De-constify pointers to Type since they can't be modified. NFC

[oota-llvm.git] / lib / Target / Mips / Mips16ISelDAGToDAG.cpp

diff --git a/lib/Target/Mips/Mips16ISelDAGToDAG.cpp b/lib/Target/Mips/Mips16ISelDAGToDAG.cpp
index 4e86a27e323c6c9aa688c860d381ddf9ea87d280..bce2c1eb448595b86b79c592016c9e30c7898a0c 100644 (file)
--- a/lib/Target/Mips/Mips16ISelDAGToDAG.cpp
+++ b/lib/Target/Mips/Mips16ISelDAGToDAG.cpp
@@ -37,7 +37,8 @@ using namespace llvm;
 #define DEBUG_TYPE "mips-isel"
 
 bool Mips16DAGToDAGISel::runOnMachineFunction(MachineFunction &MF) {
-  if (!Subtarget.inMips16Mode())
+  Subtarget = &static_cast<const MipsSubtarget &>(MF.getSubtarget());
+  if (!Subtarget->inMips16Mode())
     return false;
   return MipsDAGToDAGISel::runOnMachineFunction(MF);
 }
@@ -71,11 +72,10 @@ void Mips16DAGToDAGISel::initGlobalBaseReg(MachineFunction &MF) {
   MachineBasicBlock &MBB = MF.front();
   MachineBasicBlock::iterator I = MBB.begin();
   MachineRegisterInfo &RegInfo = MF.getRegInfo();
-  const TargetInstrInfo &TII = *MF.getTarget().getInstrInfo();
+  const TargetInstrInfo &TII = *Subtarget->getInstrInfo();
   DebugLoc DL = I != MBB.end() ? I->getDebugLoc() : DebugLoc();
   unsigned V0, V1, V2, GlobalBaseReg = MipsFI->getGlobalBaseReg();
-  const TargetRegisterClass *RC =
-    (const TargetRegisterClass*)&Mips::CPU16RegsRegClass;
+  const TargetRegisterClass *RC = &Mips::CPU16RegsRegClass;
 
   V0 = RegInfo.createVirtualRegister(RC);
   V1 = RegInfo.createVirtualRegister(RC);
@@ -102,7 +102,7 @@ void Mips16DAGToDAGISel::initMips16SPAliasReg(MachineFunction &MF) {
 
   MachineBasicBlock &MBB = MF.front();
   MachineBasicBlock::iterator I = MBB.begin();
-  const TargetInstrInfo &TII = *MF.getTarget().getInstrInfo();
+  const TargetInstrInfo &TII = *Subtarget->getInstrInfo();
   DebugLoc DL = I != MBB.end() ? I->getDebugLoc() : DebugLoc();
   unsigned Mips16SPAliasReg = MipsFI->getMips16SPAliasReg();
 
@@ -120,13 +120,13 @@ void Mips16DAGToDAGISel::processFunctionAfterISel(MachineFunction &MF) {
 SDValue Mips16DAGToDAGISel::getMips16SPAliasReg() {
   unsigned Mips16SPAliasReg =
     MF->getInfo<MipsFunctionInfo>()->getMips16SPAliasReg();
-  return CurDAG->getRegister(Mips16SPAliasReg,
-                             getTargetLowering()->getPointerTy());
+  auto PtrVT = getTargetLowering()->getPointerTy(CurDAG->getDataLayout());
+  return CurDAG->getRegister(Mips16SPAliasReg, PtrVT);
 }
 
 void Mips16DAGToDAGISel::getMips16SPRefReg(SDNode *Parent, SDValue &AliasReg) {
-  SDValue AliasFPReg = CurDAG->getRegister(Mips::S0,
-                                           getTargetLowering()->getPointerTy());
+  auto PtrVT = getTargetLowering()->getPointerTy(CurDAG->getDataLayout());
+  SDValue AliasFPReg = CurDAG->getRegister(Mips::S0, PtrVT);
   if (Parent) {
     switch (Parent->getOpcode()) {
       case ISD::LOAD: {
@@ -134,8 +134,9 @@ void Mips16DAGToDAGISel::getMips16SPRefReg(SDNode *Parent, SDValue &AliasReg) {
         switch (SD->getMemoryVT().getSizeInBits()) {
         case 8:
         case 16:
-          AliasReg = TM.getFrameLowering()->hasFP(*MF)?
-            AliasFPReg: getMips16SPAliasReg();
+          AliasReg = Subtarget->getFrameLowering()->hasFP(*MF)
+                         ? AliasFPReg
+                         : getMips16SPAliasReg();
           return;
         }
         break;
@@ -145,15 +146,16 @@ void Mips16DAGToDAGISel::getMips16SPRefReg(SDNode *Parent, SDValue &AliasReg) {
         switch (SD->getMemoryVT().getSizeInBits()) {
         case 8:
         case 16:
-          AliasReg = TM.getFrameLowering()->hasFP(*MF)?
-            AliasFPReg: getMips16SPAliasReg();
+          AliasReg = Subtarget->getFrameLowering()->hasFP(*MF)
+                         ? AliasFPReg
+                         : getMips16SPAliasReg();
           return;
         }
         break;
       }
     }
   }
-  AliasReg = CurDAG->getRegister(Mips::SP, getTargetLowering()->getPointerTy());
+  AliasReg = CurDAG->getRegister(Mips::SP, PtrVT);
   return;
 
 }
@@ -161,14 +163,15 @@ void Mips16DAGToDAGISel::getMips16SPRefReg(SDNode *Parent, SDValue &AliasReg) {
 bool Mips16DAGToDAGISel::selectAddr16(
   SDNode *Parent, SDValue Addr, SDValue &Base, SDValue &Offset,
   SDValue &Alias) {
+  SDLoc DL(Addr);
   EVT ValTy = Addr.getValueType();
 
-  Alias = CurDAG->getTargetConstant(0, ValTy);
+  Alias = CurDAG->getTargetConstant(0, DL, ValTy);
 
   // if Address is FI, get the TargetFrameIndex.
   if (FrameIndexSDNode *FIN = dyn_cast<FrameIndexSDNode>(Addr)) {
     Base   = CurDAG->getTargetFrameIndex(FIN->getIndex(), ValTy);
-    Offset = CurDAG->getTargetConstant(0, ValTy);
+    Offset = CurDAG->getTargetConstant(0, DL, ValTy);
     getMips16SPRefReg(Parent, Alias);
     return true;
   }
@@ -197,7 +200,7 @@ bool Mips16DAGToDAGISel::selectAddr16(
       else
         Base = Addr.getOperand(0);
 
-      Offset = CurDAG->getTargetConstant(CN->getZExtValue(), ValTy);
+      Offset = CurDAG->getTargetConstant(CN->getZExtValue(), DL, ValTy);
       return true;
     }
   }
@@ -226,14 +229,14 @@ bool Mips16DAGToDAGISel::selectAddr16(
     const LSBaseSDNode *LS = dyn_cast<LSBaseSDNode>(Parent);
 
     if (LS) {
-      if (LS->getMemoryVT() == MVT::f32 && Subtarget.hasMips4_32r2())
+      if (LS->getMemoryVT() == MVT::f32 && Subtarget->hasMips4_32r2())
         return false;
-      if (LS->getMemoryVT() == MVT::f64 && Subtarget.hasMips4_32r2())
+      if (LS->getMemoryVT() == MVT::f64 && Subtarget->hasMips4_32r2())
         return false;
     }
   }
   Base   = Addr;
-  Offset = CurDAG->getTargetConstant(0, ValTy);
+  Offset = CurDAG->getTargetConstant(0, DL, ValTy);
   return true;
 }