e3e8ea5d65
To be consistent with the all the other tiers and avoid confusion, we rename --opt to ---turbofan, and --always-opt to --always-turbofan. Change-Id: Ie23dc8282b3fb4cf2fbf73b6c3d5264de5d09718 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3610431 Reviewed-by: Leszek Swirski <leszeks@chromium.org> Commit-Queue: Camillo Bruni <cbruni@chromium.org> Reviewed-by: Jakob Linke <jgruber@chromium.org> Cr-Commit-Position: refs/heads/main@{#80336}
34 lines
663 B
JavaScript
34 lines
663 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 --no-always-turbofan
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var x = 1;
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var do_change = false;
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function g() {
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if (do_change) {
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x = 2;
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return 40;
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}
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return 30;
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}
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function f() {
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return g() + x;
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}
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%PrepareFunctionForOptimization(f);
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assertEquals(31, f());
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%OptimizeMaglevOnNextCall(f);
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assertEquals(31, f());
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assertTrue(isMaglevved(f));
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// Trigger a lazy deopt on the next g() call.
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do_change = true;
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assertEquals(42, f());
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assertFalse(isMaglevved(f));
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assertUnoptimized(f);
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