1/*
2 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25#include "precompiled.hpp"
26#include "code/vtableStubs.hpp"
27#include "runtime/interfaceSupport.inline.hpp"
28#include "unittest.hpp"
29
30TEST_VM(code, vtableStubs) {
31 // Should be in VM to use locks
32 ThreadInVMfromNative ThreadInVMfromNative(JavaThread::current());
33
34 VtableStubs::find_vtable_stub(0); // min vtable index
35 for (int i = 0; i < 15; i++) {
36 VtableStubs::find_vtable_stub((1 << i) - 1);
37 VtableStubs::find_vtable_stub((1 << i));
38 }
39 VtableStubs::find_vtable_stub((1 << 15) - 1); // max vtable index
40}
41
42TEST_VM(code, itableStubs) {
43 // Should be in VM to use locks
44 ThreadInVMfromNative ThreadInVMfromNative(JavaThread::current());
45
46 VtableStubs::find_itable_stub(0); // min itable index
47 for (int i = 0; i < 15; i++) {
48 VtableStubs::find_itable_stub((1 << i) - 1);
49 VtableStubs::find_itable_stub((1 << i));
50 }
51 VtableStubs::find_itable_stub((1 << 15) - 1); // max itable index
52}
53