constify a method argument.

llvm-svn: 94612

7 files changed, 19 insertions, 16 deletions

diff --git a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
index ba9e044afc3..dec8a69be00 100644
--- a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
+++ b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
@@ -803,10 +803,10 @@ ARMBaseRegisterInfo::getFrameRegister(const MachineFunction &MF) const {
 }
 
 int
-ARMBaseRegisterInfo::getFrameIndexReference(MachineFunction &MF, int FI,
+ARMBaseRegisterInfo::getFrameIndexReference(const MachineFunction &MF, int FI,
                                             unsigned &FrameReg) const {
   const MachineFrameInfo *MFI = MF.getFrameInfo();
-  ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>();
+  const ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>();
   int Offset = MFI->getObjectOffset(FI) + MFI->getStackSize();
   bool isFixed = MFI->isFixedObjectIndex(FI);
 
@@ -845,7 +845,8 @@ ARMBaseRegisterInfo::getFrameIndexReference(MachineFunction &MF, int FI,
 
 
 int
-ARMBaseRegisterInfo::getFrameIndexOffset(MachineFunction &MF, int FI) const {
+ARMBaseRegisterInfo::getFrameIndexOffset(const MachineFunction &MF,
+                                         int FI) const {
   unsigned FrameReg;
   return getFrameIndexReference(MF, FI, FrameReg);
 }
diff --git a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.h b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.h
index f5ca25c1e30..33ba21dcb8f 100644
--- a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.h
+++ b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.h
@@ -107,9 +107,9 @@ public:
   // Debug information queries.
   unsigned getRARegister() const;
   unsigned getFrameRegister(const MachineFunction &MF) const;
-  int getFrameIndexReference(MachineFunction &MF, int FI,
+  int getFrameIndexReference(const MachineFunction &MF, int FI,
                              unsigned &FrameReg) const;
-  int getFrameIndexOffset(MachineFunction &MF, int FI) const;
+  int getFrameIndexOffset(const MachineFunction &MF, int FI) const;
 
   // Exception handling queries.
   unsigned getEHExceptionRegister() const;
diff --git a/llvm/lib/Target/SystemZ/SystemZRegisterInfo.cpp b/llvm/lib/Target/SystemZ/SystemZRegisterInfo.cpp
index 1318195ad00..fe50c90f6e5 100644
--- a/llvm/lib/Target/SystemZ/SystemZRegisterInfo.cpp
+++ b/llvm/lib/Target/SystemZ/SystemZRegisterInfo.cpp
@@ -86,10 +86,11 @@ eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
   MBB.erase(I);
 }
 
-int SystemZRegisterInfo::getFrameIndexOffset(MachineFunction &MF, int FI) const {
+int SystemZRegisterInfo::getFrameIndexOffset(const MachineFunction &MF,
+                                             int FI) const {
   const TargetFrameInfo &TFI = *MF.getTarget().getFrameInfo();
-  MachineFrameInfo *MFI = MF.getFrameInfo();
-  SystemZMachineFunctionInfo *SystemZMFI =
+  const MachineFrameInfo *MFI = MF.getFrameInfo();
+  const SystemZMachineFunctionInfo *SystemZMFI =
     MF.getInfo<SystemZMachineFunctionInfo>();
   int Offset = MFI->getObjectOffset(FI) + MFI->getOffsetAdjustment();
   uint64_t StackSize = MFI->getStackSize();
diff --git a/llvm/lib/Target/SystemZ/SystemZRegisterInfo.h b/llvm/lib/Target/SystemZ/SystemZRegisterInfo.h
index 93f6aee9593..fabd4e804ca 100644
--- a/llvm/lib/Target/SystemZ/SystemZRegisterInfo.h
+++ b/llvm/lib/Target/SystemZ/SystemZRegisterInfo.h
@@ -49,7 +49,7 @@ struct SystemZRegisterInfo : public SystemZGenRegisterInfo {
   bool hasReservedCallFrame(MachineFunction &MF) const { return true; }
   bool hasFP(const MachineFunction &MF) const;
 
-  int getFrameIndexOffset(MachineFunction &MF, int FI) const;
+  int getFrameIndexOffset(const MachineFunction &MF, int FI) const;
 
   void eliminateCallFramePseudoInstr(MachineFunction &MF,
                                      MachineBasicBlock &MBB,
diff --git a/llvm/lib/Target/TargetRegisterInfo.cpp b/llvm/lib/Target/TargetRegisterInfo.cpp
index fac67e2e1aa..52983ffe093 100644
--- a/llvm/lib/Target/TargetRegisterInfo.cpp
+++ b/llvm/lib/Target/TargetRegisterInfo.cpp
@@ -86,9 +86,10 @@ BitVector TargetRegisterInfo::getAllocatableSet(const MachineFunction &MF,
 /// getFrameIndexOffset - Returns the displacement from the frame register to
 /// the stack frame of the specified index. This is the default implementation
 /// which is overridden for some targets.
-int TargetRegisterInfo::getFrameIndexOffset(MachineFunction &MF, int FI) const {
+int TargetRegisterInfo::getFrameIndexOffset(const MachineFunction &MF,
+                                            int FI) const {
   const TargetFrameInfo &TFI = *MF.getTarget().getFrameInfo();
-  MachineFrameInfo *MFI = MF.getFrameInfo();
+  const MachineFrameInfo *MFI = MF.getFrameInfo();
   return MFI->getObjectOffset(FI) + MFI->getStackSize() -
     TFI.getOffsetOfLocalArea() + MFI->getOffsetAdjustment();
 }
@@ -96,7 +97,7 @@ int TargetRegisterInfo::getFrameIndexOffset(MachineFunction &MF, int FI) const {
 /// getInitialFrameState - Returns a list of machine moves that are assumed
 /// on entry to a function.
 void
-TargetRegisterInfo::getInitialFrameState(std::vector<MachineMove> &Moves) const {
+TargetRegisterInfo::getInitialFrameState(std::vector<MachineMove> &Moves) const{
   // Default is to do nothing.
 }
 
diff --git a/llvm/lib/Target/X86/X86RegisterInfo.cpp b/llvm/lib/Target/X86/X86RegisterInfo.cpp
index f959a2db8b8..e32891de7f0 100644
--- a/llvm/lib/Target/X86/X86RegisterInfo.cpp
+++ b/llvm/lib/Target/X86/X86RegisterInfo.cpp
@@ -473,9 +473,9 @@ bool X86RegisterInfo::hasReservedSpillSlot(MachineFunction &MF, unsigned Reg,
 }
 
 int
-X86RegisterInfo::getFrameIndexOffset(MachineFunction &MF, int FI) const {
+X86RegisterInfo::getFrameIndexOffset(const MachineFunction &MF, int FI) const {
   const TargetFrameInfo &TFI = *MF.getTarget().getFrameInfo();
-  MachineFrameInfo *MFI = MF.getFrameInfo();
+  const MachineFrameInfo *MFI = MF.getFrameInfo();
   int Offset = MFI->getObjectOffset(FI) - TFI.getOffsetOfLocalArea();
   uint64_t StackSize = MFI->getStackSize();
 
@@ -498,7 +498,7 @@ X86RegisterInfo::getFrameIndexOffset(MachineFunction &MF, int FI) const {
     Offset += SlotSize;
 
     // Skip the RETADDR move area
-    X86MachineFunctionInfo *X86FI = MF.getInfo<X86MachineFunctionInfo>();
+    const X86MachineFunctionInfo *X86FI = MF.getInfo<X86MachineFunctionInfo>();
     int TailCallReturnAddrDelta = X86FI->getTCReturnAddrDelta();
     if (TailCallReturnAddrDelta < 0)
       Offset -= TailCallReturnAddrDelta;
diff --git a/llvm/lib/Target/X86/X86RegisterInfo.h b/llvm/lib/Target/X86/X86RegisterInfo.h
index dec3fbaf974..8fb5e9258be 100644
--- a/llvm/lib/Target/X86/X86RegisterInfo.h
+++ b/llvm/lib/Target/X86/X86RegisterInfo.h
@@ -156,7 +156,7 @@ public:
   // Debug information queries.
   unsigned getRARegister() const;
   unsigned getFrameRegister(const MachineFunction &MF) const;
-  int getFrameIndexOffset(MachineFunction &MF, int FI) const;
+  int getFrameIndexOffset(const MachineFunction &MF, int FI) const;
   void getInitialFrameState(std::vector<MachineMove> &Moves) const;
 
   // Exception handling queries.