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2dcc3665ab
PR-URL: https://github.com/nodejs/node/pull/28016 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Refael Ackermann (רפאל פלחי) <refack@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
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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