/* * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /** * @test TieredLevelsTest * @library /testlibrary /../../test/lib /compiler/whitebox * @build TieredLevelsTest * @run main ClassFileInstaller sun.hotspot.WhiteBox * sun.hotspot.WhiteBox$WhiteBoxPermission * @run main/othervm -Xbootclasspath/a:. -XX:+TieredCompilation * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI * -XX:CompileCommand=compileonly,SimpleTestCase$Helper::* * TieredLevelsTest * @summary Verify that all levels < 'TieredStopAtLevel' can be used * @author igor.ignatyev@oracle.com */ public class TieredLevelsTest extends CompLevelsTest { public static void main(String[] args) throws Exception { if (!TIERED_COMPILATION) { System.err.println("Test isn't applicable w/ disabled " + "TieredCompilation. Skip test."); return; } CompilerWhiteBoxTest.main(TieredLevelsTest::new, args); } private TieredLevelsTest(TestCase testCase) { super(testCase); // to prevent inlining of #method WHITE_BOX.testSetDontInlineMethod(method, true); } @Override protected void test() throws Exception { if (skipXcompOSR()) { return; } checkNotCompiled(); compile(); checkCompiled(); int compLevel = getCompLevel(); if (compLevel > TIERED_STOP_AT_LEVEL) { throw new RuntimeException("method.compLevel[" + compLevel + "] > TieredStopAtLevel [" + TIERED_STOP_AT_LEVEL + "]"); } int bci = WHITE_BOX.getMethodEntryBci(method); deoptimize(); for (int testedTier = 1; testedTier <= TIERED_STOP_AT_LEVEL; ++testedTier) { testAvailableLevel(testedTier, bci); } for (int testedTier = TIERED_STOP_AT_LEVEL + 1; testedTier <= COMP_LEVEL_MAX; ++testedTier) { testUnavailableLevel(testedTier, bci); } } @Override protected void checkLevel(int expected, int actual) { if (expected == COMP_LEVEL_FULL_PROFILE && actual == COMP_LEVEL_LIMITED_PROFILE) { // for simple method full_profile may be replaced by limited_profile return; } super.checkLevel(expected, actual); } }