55e8d61391
With bytecode flushing and lazy feedback allocation, we need to call %PrepareForOptimization before we call %OptimizeFunctionOnNextCall Bug: v8:8801, v8:8394 Change-Id: I1f84477a8cef27b4cff61b54daf6fe1a9e5f8e76 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1591775 Commit-Queue: Ross McIlroy <rmcilroy@chromium.org> Reviewed-by: Ross McIlroy <rmcilroy@chromium.org> Cr-Commit-Position: refs/heads/master@{#61148}
98 lines
3.3 KiB
JavaScript
98 lines
3.3 KiB
JavaScript
// Copyright 2014 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// When calling user-defined accessors on strings, booleans or
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// numbers, we should create a wrapper object in sloppy mode.
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// Flags: --allow-natives-syntax
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function test(object, prototype) {
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var result;
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Object.defineProperty(prototype, "nonstrict", {
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get: function() { result = this; },
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set: function(v) { result = this; }
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});
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Object.defineProperty(prototype, "strict", {
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get: function() { "use strict"; result = this; },
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set: function(v) { "use strict"; result = this; }
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});
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(function() {
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function nonstrict(s) {
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return s.nonstrict;
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}
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function strict(s) {
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return s.strict;
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}
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%PrepareFunctionForOptimization(nonstrict);
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nonstrict(object);
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nonstrict(object);
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%OptimizeFunctionOnNextCall(nonstrict);
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result = undefined;
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nonstrict(object);
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assertEquals("object", typeof result);
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%PrepareFunctionForOptimization(strict);
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strict(object);
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strict(object);
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%OptimizeFunctionOnNextCall(strict);
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result = undefined;
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strict(object);
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assertEquals(typeof object, typeof result);
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})();
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(function() {
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function nonstrict(s) {
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return s.nonstrict = 10;
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}
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function strict(s) {
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return s.strict = 10;
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}
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%PrepareFunctionForOptimization(nonstrict);
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nonstrict(object);
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nonstrict(object);
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%OptimizeFunctionOnNextCall(nonstrict);
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result = undefined;
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nonstrict(object);
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assertEquals("object", typeof result);
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%PrepareFunctionForOptimization(strict);
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strict(object);
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strict(object);
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%OptimizeFunctionOnNextCall(strict);
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result = undefined;
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strict(object);
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assertEquals(object, result);
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})();
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}
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test(1, Number.prototype);
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test("string", String.prototype);
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test(true, Boolean.prototype);
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