From 379ff50dcc7ccf977379aee68fa9d10f69065d23 Mon Sep 17 00:00:00 2001
From: Richard-Qin-X <richard.qin.001@gmail.com>
Date: Sun, 9 Aug 2026 18:31:49 +0800
Subject: [MC] Implement RV64GC assembly emission

---
 backend/include/rcc/CodeGen/CompilationUnit.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'backend/include/rcc/CodeGen/CompilationUnit.h')

diff --git a/backend/include/rcc/CodeGen/CompilationUnit.h b/backend/include/rcc/CodeGen/CompilationUnit.h
index d798438..14fd86f 100644
--- a/backend/include/rcc/CodeGen/CompilationUnit.h
+++ b/backend/include/rcc/CodeGen/CompilationUnit.h
@@ -3,6 +3,7 @@
 #ifndef RCC_CODEGEN_COMPILATIONUNIT_H
 #define RCC_CODEGEN_COMPILATIONUNIT_H
 
+#include "rcc/CodeGen/GlobalObject.h"
 #include "rcc/CodeGen/StableID.h"
 #include "rcc/Support/Error.h"
 
@@ -28,6 +29,7 @@ public:
   ~CompilationUnit();
 
   [[nodiscard]] Expected<MachineFunction *> createMachineFunction(std::string Name);
+  [[nodiscard]] Expected<GlobalObjectDesc *> addGlobalObject(GlobalObjectDesc Object);
 
   [[nodiscard]] std::size_t functionCount() const noexcept {
     return Functions.size();
@@ -40,6 +42,15 @@ public:
   [[nodiscard]] MachineFunction *function(MachineFunctionStableID ID) noexcept;
   [[nodiscard]] const MachineFunction *function(MachineFunctionStableID ID) const noexcept;
 
+  [[nodiscard]] std::size_t globalObjectCount() const noexcept {
+    return GlobalObjects.size();
+  }
+
+  [[nodiscard]] GlobalObjectDesc *globalObjectAt(std::size_t Index) noexcept;
+  [[nodiscard]] const GlobalObjectDesc *globalObjectAt(std::size_t Index) const noexcept;
+  [[nodiscard]] GlobalObjectDesc *globalObject(std::string_view Name) noexcept;
+  [[nodiscard]] const GlobalObjectDesc *globalObject(std::string_view Name) const noexcept;
+
   [[nodiscard]] Expected<void> verify() const;
 
 private:
@@ -53,6 +64,8 @@ private:
 
   std::vector<std::unique_ptr<MachineFunction>> Functions;
   std::unordered_map<std::string, std::size_t, StringHash, std::equal_to<>> FunctionNameToIndex;
+  std::vector<std::unique_ptr<GlobalObjectDesc>> GlobalObjects;
+  std::unordered_map<std::string, std::size_t, StringHash, std::equal_to<>> GlobalNameToIndex;
   StableIDGenerator<MachineFunctionStableID> FunctionIDGenerator;
 };
 
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