1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
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  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
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  23 
  24 /*
  25  * @test TestCompilerDirectivesCompatibilityBase
  26  * @bug 8137167
  27  * @summary Test compiler control compatibility with compile command
  28  * @library /testlibrary /test/lib /
  29  * @modules java.base/jdk.internal.misc
  30  *          java.compiler
  31  *          java.management
  32  *
  33  * @build jdk.test.lib.*
  34  *        jdk.test.lib.dcmd.*
  35  *        sun.hotspot.WhiteBox
  36  *        compiler.testlibrary.CompilerUtils
  37  *        compiler.compilercontrol.TestCompilerDirectivesCompatibilityBase
  38  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  39  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  40  * @run testng/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions
  41  *      -XX:+WhiteBoxAPI
  42  *      compiler.compilercontrol.TestCompilerDirectivesCompatibilityBase
  43  */
  44 
  45 package compiler.compilercontrol;
  46 
  47 import compiler.testlibrary.CompilerUtils;
  48 import compiler.whitebox.CompilerWhiteBoxTest;
  49 import jdk.test.lib.dcmd.CommandExecutor;
  50 import jdk.test.lib.dcmd.JMXExecutor;
  51 import org.testng.annotations.Test;
  52 import sun.hotspot.WhiteBox;
  53 
  54 import java.io.File;
  55 import java.lang.reflect.Method;
  56 
  57 public class TestCompilerDirectivesCompatibilityBase {
  58 
  59     public static final WhiteBox WB = WhiteBox.getWhiteBox();
  60     public static String control_on, control_off;
  61     Method method, nomatch;
  62 
  63     public void run(CommandExecutor executor) throws Exception {
  64 
  65         control_on = System.getProperty("test.src", ".") + File.separator + "control_on.txt";
  66         control_off = System.getProperty("test.src", ".") + File.separator + "control_off.txt";
  67         method  = getMethod(TestCompilerDirectivesCompatibilityBase.class, "helper");
  68         nomatch = getMethod(TestCompilerDirectivesCompatibilityBase.class, "another");
  69 
  70         int[] levels = CompilerUtils.getAvailableCompilationLevels();
  71         for (int complevel : levels) {
  72             // Only test the major compilers, ignore profiling levels
  73             if (complevel == CompilerWhiteBoxTest.COMP_LEVEL_SIMPLE || complevel == CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION){
  74                 testCompatibility(executor, complevel);
  75             }
  76         }
  77     }
  78 
  79     public void testCompatibility(CommandExecutor executor, int comp_level) throws Exception {
  80 
  81         // Call all validation twice to catch error when overwriting a directive
  82         // Flag is default off
  83         expect(!WB.getBooleanVMFlag("PrintAssembly"));
  84         expect(!WB.shouldPrintAssembly(method, comp_level));
  85         expect(!WB.shouldPrintAssembly(nomatch, comp_level));
  86         expect(!WB.shouldPrintAssembly(method, comp_level));
  87         expect(!WB.shouldPrintAssembly(nomatch, comp_level));
  88 
  89         // load directives that turn it on
  90         executor.execute("Compiler.directives_add " + control_on);
  91         expect(WB.shouldPrintAssembly(method, comp_level));
  92         expect(!WB.shouldPrintAssembly(nomatch, comp_level));
  93         expect(WB.shouldPrintAssembly(method, comp_level));
  94         expect(!WB.shouldPrintAssembly(nomatch, comp_level));
  95 
  96         // remove and see that it is true again
  97         executor.execute("Compiler.directives_remove");
  98         expect(!WB.shouldPrintAssembly(method, comp_level));
  99         expect(!WB.shouldPrintAssembly(nomatch, comp_level));
 100         expect(!WB.shouldPrintAssembly(method, comp_level));
 101         expect(!WB.shouldPrintAssembly(nomatch, comp_level));
 102     }
 103 
 104     public void expect(boolean test) throws Exception {
 105         if (!test) {
 106             throw new Exception("Test failed");
 107         }
 108     }
 109 
 110     public void expect(boolean test, String msg) throws Exception {
 111         if (!test) {
 112             throw new Exception(msg);
 113         }
 114     }
 115 
 116     @Test
 117     public void jmx() throws Exception {
 118         run(new JMXExecutor());
 119     }
 120 
 121     public void helper() {
 122     }
 123 
 124     public void another() {
 125     }
 126 
 127     public static Method getMethod(Class klass, String name, Class<?>... parameterTypes) {
 128         try {
 129             return klass.getDeclaredMethod(name, parameterTypes);
 130         } catch (NoSuchMethodException | SecurityException e) {
 131             throw new RuntimeException("exception on getting method Helper." + name, e);
 132         }
 133     }
 134 }