From cd30fb546e389d1fb78ce8e579b3dba3a8fdb52a Mon Sep 17 00:00:00 2001
From: Richard-Qin-X <richard.qin.001@gmail.com>
Date: Thu, 13 Aug 2026 21:11:10 +0800
Subject: [CodeGen] Match LLVM machine copy propagation

---
 backend/include/rcc/Target/RISCV/RISCVPipeline.h | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'backend/include/rcc/Target')

diff --git a/backend/include/rcc/Target/RISCV/RISCVPipeline.h b/backend/include/rcc/Target/RISCV/RISCVPipeline.h
index 8b27032..267c497 100644
--- a/backend/include/rcc/Target/RISCV/RISCVPipeline.h
+++ b/backend/include/rcc/Target/RISCV/RISCVPipeline.h
@@ -19,11 +19,17 @@ class TargetDescription;
 
 namespace riscv {
 
+struct RISCVPipelineOptions final {
+  bool UseTargetCopyInstructions = false;
+};
+
 [[nodiscard]] Expected<void> addCanonicalPipeline(MachineFunctionPassManager &Pipeline,
                                                   const MachineFunction &Function,
-                                                  const RISCVSubtarget &Subtarget);
+                                                  const RISCVSubtarget &Subtarget,
+                                                  RISCVPipelineOptions Options = {});
 [[nodiscard]] Expected<std::unique_ptr<MachineFunctionPass>>
-createCanonicalPipelinePass(std::string_view Name, const RISCVSubtarget &Subtarget);
+createCanonicalPipelinePass(std::string_view Name, const RISCVSubtarget &Subtarget,
+                            RISCVPipelineOptions Options = {});
 [[nodiscard]] Expected<std::vector<std::string>>
 canonicalPipelinePassNames(const MachineFunction &Function, const RISCVSubtarget &Subtarget);
 } // namespace riscv
-- 
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