5edec0e39a
PR-URL: https://github.com/nodejs/node/pull/55014 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
50 lines
936 B
JavaScript
50 lines
936 B
JavaScript
// Copyright 2022 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax --maglev
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// Empty array.
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(function() {
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function f() {
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return [];
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}
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%PrepareFunctionForOptimization(f);
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f();
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%OptimizeMaglevOnNextCall(f);
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assertEquals(0, f().length);
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assertTrue(isMaglevved(f));
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})();
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// Calls builtin create shallow object.
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(function() {
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function f() {
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return {a: 42, b: 24};
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}
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%PrepareFunctionForOptimization(f);
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f();
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f();
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%OptimizeMaglevOnNextCall(f);
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assertEquals(42, f().a);
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assertTrue(isMaglevved(f));
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})();
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// Calls runtime create literal object.
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(function() {
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function f() {
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return { out: { in: 42 } }
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}
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%PrepareFunctionForOptimization(f);
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f();
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f();
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%OptimizeMaglevOnNextCall(f);
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assertEquals(42, f().out.in);
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assertTrue(isMaglevved(f));
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})();
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