[llvm] 94fc76a - [ARM] Remove unnecessary casts (NFC) (#148391)

[via llvm-commits]

Author: Kazu Hirata
Date: 2025-07-12T15:46:04-07:00
New Revision: 94fc76a360575fd32011792fd07482fbfbd3983b

URL: https://github.com/llvm/llvm-project/commit/94fc76a360575fd32011792fd07482fbfbd3983b
DIFF: https://github.com/llvm/llvm-project/commit/94fc76a360575fd32011792fd07482fbfbd3983b.diff

LOG: [ARM] Remove unnecessary casts (NFC) (#148391)

getRegisterInfo() already returns const ARMBaseRegisterInfo *.

Likewise, getInstrInfo() already returns const ARMBaseInstrInfo *.

Added: 
    

Modified: 
    llvm/lib/Target/ARM/ARMFastISel.cpp
    llvm/lib/Target/ARM/ARMLowOverheadLoops.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/ARM/ARMFastISel.cpp b/llvm/lib/Target/ARM/ARMFastISel.cpp
index 06499a3945ee5..edf68d3c9a715 100644
--- a/llvm/lib/Target/ARM/ARMFastISel.cpp
+++ b/llvm/lib/Target/ARM/ARMFastISel.cpp
@@ -2562,8 +2562,7 @@ bool ARMFastISel::SelectIntrinsicCall(const IntrinsicInst &I) {
     const TargetRegisterClass *RC = isThumb2 ? &ARM::tGPRRegClass
                                              : &ARM::GPRRegClass;
 
-    const ARMBaseRegisterInfo *RegInfo =
-        static_cast<const ARMBaseRegisterInfo *>(Subtarget->getRegisterInfo());
+    const ARMBaseRegisterInfo *RegInfo = Subtarget->getRegisterInfo();
     Register FramePtr = RegInfo->getFrameRegister(*(FuncInfo.MF));
     Register SrcReg = FramePtr;
 

diff  --git a/llvm/lib/Target/ARM/ARMLowOverheadLoops.cpp b/llvm/lib/Target/ARM/ARMLowOverheadLoops.cpp
index 06f362b26744f..b84f685f214c7 100644
--- a/llvm/lib/Target/ARM/ARMLowOverheadLoops.cpp
+++ b/llvm/lib/Target/ARM/ARMLowOverheadLoops.cpp
@@ -1293,7 +1293,7 @@ bool ARMLowOverheadLoops::runOnMachineFunction(MachineFunction &mf) {
   RDA = &getAnalysis<ReachingDefAnalysis>();
   MF->getProperties().setTracksLiveness();
   MRI = &MF->getRegInfo();
-  TII = static_cast<const ARMBaseInstrInfo*>(ST.getInstrInfo());
+  TII = ST.getInstrInfo();
   TRI = ST.getRegisterInfo();
   BBUtils = std::make_unique<ARMBasicBlockUtils>(*MF);
   BBUtils->computeAllBlockSizes();