e4669a9c32
This is reland of https://chromium-review.googlesource.com/c/v8/v8/+/1575036 which the flaky test is fixed by moving '%PrepareFunctionForOptimization' around Bug: v8:6831 Change-Id: I0e8c3d2452b14c86e8ff0851e1840294734435e2 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1582481 Reviewed-by: Simon Zünd <szuend@chromium.org> Commit-Queue: Z Nguyen-Huu <duongn@microsoft.com> Cr-Commit-Position: refs/heads/master@{#61050}
70 lines
2.6 KiB
JavaScript
70 lines
2.6 KiB
JavaScript
// Copyright 2018 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
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// Basic loop peeling test case with Array.prototype.findIndex().
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(function() {
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function foo(a, o) {
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return a.findIndex(x => x === o.x);
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}
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%PrepareFunctionForOptimization(foo);
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assertEquals(2, foo([1, 2, 3], {x:3}));
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assertEquals(-1, foo([0, 1, 2], {x:3}));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(2, foo([1, 2, 3], {x:3}));
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assertEquals(-1, foo([0, 1, 2], {x:3}));
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// Packed
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// Non-extensible
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%PrepareFunctionForOptimization(foo);
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assertEquals(2, foo(Object.preventExtensions(['1', 2, 3]), {x:3}));
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assertEquals(-1, foo(Object.preventExtensions(['0', 1, 2]), {x:3}));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(2, foo(Object.preventExtensions(['1', 2, 3]), {x:3}));
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assertEquals(-1, foo(Object.preventExtensions(['0', 1, 2]), {x:3}));
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// Sealed
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%PrepareFunctionForOptimization(foo);
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assertEquals(2, foo(Object.seal(['1', 2, 3]), {x:3}));
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assertEquals(-1, foo(Object.seal(['0', 1, 2]), {x:3}));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(2, foo(Object.seal(['1', 2, 3]), {x:3}));
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assertEquals(-1, foo(Object.seal(['0', 1, 2]), {x:3}));
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// Frozen
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%PrepareFunctionForOptimization(foo);
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assertEquals(2, foo(Object.freeze(['1', 2, 3]), {x:3}));
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assertEquals(-1, foo(Object.freeze(['0', 1, 2]), {x:3}));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(2, foo(Object.freeze(['1', 2, 3]), {x:3}));
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assertEquals(-1, foo(Object.freeze(['0', 1, 2]), {x:3}));
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// Holey
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// Non-extensible
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%PrepareFunctionForOptimization(foo);
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assertEquals(3, foo(Object.preventExtensions([, '1', 2, 3]), {x:3}));
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assertEquals(-1, foo(Object.preventExtensions([, '0', 1, 2]), {x:3}));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(3, foo(Object.preventExtensions([, '1', 2, 3]), {x:3}));
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assertEquals(-1, foo(Object.preventExtensions([, '0', 1, 2]), {x:3}));
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// Sealed
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%PrepareFunctionForOptimization(foo);
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assertEquals(3, foo(Object.seal([, '1', 2, 3]), {x:3}));
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assertEquals(-1, foo(Object.seal([, '0', 1, 2]), {x:3}));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(3, foo(Object.seal([, '1', 2, 3]), {x:3}));
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assertEquals(-1, foo(Object.seal([, '0', 1, 2]), {x:3}));
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// Frozen
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%PrepareFunctionForOptimization(foo);
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assertEquals(3, foo(Object.freeze([, '1', 2, 3]), {x:3}));
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assertEquals(-1, foo(Object.freeze([, '0', 1, 2]), {x:3}));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(3, foo(Object.freeze([, '1', 2, 3]), {x:3}));
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assertEquals(-1, foo(Object.freeze([, '0', 1, 2]), {x:3}));
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})();
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