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// Copyright 2021 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: --allow-natives-syntax --experimental-wasm-gc --wasm-gc-js-interop
// Flags: --expose-gc
d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
const kIterationsCountForICProgression = 20;
// TODO(ishell): remove once leaked maps could keep NativeModule alive.
let instances = [];
function createArray_i() {
let builder = new WasmModuleBuilder();
const type_index = builder.addArray(kWasmI32, true);
let sig_a_i = makeSig_r_x(kWasmDataRef, kWasmI32);
let sig_i_ai = makeSig([kWasmDataRef, kWasmI32], [kWasmI32]);
let sig_v_aii = makeSig([kWasmDataRef, kWasmI32, kWasmI32], []);
builder.addFunction("new_array", sig_a_i)
.addBody([
kExprLocalGet, 0, // --
kExprI32Const, 10, // --
kGCPrefix, kExprRttCanon, type_index, // --
kGCPrefix, kExprArrayNewWithRtt, type_index]) // --
.exportAs("new_array");
builder.addFunction("array_get", sig_i_ai)
.addBody([
kExprLocalGet, 0, // --
kGCPrefix, kExprRttCanon, type_index, // --
kGCPrefix, kExprRefCast, // --
kExprLocalGet, 1, // --
kGCPrefix, kExprArrayGet, type_index]) // --
.exportAs("array_get");
builder.addFunction("array_set", sig_v_aii)
.addBody([
kExprLocalGet, 0, // --
kGCPrefix, kExprRttCanon, type_index, // --
kGCPrefix, kExprRefCast, // --
kExprLocalGet, 1, // --
kExprLocalGet, 2, // --
kGCPrefix, kExprArraySet, type_index]) // --
.exportAs("array_set");
let instance = builder.instantiate();
instances.push(instance);
let new_array = instance.exports.new_array;
let array_get = instance.exports.array_get;
let array_set = instance.exports.array_set;
let value = 42;
let o = new_array(value);
%DebugPrint(o);
assertEquals(10, o.length);
for (let i = 0; i < o.length; i++) {
let res;
res = array_get(o, i);
assertEquals(value, res);
array_set(o, i, i);
res = array_get(o, i);
assertEquals(i, res);
}
return o;
}
(function TestSimpleArrayInterop() {
function f(o) {
assertEquals(10, o.length);
for (let i = 0; i < o.length; i++) {
let len = o.length;
assertEquals(10, len);
let v = o[i];
assertEquals(i, v);
}
}
let o = createArray_i();
%DebugPrint(o);
f(o);
gc();
})();
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