add missing uninterruptible annotation

Author: d-kozak

substratevm/src/com.oracle.svm.core.genscavenge/src/com/oracle/svm/core/genscavenge/RuntimeCodeCacheWalker.java

@@ -113,10 +113,12 @@ public <T extends CodeInfo> boolean visitCode(T codeInfo) {
         return true;
     }
 
+    @Uninterruptible(reason = "Called from uninterruptible code.")
     private static boolean isReachable(Object possiblyForwardedObject) {
         return RuntimeCodeCacheReachabilityAnalyzer.isReachable(Word.objectToUntrackedPointer(possiblyForwardedObject));
     }
 
+    @Uninterruptible(reason = "Called from uninterruptible code.")
     private boolean hasWeakReferenceToUnreachableObject(CodeInfo codeInfo) {
         checkForUnreachableObjectsVisitor.initialize();
         RuntimeCodeInfoAccess.walkWeakReferences(codeInfo, checkForUnreachableObjectsVisitor);

substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/code/CodeInfoTable.java

@@ -226,6 +226,7 @@ private static void invalidateCodeAtSafepoint(CodeInfo info) {
     }
 
     @RestrictHeapAccess(access = Access.NO_ALLOCATION, reason = "Called by the GC")
+    @Uninterruptible(reason = "Called from uninterruptible code.")
     public static void invalidateNonStackCodeAtSafepoint(CodeInfo info) {
         VMOperation.guaranteeGCInProgress("Must only be called during a GC.");
         RuntimeCodeCache codeCache = getRuntimeCodeCache();

substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/code/RuntimeCodeInfoAccess.java

@@ -146,13 +146,15 @@ public static Object[] prepareHeapObjectData(CodeInfoTether tether, String name,
         return objectFields;
     }
 
+    @Uninterruptible(reason = "Called from uninterruptible code.")
     public static boolean areAllObjectsOnImageHeap(CodeInfo info) {
         return cast(info).getAllObjectsAreInImageHeap();
     }
 
     /**
      * Walks all strong references in a {@link CodeInfo} object.
      */
+    @Uninterruptible(reason = "Called from uninterruptible code.")
     public static boolean walkStrongReferences(CodeInfo info, ObjectReferenceVisitor visitor) {
         return NonmovableArrays.walkUnmanagedObjectArray(cast(info).getObjectFields(), visitor, CodeInfoImpl.FIRST_STRONGLY_REFERENCED_OBJFIELD, CodeInfoImpl.STRONGLY_REFERENCED_OBJFIELD_COUNT);
     }
@@ -161,6 +163,7 @@ public static boolean walkStrongReferences(CodeInfo info, ObjectReferenceVisitor
      * Walks all weak references in a {@link CodeInfo} object.
      */
     @DuplicatedInNativeCode
+    @Uninterruptible(reason = "Called from uninterruptible code.")
     public static boolean walkWeakReferences(CodeInfo info, ObjectReferenceVisitor visitor) {
         CodeInfoImpl impl = cast(info);
         boolean continueVisiting = true;
@@ -181,6 +184,7 @@ public static boolean walkWeakReferences(CodeInfo info, ObjectReferenceVisitor v
      * This method only visits a very specific subset of all the references, so you typically want
      * to use {@link #walkStrongReferences} and/or {@link #walkWeakReferences} instead.
      */
+    @Uninterruptible(reason = "Called from uninterruptible code.")
     public static boolean walkObjectFields(CodeInfo info, ObjectReferenceVisitor visitor) {
         return NonmovableArrays.walkUnmanagedObjectArray(cast(info).getObjectFields(), visitor);
     }

substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/heap/RuntimeCodeCacheCleaner.java

@@ -81,6 +81,7 @@ public <T extends CodeInfo> boolean visitCode(T codeInfo) {
         return true;
     }
 
+    @Uninterruptible(reason = "Called from uninterruptible code.")
     private static void freeMemory(CodeInfo codeInfo) {
         boolean removed = RuntimeCodeInfoMemory.singleton().removeDuringGC(codeInfo);
         assert removed : "must have been present";