1 /* 2 * Copyright (c) 2013, 2014, 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 * @test TieredLevelsTest 26 * @library /testlibrary /testlibrary/whitebox /compiler/whitebox 27 * @ignore 8046268 28 * @build TieredLevelsTest 29 * @run main ClassFileInstaller sun.hotspot.WhiteBox 30 * sun.hotspot.WhiteBox$WhiteBoxPermission 31 * @run main/othervm -Xbootclasspath/a:. -XX:+TieredCompilation 32 * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI 33 * -XX:CompileCommand=compileonly,SimpleTestCase$Helper::* 34 * TieredLevelsTest 35 * @summary Verify that all levels < 'TieredStopAtLevel' can be used 36 * @author igor.ignatyev@oracle.com 37 */ 38 public class TieredLevelsTest extends CompLevelsTest { 39 public static void main(String[] args) throws Exception { 40 if (!TIERED_COMPILATION) { 41 System.err.println("Test isn't applicable w/ disabled " 42 + "TieredCompilation. Skip test."); 43 return; 44 } 45 CompilerWhiteBoxTest.main(TieredLevelsTest::new, args); 46 } 47 48 private TieredLevelsTest(TestCase testCase) { 49 super(testCase); 50 // to prevent inlining of #method 51 WHITE_BOX.testSetDontInlineMethod(method, true); 52 } 53 54 @Override 55 protected void test() throws Exception { 56 if (skipXcompOSR()) { 57 return; 58 } 59 checkNotCompiled(); 60 compile(); 61 checkCompiled(); 62 63 int compLevel = getCompLevel(); 64 if (compLevel > TIERED_STOP_AT_LEVEL) { 65 throw new RuntimeException("method.compLevel[" + compLevel 66 + "] > TieredStopAtLevel [" + TIERED_STOP_AT_LEVEL + "]"); 67 } 68 int bci = WHITE_BOX.getMethodEntryBci(method); 69 deoptimize(); 70 71 for (int testedTier = 1; testedTier <= TIERED_STOP_AT_LEVEL; 72 ++testedTier) { 73 testAvailableLevel(testedTier, bci); 74 } 75 for (int testedTier = TIERED_STOP_AT_LEVEL + 1; 76 testedTier <= COMP_LEVEL_MAX; ++testedTier) { 77 testUnavailableLevel(testedTier, bci); 78 } 79 } 80 81 82 @Override 83 protected void checkLevel(int expected, int actual) { 84 if (expected == COMP_LEVEL_FULL_PROFILE 85 && actual == COMP_LEVEL_LIMITED_PROFILE) { 86 // for simple method full_profile may be replaced by limited_profile 87 return; 88 } 89 super.checkLevel(expected, actual); 90 } 91 }