps) {
const moves = createElement("div", ["comma-sep-list", "gap-move"]);
for (const move of gap) {
const moveEl = createElement("div", "move");
const destinationEl = elementForOperand(move[0], search_info);
moveEl.appendChild(destinationEl);
const assignEl = createElement("div", "assign", "=");
moveEl.appendChild(assignEl);
const sourceEl = elementForOperand(move[1], search_info);
moveEl.appendChild(sourceEl);
moves.appendChild(moveEl);
}
gapEl.appendChild(moves);
}
const instEl = createElement("div", "instruction");
instContentsEl.appendChild(instEl);
if (instruction.outputs.length > 0) {
const outputs = createElement("div", ["comma-sep-list", "input-output-list"]);
for (const output of instruction.outputs) {
const outputEl = elementForOperand(output, search_info);
outputs.appendChild(outputEl);
}
instEl.appendChild(outputs);
const assignEl = createElement("div", "assign", "=");
instEl.appendChild(assignEl);
}
var text = instruction.opcode + instruction.flags;
const inst_label = createElement("div", "node-label", text);
search_info.push(text);
view.addHtmlElementForNodeId(text, inst_label);
instEl.appendChild(inst_label);
if (instruction.inputs.length > 0) {
const inputs = createElement("div", ["comma-sep-list", "input-output-list"]);
for (const input of instruction.inputs) {
const inputEl = elementForOperand(input, search_info);
inputs.appendChild(inputEl);
}
instEl.appendChild(inputs);
}
if (instruction.temps.length > 0) {
const temps = createElement("div", ["comma-sep-list", "input-output-list", "temps"]);
for (const temp of instruction.temps) {
const tempEl = elementForOperand(temp, search_info);
temps.appendChild(tempEl);
}
instEl.appendChild(temps);
}
return instNodeEl;
}
const sequence_block = createElement("div", "schedule-block");
const block_id = createElement("div", ["block-id", "com", "clickable"], block.id);
block_id.onclick = mkBlockLinkHandler(block.id);
sequence_block.appendChild(block_id);
const block_pred = createElement("div", ["predecessor-list", "block-list", "comma-sep-list"]);
for (const pred of block.predecessors) {
const predEl = createElement("div", ["block-id", "com", "clickable"], pred);
predEl.onclick = mkBlockLinkHandler(pred);
block_pred.appendChild(predEl);
}
if (block.predecessors.length > 0) sequence_block.appendChild(block_pred);
const phis = createElement("div", "phis");
sequence_block.appendChild(phis);
const phiLabel = createElement("div", "phi-label", "phi:");
phis.appendChild(phiLabel);
const phiContents = createElement("div", "phi-contents");
phis.appendChild(phiContents);
for (const phi of block.phis) {
const phiEl = createElement("div", "phi");
phiContents.appendChild(phiEl);
const outputEl = elementForOperand(phi.output, this.search_info);
phiEl.appendChild(outputEl);
const assignEl = createElement("div", "assign", "=");
phiEl.appendChild(assignEl);
for (const input of phi.operands) {
const inputEl = createElement("div", ["parameter", "tag", "clickable"], input);
phiEl.appendChild(inputEl);
}
}
const instructions = createElement("div", "instructions");
for (const instruction of block.instructions) {
instructions.appendChild(elementForInstruction(instruction, this.search_info));
}
sequence_block.appendChild(instructions);
const block_succ = createElement("div", ["successor-list", "block-list", "comma-sep-list"]);
for (const succ of block.successors) {
const succEl = createElement("div", ["block-id", "com", "clickable"], succ);
succEl.onclick = mkBlockLinkHandler(succ);
block_succ.appendChild(succEl);
}
if (block.successors.length > 0) sequence_block.appendChild(block_succ);
this.addHtmlElementForBlockId(block.id, sequence_block);
return sequence_block;
}
addBlocks(blocks) {
for (const block of blocks) {
const blockEl = this.elementForBlock(block);
this.divNode.appendChild(blockEl);
}
}
searchInputAction(searchBar, e) {
e.stopPropagation();
this.selectionHandler.clear();
const query = searchBar.value;
if (query.length == 0) return;
const select = [];
window.sessionStorage.setItem("lastSearch", query);
const reg = new RegExp(query);
for (const item of this.search_info) {
if (reg.exec(item) != null) {
select.push(item);
}
}
this.selectionHandler.select(select, true);
}
onresize() { }
}
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