[GR-34003] Simplified metadata for non-reflection methods

PullRequest: graal/9998

compiler/src/org.graalvm.compiler.core.common/src/org/graalvm/compiler/core/common/util/FrequencyEncoder.java

@@ -89,17 +89,6 @@ public void addObject(T object) {
         entry.frequency++;
     }
 
-    /**
-     * Returns whether the given object has been previously added to the array.
-     */
-    public boolean contains(T object) {
-        if (object == null && containsNull) {
-            return true;
-        }
-        Entry<T> entry = map.get(object);
-        return entry != null;
-    }
-
     /**
      * Returns the index of an object in the array. The object must have been
      * {@link #addObject(Object) added} before.

sdk/src/org.graalvm.nativeimage/src/org/graalvm/nativeimage/impl/RuntimeReflectionSupport.java

@@ -46,4 +46,10 @@
 public interface RuntimeReflectionSupport extends ReflectionRegistry {
     // specific to java.lang.reflect reflection
     Set<Executable> getQueriedOnlyMethods();
+
+    /*
+     * Returns the methods that shadow a superclass method registered for reflection, to be excluded
+     * from reflection queries.
+     */
+    Set<?> getHidingMethods();
 }

substratevm/src/com.oracle.graal.pointsto/src/com/oracle/graal/pointsto/infrastructure/OriginalMethodProvider.java

@@ -40,44 +40,22 @@ static Executable getJavaMethod(SnippetReflectionProvider reflectionProvider, Re
             return ((OriginalMethodProvider) method).getJavaMethod();
         }
         try {
-            return getJavaMethodInternal(reflectionProvider, method);
+            ResolvedJavaMethod.Parameter[] parameters = method.getParameters();
+            Class<?>[] parameterTypes = new Class<?>[parameters.length];
+            ResolvedJavaType declaringClassType = method.getDeclaringClass();
+            for (int i = 0; i < parameterTypes.length; i++) {
+                parameterTypes[i] = OriginalClassProvider.getJavaClass(reflectionProvider, parameters[i].getType().resolve(declaringClassType));
+            }
+            Class<?> declaringClass = OriginalClassProvider.getJavaClass(reflectionProvider, declaringClassType);
+            if (method.isConstructor()) {
+                return declaringClass.getDeclaredConstructor(parameterTypes);
+            } else {
+                return declaringClass.getDeclaredMethod(method.getName(), parameterTypes);
+            }
         } catch (NoSuchMethodException e) {
             throw AnalysisError.shouldNotReachHere();
         }
     }
 
-    static boolean hasJavaMethod(SnippetReflectionProvider reflectionProvider, ResolvedJavaMethod method) {
-        if (method instanceof OriginalMethodProvider) {
-            return ((OriginalMethodProvider) method).hasJavaMethod();
-        }
-        try {
-            getJavaMethodInternal(reflectionProvider, method);
-            return true;
-        } catch (NoSuchMethodException | LinkageError | RuntimeException e) {
-            /*
-             * These exceptions may happen anytime during the lookup, so we can't simply use the
-             * result of getJavaMethodInternal.
-             */
-            return false;
-        }
-    }
-
-    static Executable getJavaMethodInternal(SnippetReflectionProvider reflectionProvider, ResolvedJavaMethod method) throws NoSuchMethodException {
-        ResolvedJavaMethod.Parameter[] parameters = method.getParameters();
-        Class<?>[] parameterTypes = new Class<?>[parameters.length];
-        ResolvedJavaType declaringClassType = method.getDeclaringClass();
-        for (int i = 0; i < parameterTypes.length; i++) {
-            parameterTypes[i] = OriginalClassProvider.getJavaClass(reflectionProvider, parameters[i].getType().resolve(declaringClassType));
-        }
-        Class<?> declaringClass = OriginalClassProvider.getJavaClass(reflectionProvider, declaringClassType);
-        if (method.isConstructor()) {
-            return declaringClass.getDeclaredConstructor(parameterTypes);
-        } else {
-            return declaringClass.getDeclaredMethod(method.getName(), parameterTypes);
-        }
-    }
-
     Executable getJavaMethod();
-
-    boolean hasJavaMethod();
 }

substratevm/src/com.oracle.graal.pointsto/src/com/oracle/graal/pointsto/meta/AnalysisMethod.java

@@ -554,11 +554,6 @@ public Executable getJavaMethod() {
         return OriginalMethodProvider.getJavaMethod(universe.getOriginalSnippetReflection(), wrapped);
     }
 
-    @Override
-    public boolean hasJavaMethod() {
-        return OriginalMethodProvider.hasJavaMethod(universe.getOriginalSnippetReflection(), wrapped);
-    }
-
     /**
      * Unique, per method, context insensitive invoke. The context insensitive invoke uses the
      * receiver type of the method, i.e., its declaring class. Therefore this invoke will link with

substratevm/src/com.oracle.graal.pointsto/src/com/oracle/graal/pointsto/meta/AnalysisUniverse.java

@@ -575,7 +575,6 @@ public Object replaceObject(Object source) {
 
     private void collectMethodImplementations() {
         for (AnalysisMethod method : methods.values()) {
-
             Set<AnalysisMethod> implementations = getMethodImplementations(bb, method, false);
             method.implementations = implementations.toArray(new AnalysisMethod[implementations.size()]);
         }
@@ -613,7 +612,13 @@ private static boolean collectMethodImplementations(AnalysisMethod method, Analy
          * method. The method cannot be marked as invoked.
          */
         if (holderOrSubtypeInstantiated || method.isIntrinsicMethod()) {
-            AnalysisMethod aResolved = holder.resolveConcreteMethod(method, null);
+            AnalysisMethod aResolved;
+            try {
+                aResolved = holder.resolveConcreteMethod(method, null);
+            } catch (UnsupportedFeatureException e) {
+                /* An unsupported overriding method is not reachable. */
+                aResolved = null;
+            }
             if (aResolved != null) {
                 /*
                  * aResolved == null means that the method in the base class was called, but never

substratevm/src/com.oracle.svm.configure.test/src/com/oracle/svm/configure/test/config/OmitPreviousConfigTests.java

@@ -310,7 +310,7 @@ void doTest() {
             Assert.assertNotNull("Generated configuration type " + name + " does not exist. Has the test code changed?", configurationType);
 
             for (Map.Entry<ConfigurationMethod, ConfigurationMemberDeclaration> methodEntry : methodsThatMustExist.entrySet()) {
-                ConfigurationMemberDeclaration kind = ConfigurationType.TestBackdoor.getMethodInfoIfPresent(configurationType, methodEntry.getKey()).getMemberKind();
+                ConfigurationMemberDeclaration kind = ConfigurationType.TestBackdoor.getMethodInfoIfPresent(configurationType, methodEntry.getKey()).getDeclaration();
                 Assert.assertNotNull("Method " + methodEntry.getKey() + " unexpectedly NOT found in the new configuration.", kind);
                 Assert.assertEquals("Method " + methodEntry.getKey() + " contains a different kind than expected in the new configuration.", kind, methodEntry.getValue());
             }

substratevm/src/com.oracle.svm.configure/src/com/oracle/svm/configure/config/ConfigurationMemberInfo.java

@@ -35,20 +35,20 @@ public final class ConfigurationMemberInfo {
         }
     }
 
-    private final ConfigurationMemberDeclaration memberKind;
-    private final ConfigurationMemberAccessibility accessKind;
+    private final ConfigurationMemberDeclaration declaration;
+    private final ConfigurationMemberAccessibility accessibility;
 
-    private ConfigurationMemberInfo(ConfigurationMemberDeclaration memberKind, ConfigurationMemberAccessibility accessKind) {
-        this.memberKind = memberKind;
-        this.accessKind = accessKind;
+    private ConfigurationMemberInfo(ConfigurationMemberDeclaration declaration, ConfigurationMemberAccessibility accessibility) {
+        this.declaration = declaration;
+        this.accessibility = accessibility;
     }
 
-    public ConfigurationMemberDeclaration getMemberKind() {
-        return memberKind;
+    public ConfigurationMemberDeclaration getDeclaration() {
+        return declaration;
     }
 
-    public ConfigurationMemberAccessibility getAccessKind() {
-        return accessKind;
+    public ConfigurationMemberAccessibility getAccessibility() {
+        return accessibility;
     }
 
     public static ConfigurationMemberInfo get(ConfigurationMemberDeclaration memberKind, ConfigurationMemberAccessibility accessKind) {
@@ -103,8 +103,19 @@ public boolean includes(ConfigurationMemberDeclaration other) {
     }
 
     public enum ConfigurationMemberAccessibility {
+        /**
+         * The member is not accessed reflectively.
+         */
         NONE,
+
+        /**
+         * The member is queried reflectively but never invoked (only for methods and constructors).
+         */
         QUERIED,
+
+        /**
+         * The member is fully accessed reflectively.
+         */
         ACCESSED;
 
         public ConfigurationMemberAccessibility combine(ConfigurationMemberAccessibility other) {
@@ -121,14 +132,14 @@ public boolean includes(ConfigurationMemberAccessibility other) {
     }
 
     public ConfigurationMemberInfo intersect(ConfigurationMemberInfo other) {
-        return get(memberKind.intersect(other.memberKind), accessKind.combine(other.accessKind));
+        return get(declaration.intersect(other.declaration), accessibility.combine(other.accessibility));
     }
 
     public ConfigurationMemberInfo union(ConfigurationMemberInfo other) {
-        return get(memberKind.union(other.memberKind), accessKind.combine(other.accessKind));
+        return get(declaration.union(other.declaration), accessibility.combine(other.accessibility));
     }
 
     public boolean includes(ConfigurationMemberInfo other) {
-        return memberKind.includes(other.memberKind) && accessKind.includes(other.accessKind);
+        return declaration.includes(other.declaration) && accessibility.includes(other.accessibility);
     }
 }