v8/test/mjsunit/compiler/osr-regex-id.js
Mythri A ae1af6a568 [cleanup] Add %PrepareFunctionForOptimize for tests that use %OptimizeOsr
Bug: v8:8394, v8:8801, v8:9183
Change-Id: I29ff1a6dda97e89335b30fcc8c380bcb4055e1fb
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1664690
Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Commit-Queue: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62254}
2019-06-18 16:47:29 +00:00

66 lines
1.4 KiB
JavaScript

// Copyright 2015 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-osr
function id(f) { return f; }
function foo(a) {
var r = /\0/;
for (var i = 0; i < 10; i++) {
if (a) %OptimizeOsr();
%PrepareFunctionForOptimization(foo);
}
return r;
}
%PrepareFunctionForOptimization(foo);
function bar(a) {
for (var i = 0; i < 10; i++) {
if (a) %OptimizeOsr();
%PrepareFunctionForOptimization(bar);
var r = /\0/;
}
return r;
}
%PrepareFunctionForOptimization(bar);
function baz(a) {
for (var i = 0; i < 10; i++) {
if (a) %OptimizeOsr();
%PrepareFunctionForOptimization(baz);
}
return /\0/;
}
%PrepareFunctionForOptimization(baz);
function qux(a) {
for (var i = 0; i < 10; i++) {
if (i > 5 && a) {
%OptimizeOsr();
%PrepareFunctionForOptimization(qux);
} else {
var r = /\0/;
}
}
return r;
}
%PrepareFunctionForOptimization(qux);
function test(f) {
// Test the reference equality of regex's created in OSR'd function.
var x = f(false);
%PrepareFunctionForOptimization(f);
assertEquals(x, f(true));
%PrepareFunctionForOptimization(f);
assertEquals(x, f(true));
%PrepareFunctionForOptimization(f);
assertEquals(x, f(true));
}
test(foo);
test(bar);
test(baz);
test(qux);