| // Copyright 2015 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-module-builder.js"); |
| |
| function testCallImport(func, check) { |
| var builder = new WasmModuleBuilder(); |
| |
| var sig_index = builder.addType(kSig_i_dd); |
| builder.addImport("q", "func", sig_index); |
| builder.addFunction("main", sig_index) |
| .addBody([ |
| kExprLocalGet, 0, // -- |
| kExprLocalGet, 1, // -- |
| kExprCallFunction, 0]) // -- |
| .exportAs("main"); |
| |
| var main = builder.instantiate({q: {func: func}}).exports.main; |
| |
| for (var i = 0; i < 100000; i += 10003) { |
| var a = 22.5 + i, b = 10.5 + i; |
| var r = main(a, b); |
| check(r, a, b); |
| } |
| } |
| |
| var global = (function() { return this; })(); |
| var params = [-99, -99, -99, -99]; |
| var was_called = false; |
| var length = -1; |
| |
| function FOREIGN_SUB(a, b) { |
| print("FOREIGN_SUB(" + a + ", " + b + ")"); |
| was_called = true; |
| params[0] = this; |
| params[1] = a; |
| params[2] = b; |
| return (a - b) | 0; |
| } |
| |
| function check_FOREIGN_SUB(r, a, b) { |
| assertEquals(a - b | 0, r); |
| assertTrue(was_called); |
| assertEquals(global, params[0]); // sloppy mode |
| assertEquals(a, params[1]); |
| assertEquals(b, params[2]); |
| was_called = false; |
| } |
| |
| testCallImport(FOREIGN_SUB, check_FOREIGN_SUB); |
| |
| |
| function FOREIGN_ABCD(a, b, c, d) { |
| print("FOREIGN_ABCD(" + a + ", " + b + ", " + c + ", " + d + ")"); |
| was_called = true; |
| params[0] = this; |
| params[1] = a; |
| params[2] = b; |
| params[3] = c; |
| params[4] = d; |
| return (a * b * 6) | 0; |
| } |
| |
| function check_FOREIGN_ABCD(r, a, b) { |
| assertEquals((a * b * 6) | 0, r); |
| assertTrue(was_called); |
| assertEquals(global, params[0]); // sloppy mode. |
| assertEquals(a, params[1]); |
| assertEquals(b, params[2]); |
| assertEquals(undefined, params[3]); |
| assertEquals(undefined, params[4]); |
| was_called = false; |
| } |
| |
| testCallImport(FOREIGN_ABCD, check_FOREIGN_ABCD); |
| |
| function FOREIGN_ARGUMENTS0() { |
| print("FOREIGN_ARGUMENTS0"); |
| was_called = true; |
| length = arguments.length; |
| for (var i = 0; i < arguments.length; i++) { |
| params[i] = arguments[i]; |
| } |
| return (arguments[0] * arguments[1] * 7) | 0; |
| } |
| |
| function FOREIGN_ARGUMENTS1(a) { |
| print("FOREIGN_ARGUMENTS1", a); |
| was_called = true; |
| length = arguments.length; |
| for (var i = 0; i < arguments.length; i++) { |
| params[i] = arguments[i]; |
| } |
| return (arguments[0] * arguments[1] * 7) | 0; |
| } |
| |
| function FOREIGN_ARGUMENTS2(a, b) { |
| print("FOREIGN_ARGUMENTS2", a, b); |
| was_called = true; |
| length = arguments.length; |
| for (var i = 0; i < arguments.length; i++) { |
| params[i] = arguments[i]; |
| } |
| return (a * b * 7) | 0; |
| } |
| |
| function FOREIGN_ARGUMENTS3(a, b, c) { |
| print("FOREIGN_ARGUMENTS3", a, b, c); |
| was_called = true; |
| length = arguments.length; |
| for (var i = 0; i < arguments.length; i++) { |
| params[i] = arguments[i]; |
| } |
| return (a * b * 7) | 0; |
| } |
| |
| function FOREIGN_ARGUMENTS4(a, b, c, d) { |
| print("FOREIGN_ARGUMENTS4", a, b, c, d); |
| was_called = true; |
| length = arguments.length; |
| for (var i = 0; i < arguments.length; i++) { |
| params[i] = arguments[i]; |
| } |
| return (a * b * 7) | 0; |
| } |
| |
| function check_FOREIGN_ARGUMENTS(r, a, b) { |
| assertEquals((a * b * 7) | 0, r); |
| assertTrue(was_called); |
| assertEquals(2, length); |
| assertEquals(a, params[0]); |
| assertEquals(b, params[1]); |
| was_called = false; |
| } |
| |
| // Check a bunch of uses of the arguments object. |
| testCallImport(FOREIGN_ARGUMENTS0, check_FOREIGN_ARGUMENTS); |
| testCallImport(FOREIGN_ARGUMENTS1, check_FOREIGN_ARGUMENTS); |
| testCallImport(FOREIGN_ARGUMENTS2, check_FOREIGN_ARGUMENTS); |
| testCallImport(FOREIGN_ARGUMENTS3, check_FOREIGN_ARGUMENTS); |
| testCallImport(FOREIGN_ARGUMENTS4, check_FOREIGN_ARGUMENTS); |
| |
| function returnValue(val) { |
| return function(a, b) { |
| print("RETURN_VALUE ", val); |
| return val; |
| } |
| } |
| |
| |
| function checkReturn(expected) { |
| return function(r, a, b) { assertEquals(expected, r); } |
| } |
| |
| // Check that returning weird values doesn't crash |
| testCallImport(returnValue(undefined), checkReturn(0)); |
| testCallImport(returnValue(null), checkReturn(0)); |
| testCallImport(returnValue("0"), checkReturn(0)); |
| testCallImport(returnValue("-77"), checkReturn(-77)); |
| |
| var objWithValueOf = {valueOf: function() { return 198; }} |
| |
| testCallImport(returnValue(objWithValueOf), checkReturn(198)); |
| |
| |
| function testCallBinopVoid(type, func, check) { |
| var passed_length = -1; |
| var passed_a = -1; |
| var passed_b = -1; |
| var args_a = -1; |
| var args_b = -1; |
| |
| var ffi = {q: {func: function(a, b) { |
| passed_length = arguments.length; |
| passed_a = a; |
| passed_b = b; |
| args_a = arguments[0]; |
| args_b = arguments[1]; |
| }}}; |
| |
| var builder = new WasmModuleBuilder(); |
| |
| builder.addImport("q", "func", makeSig_v_xx(type)); |
| builder.addFunction("main", makeSig_r_xx(kWasmI32, type)) |
| .addBody([ |
| kExprLocalGet, 0, // -- |
| kExprLocalGet, 1, // -- |
| kExprCallFunction, 0, // -- |
| kExprI32Const, 39, // -- |
| ]) |
| .exportFunc("main"); |
| |
| var main = builder.instantiate(ffi).exports.main; |
| |
| print("testCallBinopVoid", type); |
| |
| for (var i = 0; i < 100000; i += 10003.1) { |
| var a = 22.5 + i, b = 10.5 + i; |
| var r = main(a, b); |
| assertEquals(39, r); |
| assertEquals(2, passed_length); |
| var expected_a, expected_b; |
| switch (type) { |
| case kWasmI32: { |
| expected_a = a | 0; |
| expected_b = b | 0; |
| break; |
| } |
| case kWasmF32: { |
| expected_a = Math.fround(a); |
| expected_b = Math.fround(b); |
| break; |
| } |
| case kWasmF64: { |
| expected_a = a; |
| expected_b = b; |
| break; |
| } |
| } |
| |
| assertEquals(expected_a, args_a); |
| assertEquals(expected_b, args_b); |
| assertEquals(expected_a, passed_a); |
| assertEquals(expected_b, passed_b); |
| } |
| } |
| |
| |
| testCallBinopVoid(kWasmI32); |
| // TODO testCallBinopVoid(kWasmI64); |
| testCallBinopVoid(kWasmF32); |
| testCallBinopVoid(kWasmF64); |
| |
| |
| |
| function testCallPrint() { |
| var builder = new WasmModuleBuilder(); |
| builder.addImport("q", "print", makeSig_v_x(kWasmI32)); |
| builder.addImport("q", "print", makeSig_r_x(kWasmF64, kWasmF64)); |
| builder.addFunction("main", makeSig_r_x(kWasmF64, kWasmF64)) |
| .addBody([ |
| kExprI32Const, 27, // -- |
| kExprCallFunction, 0, // -- |
| kExprLocalGet, 0, // -- |
| kExprCallFunction, 1 // -- |
| ]) |
| .exportFunc(); |
| |
| var main = builder.instantiate({q: {print: print}}).exports.main; |
| |
| for (var i = -9; i < 900; i += 16.125) { |
| main(i); |
| } |
| } |
| |
| testCallPrint(); |
| testCallPrint(); |
| |
| |
| function testCallImport2(foo, bar, expected) { |
| var builder = new WasmModuleBuilder(); |
| |
| builder.addImport("q", "foo", kSig_i_v); |
| builder.addImport("t", "bar", kSig_i_v); |
| builder.addFunction("main", kSig_i_v) |
| .addBody([ |
| kExprCallFunction, 0, // -- |
| kExprCallFunction, 1, // -- |
| kExprI32Add, // -- |
| ]) // -- |
| .exportFunc(); |
| |
| var main = builder.instantiate({q: {foo: foo}, t: {bar: bar}}).exports.main; |
| assertEquals(expected, main()); |
| } |
| |
| testCallImport2(function() { return 33; }, function () { return 44; }, 77); |
| |
| |
| function testImportName(name) { |
| var builder = new WasmModuleBuilder(); |
| builder.addImport("M", name, kSig_i_v); |
| builder.addFunction("main", kSig_i_v) |
| .addBody([ |
| kExprCallFunction, 0 |
| ]) |
| .exportFunc(); |
| |
| let main = builder.instantiate({M: {[name]: () => 42}}).exports.main; |
| assertEquals(42, main()); |
| } |
| |
| testImportName('bla'); |
| testImportName('0'); |
| testImportName(' a @#$2 324 '); |
| testImportName(''); |
| |
| (function testExportedImportsOnDifferentInstances() { |
| print(arguments.callee.name); |
| const exp = (function() { |
| const builder = new WasmModuleBuilder(); |
| builder.addFunction('f11', kSig_i_v) |
| .addBody([kExprI32Const, 11]) |
| .exportFunc(); |
| builder.addFunction('f17', kSig_i_v) |
| .addBody([kExprI32Const, 17]) |
| .exportFunc(); |
| return builder.instantiate().exports; |
| })(); |
| |
| const builder = new WasmModuleBuilder(); |
| const imp_index = builder.addImport('q', 'imp', kSig_i_v); |
| builder.addExport('exp', imp_index); |
| |
| const module = builder.toModule(); |
| const instance0 = new WebAssembly.Instance(module, {q: {imp: exp.f11}}); |
| const instance1 = new WebAssembly.Instance(module, {q: {imp: exp.f17}}); |
| const instance2 = new WebAssembly.Instance(module, {q: {imp: _ => 21}}); |
| const instance3 = new WebAssembly.Instance(module, {q: {imp: _ => 27}}); |
| |
| assertEquals(11, instance0.exports.exp()); |
| assertEquals(17, instance1.exports.exp()); |
| assertEquals(21, instance2.exports.exp()); |
| assertEquals(27, instance3.exports.exp()); |
| })(); |
| |
| (function testImportedStartFunctionOnDifferentInstances() { |
| print(arguments.callee.name); |
| var global = 0; |
| const set_global = n => global = n; |
| const exp = (function() { |
| const builder = new WasmModuleBuilder(); |
| const imp_index = builder.addImport('q', 'imp', kSig_v_i); |
| builder.addFunction('f11', kSig_v_v) |
| .addBody([kExprI32Const, 11, kExprCallFunction, imp_index]) |
| .exportFunc(); |
| builder.addFunction('f17', kSig_v_v) |
| .addBody([kExprI32Const, 17, kExprCallFunction, imp_index]) |
| .exportFunc(); |
| return builder.instantiate({q: {imp: set_global}}).exports; |
| })(); |
| |
| const builder = new WasmModuleBuilder(); |
| const imp_index = builder.addImport('q', 'imp', kSig_v_v); |
| builder.addStart(imp_index); |
| |
| const module = builder.toModule(); |
| |
| assertEquals(0, global); |
| new WebAssembly.Instance(module, {q: {imp: exp.f11}}); |
| assertEquals(11, global); |
| new WebAssembly.Instance(module, {q: {imp: exp.f17}}); |
| assertEquals(17, global); |
| new WebAssembly.Instance(module, {q: {imp: _ => set_global(21)}}); |
| assertEquals(21, global); |
| new WebAssembly.Instance(module, {q: {imp: _ => set_global(27)}}); |
| assertEquals(27, global); |
| })(); |
| |
| (function testImportedStartFunctionUsesRightInstance() { |
| print(arguments.callee.name); |
| var global = 0; |
| const set_global = n => global = n; |
| const exp = (function() { |
| const builder = new WasmModuleBuilder(); |
| builder.addMemory(1, 1); |
| builder.exportMemoryAs('mem'); |
| const imp_index = builder.addImport('q', 'imp', kSig_v_i); |
| builder.addFunction('f', kSig_v_v) |
| .addBody([kExprI32Const, 0, kExprI32Const, 11, kExprI32StoreMem8, 0, 0]) |
| .exportFunc(); |
| return builder.instantiate({q: {imp: set_global}}).exports; |
| })(); |
| |
| const builder = new WasmModuleBuilder(); |
| const imp_index = builder.addImport('q', 'imp', kSig_v_v); |
| builder.addStart(imp_index); |
| const module = builder.toModule(); |
| |
| assertEquals(0, new Uint8Array(exp.mem.buffer)[0], 'memory initially 0'); |
| new WebAssembly.Instance(module, {q: {imp: exp.f}}); |
| assertEquals(11, new Uint8Array(exp.mem.buffer)[0], 'memory changed to 11'); |
| })(); |
| |
| (function testImportWrapperWorksWithStrictAndSloppy() { |
| function jsSloppyMatch(x) { |
| assertSame(globalThis, this); |
| return x - 4; |
| } |
| |
| function jsStrictMatch(x) { |
| "use strict"; |
| |
| assertEquals(undefined, this); |
| return x - 4; |
| } |
| |
| function jsSloppyMismatch(x, y) { |
| assertSame(globalThis, this); |
| assertEquals(undefined, y); |
| return x - 4; |
| } |
| |
| function jsStrictMismatch(x, y) { |
| "use strict"; |
| |
| assertEquals(undefined, this); |
| assertEquals(undefined, y); |
| return x - 4; |
| } |
| |
| const builder = new WasmModuleBuilder(); |
| const functionIndex = builder.addImport("imports", "jsFun", kSig_i_i); |
| builder.addFunction('wasmFun', kSig_i_i) |
| .addBody([ |
| kExprLocalGet, 0, |
| kExprI32Const, 2, |
| kExprI32Mul, |
| kExprCallFunction, functionIndex |
| ]) |
| .exportFunc(); |
| const module = builder.toModule(); |
| |
| print("Running matching sloppy function"); |
| const instanceSloppyMatch = new WebAssembly.Instance(module, {imports: {jsFun: jsSloppyMatch}}); |
| assertEquals(42, instanceSloppyMatch.exports.wasmFun(23)); |
| |
| print("Running matching strict function"); |
| const instanceStrictMatch = new WebAssembly.Instance(module, {imports: {jsFun: jsStrictMatch}}); |
| assertEquals(42, instanceStrictMatch.exports.wasmFun(23)); |
| |
| print("Running mismatching sloppy function"); |
| const instanceSloppyMismatch = new WebAssembly.Instance(module, {imports: {jsFun: jsSloppyMismatch}}); |
| assertEquals(42, instanceSloppyMismatch.exports.wasmFun(23)); |
| |
| print("Running mismatching strict function"); |
| const instanceStrictMismatch = new WebAssembly.Instance(module, {imports: {jsFun: jsStrictMismatch}}); |
| assertEquals(42, instanceStrictMismatch.exports.wasmFun(23)); |
| })(); |