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1 // Copyright 2016 the V8 project authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // TODO (mtrofin): re-enable ignition (v8:5345) | |
6 // Flags: --no-ignition --no-ignition-staging | |
7 // Flags: --expose-wasm --expose-gc --allow-natives-syntax | |
8 | |
9 load("test/mjsunit/wasm/wasm-constants.js"); | |
10 load("test/mjsunit/wasm/wasm-module-builder.js"); | |
11 | |
12 | |
13 (function CompiledModuleInstancesAreGCed() { | |
14 var builder = new WasmModuleBuilder(); | |
15 | |
16 builder.addMemory(1,1, true); | |
17 builder.addImport("getValue", kSig_i); | |
18 builder.addFunction("f", kSig_i) | |
19 .addBody([ | |
20 kExprCallImport, kArity0, 0 | |
21 ]).exportFunc(); | |
22 | |
23 var module = new WebAssembly.Module(builder.toBuffer()); | |
24 %ValidateWasmModuleState(module); | |
25 %ValidateWasmInstancesChain(module, 0); | |
26 var i1 = new WebAssembly.Instance(module, {getValue: () => 1}); | |
27 %ValidateWasmInstancesChain(module, 1); | |
28 var i2 = new WebAssembly.Instance(module, {getValue: () => 2}); | |
29 %ValidateWasmInstancesChain(module, 2); | |
30 var i3 = new WebAssembly.Instance(module, {getValue: () => 3}); | |
31 %ValidateWasmInstancesChain(module, 3); | |
32 | |
33 assertEquals(1, i1.exports.f()); | |
34 i1 = null; | |
35 gc(); | |
36 %ValidateWasmInstancesChain(module, 2); | |
37 assertEquals(3, i3.exports.f()); | |
38 i3 = null; | |
39 gc(); | |
40 %ValidateWasmInstancesChain(module, 1); | |
41 assertEquals(2, i2.exports.f()); | |
42 i2 = null; | |
43 gc(); | |
44 %ValidateWasmModuleState(module); | |
45 var i4 = new WebAssembly.Instance(module, {getValue: () => 4}); | |
46 assertEquals(4, i4.exports.f()); | |
47 module = null; | |
48 gc(); | |
49 %ValidateWasmOrphanedInstance(i4); | |
50 })(); | |
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