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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 // Flags: --expose-wasm |
| 6 |
| 7 load('test/mjsunit/wasm/wasm-constants.js'); |
| 8 load('test/mjsunit/wasm/wasm-module-builder.js'); |
| 9 |
| 10 var debug = (((typeof arguments) != undefined) && arguments[0] == "debug"); |
| 11 |
| 12 (function BasicTest() { |
| 13 var module = new WasmModuleBuilder(); |
| 14 module.addMemory(1, 2, false); |
| 15 module.addFunction("foo", [kAstI32]) |
| 16 .addBody([kExprI8Const, 11]) |
| 17 .exportAs("blarg"); |
| 18 |
| 19 var buffer = module.toBuffer(debug); |
| 20 var instance = _WASMEXP_.instantiateModule(buffer); |
| 21 assertEquals(11, instance.exports.blarg()); |
| 22 })(); |
| 23 |
| 24 (function ImportTest() { |
| 25 var module = new WasmModuleBuilder(); |
| 26 var index = module.addImport("print", [kAstStmt, kAstI32]); |
| 27 module.addFunction("foo", [kAstStmt]) |
| 28 .addBody([kExprCallImport, index, kExprI8Const, 13]) |
| 29 .exportAs("main"); |
| 30 |
| 31 var buffer = module.toBuffer(debug); |
| 32 var instance = _WASMEXP_.instantiateModule(buffer, {print: print}); |
| 33 print("should print 13! "); |
| 34 instance.exports.main(); |
| 35 })(); |
| 36 |
| 37 (function LocalsTest() { |
| 38 var module = new WasmModuleBuilder(); |
| 39 module.addFunction(undefined, [kAstI32, kAstI32]) |
| 40 .addLocals({i32_count: 1}) |
| 41 .addBody([kExprSetLocal, 1, kExprGetLocal, 0]) |
| 42 .exportAs("main"); |
| 43 |
| 44 var buffer = module.toBuffer(debug); |
| 45 var instance = _WASMEXP_.instantiateModule(buffer); |
| 46 assertEquals(19, instance.exports.main(19)); |
| 47 assertEquals(27777, instance.exports.main(27777)); |
| 48 })(); |
| 49 |
| 50 (function CallTest() { |
| 51 var module = new WasmModuleBuilder(); |
| 52 module.addFunction("add", [kAstI32, kAstI32, kAstI32]) |
| 53 .addBody([kExprI32Add, kExprGetLocal, 0, kExprGetLocal, 1]); |
| 54 module.addFunction("main", [kAstI32, kAstI32, kAstI32]) |
| 55 .addBody([kExprCallFunction, 0, kExprGetLocal, 0, kExprGetLocal, 1]) |
| 56 .exportAs("main"); |
| 57 |
| 58 var instance = module.instantiate(); |
| 59 assertEquals(44, instance.exports.main(11, 33)); |
| 60 assertEquals(7777, instance.exports.main(2222, 5555)); |
| 61 })(); |
| 62 |
| 63 (function IndirectCallTest() { |
| 64 var module = new WasmModuleBuilder(); |
| 65 module.addFunction("add", [kAstI32, kAstI32, kAstI32]) |
| 66 .addBody([kExprI32Add, kExprGetLocal, 0, kExprGetLocal, 1]); |
| 67 module.addFunction("main", [kAstI32, kAstI32, kAstI32, kAstI32]) |
| 68 .addBody([kExprCallIndirect, 0, kExprGetLocal, |
| 69 0, kExprGetLocal, 1, kExprGetLocal, 2]) |
| 70 .exportAs("main"); |
| 71 module.appendToFunctionTable([0]); |
| 72 |
| 73 var instance = module.instantiate(); |
| 74 assertEquals(44, instance.exports.main(0, 11, 33)); |
| 75 assertEquals(7777, instance.exports.main(0, 2222, 5555)); |
| 76 assertThrows(function() { instance.exports.main(1, 1, 1); }); |
| 77 })(); |
| 78 |
| 79 (function DataSegmentTest() { |
| 80 var module = new WasmModuleBuilder(); |
| 81 module.addMemory(1, 1, false); |
| 82 module.addFunction("load", [kAstI32, kAstI32]) |
| 83 .addBody([kExprI32LoadMem, 0, kExprGetLocal, 0]) |
| 84 .exportAs("load"); |
| 85 module.addDataSegment(0, [9, 9, 9, 9], true); |
| 86 |
| 87 var buffer = module.toBuffer(debug); |
| 88 var instance = _WASMEXP_.instantiateModule(buffer); |
| 89 assertEquals(151587081, instance.exports.load(0)); |
| 90 })(); |
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