| // 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); |
| assertThrows(() => TestGlobal(undefined), TypeError); |
| 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.addExportOfKind("reexport1", kExternalGlobal, i1); |
| builder2.addExportOfKind("reexport2", kExternalGlobal, i2); |
| builder2.addExportOfKind("reexport3", kExternalGlobal, i3); |
| builder2.addExportOfKind("reexport4", kExternalGlobal, i4); |
| |
| 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()); |
| |
| assertSame(obj2, instance2.exports.reexport2.value); |
| assertSame(obj3, instance2.exports.reexport3.value); |
| |
| // 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()); |
| |
| assertEquals(null, instance2.exports.reexport2.value); |
| assertEquals(undefined, instance2.exports.reexport3.value); |
| |
| // 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()); |
| |
| assertEquals("foo", instance2.exports.reexport2.value); |
| assertEquals(66343, instance2.exports.reexport3.value); |
| |
| const bar2 = {f: "oo"}; |
| const bar3 = {b: "ar"}; |
| instance2.exports.reexport2.value = bar2; |
| instance2.exports.reexport3.value = bar3; |
| |
| assertSame(bar2, instance1.exports.get_global2()); |
| assertSame(bar3, instance1.exports.get_global3()); |
| assertSame(bar2, instance2.exports.get_global2()); |
| assertSame(bar3, instance2.exports.get_global3()); |
| })(); |