2615 lines
95 KiB
JavaScript
2615 lines
95 KiB
JavaScript
// include: shell.js
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// The Module object: Our interface to the outside world. We import
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// and export values on it. There are various ways Module can be used:
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// 1. Not defined. We create it here
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// 2. A function parameter, function(Module) { ..generated code.. }
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// 3. pre-run appended it, var Module = {}; ..generated code..
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// 4. External script tag defines var Module.
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// We need to check if Module already exists (e.g. case 3 above).
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// Substitution will be replaced with actual code on later stage of the build,
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// this way Closure Compiler will not mangle it (e.g. case 4. above).
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// Note that if you want to run closure, and also to use Module
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// after the generated code, you will need to define var Module = {};
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// before the code. Then that object will be used in the code, and you
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// can continue to use Module afterwards as well.
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var Module = typeof Module != 'undefined' ? Module : {};
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// --pre-jses are emitted after the Module integration code, so that they can
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// refer to Module (if they choose; they can also define Module)
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// Sometimes an existing Module object exists with properties
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// meant to overwrite the default module functionality. Here
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// we collect those properties and reapply _after_ we configure
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// the current environment's defaults to avoid having to be so
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// defensive during initialization.
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var moduleOverrides = Object.assign({}, Module);
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var arguments_ = [];
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var thisProgram = './this.program';
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var quit_ = (status, toThrow) => {
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throw toThrow;
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};
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// Determine the runtime environment we are in. You can customize this by
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// setting the ENVIRONMENT setting at compile time (see settings.js).
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// Attempt to auto-detect the environment
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var ENVIRONMENT_IS_WEB = typeof window == 'object';
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var ENVIRONMENT_IS_WORKER = typeof importScripts == 'function';
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// N.b. Electron.js environment is simultaneously a NODE-environment, but
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// also a web environment.
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var ENVIRONMENT_IS_NODE = typeof process == 'object' && typeof process.versions == 'object' && typeof process.versions.node == 'string';
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var ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER;
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if (Module['ENVIRONMENT']) {
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throw new Error('Module.ENVIRONMENT has been deprecated. To force the environment, use the ENVIRONMENT compile-time option (for example, -sENVIRONMENT=web or -sENVIRONMENT=node)');
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}
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// Three configurations we can be running in:
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// 1) We could be the application main() thread running in the main JS UI thread. (ENVIRONMENT_IS_WORKER == false and ENVIRONMENT_IS_PTHREAD == false)
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// 2) We could be the application main() thread proxied to worker. (with Emscripten -sPROXY_TO_WORKER) (ENVIRONMENT_IS_WORKER == true, ENVIRONMENT_IS_PTHREAD == false)
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// 3) We could be an application pthread running in a worker. (ENVIRONMENT_IS_WORKER == true and ENVIRONMENT_IS_PTHREAD == true)
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// ENVIRONMENT_IS_PTHREAD=true will have been preset in worker.js. Make it false in the main runtime thread.
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var ENVIRONMENT_IS_PTHREAD = Module['ENVIRONMENT_IS_PTHREAD'] || false;
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// In MODULARIZE mode _scriptDir needs to be captured already at the very top of the page immediately when the page is parsed, so it is generated there
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// before the page load. In non-MODULARIZE modes generate it here.
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var _scriptDir = (typeof document != 'undefined' && document.currentScript) ? document.currentScript.src : undefined;
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if (ENVIRONMENT_IS_WORKER) {
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_scriptDir = self.location.href;
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}
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else if (ENVIRONMENT_IS_NODE) {
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_scriptDir = __filename;
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}
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// `/` should be present at the end if `scriptDirectory` is not empty
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var scriptDirectory = '';
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function locateFile(path) {
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if (Module['locateFile']) {
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return Module['locateFile'](path, scriptDirectory);
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}
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return scriptDirectory + path;
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}
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// Hooks that are implemented differently in different runtime environments.
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var read_,
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readAsync,
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readBinary;
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if (ENVIRONMENT_IS_NODE) {
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if (typeof process == 'undefined' || !process.release || process.release.name !== 'node') throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)');
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var nodeVersion = process.versions.node;
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var numericVersion = nodeVersion.split('.').slice(0, 3);
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numericVersion = (numericVersion[0] * 10000) + (numericVersion[1] * 100) + (numericVersion[2].split('-')[0] * 1);
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var minVersion = 160000;
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if (numericVersion < 160000) {
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throw new Error('This emscripten-generated code requires node v16.0.0 (detected v' + nodeVersion + ')');
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}
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// `require()` is no-op in an ESM module, use `createRequire()` to construct
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// the require()` function. This is only necessary for multi-environment
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// builds, `-sENVIRONMENT=node` emits a static import declaration instead.
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// TODO: Swap all `require()`'s with `import()`'s?
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// These modules will usually be used on Node.js. Load them eagerly to avoid
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// the complexity of lazy-loading.
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var fs = require('fs');
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var nodePath = require('path');
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if (ENVIRONMENT_IS_WORKER) {
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scriptDirectory = nodePath.dirname(scriptDirectory) + '/';
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} else {
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scriptDirectory = __dirname + '/';
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}
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// include: node_shell_read.js
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read_ = (filename, binary) => {
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// We need to re-wrap `file://` strings to URLs. Normalizing isn't
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// necessary in that case, the path should already be absolute.
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filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename);
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return fs.readFileSync(filename, binary ? undefined : 'utf8');
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};
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readBinary = (filename) => {
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var ret = read_(filename, true);
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if (!ret.buffer) {
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ret = new Uint8Array(ret);
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}
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assert(ret.buffer);
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return ret;
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};
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readAsync = (filename, onload, onerror, binary = true) => {
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// See the comment in the `read_` function.
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filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename);
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fs.readFile(filename, binary ? undefined : 'utf8', (err, data) => {
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if (err) onerror(err);
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else onload(binary ? data.buffer : data);
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});
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};
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// end include: node_shell_read.js
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if (!Module['thisProgram'] && process.argv.length > 1) {
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thisProgram = process.argv[1].replace(/\\/g, '/');
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}
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arguments_ = process.argv.slice(2);
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if (typeof module != 'undefined') {
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module['exports'] = Module;
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}
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process.on('uncaughtException', (ex) => {
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// suppress ExitStatus exceptions from showing an error
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if (ex !== 'unwind' && !(ex instanceof ExitStatus) && !(ex.context instanceof ExitStatus)) {
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throw ex;
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}
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});
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quit_ = (status, toThrow) => {
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process.exitCode = status;
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throw toThrow;
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};
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global.Worker = require('worker_threads').Worker;
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} else
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if (ENVIRONMENT_IS_SHELL) {
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if ((typeof process == 'object' && typeof require === 'function') || typeof window == 'object' || typeof importScripts == 'function') throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)');
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if (typeof read != 'undefined') {
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read_ = read;
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}
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readBinary = (f) => {
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if (typeof readbuffer == 'function') {
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return new Uint8Array(readbuffer(f));
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}
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let data = read(f, 'binary');
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assert(typeof data == 'object');
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return data;
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};
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readAsync = (f, onload, onerror) => {
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setTimeout(() => onload(readBinary(f)));
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};
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if (typeof clearTimeout == 'undefined') {
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globalThis.clearTimeout = (id) => {};
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}
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if (typeof setTimeout == 'undefined') {
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// spidermonkey lacks setTimeout but we use it above in readAsync.
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globalThis.setTimeout = (f) => (typeof f == 'function') ? f() : abort();
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}
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if (typeof scriptArgs != 'undefined') {
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arguments_ = scriptArgs;
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} else if (typeof arguments != 'undefined') {
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arguments_ = arguments;
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}
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if (typeof quit == 'function') {
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quit_ = (status, toThrow) => {
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// Unlike node which has process.exitCode, d8 has no such mechanism. So we
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// have no way to set the exit code and then let the program exit with
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// that code when it naturally stops running (say, when all setTimeouts
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// have completed). For that reason, we must call `quit` - the only way to
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// set the exit code - but quit also halts immediately. To increase
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// consistency with node (and the web) we schedule the actual quit call
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// using a setTimeout to give the current stack and any exception handlers
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// a chance to run. This enables features such as addOnPostRun (which
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// expected to be able to run code after main returns).
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setTimeout(() => {
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if (!(toThrow instanceof ExitStatus)) {
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let toLog = toThrow;
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if (toThrow && typeof toThrow == 'object' && toThrow.stack) {
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toLog = [toThrow, toThrow.stack];
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}
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err(`exiting due to exception: ${toLog}`);
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}
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quit(status);
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});
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throw toThrow;
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};
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}
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if (typeof print != 'undefined') {
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// Prefer to use print/printErr where they exist, as they usually work better.
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if (typeof console == 'undefined') console = /** @type{!Console} */({});
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console.log = /** @type{!function(this:Console, ...*): undefined} */ (print);
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console.warn = console.error = /** @type{!function(this:Console, ...*): undefined} */ (typeof printErr != 'undefined' ? printErr : print);
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}
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} else
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// Note that this includes Node.js workers when relevant (pthreads is enabled).
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// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and
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// ENVIRONMENT_IS_NODE.
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if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) {
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if (ENVIRONMENT_IS_WORKER) { // Check worker, not web, since window could be polyfilled
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scriptDirectory = self.location.href;
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} else if (typeof document != 'undefined' && document.currentScript) { // web
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scriptDirectory = document.currentScript.src;
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}
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// blob urls look like blob:http://site.com/etc/etc and we cannot infer anything from them.
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// otherwise, slice off the final part of the url to find the script directory.
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// if scriptDirectory does not contain a slash, lastIndexOf will return -1,
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// and scriptDirectory will correctly be replaced with an empty string.
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// If scriptDirectory contains a query (starting with ?) or a fragment (starting with #),
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// they are removed because they could contain a slash.
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if (scriptDirectory.startsWith('blob:')) {
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scriptDirectory = '';
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} else {
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scriptDirectory = scriptDirectory.substr(0, scriptDirectory.replace(/[?#].*/, '').lastIndexOf('/')+1);
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}
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if (!(typeof window == 'object' || typeof importScripts == 'function')) throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)');
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// Differentiate the Web Worker from the Node Worker case, as reading must
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// be done differently.
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if (!ENVIRONMENT_IS_NODE)
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{
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// include: web_or_worker_shell_read.js
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read_ = (url) => {
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var xhr = new XMLHttpRequest();
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xhr.open('GET', url, false);
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xhr.send(null);
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return xhr.responseText;
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}
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if (ENVIRONMENT_IS_WORKER) {
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readBinary = (url) => {
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var xhr = new XMLHttpRequest();
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xhr.open('GET', url, false);
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xhr.responseType = 'arraybuffer';
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xhr.send(null);
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return new Uint8Array(/** @type{!ArrayBuffer} */(xhr.response));
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};
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}
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readAsync = (url, onload, onerror) => {
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var xhr = new XMLHttpRequest();
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xhr.open('GET', url, true);
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xhr.responseType = 'arraybuffer';
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xhr.onload = () => {
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if (xhr.status == 200 || (xhr.status == 0 && xhr.response)) { // file URLs can return 0
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onload(xhr.response);
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return;
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}
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onerror();
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};
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xhr.onerror = onerror;
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xhr.send(null);
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}
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// end include: web_or_worker_shell_read.js
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}
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} else
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{
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throw new Error('environment detection error');
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}
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if (ENVIRONMENT_IS_NODE) {
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// Polyfill the performance object, which emscripten pthreads support
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// depends on for good timing.
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if (typeof performance == 'undefined') {
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global.performance = require('perf_hooks').performance;
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}
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}
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// Set up the out() and err() hooks, which are how we can print to stdout or
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// stderr, respectively.
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// Normally just binding console.log/console.error here works fine, but
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// under node (with workers) we see missing/out-of-order messages so route
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// directly to stdout and stderr.
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// See https://github.com/emscripten-core/emscripten/issues/14804
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var defaultPrint = console.log.bind(console);
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var defaultPrintErr = console.error.bind(console);
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if (ENVIRONMENT_IS_NODE) {
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defaultPrint = (...args) => fs.writeSync(1, args.join(' ') + '\n');
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defaultPrintErr = (...args) => fs.writeSync(2, args.join(' ') + '\n');
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}
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var out = Module['print'] || defaultPrint;
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var err = Module['printErr'] || defaultPrintErr;
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// Merge back in the overrides
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Object.assign(Module, moduleOverrides);
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// Free the object hierarchy contained in the overrides, this lets the GC
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// reclaim data used.
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moduleOverrides = null;
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checkIncomingModuleAPI();
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// Emit code to handle expected values on the Module object. This applies Module.x
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// to the proper local x. This has two benefits: first, we only emit it if it is
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// expected to arrive, and second, by using a local everywhere else that can be
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// minified.
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if (Module['arguments']) arguments_ = Module['arguments'];legacyModuleProp('arguments', 'arguments_');
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if (Module['thisProgram']) thisProgram = Module['thisProgram'];legacyModuleProp('thisProgram', 'thisProgram');
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if (Module['quit']) quit_ = Module['quit'];legacyModuleProp('quit', 'quit_');
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// perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message
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// Assertions on removed incoming Module JS APIs.
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assert(typeof Module['memoryInitializerPrefixURL'] == 'undefined', 'Module.memoryInitializerPrefixURL option was removed, use Module.locateFile instead');
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assert(typeof Module['pthreadMainPrefixURL'] == 'undefined', 'Module.pthreadMainPrefixURL option was removed, use Module.locateFile instead');
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assert(typeof Module['cdInitializerPrefixURL'] == 'undefined', 'Module.cdInitializerPrefixURL option was removed, use Module.locateFile instead');
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assert(typeof Module['filePackagePrefixURL'] == 'undefined', 'Module.filePackagePrefixURL option was removed, use Module.locateFile instead');
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assert(typeof Module['read'] == 'undefined', 'Module.read option was removed (modify read_ in JS)');
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assert(typeof Module['readAsync'] == 'undefined', 'Module.readAsync option was removed (modify readAsync in JS)');
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assert(typeof Module['readBinary'] == 'undefined', 'Module.readBinary option was removed (modify readBinary in JS)');
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assert(typeof Module['setWindowTitle'] == 'undefined', 'Module.setWindowTitle option was removed (modify emscripten_set_window_title in JS)');
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assert(typeof Module['TOTAL_MEMORY'] == 'undefined', 'Module.TOTAL_MEMORY has been renamed Module.INITIAL_MEMORY');
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legacyModuleProp('asm', 'wasmExports');
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legacyModuleProp('read', 'read_');
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legacyModuleProp('readAsync', 'readAsync');
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legacyModuleProp('readBinary', 'readBinary');
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legacyModuleProp('setWindowTitle', 'setWindowTitle');
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var IDBFS = 'IDBFS is no longer included by default; build with -lidbfs.js';
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var PROXYFS = 'PROXYFS is no longer included by default; build with -lproxyfs.js';
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var WORKERFS = 'WORKERFS is no longer included by default; build with -lworkerfs.js';
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var FETCHFS = 'FETCHFS is no longer included by default; build with -lfetchfs.js';
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var ICASEFS = 'ICASEFS is no longer included by default; build with -licasefs.js';
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var JSFILEFS = 'JSFILEFS is no longer included by default; build with -ljsfilefs.js';
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var OPFS = 'OPFS is no longer included by default; build with -lopfs.js';
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var NODEFS = 'NODEFS is no longer included by default; build with -lnodefs.js';
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assert(
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ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER || ENVIRONMENT_IS_NODE, 'Pthreads do not work in this environment yet (need Web Workers, or an alternative to them)');
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assert(!ENVIRONMENT_IS_SHELL, 'shell environment detected but not enabled at build time. Add `shell` to `-sENVIRONMENT` to enable.');
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// end include: shell.js
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// include: preamble.js
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// === Preamble library stuff ===
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// Documentation for the public APIs defined in this file must be updated in:
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// site/source/docs/api_reference/preamble.js.rst
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// A prebuilt local version of the documentation is available at:
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// site/build/text/docs/api_reference/preamble.js.txt
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// You can also build docs locally as HTML or other formats in site/
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// An online HTML version (which may be of a different version of Emscripten)
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// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html
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var wasmBinary;
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if (Module['wasmBinary']) wasmBinary = Module['wasmBinary'];legacyModuleProp('wasmBinary', 'wasmBinary');
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if (typeof WebAssembly != 'object') {
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err('no native wasm support detected');
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}
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// Wasm globals
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var wasmMemory;
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// For sending to workers.
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var wasmModule;
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//========================================
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// Runtime essentials
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//========================================
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// whether we are quitting the application. no code should run after this.
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// set in exit() and abort()
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var ABORT = false;
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// set by exit() and abort(). Passed to 'onExit' handler.
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// NOTE: This is also used as the process return code code in shell environments
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// but only when noExitRuntime is false.
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var EXITSTATUS;
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// In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we
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// don't define it at all in release modes. This matches the behaviour of
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// MINIMAL_RUNTIME.
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// TODO(sbc): Make this the default even without STRICT enabled.
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/** @type {function(*, string=)} */
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function assert(condition, text) {
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if (!condition) {
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abort('Assertion failed' + (text ? ': ' + text : ''));
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}
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}
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// We used to include malloc/free by default in the past. Show a helpful error in
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// builds with assertions.
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// Memory management
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var HEAP,
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/** @type {!Int8Array} */
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HEAP8,
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/** @type {!Uint8Array} */
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HEAPU8,
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/** @type {!Int16Array} */
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HEAP16,
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/** @type {!Uint16Array} */
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HEAPU16,
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/** @type {!Int32Array} */
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HEAP32,
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/** @type {!Uint32Array} */
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HEAPU32,
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/** @type {!Float32Array} */
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HEAPF32,
|
|
/** @type {!Float64Array} */
|
|
HEAPF64;
|
|
|
|
// include: runtime_shared.js
|
|
function updateMemoryViews() {
|
|
var b = wasmMemory.buffer;
|
|
Module['HEAP8'] = HEAP8 = new Int8Array(b);
|
|
Module['HEAP16'] = HEAP16 = new Int16Array(b);
|
|
Module['HEAPU8'] = HEAPU8 = new Uint8Array(b);
|
|
Module['HEAPU16'] = HEAPU16 = new Uint16Array(b);
|
|
Module['HEAP32'] = HEAP32 = new Int32Array(b);
|
|
Module['HEAPU32'] = HEAPU32 = new Uint32Array(b);
|
|
Module['HEAPF32'] = HEAPF32 = new Float32Array(b);
|
|
Module['HEAPF64'] = HEAPF64 = new Float64Array(b);
|
|
}
|
|
// end include: runtime_shared.js
|
|
assert(!Module['STACK_SIZE'], 'STACK_SIZE can no longer be set at runtime. Use -sSTACK_SIZE at link time')
|
|
|
|
assert(typeof Int32Array != 'undefined' && typeof Float64Array !== 'undefined' && Int32Array.prototype.subarray != undefined && Int32Array.prototype.set != undefined,
|
|
'JS engine does not provide full typed array support');
|
|
|
|
// In non-standalone/normal mode, we create the memory here.
|
|
// include: runtime_init_memory.js
|
|
// Create the wasm memory. (Note: this only applies if IMPORTED_MEMORY is defined)
|
|
|
|
var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 16777216;legacyModuleProp('INITIAL_MEMORY', 'INITIAL_MEMORY');
|
|
|
|
assert(INITIAL_MEMORY >= 65536, 'INITIAL_MEMORY should be larger than STACK_SIZE, was ' + INITIAL_MEMORY + '! (STACK_SIZE=' + 65536 + ')');
|
|
|
|
// check for full engine support (use string 'subarray' to avoid closure compiler confusion)
|
|
|
|
if (ENVIRONMENT_IS_PTHREAD) {
|
|
wasmMemory = Module['wasmMemory'];
|
|
} else {
|
|
|
|
if (Module['wasmMemory']) {
|
|
wasmMemory = Module['wasmMemory'];
|
|
} else
|
|
{
|
|
wasmMemory = new WebAssembly.Memory({
|
|
'initial': INITIAL_MEMORY / 65536,
|
|
'maximum': INITIAL_MEMORY / 65536,
|
|
'shared': true,
|
|
});
|
|
if (!(wasmMemory.buffer instanceof SharedArrayBuffer)) {
|
|
err('requested a shared WebAssembly.Memory but the returned buffer is not a SharedArrayBuffer, indicating that while the browser has SharedArrayBuffer it does not have WebAssembly threads support - you may need to set a flag');
|
|
if (ENVIRONMENT_IS_NODE) {
|
|
err('(on node you may need: --experimental-wasm-threads --experimental-wasm-bulk-memory and/or recent version)');
|
|
}
|
|
throw Error('bad memory');
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
updateMemoryViews();
|
|
|
|
// If the user provides an incorrect length, just use that length instead rather than providing the user to
|
|
// specifically provide the memory length with Module['INITIAL_MEMORY'].
|
|
INITIAL_MEMORY = wasmMemory.buffer.byteLength;
|
|
assert(INITIAL_MEMORY % 65536 === 0);
|
|
// end include: runtime_init_memory.js
|
|
|
|
// include: runtime_stack_check.js
|
|
// Initializes the stack cookie. Called at the startup of main and at the startup of each thread in pthreads mode.
|
|
function writeStackCookie() {
|
|
var max = _emscripten_stack_get_end();
|
|
assert((max & 3) == 0);
|
|
// If the stack ends at address zero we write our cookies 4 bytes into the
|
|
// stack. This prevents interference with SAFE_HEAP and ASAN which also
|
|
// monitor writes to address zero.
|
|
if (max == 0) {
|
|
max += 4;
|
|
}
|
|
// The stack grow downwards towards _emscripten_stack_get_end.
|
|
// We write cookies to the final two words in the stack and detect if they are
|
|
// ever overwritten.
|
|
HEAPU32[((max)>>2)] = 0x02135467;
|
|
HEAPU32[(((max)+(4))>>2)] = 0x89BACDFE;
|
|
// Also test the global address 0 for integrity.
|
|
HEAPU32[((0)>>2)] = 1668509029;
|
|
}
|
|
|
|
function checkStackCookie() {
|
|
if (ABORT) return;
|
|
var max = _emscripten_stack_get_end();
|
|
// See writeStackCookie().
|
|
if (max == 0) {
|
|
max += 4;
|
|
}
|
|
var cookie1 = HEAPU32[((max)>>2)];
|
|
var cookie2 = HEAPU32[(((max)+(4))>>2)];
|
|
if (cookie1 != 0x02135467 || cookie2 != 0x89BACDFE) {
|
|
abort(`Stack overflow! Stack cookie has been overwritten at ${ptrToString(max)}, expected hex dwords 0x89BACDFE and 0x2135467, but received ${ptrToString(cookie2)} ${ptrToString(cookie1)}`);
|
|
}
|
|
// Also test the global address 0 for integrity.
|
|
if (HEAPU32[((0)>>2)] != 0x63736d65 /* 'emsc' */) {
|
|
abort('Runtime error: The application has corrupted its heap memory area (address zero)!');
|
|
}
|
|
}
|
|
// end include: runtime_stack_check.js
|
|
// include: runtime_assertions.js
|
|
// Endianness check
|
|
(function() {
|
|
var h16 = new Int16Array(1);
|
|
var h8 = new Int8Array(h16.buffer);
|
|
h16[0] = 0x6373;
|
|
if (h8[0] !== 0x73 || h8[1] !== 0x63) throw 'Runtime error: expected the system to be little-endian! (Run with -sSUPPORT_BIG_ENDIAN to bypass)';
|
|
})();
|
|
|
|
// end include: runtime_assertions.js
|
|
var __ATPRERUN__ = []; // functions called before the runtime is initialized
|
|
var __ATINIT__ = []; // functions called during startup
|
|
var __ATEXIT__ = []; // functions called during shutdown
|
|
var __ATPOSTRUN__ = []; // functions called after the main() is called
|
|
|
|
var runtimeInitialized = false;
|
|
|
|
function preRun() {
|
|
assert(!ENVIRONMENT_IS_PTHREAD); // PThreads reuse the runtime from the main thread.
|
|
if (Module['preRun']) {
|
|
if (typeof Module['preRun'] == 'function') Module['preRun'] = [Module['preRun']];
|
|
while (Module['preRun'].length) {
|
|
addOnPreRun(Module['preRun'].shift());
|
|
}
|
|
}
|
|
callRuntimeCallbacks(__ATPRERUN__);
|
|
}
|
|
|
|
function initRuntime() {
|
|
assert(!runtimeInitialized);
|
|
runtimeInitialized = true;
|
|
|
|
if (ENVIRONMENT_IS_PTHREAD) return;
|
|
|
|
checkStackCookie();
|
|
|
|
|
|
callRuntimeCallbacks(__ATINIT__);
|
|
}
|
|
|
|
function postRun() {
|
|
checkStackCookie();
|
|
if (ENVIRONMENT_IS_PTHREAD) return; // PThreads reuse the runtime from the main thread.
|
|
|
|
if (Module['postRun']) {
|
|
if (typeof Module['postRun'] == 'function') Module['postRun'] = [Module['postRun']];
|
|
while (Module['postRun'].length) {
|
|
addOnPostRun(Module['postRun'].shift());
|
|
}
|
|
}
|
|
|
|
callRuntimeCallbacks(__ATPOSTRUN__);
|
|
}
|
|
|
|
function addOnPreRun(cb) {
|
|
__ATPRERUN__.unshift(cb);
|
|
}
|
|
|
|
function addOnInit(cb) {
|
|
__ATINIT__.unshift(cb);
|
|
}
|
|
|
|
function addOnExit(cb) {
|
|
}
|
|
|
|
function addOnPostRun(cb) {
|
|
__ATPOSTRUN__.unshift(cb);
|
|
}
|
|
|
|
// include: runtime_math.js
|
|
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc
|
|
|
|
assert(Math.imul, 'This browser does not support Math.imul(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill');
|
|
assert(Math.fround, 'This browser does not support Math.fround(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill');
|
|
assert(Math.clz32, 'This browser does not support Math.clz32(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill');
|
|
assert(Math.trunc, 'This browser does not support Math.trunc(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill');
|
|
// end include: runtime_math.js
|
|
// A counter of dependencies for calling run(). If we need to
|
|
// do asynchronous work before running, increment this and
|
|
// decrement it. Incrementing must happen in a place like
|
|
// Module.preRun (used by emcc to add file preloading).
|
|
// Note that you can add dependencies in preRun, even though
|
|
// it happens right before run - run will be postponed until
|
|
// the dependencies are met.
|
|
var runDependencies = 0;
|
|
var runDependencyWatcher = null;
|
|
var dependenciesFulfilled = null; // overridden to take different actions when all run dependencies are fulfilled
|
|
var runDependencyTracking = {};
|
|
|
|
function getUniqueRunDependency(id) {
|
|
var orig = id;
|
|
while (1) {
|
|
if (!runDependencyTracking[id]) return id;
|
|
id = orig + Math.random();
|
|
}
|
|
}
|
|
|
|
function addRunDependency(id) {
|
|
runDependencies++;
|
|
|
|
Module['monitorRunDependencies']?.(runDependencies);
|
|
|
|
if (id) {
|
|
assert(!runDependencyTracking[id]);
|
|
runDependencyTracking[id] = 1;
|
|
if (runDependencyWatcher === null && typeof setInterval != 'undefined') {
|
|
// Check for missing dependencies every few seconds
|
|
runDependencyWatcher = setInterval(() => {
|
|
if (ABORT) {
|
|
clearInterval(runDependencyWatcher);
|
|
runDependencyWatcher = null;
|
|
return;
|
|
}
|
|
var shown = false;
|
|
for (var dep in runDependencyTracking) {
|
|
if (!shown) {
|
|
shown = true;
|
|
err('still waiting on run dependencies:');
|
|
}
|
|
err(`dependency: ${dep}`);
|
|
}
|
|
if (shown) {
|
|
err('(end of list)');
|
|
}
|
|
}, 10000);
|
|
}
|
|
} else {
|
|
err('warning: run dependency added without ID');
|
|
}
|
|
}
|
|
|
|
function removeRunDependency(id) {
|
|
runDependencies--;
|
|
|
|
Module['monitorRunDependencies']?.(runDependencies);
|
|
|
|
if (id) {
|
|
assert(runDependencyTracking[id]);
|
|
delete runDependencyTracking[id];
|
|
} else {
|
|
err('warning: run dependency removed without ID');
|
|
}
|
|
if (runDependencies == 0) {
|
|
if (runDependencyWatcher !== null) {
|
|
clearInterval(runDependencyWatcher);
|
|
runDependencyWatcher = null;
|
|
}
|
|
if (dependenciesFulfilled) {
|
|
var callback = dependenciesFulfilled;
|
|
dependenciesFulfilled = null;
|
|
callback(); // can add another dependenciesFulfilled
|
|
}
|
|
}
|
|
}
|
|
|
|
/** @param {string|number=} what */
|
|
function abort(what) {
|
|
Module['onAbort']?.(what);
|
|
|
|
what = 'Aborted(' + what + ')';
|
|
// TODO(sbc): Should we remove printing and leave it up to whoever
|
|
// catches the exception?
|
|
err(what);
|
|
|
|
ABORT = true;
|
|
EXITSTATUS = 1;
|
|
|
|
// Use a wasm runtime error, because a JS error might be seen as a foreign
|
|
// exception, which means we'd run destructors on it. We need the error to
|
|
// simply make the program stop.
|
|
// FIXME This approach does not work in Wasm EH because it currently does not assume
|
|
// all RuntimeErrors are from traps; it decides whether a RuntimeError is from
|
|
// a trap or not based on a hidden field within the object. So at the moment
|
|
// we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that
|
|
// allows this in the wasm spec.
|
|
|
|
// Suppress closure compiler warning here. Closure compiler's builtin extern
|
|
// definition for WebAssembly.RuntimeError claims it takes no arguments even
|
|
// though it can.
|
|
// TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed.
|
|
/** @suppress {checkTypes} */
|
|
var e = new WebAssembly.RuntimeError(what);
|
|
|
|
// Throw the error whether or not MODULARIZE is set because abort is used
|
|
// in code paths apart from instantiation where an exception is expected
|
|
// to be thrown when abort is called.
|
|
throw e;
|
|
}
|
|
|
|
// include: memoryprofiler.js
|
|
// end include: memoryprofiler.js
|
|
// show errors on likely calls to FS when it was not included
|
|
var FS = {
|
|
error() {
|
|
abort('Filesystem support (FS) was not included. The problem is that you are using files from JS, but files were not used from C/C++, so filesystem support was not auto-included. You can force-include filesystem support with -sFORCE_FILESYSTEM');
|
|
},
|
|
init() { FS.error() },
|
|
createDataFile() { FS.error() },
|
|
createPreloadedFile() { FS.error() },
|
|
createLazyFile() { FS.error() },
|
|
open() { FS.error() },
|
|
mkdev() { FS.error() },
|
|
registerDevice() { FS.error() },
|
|
analyzePath() { FS.error() },
|
|
|
|
ErrnoError() { FS.error() },
|
|
};
|
|
Module['FS_createDataFile'] = FS.createDataFile;
|
|
Module['FS_createPreloadedFile'] = FS.createPreloadedFile;
|
|
|
|
// include: URIUtils.js
|
|
// Prefix of data URIs emitted by SINGLE_FILE and related options.
|
|
var dataURIPrefix = 'data:application/octet-stream;base64,';
|
|
|
|
/**
|
|
* Indicates whether filename is a base64 data URI.
|
|
* @noinline
|
|
*/
|
|
var isDataURI = (filename) => filename.startsWith(dataURIPrefix);
|
|
|
|
/**
|
|
* Indicates whether filename is delivered via file protocol (as opposed to http/https)
|
|
* @noinline
|
|
*/
|
|
var isFileURI = (filename) => filename.startsWith('file://');
|
|
// end include: URIUtils.js
|
|
function createExportWrapper(name) {
|
|
return (...args) => {
|
|
assert(runtimeInitialized, `native function \`${name}\` called before runtime initialization`);
|
|
var f = wasmExports[name];
|
|
assert(f, `exported native function \`${name}\` not found`);
|
|
return f(...args);
|
|
};
|
|
}
|
|
|
|
// include: runtime_exceptions.js
|
|
// end include: runtime_exceptions.js
|
|
var wasmBinaryFile;
|
|
wasmBinaryFile = 'convex_hull.wasm';
|
|
if (!isDataURI(wasmBinaryFile)) {
|
|
wasmBinaryFile = locateFile(wasmBinaryFile);
|
|
}
|
|
|
|
function getBinarySync(file) {
|
|
if (file == wasmBinaryFile && wasmBinary) {
|
|
return new Uint8Array(wasmBinary);
|
|
}
|
|
if (readBinary) {
|
|
return readBinary(file);
|
|
}
|
|
throw 'both async and sync fetching of the wasm failed';
|
|
}
|
|
|
|
function getBinaryPromise(binaryFile) {
|
|
// If we don't have the binary yet, try to load it asynchronously.
|
|
// Fetch has some additional restrictions over XHR, like it can't be used on a file:// url.
|
|
// See https://github.com/github/fetch/pull/92#issuecomment-140665932
|
|
// Cordova or Electron apps are typically loaded from a file:// url.
|
|
// So use fetch if it is available and the url is not a file, otherwise fall back to XHR.
|
|
if (!wasmBinary
|
|
&& (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) {
|
|
if (typeof fetch == 'function'
|
|
&& !isFileURI(binaryFile)
|
|
) {
|
|
return fetch(binaryFile, { credentials: 'same-origin' }).then((response) => {
|
|
if (!response['ok']) {
|
|
throw `failed to load wasm binary file at '${binaryFile}'`;
|
|
}
|
|
return response['arrayBuffer']();
|
|
}).catch(() => getBinarySync(binaryFile));
|
|
}
|
|
else if (readAsync) {
|
|
// fetch is not available or url is file => try XHR (readAsync uses XHR internally)
|
|
return new Promise((resolve, reject) => {
|
|
readAsync(binaryFile, (response) => resolve(new Uint8Array(/** @type{!ArrayBuffer} */(response))), reject)
|
|
});
|
|
}
|
|
}
|
|
|
|
// Otherwise, getBinarySync should be able to get it synchronously
|
|
return Promise.resolve().then(() => getBinarySync(binaryFile));
|
|
}
|
|
|
|
function instantiateArrayBuffer(binaryFile, imports, receiver) {
|
|
return getBinaryPromise(binaryFile).then((binary) => {
|
|
return WebAssembly.instantiate(binary, imports);
|
|
}).then(receiver, (reason) => {
|
|
err(`failed to asynchronously prepare wasm: ${reason}`);
|
|
|
|
// Warn on some common problems.
|
|
if (isFileURI(wasmBinaryFile)) {
|
|
err(`warning: Loading from a file URI (${wasmBinaryFile}) is not supported in most browsers. See https://emscripten.org/docs/getting_started/FAQ.html#how-do-i-run-a-local-webserver-for-testing-why-does-my-program-stall-in-downloading-or-preparing`);
|
|
}
|
|
abort(reason);
|
|
});
|
|
}
|
|
|
|
function instantiateAsync(binary, binaryFile, imports, callback) {
|
|
if (!binary &&
|
|
typeof WebAssembly.instantiateStreaming == 'function' &&
|
|
!isDataURI(binaryFile) &&
|
|
// Don't use streaming for file:// delivered objects in a webview, fetch them synchronously.
|
|
!isFileURI(binaryFile) &&
|
|
// Avoid instantiateStreaming() on Node.js environment for now, as while
|
|
// Node.js v18.1.0 implements it, it does not have a full fetch()
|
|
// implementation yet.
|
|
//
|
|
// Reference:
|
|
// https://github.com/emscripten-core/emscripten/pull/16917
|
|
!ENVIRONMENT_IS_NODE &&
|
|
typeof fetch == 'function') {
|
|
return fetch(binaryFile, { credentials: 'same-origin' }).then((response) => {
|
|
// Suppress closure warning here since the upstream definition for
|
|
// instantiateStreaming only allows Promise<Repsponse> rather than
|
|
// an actual Response.
|
|
// TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure is fixed.
|
|
/** @suppress {checkTypes} */
|
|
var result = WebAssembly.instantiateStreaming(response, imports);
|
|
|
|
return result.then(
|
|
callback,
|
|
function(reason) {
|
|
// We expect the most common failure cause to be a bad MIME type for the binary,
|
|
// in which case falling back to ArrayBuffer instantiation should work.
|
|
err(`wasm streaming compile failed: ${reason}`);
|
|
err('falling back to ArrayBuffer instantiation');
|
|
return instantiateArrayBuffer(binaryFile, imports, callback);
|
|
});
|
|
});
|
|
}
|
|
return instantiateArrayBuffer(binaryFile, imports, callback);
|
|
}
|
|
|
|
// Create the wasm instance.
|
|
// Receives the wasm imports, returns the exports.
|
|
function createWasm() {
|
|
// prepare imports
|
|
var info = {
|
|
'env': wasmImports,
|
|
'wasi_snapshot_preview1': wasmImports,
|
|
};
|
|
// Load the wasm module and create an instance of using native support in the JS engine.
|
|
// handle a generated wasm instance, receiving its exports and
|
|
// performing other necessary setup
|
|
/** @param {WebAssembly.Module=} module*/
|
|
function receiveInstance(instance, module) {
|
|
wasmExports = instance.exports;
|
|
|
|
|
|
|
|
registerTLSInit(wasmExports['_emscripten_tls_init']);
|
|
|
|
wasmTable = wasmExports['__indirect_function_table'];
|
|
|
|
assert(wasmTable, 'table not found in wasm exports');
|
|
|
|
addOnInit(wasmExports['__wasm_call_ctors']);
|
|
|
|
// We now have the Wasm module loaded up, keep a reference to the compiled module so we can post it to the workers.
|
|
wasmModule = module;
|
|
removeRunDependency('wasm-instantiate');
|
|
return wasmExports;
|
|
}
|
|
// wait for the pthread pool (if any)
|
|
addRunDependency('wasm-instantiate');
|
|
|
|
// Prefer streaming instantiation if available.
|
|
// Async compilation can be confusing when an error on the page overwrites Module
|
|
// (for example, if the order of elements is wrong, and the one defining Module is
|
|
// later), so we save Module and check it later.
|
|
var trueModule = Module;
|
|
function receiveInstantiationResult(result) {
|
|
// 'result' is a ResultObject object which has both the module and instance.
|
|
// receiveInstance() will swap in the exports (to Module.asm) so they can be called
|
|
assert(Module === trueModule, 'the Module object should not be replaced during async compilation - perhaps the order of HTML elements is wrong?');
|
|
trueModule = null;
|
|
receiveInstance(result['instance'], result['module']);
|
|
}
|
|
|
|
// User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback
|
|
// to manually instantiate the Wasm module themselves. This allows pages to
|
|
// run the instantiation parallel to any other async startup actions they are
|
|
// performing.
|
|
// Also pthreads and wasm workers initialize the wasm instance through this
|
|
// path.
|
|
if (Module['instantiateWasm']) {
|
|
|
|
try {
|
|
return Module['instantiateWasm'](info, receiveInstance);
|
|
} catch(e) {
|
|
err(`Module.instantiateWasm callback failed with error: ${e}`);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult);
|
|
return {}; // no exports yet; we'll fill them in later
|
|
}
|
|
|
|
// Globals used by JS i64 conversions (see makeSetValue)
|
|
var tempDouble;
|
|
var tempI64;
|
|
|
|
// include: runtime_debug.js
|
|
function legacyModuleProp(prop, newName, incoming=true) {
|
|
if (!Object.getOwnPropertyDescriptor(Module, prop)) {
|
|
Object.defineProperty(Module, prop, {
|
|
configurable: true,
|
|
get() {
|
|
let extra = incoming ? ' (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)' : '';
|
|
abort(`\`Module.${prop}\` has been replaced by \`${newName}\`` + extra);
|
|
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
function ignoredModuleProp(prop) {
|
|
if (Object.getOwnPropertyDescriptor(Module, prop)) {
|
|
abort(`\`Module.${prop}\` was supplied but \`${prop}\` not included in INCOMING_MODULE_JS_API`);
|
|
}
|
|
}
|
|
|
|
// forcing the filesystem exports a few things by default
|
|
function isExportedByForceFilesystem(name) {
|
|
return name === 'FS_createPath' ||
|
|
name === 'FS_createDataFile' ||
|
|
name === 'FS_createPreloadedFile' ||
|
|
name === 'FS_unlink' ||
|
|
name === 'addRunDependency' ||
|
|
// The old FS has some functionality that WasmFS lacks.
|
|
name === 'FS_createLazyFile' ||
|
|
name === 'FS_createDevice' ||
|
|
name === 'removeRunDependency';
|
|
}
|
|
|
|
function missingGlobal(sym, msg) {
|
|
if (typeof globalThis !== 'undefined') {
|
|
Object.defineProperty(globalThis, sym, {
|
|
configurable: true,
|
|
get() {
|
|
warnOnce(`\`${sym}\` is not longer defined by emscripten. ${msg}`);
|
|
return undefined;
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
missingGlobal('buffer', 'Please use HEAP8.buffer or wasmMemory.buffer');
|
|
missingGlobal('asm', 'Please use wasmExports instead');
|
|
|
|
function missingLibrarySymbol(sym) {
|
|
if (typeof globalThis !== 'undefined' && !Object.getOwnPropertyDescriptor(globalThis, sym)) {
|
|
Object.defineProperty(globalThis, sym, {
|
|
configurable: true,
|
|
get() {
|
|
// Can't `abort()` here because it would break code that does runtime
|
|
// checks. e.g. `if (typeof SDL === 'undefined')`.
|
|
var msg = `\`${sym}\` is a library symbol and not included by default; add it to your library.js __deps or to DEFAULT_LIBRARY_FUNCS_TO_INCLUDE on the command line`;
|
|
// DEFAULT_LIBRARY_FUNCS_TO_INCLUDE requires the name as it appears in
|
|
// library.js, which means $name for a JS name with no prefix, or name
|
|
// for a JS name like _name.
|
|
var librarySymbol = sym;
|
|
if (!librarySymbol.startsWith('_')) {
|
|
librarySymbol = '$' + sym;
|
|
}
|
|
msg += ` (e.g. -sDEFAULT_LIBRARY_FUNCS_TO_INCLUDE='${librarySymbol}')`;
|
|
if (isExportedByForceFilesystem(sym)) {
|
|
msg += '. Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you';
|
|
}
|
|
warnOnce(msg);
|
|
return undefined;
|
|
}
|
|
});
|
|
}
|
|
// Any symbol that is not included from the JS library is also (by definition)
|
|
// not exported on the Module object.
|
|
unexportedRuntimeSymbol(sym);
|
|
}
|
|
|
|
function unexportedRuntimeSymbol(sym) {
|
|
if (!Object.getOwnPropertyDescriptor(Module, sym)) {
|
|
Object.defineProperty(Module, sym, {
|
|
configurable: true,
|
|
get() {
|
|
var msg = `'${sym}' was not exported. add it to EXPORTED_RUNTIME_METHODS (see the Emscripten FAQ)`;
|
|
if (isExportedByForceFilesystem(sym)) {
|
|
msg += '. Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you';
|
|
}
|
|
abort(msg);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
// Used by XXXXX_DEBUG settings to output debug messages.
|
|
function dbg(...args) {
|
|
// Avoid using the console for debugging in multi-threaded node applications
|
|
// See https://github.com/emscripten-core/emscripten/issues/14804
|
|
if (ENVIRONMENT_IS_NODE) {
|
|
fs.writeSync(2, args.join(' ') + '\n');
|
|
} else
|
|
// TODO(sbc): Make this configurable somehow. Its not always convenient for
|
|
// logging to show up as warnings.
|
|
console.warn(...args);
|
|
}
|
|
// end include: runtime_debug.js
|
|
// === Body ===
|
|
// end include: preamble.js
|
|
|
|
|
|
/** @constructor */
|
|
function ExitStatus(status) {
|
|
this.name = 'ExitStatus';
|
|
this.message = `Program terminated with exit(${status})`;
|
|
this.status = status;
|
|
}
|
|
|
|
|
|
|
|
var terminateWorker = (worker) => {
|
|
worker.terminate();
|
|
// terminate() can be asynchronous, so in theory the worker can continue
|
|
// to run for some amount of time after termination. However from our POV
|
|
// the worker now dead and we don't want to hear from it again, so we stub
|
|
// out its message handler here. This avoids having to check in each of
|
|
// the onmessage handlers if the message was coming from valid worker.
|
|
worker.onmessage = (e) => {
|
|
var cmd = e['data']['cmd'];
|
|
err(`received "${cmd}" command from terminated worker: ${worker.workerID}`);
|
|
};
|
|
};
|
|
|
|
var killThread = (pthread_ptr) => {
|
|
assert(!ENVIRONMENT_IS_PTHREAD, 'Internal Error! killThread() can only ever be called from main application thread!');
|
|
assert(pthread_ptr, 'Internal Error! Null pthread_ptr in killThread!');
|
|
var worker = PThread.pthreads[pthread_ptr];
|
|
delete PThread.pthreads[pthread_ptr];
|
|
terminateWorker(worker);
|
|
__emscripten_thread_free_data(pthread_ptr);
|
|
// The worker was completely nuked (not just the pthread execution it was hosting), so remove it from running workers
|
|
// but don't put it back to the pool.
|
|
PThread.runningWorkers.splice(PThread.runningWorkers.indexOf(worker), 1); // Not a running Worker anymore.
|
|
worker.pthread_ptr = 0;
|
|
};
|
|
|
|
var cancelThread = (pthread_ptr) => {
|
|
assert(!ENVIRONMENT_IS_PTHREAD, 'Internal Error! cancelThread() can only ever be called from main application thread!');
|
|
assert(pthread_ptr, 'Internal Error! Null pthread_ptr in cancelThread!');
|
|
var worker = PThread.pthreads[pthread_ptr];
|
|
worker.postMessage({ 'cmd': 'cancel' });
|
|
};
|
|
|
|
var cleanupThread = (pthread_ptr) => {
|
|
assert(!ENVIRONMENT_IS_PTHREAD, 'Internal Error! cleanupThread() can only ever be called from main application thread!');
|
|
assert(pthread_ptr, 'Internal Error! Null pthread_ptr in cleanupThread!');
|
|
var worker = PThread.pthreads[pthread_ptr];
|
|
assert(worker);
|
|
PThread.returnWorkerToPool(worker);
|
|
};
|
|
|
|
var zeroMemory = (address, size) => {
|
|
HEAPU8.fill(0, address, address + size);
|
|
return address;
|
|
};
|
|
|
|
var spawnThread = (threadParams) => {
|
|
assert(!ENVIRONMENT_IS_PTHREAD, 'Internal Error! spawnThread() can only ever be called from main application thread!');
|
|
assert(threadParams.pthread_ptr, 'Internal error, no pthread ptr!');
|
|
|
|
var worker = PThread.getNewWorker();
|
|
if (!worker) {
|
|
// No available workers in the PThread pool.
|
|
return 6;
|
|
}
|
|
assert(!worker.pthread_ptr, 'Internal error!');
|
|
|
|
PThread.runningWorkers.push(worker);
|
|
|
|
// Add to pthreads map
|
|
PThread.pthreads[threadParams.pthread_ptr] = worker;
|
|
|
|
worker.pthread_ptr = threadParams.pthread_ptr;
|
|
var msg = {
|
|
'cmd': 'run',
|
|
'start_routine': threadParams.startRoutine,
|
|
'arg': threadParams.arg,
|
|
'pthread_ptr': threadParams.pthread_ptr,
|
|
};
|
|
if (ENVIRONMENT_IS_NODE) {
|
|
// Mark worker as weakly referenced once we start executing a pthread,
|
|
// so that its existence does not prevent Node.js from exiting. This
|
|
// has no effect if the worker is already weakly referenced (e.g. if
|
|
// this worker was previously idle/unused).
|
|
worker.unref();
|
|
}
|
|
// Ask the worker to start executing its pthread entry point function.
|
|
worker.postMessage(msg, threadParams.transferList);
|
|
return 0;
|
|
};
|
|
|
|
|
|
|
|
var runtimeKeepaliveCounter = 0;
|
|
var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0;
|
|
|
|
|
|
var withStackSave = (f) => {
|
|
var stack = stackSave();
|
|
var ret = f();
|
|
stackRestore(stack);
|
|
return ret;
|
|
};
|
|
|
|
|
|
var convertI32PairToI53Checked = (lo, hi) => {
|
|
assert(lo == (lo >>> 0) || lo == (lo|0)); // lo should either be a i32 or a u32
|
|
assert(hi === (hi|0)); // hi should be a i32
|
|
return ((hi + 0x200000) >>> 0 < 0x400001 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN;
|
|
};
|
|
|
|
/** @type{function(number, (number|boolean), ...number)} */
|
|
var proxyToMainThread = (funcIndex, emAsmAddr, sync, ...callArgs) => {
|
|
// EM_ASM proxying is done by passing a pointer to the address of the EM_ASM
|
|
// content as `emAsmAddr`. JS library proxying is done by passing an index
|
|
// into `proxiedJSCallArgs` as `funcIndex`. If `emAsmAddr` is non-zero then
|
|
// `funcIndex` will be ignored.
|
|
// Additional arguments are passed after the first three are the actual
|
|
// function arguments.
|
|
// The serialization buffer contains the number of call params, and then
|
|
// all the args here.
|
|
// We also pass 'sync' to C separately, since C needs to look at it.
|
|
// Allocate a buffer, which will be copied by the C code.
|
|
return withStackSave(() => {
|
|
// First passed parameter specifies the number of arguments to the function.
|
|
// When BigInt support is enabled, we must handle types in a more complex
|
|
// way, detecting at runtime if a value is a BigInt or not (as we have no
|
|
// type info here). To do that, add a "prefix" before each value that
|
|
// indicates if it is a BigInt, which effectively doubles the number of
|
|
// values we serialize for proxying. TODO: pack this?
|
|
var serializedNumCallArgs = callArgs.length ;
|
|
var args = stackAlloc(serializedNumCallArgs * 8);
|
|
var b = ((args)>>3);
|
|
for (var i = 0; i < callArgs.length; i++) {
|
|
var arg = callArgs[i];
|
|
HEAPF64[b + i] = arg;
|
|
}
|
|
return __emscripten_run_on_main_thread_js(funcIndex, emAsmAddr, serializedNumCallArgs, args, sync);
|
|
});
|
|
};
|
|
|
|
function _proc_exit(code) {
|
|
if (ENVIRONMENT_IS_PTHREAD)
|
|
return proxyToMainThread(0, 0, 1, code);
|
|
|
|
EXITSTATUS = code;
|
|
if (!keepRuntimeAlive()) {
|
|
PThread.terminateAllThreads();
|
|
Module['onExit']?.(code);
|
|
ABORT = true;
|
|
}
|
|
quit_(code, new ExitStatus(code));
|
|
|
|
}
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
/** @param {boolean|number=} implicit */
|
|
var exitJS = (status, implicit) => {
|
|
EXITSTATUS = status;
|
|
|
|
checkUnflushedContent();
|
|
|
|
if (ENVIRONMENT_IS_PTHREAD) {
|
|
// implicit exit can never happen on a pthread
|
|
assert(!implicit);
|
|
// When running in a pthread we propagate the exit back to the main thread
|
|
// where it can decide if the whole process should be shut down or not.
|
|
// The pthread may have decided not to exit its own runtime, for example
|
|
// because it runs a main loop, but that doesn't affect the main thread.
|
|
exitOnMainThread(status);
|
|
throw 'unwind';
|
|
}
|
|
|
|
// if exit() was called explicitly, warn the user if the runtime isn't actually being shut down
|
|
if (keepRuntimeAlive() && !implicit) {
|
|
var msg = `program exited (with status: ${status}), but keepRuntimeAlive() is set (counter=${runtimeKeepaliveCounter}) due to an async operation, so halting execution but not exiting the runtime or preventing further async execution (you can use emscripten_force_exit, if you want to force a true shutdown)`;
|
|
err(msg);
|
|
}
|
|
|
|
_proc_exit(status);
|
|
};
|
|
var _exit = exitJS;
|
|
|
|
var ptrToString = (ptr) => {
|
|
assert(typeof ptr === 'number');
|
|
// With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned.
|
|
ptr >>>= 0;
|
|
return '0x' + ptr.toString(16).padStart(8, '0');
|
|
};
|
|
|
|
var handleException = (e) => {
|
|
// Certain exception types we do not treat as errors since they are used for
|
|
// internal control flow.
|
|
// 1. ExitStatus, which is thrown by exit()
|
|
// 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others
|
|
// that wish to return to JS event loop.
|
|
if (e instanceof ExitStatus || e == 'unwind') {
|
|
return EXITSTATUS;
|
|
}
|
|
checkStackCookie();
|
|
if (e instanceof WebAssembly.RuntimeError) {
|
|
if (_emscripten_stack_get_current() <= 0) {
|
|
err('Stack overflow detected. You can try increasing -sSTACK_SIZE (currently set to 65536)');
|
|
}
|
|
}
|
|
quit_(1, e);
|
|
};
|
|
|
|
var PThread = {
|
|
unusedWorkers:[],
|
|
runningWorkers:[],
|
|
tlsInitFunctions:[],
|
|
pthreads:{
|
|
},
|
|
nextWorkerID:1,
|
|
debugInit() {
|
|
function pthreadLogPrefix() {
|
|
var t = 0;
|
|
if (runtimeInitialized && typeof _pthread_self != 'undefined'
|
|
) {
|
|
t = _pthread_self();
|
|
}
|
|
return 'w:' + (Module['workerID'] || 0) + ',t:' + ptrToString(t) + ': ';
|
|
}
|
|
|
|
// Prefix all err()/dbg() messages with the calling thread ID.
|
|
var origDbg = dbg;
|
|
dbg = (...args) => origDbg(pthreadLogPrefix() + args.join(' '));
|
|
},
|
|
init() {
|
|
PThread.debugInit();
|
|
if (ENVIRONMENT_IS_PTHREAD
|
|
) {
|
|
PThread.initWorker();
|
|
} else {
|
|
PThread.initMainThread();
|
|
}
|
|
},
|
|
initMainThread() {
|
|
// MINIMAL_RUNTIME takes care of calling loadWasmModuleToAllWorkers
|
|
// in postamble_minimal.js
|
|
addOnPreRun(() => {
|
|
addRunDependency('loading-workers')
|
|
PThread.loadWasmModuleToAllWorkers(() => removeRunDependency('loading-workers'));
|
|
});
|
|
},
|
|
initWorker() {
|
|
// worker.js is not compiled together with us, and must access certain
|
|
// things.
|
|
PThread['receiveObjectTransfer'] = PThread.receiveObjectTransfer;
|
|
PThread['threadInitTLS'] = PThread.threadInitTLS;
|
|
PThread['setExitStatus'] = PThread.setExitStatus;
|
|
|
|
// The default behaviour for pthreads is always to exit once they return
|
|
// from their entry point (or call pthread_exit). If we set noExitRuntime
|
|
// to true here on pthreads they would never complete and attempt to
|
|
// pthread_join to them would block forever.
|
|
// pthreads can still choose to set `noExitRuntime` explicitly, or
|
|
// call emscripten_unwind_to_js_event_loop to extend their lifetime beyond
|
|
// their main function. See comment in src/worker.js for more.
|
|
noExitRuntime = false;
|
|
},
|
|
setExitStatus:(status) => EXITSTATUS = status,
|
|
terminateAllThreads__deps:["$terminateWorker"],
|
|
terminateAllThreads:() => {
|
|
assert(!ENVIRONMENT_IS_PTHREAD, 'Internal Error! terminateAllThreads() can only ever be called from main application thread!');
|
|
// Attempt to kill all workers. Sadly (at least on the web) there is no
|
|
// way to terminate a worker synchronously, or to be notified when a
|
|
// worker in actually terminated. This means there is some risk that
|
|
// pthreads will continue to be executing after `worker.terminate` has
|
|
// returned. For this reason, we don't call `returnWorkerToPool` here or
|
|
// free the underlying pthread data structures.
|
|
for (var worker of PThread.runningWorkers) {
|
|
terminateWorker(worker);
|
|
}
|
|
for (var worker of PThread.unusedWorkers) {
|
|
terminateWorker(worker);
|
|
}
|
|
PThread.unusedWorkers = [];
|
|
PThread.runningWorkers = [];
|
|
PThread.pthreads = [];
|
|
},
|
|
returnWorkerToPool:(worker) => {
|
|
// We don't want to run main thread queued calls here, since we are doing
|
|
// some operations that leave the worker queue in an invalid state until
|
|
// we are completely done (it would be bad if free() ends up calling a
|
|
// queued pthread_create which looks at the global data structures we are
|
|
// modifying). To achieve that, defer the free() til the very end, when
|
|
// we are all done.
|
|
var pthread_ptr = worker.pthread_ptr;
|
|
delete PThread.pthreads[pthread_ptr];
|
|
// Note: worker is intentionally not terminated so the pool can
|
|
// dynamically grow.
|
|
PThread.unusedWorkers.push(worker);
|
|
PThread.runningWorkers.splice(PThread.runningWorkers.indexOf(worker), 1);
|
|
// Not a running Worker anymore
|
|
// Detach the worker from the pthread object, and return it to the
|
|
// worker pool as an unused worker.
|
|
worker.pthread_ptr = 0;
|
|
|
|
// Finally, free the underlying (and now-unused) pthread structure in
|
|
// linear memory.
|
|
__emscripten_thread_free_data(pthread_ptr);
|
|
},
|
|
receiveObjectTransfer(data) {
|
|
},
|
|
threadInitTLS() {
|
|
// Call thread init functions (these are the _emscripten_tls_init for each
|
|
// module loaded.
|
|
PThread.tlsInitFunctions.forEach((f) => f());
|
|
},
|
|
loadWasmModuleToWorker:(worker) => new Promise((onFinishedLoading) => {
|
|
worker.onmessage = (e) => {
|
|
var d = e['data'];
|
|
var cmd = d['cmd'];
|
|
|
|
// If this message is intended to a recipient that is not the main
|
|
// thread, forward it to the target thread.
|
|
if (d['targetThread'] && d['targetThread'] != _pthread_self()) {
|
|
var targetWorker = PThread.pthreads[d['targetThread']];
|
|
if (targetWorker) {
|
|
targetWorker.postMessage(d, d['transferList']);
|
|
} else {
|
|
err(`Internal error! Worker sent a message "${cmd}" to target pthread ${d['targetThread']}, but that thread no longer exists!`);
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (cmd === 'checkMailbox') {
|
|
checkMailbox();
|
|
} else if (cmd === 'spawnThread') {
|
|
spawnThread(d);
|
|
} else if (cmd === 'cleanupThread') {
|
|
cleanupThread(d['thread']);
|
|
} else if (cmd === 'killThread') {
|
|
killThread(d['thread']);
|
|
} else if (cmd === 'cancelThread') {
|
|
cancelThread(d['thread']);
|
|
} else if (cmd === 'loaded') {
|
|
worker.loaded = true;
|
|
onFinishedLoading(worker);
|
|
} else if (cmd === 'alert') {
|
|
alert(`Thread ${d['threadId']}: ${d['text']}`);
|
|
} else if (d.target === 'setimmediate') {
|
|
// Worker wants to postMessage() to itself to implement setImmediate()
|
|
// emulation.
|
|
worker.postMessage(d);
|
|
} else if (cmd === 'callHandler') {
|
|
Module[d['handler']](...d['args']);
|
|
} else if (cmd) {
|
|
// The received message looks like something that should be handled by this message
|
|
// handler, (since there is a e.data.cmd field present), but is not one of the
|
|
// recognized commands:
|
|
err(`worker sent an unknown command ${cmd}`);
|
|
}
|
|
};
|
|
|
|
worker.onerror = (e) => {
|
|
var message = 'worker sent an error!';
|
|
if (worker.pthread_ptr) {
|
|
message = `Pthread ${ptrToString(worker.pthread_ptr)} sent an error!`;
|
|
}
|
|
err(`${message} ${e.filename}:${e.lineno}: ${e.message}`);
|
|
throw e;
|
|
};
|
|
|
|
if (ENVIRONMENT_IS_NODE) {
|
|
worker.on('message', (data) => worker.onmessage({ data: data }));
|
|
worker.on('error', (e) => worker.onerror(e));
|
|
}
|
|
|
|
assert(wasmMemory instanceof WebAssembly.Memory, 'WebAssembly memory should have been loaded by now!');
|
|
assert(wasmModule instanceof WebAssembly.Module, 'WebAssembly Module should have been loaded by now!');
|
|
|
|
// When running on a pthread, none of the incoming parameters on the module
|
|
// object are present. Proxy known handlers back to the main thread if specified.
|
|
var handlers = [];
|
|
var knownHandlers = [
|
|
'onExit',
|
|
'onAbort',
|
|
'print',
|
|
'printErr',
|
|
];
|
|
for (var handler of knownHandlers) {
|
|
if (Module.hasOwnProperty(handler)) {
|
|
handlers.push(handler);
|
|
}
|
|
}
|
|
|
|
worker.workerID = PThread.nextWorkerID++;
|
|
|
|
// Ask the new worker to load up the Emscripten-compiled page. This is a heavy operation.
|
|
worker.postMessage({
|
|
'cmd': 'load',
|
|
'handlers': handlers,
|
|
// If the application main .js file was loaded from a Blob, then it is not possible
|
|
// to access the URL of the current script that could be passed to a Web Worker so that
|
|
// it could load up the same file. In that case, developer must either deliver the Blob
|
|
// object in Module['mainScriptUrlOrBlob'], or a URL to it, so that pthread Workers can
|
|
// independently load up the same main application file.
|
|
'urlOrBlob': Module['mainScriptUrlOrBlob']
|
|
|| _scriptDir
|
|
,
|
|
'wasmMemory': wasmMemory,
|
|
'wasmModule': wasmModule,
|
|
'workerID': worker.workerID,
|
|
});
|
|
}),
|
|
loadWasmModuleToAllWorkers(onMaybeReady) {
|
|
onMaybeReady();
|
|
},
|
|
allocateUnusedWorker() {
|
|
var worker;
|
|
// Allow HTML module to configure the location where the 'worker.js' file will be loaded from,
|
|
// via Module.locateFile() function. If not specified, then the default URL 'worker.js' relative
|
|
// to the main html file is loaded.
|
|
var pthreadMainJs = locateFile('convex_hull.worker.js');
|
|
worker = new Worker(pthreadMainJs);
|
|
PThread.unusedWorkers.push(worker);
|
|
},
|
|
getNewWorker() {
|
|
if (PThread.unusedWorkers.length == 0) {
|
|
// PTHREAD_POOL_SIZE_STRICT should show a warning and, if set to level `2`, return from the function.
|
|
// However, if we're in Node.js, then we can create new workers on the fly and PTHREAD_POOL_SIZE_STRICT
|
|
// should be ignored altogether.
|
|
if (!ENVIRONMENT_IS_NODE) {
|
|
err('Tried to spawn a new thread, but the thread pool is exhausted.\n' +
|
|
'This might result in a deadlock unless some threads eventually exit or the code explicitly breaks out to the event loop.\n' +
|
|
'If you want to increase the pool size, use setting `-sPTHREAD_POOL_SIZE=...`.'
|
|
+ '\nIf you want to throw an explicit error instead of the risk of deadlocking in those cases, use setting `-sPTHREAD_POOL_SIZE_STRICT=2`.'
|
|
);
|
|
}
|
|
PThread.allocateUnusedWorker();
|
|
PThread.loadWasmModuleToWorker(PThread.unusedWorkers[0]);
|
|
}
|
|
return PThread.unusedWorkers.pop();
|
|
},
|
|
};
|
|
Module['PThread'] = PThread;
|
|
|
|
var callRuntimeCallbacks = (callbacks) => {
|
|
while (callbacks.length > 0) {
|
|
// Pass the module as the first argument.
|
|
callbacks.shift()(Module);
|
|
}
|
|
};
|
|
|
|
|
|
var establishStackSpace = () => {
|
|
var pthread_ptr = _pthread_self();
|
|
var stackHigh = HEAPU32[(((pthread_ptr)+(52))>>2)];
|
|
var stackSize = HEAPU32[(((pthread_ptr)+(56))>>2)];
|
|
var stackLow = stackHigh - stackSize;
|
|
assert(stackHigh != 0);
|
|
assert(stackLow != 0);
|
|
assert(stackHigh > stackLow, 'stackHigh must be higher then stackLow');
|
|
// Set stack limits used by `emscripten/stack.h` function. These limits are
|
|
// cached in wasm-side globals to make checks as fast as possible.
|
|
_emscripten_stack_set_limits(stackHigh, stackLow);
|
|
|
|
// Call inside wasm module to set up the stack frame for this pthread in wasm module scope
|
|
stackRestore(stackHigh);
|
|
|
|
// Write the stack cookie last, after we have set up the proper bounds and
|
|
// current position of the stack.
|
|
writeStackCookie();
|
|
};
|
|
Module['establishStackSpace'] = establishStackSpace;
|
|
|
|
|
|
|
|
|
|
|
|
function exitOnMainThread(returnCode) {
|
|
if (ENVIRONMENT_IS_PTHREAD)
|
|
return proxyToMainThread(1, 0, 0, returnCode);
|
|
|
|
_exit(returnCode);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* @param {number} ptr
|
|
* @param {string} type
|
|
*/
|
|
function getValue(ptr, type = 'i8') {
|
|
if (type.endsWith('*')) type = '*';
|
|
switch (type) {
|
|
case 'i1': return HEAP8[ptr];
|
|
case 'i8': return HEAP8[ptr];
|
|
case 'i16': return HEAP16[((ptr)>>1)];
|
|
case 'i32': return HEAP32[((ptr)>>2)];
|
|
case 'i64': abort('to do getValue(i64) use WASM_BIGINT');
|
|
case 'float': return HEAPF32[((ptr)>>2)];
|
|
case 'double': return HEAPF64[((ptr)>>3)];
|
|
case '*': return HEAPU32[((ptr)>>2)];
|
|
default: abort(`invalid type for getValue: ${type}`);
|
|
}
|
|
}
|
|
Module['getValue'] = getValue;
|
|
|
|
|
|
|
|
|
|
var wasmTableMirror = [];
|
|
|
|
var wasmTable;
|
|
var getWasmTableEntry = (funcPtr) => {
|
|
var func = wasmTableMirror[funcPtr];
|
|
if (!func) {
|
|
if (funcPtr >= wasmTableMirror.length) wasmTableMirror.length = funcPtr + 1;
|
|
wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr);
|
|
}
|
|
assert(wasmTable.get(funcPtr) == func, 'JavaScript-side Wasm function table mirror is out of date!');
|
|
return func;
|
|
};
|
|
var invokeEntryPoint = (ptr, arg) => {
|
|
|
|
// pthread entry points are always of signature 'void *ThreadMain(void *arg)'
|
|
// Native codebases sometimes spawn threads with other thread entry point
|
|
// signatures, such as void ThreadMain(void *arg), void *ThreadMain(), or
|
|
// void ThreadMain(). That is not acceptable per C/C++ specification, but
|
|
// x86 compiler ABI extensions enable that to work. If you find the
|
|
// following line to crash, either change the signature to "proper" void
|
|
// *ThreadMain(void *arg) form, or try linking with the Emscripten linker
|
|
// flag -sEMULATE_FUNCTION_POINTER_CASTS to add in emulation for this x86
|
|
// ABI extension.
|
|
var result = getWasmTableEntry(ptr)(arg);
|
|
checkStackCookie();
|
|
function finish(result) {
|
|
if (keepRuntimeAlive()) {
|
|
PThread.setExitStatus(result);
|
|
} else {
|
|
__emscripten_thread_exit(result);
|
|
}
|
|
}
|
|
finish(result);
|
|
};
|
|
Module['invokeEntryPoint'] = invokeEntryPoint;
|
|
|
|
var noExitRuntime = Module['noExitRuntime'] || true;
|
|
|
|
|
|
var registerTLSInit = (tlsInitFunc) => PThread.tlsInitFunctions.push(tlsInitFunc);
|
|
|
|
|
|
/**
|
|
* @param {number} ptr
|
|
* @param {number} value
|
|
* @param {string} type
|
|
*/
|
|
function setValue(ptr, value, type = 'i8') {
|
|
if (type.endsWith('*')) type = '*';
|
|
switch (type) {
|
|
case 'i1': HEAP8[ptr] = value; break;
|
|
case 'i8': HEAP8[ptr] = value; break;
|
|
case 'i16': HEAP16[((ptr)>>1)] = value; break;
|
|
case 'i32': HEAP32[((ptr)>>2)] = value; break;
|
|
case 'i64': abort('to do setValue(i64) use WASM_BIGINT');
|
|
case 'float': HEAPF32[((ptr)>>2)] = value; break;
|
|
case 'double': HEAPF64[((ptr)>>3)] = value; break;
|
|
case '*': HEAPU32[((ptr)>>2)] = value; break;
|
|
default: abort(`invalid type for setValue: ${type}`);
|
|
}
|
|
}
|
|
Module['setValue'] = setValue;
|
|
|
|
var warnOnce = (text) => {
|
|
warnOnce.shown ||= {};
|
|
if (!warnOnce.shown[text]) {
|
|
warnOnce.shown[text] = 1;
|
|
if (ENVIRONMENT_IS_NODE) text = 'warning: ' + text;
|
|
err(text);
|
|
}
|
|
};
|
|
|
|
var UTF8Decoder = typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined;
|
|
|
|
/**
|
|
* Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given
|
|
* array that contains uint8 values, returns a copy of that string as a
|
|
* Javascript String object.
|
|
* heapOrArray is either a regular array, or a JavaScript typed array view.
|
|
* @param {number} idx
|
|
* @param {number=} maxBytesToRead
|
|
* @return {string}
|
|
*/
|
|
var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => {
|
|
var endIdx = idx + maxBytesToRead;
|
|
var endPtr = idx;
|
|
// TextDecoder needs to know the byte length in advance, it doesn't stop on
|
|
// null terminator by itself. Also, use the length info to avoid running tiny
|
|
// strings through TextDecoder, since .subarray() allocates garbage.
|
|
// (As a tiny code save trick, compare endPtr against endIdx using a negation,
|
|
// so that undefined means Infinity)
|
|
while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr;
|
|
|
|
if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
|
|
return UTF8Decoder.decode(heapOrArray.buffer instanceof SharedArrayBuffer ? heapOrArray.slice(idx, endPtr) : heapOrArray.subarray(idx, endPtr));
|
|
}
|
|
var str = '';
|
|
// If building with TextDecoder, we have already computed the string length
|
|
// above, so test loop end condition against that
|
|
while (idx < endPtr) {
|
|
// For UTF8 byte structure, see:
|
|
// http://en.wikipedia.org/wiki/UTF-8#Description
|
|
// https://www.ietf.org/rfc/rfc2279.txt
|
|
// https://tools.ietf.org/html/rfc3629
|
|
var u0 = heapOrArray[idx++];
|
|
if (!(u0 & 0x80)) { str += String.fromCharCode(u0); continue; }
|
|
var u1 = heapOrArray[idx++] & 63;
|
|
if ((u0 & 0xE0) == 0xC0) { str += String.fromCharCode(((u0 & 31) << 6) | u1); continue; }
|
|
var u2 = heapOrArray[idx++] & 63;
|
|
if ((u0 & 0xF0) == 0xE0) {
|
|
u0 = ((u0 & 15) << 12) | (u1 << 6) | u2;
|
|
} else {
|
|
if ((u0 & 0xF8) != 0xF0) warnOnce('Invalid UTF-8 leading byte ' + ptrToString(u0) + ' encountered when deserializing a UTF-8 string in wasm memory to a JS string!');
|
|
u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63);
|
|
}
|
|
|
|
if (u0 < 0x10000) {
|
|
str += String.fromCharCode(u0);
|
|
} else {
|
|
var ch = u0 - 0x10000;
|
|
str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF));
|
|
}
|
|
}
|
|
return str;
|
|
};
|
|
|
|
/**
|
|
* Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the
|
|
* emscripten HEAP, returns a copy of that string as a Javascript String object.
|
|
*
|
|
* @param {number} ptr
|
|
* @param {number=} maxBytesToRead - An optional length that specifies the
|
|
* maximum number of bytes to read. You can omit this parameter to scan the
|
|
* string until the first 0 byte. If maxBytesToRead is passed, and the string
|
|
* at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the
|
|
* string will cut short at that byte index (i.e. maxBytesToRead will not
|
|
* produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing
|
|
* frequent uses of UTF8ToString() with and without maxBytesToRead may throw
|
|
* JS JIT optimizations off, so it is worth to consider consistently using one
|
|
* @return {string}
|
|
*/
|
|
var UTF8ToString = (ptr, maxBytesToRead) => {
|
|
assert(typeof ptr == 'number', `UTF8ToString expects a number (got ${typeof ptr})`);
|
|
return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : '';
|
|
};
|
|
var ___assert_fail = (condition, filename, line, func) => {
|
|
abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [filename ? UTF8ToString(filename) : 'unknown filename', line, func ? UTF8ToString(func) : 'unknown function']);
|
|
};
|
|
|
|
var ___emscripten_init_main_thread_js = (tb) => {
|
|
// Pass the thread address to the native code where they stored in wasm
|
|
// globals which act as a form of TLS. Global constructors trying
|
|
// to access this value will read the wrong value, but that is UB anyway.
|
|
__emscripten_thread_init(
|
|
tb,
|
|
/*is_main=*/!ENVIRONMENT_IS_WORKER,
|
|
/*is_runtime=*/1,
|
|
/*can_block=*/!ENVIRONMENT_IS_WEB,
|
|
/*default_stacksize=*/65536,
|
|
/*start_profiling=*/false,
|
|
);
|
|
PThread.threadInitTLS();
|
|
};
|
|
|
|
var ___emscripten_thread_cleanup = (thread) => {
|
|
// Called when a thread needs to be cleaned up so it can be reused.
|
|
// A thread is considered reusable when it either returns from its
|
|
// entry point, calls pthread_exit, or acts upon a cancellation.
|
|
// Detached threads are responsible for calling this themselves,
|
|
// otherwise pthread_join is responsible for calling this.
|
|
if (!ENVIRONMENT_IS_PTHREAD) cleanupThread(thread);
|
|
else postMessage({ 'cmd': 'cleanupThread', 'thread': thread });
|
|
};
|
|
|
|
var nowIsMonotonic = 1;
|
|
var __emscripten_get_now_is_monotonic = () => nowIsMonotonic;
|
|
|
|
|
|
|
|
|
|
|
|
var maybeExit = () => {
|
|
if (!keepRuntimeAlive()) {
|
|
try {
|
|
if (ENVIRONMENT_IS_PTHREAD) __emscripten_thread_exit(EXITSTATUS);
|
|
else
|
|
_exit(EXITSTATUS);
|
|
} catch (e) {
|
|
handleException(e);
|
|
}
|
|
}
|
|
};
|
|
var callUserCallback = (func) => {
|
|
if (ABORT) {
|
|
err('user callback triggered after runtime exited or application aborted. Ignoring.');
|
|
return;
|
|
}
|
|
try {
|
|
func();
|
|
maybeExit();
|
|
} catch (e) {
|
|
handleException(e);
|
|
}
|
|
};
|
|
|
|
|
|
|
|
var __emscripten_thread_mailbox_await = (pthread_ptr) => {
|
|
if (typeof Atomics.waitAsync === 'function') {
|
|
// Wait on the pthread's initial self-pointer field because it is easy and
|
|
// safe to access from sending threads that need to notify the waiting
|
|
// thread.
|
|
// TODO: How to make this work with wasm64?
|
|
var wait = Atomics.waitAsync(HEAP32, ((pthread_ptr)>>2), pthread_ptr);
|
|
assert(wait.async);
|
|
wait.value.then(checkMailbox);
|
|
var waitingAsync = pthread_ptr + 128;
|
|
Atomics.store(HEAP32, ((waitingAsync)>>2), 1);
|
|
}
|
|
// If `Atomics.waitAsync` is not implemented, then we will always fall back
|
|
// to postMessage and there is no need to do anything here.
|
|
};
|
|
Module['__emscripten_thread_mailbox_await'] = __emscripten_thread_mailbox_await;
|
|
|
|
var checkMailbox = () => {
|
|
// Only check the mailbox if we have a live pthread runtime. We implement
|
|
// pthread_self to return 0 if there is no live runtime.
|
|
var pthread_ptr = _pthread_self();
|
|
if (pthread_ptr) {
|
|
// If we are using Atomics.waitAsync as our notification mechanism, wait
|
|
// for a notification before processing the mailbox to avoid missing any
|
|
// work that could otherwise arrive after we've finished processing the
|
|
// mailbox and before we're ready for the next notification.
|
|
__emscripten_thread_mailbox_await(pthread_ptr);
|
|
callUserCallback(__emscripten_check_mailbox);
|
|
}
|
|
};
|
|
Module['checkMailbox'] = checkMailbox;
|
|
|
|
var __emscripten_notify_mailbox_postmessage = (targetThreadId, currThreadId, mainThreadId) => {
|
|
if (targetThreadId == currThreadId) {
|
|
setTimeout(checkMailbox);
|
|
} else if (ENVIRONMENT_IS_PTHREAD) {
|
|
postMessage({'targetThread' : targetThreadId, 'cmd' : 'checkMailbox'});
|
|
} else {
|
|
var worker = PThread.pthreads[targetThreadId];
|
|
if (!worker) {
|
|
err(`Cannot send message to thread with ID ${targetThreadId}, unknown thread ID!`);
|
|
return;
|
|
}
|
|
worker.postMessage({'cmd' : 'checkMailbox'});
|
|
}
|
|
};
|
|
|
|
|
|
var proxiedJSCallArgs = [];
|
|
|
|
var __emscripten_receive_on_main_thread_js = (funcIndex, emAsmAddr, callingThread, numCallArgs, args) => {
|
|
// Sometimes we need to backproxy events to the calling thread (e.g.
|
|
// HTML5 DOM events handlers such as
|
|
// emscripten_set_mousemove_callback()), so keep track in a globally
|
|
// accessible variable about the thread that initiated the proxying.
|
|
proxiedJSCallArgs.length = numCallArgs;
|
|
var b = ((args)>>3);
|
|
for (var i = 0; i < numCallArgs; i++) {
|
|
proxiedJSCallArgs[i] = HEAPF64[b + i];
|
|
}
|
|
// Proxied JS library funcs use funcIndex and EM_ASM functions use emAsmAddr
|
|
assert(!emAsmAddr);
|
|
var func = proxiedFunctionTable[funcIndex];
|
|
assert(!(funcIndex && emAsmAddr));
|
|
assert(func.length == numCallArgs, 'Call args mismatch in _emscripten_receive_on_main_thread_js');
|
|
PThread.currentProxiedOperationCallerThread = callingThread;
|
|
var rtn = func(...proxiedJSCallArgs);
|
|
PThread.currentProxiedOperationCallerThread = 0;
|
|
// Proxied functions can return any type except bigint. All other types
|
|
// cooerce to f64/double (the return type of this function in C) but not
|
|
// bigint.
|
|
assert(typeof rtn != "bigint");
|
|
return rtn;
|
|
};
|
|
|
|
|
|
var __emscripten_thread_set_strongref = (thread) => {
|
|
// Called when a thread needs to be strongly referenced.
|
|
// Currently only used for:
|
|
// - keeping the "main" thread alive in PROXY_TO_PTHREAD mode;
|
|
// - crashed threads that needs to propagate the uncaught exception
|
|
// back to the main thread.
|
|
if (ENVIRONMENT_IS_NODE) {
|
|
PThread.pthreads[thread].ref();
|
|
}
|
|
};
|
|
|
|
|
|
var _emscripten_check_blocking_allowed = () => {
|
|
if (ENVIRONMENT_IS_NODE) return;
|
|
|
|
if (ENVIRONMENT_IS_WORKER) return; // Blocking in a worker/pthread is fine.
|
|
|
|
warnOnce('Blocking on the main thread is very dangerous, see https://emscripten.org/docs/porting/pthreads.html#blocking-on-the-main-browser-thread');
|
|
|
|
};
|
|
|
|
var _emscripten_date_now = () => Date.now();
|
|
|
|
var runtimeKeepalivePush = () => {
|
|
runtimeKeepaliveCounter += 1;
|
|
};
|
|
var _emscripten_exit_with_live_runtime = () => {
|
|
runtimeKeepalivePush();
|
|
throw 'unwind';
|
|
};
|
|
|
|
var _emscripten_get_now;
|
|
// Pthreads need their clocks synchronized to the execution of the main
|
|
// thread, so, when using them, make sure to adjust all timings to the
|
|
// respective time origins.
|
|
_emscripten_get_now = () => performance.timeOrigin + performance.now();
|
|
;
|
|
|
|
var getHeapMax = () =>
|
|
HEAPU8.length;
|
|
|
|
var abortOnCannotGrowMemory = (requestedSize) => {
|
|
abort(`Cannot enlarge memory arrays to size ${requestedSize} bytes (OOM). Either (1) compile with -sINITIAL_MEMORY=X with X higher than the current value ${HEAP8.length}, (2) compile with -sALLOW_MEMORY_GROWTH which allows increasing the size at runtime, or (3) if you want malloc to return NULL (0) instead of this abort, compile with -sABORTING_MALLOC=0`);
|
|
};
|
|
var _emscripten_resize_heap = (requestedSize) => {
|
|
var oldSize = HEAPU8.length;
|
|
// With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned.
|
|
requestedSize >>>= 0;
|
|
abortOnCannotGrowMemory(requestedSize);
|
|
};
|
|
|
|
|
|
var printCharBuffers = [null,[],[]];
|
|
|
|
var printChar = (stream, curr) => {
|
|
var buffer = printCharBuffers[stream];
|
|
assert(buffer);
|
|
if (curr === 0 || curr === 10) {
|
|
(stream === 1 ? out : err)(UTF8ArrayToString(buffer, 0));
|
|
buffer.length = 0;
|
|
} else {
|
|
buffer.push(curr);
|
|
}
|
|
};
|
|
|
|
var flush_NO_FILESYSTEM = () => {
|
|
// flush anything remaining in the buffers during shutdown
|
|
_fflush(0);
|
|
if (printCharBuffers[1].length) printChar(1, 10);
|
|
if (printCharBuffers[2].length) printChar(2, 10);
|
|
};
|
|
|
|
|
|
var SYSCALLS = {
|
|
varargs:undefined,
|
|
get() {
|
|
assert(SYSCALLS.varargs != undefined);
|
|
// the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number.
|
|
var ret = HEAP32[((+SYSCALLS.varargs)>>2)];
|
|
SYSCALLS.varargs += 4;
|
|
return ret;
|
|
},
|
|
getp() { return SYSCALLS.get() },
|
|
getStr(ptr) {
|
|
var ret = UTF8ToString(ptr);
|
|
return ret;
|
|
},
|
|
};
|
|
|
|
|
|
function _fd_write(fd, iov, iovcnt, pnum) {
|
|
if (ENVIRONMENT_IS_PTHREAD)
|
|
return proxyToMainThread(2, 0, 1, fd, iov, iovcnt, pnum);
|
|
|
|
// hack to support printf in SYSCALLS_REQUIRE_FILESYSTEM=0
|
|
var num = 0;
|
|
for (var i = 0; i < iovcnt; i++) {
|
|
var ptr = HEAPU32[((iov)>>2)];
|
|
var len = HEAPU32[(((iov)+(4))>>2)];
|
|
iov += 8;
|
|
for (var j = 0; j < len; j++) {
|
|
printChar(fd, HEAPU8[ptr+j]);
|
|
}
|
|
num += len;
|
|
}
|
|
HEAPU32[((pnum)>>2)] = num;
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
var getCFunc = (ident) => {
|
|
var func = Module['_' + ident]; // closure exported function
|
|
assert(func, 'Cannot call unknown function ' + ident + ', make sure it is exported');
|
|
return func;
|
|
};
|
|
|
|
var writeArrayToMemory = (array, buffer) => {
|
|
assert(array.length >= 0, 'writeArrayToMemory array must have a length (should be an array or typed array)')
|
|
HEAP8.set(array, buffer);
|
|
};
|
|
|
|
var lengthBytesUTF8 = (str) => {
|
|
var len = 0;
|
|
for (var i = 0; i < str.length; ++i) {
|
|
// Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code
|
|
// unit, not a Unicode code point of the character! So decode
|
|
// UTF16->UTF32->UTF8.
|
|
// See http://unicode.org/faq/utf_bom.html#utf16-3
|
|
var c = str.charCodeAt(i); // possibly a lead surrogate
|
|
if (c <= 0x7F) {
|
|
len++;
|
|
} else if (c <= 0x7FF) {
|
|
len += 2;
|
|
} else if (c >= 0xD800 && c <= 0xDFFF) {
|
|
len += 4; ++i;
|
|
} else {
|
|
len += 3;
|
|
}
|
|
}
|
|
return len;
|
|
};
|
|
|
|
var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => {
|
|
assert(typeof str === 'string', `stringToUTF8Array expects a string (got ${typeof str})`);
|
|
// Parameter maxBytesToWrite is not optional. Negative values, 0, null,
|
|
// undefined and false each don't write out any bytes.
|
|
if (!(maxBytesToWrite > 0))
|
|
return 0;
|
|
|
|
var startIdx = outIdx;
|
|
var endIdx = outIdx + maxBytesToWrite - 1; // -1 for string null terminator.
|
|
for (var i = 0; i < str.length; ++i) {
|
|
// Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code
|
|
// unit, not a Unicode code point of the character! So decode
|
|
// UTF16->UTF32->UTF8.
|
|
// See http://unicode.org/faq/utf_bom.html#utf16-3
|
|
// For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description
|
|
// and https://www.ietf.org/rfc/rfc2279.txt
|
|
// and https://tools.ietf.org/html/rfc3629
|
|
var u = str.charCodeAt(i); // possibly a lead surrogate
|
|
if (u >= 0xD800 && u <= 0xDFFF) {
|
|
var u1 = str.charCodeAt(++i);
|
|
u = 0x10000 + ((u & 0x3FF) << 10) | (u1 & 0x3FF);
|
|
}
|
|
if (u <= 0x7F) {
|
|
if (outIdx >= endIdx) break;
|
|
heap[outIdx++] = u;
|
|
} else if (u <= 0x7FF) {
|
|
if (outIdx + 1 >= endIdx) break;
|
|
heap[outIdx++] = 0xC0 | (u >> 6);
|
|
heap[outIdx++] = 0x80 | (u & 63);
|
|
} else if (u <= 0xFFFF) {
|
|
if (outIdx + 2 >= endIdx) break;
|
|
heap[outIdx++] = 0xE0 | (u >> 12);
|
|
heap[outIdx++] = 0x80 | ((u >> 6) & 63);
|
|
heap[outIdx++] = 0x80 | (u & 63);
|
|
} else {
|
|
if (outIdx + 3 >= endIdx) break;
|
|
if (u > 0x10FFFF) warnOnce('Invalid Unicode code point ' + ptrToString(u) + ' encountered when serializing a JS string to a UTF-8 string in wasm memory! (Valid unicode code points should be in range 0-0x10FFFF).');
|
|
heap[outIdx++] = 0xF0 | (u >> 18);
|
|
heap[outIdx++] = 0x80 | ((u >> 12) & 63);
|
|
heap[outIdx++] = 0x80 | ((u >> 6) & 63);
|
|
heap[outIdx++] = 0x80 | (u & 63);
|
|
}
|
|
}
|
|
// Null-terminate the pointer to the buffer.
|
|
heap[outIdx] = 0;
|
|
return outIdx - startIdx;
|
|
};
|
|
var stringToUTF8 = (str, outPtr, maxBytesToWrite) => {
|
|
assert(typeof maxBytesToWrite == 'number', 'stringToUTF8(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!');
|
|
return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite);
|
|
};
|
|
var stringToUTF8OnStack = (str) => {
|
|
var size = lengthBytesUTF8(str) + 1;
|
|
var ret = stackAlloc(size);
|
|
stringToUTF8(str, ret, size);
|
|
return ret;
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
* @param {string|null=} returnType
|
|
* @param {Array=} argTypes
|
|
* @param {Arguments|Array=} args
|
|
* @param {Object=} opts
|
|
*/
|
|
var ccall = (ident, returnType, argTypes, args, opts) => {
|
|
// For fast lookup of conversion functions
|
|
var toC = {
|
|
'string': (str) => {
|
|
var ret = 0;
|
|
if (str !== null && str !== undefined && str !== 0) { // null string
|
|
// at most 4 bytes per UTF-8 code point, +1 for the trailing '\0'
|
|
ret = stringToUTF8OnStack(str);
|
|
}
|
|
return ret;
|
|
},
|
|
'array': (arr) => {
|
|
var ret = stackAlloc(arr.length);
|
|
writeArrayToMemory(arr, ret);
|
|
return ret;
|
|
}
|
|
};
|
|
|
|
function convertReturnValue(ret) {
|
|
if (returnType === 'string') {
|
|
|
|
return UTF8ToString(ret);
|
|
}
|
|
if (returnType === 'boolean') return Boolean(ret);
|
|
return ret;
|
|
}
|
|
|
|
var func = getCFunc(ident);
|
|
var cArgs = [];
|
|
var stack = 0;
|
|
assert(returnType !== 'array', 'Return type should not be "array".');
|
|
if (args) {
|
|
for (var i = 0; i < args.length; i++) {
|
|
var converter = toC[argTypes[i]];
|
|
if (converter) {
|
|
if (stack === 0) stack = stackSave();
|
|
cArgs[i] = converter(args[i]);
|
|
} else {
|
|
cArgs[i] = args[i];
|
|
}
|
|
}
|
|
}
|
|
var ret = func(...cArgs);
|
|
function onDone(ret) {
|
|
if (stack !== 0) stackRestore(stack);
|
|
return convertReturnValue(ret);
|
|
}
|
|
|
|
ret = onDone(ret);
|
|
return ret;
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
* @param {string=} returnType
|
|
* @param {Array=} argTypes
|
|
* @param {Object=} opts
|
|
*/
|
|
var cwrap = (ident, returnType, argTypes, opts) => {
|
|
return (...args) => ccall(ident, returnType, argTypes, args, opts);
|
|
};
|
|
|
|
|
|
PThread.init();;
|
|
|
|
// proxiedFunctionTable specifies the list of functions that can be called
|
|
// either synchronously or asynchronously from other threads in postMessage()d
|
|
// or internally queued events. This way a pthread in a Worker can synchronously
|
|
// access e.g. the DOM on the main thread.
|
|
var proxiedFunctionTable = [
|
|
_proc_exit,
|
|
exitOnMainThread,
|
|
_fd_write
|
|
];
|
|
|
|
function checkIncomingModuleAPI() {
|
|
ignoredModuleProp('fetchSettings');
|
|
}
|
|
var wasmImports = {
|
|
/** @export */
|
|
__assert_fail: ___assert_fail,
|
|
/** @export */
|
|
__emscripten_init_main_thread_js: ___emscripten_init_main_thread_js,
|
|
/** @export */
|
|
__emscripten_thread_cleanup: ___emscripten_thread_cleanup,
|
|
/** @export */
|
|
_emscripten_get_now_is_monotonic: __emscripten_get_now_is_monotonic,
|
|
/** @export */
|
|
_emscripten_notify_mailbox_postmessage: __emscripten_notify_mailbox_postmessage,
|
|
/** @export */
|
|
_emscripten_receive_on_main_thread_js: __emscripten_receive_on_main_thread_js,
|
|
/** @export */
|
|
_emscripten_thread_mailbox_await: __emscripten_thread_mailbox_await,
|
|
/** @export */
|
|
_emscripten_thread_set_strongref: __emscripten_thread_set_strongref,
|
|
/** @export */
|
|
emscripten_check_blocking_allowed: _emscripten_check_blocking_allowed,
|
|
/** @export */
|
|
emscripten_date_now: _emscripten_date_now,
|
|
/** @export */
|
|
emscripten_exit_with_live_runtime: _emscripten_exit_with_live_runtime,
|
|
/** @export */
|
|
emscripten_get_now: _emscripten_get_now,
|
|
/** @export */
|
|
emscripten_resize_heap: _emscripten_resize_heap,
|
|
/** @export */
|
|
exit: _exit,
|
|
/** @export */
|
|
fd_write: _fd_write,
|
|
/** @export */
|
|
memory: wasmMemory
|
|
};
|
|
var wasmExports = createWasm();
|
|
var ___wasm_call_ctors = createExportWrapper('__wasm_call_ctors');
|
|
var _convexHull = Module['_convexHull'] = createExportWrapper('convexHull');
|
|
var __emscripten_tls_init = Module['__emscripten_tls_init'] = createExportWrapper('_emscripten_tls_init');
|
|
var _pthread_self = Module['_pthread_self'] = () => (_pthread_self = Module['_pthread_self'] = wasmExports['pthread_self'])();
|
|
var __emscripten_thread_init = Module['__emscripten_thread_init'] = createExportWrapper('_emscripten_thread_init');
|
|
var __emscripten_thread_crashed = Module['__emscripten_thread_crashed'] = createExportWrapper('_emscripten_thread_crashed');
|
|
var _fflush = createExportWrapper('fflush');
|
|
var _emscripten_main_runtime_thread_id = createExportWrapper('emscripten_main_runtime_thread_id');
|
|
var _emscripten_main_thread_process_queued_calls = createExportWrapper('emscripten_main_thread_process_queued_calls');
|
|
var __emscripten_run_on_main_thread_js = createExportWrapper('_emscripten_run_on_main_thread_js');
|
|
var __emscripten_thread_free_data = createExportWrapper('_emscripten_thread_free_data');
|
|
var __emscripten_thread_exit = Module['__emscripten_thread_exit'] = createExportWrapper('_emscripten_thread_exit');
|
|
var __emscripten_check_mailbox = createExportWrapper('_emscripten_check_mailbox');
|
|
var _malloc = Module['_malloc'] = createExportWrapper('malloc');
|
|
var _free = Module['_free'] = createExportWrapper('free');
|
|
var _emscripten_stack_get_base = () => (_emscripten_stack_get_base = wasmExports['emscripten_stack_get_base'])();
|
|
var _emscripten_stack_get_end = () => (_emscripten_stack_get_end = wasmExports['emscripten_stack_get_end'])();
|
|
var _emscripten_stack_init = () => (_emscripten_stack_init = wasmExports['emscripten_stack_init'])();
|
|
var _emscripten_stack_set_limits = (a0, a1) => (_emscripten_stack_set_limits = wasmExports['emscripten_stack_set_limits'])(a0, a1);
|
|
var _emscripten_stack_get_free = () => (_emscripten_stack_get_free = wasmExports['emscripten_stack_get_free'])();
|
|
var stackSave = createExportWrapper('stackSave');
|
|
var stackRestore = createExportWrapper('stackRestore');
|
|
var stackAlloc = createExportWrapper('stackAlloc');
|
|
var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports['emscripten_stack_get_current'])();
|
|
var dynCall_jiji = Module['dynCall_jiji'] = createExportWrapper('dynCall_jiji');
|
|
|
|
|
|
// include: postamble.js
|
|
// === Auto-generated postamble setup entry stuff ===
|
|
|
|
Module['wasmMemory'] = wasmMemory;
|
|
Module['keepRuntimeAlive'] = keepRuntimeAlive;
|
|
Module['ccall'] = ccall;
|
|
Module['cwrap'] = cwrap;
|
|
Module['ExitStatus'] = ExitStatus;
|
|
var missingLibrarySymbols = [
|
|
'writeI53ToI64',
|
|
'writeI53ToI64Clamped',
|
|
'writeI53ToI64Signaling',
|
|
'writeI53ToU64Clamped',
|
|
'writeI53ToU64Signaling',
|
|
'readI53FromI64',
|
|
'readI53FromU64',
|
|
'convertI32PairToI53',
|
|
'convertU32PairToI53',
|
|
'growMemory',
|
|
'isLeapYear',
|
|
'ydayFromDate',
|
|
'arraySum',
|
|
'addDays',
|
|
'inetPton4',
|
|
'inetNtop4',
|
|
'inetPton6',
|
|
'inetNtop6',
|
|
'readSockaddr',
|
|
'writeSockaddr',
|
|
'initRandomFill',
|
|
'randomFill',
|
|
'getCallstack',
|
|
'emscriptenLog',
|
|
'convertPCtoSourceLocation',
|
|
'readEmAsmArgs',
|
|
'jstoi_q',
|
|
'getExecutableName',
|
|
'listenOnce',
|
|
'autoResumeAudioContext',
|
|
'dynCallLegacy',
|
|
'getDynCaller',
|
|
'dynCall',
|
|
'runtimeKeepalivePop',
|
|
'asmjsMangle',
|
|
'asyncLoad',
|
|
'alignMemory',
|
|
'mmapAlloc',
|
|
'HandleAllocator',
|
|
'getNativeTypeSize',
|
|
'STACK_SIZE',
|
|
'STACK_ALIGN',
|
|
'POINTER_SIZE',
|
|
'ASSERTIONS',
|
|
'uleb128Encode',
|
|
'sigToWasmTypes',
|
|
'generateFuncType',
|
|
'convertJsFunctionToWasm',
|
|
'getEmptyTableSlot',
|
|
'updateTableMap',
|
|
'getFunctionAddress',
|
|
'addFunction',
|
|
'removeFunction',
|
|
'reallyNegative',
|
|
'unSign',
|
|
'strLen',
|
|
'reSign',
|
|
'formatString',
|
|
'intArrayFromString',
|
|
'intArrayToString',
|
|
'AsciiToString',
|
|
'stringToAscii',
|
|
'UTF16ToString',
|
|
'stringToUTF16',
|
|
'lengthBytesUTF16',
|
|
'UTF32ToString',
|
|
'stringToUTF32',
|
|
'lengthBytesUTF32',
|
|
'stringToNewUTF8',
|
|
'registerKeyEventCallback',
|
|
'maybeCStringToJsString',
|
|
'findEventTarget',
|
|
'getBoundingClientRect',
|
|
'fillMouseEventData',
|
|
'registerMouseEventCallback',
|
|
'registerWheelEventCallback',
|
|
'registerUiEventCallback',
|
|
'registerFocusEventCallback',
|
|
'fillDeviceOrientationEventData',
|
|
'registerDeviceOrientationEventCallback',
|
|
'fillDeviceMotionEventData',
|
|
'registerDeviceMotionEventCallback',
|
|
'screenOrientation',
|
|
'fillOrientationChangeEventData',
|
|
'registerOrientationChangeEventCallback',
|
|
'fillFullscreenChangeEventData',
|
|
'registerFullscreenChangeEventCallback',
|
|
'JSEvents_requestFullscreen',
|
|
'JSEvents_resizeCanvasForFullscreen',
|
|
'registerRestoreOldStyle',
|
|
'hideEverythingExceptGivenElement',
|
|
'restoreHiddenElements',
|
|
'setLetterbox',
|
|
'softFullscreenResizeWebGLRenderTarget',
|
|
'doRequestFullscreen',
|
|
'fillPointerlockChangeEventData',
|
|
'registerPointerlockChangeEventCallback',
|
|
'registerPointerlockErrorEventCallback',
|
|
'requestPointerLock',
|
|
'fillVisibilityChangeEventData',
|
|
'registerVisibilityChangeEventCallback',
|
|
'registerTouchEventCallback',
|
|
'fillGamepadEventData',
|
|
'registerGamepadEventCallback',
|
|
'registerBeforeUnloadEventCallback',
|
|
'fillBatteryEventData',
|
|
'battery',
|
|
'registerBatteryEventCallback',
|
|
'setCanvasElementSizeCallingThread',
|
|
'setCanvasElementSizeMainThread',
|
|
'setCanvasElementSize',
|
|
'getCanvasSizeCallingThread',
|
|
'getCanvasSizeMainThread',
|
|
'getCanvasElementSize',
|
|
'jsStackTrace',
|
|
'stackTrace',
|
|
'getEnvStrings',
|
|
'checkWasiClock',
|
|
'wasiRightsToMuslOFlags',
|
|
'wasiOFlagsToMuslOFlags',
|
|
'createDyncallWrapper',
|
|
'safeSetTimeout',
|
|
'setImmediateWrapped',
|
|
'clearImmediateWrapped',
|
|
'polyfillSetImmediate',
|
|
'getPromise',
|
|
'makePromise',
|
|
'idsToPromises',
|
|
'makePromiseCallback',
|
|
'ExceptionInfo',
|
|
'findMatchingCatch',
|
|
'Browser_asyncPrepareDataCounter',
|
|
'setMainLoop',
|
|
'getSocketFromFD',
|
|
'getSocketAddress',
|
|
'FS_createPreloadedFile',
|
|
'FS_modeStringToFlags',
|
|
'FS_getMode',
|
|
'FS_stdin_getChar',
|
|
'FS_createDataFile',
|
|
'FS_unlink',
|
|
'FS_mkdirTree',
|
|
'_setNetworkCallback',
|
|
'heapObjectForWebGLType',
|
|
'toTypedArrayIndex',
|
|
'webgl_enable_ANGLE_instanced_arrays',
|
|
'webgl_enable_OES_vertex_array_object',
|
|
'webgl_enable_WEBGL_draw_buffers',
|
|
'webgl_enable_WEBGL_multi_draw',
|
|
'emscriptenWebGLGet',
|
|
'computeUnpackAlignedImageSize',
|
|
'colorChannelsInGlTextureFormat',
|
|
'emscriptenWebGLGetTexPixelData',
|
|
'emscriptenWebGLGetUniform',
|
|
'webglGetUniformLocation',
|
|
'webglPrepareUniformLocationsBeforeFirstUse',
|
|
'webglGetLeftBracePos',
|
|
'emscriptenWebGLGetVertexAttrib',
|
|
'__glGetActiveAttribOrUniform',
|
|
'writeGLArray',
|
|
'emscripten_webgl_destroy_context_before_on_calling_thread',
|
|
'registerWebGlEventCallback',
|
|
'runAndAbortIfError',
|
|
'ALLOC_NORMAL',
|
|
'ALLOC_STACK',
|
|
'allocate',
|
|
'writeStringToMemory',
|
|
'writeAsciiToMemory',
|
|
'setErrNo',
|
|
'demangle',
|
|
];
|
|
missingLibrarySymbols.forEach(missingLibrarySymbol)
|
|
|
|
var unexportedSymbols = [
|
|
'run',
|
|
'addOnPreRun',
|
|
'addOnInit',
|
|
'addOnPreMain',
|
|
'addOnExit',
|
|
'addOnPostRun',
|
|
'addRunDependency',
|
|
'removeRunDependency',
|
|
'FS_createFolder',
|
|
'FS_createPath',
|
|
'FS_createLazyFile',
|
|
'FS_createLink',
|
|
'FS_createDevice',
|
|
'FS_readFile',
|
|
'out',
|
|
'err',
|
|
'callMain',
|
|
'abort',
|
|
'wasmExports',
|
|
'stackAlloc',
|
|
'stackSave',
|
|
'stackRestore',
|
|
'getTempRet0',
|
|
'setTempRet0',
|
|
'writeStackCookie',
|
|
'checkStackCookie',
|
|
'convertI32PairToI53Checked',
|
|
'ptrToString',
|
|
'zeroMemory',
|
|
'exitJS',
|
|
'getHeapMax',
|
|
'abortOnCannotGrowMemory',
|
|
'ENV',
|
|
'MONTH_DAYS_REGULAR',
|
|
'MONTH_DAYS_LEAP',
|
|
'MONTH_DAYS_REGULAR_CUMULATIVE',
|
|
'MONTH_DAYS_LEAP_CUMULATIVE',
|
|
'ERRNO_CODES',
|
|
'ERRNO_MESSAGES',
|
|
'DNS',
|
|
'Protocols',
|
|
'Sockets',
|
|
'timers',
|
|
'warnOnce',
|
|
'UNWIND_CACHE',
|
|
'readEmAsmArgsArray',
|
|
'jstoi_s',
|
|
'handleException',
|
|
'runtimeKeepalivePush',
|
|
'callUserCallback',
|
|
'maybeExit',
|
|
'wasmTable',
|
|
'noExitRuntime',
|
|
'getCFunc',
|
|
'freeTableIndexes',
|
|
'functionsInTableMap',
|
|
'setValue',
|
|
'getValue',
|
|
'PATH',
|
|
'PATH_FS',
|
|
'UTF8Decoder',
|
|
'UTF8ArrayToString',
|
|
'UTF8ToString',
|
|
'stringToUTF8Array',
|
|
'stringToUTF8',
|
|
'lengthBytesUTF8',
|
|
'UTF16Decoder',
|
|
'stringToUTF8OnStack',
|
|
'writeArrayToMemory',
|
|
'JSEvents',
|
|
'specialHTMLTargets',
|
|
'findCanvasEventTarget',
|
|
'currentFullscreenStrategy',
|
|
'restoreOldWindowedStyle',
|
|
'flush_NO_FILESYSTEM',
|
|
'promiseMap',
|
|
'uncaughtExceptionCount',
|
|
'exceptionLast',
|
|
'exceptionCaught',
|
|
'Browser',
|
|
'getPreloadedImageData__data',
|
|
'wget',
|
|
'SYSCALLS',
|
|
'preloadPlugins',
|
|
'FS_stdin_getChar_buffer',
|
|
'FS',
|
|
'MEMFS',
|
|
'TTY',
|
|
'PIPEFS',
|
|
'SOCKFS',
|
|
'tempFixedLengthArray',
|
|
'miniTempWebGLFloatBuffers',
|
|
'miniTempWebGLIntBuffers',
|
|
'GL',
|
|
'AL',
|
|
'GLUT',
|
|
'EGL',
|
|
'GLEW',
|
|
'IDBStore',
|
|
'SDL',
|
|
'SDL_gfx',
|
|
'allocateUTF8',
|
|
'allocateUTF8OnStack',
|
|
'PThread',
|
|
'terminateWorker',
|
|
'killThread',
|
|
'cleanupThread',
|
|
'registerTLSInit',
|
|
'cancelThread',
|
|
'spawnThread',
|
|
'exitOnMainThread',
|
|
'proxyToMainThread',
|
|
'proxiedJSCallArgs',
|
|
'invokeEntryPoint',
|
|
'checkMailbox',
|
|
];
|
|
unexportedSymbols.forEach(unexportedRuntimeSymbol);
|
|
|
|
|
|
|
|
var calledRun;
|
|
|
|
dependenciesFulfilled = function runCaller() {
|
|
// If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false)
|
|
if (!calledRun) run();
|
|
if (!calledRun) dependenciesFulfilled = runCaller; // try this again later, after new deps are fulfilled
|
|
};
|
|
|
|
function stackCheckInit() {
|
|
// This is normally called automatically during __wasm_call_ctors but need to
|
|
// get these values before even running any of the ctors so we call it redundantly
|
|
// here.
|
|
// See $establishStackSpace for the equivalent code that runs on a thread
|
|
assert(!ENVIRONMENT_IS_PTHREAD);
|
|
_emscripten_stack_init();
|
|
// TODO(sbc): Move writeStackCookie to native to to avoid this.
|
|
writeStackCookie();
|
|
}
|
|
|
|
function run() {
|
|
|
|
if (runDependencies > 0) {
|
|
return;
|
|
}
|
|
|
|
if (!ENVIRONMENT_IS_PTHREAD)
|
|
stackCheckInit();
|
|
|
|
if (ENVIRONMENT_IS_PTHREAD) {
|
|
initRuntime();
|
|
startWorker(Module);
|
|
return;
|
|
}
|
|
|
|
preRun();
|
|
|
|
// a preRun added a dependency, run will be called later
|
|
if (runDependencies > 0) {
|
|
return;
|
|
}
|
|
|
|
function doRun() {
|
|
// run may have just been called through dependencies being fulfilled just in this very frame,
|
|
// or while the async setStatus time below was happening
|
|
if (calledRun) return;
|
|
calledRun = true;
|
|
Module['calledRun'] = true;
|
|
|
|
if (ABORT) return;
|
|
|
|
initRuntime();
|
|
|
|
if (Module['onRuntimeInitialized']) Module['onRuntimeInitialized']();
|
|
|
|
assert(!Module['_main'], 'compiled without a main, but one is present. if you added it from JS, use Module["onRuntimeInitialized"]');
|
|
|
|
postRun();
|
|
}
|
|
|
|
if (Module['setStatus']) {
|
|
Module['setStatus']('Running...');
|
|
setTimeout(function() {
|
|
setTimeout(function() {
|
|
Module['setStatus']('');
|
|
}, 1);
|
|
doRun();
|
|
}, 1);
|
|
} else
|
|
{
|
|
doRun();
|
|
}
|
|
checkStackCookie();
|
|
}
|
|
|
|
function checkUnflushedContent() {
|
|
// Compiler settings do not allow exiting the runtime, so flushing
|
|
// the streams is not possible. but in ASSERTIONS mode we check
|
|
// if there was something to flush, and if so tell the user they
|
|
// should request that the runtime be exitable.
|
|
// Normally we would not even include flush() at all, but in ASSERTIONS
|
|
// builds we do so just for this check, and here we see if there is any
|
|
// content to flush, that is, we check if there would have been
|
|
// something a non-ASSERTIONS build would have not seen.
|
|
// How we flush the streams depends on whether we are in SYSCALLS_REQUIRE_FILESYSTEM=0
|
|
// mode (which has its own special function for this; otherwise, all
|
|
// the code is inside libc)
|
|
var oldOut = out;
|
|
var oldErr = err;
|
|
var has = false;
|
|
out = err = (x) => {
|
|
has = true;
|
|
}
|
|
try { // it doesn't matter if it fails
|
|
flush_NO_FILESYSTEM();
|
|
} catch(e) {}
|
|
out = oldOut;
|
|
err = oldErr;
|
|
if (has) {
|
|
warnOnce('stdio streams had content in them that was not flushed. you should set EXIT_RUNTIME to 1 (see the Emscripten FAQ), or make sure to emit a newline when you printf etc.');
|
|
warnOnce('(this may also be due to not including full filesystem support - try building with -sFORCE_FILESYSTEM)');
|
|
}
|
|
}
|
|
|
|
if (Module['preInit']) {
|
|
if (typeof Module['preInit'] == 'function') Module['preInit'] = [Module['preInit']];
|
|
while (Module['preInit'].length > 0) {
|
|
Module['preInit'].pop()();
|
|
}
|
|
}
|
|
|
|
run();
|
|
|
|
// end include: postamble.js
|
|
|