v8/test/mjsunit/compiler/osr-regex-id.js
2015-01-30 13:09:44 +00:00

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