v8/test/mjsunit/regress/regress-358057.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

20 lines
530 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
__v_0 = new Uint8ClampedArray(10);
for (var i = 0; i < 10; i++) {
__v_0[i] = 0xAA;
}
function __f_12(__v_6) {
if (__v_6 < 0) {
__v_1 = __v_0[__v_6 + 10];
return __v_1;
}
};
%PrepareFunctionForOptimization(__f_12);
assertEquals(0xAA, __f_12(-1));
%OptimizeFunctionOnNextCall(__f_12);
assertEquals(0xAA, __f_12(-1));