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16e03e7968
PR-URL: https://github.com/nodejs/node/pull/45579 Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
51 lines
1012 B
JavaScript
51 lines
1012 B
JavaScript
// Copyright 2017 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 --turbofan --no-always-turbofan --deopt-every-n-times=6
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// Check that stress deopt count resets correctly
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// Function with two deopt points
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function f(x) {
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return x + 1;
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}
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%PrepareFunctionForOptimization(f);
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f(1);
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%OptimizeFunctionOnNextCall(f);
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// stress_deopt_count == 6
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f(1);
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assertOptimized(f, undefined, false);
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// stress_deopt_count == 4
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f(1);
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assertOptimized(f, undefined, false);
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// stress_deopt_count == 2
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f(1);
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// deopt & counter reset
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assertUnoptimized(f, undefined, false);
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// stress_deopt_count == 6
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%PrepareFunctionForOptimization(f);
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%OptimizeFunctionOnNextCall(f);
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f(1);
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assertOptimized(f, undefined, false);
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// stress_deopt_count == 4
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f(1);
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assertOptimized(f, undefined, false);
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// stress_deopt_count == 2
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f(1);
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// deopt & counter reset
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assertUnoptimized(f, undefined, false);
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