1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   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).
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  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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  23 
  24 /*
  25  * @test TestCompilerDirectivesCompatibilityBase
  26  * @bug 8137167
  27  * @summary Test compiler control compatibility with compile command
  28  * @library /test/lib /
  29  * @modules java.base/jdk.internal.misc
  30  *          java.compiler
  31  *          java.management
  32  *
  33  * @build sun.hotspot.WhiteBox
  34  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  35  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  36  * @run testng/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions
  37  *      -XX:+WhiteBoxAPI
  38  *      compiler.compilercontrol.TestCompilerDirectivesCompatibilityBase
  39  */
  40 
  41 package compiler.compilercontrol;
  42 
  43 import compiler.testlibrary.CompilerUtils;
  44 import compiler.whitebox.CompilerWhiteBoxTest;
  45 import jdk.test.lib.dcmd.CommandExecutor;
  46 import jdk.test.lib.dcmd.JMXExecutor;
  47 import org.testng.annotations.Test;
  48 import sun.hotspot.WhiteBox;
  49 
  50 import java.io.File;
  51 import java.lang.reflect.Method;
  52 
  53 public class TestCompilerDirectivesCompatibilityBase {
  54 
  55     public static final WhiteBox WB = WhiteBox.getWhiteBox();
  56     public static String control_on, control_off;
  57     Method method, nomatch;
  58 
  59     public void run(CommandExecutor executor) throws Exception {
  60 
  61         control_on = System.getProperty("test.src", ".") + File.separator + "control_on.txt";
  62         control_off = System.getProperty("test.src", ".") + File.separator + "control_off.txt";
  63         method  = getMethod(TestCompilerDirectivesCompatibilityBase.class, "helper");
  64         nomatch = getMethod(TestCompilerDirectivesCompatibilityBase.class, "another");
  65 
  66         int[] levels = CompilerUtils.getAvailableCompilationLevels();
  67         for (int complevel : levels) {
  68             // Only test the major compilers, ignore profiling levels
  69             if (complevel == CompilerWhiteBoxTest.COMP_LEVEL_SIMPLE || complevel == CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION){
  70                 testCompatibility(executor, complevel);
  71             }
  72         }
  73     }
  74 
  75     public void testCompatibility(CommandExecutor executor, int comp_level) throws Exception {
  76 
  77         // Call all validation twice to catch error when overwriting a directive
  78         // Flag is default off
  79         expect(!WB.getBooleanVMFlag("PrintAssembly"));
  80         expect(!WB.shouldPrintAssembly(method, comp_level));
  81         expect(!WB.shouldPrintAssembly(nomatch, comp_level));
  82         expect(!WB.shouldPrintAssembly(method, comp_level));
  83         expect(!WB.shouldPrintAssembly(nomatch, comp_level));
  84 
  85         // load directives that turn it on
  86         executor.execute("Compiler.directives_add " + control_on);
  87         expect(WB.shouldPrintAssembly(method, comp_level));
  88         expect(!WB.shouldPrintAssembly(nomatch, comp_level));
  89         expect(WB.shouldPrintAssembly(method, comp_level));
  90         expect(!WB.shouldPrintAssembly(nomatch, comp_level));
  91 
  92         // remove and see that it is true again
  93         executor.execute("Compiler.directives_remove");
  94         expect(!WB.shouldPrintAssembly(method, comp_level));
  95         expect(!WB.shouldPrintAssembly(nomatch, comp_level));
  96         expect(!WB.shouldPrintAssembly(method, comp_level));
  97         expect(!WB.shouldPrintAssembly(nomatch, comp_level));
  98     }
  99 
 100     public void expect(boolean test) throws Exception {
 101         if (!test) {
 102             throw new Exception("Test failed");
 103         }
 104     }
 105 
 106     public void expect(boolean test, String msg) throws Exception {
 107         if (!test) {
 108             throw new Exception(msg);
 109         }
 110     }
 111 
 112     @Test
 113     public void jmx() throws Exception {
 114         run(new JMXExecutor());
 115     }
 116 
 117     public void helper() {
 118     }
 119 
 120     public void another() {
 121     }
 122 
 123     public static Method getMethod(Class klass, String name, Class<?>... parameterTypes) {
 124         try {
 125             return klass.getDeclaredMethod(name, parameterTypes);
 126         } catch (NoSuchMethodException | SecurityException e) {
 127             throw new RuntimeException("exception on getting method Helper." + name, e);
 128         }
 129     }
 130 }