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  * @ignore 8046268
  30  * @build NonTieredLevelsTest
  31  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  32  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  33  * @run main/othervm -Xbootclasspath/a:. -XX:-TieredCompilation
  34  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
  35  *                   -XX:CompileCommand=compileonly,SimpleTestCase$Helper::*
  36  *                   NonTieredLevelsTest
  37  * @summary Verify that only one level can be used
  38  * @author igor.ignatyev@oracle.com
  39  */
  40 public class NonTieredLevelsTest extends CompLevelsTest {
  41     private static final int AVAILABLE_COMP_LEVEL;
  42     private static final IntPredicate IS_AVAILABLE_COMPLEVEL;
  43     static {
  44         String vmName = System.getProperty("java.vm.name");
  45         if (vmName.endsWith(" Server VM")) {
  46             AVAILABLE_COMP_LEVEL = COMP_LEVEL_FULL_OPTIMIZATION;
  47             IS_AVAILABLE_COMPLEVEL = x -> x == COMP_LEVEL_FULL_OPTIMIZATION;
  48         } else if (vmName.endsWith(" Client VM")
  49                 || vmName.endsWith(" Minimal VM")) {
  50             AVAILABLE_COMP_LEVEL = COMP_LEVEL_SIMPLE;
  51             IS_AVAILABLE_COMPLEVEL = x -> x >= COMP_LEVEL_SIMPLE
  52                     && x <= COMP_LEVEL_FULL_PROFILE;
  53         } else {
  54             throw new RuntimeException("Unknown VM: " + vmName);
  55         }
  56 
  57     }
  58     public static void main(String[] args) throws Exception {
  59         if (TIERED_COMPILATION) {
  60             System.err.println("Test isn't applicable w/ enabled "
  61                     + "TieredCompilation. Skip test.");
  62             return;
  63         }
  64         CompilerWhiteBoxTest.main(NonTieredLevelsTest::new, args);
  65     }
  66 
  67     private NonTieredLevelsTest(TestCase testCase) {
  68         super(testCase);
  69         // to prevent inlining of #method
  70         WHITE_BOX.testSetDontInlineMethod(method, true);
  71     }
  72 
  73     @Override
  74     protected void test() throws Exception {
  75         if (skipXcompOSR()) {
  76           return;
  77         }
  78         checkNotCompiled();
  79         compile();
  80         checkCompiled();
  81 
  82         int compLevel = getCompLevel();
  83         checkLevel(AVAILABLE_COMP_LEVEL, compLevel);
  84         int bci = WHITE_BOX.getMethodEntryBci(method);
  85         deoptimize();
  86         if (!testCase.isOsr()) {
  87             for (int level = 1; level <= COMP_LEVEL_MAX; ++level) {
  88                 if (IS_AVAILABLE_COMPLEVEL.test(level)) {
  89                     testAvailableLevel(level, bci);
  90                 } else {
  91                     testUnavailableLevel(level, bci);
  92                 }
  93             }
  94         } else {
  95             System.out.println("skip other levels testing in OSR");
  96             testAvailableLevel(AVAILABLE_COMP_LEVEL, bci);
  97         }
  98     }
  99 }
 100 
--- EOF ---