[llvm] 7cf26e0 - [AArch64] Fix -Wunused-function of getLivePhysRegsUpTo in AArch64FrameLowering.cpp (NFC)

[Jie Fu via llvm-commits]

Author: Jie Fu
Date: 2023-11-23T09:06:48+08:00
New Revision: 7cf26e0c6decf0ca90ad0780057ffe82fe83816f

URL: https://github.com/llvm/llvm-project/commit/7cf26e0c6decf0ca90ad0780057ffe82fe83816f
DIFF: https://github.com/llvm/llvm-project/commit/7cf26e0c6decf0ca90ad0780057ffe82fe83816f.diff

LOG: [AArch64] Fix -Wunused-function of getLivePhysRegsUpTo in AArch64FrameLowering.cpp (NFC)

/llvm-project/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp:1428:13: error: unused function 'getLivePhysRegsUpTo' [-Werror,-Wunused-function]
static void getLivePhysRegsUpTo(MachineInstr &MI, const TargetRegisterInfo &TRI,
            ^
1 error generated.

Added: 
    

Modified: 
    llvm/lib/Target/AArch64/AArch64FrameLowering.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp b/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp
index fe408dfb5a7e258..fd47970bd050596 100644
--- a/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp
+++ b/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp
@@ -1423,6 +1423,7 @@ static void emitDefineCFAWithFP(MachineFunction &MF, MachineBasicBlock &MBB,
       .setMIFlags(MachineInstr::FrameSetup);
 }
 
+#ifndef NDEBUG
 /// Collect live registers from the end of \p MI's parent up to (including) \p
 /// MI in \p LiveRegs.
 static void getLivePhysRegsUpTo(MachineInstr &MI, const TargetRegisterInfo &TRI,
@@ -1434,6 +1435,7 @@ static void getLivePhysRegsUpTo(MachineInstr &MI, const TargetRegisterInfo &TRI,
        reverse(make_range(MI.getIterator(), MBB.instr_end())))
     LiveRegs.stepBackward(MI);
 }
+#endif
 
 void AArch64FrameLowering::emitPrologue(MachineFunction &MF,
                                         MachineBasicBlock &MBB) const {