3 files changed, 5 insertions, 4 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index 7c2c5282f2..b9a42f4718 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -164,7 +164,7 @@ MachineBasicBlock *TargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI,
 // SelectionDAGISel code
 //===----------------------------------------------------------------------===//
 
-SelectionDAGISel::SelectionDAGISel(TargetMachine &tm, CodeGenOpt::Level OL) :
+SelectionDAGISel::SelectionDAGISel(const TargetMachine &tm, CodeGenOpt::Level OL) :
   MachineFunctionPass(&ID), TM(tm), TLI(*tm.getTargetLowering()),
   FuncInfo(new FunctionLoweringInfo(TLI)),
   CurDAG(new SelectionDAG(tm, *FuncInfo)),
diff --git a/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index 5c3992ea06..33c8d1a36f 100644
--- a/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -480,7 +480,8 @@ static void InitCmpLibcallCCs(ISD::CondCode *CCs) {
 }
 
 /// NOTE: The constructor takes ownership of TLOF.
-TargetLowering::TargetLowering(TargetMachine &tm,TargetLoweringObjectFile *tlof)
+TargetLowering::TargetLowering(const TargetMachine &tm,
+                               const TargetLoweringObjectFile *tlof)
   : TM(tm), TD(TM.getTargetData()), TLOF(*tlof) {
   // All operations default to being supported.
   memset(OpActions, 0, sizeof(OpActions));
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp
index 1ecf2d003a..894436c558 100644
--- a/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -397,7 +397,7 @@ PPCTargetLowering::PPCTargetLowering(PPCTargetMachine &TM)
 /// getByValTypeAlignment - Return the desired alignment for ByVal aggregate
 /// function arguments in the caller parameter area.
 unsigned PPCTargetLowering::getByValTypeAlignment(const Type *Ty) const {
-  TargetMachine &TM = getTargetMachine();
+  const TargetMachine &TM = getTargetMachine();
   // Darwin passes everything on 4 byte boundary.
   if (TM.getSubtarget<PPCSubtarget>().isDarwin())
     return 4;
@@ -5039,7 +5039,7 @@ PPCTargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI,
 
 SDValue PPCTargetLowering::PerformDAGCombine(SDNode *N,
                                              DAGCombinerInfo &DCI) const {
-  TargetMachine &TM = getTargetMachine();
+  const TargetMachine &TM = getTargetMachine();
   SelectionDAG &DAG = DCI.DAG;
   DebugLoc dl = N->getDebugLoc();
   switch (N->getOpcode()) {