v8/test/mjsunit/wasm/gc-buffer.js
2016-12-20 15:32:56 +00:00

43 lines
1.2 KiB
JavaScript

// Copyright 2016 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: --expose-wasm --stress-gc --expose-gc
load("test/mjsunit/wasm/wasm-constants.js");
load("test/mjsunit/wasm/wasm-module-builder.js");
function run(f) {
// wrap the creation in a closure so that the only thing returned is
// the module (i.e. the underlying array buffer of WASM wire bytes dies).
var module = (() => {
var builder = new WasmModuleBuilder();
builder.addImport("mod", "the_name_of_my_import", kSig_i_i);
builder.addFunction("main", kSig_i_i)
.addBody([
kExprGetLocal, 0,
kExprCallFunction, 0])
.exportAs("main");
print("module");
return new WebAssembly.Module(builder.toBuffer());
})();
gc();
for (var i = 0; i < 10; i++) {
print(" instance " + i);
var instance = new WebAssembly.Instance(module, {"mod": {the_name_of_my_import: f}});
var g = instance.exports.main;
assertEquals("function", typeof g);
for (var j = 0; j < 10; j++) {
assertEquals(f(j), g(j));
}
}
}
(function test() {
for (var i = 0; i < 3; i++) {
run(x => (x + 19));
run(x => (x - 18));
}
})();