From c9634fa9f529afbdf622a9cd96741bd09d14ef86 Mon Sep 17 00:00:00 2001
From: Richard-Qin-X <richard.qin.001@gmail.com>
Date: Sat, 1 Aug 2026 13:55:21 +0800
Subject: [CodeGen] Add MachineFrameInfo

Model stable frame indices, stack object kinds, tombstones, lifetimes, and frozen layouts. Validate owned frame references in the builder and verifier, and remap complete frame state during MachineFunction cloning.
---
 backend/include/rcc/CodeGen/MachineIRBuilder.h | 1 +
 1 file changed, 1 insertion(+)

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

diff --git a/backend/include/rcc/CodeGen/MachineIRBuilder.h b/backend/include/rcc/CodeGen/MachineIRBuilder.h
index 02e47ff..3bd8d67 100644
--- a/backend/include/rcc/CodeGen/MachineIRBuilder.h
+++ b/backend/include/rcc/CodeGen/MachineIRBuilder.h
@@ -96,6 +96,7 @@ private:
 
   [[nodiscard]] Expected<void> ensurePending() const;
   [[nodiscard]] Expected<void> validateInsertionPoint() const;
+  [[nodiscard]] Expected<void> validateFrameReference(FrameIndex Index) const;
   [[nodiscard]] Expected<void> validateOperandOwnership(const MachineOperand &Operand) const;
   [[nodiscard]] std::vector<MachineOperandTie> collectOperandTies() const;
   [[nodiscard]] Expected<void> appendRegister(Register Reg, RegisterOperandFlags Flags,
-- 
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