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/CodeGen/MachineOptimizationPipeline.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

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

diff --git a/backend/include/rcc/CodeGen/MachineOptimizationPipeline.h b/backend/include/rcc/CodeGen/MachineOptimizationPipeline.h
index 51b4ed2..911cb86 100644
--- a/backend/include/rcc/CodeGen/MachineOptimizationPipeline.h
+++ b/backend/include/rcc/CodeGen/MachineOptimizationPipeline.h
@@ -23,6 +23,10 @@ struct MachineOptimizationPipelineTargetInfo final {
   const TargetSchedulingModel &SchedulingModel;
 };
 
+struct MachineOptimizationPipelineOptions final {
+  bool UseTargetCopyInstructions = false;
+};
+
 [[nodiscard]] Expected<void>
 registerMachineOptimizationAnalyses(MachineFunctionAnalysisManager &Analyses);
 
@@ -35,7 +39,8 @@ addSelectedSSAOptimizationPipeline(MachineFunctionPassManager &Pipeline,
 
 [[nodiscard]] Expected<void>
 addPostRegisterAllocationPipeline(MachineFunctionPassManager &Pipeline,
-                                  const MachineOptimizationPipelineTargetInfo &TargetInfo);
+                                  const MachineOptimizationPipelineTargetInfo &TargetInfo,
+                                  MachineOptimizationPipelineOptions Options = {});
 
 } // namespace rcc
 
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