v8/test/mjsunit/regress/regress-crbug-352929.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

35 lines
787 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
var dummy = new Int32Array(100);
array = new Int32Array(100);
var dummy2 = new Int32Array(100);
array[-17] = 0;
function fun(base, cond) {
array[base - 1] = 1;
array[base - 2] = 2;
if (cond) {
array[base - 4] = 3;
array[base - 5] = 4;
} else {
array[base - 6] = 5;
array[base - 100] = 777;
}
};
%PrepareFunctionForOptimization(fun);
fun(5, true);
fun(7, false);
%OptimizeFunctionOnNextCall(fun);
fun(7, false);
for (var i = 0; i < dummy.length; i++) {
assertEquals(0, dummy[i]);
}
for (var i = 0; i < dummy2.length; i++) {
assertEquals(0, dummy2[i]);
}