[ARM] Fix some Clang-tidy modernize and Include What You Use warnings; other minor fixes (NFC).

llvm-svn: 293578

1 files changed, 19 insertions, 13 deletions

diff --git a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
index eced8c7b76f..70a44eaaceb 100644
--- a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
+++ b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
@@ -11,32 +11,42 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "ARMBaseRegisterInfo.h"
 #include "ARM.h"
 #include "ARMBaseInstrInfo.h"
+#include "ARMBaseRegisterInfo.h"
 #include "ARMFrameLowering.h"
 #include "ARMMachineFunctionInfo.h"
 #include "ARMSubtarget.h"
 #include "MCTargetDesc/ARMAddressingModes.h"
+#include "MCTargetDesc/ARMBaseInfo.h"
 #include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/STLExtras.h"
+#include "llvm/CodeGen/MachineBasicBlock.h"
 #include "llvm/CodeGen/MachineConstantPool.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
 #include "llvm/CodeGen/MachineFunction.h"
+#include "llvm/CodeGen/MachineInstr.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
+#include "llvm/CodeGen/MachineOperand.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/RegisterScavenging.h"
 #include "llvm/CodeGen/VirtRegMap.h"
+#include "llvm/IR/Attributes.h"
 #include "llvm/IR/Constants.h"
-#include "llvm/IR/DerivedTypes.h"
+#include "llvm/IR/DebugLoc.h"
 #include "llvm/IR/Function.h"
-#include "llvm/IR/LLVMContext.h"
+#include "llvm/IR/Type.h"
+#include "llvm/MC/MCInstrDesc.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/raw_ostream.h"
-#include "llvm/Target/TargetFrameLowering.h"
+#include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetOptions.h"
+#include "llvm/Target/TargetRegisterInfo.h"
+#include <cassert>
+#include <utility>
 
 #define DEBUG_TYPE "arm-register-info"
 
@@ -46,7 +56,7 @@
 using namespace llvm;
 
 ARMBaseRegisterInfo::ARMBaseRegisterInfo()
-    : ARMGenRegisterInfo(ARM::LR, 0, 0, ARM::PC), BasePtr(ARM::R6) {}
+    : ARMGenRegisterInfo(ARM::LR, 0, 0, ARM::PC) {}
 
 static unsigned getFramePointerReg(const ARMSubtarget &STI) {
   return STI.useR7AsFramePointer() ? ARM::R7 : ARM::R11;
@@ -140,7 +150,6 @@ ARMBaseRegisterInfo::getSjLjDispatchPreservedMask(const MachineFunction &MF) con
     return CSR_FPRegs_RegMask;
 }
 
-
 const uint32_t *
 ARMBaseRegisterInfo::getThisReturnPreservedMask(const MachineFunction &MF,
                                                 CallingConv::ID CC) const {
@@ -475,26 +484,23 @@ getFrameIndexInstrOffset(const MachineInstr *MI, int Idx) const {
     Scale = 4;
     break;
   }
-  case ARMII::AddrMode2: {
+  case ARMII::AddrMode2:
     ImmIdx = Idx+2;
     InstrOffs = ARM_AM::getAM2Offset(MI->getOperand(ImmIdx).getImm());
     if (ARM_AM::getAM2Op(MI->getOperand(ImmIdx).getImm()) == ARM_AM::sub)
       InstrOffs = -InstrOffs;
     break;
-  }
-  case ARMII::AddrMode3: {
+  case ARMII::AddrMode3:
     ImmIdx = Idx+2;
     InstrOffs = ARM_AM::getAM3Offset(MI->getOperand(ImmIdx).getImm());
     if (ARM_AM::getAM3Op(MI->getOperand(ImmIdx).getImm()) == ARM_AM::sub)
       InstrOffs = -InstrOffs;
     break;
-  }
-  case ARMII::AddrModeT1_s: {
+  case ARMII::AddrModeT1_s:
     ImmIdx = Idx+1;
     InstrOffs = MI->getOperand(ImmIdx).getImm();
     Scale = 4;
     break;
-  }
   default:
     llvm_unreachable("Unsupported addressing mode!");
   }
@@ -637,7 +643,7 @@ void ARMBaseRegisterInfo::resolveFrameIndex(MachineInstr &MI, unsigned BaseReg,
     assert(AFI->isThumb2Function());
     Done = rewriteT2FrameIndex(MI, i, BaseReg, Off, TII);
   }
-  assert (Done && "Unable to resolve frame index!");
+  assert(Done && "Unable to resolve frame index!");
   (void)Done;
 }