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// Copyright 2020 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-type-reflection --experimental-wasm-gc
load("test/mjsunit/wasm/wasm-module-builder.js");
(function Test1() {
var exporting_instance = (function () {
var builder = new WasmModuleBuilder();
builder.addFunction("addition", kSig_i_ii)
.addBody([kExprLocalGet, 0, kExprLocalGet, 1, kExprI32Add])
.exportFunc();
return builder.instantiate({});
})();
var instance = (function () {
var builder = new WasmModuleBuilder();
var sig_index = builder.addType(kSig_i_ii);
var imported_js_api_function_index =
builder.addImport("imports", "js_api_mul", sig_index);
var imported_js_function_index =
builder.addImport("imports", "js_add", sig_index);
var imported_wasm_function_index =
builder.addImport("imports", "wasm_add", sig_index);
var locally_defined_function =
builder.addFunction("sub", sig_index)
.addBody([kExprLocalGet, 0, kExprLocalGet, 1, kExprI32Sub])
.exportFunc();
builder.addFunction("main", makeSig(
[wasmRefType(sig_index), kWasmI32, kWasmI32], [kWasmI32]))
.addBody([kExprLocalGet, 1, kExprLocalGet, 2, kExprLocalGet, 0,
kExprCallRef])
.exportFunc();
builder.addFunction("test_local", kSig_i_v)
.addBody([kExprI32Const, 55, kExprI32Const, 42,
kExprRefFunc, locally_defined_function.index, kExprCallRef])
.exportFunc();
builder.addFunction("test_js_import", kSig_i_v)
.addBody([kExprI32Const, 15, kExprI32Const, 42,
kExprRefFunc, imported_js_function_index, kExprCallRef])
.exportFunc();
builder.addFunction("test_wasm_import", kSig_i_v)
.addBody([kExprI32Const, 15, kExprI32Const, 42,
kExprRefFunc, imported_wasm_function_index, kExprCallRef])
.exportFunc();
builder.addFunction("test_js_api_import", kSig_i_v)
.addBody([kExprI32Const, 3, kExprI32Const, 7,
kExprRefFunc, imported_js_api_function_index,
kExprCallRef])
.exportFunc();
builder.addExport("reexported_js_function", imported_js_function_index);
// Just to make these functions eligible for call_ref.
builder.addDeclarativeElementSegment([imported_wasm_function_index,
imported_js_api_function_index]);
return builder.instantiate({imports: {
js_add: function(a, b) { return a + b; },
wasm_add: exporting_instance.exports.addition,
js_api_mul: new WebAssembly.Function(
{parameters:['i32', 'i32'], results: ['i32']},
function(a, b) { return a * b; })
}});
})();
// Check that the modules exist.
assertTrue(!!exporting_instance);
assertTrue(!!instance);
print("--locally defined func--");
assertEquals(13, instance.exports.test_local());
print("--locally defined exported func--")
assertEquals(5, instance.exports.main(instance.exports.sub, 12, 7));
print("--imported js func--");
assertEquals(57, instance.exports.test_js_import());
print("--imported and reexported js func--")
assertEquals(19, instance.exports.main(
instance.exports.reexported_js_function, 12, 7));
print("--imported function from another module--");
assertEquals(57, instance.exports.test_wasm_import());
print("--not imported function defined in another module--");
assertEquals(19, instance.exports.main(
exporting_instance.exports.addition, 12, 7));
print("--imported WebAssembly.Function--")
assertEquals(21, instance.exports.test_js_api_import());
print("--not imported WebAssembly.Function--")
assertEquals(-5, instance.exports.main(
new WebAssembly.Function(
{parameters:['i32', 'i32'], results: ['i32']},
function(a, b) { return a - b; }),
10, 15));
print("--not imported WebAssembly.Function, arity mismatch--")
assertEquals(100, instance.exports.main(
new WebAssembly.Function(
{parameters:['i32', 'i32'], results: ['i32']},
function(a) { return a * a; }),
10, 15));
})();