PPC: Fix missing const on TargetInstrInfo's subtarget reference

[arsenm]

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[arsenm]

• PPC: Fix missing const on TargetInstrInfo's subtarget reference #157201 👈 (View in Graphite)
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[llvmbot]

@llvm/pr-subscribers-backend-powerpc

Author: Matt Arsenault (arsenm)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/157201.diff

2 Files Affected:

• (modified) llvm/lib/Target/PowerPC/PPCInstrInfo.cpp (+1-1)
• (modified) llvm/lib/Target/PowerPC/PPCInstrInfo.h (+2-2)

diff --git a/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp b/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp
index 7cb7e05b55ca0..ffd63947e584d 100644
--- a/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp
+++ b/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp
@@ -88,7 +88,7 @@ static cl::opt<bool> EnableFMARegPressureReduction(
 // Pin the vtable to this file.
 void PPCInstrInfo::anchor() {}
 
-PPCInstrInfo::PPCInstrInfo(PPCSubtarget &STI)
+PPCInstrInfo::PPCInstrInfo(const PPCSubtarget &STI)
     : PPCGenInstrInfo(PPC::ADJCALLSTACKDOWN, PPC::ADJCALLSTACKUP,
                       /* CatchRetOpcode */ -1,
                       STI.isPPC64() ? PPC::BLR8 : PPC::BLR),
diff --git a/llvm/lib/Target/PowerPC/PPCInstrInfo.h b/llvm/lib/Target/PowerPC/PPCInstrInfo.h
index 7931a9e3ae131..63ebd65910572 100644
--- a/llvm/lib/Target/PowerPC/PPCInstrInfo.h
+++ b/llvm/lib/Target/PowerPC/PPCInstrInfo.h
@@ -279,7 +279,7 @@ enum PPCMachineCombinerPattern : unsigned {
 
 class PPCSubtarget;
 class PPCInstrInfo : public PPCGenInstrInfo {
-  PPCSubtarget &Subtarget;
+  const PPCSubtarget &Subtarget;
   const PPCRegisterInfo RI;
   const unsigned StoreSpillOpcodesArray[4][SOK_LastOpcodeSpill] =
       StoreOpcodesForSpill;
@@ -369,7 +369,7 @@ class PPCInstrInfo : public PPCGenInstrInfo {
                                        unsigned OpIdx2) const override;
 
 public:
-  explicit PPCInstrInfo(PPCSubtarget &STI);
+  explicit PPCInstrInfo(const PPCSubtarget &STI);
 
   bool isLoadFromConstantPool(MachineInstr *I) const;
   const Constant *getConstantFromConstantPool(MachineInstr *I) const;