v8/test/mjsunit/maglev/literals.js
Victor Gomes bf5e9512a7 [maglev] Add CreateObjectLiteral nodes
Bug: v8:7700
Change-Id: Ia76a091e013aa7649da132c113fcefef06534f3b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3616511
Commit-Queue: Victor Gomes <victorgomes@chromium.org>
Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Cr-Commit-Position: refs/heads/main@{#80278}
2022-04-29 12:20:11 +00:00

52 lines
1013 B
JavaScript

// Copyright 2022 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 --maglev --no-stress-opt
// Empty array.
(function() {
function f() {
return [];
}
%PrepareFunctionForOptimization(f);
f();
%OptimizeMaglevOnNextCall(f);
assertEquals(0, f().length);
assertTrue(isMaglevved(f));
})();
// TODO(victorgomes): Array literal.
// TODO(victorgomes): Empty object.
// Calls builtin create shallow object.
(function() {
function f() {
return {a: 42, b: 24};
}
%PrepareFunctionForOptimization(f);
f();
%OptimizeMaglevOnNextCall(f);
assertEquals(42, f().a);
assertTrue(isMaglevved(f));
})();
// Calls runtime create literal object.
(function() {
function f() {
return { out: { in: 42 } }
}
%PrepareFunctionForOptimization(f);
f();
%OptimizeMaglevOnNextCall(f);
assertEquals(42, f().out.in);
assertTrue(isMaglevved(f));
})();