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 import java.util.function.IntPredicate; 25 26 /** 27 * @test NonTieredLevelsTest 28 * @library /testlibrary /testlibrary/whitebox /compiler/whitebox 29 * @build NonTieredLevelsTest 30 * @run main ClassFileInstaller sun.hotspot.WhiteBox 31 * @run main/othervm -Xbootclasspath/a:. -XX:-TieredCompilation 32 * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI 33 * -XX:CompileCommand=compileonly,SimpleTestCase$Helper::* 34 * NonTieredLevelsTest 35 * @summary Verify that only one level can be used 36 * @author igor.ignatyev@oracle.com 37 */ 38 public class NonTieredLevelsTest extends CompLevelsTest { 39 private static final int AVAILABLE_COMP_LEVEL; 40 private static final IntPredicate IS_AVAILABLE_COMPLEVEL; 41 static { 42 String vmName = System.getProperty("java.vm.name"); 43 if (vmName.endsWith(" Server VM")) { 44 AVAILABLE_COMP_LEVEL = COMP_LEVEL_FULL_OPTIMIZATION; 45 IS_AVAILABLE_COMPLEVEL = x -> x == COMP_LEVEL_FULL_OPTIMIZATION; 46 } else if (vmName.endsWith(" Client VM") 47 || vmName.endsWith(" Minimal VM")) { 48 AVAILABLE_COMP_LEVEL = COMP_LEVEL_SIMPLE; 49 IS_AVAILABLE_COMPLEVEL = x -> x == COMP_LEVEL_SIMPLE; 50 } else { 51 throw new RuntimeException("Unknown VM: " + vmName); 52 } 53 54 } 55 public static void main(String[] args) throws Exception { 56 if (CompilerWhiteBoxTest.skipOnTieredCompilation(true)) { 57 return; 58 } 59 CompilerWhiteBoxTest.main(NonTieredLevelsTest::new, args); 60 } 61 62 private NonTieredLevelsTest(TestCase testCase) { 63 super(testCase); 64 // to prevent inlining of #method 65 WHITE_BOX.testSetDontInlineMethod(method, true); 66 } 67 68 @Override 69 protected void test() throws Exception { 70 if (skipXcompOSR()) { 71 return; 72 } 73 checkNotCompiled(); 74 compile(); 75 checkCompiled(); 76 77 int compLevel = getCompLevel(); 78 checkLevel(AVAILABLE_COMP_LEVEL, compLevel); 79 int bci = WHITE_BOX.getMethodEntryBci(method); 80 deoptimize(); 81 if (!testCase.isOsr()) { 82 for (int level = 1; level <= COMP_LEVEL_MAX; ++level) { 83 if (IS_AVAILABLE_COMPLEVEL.test(level)) { 84 testAvailableLevel(level, bci); 85 } else { 86 testUnavailableLevel(level, bci); 87 } 88 } 89 } else { 90 System.out.println("skip other levels testing in OSR"); 91 testAvailableLevel(AVAILABLE_COMP_LEVEL, bci); 92 } 93 } 94 } 95