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