diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index deef95e1c..ef1939071 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1044,7 +1044,6 @@ set (PCH_SOURCES
 	scripting/thingdef_data.cpp
 	scripting/thingdef_properties.cpp
 	scripting/backend/codegen.cpp
-	scripting/backend/dynarrays.cpp
 	scripting/backend/vmbuilder.cpp
 	scripting/decorate/olddecorations.cpp
 	scripting/decorate/thingdef_exp.cpp
@@ -1151,6 +1150,7 @@ set (PCH_SOURCES
 	common/objects/dobjgc.cpp
 	common/objects/dobjtype.cpp
 	common/scripting/core/dictionary.cpp
+	common/scripting/core/dynarrays.cpp
 	common/scripting/core/symbols.cpp
 	common/scripting/core/types.cpp
 	common/scripting/core/scopebarrier.cpp
diff --git a/src/scripting/backend/dynarrays.cpp b/src/common/scripting/core/dynarrays.cpp
similarity index 100%
rename from src/scripting/backend/dynarrays.cpp
rename to src/common/scripting/core/dynarrays.cpp
diff --git a/src/scripting/backend/codegen.cpp b/src/scripting/backend/codegen.cpp
index 86316c724..fb15b6060 100644
--- a/src/scripting/backend/codegen.cpp
+++ b/src/scripting/backend/codegen.cpp
@@ -7726,6 +7726,52 @@ static bool CheckArgSize(FName fname, FArgumentList &args, int min, int max, FSc
 	return true;
 }
 
+//==========================================================================
+//
+// FindClassMemberFunction
+//
+// Looks for a name in a class's symbol table and outputs appropriate messages
+//
+//==========================================================================
+
+PFunction* FindClassMemberFunction(PContainerType* selfcls, PContainerType* funccls, FName name, FScriptPosition& sc, bool* error, const VersionInfo& version, bool nodeprecated)
+{
+	// Skip ACS_NamedExecuteWithResult. Anything calling this should use the builtin instead.
+	if (name == NAME_ACS_NamedExecuteWithResult) return nullptr;
+
+	PSymbolTable* symtable;
+	auto symbol = selfcls->Symbols.FindSymbolInTable(name, symtable);
+	auto funcsym = dyn_cast<PFunction>(symbol);
+
+	if (symbol != nullptr)
+	{
+		auto cls_ctx = PType::toClass(funccls);
+		auto cls_target = funcsym ? PType::toClass(funcsym->OwningClass) : nullptr;
+		if (funcsym == nullptr)
+		{
+			if (PClass::FindClass(name)) return nullptr;	// Special case when a class's member variable hides a global class name. This should still work.
+			sc.Message(MSG_ERROR, "%s is not a member function of %s", name.GetChars(), selfcls->TypeName.GetChars());
+		}
+		else if ((funcsym->Variants[0].Flags & VARF_Private) && symtable != &funccls->Symbols)
+		{
+			// private access is only allowed if the symbol table belongs to the class in which the current function is being defined.
+			sc.Message(MSG_ERROR, "%s is declared private and not accessible", symbol->SymbolName.GetChars());
+		}
+		else if ((funcsym->Variants[0].Flags & VARF_Protected) && symtable != &funccls->Symbols && (!cls_ctx || !cls_target || !cls_ctx->Descriptor->IsDescendantOf(cls_target->Descriptor)))
+		{
+			sc.Message(MSG_ERROR, "%s is declared protected and not accessible", symbol->SymbolName.GetChars());
+		}
+		// ZScript will skip this because it prints its own message.
+		else if ((funcsym->Variants[0].Flags & VARF_Deprecated) && funcsym->mVersion <= version && !nodeprecated)
+		{
+			sc.Message(MSG_WARNING, "Call to deprecated function %s", symbol->SymbolName.GetChars());
+		}
+	}
+	// return nullptr if the name cannot be found in the symbol table so that the calling code can do other checks.
+	return funcsym;
+}
+
+
 //==========================================================================
 //
 //
diff --git a/src/scripting/thingdef.cpp b/src/scripting/thingdef.cpp
index 7eaa78c7d..d3de454a4 100644
--- a/src/scripting/thingdef.cpp
+++ b/src/scripting/thingdef.cpp
@@ -229,51 +229,6 @@ PFunction *CreateAnonymousFunction(PContainerType *containingclass, PType *retur
 	return sym;
 }
 
-//==========================================================================
-//
-// FindClassMemberFunction
-//
-// Looks for a name in a class's symbol table and outputs appropriate messages
-//
-//==========================================================================
-
-PFunction *FindClassMemberFunction(PContainerType *selfcls, PContainerType *funccls, FName name, FScriptPosition &sc, bool *error, const VersionInfo &version, bool nodeprecated)
-{
-	// Skip ACS_NamedExecuteWithResult. Anything calling this should use the builtin instead.
-	if (name == NAME_ACS_NamedExecuteWithResult) return nullptr;
-
-	PSymbolTable *symtable;
-	auto symbol = selfcls->Symbols.FindSymbolInTable(name, symtable);
-	auto funcsym = dyn_cast<PFunction>(symbol);
-
-	if (symbol != nullptr)
-	{
-		auto cls_ctx = PType::toClass(funccls);
-		auto cls_target = funcsym ? PType::toClass(funcsym->OwningClass) : nullptr;
-		if (funcsym == nullptr)
-		{
-			if (PClass::FindClass(name)) return nullptr;	// Special case when a class's member variable hides a global class name. This should still work.
-			sc.Message(MSG_ERROR, "%s is not a member function of %s", name.GetChars(), selfcls->TypeName.GetChars());
-		}
-		else if ((funcsym->Variants[0].Flags & VARF_Private) && symtable != &funccls->Symbols)
-		{
-			// private access is only allowed if the symbol table belongs to the class in which the current function is being defined.
-			sc.Message(MSG_ERROR, "%s is declared private and not accessible", symbol->SymbolName.GetChars());
-		}
-		else if ((funcsym->Variants[0].Flags & VARF_Protected) && symtable != &funccls->Symbols && (!cls_ctx || !cls_target || !cls_ctx->Descriptor->IsDescendantOf(cls_target->Descriptor)))
-		{
-			sc.Message(MSG_ERROR, "%s is declared protected and not accessible", symbol->SymbolName.GetChars());
-		}
-		// ZScript will skip this because it prints its own message.
-		else if ((funcsym->Variants[0].Flags & VARF_Deprecated) && funcsym->mVersion <= version && !nodeprecated)
-		{
-			sc.Message(MSG_WARNING, "Call to deprecated function %s", symbol->SymbolName.GetChars());
-		}
-	}
-	// return nullptr if the name cannot be found in the symbol table so that the calling code can do other checks.
-	return funcsym;
-}
-
 //==========================================================================
 //
 // CreateDamageFunction