Wed, 21 May 2014 10:56:41 -0700
Added tag jdk8u20-b15 for changeset 8c785f9bde6f
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | * |
aoqi@0 | 23 | */ |
aoqi@0 | 24 | |
aoqi@0 | 25 | import sun.hotspot.code.NMethod; |
aoqi@0 | 26 | |
aoqi@0 | 27 | /* |
aoqi@0 | 28 | * @test GetNMethodTest |
aoqi@0 | 29 | * @bug 8038240 |
aoqi@0 | 30 | * @library /testlibrary /testlibrary/whitebox |
aoqi@0 | 31 | * @build GetNMethodTest |
aoqi@0 | 32 | * @run main ClassFileInstaller sun.hotspot.WhiteBox |
aoqi@0 | 33 | * @run main/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,SimpleTestCase$Helper::* GetNMethodTest |
aoqi@0 | 34 | * @summary testing of WB::getNMethod() |
aoqi@0 | 35 | * @author igor.ignatyev@oracle.com |
aoqi@0 | 36 | */ |
aoqi@0 | 37 | public class GetNMethodTest extends CompilerWhiteBoxTest { |
aoqi@0 | 38 | public static void main(String[] args) throws Exception { |
aoqi@0 | 39 | CompilerWhiteBoxTest.main(GetNMethodTest::new, args); |
aoqi@0 | 40 | } |
aoqi@0 | 41 | |
aoqi@0 | 42 | private GetNMethodTest(TestCase testCase) { |
aoqi@0 | 43 | super(testCase); |
aoqi@0 | 44 | // to prevent inlining of #method |
aoqi@0 | 45 | WHITE_BOX.testSetDontInlineMethod(method, true); |
aoqi@0 | 46 | } |
aoqi@0 | 47 | |
aoqi@0 | 48 | @Override |
aoqi@0 | 49 | protected void test() throws Exception { |
aoqi@0 | 50 | checkNotCompiled(); |
aoqi@0 | 51 | |
aoqi@0 | 52 | compile(); |
aoqi@0 | 53 | checkCompiled(); |
aoqi@0 | 54 | NMethod nmethod = NMethod.get(method, testCase.isOsr()); |
aoqi@0 | 55 | if (IS_VERBOSE) { |
aoqi@0 | 56 | System.out.println("nmethod = " + nmethod); |
aoqi@0 | 57 | } |
aoqi@0 | 58 | if (nmethod == null) { |
aoqi@0 | 59 | throw new RuntimeException("nmethod of compiled method is null"); |
aoqi@0 | 60 | } |
aoqi@0 | 61 | if (nmethod.insts.length == 0) { |
aoqi@0 | 62 | throw new RuntimeException("compiled method's instructions is empty"); |
aoqi@0 | 63 | } |
aoqi@0 | 64 | deoptimize(); |
aoqi@0 | 65 | checkNotCompiled(); |
aoqi@0 | 66 | nmethod = NMethod.get(method, testCase.isOsr()); |
aoqi@0 | 67 | if (nmethod != null) { |
aoqi@0 | 68 | throw new RuntimeException("nmethod of non-compiled method isn't null"); |
aoqi@0 | 69 | } |
aoqi@0 | 70 | } |
aoqi@0 | 71 | } |