From 787f3a7a20958bfa6f231abccc617f4d8de25c4d Mon Sep 17 00:00:00 2001
From: Richard-Qin-X <richard.qin.001@gmail.com>
Date: Sat, 1 Aug 2026 17:36:40 +0800
Subject: [CodeGen] Add MIR function and block attributes

---
 backend/include/rcc/CodeGen/MachineBasicBlock.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

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

diff --git a/backend/include/rcc/CodeGen/MachineBasicBlock.h b/backend/include/rcc/CodeGen/MachineBasicBlock.h
index ba59160..d82477a 100644
--- a/backend/include/rcc/CodeGen/MachineBasicBlock.h
+++ b/backend/include/rcc/CodeGen/MachineBasicBlock.h
@@ -3,6 +3,7 @@
 #ifndef RCC_CODEGEN_MACHINEBASICBLOCK_H
 #define RCC_CODEGEN_MACHINEBASICBLOCK_H
 
+#include "rcc/CodeGen/MachineBasicBlockAttributes.h"
 #include "rcc/CodeGen/MachineIRTypes.h"
 #include "rcc/CodeGen/Register.h"
 #include "rcc/CodeGen/StableID.h"
@@ -124,6 +125,14 @@ public:
     return LayoutIndex;
   }
 
+  [[nodiscard]] MachineBasicBlockAttributes &attributes() noexcept {
+    return Attributes;
+  }
+
+  [[nodiscard]] const MachineBasicBlockAttributes &attributes() const noexcept {
+    return Attributes;
+  }
+
 private:
   MachineBasicBlock(MachineFunction &OwnerFunction, MachineBlockStableID StableID)
       : OwnerFunction(&OwnerFunction), StableID(StableID) {}
@@ -138,6 +147,7 @@ private:
   std::vector<MachineBasicBlock *> Predecessors;
   std::vector<MachineSuccessor> Successors;
   std::vector<MachineBasicBlockLiveIn> LiveIns;
+  MachineBasicBlockAttributes Attributes;
   std::optional<std::uint32_t> DenseNumber;
   std::optional<std::uint32_t> LayoutIndex;
 
-- 
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