1 /* 2 * Copyright (c) 2013, 2015, 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 /test/lib / 27 * @modules java.base/jdk.internal.misc 28 * @modules java.management 29 * @build TieredLevelsTest 30 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 31 * sun.hotspot.WhiteBox$WhiteBoxPermission 32 * @run main/othervm -Xbootclasspath/a:. -XX:+TieredCompilation 33 * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:-UseCounterDecay 34 * -XX:CompileCommand=compileonly,compiler.whitebox.SimpleTestCaseHelper::* 35 * TieredLevelsTest 36 * @summary Verify that all levels < 'TieredStopAtLevel' can be used 37 * @author igor.ignatyev@oracle.com 38 */ 39 40 import compiler.whitebox.CompilerWhiteBoxTest; 41 42 public class TieredLevelsTest extends CompLevelsTest { 43 public static void main(String[] args) throws Exception, Throwable { 44 if (CompilerWhiteBoxTest.skipOnTieredCompilation(false)) { 45 return; 46 } 47 CompilerWhiteBoxTest.main(TieredLevelsTest::new, args); 48 } 49 50 protected TieredLevelsTest(TestCase testCase) { 51 super(testCase); 52 // to prevent inlining of #method 53 WHITE_BOX.testSetDontInlineMethod(method, true); 54 } 55 56 @Override 57 protected void test() throws Exception { 58 if (skipXcompOSR()) { 59 return; 60 } 61 checkNotCompiled(); 62 compile(); 63 checkCompiled(); 64 65 int compLevel = getCompLevel(); 66 if (compLevel > TIERED_STOP_AT_LEVEL) { 67 throw new RuntimeException("method.compLevel[" + compLevel 68 + "] > TieredStopAtLevel [" + TIERED_STOP_AT_LEVEL + "]"); 69 } 70 int bci = WHITE_BOX.getMethodEntryBci(method); 71 deoptimize(); 72 73 for (int testedTier = 1; testedTier <= TIERED_STOP_AT_LEVEL; 74 ++testedTier) { 75 testAvailableLevel(testedTier, bci); 76 } 77 for (int testedTier = TIERED_STOP_AT_LEVEL + 1; 78 testedTier <= COMP_LEVEL_MAX; ++testedTier) { 79 testUnavailableLevel(testedTier, bci); 80 } 81 } 82 83 @Override 84 protected void checkLevel(int expected, int actual) { 85 if (expected == COMP_LEVEL_FULL_PROFILE 86 && actual == COMP_LEVEL_LIMITED_PROFILE) { 87 // for simple method full_profile may be replaced by limited_profile 88 if (IS_VERBOSE) { 89 System.out.printf("Level check: full profiling was replaced " 90 + "by limited profiling. Expected: %d, actual:%d", 91 expected, actual); 92 } 93 return; 94 } 95 super.checkLevel(expected, actual); 96 } 97 }