aoqi@0: /*
aoqi@0:  * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /**
aoqi@0:  * @test TieredLevelsTest
aoqi@0:  * @library /testlibrary /testlibrary/whitebox /compiler/whitebox
aoqi@0:  * @build TieredLevelsTest
aoqi@0:  * @run main ClassFileInstaller sun.hotspot.WhiteBox
aoqi@0:  * @run main/othervm -Xbootclasspath/a:. -XX:+TieredCompilation
aoqi@0:  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
aoqi@0:  *                   -XX:CompileCommand=compileonly,SimpleTestCase$Helper::*
aoqi@0:  *                   TieredLevelsTest
aoqi@0:  * @summary Verify that all levels < 'TieredStopAtLevel' can be used
aoqi@0:  * @author igor.ignatyev@oracle.com
aoqi@0:  */
aoqi@0: public class TieredLevelsTest extends CompLevelsTest {
aoqi@0:     public static void main(String[] args) throws Exception {
aoqi@0:         if (!TIERED_COMPILATION) {
aoqi@0:             System.err.println("Test isn't applicable w/ disabled "
aoqi@0:                     + "TieredCompilation. Skip test.");
aoqi@0:             return;
aoqi@0:         }
aoqi@0:         CompilerWhiteBoxTest.main(TieredLevelsTest::new, args);
aoqi@0:     }
aoqi@0: 
aoqi@0:     private TieredLevelsTest(TestCase testCase) {
aoqi@0:         super(testCase);
aoqi@0:         // to prevent inlining of #method
aoqi@0:         WHITE_BOX.testSetDontInlineMethod(method, true);
aoqi@0:     }
aoqi@0: 
aoqi@0:     @Override
aoqi@0:     protected void test() throws Exception {
aoqi@0:         if (skipXcompOSR()) {
aoqi@0:           return;
aoqi@0:         }
aoqi@0:         checkNotCompiled();
aoqi@0:         compile();
aoqi@0:         checkCompiled();
aoqi@0: 
aoqi@0:         int compLevel = getCompLevel();
aoqi@0:         if (compLevel > TIERED_STOP_AT_LEVEL) {
aoqi@0:             throw new RuntimeException("method.compLevel[" + compLevel
aoqi@0:                     + "] > TieredStopAtLevel [" + TIERED_STOP_AT_LEVEL + "]");
aoqi@0:         }
aoqi@0:         int bci = WHITE_BOX.getMethodEntryBci(method);
aoqi@0:         deoptimize();
aoqi@0: 
aoqi@0:         for (int testedTier = 1; testedTier <= TIERED_STOP_AT_LEVEL;
aoqi@0:                 ++testedTier) {
aoqi@0:             testAvailableLevel(testedTier, bci);
aoqi@0:         }
aoqi@0:         for (int testedTier = TIERED_STOP_AT_LEVEL + 1;
aoqi@0:                 testedTier <= COMP_LEVEL_MAX; ++testedTier) {
aoqi@0:             testUnavailableLevel(testedTier, bci);
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0: 
aoqi@0:     @Override
aoqi@0:     protected void checkLevel(int expected, int actual) {
aoqi@0:         if (expected == COMP_LEVEL_FULL_PROFILE
aoqi@0:                 && actual == COMP_LEVEL_LIMITED_PROFILE) {
aoqi@0:             // for simple method full_profile may be replaced by limited_profile
aoqi@0:             return;
aoqi@0:         }
aoqi@0:         super.checkLevel(expected, actual);
aoqi@0:    }
aoqi@0: }