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 NonTieredLevelsTest 26 * @library /testlibrary /test/lib / 27 * @modules java.base/jdk.internal.misc 28 * @modules java.management 29 * @build NonTieredLevelsTest 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 * NonTieredLevelsTest 36 * @summary Verify that only one level can be used 37 * @author igor.ignatyev@oracle.com 38 */ 39 40 import java.util.function.IntPredicate; 41 import compiler.whitebox.CompilerWhiteBoxTest; 42 43 public class NonTieredLevelsTest extends CompLevelsTest { 44 private static final int AVAILABLE_COMP_LEVEL; 45 private static final IntPredicate IS_AVAILABLE_COMPLEVEL; 46 static { 47 String vmName = System.getProperty("java.vm.name"); 48 if (vmName.endsWith(" Server VM")) { 49 AVAILABLE_COMP_LEVEL = COMP_LEVEL_FULL_OPTIMIZATION; 50 IS_AVAILABLE_COMPLEVEL = x -> x == COMP_LEVEL_FULL_OPTIMIZATION; 51 } else if (vmName.endsWith(" Client VM") 52 || vmName.endsWith(" Minimal VM")) { 53 AVAILABLE_COMP_LEVEL = COMP_LEVEL_SIMPLE; 54 IS_AVAILABLE_COMPLEVEL = x -> x >= COMP_LEVEL_SIMPLE 55 && x <= COMP_LEVEL_FULL_PROFILE; 56 } else { 57 throw new RuntimeException("Unknown VM: " + vmName); 58 } 59 60 } 61 public static void main(String[] args) throws Exception { 62 if (CompilerWhiteBoxTest.skipOnTieredCompilation(true)) { 63 return; 64 } 65 CompilerWhiteBoxTest.main(NonTieredLevelsTest::new, args); 66 } 67 68 private NonTieredLevelsTest(TestCase testCase) { 69 super(testCase); 70 // to prevent inlining of #method 71 WHITE_BOX.testSetDontInlineMethod(method, true); 72 } 73 74 @Override 75 protected void test() throws Exception { 76 if (skipXcompOSR()) { 77 return; 78 } 79 checkNotCompiled(); 80 compile(); 81 checkCompiled(); 82 83 int compLevel = getCompLevel(); 84 checkLevel(AVAILABLE_COMP_LEVEL, compLevel); 85 int bci = WHITE_BOX.getMethodEntryBci(method); 86 deoptimize(); 87 if (!testCase.isOsr()) { 88 for (int level = 1; level <= COMP_LEVEL_MAX; ++level) { 89 if (IS_AVAILABLE_COMPLEVEL.test(level)) { 90 testAvailableLevel(level, bci); 91 } else { 92 testUnavailableLevel(level, bci); 93 } 94 } 95 } else { 96 System.out.println("skip other levels testing in OSR"); 97 testAvailableLevel(AVAILABLE_COMP_LEVEL, bci); 98 } 99 } 100 } 101