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test/compiler/jvmci/compilerToVM/GetLocalVariableTableTest.java

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  25 /**
  26  * @test
  27  * @bug 8136421
  28  * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64"
  29  * @library /testlibrary /../../test/lib /
  30  * @clean compiler.jvmci.compilerToVM.*
  31  * @compile -g DummyInterface.java
  32  * @compile -g DummyAbstractClass.java
  33  * @compile -g DummyClass.java
  34  * @compile ../common/CompilerToVMHelper.java
  35  * @run main ClassFileInstaller jdk.vm.ci.hotspot.CompilerToVMHelper
  36  * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
  37  *      -Xbootclasspath/a:.
  38  *      compiler.jvmci.compilerToVM.GetLocalVariableTableTest
  39  * @clean compiler.jvmci.compilerToVM.*
  40  */
  41 
  42 package compiler.jvmci.compilerToVM;
  43 
  44 import compiler.jvmci.common.CTVMUtilities;
  45 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethodImpl;
  46 import jdk.vm.ci.hotspot.CompilerToVMHelper;
  47 import jdk.test.lib.Asserts;
  48 
  49 import java.lang.reflect.Executable;
  50 import java.util.HashMap;
  51 import java.util.Map;
  52 
  53 public class GetLocalVariableTableTest {
  54 
  55     public static final int MAIN_LOCALS_COUNT = 0;
  56     public static final int INSTANCE_LOCALS_COUNT = 4;
  57     public static final int EMPTY_INSTANCE_COUNT = 1;
  58     public static final int EMPTY_STATIC_COUNT = 0;
  59     public static final int ABSTRACT_INHERIT_LOCALS_COUNT = 2;
  60     public static final int DEFAULTFUNC_LOCALS_COUNT = 4;
  61 
  62     public static void main(String[] args) {
  63         Map<Executable, Integer> testCases = createTestCases();
  64         testCases.forEach(GetLocalVariableTableTest::runSanityTest);
  65     }


  83             methods.put(aClass.getMethod("dummyFunction"),
  84                     EMPTY_INSTANCE_COUNT);
  85             methods.put(aClass.getMethod("dummyAbstractFunction"),
  86                     ABSTRACT_INHERIT_LOCALS_COUNT);
  87 
  88             aClass = DummyInterface.class;
  89             methods.put(aClass.getMethod("dummyFunction"), EMPTY_STATIC_COUNT);
  90             methods.put(aClass.getMethod("dummyDefaultFunction", int.class,
  91                     int.class), DEFAULTFUNC_LOCALS_COUNT);
  92 
  93             aClass = DummyAbstractClass.class;
  94             methods.put(aClass.getMethod("dummyAbstractFunction"), 0);
  95         } catch (NoSuchMethodException e) {
  96             throw new Error("TEST BUG", e);
  97         }
  98         return methods;
  99     }
 100 
 101     private static void runSanityTest(Executable aMethod,
 102                                       Integer expectedTableLength) {
 103         HotSpotResolvedJavaMethodImpl method = CTVMUtilities
 104                 .getResolvedMethod(aMethod);
 105 
 106         int tblLength = CompilerToVMHelper.getLocalVariableTableLength(method);
 107         Asserts.assertEQ(tblLength, expectedTableLength, aMethod + " : incorrect "
 108                 + "local variable table length.");
 109 
 110         long tblStart = CompilerToVMHelper.getLocalVariableTableStart(method);
 111         if (tblLength > 0) {
 112             Asserts.assertNE(tblStart, 0L, aMethod + " : local variable table starts"
 113                     + " at 0 with length " + tblLength);
 114         }
 115     }
 116 }


  25 /**
  26  * @test
  27  * @bug 8136421
  28  * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64"
  29  * @library /testlibrary /../../test/lib /
  30  * @clean compiler.jvmci.compilerToVM.*
  31  * @compile -g DummyInterface.java
  32  * @compile -g DummyAbstractClass.java
  33  * @compile -g DummyClass.java
  34  * @compile ../common/CompilerToVMHelper.java
  35  * @run main ClassFileInstaller jdk.vm.ci.hotspot.CompilerToVMHelper
  36  * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
  37  *      -Xbootclasspath/a:.
  38  *      compiler.jvmci.compilerToVM.GetLocalVariableTableTest
  39  * @clean compiler.jvmci.compilerToVM.*
  40  */
  41 
  42 package compiler.jvmci.compilerToVM;
  43 
  44 import compiler.jvmci.common.CTVMUtilities;
  45 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
  46 import jdk.vm.ci.hotspot.CompilerToVMHelper;
  47 import jdk.test.lib.Asserts;
  48 
  49 import java.lang.reflect.Executable;
  50 import java.util.HashMap;
  51 import java.util.Map;
  52 
  53 public class GetLocalVariableTableTest {
  54 
  55     public static final int MAIN_LOCALS_COUNT = 0;
  56     public static final int INSTANCE_LOCALS_COUNT = 4;
  57     public static final int EMPTY_INSTANCE_COUNT = 1;
  58     public static final int EMPTY_STATIC_COUNT = 0;
  59     public static final int ABSTRACT_INHERIT_LOCALS_COUNT = 2;
  60     public static final int DEFAULTFUNC_LOCALS_COUNT = 4;
  61 
  62     public static void main(String[] args) {
  63         Map<Executable, Integer> testCases = createTestCases();
  64         testCases.forEach(GetLocalVariableTableTest::runSanityTest);
  65     }


  83             methods.put(aClass.getMethod("dummyFunction"),
  84                     EMPTY_INSTANCE_COUNT);
  85             methods.put(aClass.getMethod("dummyAbstractFunction"),
  86                     ABSTRACT_INHERIT_LOCALS_COUNT);
  87 
  88             aClass = DummyInterface.class;
  89             methods.put(aClass.getMethod("dummyFunction"), EMPTY_STATIC_COUNT);
  90             methods.put(aClass.getMethod("dummyDefaultFunction", int.class,
  91                     int.class), DEFAULTFUNC_LOCALS_COUNT);
  92 
  93             aClass = DummyAbstractClass.class;
  94             methods.put(aClass.getMethod("dummyAbstractFunction"), 0);
  95         } catch (NoSuchMethodException e) {
  96             throw new Error("TEST BUG", e);
  97         }
  98         return methods;
  99     }
 100 
 101     private static void runSanityTest(Executable aMethod,
 102                                       Integer expectedTableLength) {
 103         HotSpotResolvedJavaMethod method = CTVMUtilities
 104                 .getResolvedMethod(aMethod);
 105 
 106         int tblLength = CompilerToVMHelper.getLocalVariableTableLength(method);
 107         Asserts.assertEQ(tblLength, expectedTableLength, aMethod + " : incorrect "
 108                 + "local variable table length.");
 109 
 110         long tblStart = CompilerToVMHelper.getLocalVariableTableStart(method);
 111         if (tblLength > 0) {
 112             Asserts.assertNE(tblStart, 0L, aMethod + " : local variable table starts"
 113                     + " at 0 with length " + tblLength);
 114         }
 115     }
 116 }
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