v8/test/mjsunit/wasm/worker-interpreter.js
Sven Sauleau 5bdb13297f [wasm] merge js constants file in module-builder
We noticed that almost every call site were loading both files,
the split isn't necessary anymore.

In some message tests, removed the absolute line number to allow future
changes.

Bug: v8:8726
Change-Id: I8527f0a1ecfa685aa01a5e2f5f47ddf1cb13a545
Reviewed-on: https://chromium-review.googlesource.com/c/1446452
Commit-Queue: Sven Sauleau <ssauleau@igalia.com>
Reviewed-by: Ben Titzer <titzer@chromium.org>
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#59220}
2019-01-30 22:10:34 +00:00

63 lines
2.1 KiB
JavaScript

// Copyright 2018 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax --no-wasm-disable-structured-cloning
load("test/mjsunit/wasm/wasm-module-builder.js");
(function TestPostInterpretedModule() {
let builder = new WasmModuleBuilder();
let add = builder.addFunction("add", kSig_i_ii)
.addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprI32Add])
.exportFunc();
let module = builder.toModule();
let instance = new WebAssembly.Instance(module);
let exp = instance.exports;
let workerScript = `
var instance = null;
onmessage = function(message) {
try {
if (message.command == 'module') {
instance = new WebAssembly.Instance(message.module);
postMessage('OK');
}
if (message.command == 'call') {
let result = instance.exports.add(40, 2);
postMessage(result);
}
} catch(e) {
postMessage('ERROR: ' + e);
}
}
`;
let worker = new Worker(workerScript, {type: 'string'});
// Call method without using the interpreter.
var initial_interpreted = %WasmNumInterpretedCalls(instance);
assertEquals(23, exp.add(20, 3));
assertEquals(initial_interpreted + 0, %WasmNumInterpretedCalls(instance));
// Send module to the worker, still not interpreting.
worker.postMessage({ command:'module', module:module });
assertEquals('OK', worker.getMessage());
worker.postMessage({ command:'call' });
assertEquals(42, worker.getMessage());
assertEquals(initial_interpreted + 0, %WasmNumInterpretedCalls(instance));
// Switch to the interpreter and call method.
%RedirectToWasmInterpreter(instance, add.index);
assertEquals(23, exp.add(20, 3));
assertEquals(initial_interpreted + 1, %WasmNumInterpretedCalls(instance));
// Let worker call interpreted function.
worker.postMessage({ command:'call' });
assertEquals(42, worker.getMessage());
assertEquals(initial_interpreted + 1, %WasmNumInterpretedCalls(instance));
// All done.
worker.terminate();
})();