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}
66 lines
1.6 KiB
JavaScript
66 lines
1.6 KiB
JavaScript
// Copyright 2019 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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//
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// Flags: --turbofan
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Debug = debug.Debug
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const evaluate = Debug.evaluateGlobalREPL;
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const evaluateNonREPL = (source) => Debug.evaluateGlobal(source, false).value();
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// Test that a let declared variable 'x' bound by an optimized function is
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// updated properly.
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evaluate('let x = 42;');
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evaluate('function foo() { return x; }');
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%PrepareFunctionForOptimization(foo);
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foo();
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foo();
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(42, foo());
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assertOptimized(foo);
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evaluate('let x = 21');
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assertEquals(21, foo());
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// Test that we do not throw a 'use before declaration error' and
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// that the optimized code does not load the hole from the wrong
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// script context.
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evaluate('x; let x;');
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assertEquals(undefined, foo());
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// Test that a const declared variable 'y' bound by an optimized function is
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// updated properly.
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evaluate('const y = 42;');
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evaluate('function foo1() { return y; }');
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%PrepareFunctionForOptimization(foo1);
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foo1();
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foo1();
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%OptimizeFunctionOnNextCall(foo1);
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assertEquals(42, foo1());
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assertOptimized(foo1);
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evaluate('const y = 21');
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assertEquals(21, foo1());
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// Test that a const declared variable 'z' bound by an optimized function is
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// updated properly.
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evaluate('const z = {a:0};');
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evaluate('function foo2() { z.a = 42; }');
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%PrepareFunctionForOptimization(foo2);
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foo2();
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foo2();
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%OptimizeFunctionOnNextCall(foo2);
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foo2();
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assertOptimized(foo2);
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evaluate('const z = {a:21}');
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foo2();
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assertEquals(42, z.a);
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