[llvm] [AArch64][NFC] Remove unused TRI member from class (PR #184363)

[via llvm-commits]

https://github.com/SiliconA-Z created https://github.com/llvm/llvm-project/pull/184363

I’ve removed the TRI member and its initialization, leaving only MRI and TII as the stored pointers.

>From 6692e7e2088725768a9c2cfcee9b4b99216bea03 Mon Sep 17 00:00:00 2001
From: SiliconA-Z <gfunni234 at gmail.com>
Date: Tue, 3 Mar 2026 10:36:28 -0500
Subject: [PATCH] [AArch64][NFC] Remove unused TRI member from class

---
 llvm/lib/Target/AArch64/AArch64DeadRegisterDefinitionsPass.cpp | 2 --
 1 file changed, 2 deletions(-)

diff --git a/llvm/lib/Target/AArch64/AArch64DeadRegisterDefinitionsPass.cpp b/llvm/lib/Target/AArch64/AArch64DeadRegisterDefinitionsPass.cpp
index 4ff49a627c794..be4e72818364c 100644
--- a/llvm/lib/Target/AArch64/AArch64DeadRegisterDefinitionsPass.cpp
+++ b/llvm/lib/Target/AArch64/AArch64DeadRegisterDefinitionsPass.cpp
@@ -33,7 +33,6 @@ STATISTIC(NumDeadDefsReplaced, "Number of dead definitions replaced");
 namespace {
 class AArch64DeadRegisterDefinitions : public MachineFunctionPass {
 private:
-  const TargetRegisterInfo *TRI;
   const MachineRegisterInfo *MRI;
   const TargetInstrInfo *TII;
   bool Changed;
@@ -187,7 +186,6 @@ bool AArch64DeadRegisterDefinitions::runOnMachineFunction(MachineFunction &MF) {
   if (skipFunction(MF.getFunction()))
     return false;
 
-  TRI = MF.getSubtarget().getRegisterInfo();
   TII = MF.getSubtarget().getInstrInfo();
   MRI = &MF.getRegInfo();
   LLVM_DEBUG(dbgs() << "***** AArch64DeadRegisterDefinitions *****\n");