v8/test/mjsunit/wasm/anyref-globals.js

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

290 lines
8.6 KiB
JavaScript
Raw Normal View History

// 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: --experimental-wasm-anyref --expose-gc
load("test/mjsunit/wasm/wasm-constants.js");
load("test/mjsunit/wasm/wasm-module-builder.js");
(function TestDefaultValue() {
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
const g_nullref = builder.addGlobal(kWasmAnyRef, true);
builder.addFunction("main", kSig_r_v)
.addBody([kExprGetGlobal, g_nullref.index])
.exportAs("main");
const instance = builder.instantiate();
assertNull(instance.exports.main());
})();
(function TestDefaultValueSecondGlobal() {
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
const g_setref = builder.addGlobal(kWasmAnyRef, true);
const g_nullref = builder.addGlobal(kWasmAnyRef, true);
builder.addFunction("main", kSig_r_r)
.addBody([
kExprGetLocal, 0,
kExprSetGlobal, g_setref.index,
kExprGetGlobal, g_nullref.index
])
.exportAs("main");
const instance = builder.instantiate();
assertNull(instance.exports.main({}));
})();
(function TestGlobalChangeValue() {
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
// Dummy global for offset.
builder.addGlobal(kWasmAnyRef, true);
const g = builder.addGlobal(kWasmAnyRef, true);
builder.addFunction("main", kSig_r_r)
.addBody([
kExprGetLocal, 0,
kExprSetGlobal, g.index,
kExprGetGlobal, g.index
])
.exportAs("main");
const instance = builder.instantiate();
const test_value = {hello: 'world'};
assertSame(test_value, instance.exports.main(test_value));
})();
(function TestGlobalChangeValueWithGC() {
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
const gc_index = builder.addImport("q", "gc", kSig_v_v);
// Dummy global for offset.
builder.addGlobal(kWasmAnyRef, true);
const g = builder.addGlobal(kWasmAnyRef, true);
builder.addFunction("main", kSig_r_r)
.addBody([
kExprGetLocal, 0,
kExprSetGlobal, g.index,
kExprCallFunction, gc_index, // call gc
kExprGetGlobal, g.index
])
.exportAs("main");
const instance = builder.instantiate({q: {gc: gc}});
const test_value = {hello: 'world'};
assertSame(test_value, instance.exports.main(test_value));
assertSame(5, instance.exports.main(5));
assertSame("Hello", instance.exports.main("Hello"));
})();
(function TestGlobalAsRoot() {
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
const g = builder.addGlobal(kWasmAnyRef, true);
builder.addFunction("get_global", kSig_r_v)
.addBody([
kExprGetGlobal, g.index
])
.exportAs("get_global");
builder.addFunction("set_global", kSig_v_r)
.addBody([
kExprGetLocal, 0,
kExprSetGlobal, g.index
])
.exportAs("set_global");
const instance = builder.instantiate();
let test_value = {hello: 'world'};
instance.exports.set_global(test_value);
test_value = null;
gc();
const result = instance.exports.get_global();
assertEquals('world', result.hello);
})();
(function TestImported() {
print(arguments.callee.name);
function Test(obj) {
let builder = new WasmModuleBuilder();
const g = builder.addImportedGlobal('m', 'val', kWasmAnyRef);
builder.addFunction('main', kSig_r_v)
.addBody([kExprGetGlobal, g])
.exportAs('main');
const instance = builder.instantiate({m: {val: obj}});
assertSame(obj, instance.exports.main());
}
Test(null);
Test(undefined);
Test(1653);
Test("mystring");
Test({q: 14});
Test(print);
})();
(function TestAnyRefGlobalObjectDefaultValue() {
print(arguments.callee.name);
let default_init = new WebAssembly.Global({value: 'anyref', mutable: true});
assertSame(null, default_init.value);
assertSame(null, default_init.valueOf());
})();
(function TestAnyRefGlobalObject() {
print(arguments.callee.name);
function TestGlobal(obj) {
const global = new WebAssembly.Global({value: 'anyref'}, obj);
assertSame(obj, global.value);
assertSame(obj, global.valueOf());
}
TestGlobal(null);
TestGlobal(undefined);
TestGlobal(1663);
TestGlobal("testmyglobal");
TestGlobal({a: 11});
TestGlobal(print);
})();
(function TestAnyRefGlobalObjectSetValue() {
print(arguments.callee.name);
let global = new WebAssembly.Global({value: 'anyref', mutable: true});
function TestGlobal(obj) {
global.value = obj;
assertSame(obj, global.value);
assertSame(obj, global.valueOf());
}
TestGlobal(null);
TestGlobal(undefined);
TestGlobal(1663);
TestGlobal("testmyglobal");
TestGlobal({a: 11});
TestGlobal(print);
})();
(function TestExportMutableAnyRefGlobal() {
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
const g1 = builder.addGlobal(kWasmAnyRef, true).exportAs("global1");
builder.addGlobal(kWasmI32, true); // Dummy.
builder.addGlobal(kWasmAnyRef, true); // Dummy.
const g2 = builder.addGlobal(kWasmAnyRef, true).exportAs("global2");
builder.addFunction("main", kSig_v_rr)
.addBody([
kExprGetLocal, 0,
kExprSetGlobal, g1.index,
kExprGetLocal, 1,
kExprSetGlobal, g2.index
])
.exportAs("main");
const instance = builder.instantiate();
const obj1 = {x: 221};
const obj2 = print;
instance.exports.main(obj1, obj2);
assertSame(obj1, instance.exports.global1.value);
assertSame(obj2, instance.exports.global2.value);
})();
(function TestImportMutableAnyRefGlobal() {
print(arguments.callee.name);
function Test(obj) {
let builder = new WasmModuleBuilder();
const g = builder.addImportedGlobal('m', 'val', kWasmAnyRef, true);
builder.addFunction('main', kSig_r_v)
.addBody([kExprGetGlobal, g])
.exportAs('main');
const global = new WebAssembly.Global({value: 'anyref', mutable: 'true'}, obj);
const instance = builder.instantiate({m: {val: global}});
assertSame(obj, instance.exports.main());
}
Test(null);
Test(undefined);
Test(1653);
Test("mystring");
Test({q: 14});
Test(print);
})();
(function TestImportMutableAnyRefGlobalFromOtherInstance() {
print(arguments.callee.name);
// Create an instance which exports globals.
let builder1 = new WasmModuleBuilder();
const g3 = builder1.addGlobal(kWasmAnyRef, true).exportAs("e3");
builder1.addGlobal(kWasmI32, true).exportAs("e1"); // Dummy.
builder1.addGlobal(kWasmAnyRef, true).exportAs("e4"); // Dummy.
const g2 = builder1.addGlobal(kWasmAnyRef, true).exportAs("e2");
builder1.addFunction("set_globals", kSig_v_rr)
.addBody([
kExprGetLocal, 0,
kExprSetGlobal, g2.index,
kExprGetLocal, 1,
kExprSetGlobal, g3.index,
])
.exportAs("set_globals");
builder1.addFunction('get_global2', kSig_r_v)
.addBody([kExprGetGlobal, g2.index])
.exportAs('get_global2');
builder1.addFunction('get_global3', kSig_r_v)
.addBody([kExprGetGlobal, g3.index])
.exportAs('get_global3');
const instance1 = builder1.instantiate();
const obj2 = {x: 221};
const obj3 = print;
instance1.exports.set_globals(obj2, obj3);
// Create an instance which imports the globals of the other instance.
let builder2 = new WasmModuleBuilder();
const i1 = builder2.addImportedGlobal('exports', 'e1', kWasmI32, true);
const i2 = builder2.addImportedGlobal('exports', 'e2', kWasmAnyRef, true);
const i3 = builder2.addImportedGlobal('exports', 'e3', kWasmAnyRef, true);
const i4 = builder2.addImportedGlobal('exports', 'e4', kWasmAnyRef, true);
builder2.addFunction("set_globals", kSig_v_rr)
.addBody([
kExprGetLocal, 0,
kExprSetGlobal, i2,
kExprGetLocal, 1,
kExprSetGlobal, i3,
])
.exportAs("set_globals");
builder2.addFunction('get_global2', kSig_r_v)
.addBody([kExprGetGlobal, i2])
.exportAs('get_global2');
builder2.addFunction('get_global3', kSig_r_v)
.addBody([kExprGetGlobal, i3])
.exportAs('get_global3');
const instance2 = builder2.instantiate(instance1);
// Check if the globals were imported correctly.
assertSame(obj2, instance2.exports.get_global2());
assertSame(obj3, instance2.exports.get_global3());
// Check if instance2 can make changes visible for instance1.
instance2.exports.set_globals(null, undefined);
assertEquals(null, instance1.exports.get_global2());
assertEquals(undefined, instance1.exports.get_global3());
// Check if instance1 can make changes visible for instance2.
instance1.exports.set_globals("foo", 66343);
assertEquals("foo", instance2.exports.get_global2());
assertEquals(66343, instance2.exports.get_global3());
})();