[mips][microMIPS] Implement BREAK, EHB and EI instructions

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

diff --git a/lib/Target/Mips/MipsOptimizePICCall.cpp b/lib/Target/Mips/MipsOptimizePICCall.cpp
index f06cadd8079453f1f5366f662e43917d33c084df..7c940ee1578cd61f7a28fdbc33a97ea14c71cb68 100644 (file)
--- a/lib/Target/Mips/MipsOptimizePICCall.cpp
+++ b/lib/Target/Mips/MipsOptimizePICCall.cpp
@@ -61,11 +61,11 @@ class OptimizePICCall : public MachineFunctionPass {
 public:
   OptimizePICCall(TargetMachine &tm) : MachineFunctionPass(ID) {}
 
-  virtual const char *getPassName() const { return "Mips OptimizePICCall"; }
+  const char *getPassName() const override { return "Mips OptimizePICCall"; }
 
-  bool runOnMachineFunction(MachineFunction &F);
+  bool runOnMachineFunction(MachineFunction &F) override;
 
-  void getAnalysisUsage(AnalysisUsage &AU) const {
+  void getAnalysisUsage(AnalysisUsage &AU) const override {
     AU.addRequired<MachineDominatorTree>();
     MachineFunctionPass::getAnalysisUsage(AU);
   }
@@ -130,7 +130,7 @@ static MVT::SimpleValueType getRegTy(unsigned Reg, MachineFunction &MF) {
 static void setCallTargetReg(MachineBasicBlock *MBB,
                              MachineBasicBlock::iterator I) {
   MachineFunction &MF = *MBB->getParent();
-  const TargetInstrInfo &TII = *MF.getTarget().getInstrInfo();
+  const TargetInstrInfo &TII = *MF.getSubtarget().getInstrInfo();
   unsigned SrcReg = I->getOperand(0).getReg();
   unsigned DstReg = getRegTy(SrcReg, MF) == MVT::i32 ? Mips::T9 : Mips::T9_64;
   BuildMI(*MBB, I, I->getDebugLoc(), TII.get(TargetOpcode::COPY), DstReg)
@@ -155,7 +155,7 @@ static void eraseGPOpnd(MachineInstr &MI) {
     }
   }
 
-  llvm_unreachable(0);
+  llvm_unreachable(nullptr);
 }
 
 MBBInfo::MBBInfo(MachineDomTreeNode *N) : Node(N), HTScope(nullptr) {}
@@ -174,7 +174,7 @@ void MBBInfo::postVisit() {
 
 // OptimizePICCall methods.
 bool OptimizePICCall::runOnMachineFunction(MachineFunction &F) {
-  if (F.getTarget().getSubtarget<MipsSubtarget>().inMips16Mode())
+  if (static_cast<const MipsSubtarget &>(F.getSubtarget()).inMips16Mode())
     return false;
 
   // Do a pre-order traversal of the dominator tree.