v8/test/mjsunit/regress/regress-lazy-deopt-inlining2.js
Mathias Bynens c6a16c10dd [test] Add %PrepareForOptimization to even more tests
With bytecode flushing and lazy feedback allocation, we need to call
%PrepareForOptimization before we call %OptimizeFunctionOnNextCall,
ideally after declaring the function.

Bug: v8:8801, v8:8394, v8:9183
Change-Id: I3fb257282a30f6526a376a3afdedb44786320d34
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1648255
Commit-Queue: Mathias Bynens <mathias@chromium.org>
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62119}
2019-06-12 14:40:14 +00:00

27 lines
522 B
JavaScript

// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
"use strict";
function f1(d) {
return 1 + f2(1, f3(d), d);
};
%PrepareFunctionForOptimization(f1);
function f2(v0, v1, v2) {
return v1;
}
function f3(d) {
if (d) %DeoptimizeFunction(f1);
return 2;
}
%NeverOptimizeFunction(f3);
f1(false);
f1(false);
%OptimizeFunctionOnNextCall(f1);
assertEquals(3, f1(true));