diff --git a/substratevm/src/com.oracle.svm.core.windows/src/com/oracle/svm/core/windows/WindowsVirtualMemoryProvider.java b/substratevm/src/com.oracle.svm.core.windows/src/com/oracle/svm/core/windows/WindowsVirtualMemoryProvider.java
index 5daa7eb39576..b833a15f32f7 100644
--- a/substratevm/src/com.oracle.svm.core.windows/src/com/oracle/svm/core/windows/WindowsVirtualMemoryProvider.java
+++ b/substratevm/src/com.oracle.svm.core.windows/src/com/oracle/svm/core/windows/WindowsVirtualMemoryProvider.java
@@ -228,11 +228,11 @@ private static void specifyAlignment(MEM_EXTENDED_PARAMETER extendedParameter, M
          * the memory layout that the native code expects, it is sufficient to ensure the correct
          * order of the fields, which is easily done by prefixing the field names.
          */
-        extendedParameter.f1Type(MemExtendedParameterAddressRequirements);
-        extendedParameter.f2Pointer(addressRequirements.rawValue());
-        addressRequirements.f1LowestStartingAddress(WordFactory.nullPointer());
-        addressRequirements.f2HighestEndingAddress(WordFactory.nullPointer());
-        addressRequirements.f3Alignment(alignment);
+        extendedParameter.setF1Type(MemExtendedParameterAddressRequirements);
+        extendedParameter.setF2Pointer(addressRequirements.rawValue());
+        addressRequirements.setF1LowestStartingAddress(WordFactory.nullPointer());
+        addressRequirements.setF2HighestEndingAddress(WordFactory.nullPointer());
+        addressRequirements.setF3Alignment(alignment);
     }
 
     /** Represents an extended parameter for a function that manages virtual memory. */
@@ -240,10 +240,16 @@ private static void specifyAlignment(MEM_EXTENDED_PARAMETER extendedParameter, M
     private interface MEM_EXTENDED_PARAMETER extends PointerBase {
         /* This structure must exactly match the memory layout expected by the native code. */
         @RawField
-        void f1Type(long value);
+        void setF1Type(long value);
 
         @RawField
-        void f2Pointer(long value);
+        long getF1Type();
+
+        @RawField
+        void setF2Pointer(long value);
+
+        @RawField
+        long getF2Pointer();
     }
 
     /** MEM_EXTENDED_PARAMETER_TYPE enumeration Constants. */
@@ -257,13 +263,22 @@ private interface MEM_EXTENDED_PARAMETER extends PointerBase {
     private interface MEM_ADDRESS_REQUIREMENTS extends PointerBase {
         /* This structure must exactly match the memory layout expected by the native code. */
         @RawField
-        void f1LowestStartingAddress(PointerBase value);
+        void setF1LowestStartingAddress(PointerBase value);
+
+        @RawField
+        PointerBase getF1LowestStartingAddress();
+
+        @RawField
+        void setF2HighestEndingAddress(PointerBase value);
+
+        @RawField
+        PointerBase getF2HighestEndingAddress();
 
         @RawField
-        void f2HighestEndingAddress(PointerBase value);
+        void setF3Alignment(UnsignedWord value);
 
         @RawField
-        void f3Alignment(UnsignedWord value);
+        UnsignedWord getF3Alignment();
     }
 
     @Override
diff --git a/substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/SubstrateDiagnostics.java b/substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/SubstrateDiagnostics.java
index be6508cc9357..8abd5b7692ec 100644
--- a/substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/SubstrateDiagnostics.java
+++ b/substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/SubstrateDiagnostics.java
@@ -534,7 +534,7 @@ public void printDiagnostics(Log log, ErrorContext context, int maxDiagnosticLev
                 log.string("General purpose register values:").indent(true);
                 RegisterDumper.singleton().dumpRegisters(log, context.getRegisterContext(), printLocationInfo, allowJavaHeapAccess, allowUnsafeOperations);
                 log.indent(false);
-            } else if (CalleeSavedRegisters.supportedByPlatform() && context.frameHasCalleeSavedRegisters()) {
+            } else if (CalleeSavedRegisters.supportedByPlatform() && context.getFrameHasCalleeSavedRegisters()) {
                 CalleeSavedRegisters.singleton().dumpRegisters(log, context.getStackPointer(), printLocationInfo, allowJavaHeapAccess, allowUnsafeOperations);
             }
         }
@@ -1037,7 +1037,7 @@ public interface ErrorContext extends PointerBase {
         void setRegisterContext(RegisterDumper.Context value);
 
         @RawField
-        boolean frameHasCalleeSavedRegisters();
+        boolean getFrameHasCalleeSavedRegisters();
 
         @RawField
         void setFrameHasCalleeSavedRegisters(boolean value);
diff --git a/substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/code/CodeInfoImpl.java b/substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/code/CodeInfoImpl.java
index 69954060efe6..7c209ff717d1 100644
--- a/substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/code/CodeInfoImpl.java
+++ b/substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/code/CodeInfoImpl.java
@@ -27,6 +27,7 @@
 import org.graalvm.compiler.word.Word;
 import org.graalvm.nativeimage.c.function.CodePointer;
 import org.graalvm.nativeimage.c.struct.RawField;
+import org.graalvm.nativeimage.c.struct.RawFieldOffset;
 import org.graalvm.nativeimage.c.struct.RawStructure;
 import org.graalvm.word.UnsignedWord;
 
@@ -36,6 +37,7 @@
 import com.oracle.svm.core.deopt.SubstrateInstalledCode;
 import com.oracle.svm.core.heap.RuntimeCodeInfoGCSupport;
 import com.oracle.svm.core.util.DuplicatedInNativeCode;
+import com.oracle.svm.core.util.VMError;
 
 import jdk.vm.ci.code.InstalledCode;
 
@@ -246,6 +248,11 @@ interface CodeInfoImpl extends CodeInfo {
     @RawField
     Word getGCData();
 
+    @RawFieldOffset
+    static int offsetOfGCData() {
+        throw VMError.unimplemented(); // replaced
+    }
+
     @RawField
     void setAllObjectsAreInImageHeap(boolean value);
 
diff --git a/substratevm/src/com.oracle.svm.hosted/src/com/oracle/svm/hosted/c/info/InfoTreeBuilder.java b/substratevm/src/com.oracle.svm.hosted/src/com/oracle/svm/hosted/c/info/InfoTreeBuilder.java
index bb7e15918987..acb16605dc86 100644
--- a/substratevm/src/com.oracle.svm.hosted/src/com/oracle/svm/hosted/c/info/InfoTreeBuilder.java
+++ b/substratevm/src/com.oracle.svm.hosted/src/com/oracle/svm/hosted/c/info/InfoTreeBuilder.java
@@ -59,6 +59,7 @@
 import com.oracle.graal.pointsto.meta.AnalysisMethod;
 import com.oracle.graal.pointsto.util.GraalAccess;
 import com.oracle.svm.core.c.struct.PinnedObjectField;
+import com.oracle.svm.core.util.VMError;
 import com.oracle.svm.hosted.c.BuiltinDirectives;
 import com.oracle.svm.hosted.c.NativeCodeContext;
 import com.oracle.svm.hosted.c.NativeLibraries;
@@ -345,12 +346,40 @@ private void createRawStructInfo(ResolvedJavaType type) {
             StructFieldInfo fieldInfo = new StructFieldInfo(entry.getKey(), elementKind(entry.getValue()));
             fieldInfo.adoptChildren(entry.getValue());
             structInfo.adoptChild(fieldInfo);
+            verifyRawStructFieldAccessors(fieldInfo);
         }
 
         nativeCodeInfo.adoptChild(structInfo);
         nativeLibs.registerElementInfo(type, structInfo);
     }
 
+    private void verifyRawStructFieldAccessors(StructFieldInfo fieldInfo) {
+        boolean hasGetter = false;
+        boolean hasSetter = false;
+        for (ElementInfo child : fieldInfo.getChildren()) {
+            if (child instanceof AccessorInfo) {
+                AccessorKind kind = ((AccessorInfo) child).getAccessorKind();
+                if (kind == AccessorKind.GETTER) {
+                    hasGetter = true;
+                } else if (kind == AccessorKind.SETTER) {
+                    hasSetter = true;
+                } else if (kind == AccessorKind.ADDRESS || kind == AccessorKind.OFFSET) {
+                    hasGetter = true;
+                    hasSetter = true;
+                } else {
+                    throw VMError.shouldNotReachHere("Unexpected accessor kind: " + kind);
+                }
+            }
+        }
+
+        if (!hasSetter) {
+            nativeLibs.addError(String.format("%s.%s does not have a setter. @RawStructure fields need both a getter and a setter.", fieldInfo.getParent().getName(), fieldInfo.getName()));
+        }
+        if (!hasGetter) {
+            nativeLibs.addError(String.format("%s.%s does not have a getter. @RawStructure fields need both a getter and a setter.", fieldInfo.getParent().getName(), fieldInfo.getName()));
+        }
+    }
+
     private boolean hasLocationIdentityParameter(ResolvedJavaMethod method) {
         int parameterCount = getParameterCount(method);
         if (parameterCount == 0) {