From 95b02926670d1caaa818f917b7f1c522bb56c2b2 Mon Sep 17 00:00:00 2001
From: Roland Conybeare <rconybeare@gmail.com>
Date: Mon, 16 Feb 2026 00:48:00 -0500
Subject: [PATCH] xo-expression2 stack: expand MemorySizeInfo w/ per-type
 detail

---
 include/xo/expression2/GlobalSymtab.hpp         | 13 +++++++++++++
 src/expression2/expression2_register_facets.cpp | 16 ++++++++++++----
 2 files changed, 25 insertions(+), 4 deletions(-)
 create mode 100644 include/xo/expression2/GlobalSymtab.hpp

diff --git a/include/xo/expression2/GlobalSymtab.hpp b/include/xo/expression2/GlobalSymtab.hpp
new file mode 100644
index 00000000..0c0dabf4
--- /dev/null
+++ b/include/xo/expression2/GlobalSymtab.hpp
@@ -0,0 +1,13 @@
+/** @file GlobalSymtab.hpp
+ *
+ *  @author Roland Conybeare, Feb 2026
+ **/
+
+#pragma once
+
+#include "DGlobalSymtab.hpp"
+//#include "symtab/ISymbolTable_DGlobalSymtab.hpp"
+//#include "symtab/IGCObject_DGlobalSymtab.hpp"
+//#include "symtab/IPrintable_DGlobalSymtab.hpp"
+
+/* end GlobalSymtab.hpp */
diff --git a/src/expression2/expression2_register_facets.cpp b/src/expression2/expression2_register_facets.cpp
index 16bfac2a..f14ceae6 100644
--- a/src/expression2/expression2_register_facets.cpp
+++ b/src/expression2/expression2_register_facets.cpp
@@ -26,6 +26,7 @@
 #include <xo/expression2/detail/IGCObject_DSequenceExpr.hpp>
 #include <xo/expression2/detail/IPrintable_DSequenceExpr.hpp>
 
+#include <xo/expression2/GlobalSymtab.hpp>
 #include <xo/expression2/LocalSymtab.hpp>
 
 #include <xo/gc/detail/AGCObject.hpp>
@@ -37,6 +38,7 @@ namespace xo {
     using xo::mm::AGCObject;
     using xo::print::APrintable;
     using xo::facet::FacetRegistry;
+    using xo::facet::TypeRegistry;
     using xo::facet::typeseq;
 
     namespace scm {
@@ -45,6 +47,8 @@ namespace xo {
         {
             scope log(XO_DEBUG(true));
 
+
+
             FacetRegistry::register_impl<AGCObject, DUniqueString>();
             FacetRegistry::register_impl<APrintable, DUniqueString>();
 
@@ -58,10 +62,6 @@ namespace xo {
             // +- IfElseExpr
             // \- SequenceExpr
 
-            // SymbolTable
-            // +- LocalSymtab
-            // \- GlobalSymtab
-
             FacetRegistry::register_impl<AExpression, DConstant>();
             FacetRegistry::register_impl<AGCObject, DConstant>();
             FacetRegistry::register_impl<APrintable, DConstant>();
@@ -94,10 +94,17 @@ namespace xo {
             FacetRegistry::register_impl<AGCObject, DSequenceExpr>();
             FacetRegistry::register_impl<APrintable, DSequenceExpr>();
 
+            // SymbolTable
+            // +- LocalSymtab
+            // \- GlobalSymtab
+
             FacetRegistry::register_impl<ASymbolTable, DLocalSymtab>();
             FacetRegistry::register_impl<AGCObject, DLocalSymtab>();
             FacetRegistry::register_impl<APrintable, DLocalSymtab>();
 
+            // until we register facets
+            TypeRegistry::register_type<DGlobalSymtab>();
+
             log && log(xtag("DUniqueString.tseq", typeseq::id<DUniqueString>()));
             log && log(xtag("DDefineExpr.tseq", typeseq::id<DDefineExpr>()));
             log && log(xtag("DVariable.tseq", typeseq::id<DVariable>()));
@@ -108,6 +115,7 @@ namespace xo {
             log && log(xtag("DIfElseExpr.tseq", typeseq::id<DIfElseExpr>()));
             log && log(xtag("DSequenceExpr.tseq", typeseq::id<DSequenceExpr>()));
 
+            log && log(xtag("DGlobalSymtab.tseq", typeseq::id<DGlobalSymtab>()));
             log && log(xtag("DLocalSymtab.tseq", typeseq::id<DLocalSymtab>()));
 
             log && log(xtag("AExpression.tseq", typeseq::id<AExpression>()));