v8/test/mjsunit/regress/regress-1560.js
Ross McIlroy d7a8170d2d [cleanup] Add missing %PrepareFunctionForOptimize in mjsunit tests
Bug: v8:8801,v8:8394,v8:9183
Change-Id: If482c6a14f389d54c6ca3891aa7b8475f7a1fce1
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1660617
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Auto-Submit: Ross McIlroy <rmcilroy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62192}
2019-06-14 17:03:41 +00:00

71 lines
2.5 KiB
JavaScript

// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Flags: --allow-natives-syntax --expose-gc
function mkCOWArray() {
var a = [''];
assertEquals('', a[0]);
return a;
}
function mkArray() {
var a = [];
a[0] = '';
return a;
}
function mkNumberDictionary() {
var a = new Array();
a[0] = '';
a[100000] = '';
return a;
}
function write(a, i) { a[i] = "bazinga!"; }
%PrepareFunctionForOptimization(write);
function test(factories, w) {
%PrepareFunctionForOptimization(w);
factories.forEach(function(f) { w(f(), 0); });
factories.forEach(function(f) { w(f(), 0); });
%OptimizeFunctionOnNextCall(w);
factories.forEach(function(f) { w(f(), 0); });
}
// Monomorphic case.
for (var i = 0; i < 5; i++) write(mkArray(), 0);
%OptimizeFunctionOnNextCall(write);
write(mkCOWArray(), 0);
var failure = mkCOWArray();
// Cleanup, then polymorphic case.
%DeoptimizeFunction(write);
gc();
test([mkArray, mkNumberDictionary], write);
test([mkArray, mkNumberDictionary, mkCOWArray], write);