31a3cfbc10
BUG=v8:8801 Change-Id: I9d9d9824c6c9ad0176bbfd3723da1b578b17c256 Reviewed-on: https://chromium-review.googlesource.com/c/1495555 Commit-Queue: Ross McIlroy <rmcilroy@chromium.org> Reviewed-by: Mythri Alle <mythria@chromium.org> Cr-Commit-Position: refs/heads/master@{#60001}
44 lines
959 B
JavaScript
44 lines
959 B
JavaScript
// Copyright 2015 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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(function ShiftLeftWithDeoptUsage() {
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function g() {}
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function f() {
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var tmp = 1264475713;
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var tmp1 = tmp - (-913041544);
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g();
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return 1 << tmp1;
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}
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%PrepareFunctionForOptimization(f);
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%OptimizeFunctionOnNextCall(f);
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assertEquals(512, f());
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})();
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(function ShiftLeftWithCallUsage() {
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var f = (function() {
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"use asm"
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// This is not a valid asm.js, we use the "use asm" here to
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// trigger Turbofan without deoptimization support.
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function g(x) { return x; }
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function f() {
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var tmp = 1264475713;
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var tmp1 = tmp - (-913041544);
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return g(1 << tmp1, tmp1);
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}
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return f;
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})();
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%PrepareFunctionForOptimization(f);
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%OptimizeFunctionOnNextCall(f);
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assertEquals(512, f());
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})();
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