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// Copyright 2019 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-compilation-hints
load('test/mjsunit/wasm/wasm-module-builder.js');
(function testCompileWithBadLazyHint() {
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
builder.addFunction('id', kSig_i_i)
.addBody([kExprLocalGet, 0])
.setCompilationHint(kCompilationHintStrategyLazy,
kCompilationHintTierOptimized,
kCompilationHintTierBaseline)
.exportFunc();
let bytes = builder.toBuffer();
assertPromiseResult(WebAssembly.compile(bytes)
.then(assertUnreachable,
error => assertEquals("WebAssembly.compile(): Invalid compilation " +
"hint 0x19 (forbidden downgrade) @+49", error.message)));
})();
(function testCompileWithBadLazyFunctionBody() {
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
builder.addFunction('id', kSig_i_l)
.addBody([kExprLocalGet, 0])
.setCompilationHint(kCompilationHintStrategyLazy,
kCompilationHintTierDefault,
kCompilationHintTierDefault)
.exportFunc();
let bytes = builder.toBuffer();
assertPromiseResult(WebAssembly.compile(bytes)
.then(assertUnreachable,
error => assertEquals("WebAssembly.compile(): type error in " +
"merge[0] (expected i32, got i64) @+56", error.message)));
})();
(function testCompileEmptyModule() {
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
let bytes = builder.toBuffer();
assertPromiseResult(WebAssembly.compile(bytes));
})();
(function testCompileLazyModule() {
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
builder.addFunction('id', kSig_i_i)
.addBody([kExprLocalGet, 0])
.setCompilationHint(kCompilationHintStrategyLazy,
kCompilationHintTierDefault,
kCompilationHintTierDefault)
.exportFunc();
let bytes = builder.toBuffer();
assertPromiseResult(WebAssembly.instantiate(bytes)
.then(({module, instance}) => assertEquals(42, instance.exports.id(42))));
})();
(function testCompileLazyBaselineEagerTopTierModule() {
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
builder.addFunction('id', kSig_i_i)
.addBody([kExprLocalGet, 0])
.setCompilationHint(kCompilationHintStrategyLazyBaselineEagerTopTier,
kCompilationHintTierDefault,
kCompilationHintTierDefault)
.exportFunc();
let bytes = builder.toBuffer();
assertPromiseResult(WebAssembly.instantiate(bytes)
.then(({module, instance}) => assertEquals(42, instance.exports.id(42))));
})();
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