| // 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 |
| |
| load('test/mjsunit/wasm/wasm-constants.js'); |
| load('test/mjsunit/wasm/wasm-module-builder.js'); |
| |
| var debug = false; |
| |
| (function BasicTest() { |
| var module = new WasmModuleBuilder(); |
| module.addMemory(1, 2, false); |
| module.addFunction("foo", kSig_i) |
| .addBody([kExprI8Const, 11]) |
| .exportAs("blarg"); |
| |
| var buffer = module.toBuffer(debug); |
| var instance = Wasm.instantiateModule(buffer); |
| assertEquals(11, instance.exports.blarg()); |
| })(); |
| |
| (function ImportTest() { |
| var module = new WasmModuleBuilder(); |
| var index = module.addImport("print", makeSig_v_x(kAstI32)); |
| module.addFunction("foo", kSig_v_v) |
| .addBody([kExprI8Const, 13, kExprCallImport, kArity1, index]) |
| .exportAs("main"); |
| |
| var buffer = module.toBuffer(debug); |
| var instance = Wasm.instantiateModule(buffer, {print: print}); |
| print("should print 13! "); |
| instance.exports.main(); |
| })(); |
| |
| (function LocalsTest() { |
| var module = new WasmModuleBuilder(); |
| module.addFunction(undefined, kSig_i_i) |
| .addLocals({i32_count: 1}) |
| .addBody([kExprGetLocal, 0, kExprSetLocal, 1]) |
| .exportAs("main"); |
| |
| var buffer = module.toBuffer(debug); |
| var instance = Wasm.instantiateModule(buffer); |
| assertEquals(19, instance.exports.main(19)); |
| assertEquals(27777, instance.exports.main(27777)); |
| })(); |
| |
| (function LocalsTest2() { |
| // TODO(titzer): i64 only works on 64-bit platforms. |
| var types = [ |
| {locals: {i32_count: 1}, type: kAstI32}, |
| // {locals: {i64_count: 1}, type: kAstI64}, |
| {locals: {f32_count: 1}, type: kAstF32}, |
| {locals: {f64_count: 1}, type: kAstF64}, |
| ]; |
| |
| for (p of types) { |
| var module = new WasmModuleBuilder(); |
| module.addFunction(undefined, makeSig_r_x(p.type, p.type)) |
| .addLocals(p.locals) |
| .addBody([kExprGetLocal, 0, kExprSetLocal, 1]) |
| .exportAs("main"); |
| |
| var buffer = module.toBuffer(debug); |
| var instance = Wasm.instantiateModule(buffer); |
| assertEquals(19, instance.exports.main(19)); |
| assertEquals(27777, instance.exports.main(27777)); |
| } |
| })(); |
| |
| (function CallTest() { |
| var module = new WasmModuleBuilder(); |
| module.addFunction("add", kSig_i_ii) |
| .addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprI32Add]); |
| module.addFunction("main", kSig_i_ii) |
| .addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprCallFunction, kArity2, 0]) |
| .exportAs("main"); |
| |
| var instance = module.instantiate(); |
| assertEquals(44, instance.exports.main(11, 33)); |
| assertEquals(7777, instance.exports.main(2222, 5555)); |
| })(); |
| |
| (function IndirectCallTest() { |
| var module = new WasmModuleBuilder(); |
| module.addFunction("add", kSig_i_ii) |
| .addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprI32Add]); |
| module.addFunction("main", kSig_i_iii) |
| .addBody([kExprGetLocal, |
| 0, kExprGetLocal, 1, kExprGetLocal, 2, kExprCallIndirect, kArity2, 0]) |
| .exportAs("main"); |
| module.appendToTable([0]); |
| |
| var instance = module.instantiate(); |
| assertEquals(44, instance.exports.main(0, 11, 33)); |
| assertEquals(7777, instance.exports.main(0, 2222, 5555)); |
| assertThrows(function() { instance.exports.main(1, 1, 1); }); |
| })(); |
| |
| (function DataSegmentTest() { |
| var module = new WasmModuleBuilder(); |
| module.addMemory(1, 1, false); |
| module.addFunction("load", kSig_i_i) |
| .addBody([kExprGetLocal, 0, kExprI32LoadMem, 0, 0]) |
| .exportAs("load"); |
| module.addDataSegment(0, [9, 9, 9, 9], true); |
| |
| var buffer = module.toBuffer(debug); |
| var instance = Wasm.instantiateModule(buffer); |
| assertEquals(151587081, instance.exports.load(0)); |
| })(); |
| |
| |
| (function BasicTestWithUint8Array() { |
| var module = new WasmModuleBuilder(); |
| module.addMemory(1, 2, false); |
| module.addFunction("foo", kSig_i) |
| .addBody([kExprI8Const, 17]) |
| .exportAs("blarg"); |
| |
| var buffer = module.toBuffer(debug); |
| var array = new Uint8Array(buffer); |
| var instance = Wasm.instantiateModule(array); |
| assertEquals(17, instance.exports.blarg()); |
| |
| var kPad = 5; |
| var buffer2 = new ArrayBuffer(kPad + buffer.byteLength + kPad); |
| var whole = new Uint8Array(buffer2); |
| for (var i = 0; i < whole.byteLength; i++) { |
| whole[i] = 0xff; |
| } |
| var array2 = new Uint8Array(buffer2, kPad, buffer.byteLength); |
| for (var i = 0; i < array2.byteLength; i++) { |
| array2[i] = array[i]; |
| } |
| var instance = Wasm.instantiateModule(array2); |
| assertEquals(17, instance.exports.blarg()); |
| })(); |
| |
| (function ImportTestTwoLevel() { |
| var module = new WasmModuleBuilder(); |
| var index = module.addImportWithModule("mod", "print", makeSig_v_x(kAstI32)); |
| module.addFunction("foo", kSig_v_v) |
| .addBody([kExprI8Const, 19, kExprCallImport, kArity1, index]) |
| .exportAs("main"); |
| |
| var buffer = module.toBuffer(debug); |
| var instance = Wasm.instantiateModule(buffer, {mod: {print: print}}); |
| print("should print 19! "); |
| instance.exports.main(); |
| })(); |