Make structs GC objects

1 files changed, 7 insertions, 6 deletions

diff --git a/src/main/java/org/shedlang/compiler/patio/PatioCodeGenStructs.java b/src/main/java/org/shedlang/compiler/patio/PatioCodeGenStructs.java
index 67461ff6..36274023 100644
--- a/src/main/java/org/shedlang/compiler/patio/PatioCodeGenStructs.java
+++ b/src/main/java/org/shedlang/compiler/patio/PatioCodeGenStructs.java
@@ -166,9 +166,9 @@ public class PatioCodeGenStructs {
     }
 
     private static PatioDataLayout unknownStructDataLayout() {
-        return PatioDataLayouts.struct(List.of(
+        return PatioCodeGenGc.gcObjectDataLayout(PatioDataLayouts.struct(List.of(
             PatioDataLayouts.INT
-        ));
+        )));
     }
 
     private static PatioDataLayout structDataLayout(
@@ -177,18 +177,19 @@ public class PatioCodeGenStructs {
     ) {
         var structTypeInfo = context.structTypeInfo(type);
 
-        return PatioDataLayouts.struct(List.of(
+        return PatioCodeGenGc.gcObjectDataLayout(PatioDataLayouts.struct(List.of(
             PatioDataLayouts.INT,
             PatioDataLayouts.struct(Lists.repeat(
                 PatioDataLayouts.INT,
                 structTypeInfo.fieldCount()
             ))
-        ));
+        )));
     }
 
-    private static final List<Integer> TAG_OFFSET = List.of(0);
+    private static final List<Integer> TAG_OFFSET
+        = PatioCodeGenGc.gcObjectOffset(List.of(0));
 
     private static List<Integer> fieldOffset(int fieldIndex) {
-        return List.of(1, fieldIndex);
+        return PatioCodeGenGc.gcObjectOffset(List.of(1, fieldIndex));
     }
 }