blob: c7cd40d05d72bfc06d0b8cd8a9956e6707a475c7 [file] [log] [blame]
// Copyright 2017 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: --wasm-lazy-compilation --allow-natives-syntax
load('test/mjsunit/wasm/wasm-module-builder.js');
(function importFromOtherInstance() {
print(arguments.callee.name);
const builder1 = new WasmModuleBuilder();
builder1.addFunction('func', kSig_v_v).addBody([]).exportFunc();
const instance1 = builder1.instantiate();
const builder2 = new WasmModuleBuilder();
builder2.addImport('mod', 'fn', kSig_v_v);
builder2.instantiate({mod: {fn: instance1.exports.func}});
})();
(function testWasmToWasmWithDifferentMemory() {
print(arguments.callee.name);
const builder1 = new WasmModuleBuilder();
builder1.addMemory(1, 1, true);
builder1.addFunction('store', kSig_v_i)
.addBody([
kExprI32Const, 0, // i32.const 1
kExprGetLocal, 0, // get_local 0
kExprI32StoreMem, 0, 0, // i32.store offset=0 align=0
])
.exportFunc();
const instance1 = builder1.instantiate();
const mem1 = new Int32Array(instance1.exports.memory.buffer);
const builder2 = new WasmModuleBuilder();
builder2.addMemory(1, 1, true);
builder2.addImport('mod', 'store', kSig_v_i);
builder2.addFunction('call_store', kSig_v_i)
.addBody([kExprGetLocal, 0, kExprCallFunction, 0])
.exportFunc();
const instance2 = builder2.instantiate({mod: {store: instance1.exports.store}});
const mem2 = new Int32Array(instance2.exports.memory.buffer);
assertEquals(0, mem1[0]);
assertEquals(0, mem2[0]);
instance2.exports.call_store(3);
assertEquals(3, mem1[0]);
assertEquals(0, mem2[0]);
%FreezeWasmLazyCompilation(instance1);
%FreezeWasmLazyCompilation(instance2);
instance2.exports.call_store(7);
assertEquals(7, mem1[0]);
})();
(function exportImportedFunction() {
print(arguments.callee.name);
const builder1 = new WasmModuleBuilder();
builder1.addFunction('foo', kSig_v_v).addBody([]).exportAs('foo');
const instance1 = builder1.instantiate();
const builder2 = new WasmModuleBuilder();
const imp_idx = builder2.addImport('A', 'foo', kSig_v_v);
builder2.addExport('foo', imp_idx);
const instance2 = builder2.instantiate({A: instance1.exports});
instance2.exports.foo();
%FreezeWasmLazyCompilation(instance1);
%FreezeWasmLazyCompilation(instance2);
instance2.exports.foo();
})();
(function exportImportedFunctionWithDifferentMemory() {
print(arguments.callee.name);
const builder1 = new WasmModuleBuilder();
builder1.addMemory(1, 1, true);
builder1.addFunction('store', kSig_v_i)
.addBody([
kExprI32Const, 0, // i32.const 1
kExprGetLocal, 0, // get_local 0
kExprI32StoreMem, 0, 0, // i32.store offset=0 align=0
])
.exportFunc();
const instance1 = builder1.instantiate();
const mem1 = new Int32Array(instance1.exports.memory.buffer);
const builder2 = new WasmModuleBuilder();
builder2.addMemory(1, 1, true);
const imp_idx = builder2.addImport('A', 'store', kSig_v_i);
builder2.addExport('exp_store', imp_idx);
const instance2 = builder2.instantiate({A: instance1.exports});
const mem2 = new Int32Array(instance2.exports.memory.buffer);
instance2.exports.exp_store(3);
assertEquals(3, mem1[0]);
assertEquals(0, mem2[0]);
%FreezeWasmLazyCompilation(instance1);
%FreezeWasmLazyCompilation(instance2);
instance2.exports.exp_store(7);
assertEquals(7, mem1[0]);
})();