From a2f8d7c5e22b510965327383410bd576f7cf28e7 Mon Sep 17 00:00:00 2001
From: Richard-Qin-X <richard.qin.001@gmail.com>
Date: Thu, 13 Aug 2026 04:17:52 +0800
Subject: [CodeGen] Split machine liveness components

---
 backend/include/rcc/CodeGen/LivePhysRegs.h | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 backend/include/rcc/CodeGen/LivePhysRegs.h

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

diff --git a/backend/include/rcc/CodeGen/LivePhysRegs.h b/backend/include/rcc/CodeGen/LivePhysRegs.h
new file mode 100644
index 0000000..3d4b7ef
--- /dev/null
+++ b/backend/include/rcc/CodeGen/LivePhysRegs.h
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#ifndef RCC_CODEGEN_LIVEPHYSREGS_H
+#define RCC_CODEGEN_LIVEPHYSREGS_H
+
+#include "rcc/CodeGen/LiveVariables.h"
+#include "rcc/Support/Error.h"
+
+#include <span>
+
+namespace rcc {
+
+class MachineBasicBlock;
+class TargetDescription;
+
+[[nodiscard]] Expected<bool>
+repairPostRAMachineBlockLiveness(std::span<MachineBasicBlock *const> Blocks,
+                                 const TargetDescription &Target,
+                                 const LiveVariablesAnalysis::Result &Liveness);
+
+} // namespace rcc
+
+#endif // RCC_CODEGEN_LIVEPHYSREGS_H
-- 
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