Reformat blank lines.

llvm-svn: 248263
diff --git a/llvm/lib/Target/AArch64/MCTargetDesc/AArch64MCExpr.h b/llvm/lib/Target/AArch64/MCTargetDesc/AArch64MCExpr.h
index 1165314..c6baa13 100644
--- a/llvm/lib/Target/AArch64/MCTargetDesc/AArch64MCExpr.h
+++ b/llvm/lib/Target/AArch64/MCTargetDesc/AArch64MCExpr.h
@@ -162,7 +162,6 @@
   }
 
   static bool classof(const AArch64MCExpr *) { return true; }
-
 };
 } // end namespace llvm
 
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp b/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
index 4a38c24..16f89e2 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
@@ -499,7 +499,6 @@
   header.wavefront_sgpr_count = KernelInfo.NumSGPR;
   header.workitem_vgpr_count = KernelInfo.NumVGPR;
 
-
   AMDGPUTargetStreamer *TS =
       static_cast<AMDGPUTargetStreamer *>(OutStreamer->getTargetStreamer());
   TS->EmitAMDKernelCodeT(header);
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp b/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
index db8df5c..ac58784 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
@@ -40,6 +40,7 @@
   // Subtarget - Keep a pointer to the AMDGPU Subtarget around so that we can
   // make the right decision when generating code for different targets.
   const AMDGPUSubtarget *Subtarget;
+
 public:
   AMDGPUDAGToDAGISel(TargetMachine &TM);
   virtual ~AMDGPUDAGToDAGISel();
@@ -585,7 +586,6 @@
 
     return getS_BFE(Signed ? AMDGPU::S_BFE_I32 : AMDGPU::S_BFE_U32, SDLoc(N),
                     N->getOperand(0), OffsetVal, WidthVal);
-
   }
   case AMDGPUISD::DIV_SCALE: {
     return SelectDIV_SCALE(N);
@@ -611,7 +611,6 @@
   return SelectCode(N);
 }
 
-
 bool AMDGPUDAGToDAGISel::checkType(const Value *Ptr, unsigned AS) {
   assert(AS != 0 && "Use checkPrivateAddress instead.");
   if (!Ptr)
@@ -1082,7 +1081,6 @@
   VAddr = CurDAG->getTargetConstant(0, DL, MVT::i32);
   Ptr = Addr;
   Offset = CurDAG->getTargetConstant(0, DL, MVT::i16);
-
 }
 
 bool AMDGPUDAGToDAGISel::SelectMUBUFAddr64(SDValue Addr, SDValue &SRsrc,
@@ -1367,7 +1365,6 @@
       CurDAG->getTargetConstant(AMDGPU::sub0, DL, MVT::i32));
   }
 
-
   if (DestSize > SrcSize) {
     assert(SrcSize == 32 && DestSize == 64);
 
diff --git a/llvm/lib/Target/AMDGPU/MCTargetDesc/R600MCCodeEmitter.cpp b/llvm/lib/Target/AMDGPU/MCTargetDesc/R600MCCodeEmitter.cpp
index e683498..df92fb4 100644
--- a/llvm/lib/Target/AMDGPU/MCTargetDesc/R600MCCodeEmitter.cpp
+++ b/llvm/lib/Target/AMDGPU/MCTargetDesc/R600MCCodeEmitter.cpp
@@ -37,7 +37,6 @@
   const MCRegisterInfo &MRI;
 
 public:
-
   R600MCCodeEmitter(const MCInstrInfo &mcii, const MCRegisterInfo &mri)
     : MCII(mcii), MRI(mri) { }
 
@@ -50,8 +49,8 @@
   uint64_t getMachineOpValue(const MCInst &MI, const MCOperand &MO,
                              SmallVectorImpl<MCFixup> &Fixups,
                              const MCSubtargetInfo &STI) const override;
-private:
 
+private:
   void EmitByte(unsigned int byte, raw_ostream &OS) const;
 
   void Emit(uint32_t value, raw_ostream &OS) const;
@@ -59,7 +58,6 @@
 
   unsigned getHWRegChan(unsigned reg) const;
   unsigned getHWReg(unsigned regNo) const;
-
 };
 
 } // End anonymous namespace
diff --git a/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp b/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
index 2b03a45..cf4d2cf 100644
--- a/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
@@ -12,7 +12,6 @@
 //
 //===----------------------------------------------------------------------===//
 
-
 #include "SIRegisterInfo.h"
 #include "SIInstrInfo.h"
 #include "SIMachineFunctionInfo.h"
diff --git a/llvm/lib/Target/ARM/Thumb1FrameLowering.cpp b/llvm/lib/Target/ARM/Thumb1FrameLowering.cpp
index 46b31c3..6e30c8b 100644
--- a/llvm/lib/Target/ARM/Thumb1FrameLowering.cpp
+++ b/llvm/lib/Target/ARM/Thumb1FrameLowering.cpp
@@ -232,7 +232,6 @@
     }
   }
 
-
   // Adjust FP so it point to the stack slot that contains the previous FP.
   if (HasFP) {
     FramePtrOffsetInBlock += MFI->getObjectOffset(FramePtrSpillFI)
diff --git a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
index 9589fee..0cd15a7 100644
--- a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -158,7 +158,7 @@
       return RegName + 1;
     case 'c': if (RegName[1] == 'r') return RegName + 2;
   }
-  
+
   return RegName;
 }
 
@@ -166,7 +166,7 @@
                                  raw_ostream &O) {
   const DataLayout &DL = getDataLayout();
   const MachineOperand &MO = MI->getOperand(OpNo);
-  
+
   switch (MO.getType()) {
   case MachineOperand::MO_Register: {
     const char *RegName = PPCInstPrinter::getRegisterName(MO.getReg());
@@ -316,7 +316,6 @@
   return false;
 }
 
-
 /// lookUpOrCreateTOCEntry -- Given a symbol, look up whether a TOC entry
 /// exists for it.  If not, create one.  Then return a symbol that references
 /// the TOC entry.
@@ -403,7 +402,6 @@
                                       .addReg(PPC::X1));
       ++EncodedBytes;
 
-
       // If we're on ELFv1, then we need to load the actual function pointer
       // from the function descriptor.
       if (!Subtarget->isELFv2ABI()) {
@@ -500,7 +498,7 @@
   bool isDarwin = TM.getTargetTriple().isOSDarwin();
   const Module *M = MF->getFunction()->getParent();
   PICLevel::Level PL = M->getPICLevel();
-  
+
   // Lower multi-instruction pseudo operations.
   switch (MI->getOpcode()) {
   default: break;
@@ -538,7 +536,7 @@
     //     bl L1$pb
     // L1$pb:
     MCSymbol *PICBase = MF->getPICBaseSymbol();
-    
+
     // Emit the 'bl'.
     EmitToStreamer(*OutStreamer,
                    MCInstBuilder(PPC::BL)
@@ -656,7 +654,7 @@
     EmitToStreamer(*OutStreamer, TmpInst);
     return;
   }
-      
+
   case PPC::ADDIStocHA: {
     // Transform %Xd = ADDIStocHA %X2, <ga:@sym>
     LowerPPCMachineInstrToMCInst(MI, TmpInst, *this, isDarwin);
@@ -1131,7 +1129,6 @@
   OutStreamer->SwitchSection(Current.first, Current.second);
 }
 
-
 bool PPCLinuxAsmPrinter::doFinalization(Module &M) {
   const DataLayout &DL = getDataLayout();
 
@@ -1354,12 +1351,12 @@
     for (unsigned i = 0, e = Stubs.size(); i != e; ++i) {
       OutStreamer->SwitchSection(StubSection);
       EmitAlignment(4);
-      
+
       MCSymbol *Stub = Stubs[i].first;
       MCSymbol *RawSym = Stubs[i].second.getPointer();
       MCSymbol *LazyPtr = GetLazyPtr(Stub, OutContext);
       MCSymbol *AnonSymbol = GetAnonSym(Stub, OutContext);
-                                           
+
       OutStreamer->EmitLabel(Stub);
       OutStreamer->EmitSymbolAttribute(RawSym, MCSA_IndirectSymbol);
 
@@ -1464,11 +1461,10 @@
       OutStreamer->EmitSymbolValue(DyldStubBindingHelper, 4);
     }
   }
-  
+
   OutStreamer->AddBlankLine();
 }
 
-
 bool PPCDarwinAsmPrinter::doFinalization(Module &M) {
   bool isPPC64 = getDataLayout().getPointerSizeInBits() == 64;
 
@@ -1499,13 +1495,13 @@
 
   // Output stubs for dynamically-linked functions.
   Stubs = MMIMacho.GetGVStubList();
-  
+
   // Output macho stubs for external and common global variables.
   if (!Stubs.empty()) {
     // Switch with ".non_lazy_symbol_pointer" directive.
     OutStreamer->SwitchSection(TLOFMacho.getNonLazySymbolPointerSection());
     EmitAlignment(isPPC64 ? 3 : 2);
-    
+
     for (unsigned i = 0, e = Stubs.size(); i != e; ++i) {
       // L_foo$stub:
       OutStreamer->EmitLabel(Stubs[i].first);
@@ -1536,7 +1532,7 @@
   if (!Stubs.empty()) {
     OutStreamer->SwitchSection(getObjFileLowering().getDataSection());
     EmitAlignment(isPPC64 ? 3 : 2);
-    
+
     for (unsigned i = 0, e = Stubs.size(); i != e; ++i) {
       // L_foo$stub:
       OutStreamer->EmitLabel(Stubs[i].first);
diff --git a/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp b/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp
index fbefcf9..8bb9efd 100644
--- a/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp
+++ b/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp
@@ -361,7 +361,7 @@
                                             true);
           if (VTy == MVT::Other)
             return true;
-          
+
           if (TLI->isOperationLegalOrCustom(Opcode, VTy))
             continue;
           else if (VTy.isVector() &&
@@ -685,4 +685,3 @@
   return false;
 }
 #endif // NDEBUG
-
diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
index 34a470f..3df0c60 100644
--- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -523,7 +523,7 @@
       setOperationAction(ISD::MUL, MVT::v4i32, Legal);
     else
       setOperationAction(ISD::MUL, MVT::v4i32, Custom);
-      
+
     setOperationAction(ISD::MUL, MVT::v8i16, Custom);
     setOperationAction(ISD::MUL, MVT::v16i8, Custom);
 
@@ -1637,7 +1637,6 @@
   return isIntS16Immediate(Op.getNode(), Imm);
 }
 
-
 /// SelectAddressRegReg - Given the specified addressed, check to see if it
 /// can be represented as an indexed [r+r] operation.  Returns false if it
 /// can be more efficiently represented with [r+imm].
@@ -2491,7 +2490,6 @@
   //                */
   // } va_list[1];
 
-
   SDValue ArgGPR = DAG.getConstant(FuncInfo->getVarArgsNumGPR(), dl, MVT::i32);
   SDValue ArgFPR = DAG.getConstant(FuncInfo->getVarArgsNumFPR(), dl, MVT::i32);
 
@@ -3891,7 +3889,6 @@
 
   TailCallArgumentInfo() : FrameIdx(0) {}
 };
-
 }
 
 /// StoreTailCallArgumentsToStackSlot - Stores arguments to their stack slot.
@@ -5999,7 +5996,7 @@
   SDNodeFlags Flags;
   Flags.setNoInfs(true);
   Flags.setNoNaNs(true);
-  
+
   ISD::CondCode CC = cast<CondCodeSDNode>(Op.getOperand(4))->get();
 
   EVT ResVT = Op.getValueType();
@@ -6308,7 +6305,7 @@
     // into 0 (false) and 1 (true), add 1 and then divide by 2 (multiply by 0.5).
     // This can be done with an fma and the 0.5 constant: (V+1.0)*0.5 = 0.5*V+0.5
     Value = DAG.getNode(PPCISD::QBFLT, dl, MVT::v4f64, Value);
-  
+
     SDValue FPHalfs = DAG.getConstantFP(0.5, dl, MVT::f64);
     FPHalfs = DAG.getNode(ISD::BUILD_VECTOR, dl, MVT::v4f64, FPHalfs, FPHalfs,
                           FPHalfs, FPHalfs);
@@ -6757,7 +6754,6 @@
                      DAG.getConstant(IID, dl, MVT::i32), Op0, Op1, Op2);
 }
 
-
 /// BuildVSLDOI - Return a VECTOR_SHUFFLE that is a vsldoi of the specified
 /// amount.  The result has the specified value type.
 static SDValue BuildVSLDOI(SDValue LHS, SDValue RHS, unsigned Amt,
@@ -6938,7 +6934,6 @@
   if (SextVal >= -16 && SextVal <= 15)
     return BuildSplatI(SextVal, SplatSize, Op.getValueType(), DAG, dl);
 
-
   // Two instruction sequences.
 
   // If this value is in the range [-32,30] and is even, use:
@@ -8038,7 +8033,6 @@
   }
 }
 
-
 //===----------------------------------------------------------------------===//
 //  Other Lowering Code
 //===----------------------------------------------------------------------===//
@@ -9377,7 +9371,7 @@
   for (SmallSet<SDNode *, 16>::iterator I = LoadRoots.begin(),
        IE = LoadRoots.end(); I != IE; ++I) {
     Queue.push_back(*I);
-       
+
     while (!Queue.empty()) {
       SDNode *LoadRoot = Queue.pop_back_val();
       if (!Visited.insert(LoadRoot).second)
@@ -10563,7 +10557,7 @@
   case ISD::BRCOND: {
     SDValue Cond = N->getOperand(1);
     SDValue Target = N->getOperand(2);
- 
+
     if (Cond.getOpcode() == ISD::INTRINSIC_W_CHAIN &&
         cast<ConstantSDNode>(Cond.getOperand(1))->getZExtValue() ==
           Intrinsic::ppc_is_decremented_ctr_nonzero) {
@@ -10944,7 +10938,6 @@
   return R;
 }
 
-
 /// LowerAsmOperandForConstraint - Lower the specified operand into the Ops
 /// vector.  If it is invalid, don't add anything to Ops.
 void PPCTargetLowering::LowerAsmOperandForConstraint(SDValue Op,
diff --git a/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp b/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
index b52c8f1..fa28450 100644
--- a/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
+++ b/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
@@ -200,7 +200,7 @@
     Reserved.set(PPC::R2);  // System-reserved register
     Reserved.set(PPC::R13); // Small Data Area pointer register
   }
-  
+
   // On PPC64, r13 is the thread pointer. Never allocate this register.
   if (TM.isPPC64()) {
     Reserved.set(PPC::R13);
@@ -337,7 +337,7 @@
   unsigned maxCallFrameSize = MFI->getMaxCallFrameSize();
   // Get the total frame size.
   unsigned FrameSize = MFI->getStackSize();
-  
+
   // Get stack alignments.
   const PPCFrameLowering *TFI = getFrameLowering(MF);
   unsigned TargetAlign = TFI->getStackAlignment();
@@ -354,7 +354,7 @@
   const TargetRegisterClass *G8RC = &PPC::G8RCRegClass;
   const TargetRegisterClass *GPRC = &PPC::GPRCRegClass;
   unsigned Reg = MF.getRegInfo().createVirtualRegister(LP64 ? G8RC : GPRC);
-  
+
   if (MaxAlign < TargetAlign && isInt<16>(FrameSize)) {
     BuildMI(MBB, II, dl, TII.get(PPC::ADDI), Reg)
       .addReg(PPC::R31)
@@ -425,7 +425,7 @@
       .addReg(PPC::R1)
       .addImm(maxCallFrameSize);
   }
-  
+
   // Discard the DYNALLOC instruction.
   MBB.erase(II);
 }
@@ -754,7 +754,7 @@
   int FPSI = FI->getFramePointerSaveIndex();
   // Get the instruction opcode.
   unsigned OpC = MI.getOpcode();
-  
+
   // Special case for dynamic alloca.
   if (FPSI && FrameIndex == FPSI &&
       (OpC == PPC::DYNALLOC || OpC == PPC::DYNALLOC8)) {
diff --git a/llvm/lib/Target/PowerPC/PPCRegisterInfo.h b/llvm/lib/Target/PowerPC/PPCRegisterInfo.h
index cd25b0e..4bf64bf 100644
--- a/llvm/lib/Target/PowerPC/PPCRegisterInfo.h
+++ b/llvm/lib/Target/PowerPC/PPCRegisterInfo.h
@@ -54,13 +54,13 @@
   return Reg;
 }
 
-
 class PPCRegisterInfo : public PPCGenRegisterInfo {
   DenseMap<unsigned, unsigned> ImmToIdxMap;
   const PPCTargetMachine &TM;
+
 public:
   PPCRegisterInfo(const PPCTargetMachine &TM);
-  
+
   /// getPointerRegClass - Return the register class to use to hold pointers.
   /// This is used for addressing modes.
   const TargetRegisterClass *
diff --git a/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp b/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp
index dca5db4..62a5701 100644
--- a/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp
+++ b/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp
@@ -61,6 +61,7 @@
   const MCInstrInfo &MII;
   ParseInstructionInfo *InstInfo;
   std::unique_ptr<X86AsmInstrumentation> Instrumentation;
+
 private:
   SMLoc consumeToken() {
     MCAsmParser &Parser = getParser();
@@ -269,6 +270,7 @@
     bool StopOnLBrac, AddImmPrefix;
     InfixCalculator IC;
     InlineAsmIdentifierInfo Info;
+
   public:
     IntelExprStateMachine(int64_t imm, bool stoponlbrac, bool addimmprefix) :
       State(IES_PLUS), PrevState(IES_ERROR), BaseReg(0), IndexReg(0), TmpReg(0),
@@ -775,7 +777,7 @@
     unsigned FB = ComputeAvailableFeatures(
       STI.ToggleFeature(OldMode.flip(mode)));
     setAvailableFeatures(FB);
-    
+
     assert(FeatureBitset({mode}) == (STI.getFeatureBits() & AllModes));
   }
 
@@ -2185,7 +2187,6 @@
     Name == "repne" || Name == "repnz" ||
     Name == "rex64" || Name == "data16";
 
-
   // This does the actual operand parsing.  Don't parse any more if we have a
   // prefix juxtaposed with an operation like "lock incl 4(%rax)", because we
   // just want to parse the "lock" as the first instruction and the "incl" as
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index 12b2f4e..56a8e0c 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -1279,7 +1279,6 @@
     if (Subtarget->hasInt256())
       setOperationAction(ISD::VSELECT,         MVT::v32i8, Legal);
 
-
     // Promote v32i8, v16i16, v8i32 select, and, or, xor to v4i64.
     for (int i = MVT::v32i8; i != MVT::v4i64; ++i) {
       MVT VT = (MVT::SimpleValueType)i;
@@ -1717,7 +1716,6 @@
     setOperationAction(ISD::UMULO, VT, Custom);
   }
 
-
   if (!Subtarget->is64Bit()) {
     // These libcalls are not available in 32-bit.
     setLibcallName(RTLIB::SHL_I128, nullptr);
@@ -6472,7 +6470,6 @@
   return LowerAVXCONCAT_VECTORS(Op, DAG);
 }
 
-
 //===----------------------------------------------------------------------===//
 // Vector shuffle lowering
 //
@@ -24860,7 +24857,6 @@
                                      ISD::NON_EXTLOAD);
   SDValue NewVec = DAG.getNode(X86ISD::VSEXT, dl, VT, WideLd);
   return DCI.CombineTo(N, NewVec, WideLd.getValue(1), true);
-
 }
 /// PerformMSTORECombine - Resolve truncating stores
 static SDValue PerformMSTORECombine(SDNode *N, SelectionDAG &DAG,