1/* 2 * Copyright (c) 2013, 2016, 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 * @summary Verify that only one level can be used 27 * @library /test/lib / 28 * @modules java.base/jdk.internal.misc 29 * java.management 30 * @requires vm.opt.TieredStopAtLevel==null 31 * @build sun.hotspot.WhiteBox 32 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 33 * sun.hotspot.WhiteBox$WhiteBoxPermission 34 * @run main/othervm -Xbootclasspath/a:. -XX:-TieredCompilation 35 * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:-UseCounterDecay 36 * -XX:CompileCommand=compileonly,compiler.whitebox.SimpleTestCaseHelper::* 37 * compiler.tiered.NonTieredLevelsTest 38 */ 39 40package compiler.tiered; 41 42import java.util.function.IntPredicate; 43import compiler.whitebox.CompilerWhiteBoxTest; 44import jdk.test.lib.Platform; 45 46public class NonTieredLevelsTest extends CompLevelsTest { 47 private static final int AVAILABLE_COMP_LEVEL; 48 private static final IntPredicate IS_AVAILABLE_COMPLEVEL; 49 static { 50 if (Platform.isServer() && !Platform.isEmulatedClient()) { 51 AVAILABLE_COMP_LEVEL = COMP_LEVEL_FULL_OPTIMIZATION; 52 IS_AVAILABLE_COMPLEVEL = x -> x == COMP_LEVEL_FULL_OPTIMIZATION; 53 } else if (Platform.isClient() || Platform.isMinimal() || Platform.isEmulatedClient()) { 54 AVAILABLE_COMP_LEVEL = COMP_LEVEL_SIMPLE; 55 IS_AVAILABLE_COMPLEVEL = x -> x == COMP_LEVEL_SIMPLE; 56 } else { 57 throw new Error("TESTBUG: unknown VM: " + Platform.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} 101 102