[llvm-commits] [llvm] r154616 - in /llvm/trunk: include/llvm/CodeGen/ lib/CodeGen/ lib/Target/Hexagon/ lib/Target/Hexagon/InstPrinter/ lib/Target/Hexagon/MCTargetDesc/

Craig Topper craig.topper at gmail.com
Thu Apr 12 23:42:03 PDT 2012


This caused some warnings in release builds that I've tried to clean up in
r154660.

On Thu, Apr 12, 2012 at 2:06 PM, Sirish Pande <spande at codeaurora.org> wrote:

> Author: sirish
> Date: Thu Apr 12 16:06:38 2012
> New Revision: 154616
>
> URL: http://llvm.org/viewvc/llvm-project?rev=154616&view=rev
> Log:
> HexagonPacketizer patch.
>
> Added:
>    llvm/trunk/lib/Target/Hexagon/HexagonMCInst.h
>    llvm/trunk/lib/Target/Hexagon/HexagonVLIWPacketizer.cpp
> Modified:
>    llvm/trunk/include/llvm/CodeGen/DFAPacketizer.h
>    llvm/trunk/lib/CodeGen/DFAPacketizer.cpp
>    llvm/trunk/lib/Target/Hexagon/CMakeLists.txt
>    llvm/trunk/lib/Target/Hexagon/Hexagon.h
>    llvm/trunk/lib/Target/Hexagon/HexagonAsmPrinter.cpp
>    llvm/trunk/lib/Target/Hexagon/HexagonInstrFormats.td
>    llvm/trunk/lib/Target/Hexagon/HexagonInstrFormatsV4.td
>    llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.cpp
>    llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.h
>    llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.td
>    llvm/trunk/lib/Target/Hexagon/HexagonInstrInfoV3.td
>    llvm/trunk/lib/Target/Hexagon/HexagonInstrInfoV4.td
>    llvm/trunk/lib/Target/Hexagon/HexagonSchedule.td
>    llvm/trunk/lib/Target/Hexagon/HexagonScheduleV4.td
>    llvm/trunk/lib/Target/Hexagon/HexagonTargetMachine.cpp
>    llvm/trunk/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.cpp
>    llvm/trunk/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.h
>    llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonBaseInfo.h
>
> Modified: llvm/trunk/include/llvm/CodeGen/DFAPacketizer.h
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/DFAPacketizer.h?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/include/llvm/CodeGen/DFAPacketizer.h (original)
> +++ llvm/trunk/include/llvm/CodeGen/DFAPacketizer.h Thu Apr 12 16:06:38
> 2012
> @@ -28,6 +28,7 @@
>
>  #include "llvm/CodeGen/MachineBasicBlock.h"
>  #include "llvm/ADT/DenseMap.h"
> +#include <map>
>
>  namespace llvm {
>
> @@ -36,7 +37,7 @@
>  class MachineLoopInfo;
>  class MachineDominatorTree;
>  class InstrItineraryData;
> -class ScheduleDAGInstrs;
> +class DefaultVLIWScheduler;
>  class SUnit;
>
>  class DFAPacketizer {
> @@ -77,6 +78,8 @@
>   // reserveResources - Reserve the resources occupied by a machine
>   // instruction and change the current state to reflect that change.
>   void reserveResources(llvm::MachineInstr *MI);
> +
> +  const InstrItineraryData *getInstrItins() const { return InstrItins; }
>  };
>
>  // VLIWPacketizerList - Implements a simple VLIW packetizer using DFA. The
> @@ -87,20 +90,21 @@
>  // and machine resource is marked as taken. If any dependency is found, a
> target
>  // API call is made to prune the dependence.
>  class VLIWPacketizerList {
> +protected:
>   const TargetMachine &TM;
>   const MachineFunction &MF;
>   const TargetInstrInfo *TII;
>
> -  // Encapsulate data types not exposed to the target interface.
> -  ScheduleDAGInstrs *SchedulerImpl;
> +  // The VLIW Scheduler.
> +  DefaultVLIWScheduler *VLIWScheduler;
>
> -protected:
>   // Vector of instructions assigned to the current packet.
>   std::vector<MachineInstr*> CurrentPacketMIs;
>   // DFA resource tracker.
>   DFAPacketizer *ResourceTracker;
> -  // Scheduling units.
> -  std::vector<SUnit> SUnits;
> +
> +  // Generate MI -> SU map.
> +  std::map<MachineInstr*, SUnit*> MIToSUnit;
>
>  public:
>   VLIWPacketizerList(
> @@ -118,17 +122,32 @@
>   DFAPacketizer *getResourceTracker() {return ResourceTracker;}
>
>   // addToPacket - Add MI to the current packet.
> -  void addToPacket(MachineInstr *MI);
> +  virtual MachineBasicBlock::iterator addToPacket(MachineInstr *MI) {
> +    MachineBasicBlock::iterator MII = MI;
> +    CurrentPacketMIs.push_back(MI);
> +    ResourceTracker->reserveResources(MI);
> +    return MII;
> +  }
>
>   // endPacket - End the current packet.
> -  void endPacket(MachineBasicBlock *MBB, MachineInstr *I);
> +  void endPacket(MachineBasicBlock *MBB, MachineInstr *MI);
> +
> +  // initPacketizerState - perform initialization before packetizing
> +  // an instruction. This function is supposed to be overrided by
> +  // the target dependent packetizer.
> +  virtual void initPacketizerState(void) { return; }
>
>   // ignorePseudoInstruction - Ignore bundling of pseudo instructions.
> -  bool ignorePseudoInstruction(MachineInstr *I, MachineBasicBlock *MBB);
> +  virtual bool ignorePseudoInstruction(MachineInstr *I,
> +                                       MachineBasicBlock *MBB) {
> +    return false;
> +  }
>
> -  // isSoloInstruction - return true if instruction I must end previous
> -  // packet.
> -  bool isSoloInstruction(MachineInstr *I);
> +  // isSoloInstruction - return true if instruction MI can not be
> packetized
> +  // with any other instruction, which means that MI itself is a packet.
> +  virtual bool isSoloInstruction(MachineInstr *MI) {
> +    return true;
> +  }
>
>   // isLegalToPacketizeTogether - Is it legal to packetize SUI and SUJ
>   // together.
> @@ -141,6 +160,7 @@
>   virtual bool isLegalToPruneDependencies(SUnit *SUI, SUnit *SUJ) {
>     return false;
>   }
> +
>  };
>  }
>
>
> Modified: llvm/trunk/lib/CodeGen/DFAPacketizer.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/DFAPacketizer.cpp?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/CodeGen/DFAPacketizer.cpp (original)
> +++ llvm/trunk/lib/CodeGen/DFAPacketizer.cpp Thu Apr 12 16:06:38 2012
> @@ -23,10 +23,10 @@
>  //
>
>  //===----------------------------------------------------------------------===//
>
> +#include "llvm/CodeGen/ScheduleDAGInstrs.h"
>  #include "llvm/CodeGen/DFAPacketizer.h"
>  #include "llvm/CodeGen/MachineInstr.h"
>  #include "llvm/CodeGen/MachineInstrBundle.h"
> -#include "llvm/CodeGen/ScheduleDAGInstrs.h"
>  #include "llvm/Target/TargetInstrInfo.h"
>  #include "llvm/MC/MCInstrItineraries.h"
>  using namespace llvm;
> @@ -100,17 +100,17 @@
>   reserveResources(&MID);
>  }
>
> -namespace {
> +namespace llvm {
>  // DefaultVLIWScheduler - This class extends ScheduleDAGInstrs and
> overrides
>  // Schedule method to build the dependence graph.
>  class DefaultVLIWScheduler : public ScheduleDAGInstrs {
>  public:
>   DefaultVLIWScheduler(MachineFunction &MF, MachineLoopInfo &MLI,
> -                       MachineDominatorTree &MDT, bool IsPostRA);
> +                   MachineDominatorTree &MDT, bool IsPostRA);
>   // Schedule - Actual scheduling work.
>   void schedule();
>  };
> -} // end anonymous namespace
> +}
>
>  DefaultVLIWScheduler::DefaultVLIWScheduler(
>   MachineFunction &MF, MachineLoopInfo &MLI, MachineDominatorTree &MDT,
> @@ -129,49 +129,25 @@
>   bool IsPostRA) : TM(MF.getTarget()), MF(MF)  {
>   TII = TM.getInstrInfo();
>   ResourceTracker = TII->CreateTargetScheduleState(&TM, 0);
> -  SchedulerImpl = new DefaultVLIWScheduler(MF, MLI, MDT, IsPostRA);
> +  VLIWScheduler = new DefaultVLIWScheduler(MF, MLI, MDT, IsPostRA);
>  }
>
>  // VLIWPacketizerList Dtor
>  VLIWPacketizerList::~VLIWPacketizerList() {
> -  delete SchedulerImpl;
> -  delete ResourceTracker;
> -}
> -
> -// ignorePseudoInstruction - ignore pseudo instructions.
> -bool VLIWPacketizerList::ignorePseudoInstruction(MachineInstr *MI,
> -                                                 MachineBasicBlock *MBB) {
> -  if (MI->isDebugValue())
> -    return true;
> -
> -  if (TII->isSchedulingBoundary(MI, MBB, MF))
> -    return true;
> -
> -  return false;
> -}
> -
> -// isSoloInstruction - return true if instruction I must end previous
> -// packet.
> -bool VLIWPacketizerList::isSoloInstruction(MachineInstr *I) {
> -  if (I->isInlineAsm())
> -    return true;
> -
> -  return false;
> -}
> +  if (VLIWScheduler)
> +    delete VLIWScheduler;
>
> -// addToPacket - Add I to the current packet and reserve resource.
> -void VLIWPacketizerList::addToPacket(MachineInstr *MI) {
> -  CurrentPacketMIs.push_back(MI);
> -  ResourceTracker->reserveResources(MI);
> +  if (ResourceTracker)
> +    delete ResourceTracker;
>  }
>
>  // endPacket - End the current packet, bundle packet instructions and
> reset
>  // DFA state.
>  void VLIWPacketizerList::endPacket(MachineBasicBlock *MBB,
> -                                         MachineInstr *I) {
> +                                         MachineInstr *MI) {
>   if (CurrentPacketMIs.size() > 1) {
>     MachineInstr *MIFirst = CurrentPacketMIs.front();
> -    finalizeBundle(*MBB, MIFirst, I);
> +    finalizeBundle(*MBB, MIFirst, MI);
>   }
>   CurrentPacketMIs.clear();
>   ResourceTracker->clearResources();
> @@ -181,31 +157,36 @@
>  void VLIWPacketizerList::PacketizeMIs(MachineBasicBlock *MBB,
>                                       MachineBasicBlock::iterator BeginItr,
>                                       MachineBasicBlock::iterator EndItr) {
> -  assert(MBB->end() == EndItr && "Bad EndIndex");
> -
> -  SchedulerImpl->enterRegion(MBB, BeginItr, EndItr, MBB->size());
> -
> -  // Build the DAG without reordering instructions.
> -  SchedulerImpl->schedule();
> -
> -  // Remember scheduling units.
> -  SUnits = SchedulerImpl->SUnits;
> +  assert(VLIWScheduler && "VLIW Scheduler is not initialized!");
> +  VLIWScheduler->enterRegion(MBB, BeginItr, EndItr, MBB->size());
> +  VLIWScheduler->schedule();
> +  VLIWScheduler->exitRegion();
> +
> +  // Generate MI -> SU map.
> +  //std::map <MachineInstr*, SUnit*> MIToSUnit;
> +  MIToSUnit.clear();
> +  for (unsigned i = 0, e = VLIWScheduler->SUnits.size(); i != e; ++i) {
> +    SUnit *SU = &VLIWScheduler->SUnits[i];
> +    MIToSUnit[SU->getInstr()] = SU;
> +  }
>
>   // The main packetizer loop.
>   for (; BeginItr != EndItr; ++BeginItr) {
>     MachineInstr *MI = BeginItr;
>
> -    // Ignore pseudo instructions.
> -    if (ignorePseudoInstruction(MI, MBB))
> -      continue;
> +    this->initPacketizerState();
>
>     // End the current packet if needed.
> -    if (isSoloInstruction(MI)) {
> +    if (this->isSoloInstruction(MI)) {
>       endPacket(MBB, MI);
>       continue;
>     }
>
> -    SUnit *SUI = SchedulerImpl->getSUnit(MI);
> +    // Ignore pseudo instructions.
> +    if (this->ignorePseudoInstruction(MI, MBB))
> +      continue;
> +
> +    SUnit *SUI = MIToSUnit[MI];
>     assert(SUI && "Missing SUnit Info!");
>
>     // Ask DFA if machine resource is available for MI.
> @@ -215,13 +196,13 @@
>       for (std::vector<MachineInstr*>::iterator VI =
> CurrentPacketMIs.begin(),
>            VE = CurrentPacketMIs.end(); VI != VE; ++VI) {
>         MachineInstr *MJ = *VI;
> -        SUnit *SUJ = SchedulerImpl->getSUnit(MJ);
> +        SUnit *SUJ = MIToSUnit[MJ];
>         assert(SUJ && "Missing SUnit Info!");
>
>         // Is it legal to packetize SUI and SUJ together.
> -        if (!isLegalToPacketizeTogether(SUI, SUJ)) {
> +        if (!this->isLegalToPacketizeTogether(SUI, SUJ)) {
>           // Allow packetization if dependency can be pruned.
> -          if (!isLegalToPruneDependencies(SUI, SUJ)) {
> +          if (!this->isLegalToPruneDependencies(SUI, SUJ)) {
>             // End the packet if dependency cannot be pruned.
>             endPacket(MBB, MI);
>             break;
> @@ -234,11 +215,9 @@
>     }
>
>     // Add MI to the current packet.
> -    addToPacket(MI);
> +    BeginItr = this->addToPacket(MI);
>   } // For all instructions in BB.
>
>   // End any packet left behind.
>   endPacket(MBB, EndItr);
> -
> -  SchedulerImpl->exitRegion();
>  }
>
> Modified: llvm/trunk/lib/Target/Hexagon/CMakeLists.txt
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/CMakeLists.txt?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/CMakeLists.txt (original)
> +++ llvm/trunk/lib/Target/Hexagon/CMakeLists.txt Thu Apr 12 16:06:38 2012
> @@ -27,7 +27,7 @@
>   HexagonSplitTFRCondSets.cpp
>   HexagonSubtarget.cpp
>   HexagonTargetMachine.cpp
> -  HexagonTargetObjectFile.cpp
> +  HexagonVLIWPacketizer.cpp
>  )
>
>  add_subdirectory(TargetInfo)
>
> Modified: llvm/trunk/lib/Target/Hexagon/Hexagon.h
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/Hexagon.h?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/Hexagon.h (original)
> +++ llvm/trunk/lib/Target/Hexagon/Hexagon.h Thu Apr 12 16:06:38 2012
> @@ -40,6 +40,7 @@
>   FunctionPass *createHexagonHardwareLoops();
>   FunctionPass *createHexagonPeephole();
>   FunctionPass *createHexagonFixupHwLoops();
> +  FunctionPass *createHexagonPacketizer();
>
>  /* TODO: object output.
>   MCCodeEmitter *createHexagonMCCodeEmitter(const Target &,
>
> Modified: llvm/trunk/lib/Target/Hexagon/HexagonAsmPrinter.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonAsmPrinter.cpp?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonAsmPrinter.cpp (original)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonAsmPrinter.cpp Thu Apr 12
> 16:06:38 2012
> @@ -13,11 +13,11 @@
>  //
>
>  //===----------------------------------------------------------------------===//
>
> -
>  #define DEBUG_TYPE "asm-printer"
>  #include "Hexagon.h"
>  #include "HexagonAsmPrinter.h"
>  #include "HexagonMachineFunctionInfo.h"
> +#include "HexagonMCInst.h"
>  #include "HexagonTargetMachine.h"
>  #include "HexagonSubtarget.h"
>  #include "InstPrinter/HexagonInstPrinter.h"
> @@ -54,6 +54,7 @@
>  #include "llvm/ADT/SmallString.h"
>  #include "llvm/ADT/SmallVector.h"
>  #include "llvm/ADT/StringExtras.h"
> +#include <map>
>
>  using namespace llvm;
>
> @@ -196,10 +197,45 @@
>  /// the current output stream.
>  ///
>  void HexagonAsmPrinter::EmitInstruction(const MachineInstr *MI) {
> -  MCInst MCI;
> +  if (MI->isBundle()) {
> +    std::vector<const MachineInstr*> BundleMIs;
> +
> +    const MachineBasicBlock *MBB = MI->getParent();
> +    MachineBasicBlock::const_instr_iterator MII = MI;
> +    ++MII;
> +    unsigned int IgnoreCount = 0;
> +    while (MII != MBB->end() && MII->isInsideBundle()) {
> +      const MachineInstr *MInst = MII;
> +      if (MInst->getOpcode() == TargetOpcode::DBG_VALUE ||
> +          MInst->getOpcode() == TargetOpcode::IMPLICIT_DEF) {
> +          IgnoreCount++;
> +          ++MII;
> +          continue;
> +      }
> +      //BundleMIs.push_back(&*MII);
> +      BundleMIs.push_back(MInst);
> +      ++MII;
> +    }
> +    unsigned Size = BundleMIs.size();
> +    assert((Size+IgnoreCount) == MI->getBundleSize() && "Corrupt
> Bundle!");
> +    for (unsigned Index = 0; Index < Size; Index++) {
> +      HexagonMCInst MCI;
> +      MCI.setStartPacket(Index == 0);
> +      MCI.setEndPacket(Index == (Size-1));
>
> -  HexagonLowerToMC(MI, MCI, *this);
> -  OutStreamer.EmitInstruction(MCI);
> +      HexagonLowerToMC(BundleMIs[Index], MCI, *this);
> +      OutStreamer.EmitInstruction(MCI);
> +    }
> +  }
> +  else {
> +    HexagonMCInst MCI;
> +    if (MI->getOpcode() == Hexagon::ENDLOOP0) {
> +      MCI.setStartPacket(true);
> +      MCI.setEndPacket(true);
> +    }
> +    HexagonLowerToMC(MI, MCI, *this);
> +    OutStreamer.EmitInstruction(MCI);
> +  }
>
>   return;
>  }
> @@ -242,17 +278,17 @@
>                                        raw_ostream &O) {
>   const MachineOperand &MO = MI->getOperand(OpNo);
>   assert( (MO.getType() == MachineOperand::MO_JumpTableIndex) &&
> -         "Expecting jump table index");
> +    "Expecting jump table index");
>
>   // Hexagon_TODO: Do we need name mangling?
>   O << *GetJTISymbol(MO.getIndex());
>  }
>
>  void HexagonAsmPrinter::printConstantPool(const MachineInstr *MI, int
> OpNo,
> -                                          raw_ostream &O) {
> +                                       raw_ostream &O) {
>   const MachineOperand &MO = MI->getOperand(OpNo);
>   assert( (MO.getType() == MachineOperand::MO_ConstantPoolIndex) &&
> -          "Expecting constant pool index");
> +   "Expecting constant pool index");
>
>   // Hexagon_TODO: Do we need name mangling?
>   O << *GetCPISymbol(MO.getIndex());
>
> Modified: llvm/trunk/lib/Target/Hexagon/HexagonInstrFormats.td
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonInstrFormats.td?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonInstrFormats.td (original)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonInstrFormats.td Thu Apr 12
> 16:06:38 2012
> @@ -13,13 +13,26 @@
>  //                    *** Must match HexagonBaseInfo.h ***
>
>  //===----------------------------------------------------------------------===//
>
> +class Type<bits<5> t> {
> +  bits<5> Value = t;
> +}
> +def TypePSEUDO : Type<0>;
> +def TypeALU32  : Type<1>;
> +def TypeCR     : Type<2>;
> +def TypeJR     : Type<3>;
> +def TypeJ      : Type<4>;
> +def TypeLD     : Type<5>;
> +def TypeST     : Type<6>;
> +def TypeSYSTEM : Type<7>;
> +def TypeXTYPE  : Type<8>;
> +def TypeMARKER : Type<31>;
>
>
>  //===----------------------------------------------------------------------===//
>  //                         Intruction Class Declaration +
>
>  //===----------------------------------------------------------------------===//
>
>  class InstHexagon<dag outs, dag ins, string asmstr, list<dag> pattern,
> -                  string cstr, InstrItinClass itin> : Instruction {
> +                  string cstr, InstrItinClass itin, Type type> :
> Instruction {
>   field bits<32> Inst;
>
>   let Namespace = "Hexagon";
> @@ -31,11 +44,15 @@
>   let Constraints = cstr;
>   let Itinerary   = itin;
>
> -  // *** The code below must match HexagonBaseInfo.h ***
> +  // *** Must match HexagonBaseInfo.h ***
> +  Type HexagonType = type;
> +  let TSFlags{4-0} = HexagonType.Value;
> +  bits<1> isHexagonSolo = 0;
> +  let TSFlags{5} = isHexagonSolo;
>
>   // Predicated instructions.
>   bits<1> isPredicated = 0;
> -  let TSFlags{1} = isPredicated;
> +  let TSFlags{6} = isPredicated;
>
>   // *** The code above must match HexagonBaseInfo.h ***
>  }
> @@ -47,28 +64,40 @@
>  // LD Instruction Class in V2/V3/V4.
>  // Definition of the instruction class NOT CHANGED.
>  class LDInst<dag outs, dag ins, string asmstr, list<dag> pattern>
> -  : InstHexagon<outs, ins, asmstr, pattern, "", LD> {
> +  : InstHexagon<outs, ins, asmstr, pattern, "", LD, TypeLD> {
>   bits<5> rd;
>   bits<5> rs;
>   bits<13> imm13;
> +  let mayLoad = 1;
>  }
>
>  // LD Instruction Class in V2/V3/V4.
>  // Definition of the instruction class NOT CHANGED.
>  class LDInstPost<dag outs, dag ins, string asmstr, list<dag> pattern,
>                  string cstr>
> -  : InstHexagon<outs, ins, asmstr, pattern, cstr,  LD> {
> +  : InstHexagon<outs, ins, asmstr, pattern, cstr, LD, TypeLD> {
>   bits<5> rd;
>   bits<5> rs;
>   bits<5> rt;
>   bits<13> imm13;
> +  let mayLoad = 1;
>  }
>
>  // ST Instruction Class in V2/V3 can take SLOT0 only.
>  // ST Instruction Class in V4    can take SLOT0 & SLOT1.
>  // Definition of the instruction class CHANGED from V2/V3 to V4.
>  class STInst<dag outs, dag ins, string asmstr, list<dag> pattern>
> -  : InstHexagon<outs, ins, asmstr, pattern, "",  ST> {
> +  : InstHexagon<outs, ins, asmstr, pattern, "", ST, TypeST> {
> +  bits<5> rd;
> +  bits<5> rs;
> +  bits<13> imm13;
> +  let mayStore = 1;
> +}
> +
> +// SYSTEM Instruction Class in V4 can take SLOT0 only
> +// In V2/V3 we used ST for this but in v4 ST can take SLOT0 or SLOT1.
> +class SYSInst<dag outs, dag ins, string asmstr, list<dag> pattern>
> +  : InstHexagon<outs, ins, asmstr, pattern, "", SYS, TypeSYSTEM> {
>   bits<5> rd;
>   bits<5> rs;
>   bits<13> imm13;
> @@ -79,17 +108,18 @@
>  // Definition of the instruction class CHANGED from V2/V3 to V4.
>  class STInstPost<dag outs, dag ins, string asmstr, list<dag> pattern,
>                  string cstr>
> -  : InstHexagon<outs, ins, asmstr, pattern, cstr,  ST> {
> +  : InstHexagon<outs, ins, asmstr, pattern, cstr, ST, TypeST> {
>   bits<5> rd;
>   bits<5> rs;
>   bits<5> rt;
>   bits<13> imm13;
> +  let mayStore = 1;
>  }
>
>  // ALU32 Instruction Class in V2/V3/V4.
>  // Definition of the instruction class NOT CHANGED.
>  class ALU32Type<dag outs, dag ins, string asmstr, list<dag> pattern>
> -   : InstHexagon<outs, ins, asmstr, pattern, "",  ALU32> {
> +   : InstHexagon<outs, ins, asmstr, pattern, "", ALU32, TypeALU32> {
>   bits<5>  rd;
>   bits<5>  rs;
>   bits<5>  rt;
> @@ -102,7 +132,17 @@
>  // Definition of the instruction class NOT CHANGED.
>  // Name of the Instruction Class changed from ALU64 to XTYPE from V2/V3
> to V4.
>  class ALU64Type<dag outs, dag ins, string asmstr, list<dag> pattern>
> -   : InstHexagon<outs, ins, asmstr, pattern, "",  ALU64> {
> +   : InstHexagon<outs, ins, asmstr, pattern, "", ALU64, TypeXTYPE> {
> +  bits<5>  rd;
> +  bits<5>  rs;
> +  bits<5>  rt;
> +  bits<16> imm16;
> +  bits<16> imm16_2;
> +}
> +
> +class ALU64_acc<dag outs, dag ins, string asmstr, list<dag> pattern,
> +   string cstr>
> +   : InstHexagon<outs, ins, asmstr, pattern, cstr, ALU64, TypeXTYPE> {
>   bits<5>  rd;
>   bits<5>  rs;
>   bits<5>  rt;
> @@ -115,7 +155,7 @@
>  // Definition of the instruction class NOT CHANGED.
>  // Name of the Instruction Class changed from M to XTYPE from V2/V3 to V4.
>  class MInst<dag outs, dag ins, string asmstr, list<dag> pattern>
> -  : InstHexagon<outs, ins, asmstr, pattern, "",  M> {
> +  : InstHexagon<outs, ins, asmstr, pattern, "", M, TypeXTYPE> {
>   bits<5> rd;
>   bits<5> rs;
>   bits<5> rt;
> @@ -126,8 +166,8 @@
>  // Definition of the instruction class NOT CHANGED.
>  // Name of the Instruction Class changed from M to XTYPE from V2/V3 to V4.
>  class MInst_acc<dag outs, dag ins, string asmstr, list<dag> pattern,
> -                string cstr>
> -    : InstHexagon<outs, ins, asmstr, pattern, cstr,  M> {
> +               string cstr>
> +    : InstHexagon<outs, ins, asmstr, pattern, cstr, M, TypeXTYPE> {
>   bits<5> rd;
>   bits<5> rs;
>   bits<5> rt;
> @@ -138,9 +178,7 @@
>  // Definition of the instruction class NOT CHANGED.
>  // Name of the Instruction Class changed from S to XTYPE from V2/V3 to V4.
>  class SInst<dag outs, dag ins, string asmstr, list<dag> pattern>
> -//: InstHexagon<outs, ins, asmstr, pattern, cstr, !if(V4T, XTYPE_V4, M)> {
> -  : InstHexagon<outs, ins, asmstr, pattern, "",  S> {
> -//  : InstHexagon<outs, ins, asmstr, pattern, "", S> {
> +  : InstHexagon<outs, ins, asmstr, pattern, "", S, TypeXTYPE> {
>   bits<5> rd;
>   bits<5> rs;
>   bits<5> rt;
> @@ -151,8 +189,8 @@
>  // Definition of the instruction class NOT CHANGED.
>  // Name of the Instruction Class changed from S to XTYPE from V2/V3 to V4.
>  class SInst_acc<dag outs, dag ins, string asmstr, list<dag> pattern,
> -                string cstr>
> -  : InstHexagon<outs, ins, asmstr, pattern, cstr,  S> {
> +               string cstr>
> +  : InstHexagon<outs, ins, asmstr, pattern, cstr, S, TypeXTYPE> {
>  //  : InstHexagon<outs, ins, asmstr, pattern, cstr,  S> {
>  //  : InstHexagon<outs, ins, asmstr, pattern, cstr, !if(V4T, XTYPE_V4,
> S)> {
>   bits<5> rd;
> @@ -163,14 +201,14 @@
>  // J Instruction Class in V2/V3/V4.
>  // Definition of the instruction class NOT CHANGED.
>  class JType<dag outs, dag ins, string asmstr, list<dag> pattern>
> -  : InstHexagon<outs, ins, asmstr, pattern, "",  J> {
> +  : InstHexagon<outs, ins, asmstr, pattern, "", J, TypeJ> {
>   bits<16> imm16;
>  }
>
>  // JR Instruction Class in V2/V3/V4.
>  // Definition of the instruction class NOT CHANGED.
>  class JRType<dag outs, dag ins, string asmstr, list<dag> pattern>
> -  : InstHexagon<outs, ins, asmstr, pattern, "", JR> {
> +  : InstHexagon<outs, ins, asmstr, pattern, "", JR, TypeJR> {
>   bits<5>  rs;
>   bits<5>  pu; // Predicate register
>  }
> @@ -178,15 +216,22 @@
>  // CR Instruction Class in V2/V3/V4.
>  // Definition of the instruction class NOT CHANGED.
>  class CRInst<dag outs, dag ins, string asmstr, list<dag> pattern>
> -  : InstHexagon<outs, ins, asmstr, pattern, "", CR> {
> +  : InstHexagon<outs, ins, asmstr, pattern, "", CR, TypeCR> {
>   bits<5> rs;
>   bits<10> imm10;
>  }
>
> +class Marker<dag outs, dag ins, string asmstr, list<dag> pattern>
> +  : InstHexagon<outs, ins, asmstr, pattern, "", MARKER, TypeMARKER> {
> +  let isCodeGenOnly = 1;
> +  let isPseudo = 1;
> +}
>
>  class Pseudo<dag outs, dag ins, string asmstr, list<dag> pattern>
> - : InstHexagon<outs, ins, asmstr, pattern, "", PSEUDO>;
> -
> +  : InstHexagon<outs, ins, asmstr, pattern, "", PSEUDO, TypePSEUDO> {
> +  let isCodeGenOnly = 1;
> +  let isPseudo = 1;
> +}
>
>
>  //===----------------------------------------------------------------------===//
>  //                         Intruction Classes Definitions -
> @@ -222,6 +267,11 @@
>    : ALU64Type<outs, ins, asmstr, pattern> {
>  }
>
> +class ALU64_ri<dag outs, dag ins, string asmstr, list<dag> pattern>
> +   : ALU64Type<outs, ins, asmstr, pattern> {
> +  let rt{0-4} = 0;
> +}
> +
>  // J Type Instructions.
>  class JInst<dag outs, dag ins, string asmstr, list<dag> pattern>
>   : JType<outs, ins, asmstr, pattern> {
> @@ -237,12 +287,14 @@
>  class STInstPI<dag outs, dag ins, string asmstr, list<dag> pattern,
> string cstr>
>   : STInstPost<outs, ins, asmstr, pattern, cstr> {
>   let rt{0-4} = 0;
> +  let mayStore = 1;
>  }
>
>  // Post increment LD Instruction.
>  class LDInstPI<dag outs, dag ins, string asmstr, list<dag> pattern,
> string cstr>
>   : LDInstPost<outs, ins, asmstr, pattern, cstr> {
>   let rt{0-4} = 0;
> +  let mayLoad = 1;
>  }
>
>
>  //===----------------------------------------------------------------------===//
>
> Modified: llvm/trunk/lib/Target/Hexagon/HexagonInstrFormatsV4.td
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonInstrFormatsV4.td?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonInstrFormatsV4.td (original)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonInstrFormatsV4.td Thu Apr 12
> 16:06:38 2012
> @@ -11,11 +11,25 @@
>  //
>
>  //===----------------------------------------------------------------------===//
>
>
> +//----------------------------------------------------------------------------//
> +//                         Hexagon Intruction Flags +
> +//
> +//                        *** Must match BaseInfo.h ***
>
> +//----------------------------------------------------------------------------//
> +
> +def TypeMEMOP  : Type<9>;
> +def TypeNV     : Type<10>;
> +def TypePREFIX : Type<30>;
> +
>
> +//----------------------------------------------------------------------------//
> +//                         Intruction Classes Definitions +
>
> +//----------------------------------------------------------------------------//
> +
>  //
>  // NV type instructions.
>  //
>  class NVInst_V4<dag outs, dag ins, string asmstr, list<dag> pattern>
> -  : InstHexagon<outs, ins, asmstr, pattern, "", NV_V4> {
> +  : InstHexagon<outs, ins, asmstr, pattern, "", NV_V4, TypeNV> {
>   bits<5> rd;
>   bits<5> rs;
>   bits<13> imm13;
> @@ -24,7 +38,7 @@
>  // Definition of Post increment new value store.
>  class NVInstPost_V4<dag outs, dag ins, string asmstr, list<dag> pattern,
>                     string cstr>
> -  : InstHexagon<outs, ins, asmstr, pattern, cstr, NV_V4> {
> +  : InstHexagon<outs, ins, asmstr, pattern, cstr, NV_V4, TypeNV> {
>   bits<5> rd;
>   bits<5> rs;
>   bits<5> rt;
> @@ -39,8 +53,15 @@
>  }
>
>  class MEMInst_V4<dag outs, dag ins, string asmstr, list<dag> pattern>
> -  : InstHexagon<outs, ins, asmstr, pattern, "",  MEM_V4> {
> +  : InstHexagon<outs, ins, asmstr, pattern, "", MEM_V4, TypeMEMOP> {
>   bits<5> rd;
>   bits<5> rs;
>   bits<6> imm6;
>  }
> +
> +class Immext<dag outs, dag ins, string asmstr, list<dag> pattern>
> +  : InstHexagon<outs, ins, asmstr, pattern, "", PREFIX, TypePREFIX> {
> +  let isCodeGenOnly = 1;
> +
> +  bits<26> imm26;
> +}
>
> Modified: llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.cpp?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.cpp (original)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.cpp Thu Apr 12 16:06:38
> 2012
> @@ -11,10 +11,10 @@
>  //
>
>  //===----------------------------------------------------------------------===//
>
> -#include "Hexagon.h"
>  #include "HexagonInstrInfo.h"
>  #include "HexagonRegisterInfo.h"
>  #include "HexagonSubtarget.h"
> +#include "Hexagon.h"
>  #include "llvm/ADT/STLExtras.h"
>  #include "llvm/ADT/SmallVector.h"
>  #include "llvm/CodeGen/DFAPacketizer.h"
> @@ -466,7 +466,869 @@
>   return NewReg;
>  }
>
> +bool HexagonInstrInfo::isExtendable(const MachineInstr *MI) const {
> +  switch(MI->getOpcode()) {
> +    // JMP_EQri
> +    case Hexagon::JMP_EQriPt_nv_V4:
> +    case Hexagon::JMP_EQriPnt_nv_V4:
> +    case Hexagon::JMP_EQriNotPt_nv_V4:
> +    case Hexagon::JMP_EQriNotPnt_nv_V4:
> +
> +    // JMP_EQri - with -1
> +    case Hexagon::JMP_EQriPtneg_nv_V4:
> +    case Hexagon::JMP_EQriPntneg_nv_V4:
> +    case Hexagon::JMP_EQriNotPtneg_nv_V4:
> +    case Hexagon::JMP_EQriNotPntneg_nv_V4:
> +
> +    // JMP_EQrr
> +    case Hexagon::JMP_EQrrPt_nv_V4:
> +    case Hexagon::JMP_EQrrPnt_nv_V4:
> +    case Hexagon::JMP_EQrrNotPt_nv_V4:
> +    case Hexagon::JMP_EQrrNotPnt_nv_V4:
> +
> +    // JMP_GTri
> +    case Hexagon::JMP_GTriPt_nv_V4:
> +    case Hexagon::JMP_GTriPnt_nv_V4:
> +    case Hexagon::JMP_GTriNotPt_nv_V4:
> +    case Hexagon::JMP_GTriNotPnt_nv_V4:
> +
> +    // JMP_GTri - with -1
> +    case Hexagon::JMP_GTriPtneg_nv_V4:
> +    case Hexagon::JMP_GTriPntneg_nv_V4:
> +    case Hexagon::JMP_GTriNotPtneg_nv_V4:
> +    case Hexagon::JMP_GTriNotPntneg_nv_V4:
> +
> +    // JMP_GTrr
> +    case Hexagon::JMP_GTrrPt_nv_V4:
> +    case Hexagon::JMP_GTrrPnt_nv_V4:
> +    case Hexagon::JMP_GTrrNotPt_nv_V4:
> +    case Hexagon::JMP_GTrrNotPnt_nv_V4:
> +
> +    // JMP_GTrrdn
> +    case Hexagon::JMP_GTrrdnPt_nv_V4:
> +    case Hexagon::JMP_GTrrdnPnt_nv_V4:
> +    case Hexagon::JMP_GTrrdnNotPt_nv_V4:
> +    case Hexagon::JMP_GTrrdnNotPnt_nv_V4:
> +
> +    // JMP_GTUri
> +    case Hexagon::JMP_GTUriPt_nv_V4:
> +    case Hexagon::JMP_GTUriPnt_nv_V4:
> +    case Hexagon::JMP_GTUriNotPt_nv_V4:
> +    case Hexagon::JMP_GTUriNotPnt_nv_V4:
> +
> +    // JMP_GTUrr
> +    case Hexagon::JMP_GTUrrPt_nv_V4:
> +    case Hexagon::JMP_GTUrrPnt_nv_V4:
> +    case Hexagon::JMP_GTUrrNotPt_nv_V4:
> +    case Hexagon::JMP_GTUrrNotPnt_nv_V4:
> +
> +    // JMP_GTUrrdn
> +    case Hexagon::JMP_GTUrrdnPt_nv_V4:
> +    case Hexagon::JMP_GTUrrdnPnt_nv_V4:
> +    case Hexagon::JMP_GTUrrdnNotPt_nv_V4:
> +    case Hexagon::JMP_GTUrrdnNotPnt_nv_V4:
> +      return true;
> +
> +    // TFR_FI
> +    case Hexagon::TFR_FI:
> +      return true;
> +
> +
> +    default:
> +      return false;
> +  }
> +  return  false;
> +}
> +
> +bool HexagonInstrInfo::isExtended(const MachineInstr *MI) const {
> +  switch(MI->getOpcode()) {
> +    // JMP_EQri
> +    case Hexagon::JMP_EQriPt_ie_nv_V4:
> +    case Hexagon::JMP_EQriPnt_ie_nv_V4:
> +    case Hexagon::JMP_EQriNotPt_ie_nv_V4:
> +    case Hexagon::JMP_EQriNotPnt_ie_nv_V4:
> +
> +    // JMP_EQri - with -1
> +    case Hexagon::JMP_EQriPtneg_ie_nv_V4:
> +    case Hexagon::JMP_EQriPntneg_ie_nv_V4:
> +    case Hexagon::JMP_EQriNotPtneg_ie_nv_V4:
> +    case Hexagon::JMP_EQriNotPntneg_ie_nv_V4:
> +
> +    // JMP_EQrr
> +    case Hexagon::JMP_EQrrPt_ie_nv_V4:
> +    case Hexagon::JMP_EQrrPnt_ie_nv_V4:
> +    case Hexagon::JMP_EQrrNotPt_ie_nv_V4:
> +    case Hexagon::JMP_EQrrNotPnt_ie_nv_V4:
> +
> +    // JMP_GTri
> +    case Hexagon::JMP_GTriPt_ie_nv_V4:
> +    case Hexagon::JMP_GTriPnt_ie_nv_V4:
> +    case Hexagon::JMP_GTriNotPt_ie_nv_V4:
> +    case Hexagon::JMP_GTriNotPnt_ie_nv_V4:
> +
> +    // JMP_GTri - with -1
> +    case Hexagon::JMP_GTriPtneg_ie_nv_V4:
> +    case Hexagon::JMP_GTriPntneg_ie_nv_V4:
> +    case Hexagon::JMP_GTriNotPtneg_ie_nv_V4:
> +    case Hexagon::JMP_GTriNotPntneg_ie_nv_V4:
> +
> +    // JMP_GTrr
> +    case Hexagon::JMP_GTrrPt_ie_nv_V4:
> +    case Hexagon::JMP_GTrrPnt_ie_nv_V4:
> +    case Hexagon::JMP_GTrrNotPt_ie_nv_V4:
> +    case Hexagon::JMP_GTrrNotPnt_ie_nv_V4:
> +
> +    // JMP_GTrrdn
> +    case Hexagon::JMP_GTrrdnPt_ie_nv_V4:
> +    case Hexagon::JMP_GTrrdnPnt_ie_nv_V4:
> +    case Hexagon::JMP_GTrrdnNotPt_ie_nv_V4:
> +    case Hexagon::JMP_GTrrdnNotPnt_ie_nv_V4:
> +
> +    // JMP_GTUri
> +    case Hexagon::JMP_GTUriPt_ie_nv_V4:
> +    case Hexagon::JMP_GTUriPnt_ie_nv_V4:
> +    case Hexagon::JMP_GTUriNotPt_ie_nv_V4:
> +    case Hexagon::JMP_GTUriNotPnt_ie_nv_V4:
> +
> +    // JMP_GTUrr
> +    case Hexagon::JMP_GTUrrPt_ie_nv_V4:
> +    case Hexagon::JMP_GTUrrPnt_ie_nv_V4:
> +    case Hexagon::JMP_GTUrrNotPt_ie_nv_V4:
> +    case Hexagon::JMP_GTUrrNotPnt_ie_nv_V4:
> +
> +    // JMP_GTUrrdn
> +    case Hexagon::JMP_GTUrrdnPt_ie_nv_V4:
> +    case Hexagon::JMP_GTUrrdnPnt_ie_nv_V4:
> +    case Hexagon::JMP_GTUrrdnNotPt_ie_nv_V4:
> +    case Hexagon::JMP_GTUrrdnNotPnt_ie_nv_V4:
> +
> +    // V4 absolute set addressing.
> +    case Hexagon::LDrid_abs_setimm_V4:
> +    case Hexagon::LDriw_abs_setimm_V4:
> +    case Hexagon::LDrih_abs_setimm_V4:
> +    case Hexagon::LDrib_abs_setimm_V4:
> +    case Hexagon::LDriuh_abs_setimm_V4:
> +    case Hexagon::LDriub_abs_setimm_V4:
> +
> +    case Hexagon::STrid_abs_setimm_V4:
> +    case Hexagon::STrib_abs_setimm_V4:
> +    case Hexagon::STrih_abs_setimm_V4:
> +    case Hexagon::STriw_abs_setimm_V4:
> +
> +    // V4 global address load.
> +    case Hexagon::LDrid_GP_cPt_V4 :
> +    case Hexagon::LDrid_GP_cNotPt_V4 :
> +    case Hexagon::LDrid_GP_cdnPt_V4 :
> +    case Hexagon::LDrid_GP_cdnNotPt_V4 :
> +    case Hexagon::LDrib_GP_cPt_V4 :
> +    case Hexagon::LDrib_GP_cNotPt_V4 :
> +    case Hexagon::LDrib_GP_cdnPt_V4 :
> +    case Hexagon::LDrib_GP_cdnNotPt_V4 :
> +    case Hexagon::LDriub_GP_cPt_V4 :
> +    case Hexagon::LDriub_GP_cNotPt_V4 :
> +    case Hexagon::LDriub_GP_cdnPt_V4 :
> +    case Hexagon::LDriub_GP_cdnNotPt_V4 :
> +    case Hexagon::LDrih_GP_cPt_V4 :
> +    case Hexagon::LDrih_GP_cNotPt_V4 :
> +    case Hexagon::LDrih_GP_cdnPt_V4 :
> +    case Hexagon::LDrih_GP_cdnNotPt_V4 :
> +    case Hexagon::LDriuh_GP_cPt_V4 :
> +    case Hexagon::LDriuh_GP_cNotPt_V4 :
> +    case Hexagon::LDriuh_GP_cdnPt_V4 :
> +    case Hexagon::LDriuh_GP_cdnNotPt_V4 :
> +    case Hexagon::LDriw_GP_cPt_V4 :
> +    case Hexagon::LDriw_GP_cNotPt_V4 :
> +    case Hexagon::LDriw_GP_cdnPt_V4 :
> +    case Hexagon::LDriw_GP_cdnNotPt_V4 :
> +    case Hexagon::LDd_GP_cPt_V4 :
> +    case Hexagon::LDd_GP_cNotPt_V4 :
> +    case Hexagon::LDd_GP_cdnPt_V4 :
> +    case Hexagon::LDd_GP_cdnNotPt_V4 :
> +    case Hexagon::LDb_GP_cPt_V4 :
> +    case Hexagon::LDb_GP_cNotPt_V4 :
> +    case Hexagon::LDb_GP_cdnPt_V4 :
> +    case Hexagon::LDb_GP_cdnNotPt_V4 :
> +    case Hexagon::LDub_GP_cPt_V4 :
> +    case Hexagon::LDub_GP_cNotPt_V4 :
> +    case Hexagon::LDub_GP_cdnPt_V4 :
> +    case Hexagon::LDub_GP_cdnNotPt_V4 :
> +    case Hexagon::LDh_GP_cPt_V4 :
> +    case Hexagon::LDh_GP_cNotPt_V4 :
> +    case Hexagon::LDh_GP_cdnPt_V4 :
> +    case Hexagon::LDh_GP_cdnNotPt_V4 :
> +    case Hexagon::LDuh_GP_cPt_V4 :
> +    case Hexagon::LDuh_GP_cNotPt_V4 :
> +    case Hexagon::LDuh_GP_cdnPt_V4 :
> +    case Hexagon::LDuh_GP_cdnNotPt_V4 :
> +    case Hexagon::LDw_GP_cPt_V4 :
> +    case Hexagon::LDw_GP_cNotPt_V4 :
> +    case Hexagon::LDw_GP_cdnPt_V4 :
> +    case Hexagon::LDw_GP_cdnNotPt_V4 :
> +
> +    // V4 global address store.
> +    case Hexagon::STrid_GP_cPt_V4 :
> +    case Hexagon::STrid_GP_cNotPt_V4 :
> +    case Hexagon::STrid_GP_cdnPt_V4 :
> +    case Hexagon::STrid_GP_cdnNotPt_V4 :
> +    case Hexagon::STrib_GP_cPt_V4 :
> +    case Hexagon::STrib_GP_cNotPt_V4 :
> +    case Hexagon::STrib_GP_cdnPt_V4 :
> +    case Hexagon::STrib_GP_cdnNotPt_V4 :
> +    case Hexagon::STrih_GP_cPt_V4 :
> +    case Hexagon::STrih_GP_cNotPt_V4 :
> +    case Hexagon::STrih_GP_cdnPt_V4 :
> +    case Hexagon::STrih_GP_cdnNotPt_V4 :
> +    case Hexagon::STriw_GP_cPt_V4 :
> +    case Hexagon::STriw_GP_cNotPt_V4 :
> +    case Hexagon::STriw_GP_cdnPt_V4 :
> +    case Hexagon::STriw_GP_cdnNotPt_V4 :
> +    case Hexagon::STd_GP_cPt_V4 :
> +    case Hexagon::STd_GP_cNotPt_V4 :
> +    case Hexagon::STd_GP_cdnPt_V4 :
> +    case Hexagon::STd_GP_cdnNotPt_V4 :
> +    case Hexagon::STb_GP_cPt_V4 :
> +    case Hexagon::STb_GP_cNotPt_V4 :
> +    case Hexagon::STb_GP_cdnPt_V4 :
> +    case Hexagon::STb_GP_cdnNotPt_V4 :
> +    case Hexagon::STh_GP_cPt_V4 :
> +    case Hexagon::STh_GP_cNotPt_V4 :
> +    case Hexagon::STh_GP_cdnPt_V4 :
> +    case Hexagon::STh_GP_cdnNotPt_V4 :
> +    case Hexagon::STw_GP_cPt_V4 :
> +    case Hexagon::STw_GP_cNotPt_V4 :
> +    case Hexagon::STw_GP_cdnPt_V4 :
> +    case Hexagon::STw_GP_cdnNotPt_V4 :
> +
> +    // V4 predicated global address new value store.
> +    case Hexagon::STrib_GP_cPt_nv_V4 :
> +    case Hexagon::STrib_GP_cNotPt_nv_V4 :
> +    case Hexagon::STrib_GP_cdnPt_nv_V4 :
> +    case Hexagon::STrib_GP_cdnNotPt_nv_V4 :
> +    case Hexagon::STrih_GP_cPt_nv_V4 :
> +    case Hexagon::STrih_GP_cNotPt_nv_V4 :
> +    case Hexagon::STrih_GP_cdnPt_nv_V4 :
> +    case Hexagon::STrih_GP_cdnNotPt_nv_V4 :
> +    case Hexagon::STriw_GP_cPt_nv_V4 :
> +    case Hexagon::STriw_GP_cNotPt_nv_V4 :
> +    case Hexagon::STriw_GP_cdnPt_nv_V4 :
> +    case Hexagon::STriw_GP_cdnNotPt_nv_V4 :
> +    case Hexagon::STb_GP_cPt_nv_V4 :
> +    case Hexagon::STb_GP_cNotPt_nv_V4 :
> +    case Hexagon::STb_GP_cdnPt_nv_V4 :
> +    case Hexagon::STb_GP_cdnNotPt_nv_V4 :
> +    case Hexagon::STh_GP_cPt_nv_V4 :
> +    case Hexagon::STh_GP_cNotPt_nv_V4 :
> +    case Hexagon::STh_GP_cdnPt_nv_V4 :
> +    case Hexagon::STh_GP_cdnNotPt_nv_V4 :
> +    case Hexagon::STw_GP_cPt_nv_V4 :
> +    case Hexagon::STw_GP_cNotPt_nv_V4 :
> +    case Hexagon::STw_GP_cdnPt_nv_V4 :
> +    case Hexagon::STw_GP_cdnNotPt_nv_V4 :
> +
> +    // TFR_FI
> +    case Hexagon::TFR_FI_immext_V4:
> +      return true;
> +
> +    default:
> +      return false;
> +  }
> +  return  false;
> +}
> +
> +bool HexagonInstrInfo::isNewValueJump(const MachineInstr *MI) const {
> +  switch (MI->getOpcode()) {
> +    // JMP_EQri
> +    case Hexagon::JMP_EQriPt_nv_V4:
> +    case Hexagon::JMP_EQriPnt_nv_V4:
> +    case Hexagon::JMP_EQriNotPt_nv_V4:
> +    case Hexagon::JMP_EQriNotPnt_nv_V4:
> +    case Hexagon::JMP_EQriPt_ie_nv_V4:
> +    case Hexagon::JMP_EQriPnt_ie_nv_V4:
> +    case Hexagon::JMP_EQriNotPt_ie_nv_V4:
> +    case Hexagon::JMP_EQriNotPnt_ie_nv_V4:
> +
> +    // JMP_EQri - with -1
> +    case Hexagon::JMP_EQriPtneg_nv_V4:
> +    case Hexagon::JMP_EQriPntneg_nv_V4:
> +    case Hexagon::JMP_EQriNotPtneg_nv_V4:
> +    case Hexagon::JMP_EQriNotPntneg_nv_V4:
> +    case Hexagon::JMP_EQriPtneg_ie_nv_V4:
> +    case Hexagon::JMP_EQriPntneg_ie_nv_V4:
> +    case Hexagon::JMP_EQriNotPtneg_ie_nv_V4:
> +    case Hexagon::JMP_EQriNotPntneg_ie_nv_V4:
> +
> +    // JMP_EQrr
> +    case Hexagon::JMP_EQrrPt_nv_V4:
> +    case Hexagon::JMP_EQrrPnt_nv_V4:
> +    case Hexagon::JMP_EQrrNotPt_nv_V4:
> +    case Hexagon::JMP_EQrrNotPnt_nv_V4:
> +    case Hexagon::JMP_EQrrPt_ie_nv_V4:
> +    case Hexagon::JMP_EQrrPnt_ie_nv_V4:
> +    case Hexagon::JMP_EQrrNotPt_ie_nv_V4:
> +    case Hexagon::JMP_EQrrNotPnt_ie_nv_V4:
> +
> +    // JMP_GTri
> +    case Hexagon::JMP_GTriPt_nv_V4:
> +    case Hexagon::JMP_GTriPnt_nv_V4:
> +    case Hexagon::JMP_GTriNotPt_nv_V4:
> +    case Hexagon::JMP_GTriNotPnt_nv_V4:
> +    case Hexagon::JMP_GTriPt_ie_nv_V4:
> +    case Hexagon::JMP_GTriPnt_ie_nv_V4:
> +    case Hexagon::JMP_GTriNotPt_ie_nv_V4:
> +    case Hexagon::JMP_GTriNotPnt_ie_nv_V4:
> +
> +    // JMP_GTri - with -1
> +    case Hexagon::JMP_GTriPtneg_nv_V4:
> +    case Hexagon::JMP_GTriPntneg_nv_V4:
> +    case Hexagon::JMP_GTriNotPtneg_nv_V4:
> +    case Hexagon::JMP_GTriNotPntneg_nv_V4:
> +    case Hexagon::JMP_GTriPtneg_ie_nv_V4:
> +    case Hexagon::JMP_GTriPntneg_ie_nv_V4:
> +    case Hexagon::JMP_GTriNotPtneg_ie_nv_V4:
> +    case Hexagon::JMP_GTriNotPntneg_ie_nv_V4:
> +
> +    // JMP_GTrr
> +    case Hexagon::JMP_GTrrPt_nv_V4:
> +    case Hexagon::JMP_GTrrPnt_nv_V4:
> +    case Hexagon::JMP_GTrrNotPt_nv_V4:
> +    case Hexagon::JMP_GTrrNotPnt_nv_V4:
> +    case Hexagon::JMP_GTrrPt_ie_nv_V4:
> +    case Hexagon::JMP_GTrrPnt_ie_nv_V4:
> +    case Hexagon::JMP_GTrrNotPt_ie_nv_V4:
> +    case Hexagon::JMP_GTrrNotPnt_ie_nv_V4:
> +
> +    // JMP_GTrrdn
> +    case Hexagon::JMP_GTrrdnPt_nv_V4:
> +    case Hexagon::JMP_GTrrdnPnt_nv_V4:
> +    case Hexagon::JMP_GTrrdnNotPt_nv_V4:
> +    case Hexagon::JMP_GTrrdnNotPnt_nv_V4:
> +    case Hexagon::JMP_GTrrdnPt_ie_nv_V4:
> +    case Hexagon::JMP_GTrrdnPnt_ie_nv_V4:
> +    case Hexagon::JMP_GTrrdnNotPt_ie_nv_V4:
> +    case Hexagon::JMP_GTrrdnNotPnt_ie_nv_V4:
> +
> +    // JMP_GTUri
> +    case Hexagon::JMP_GTUriPt_nv_V4:
> +    case Hexagon::JMP_GTUriPnt_nv_V4:
> +    case Hexagon::JMP_GTUriNotPt_nv_V4:
> +    case Hexagon::JMP_GTUriNotPnt_nv_V4:
> +    case Hexagon::JMP_GTUriPt_ie_nv_V4:
> +    case Hexagon::JMP_GTUriPnt_ie_nv_V4:
> +    case Hexagon::JMP_GTUriNotPt_ie_nv_V4:
> +    case Hexagon::JMP_GTUriNotPnt_ie_nv_V4:
> +
> +    // JMP_GTUrr
> +    case Hexagon::JMP_GTUrrPt_nv_V4:
> +    case Hexagon::JMP_GTUrrPnt_nv_V4:
> +    case Hexagon::JMP_GTUrrNotPt_nv_V4:
> +    case Hexagon::JMP_GTUrrNotPnt_nv_V4:
> +    case Hexagon::JMP_GTUrrPt_ie_nv_V4:
> +    case Hexagon::JMP_GTUrrPnt_ie_nv_V4:
> +    case Hexagon::JMP_GTUrrNotPt_ie_nv_V4:
> +    case Hexagon::JMP_GTUrrNotPnt_ie_nv_V4:
> +
> +    // JMP_GTUrrdn
> +    case Hexagon::JMP_GTUrrdnPt_nv_V4:
> +    case Hexagon::JMP_GTUrrdnPnt_nv_V4:
> +    case Hexagon::JMP_GTUrrdnNotPt_nv_V4:
> +    case Hexagon::JMP_GTUrrdnNotPnt_nv_V4:
> +    case Hexagon::JMP_GTUrrdnPt_ie_nv_V4:
> +    case Hexagon::JMP_GTUrrdnPnt_ie_nv_V4:
> +    case Hexagon::JMP_GTUrrdnNotPt_ie_nv_V4:
> +    case Hexagon::JMP_GTUrrdnNotPnt_ie_nv_V4:
> +      return true;
> +
> +    default:
> +      return false;
> +  }
> +  return false;
> +}
> +
> +unsigned HexagonInstrInfo::getImmExtForm(const MachineInstr* MI) const {
> +  switch(MI->getOpcode()) {
> +    // JMP_EQri
> +    case Hexagon::JMP_EQriPt_nv_V4:
> +      return Hexagon::JMP_EQriPt_ie_nv_V4;
> +    case Hexagon::JMP_EQriNotPt_nv_V4:
> +      return Hexagon::JMP_EQriNotPt_ie_nv_V4;
> +    case Hexagon::JMP_EQriPnt_nv_V4:
> +      return Hexagon::JMP_EQriPnt_ie_nv_V4;
> +    case Hexagon::JMP_EQriNotPnt_nv_V4:
> +      return Hexagon::JMP_EQriNotPnt_ie_nv_V4;
> +
> +    // JMP_EQri -- with -1
> +    case Hexagon::JMP_EQriPtneg_nv_V4:
> +      return Hexagon::JMP_EQriPtneg_ie_nv_V4;
> +    case Hexagon::JMP_EQriNotPtneg_nv_V4:
> +      return Hexagon::JMP_EQriNotPtneg_ie_nv_V4;
> +    case Hexagon::JMP_EQriPntneg_nv_V4:
> +      return Hexagon::JMP_EQriPntneg_ie_nv_V4;
> +    case Hexagon::JMP_EQriNotPntneg_nv_V4:
> +      return Hexagon::JMP_EQriNotPntneg_ie_nv_V4;
> +
> +    // JMP_EQrr
> +    case Hexagon::JMP_EQrrPt_nv_V4:
> +      return Hexagon::JMP_EQrrPt_ie_nv_V4;
> +    case Hexagon::JMP_EQrrNotPt_nv_V4:
> +      return Hexagon::JMP_EQrrNotPt_ie_nv_V4;
> +    case Hexagon::JMP_EQrrPnt_nv_V4:
> +      return Hexagon::JMP_EQrrPnt_ie_nv_V4;
> +    case Hexagon::JMP_EQrrNotPnt_nv_V4:
> +      return Hexagon::JMP_EQrrNotPnt_ie_nv_V4;
> +
> +    // JMP_GTri
> +    case Hexagon::JMP_GTriPt_nv_V4:
> +      return Hexagon::JMP_GTriPt_ie_nv_V4;
> +    case Hexagon::JMP_GTriNotPt_nv_V4:
> +      return Hexagon::JMP_GTriNotPt_ie_nv_V4;
> +    case Hexagon::JMP_GTriPnt_nv_V4:
> +      return Hexagon::JMP_GTriPnt_ie_nv_V4;
> +    case Hexagon::JMP_GTriNotPnt_nv_V4:
> +      return Hexagon::JMP_GTriNotPnt_ie_nv_V4;
> +
> +    // JMP_GTri -- with -1
> +    case Hexagon::JMP_GTriPtneg_nv_V4:
> +      return Hexagon::JMP_GTriPtneg_ie_nv_V4;
> +    case Hexagon::JMP_GTriNotPtneg_nv_V4:
> +      return Hexagon::JMP_GTriNotPtneg_ie_nv_V4;
> +    case Hexagon::JMP_GTriPntneg_nv_V4:
> +      return Hexagon::JMP_GTriPntneg_ie_nv_V4;
> +    case Hexagon::JMP_GTriNotPntneg_nv_V4:
> +      return Hexagon::JMP_GTriNotPntneg_ie_nv_V4;
> +
> +    // JMP_GTrr
> +    case Hexagon::JMP_GTrrPt_nv_V4:
> +      return Hexagon::JMP_GTrrPt_ie_nv_V4;
> +    case Hexagon::JMP_GTrrNotPt_nv_V4:
> +      return Hexagon::JMP_GTrrNotPt_ie_nv_V4;
> +    case Hexagon::JMP_GTrrPnt_nv_V4:
> +      return Hexagon::JMP_GTrrPnt_ie_nv_V4;
> +    case Hexagon::JMP_GTrrNotPnt_nv_V4:
> +      return Hexagon::JMP_GTrrNotPnt_ie_nv_V4;
> +
> +    // JMP_GTrrdn
> +    case Hexagon::JMP_GTrrdnPt_nv_V4:
> +      return Hexagon::JMP_GTrrdnPt_ie_nv_V4;
> +    case Hexagon::JMP_GTrrdnNotPt_nv_V4:
> +      return Hexagon::JMP_GTrrdnNotPt_ie_nv_V4;
> +    case Hexagon::JMP_GTrrdnPnt_nv_V4:
> +      return Hexagon::JMP_GTrrdnPnt_ie_nv_V4;
> +    case Hexagon::JMP_GTrrdnNotPnt_nv_V4:
> +      return Hexagon::JMP_GTrrdnNotPnt_ie_nv_V4;
> +
> +    // JMP_GTUri
> +    case Hexagon::JMP_GTUriPt_nv_V4:
> +      return Hexagon::JMP_GTUriPt_ie_nv_V4;
> +    case Hexagon::JMP_GTUriNotPt_nv_V4:
> +      return Hexagon::JMP_GTUriNotPt_ie_nv_V4;
> +    case Hexagon::JMP_GTUriPnt_nv_V4:
> +      return Hexagon::JMP_GTUriPnt_ie_nv_V4;
> +    case Hexagon::JMP_GTUriNotPnt_nv_V4:
> +      return Hexagon::JMP_GTUriNotPnt_ie_nv_V4;
> +
> +    // JMP_GTUrr
> +    case Hexagon::JMP_GTUrrPt_nv_V4:
> +      return Hexagon::JMP_GTUrrPt_ie_nv_V4;
> +    case Hexagon::JMP_GTUrrNotPt_nv_V4:
> +      return Hexagon::JMP_GTUrrNotPt_ie_nv_V4;
> +    case Hexagon::JMP_GTUrrPnt_nv_V4:
> +      return Hexagon::JMP_GTUrrPnt_ie_nv_V4;
> +    case Hexagon::JMP_GTUrrNotPnt_nv_V4:
> +      return Hexagon::JMP_GTUrrNotPnt_ie_nv_V4;
> +
> +    // JMP_GTUrrdn
> +    case Hexagon::JMP_GTUrrdnPt_nv_V4:
> +      return Hexagon::JMP_GTUrrdnPt_ie_nv_V4;
> +    case Hexagon::JMP_GTUrrdnNotPt_nv_V4:
> +      return Hexagon::JMP_GTUrrdnNotPt_ie_nv_V4;
> +    case Hexagon::JMP_GTUrrdnPnt_nv_V4:
> +      return Hexagon::JMP_GTUrrdnPnt_ie_nv_V4;
> +    case Hexagon::JMP_GTUrrdnNotPnt_nv_V4:
> +      return Hexagon::JMP_GTUrrdnNotPnt_ie_nv_V4;
> +
> +  case Hexagon::TFR_FI:
> +      return Hexagon::TFR_FI_immext_V4;
> +
> +  case Hexagon::MEMw_ADDSUBi_indexed_MEM_V4 :
> +  case Hexagon::MEMw_ADDi_indexed_MEM_V4 :
> +  case Hexagon::MEMw_SUBi_indexed_MEM_V4 :
> +  case Hexagon::MEMw_ADDr_indexed_MEM_V4 :
> +  case Hexagon::MEMw_SUBr_indexed_MEM_V4 :
> +  case Hexagon::MEMw_ANDr_indexed_MEM_V4 :
> +  case Hexagon::MEMw_ORr_indexed_MEM_V4 :
> +  case Hexagon::MEMw_ADDSUBi_MEM_V4 :
> +  case Hexagon::MEMw_ADDi_MEM_V4 :
> +  case Hexagon::MEMw_SUBi_MEM_V4 :
> +  case Hexagon::MEMw_ADDr_MEM_V4 :
> +  case Hexagon::MEMw_SUBr_MEM_V4 :
> +  case Hexagon::MEMw_ANDr_MEM_V4 :
> +  case Hexagon::MEMw_ORr_MEM_V4 :
> +  case Hexagon::MEMh_ADDSUBi_indexed_MEM_V4 :
> +  case Hexagon::MEMh_ADDi_indexed_MEM_V4 :
> +  case Hexagon::MEMh_SUBi_indexed_MEM_V4 :
> +  case Hexagon::MEMh_ADDr_indexed_MEM_V4 :
> +  case Hexagon::MEMh_SUBr_indexed_MEM_V4 :
> +  case Hexagon::MEMh_ANDr_indexed_MEM_V4 :
> +  case Hexagon::MEMh_ORr_indexed_MEM_V4 :
> +  case Hexagon::MEMh_ADDSUBi_MEM_V4 :
> +  case Hexagon::MEMh_ADDi_MEM_V4 :
> +  case Hexagon::MEMh_SUBi_MEM_V4 :
> +  case Hexagon::MEMh_ADDr_MEM_V4 :
> +  case Hexagon::MEMh_SUBr_MEM_V4 :
> +  case Hexagon::MEMh_ANDr_MEM_V4 :
> +  case Hexagon::MEMh_ORr_MEM_V4 :
> +  case Hexagon::MEMb_ADDSUBi_indexed_MEM_V4 :
> +  case Hexagon::MEMb_ADDi_indexed_MEM_V4 :
> +  case Hexagon::MEMb_SUBi_indexed_MEM_V4 :
> +  case Hexagon::MEMb_ADDr_indexed_MEM_V4 :
> +  case Hexagon::MEMb_SUBr_indexed_MEM_V4 :
> +  case Hexagon::MEMb_ANDr_indexed_MEM_V4 :
> +  case Hexagon::MEMb_ORr_indexed_MEM_V4 :
> +  case Hexagon::MEMb_ADDSUBi_MEM_V4 :
> +  case Hexagon::MEMb_ADDi_MEM_V4 :
> +  case Hexagon::MEMb_SUBi_MEM_V4 :
> +  case Hexagon::MEMb_ADDr_MEM_V4 :
> +  case Hexagon::MEMb_SUBr_MEM_V4 :
> +  case Hexagon::MEMb_ANDr_MEM_V4 :
> +  case Hexagon::MEMb_ORr_MEM_V4 :
> +    assert(0 && "Needs implementing");
> +
> +  default:
> +    assert(0 && "Unknown type of instruction");
> +  }
> +  assert(0 && "Unknown type of instruction");
> +}
> +
> +unsigned HexagonInstrInfo::getNormalBranchForm(const MachineInstr* MI)
> const {
> +  switch(MI->getOpcode()) {
> +    // JMP_EQri
> +    case Hexagon::JMP_EQriPt_ie_nv_V4:
> +      return Hexagon::JMP_EQriPt_nv_V4;
> +    case Hexagon::JMP_EQriNotPt_ie_nv_V4:
> +      return Hexagon::JMP_EQriNotPt_nv_V4;
> +    case Hexagon::JMP_EQriPnt_ie_nv_V4:
> +      return Hexagon::JMP_EQriPnt_nv_V4;
> +    case Hexagon::JMP_EQriNotPnt_ie_nv_V4:
> +      return Hexagon::JMP_EQriNotPnt_nv_V4;
>
> +    // JMP_EQri -- with -1
> +    case Hexagon::JMP_EQriPtneg_ie_nv_V4:
> +      return Hexagon::JMP_EQriPtneg_nv_V4;
> +    case Hexagon::JMP_EQriNotPtneg_ie_nv_V4:
> +      return Hexagon::JMP_EQriNotPtneg_nv_V4;
> +    case Hexagon::JMP_EQriPntneg_ie_nv_V4:
> +      return Hexagon::JMP_EQriPntneg_nv_V4;
> +    case Hexagon::JMP_EQriNotPntneg_ie_nv_V4:
> +      return Hexagon::JMP_EQriNotPntneg_nv_V4;
> +
> +    // JMP_EQrr
> +    case Hexagon::JMP_EQrrPt_ie_nv_V4:
> +      return Hexagon::JMP_EQrrPt_nv_V4;
> +    case Hexagon::JMP_EQrrNotPt_ie_nv_V4:
> +      return Hexagon::JMP_EQrrNotPt_nv_V4;
> +    case Hexagon::JMP_EQrrPnt_ie_nv_V4:
> +      return Hexagon::JMP_EQrrPnt_nv_V4;
> +    case Hexagon::JMP_EQrrNotPnt_ie_nv_V4:
> +      return Hexagon::JMP_EQrrNotPnt_nv_V4;
> +
> +    // JMP_GTri
> +    case Hexagon::JMP_GTriPt_ie_nv_V4:
> +      return Hexagon::JMP_GTriPt_nv_V4;
> +    case Hexagon::JMP_GTriNotPt_ie_nv_V4:
> +      return Hexagon::JMP_GTriNotPt_nv_V4;
> +    case Hexagon::JMP_GTriPnt_ie_nv_V4:
> +      return Hexagon::JMP_GTriPnt_nv_V4;
> +    case Hexagon::JMP_GTriNotPnt_ie_nv_V4:
> +      return Hexagon::JMP_GTriNotPnt_nv_V4;
> +
> +    // JMP_GTri -- with -1
> +    case Hexagon::JMP_GTriPtneg_ie_nv_V4:
> +      return Hexagon::JMP_GTriPtneg_nv_V4;
> +    case Hexagon::JMP_GTriNotPtneg_ie_nv_V4:
> +      return Hexagon::JMP_GTriNotPtneg_nv_V4;
> +    case Hexagon::JMP_GTriPntneg_ie_nv_V4:
> +      return Hexagon::JMP_GTriPntneg_nv_V4;
> +    case Hexagon::JMP_GTriNotPntneg_ie_nv_V4:
> +      return Hexagon::JMP_GTriNotPntneg_nv_V4;
> +
> +    // JMP_GTrr
> +    case Hexagon::JMP_GTrrPt_ie_nv_V4:
> +      return Hexagon::JMP_GTrrPt_nv_V4;
> +    case Hexagon::JMP_GTrrNotPt_ie_nv_V4:
> +      return Hexagon::JMP_GTrrNotPt_nv_V4;
> +    case Hexagon::JMP_GTrrPnt_ie_nv_V4:
> +      return Hexagon::JMP_GTrrPnt_nv_V4;
> +    case Hexagon::JMP_GTrrNotPnt_ie_nv_V4:
> +      return Hexagon::JMP_GTrrNotPnt_nv_V4;
> +
> +    // JMP_GTrrdn
> +    case Hexagon::JMP_GTrrdnPt_ie_nv_V4:
> +      return Hexagon::JMP_GTrrdnPt_nv_V4;
> +    case Hexagon::JMP_GTrrdnNotPt_ie_nv_V4:
> +      return Hexagon::JMP_GTrrdnNotPt_nv_V4;
> +    case Hexagon::JMP_GTrrdnPnt_ie_nv_V4:
> +      return Hexagon::JMP_GTrrdnPnt_nv_V4;
> +    case Hexagon::JMP_GTrrdnNotPnt_ie_nv_V4:
> +      return Hexagon::JMP_GTrrdnNotPnt_nv_V4;
> +
> +    // JMP_GTUri
> +    case Hexagon::JMP_GTUriPt_ie_nv_V4:
> +      return Hexagon::JMP_GTUriPt_nv_V4;
> +    case Hexagon::JMP_GTUriNotPt_ie_nv_V4:
> +      return Hexagon::JMP_GTUriNotPt_nv_V4;
> +    case Hexagon::JMP_GTUriPnt_ie_nv_V4:
> +      return Hexagon::JMP_GTUriPnt_nv_V4;
> +    case Hexagon::JMP_GTUriNotPnt_ie_nv_V4:
> +      return Hexagon::JMP_GTUriNotPnt_nv_V4;
> +
> +    // JMP_GTUrr
> +    case Hexagon::JMP_GTUrrPt_ie_nv_V4:
> +      return Hexagon::JMP_GTUrrPt_nv_V4;
> +    case Hexagon::JMP_GTUrrNotPt_ie_nv_V4:
> +      return Hexagon::JMP_GTUrrNotPt_nv_V4;
> +    case Hexagon::JMP_GTUrrPnt_ie_nv_V4:
> +      return Hexagon::JMP_GTUrrPnt_nv_V4;
> +    case Hexagon::JMP_GTUrrNotPnt_ie_nv_V4:
> +      return Hexagon::JMP_GTUrrNotPnt_nv_V4;
> +
> +    // JMP_GTUrrdn
> +    case Hexagon::JMP_GTUrrdnPt_ie_nv_V4:
> +      return Hexagon::JMP_GTUrrdnPt_nv_V4;
> +    case Hexagon::JMP_GTUrrdnNotPt_ie_nv_V4:
> +      return Hexagon::JMP_GTUrrdnNotPt_nv_V4;
> +    case Hexagon::JMP_GTUrrdnPnt_ie_nv_V4:
> +      return Hexagon::JMP_GTUrrdnPnt_nv_V4;
> +    case Hexagon::JMP_GTUrrdnNotPnt_ie_nv_V4:
> +      return Hexagon::JMP_GTUrrdnNotPnt_nv_V4;
> +
> +    default:
> +      assert(0 && "Unknown type of jump instruction");
> +  }
> +  assert(0 && "Unknown type of jump instruction");
> +}
> +
> +
> +bool HexagonInstrInfo::isNewValueStore(const MachineInstr *MI) const {
> +  switch (MI->getOpcode()) {
> +
> +    // Store Byte
> +    case Hexagon::STrib_nv_V4:
> +    case Hexagon::STrib_indexed_nv_V4:
> +    case Hexagon::STrib_indexed_shl_nv_V4:
> +    case Hexagon::STrib_shl_nv_V4:
> +    case Hexagon::STrib_GP_nv_V4:
> +    case Hexagon::STb_GP_nv_V4:
> +    case Hexagon::POST_STbri_nv_V4:
> +    case Hexagon::STrib_cPt_nv_V4:
> +    case Hexagon::STrib_cdnPt_nv_V4:
> +    case Hexagon::STrib_cNotPt_nv_V4:
> +    case Hexagon::STrib_cdnNotPt_nv_V4:
> +    case Hexagon::STrib_indexed_cPt_nv_V4:
> +    case Hexagon::STrib_indexed_cdnPt_nv_V4:
> +    case Hexagon::STrib_indexed_cNotPt_nv_V4:
> +    case Hexagon::STrib_indexed_cdnNotPt_nv_V4:
> +    case Hexagon::STrib_indexed_shl_cPt_nv_V4:
> +    case Hexagon::STrib_indexed_shl_cdnPt_nv_V4:
> +    case Hexagon::STrib_indexed_shl_cNotPt_nv_V4:
> +    case Hexagon::STrib_indexed_shl_cdnNotPt_nv_V4:
> +    case Hexagon::POST_STbri_cPt_nv_V4:
> +    case Hexagon::POST_STbri_cdnPt_nv_V4:
> +    case Hexagon::POST_STbri_cNotPt_nv_V4:
> +    case Hexagon::POST_STbri_cdnNotPt_nv_V4:
> +    case Hexagon::STb_GP_cPt_nv_V4:
> +    case Hexagon::STb_GP_cNotPt_nv_V4:
> +    case Hexagon::STb_GP_cdnPt_nv_V4:
> +    case Hexagon::STb_GP_cdnNotPt_nv_V4:
> +    case Hexagon::STrib_GP_cPt_nv_V4:
> +    case Hexagon::STrib_GP_cNotPt_nv_V4:
> +    case Hexagon::STrib_GP_cdnPt_nv_V4:
> +    case Hexagon::STrib_GP_cdnNotPt_nv_V4:
> +    case Hexagon::STrib_abs_nv_V4:
> +    case Hexagon::STrib_abs_cPt_nv_V4:
> +    case Hexagon::STrib_abs_cdnPt_nv_V4:
> +    case Hexagon::STrib_abs_cNotPt_nv_V4:
> +    case Hexagon::STrib_abs_cdnNotPt_nv_V4:
> +    case Hexagon::STrib_imm_abs_nv_V4:
> +    case Hexagon::STrib_imm_abs_cPt_nv_V4:
> +    case Hexagon::STrib_imm_abs_cdnPt_nv_V4:
> +    case Hexagon::STrib_imm_abs_cNotPt_nv_V4:
> +    case Hexagon::STrib_imm_abs_cdnNotPt_nv_V4:
> +
> +    // Store Halfword
> +    case Hexagon::STrih_nv_V4:
> +    case Hexagon::STrih_indexed_nv_V4:
> +    case Hexagon::STrih_indexed_shl_nv_V4:
> +    case Hexagon::STrih_shl_nv_V4:
> +    case Hexagon::STrih_GP_nv_V4:
> +    case Hexagon::STh_GP_nv_V4:
> +    case Hexagon::POST_SThri_nv_V4:
> +    case Hexagon::STrih_cPt_nv_V4:
> +    case Hexagon::STrih_cdnPt_nv_V4:
> +    case Hexagon::STrih_cNotPt_nv_V4:
> +    case Hexagon::STrih_cdnNotPt_nv_V4:
> +    case Hexagon::STrih_indexed_cPt_nv_V4:
> +    case Hexagon::STrih_indexed_cdnPt_nv_V4:
> +    case Hexagon::STrih_indexed_cNotPt_nv_V4:
> +    case Hexagon::STrih_indexed_cdnNotPt_nv_V4:
> +    case Hexagon::STrih_indexed_shl_cPt_nv_V4:
> +    case Hexagon::STrih_indexed_shl_cdnPt_nv_V4:
> +    case Hexagon::STrih_indexed_shl_cNotPt_nv_V4:
> +    case Hexagon::STrih_indexed_shl_cdnNotPt_nv_V4:
> +    case Hexagon::POST_SThri_cPt_nv_V4:
> +    case Hexagon::POST_SThri_cdnPt_nv_V4:
> +    case Hexagon::POST_SThri_cNotPt_nv_V4:
> +    case Hexagon::POST_SThri_cdnNotPt_nv_V4:
> +    case Hexagon::STh_GP_cPt_nv_V4:
> +    case Hexagon::STh_GP_cNotPt_nv_V4:
> +    case Hexagon::STh_GP_cdnPt_nv_V4:
> +    case Hexagon::STh_GP_cdnNotPt_nv_V4:
> +    case Hexagon::STrih_GP_cPt_nv_V4:
> +    case Hexagon::STrih_GP_cNotPt_nv_V4:
> +    case Hexagon::STrih_GP_cdnPt_nv_V4:
> +    case Hexagon::STrih_GP_cdnNotPt_nv_V4:
> +    case Hexagon::STrih_abs_nv_V4:
> +    case Hexagon::STrih_abs_cPt_nv_V4:
> +    case Hexagon::STrih_abs_cdnPt_nv_V4:
> +    case Hexagon::STrih_abs_cNotPt_nv_V4:
> +    case Hexagon::STrih_abs_cdnNotPt_nv_V4:
> +    case Hexagon::STrih_imm_abs_nv_V4:
> +    case Hexagon::STrih_imm_abs_cPt_nv_V4:
> +    case Hexagon::STrih_imm_abs_cdnPt_nv_V4:
> +    case Hexagon::STrih_imm_abs_cNotPt_nv_V4:
> +    case Hexagon::STrih_imm_abs_cdnNotPt_nv_V4:
> +
> +    // Store Word
> +    case Hexagon::STriw_nv_V4:
> +    case Hexagon::STriw_indexed_nv_V4:
> +    case Hexagon::STriw_indexed_shl_nv_V4:
> +    case Hexagon::STriw_shl_nv_V4:
> +    case Hexagon::STriw_GP_nv_V4:
> +    case Hexagon::STw_GP_nv_V4:
> +    case Hexagon::POST_STwri_nv_V4:
> +    case Hexagon::STriw_cPt_nv_V4:
> +    case Hexagon::STriw_cdnPt_nv_V4:
> +    case Hexagon::STriw_cNotPt_nv_V4:
> +    case Hexagon::STriw_cdnNotPt_nv_V4:
> +    case Hexagon::STriw_indexed_cPt_nv_V4:
> +    case Hexagon::STriw_indexed_cdnPt_nv_V4:
> +    case Hexagon::STriw_indexed_cNotPt_nv_V4:
> +    case Hexagon::STriw_indexed_cdnNotPt_nv_V4:
> +    case Hexagon::STriw_indexed_shl_cPt_nv_V4:
> +    case Hexagon::STriw_indexed_shl_cdnPt_nv_V4:
> +    case Hexagon::STriw_indexed_shl_cNotPt_nv_V4:
> +    case Hexagon::STriw_indexed_shl_cdnNotPt_nv_V4:
> +    case Hexagon::POST_STwri_cPt_nv_V4:
> +    case Hexagon::POST_STwri_cdnPt_nv_V4:
> +    case Hexagon::POST_STwri_cNotPt_nv_V4:
> +    case Hexagon::POST_STwri_cdnNotPt_nv_V4:
> +    case Hexagon::STw_GP_cPt_nv_V4:
> +    case Hexagon::STw_GP_cNotPt_nv_V4:
> +    case Hexagon::STw_GP_cdnPt_nv_V4:
> +    case Hexagon::STw_GP_cdnNotPt_nv_V4:
> +    case Hexagon::STriw_GP_cPt_nv_V4:
> +    case Hexagon::STriw_GP_cNotPt_nv_V4:
> +    case Hexagon::STriw_GP_cdnPt_nv_V4:
> +    case Hexagon::STriw_GP_cdnNotPt_nv_V4:
> +    case Hexagon::STriw_abs_nv_V4:
> +    case Hexagon::STriw_abs_cPt_nv_V4:
> +    case Hexagon::STriw_abs_cdnPt_nv_V4:
> +    case Hexagon::STriw_abs_cNotPt_nv_V4:
> +    case Hexagon::STriw_abs_cdnNotPt_nv_V4:
> +    case Hexagon::STriw_imm_abs_nv_V4:
> +    case Hexagon::STriw_imm_abs_cPt_nv_V4:
> +    case Hexagon::STriw_imm_abs_cdnPt_nv_V4:
> +    case Hexagon::STriw_imm_abs_cNotPt_nv_V4:
> +    case Hexagon::STriw_imm_abs_cdnNotPt_nv_V4:
> +      return true;
> +
> +    default:
> +      return false;
> +  }
> +  return false;
> +}
> +
> +bool HexagonInstrInfo::isPostIncrement (const MachineInstr* MI) const {
> +  switch (MI->getOpcode())
> +  {
> +    // Load Byte
> +    case Hexagon::POST_LDrib:
> +    case Hexagon::POST_LDrib_cPt:
> +    case Hexagon::POST_LDrib_cNotPt:
> +    case Hexagon::POST_LDrib_cdnPt_V4:
> +    case Hexagon::POST_LDrib_cdnNotPt_V4:
> +
> +    // Load unsigned byte
> +    case Hexagon::POST_LDriub:
> +    case Hexagon::POST_LDriub_cPt:
> +    case Hexagon::POST_LDriub_cNotPt:
> +    case Hexagon::POST_LDriub_cdnPt_V4:
> +    case Hexagon::POST_LDriub_cdnNotPt_V4:
> +
> +    // Load halfword
> +    case Hexagon::POST_LDrih:
> +    case Hexagon::POST_LDrih_cPt:
> +    case Hexagon::POST_LDrih_cNotPt:
> +    case Hexagon::POST_LDrih_cdnPt_V4:
> +    case Hexagon::POST_LDrih_cdnNotPt_V4:
> +
> +    // Load unsigned halfword
> +    case Hexagon::POST_LDriuh:
> +    case Hexagon::POST_LDriuh_cPt:
> +    case Hexagon::POST_LDriuh_cNotPt:
> +    case Hexagon::POST_LDriuh_cdnPt_V4:
> +    case Hexagon::POST_LDriuh_cdnNotPt_V4:
> +
> +    // Load word
> +    case Hexagon::POST_LDriw:
> +    case Hexagon::POST_LDriw_cPt:
> +    case Hexagon::POST_LDriw_cNotPt:
> +    case Hexagon::POST_LDriw_cdnPt_V4:
> +    case Hexagon::POST_LDriw_cdnNotPt_V4:
> +
> +    // Load double word
> +    case Hexagon::POST_LDrid:
> +    case Hexagon::POST_LDrid_cPt:
> +    case Hexagon::POST_LDrid_cNotPt:
> +    case Hexagon::POST_LDrid_cdnPt_V4:
> +    case Hexagon::POST_LDrid_cdnNotPt_V4:
> +
> +    // Store byte
> +    case Hexagon::POST_STbri:
> +    case Hexagon::POST_STbri_cPt:
> +    case Hexagon::POST_STbri_cNotPt:
> +    case Hexagon::POST_STbri_cdnPt_V4:
> +    case Hexagon::POST_STbri_cdnNotPt_V4:
> +
> +    // Store halfword
> +    case Hexagon::POST_SThri:
> +    case Hexagon::POST_SThri_cPt:
> +    case Hexagon::POST_SThri_cNotPt:
> +    case Hexagon::POST_SThri_cdnPt_V4:
> +    case Hexagon::POST_SThri_cdnNotPt_V4:
> +
> +    // Store word
> +    case Hexagon::POST_STwri:
> +    case Hexagon::POST_STwri_cPt:
> +    case Hexagon::POST_STwri_cNotPt:
> +    case Hexagon::POST_STwri_cdnPt_V4:
> +    case Hexagon::POST_STwri_cdnNotPt_V4:
> +
> +    // Store double word
> +    case Hexagon::POST_STdri:
> +    case Hexagon::POST_STdri_cPt:
> +    case Hexagon::POST_STdri_cNotPt:
> +    case Hexagon::POST_STdri_cdnPt_V4:
> +    case Hexagon::POST_STdri_cdnNotPt_V4:
> +      return true;
> +
> +    default:
> +      return false;
> +  }
> +}
> +
> +bool HexagonInstrInfo::isSaveCalleeSavedRegsCall(const MachineInstr *MI)
> const {
> +  return MI->getOpcode() == Hexagon::SAVE_REGISTERS_CALL_V4;
> +}
>
>  bool HexagonInstrInfo::isPredicable(MachineInstr *MI) const {
>   bool isPred = MI->getDesc().isPredicable();
> @@ -1587,6 +2449,24 @@
>   return false;
>  }
>
> +bool HexagonInstrInfo::
> +isConditionalTransfer (const MachineInstr *MI) const {
> +  switch (MI->getOpcode()) {
> +    case Hexagon::TFR_cPt:
> +    case Hexagon::TFR_cNotPt:
> +    case Hexagon::TFRI_cPt:
> +    case Hexagon::TFRI_cNotPt:
> +    case Hexagon::TFR_cdnPt:
> +    case Hexagon::TFR_cdnNotPt:
> +    case Hexagon::TFRI_cdnPt:
> +    case Hexagon::TFRI_cdnNotPt:
> +      return true;
> +
> +    default:
> +      return false;
> +  }
> +  return false;
> +}
>
>  bool HexagonInstrInfo::isConditionalALU32 (const MachineInstr* MI) const {
>   const HexagonRegisterInfo& QRI = getRegisterInfo();
> @@ -1626,7 +2506,6 @@
>   }
>  }
>
> -
>  bool HexagonInstrInfo::
>  isConditionalLoad (const MachineInstr* MI) const {
>   const HexagonRegisterInfo& QRI = getRegisterInfo();
> @@ -1700,6 +2579,136 @@
>   }
>  }
>
> +// Returns true if an instruction is a conditional store.
> +//
> +// Note: It doesn't include conditional new-value stores as they can't be
> +// converted to .new predicate.
> +//
> +//               p.new NV store [ if(p0.new)memw(R0+#0)=R2.new ]
> +//                ^           ^
> +//               /             \ (not OK. it will cause new-value store
> to be
> +//              /               X conditional on p0.new while R2 producer
> is
> +//             /                 \ on p0)
> +//            /                   \.
> +//     p.new store                 p.old NV store
> +// [if(p0.new)memw(R0+#0)=R2]    [if(p0)memw(R0+#0)=R2.new]
> +//            ^                  ^
> +//             \                /
> +//              \              /
> +//               \            /
> +//                 p.old store
> +//             [if (p0)memw(R0+#0)=R2]
> +//
> +// The above diagram shows the steps involoved in the conversion of a
> predicated
> +// store instruction to its .new predicated new-value form.
> +//
> +// The following set of instructions further explains the scenario where
> +// conditional new-value store becomes invalid when promoted to .new
> predicate
> +// form.
> +//
> +// { 1) if (p0) r0 = add(r1, r2)
> +//   2) p0 = cmp.eq(r3, #0) }
> +//
> +//   3) if (p0) memb(r1+#0) = r0  --> this instruction can't be grouped
> with
> +// the first two instructions because in instr 1, r0 is conditional on
> old value
> +// of p0 but its use in instr 3 is conditional on p0 modified by instr 2
> which
> +// is not valid for new-value stores.
> +bool HexagonInstrInfo::
> +isConditionalStore (const MachineInstr* MI) const {
> +  const HexagonRegisterInfo& QRI = getRegisterInfo();
> +  switch (MI->getOpcode())
> +  {
> +    case Hexagon::STrib_imm_cPt_V4 :
> +    case Hexagon::STrib_imm_cNotPt_V4 :
> +    case Hexagon::STrib_indexed_shl_cPt_V4 :
> +    case Hexagon::STrib_indexed_shl_cNotPt_V4 :
> +    case Hexagon::STrib_cPt :
> +    case Hexagon::STrib_cNotPt :
> +    case Hexagon::POST_STbri_cPt :
> +    case Hexagon::POST_STbri_cNotPt :
> +    case Hexagon::STrid_indexed_cPt :
> +    case Hexagon::STrid_indexed_cNotPt :
> +    case Hexagon::STrid_indexed_shl_cPt_V4 :
> +    case Hexagon::POST_STdri_cPt :
> +    case Hexagon::POST_STdri_cNotPt :
> +    case Hexagon::STrih_cPt :
> +    case Hexagon::STrih_cNotPt :
> +    case Hexagon::STrih_indexed_cPt :
> +    case Hexagon::STrih_indexed_cNotPt :
> +    case Hexagon::STrih_imm_cPt_V4 :
> +    case Hexagon::STrih_imm_cNotPt_V4 :
> +    case Hexagon::STrih_indexed_shl_cPt_V4 :
> +    case Hexagon::STrih_indexed_shl_cNotPt_V4 :
> +    case Hexagon::POST_SThri_cPt :
> +    case Hexagon::POST_SThri_cNotPt :
> +    case Hexagon::STriw_cPt :
> +    case Hexagon::STriw_cNotPt :
> +    case Hexagon::STriw_indexed_cPt :
> +    case Hexagon::STriw_indexed_cNotPt :
> +    case Hexagon::STriw_imm_cPt_V4 :
> +    case Hexagon::STriw_imm_cNotPt_V4 :
> +    case Hexagon::STriw_indexed_shl_cPt_V4 :
> +    case Hexagon::STriw_indexed_shl_cNotPt_V4 :
> +    case Hexagon::POST_STwri_cPt :
> +    case Hexagon::POST_STwri_cNotPt :
> +      return QRI.Subtarget.hasV4TOps();
> +
> +    // V4 global address store before promoting to dot new.
> +    case Hexagon::STrid_GP_cPt_V4 :
> +    case Hexagon::STrid_GP_cNotPt_V4 :
> +    case Hexagon::STrib_GP_cPt_V4 :
> +    case Hexagon::STrib_GP_cNotPt_V4 :
> +    case Hexagon::STrih_GP_cPt_V4 :
> +    case Hexagon::STrih_GP_cNotPt_V4 :
> +    case Hexagon::STriw_GP_cPt_V4 :
> +    case Hexagon::STriw_GP_cNotPt_V4 :
> +    case Hexagon::STd_GP_cPt_V4 :
> +    case Hexagon::STd_GP_cNotPt_V4 :
> +    case Hexagon::STb_GP_cPt_V4 :
> +    case Hexagon::STb_GP_cNotPt_V4 :
> +    case Hexagon::STh_GP_cPt_V4 :
> +    case Hexagon::STh_GP_cNotPt_V4 :
> +    case Hexagon::STw_GP_cPt_V4 :
> +    case Hexagon::STw_GP_cNotPt_V4 :
> +      return QRI.Subtarget.hasV4TOps();
> +
> +    // Predicated new value stores (i.e. if (p0) memw(..)=r0.new) are
> excluded
> +    // from the "Conditional Store" list. Because a predicated new value
> store
> +    // would NOT be promoted to a double dot new store. See diagram below:
> +    // This function returns yes for those stores that are predicated but
> not
> +    // yet promoted to predicate dot new instructions.
> +    //
> +    //                          +---------------------+
> +    //                    /-----| if (p0) memw(..)=r0 |---------\~
> +    //                   ||     +---------------------+         ||
> +    //          promote  ||       /\       /\                   ||
>  promote
> +    //                   ||      /||\     /||\                  ||
> +    //                  \||/    demote     ||                  \||/
> +    //                   \/       ||       ||                   \/
> +    //       +-------------------------+   ||
> +-------------------------+
> +    //       | if (p0.new) memw(..)=r0 |   ||   | if (p0) memw(..)=r0.new
> |
> +    //       +-------------------------+   ||
> +-------------------------+
> +    //                        ||           ||         ||
> +    //                        ||         demote      \||/
> +    //                      promote        ||         \/ NOT possible
> +    //                        ||           ||         /\~
> +    //                       \||/          ||        /||\~
> +    //                        \/           ||         ||
> +    //                      +-----------------------------+
> +    //                      | if (p0.new) memw(..)=r0.new |
> +    //                      +-----------------------------+
> +    //                           Double Dot New Store
> +    //
> +
> +    default:
> +      return false;
> +
> +  }
> +  return false;
> +}
> +
> +
> +
>  DFAPacketizer *HexagonInstrInfo::
>  CreateTargetScheduleState(const TargetMachine *TM,
>                            const ScheduleDAG *DAG) const {
>
> Modified: llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.h
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.h?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.h (original)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.h Thu Apr 12 16:06:38
> 2012
> @@ -160,10 +160,20 @@
>   bool isS8_Immediate(const int value) const;
>   bool isS6_Immediate(const int value) const;
>
> +  bool isSaveCalleeSavedRegsCall(const MachineInstr* MI) const;
> +  bool isConditionalTransfer(const MachineInstr* MI) const;
>   bool isConditionalALU32 (const MachineInstr* MI) const;
>   bool isConditionalLoad (const MachineInstr* MI) const;
> +  bool isConditionalStore(const MachineInstr* MI) const;
>   bool isDeallocRet(const MachineInstr *MI) const;
>   unsigned getInvertedPredicatedOpcode(const int Opc) const;
> +  bool isExtendable(const MachineInstr* MI) const;
> +  bool isExtended(const MachineInstr* MI) const;
> +  bool isPostIncrement(const MachineInstr* MI) const;
> +  bool isNewValueStore(const MachineInstr* MI) const;
> +  bool isNewValueJump(const MachineInstr* MI) const;
> +  unsigned getImmExtForm(const MachineInstr* MI) const;
> +  unsigned getNormalBranchForm(const MachineInstr* MI) const;
>
>  private:
>   int getMatchingCondBranchOpcode(int Opc, bool sense) const;
>
> Modified: llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.td
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.td?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.td (original)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.td Thu Apr 12 16:06:38
> 2012
> @@ -3046,3 +3046,7 @@
>
>  //===----------------------------------------------------------------------===//
>
>  include "HexagonInstrInfoV4.td"
> +
>
> +//===----------------------------------------------------------------------===//
> +// V4 Instructions -
>
> +//===----------------------------------------------------------------------===//
>
> Modified: llvm/trunk/lib/Target/Hexagon/HexagonInstrInfoV3.td
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonInstrInfoV3.td?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonInstrInfoV3.td (original)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonInstrInfoV3.td Thu Apr 12
> 16:06:38 2012
> @@ -41,10 +41,11 @@
>  }
>
>
> +// Jump to address from register
>  // if(p?.new) jumpr:t r?
>  let isReturn = 1, isTerminator = 1, isBarrier = 1,
>   Defs = [PC], Uses = [R31] in {
> -  def JMPR_cPnewt: JRInst<(outs), (ins PredRegs:$src1, IntRegs:$src2),
> +  def JMPR_cdnPt_V3: JRInst<(outs), (ins PredRegs:$src1, IntRegs:$src2),
>                        "if ($src1.new) jumpr:t $src2",
>                        []>, Requires<[HasV3T]>;
>  }
> @@ -52,7 +53,7 @@
>  // if (!p?.new) jumpr:t r?
>  let isReturn = 1, isTerminator = 1, isBarrier = 1,
>   Defs = [PC], Uses = [R31] in {
> -  def JMPR_cNotPnewt: JRInst<(outs), (ins PredRegs:$src1, IntRegs:$src2),
> +  def JMPR_cdnNotPt_V3: JRInst<(outs), (ins PredRegs:$src1,
> IntRegs:$src2),
>                        "if (!$src1.new) jumpr:t $src2",
>                        []>, Requires<[HasV3T]>;
>  }
> @@ -61,7 +62,7 @@
>  // if(p?.new) jumpr:nt r?
>  let isReturn = 1, isTerminator = 1, isBarrier = 1,
>   Defs = [PC], Uses = [R31] in {
> -  def JMPR_cPnewNt: JRInst<(outs), (ins PredRegs:$src1, IntRegs:$src2),
> +  def JMPR_cdnPnt: JRInst<(outs), (ins PredRegs:$src1, IntRegs:$src2),
>                        "if ($src1.new) jumpr:nt $src2",
>                        []>, Requires<[HasV3T]>;
>  }
> @@ -69,7 +70,7 @@
>  // if (!p?.new) jumpr:nt r?
>  let isReturn = 1, isTerminator = 1, isBarrier = 1,
>   Defs = [PC], Uses = [R31] in {
> -  def JMPR_cNotPnewNt: JRInst<(outs), (ins PredRegs:$src1, IntRegs:$src2),
> +  def JMPR_cdnNotPnt: JRInst<(outs), (ins PredRegs:$src1, IntRegs:$src2),
>                        "if (!$src1.new) jumpr:nt $src2",
>                        []>, Requires<[HasV3T]>;
>  }
> @@ -86,20 +87,22 @@
>  def MAXw_dd : ALU64_rr<(outs DoubleRegs:$dst), (ins DoubleRegs:$src1,
>                                                     DoubleRegs:$src2),
>               "$dst = max($src2, $src1)",
> -              [(set DoubleRegs:$dst, (select (i1 (setlt DoubleRegs:$src2,
> -
>  DoubleRegs:$src1)),
> -                                             DoubleRegs:$src1,
> -                                             DoubleRegs:$src2))]>,
> +              [(set (i64 DoubleRegs:$dst),
> +                    (i64 (select (i1 (setlt (i64 DoubleRegs:$src2),
> +                                            (i64 DoubleRegs:$src1))),
> +                                 (i64 DoubleRegs:$src1),
> +                                 (i64 DoubleRegs:$src2))))]>,
>  Requires<[HasV3T]>;
>
>  let AddedComplexity = 200 in
>  def MINw_dd : ALU64_rr<(outs DoubleRegs:$dst), (ins DoubleRegs:$src1,
>                                                     DoubleRegs:$src2),
>               "$dst = min($src2, $src1)",
> -              [(set DoubleRegs:$dst, (select (i1 (setgt DoubleRegs:$src2,
> -
>  DoubleRegs:$src1)),
> -                                             DoubleRegs:$src1,
> -                                             DoubleRegs:$src2))]>,
> +              [(set (i64 DoubleRegs:$dst),
> +                    (i64 (select (i1 (setgt (i64 DoubleRegs:$src2),
> +                                            (i64 DoubleRegs:$src1))),
> +                                 (i64 DoubleRegs:$src1),
> +                                 (i64 DoubleRegs:$src2))))]>,
>  Requires<[HasV3T]>;
>
>
>  //===----------------------------------------------------------------------===//
> @@ -109,25 +112,25 @@
>
>
>
> -//def : Pat <(brcond (i1 (seteq IntRegs:$src1, 0)), bb:$offset),
> -//      (JMP_RegEzt IntRegs:$src1, bb:$offset)>, Requires<[HasV3T]>;
> +//def : Pat <(brcond (i1 (seteq (i32 IntRegs:$src1), 0)), bb:$offset),
> +//      (JMP_RegEzt (i32 IntRegs:$src1), bb:$offset)>, Requires<[HasV3T]>;
>
> -//def : Pat <(brcond (i1 (setne IntRegs:$src1, 0)), bb:$offset),
> -//      (JMP_RegNzt IntRegs:$src1, bb:$offset)>, Requires<[HasV3T]>;
> +//def : Pat <(brcond (i1 (setne (i32 IntRegs:$src1), 0)), bb:$offset),
> +//      (JMP_RegNzt (i32 IntRegs:$src1), bb:$offset)>, Requires<[HasV3T]>;
>
> -//def : Pat <(brcond (i1 (setle IntRegs:$src1, 0)), bb:$offset),
> -//      (JMP_RegLezt IntRegs:$src1, bb:$offset)>, Requires<[HasV3T]>;
> +//def : Pat <(brcond (i1 (setle (i32 IntRegs:$src1), 0)), bb:$offset),
> +//      (JMP_RegLezt (i32 IntRegs:$src1), bb:$offset)>,
> Requires<[HasV3T]>;
>
> -//def : Pat <(brcond (i1 (setge IntRegs:$src1, 0)), bb:$offset),
> -//      (JMP_RegGezt IntRegs:$src1, bb:$offset)>, Requires<[HasV3T]>;
> +//def : Pat <(brcond (i1 (setge (i32 IntRegs:$src1), 0)), bb:$offset),
> +//      (JMP_RegGezt (i32 IntRegs:$src1), bb:$offset)>,
> Requires<[HasV3T]>;
>
> -//def : Pat <(brcond (i1 (setgt IntRegs:$src1, -1)), bb:$offset),
> -//      (JMP_RegGezt IntRegs:$src1, bb:$offset)>, Requires<[HasV3T]>;
> +//def : Pat <(brcond (i1 (setgt (i32 IntRegs:$src1), -1)), bb:$offset),
> +//      (JMP_RegGezt (i32 IntRegs:$src1), bb:$offset)>,
> Requires<[HasV3T]>;
>
>
>  // Map call instruction
> -def : Pat<(call IntRegs:$dst),
> -      (CALLRv3 IntRegs:$dst)>, Requires<[HasV3T]>;
> +def : Pat<(call (i32 IntRegs:$dst)),
> +      (CALLRv3 (i32 IntRegs:$dst))>, Requires<[HasV3T]>;
>  def : Pat<(call tglobaladdr:$dst),
>       (CALLv3 tglobaladdr:$dst)>, Requires<[HasV3T]>;
>  def : Pat<(call texternalsym:$dst),
>
> Modified: llvm/trunk/lib/Target/Hexagon/HexagonInstrInfoV4.td
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonInstrInfoV4.td?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonInstrInfoV4.td (original)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonInstrInfoV4.td Thu Apr 12
> 16:06:38 2012
> @@ -11,6 +11,11 @@
>  //
>
>  //===----------------------------------------------------------------------===//
>
> +def IMMEXT : Immext<(outs), (ins),
> +                    "##immext //should never emit this",
> +                    []>,
> +                    Requires<[HasV4T]>;
> +
>  // Hexagon V4 Architecture spec defines 8 instruction classes:
>  // LD ST ALU32 XTYPE J JR MEMOP NV CR SYSTEM(system is not implemented in
> the
>  // compiler)
> @@ -250,23 +255,151 @@
>             []>,
>             Requires<[HasV4T]>;
>
> +// Generate frame index addresses.
> +let neverHasSideEffects = 1, isReMaterializable = 1 in
> +def TFR_FI_immext_V4 : ALU32_ri<(outs IntRegs:$dst),
> +            (ins IntRegs:$src1, s32Imm:$offset),
> +            "$dst = add($src1, ##$offset)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
>
>
>  //===----------------------------------------------------------------------===//
>  // ALU32 -
>
>  //===----------------------------------------------------------------------===//
>
>
>
> +//===----------------------------------------------------------------------===//
> +// ALU32/PERM +
>
> +//===----------------------------------------------------------------------===//
> +
> +// Combine
> +// Rdd=combine(Rs, #s8)
> +let neverHasSideEffects = 1 in
> +def COMBINE_ri_V4 : ALU32_ri<(outs DoubleRegs:$dst),
> +            (ins IntRegs:$src1, s8Imm:$src2),
> +            "$dst = combine($src1, #$src2)",
> +            []>,
> +            Requires<[HasV4T]>;
> +// Rdd=combine(#s8, Rs)
> +let neverHasSideEffects = 1 in
> +def COMBINE_ir_V4 : ALU32_ir<(outs DoubleRegs:$dst),
> +            (ins s8Imm:$src1, IntRegs:$src2),
> +            "$dst = combine(#$src1, $src2)",
> +            []>,
> +            Requires<[HasV4T]>;
>
> +//===----------------------------------------------------------------------===//
> +// ALU32/PERM +
>
> +//===----------------------------------------------------------------------===//
>
>
>  //===----------------------------------------------------------------------===//
>  // LD +
>
>  //===----------------------------------------------------------------------===//
> -///
> -/// Make sure that in post increment load, the first operand is always
> the post
> -/// increment operand.
> -///
> -//// Load doubleword.
> -// Rdd=memd(Re=#U6)
> +//
> +// These absolute set addressing mode instructions accept immediate as
> +// an operand. We have duplicated these patterns to take global address.
> +
> +let neverHasSideEffects = 1 in
> +def LDrid_abs_setimm_V4 : LDInst<(outs DoubleRegs:$dst1, IntRegs:$dst2),
> +            (ins u6Imm:$addr),
> +            "$dst1 = memd($dst2=#$addr)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// Rd=memb(Re=#U6)
> +let neverHasSideEffects = 1 in
> +def LDrib_abs_setimm_V4 : LDInst<(outs IntRegs:$dst1, IntRegs:$dst2),
> +            (ins u6Imm:$addr),
> +            "$dst1 = memb($dst2=#$addr)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// Rd=memh(Re=#U6)
> +let neverHasSideEffects = 1 in
> +def LDrih_abs_setimm_V4 : LDInst<(outs IntRegs:$dst1, IntRegs:$dst2),
> +            (ins u6Imm:$addr),
> +            "$dst1 = memh($dst2=#$addr)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// Rd=memub(Re=#U6)
> +let neverHasSideEffects = 1 in
> +def LDriub_abs_setimm_V4 : LDInst<(outs IntRegs:$dst1, IntRegs:$dst2),
> +            (ins u6Imm:$addr),
> +            "$dst1 = memub($dst2=#$addr)",
> +            []>,
> +            Requires<[HasV4T]>;
>
> +// Rd=memuh(Re=#U6)
> +let neverHasSideEffects = 1 in
> +def LDriuh_abs_setimm_V4 : LDInst<(outs IntRegs:$dst1, IntRegs:$dst2),
> +            (ins u6Imm:$addr),
> +            "$dst1 = memuh($dst2=#$addr)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// Rd=memw(Re=#U6)
> +let neverHasSideEffects = 1 in
> +def LDriw_abs_setimm_V4 : LDInst<(outs IntRegs:$dst1, IntRegs:$dst2),
> +            (ins u6Imm:$addr),
> +            "$dst1 = memw($dst2=#$addr)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// Following patterns are defined for absolute set addressing mode
> +// instruction which take global address as operand.
> +let mayLoad = 1, neverHasSideEffects = 1 in
> +def LDrid_abs_set_V4 : LDInst<(outs DoubleRegs:$dst1, IntRegs:$dst2),
> +            (ins globaladdress:$addr),
> +            "$dst1 = memd($dst2=##$addr)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// Rd=memb(Re=#U6)
> +let mayLoad = 1, neverHasSideEffects = 1 in
> +def LDrib_abs_set_V4 : LDInst<(outs IntRegs:$dst1, IntRegs:$dst2),
> +            (ins globaladdress:$addr),
> +            "$dst1 = memb($dst2=##$addr)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// Rd=memh(Re=#U6)
> +let mayLoad = 1, neverHasSideEffects = 1 in
> +def LDrih_abs_set_V4 : LDInst<(outs IntRegs:$dst1, IntRegs:$dst2),
> +            (ins globaladdress:$addr),
> +            "$dst1 = memh($dst2=##$addr)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// Rd=memub(Re=#U6)
> +let mayLoad = 1, neverHasSideEffects = 1 in
> +def LDriub_abs_set_V4 : LDInst<(outs IntRegs:$dst1, IntRegs:$dst2),
> +            (ins globaladdress:$addr),
> +            "$dst1 = memub($dst2=##$addr)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// Rd=memuh(Re=#U6)
> +let mayLoad = 1, neverHasSideEffects = 1 in
> +def LDriuh_abs_set_V4 : LDInst<(outs IntRegs:$dst1, IntRegs:$dst2),
> +            (ins globaladdress:$addr),
> +            "$dst1 = memuh($dst2=##$addr)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// Rd=memw(Re=#U6)
> +let mayLoad = 1, neverHasSideEffects = 1 in
> +def LDriw_abs_set_V4 : LDInst<(outs IntRegs:$dst1, IntRegs:$dst2),
> +            (ins globaladdress:$addr),
> +            "$dst1 = memw($dst2=##$addr)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// Load doubleword.
> +//
> +// Make sure that in post increment load, the first operand is always the
> post
> +// increment operand.
> +//
>  // Rdd=memd(Rs+Rt<<#u2)
>  // Special case pattern for indexed load without offset which is easier to
>  // match. AddedComplexity of this pattern should be lower than
> base+offset load
> @@ -276,17 +409,19 @@
>  def LDrid_indexed_V4 : LDInst<(outs DoubleRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2),
>                     "$dst=memd($src1+$src2<<#0)",
> -                    [(set DoubleRegs:$dst, (load (add IntRegs:$src1,
> -                                                      IntRegs:$src2)))]>,
> +                    [(set (i64 DoubleRegs:$dst),
> +                          (i64 (load (add (i32 IntRegs:$src1),
> +                                          (i32 IntRegs:$src2)))))]>,
>                     Requires<[HasV4T]>;
>
>  let AddedComplexity = 40, isPredicable = 1 in
>  def LDrid_indexed_shl_V4 : LDInst<(outs DoubleRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$offset),
>                     "$dst=memd($src1+$src2<<#$offset)",
> -                    [(set DoubleRegs:$dst, (load (add IntRegs:$src1,
> -                                                 (shl IntRegs:$src2,
> -
>  u2ImmPred:$offset))))]>,
> +                    [(set (i64 DoubleRegs:$dst),
> +                          (i64 (load (add (i32 IntRegs:$src1),
> +                                          (shl (i32 IntRegs:$src2),
> +                                               u2ImmPred:$offset)))))]>,
>                     Requires<[HasV4T]>;
>
>  //// Load doubleword conditionally.
> @@ -362,60 +497,62 @@
>  // Rdd=memd(Rt<<#u2+#U6)
>
>  //// Load byte.
> -// Rd=memb(Re=#U6)
> -
>  // Rd=memb(Rs+Rt<<#u2)
>  let AddedComplexity = 10, isPredicable = 1 in
>  def LDrib_indexed_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2),
>                     "$dst=memb($src1+$src2<<#0)",
> -                    [(set IntRegs:$dst, (sextloadi8 (add IntRegs:$src1,
> -
> IntRegs:$src2)))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (sextloadi8 (add (i32 IntRegs:$src1),
> +                                                (i32 IntRegs:$src2)))))]>,
>                     Requires<[HasV4T]>;
>
>  let AddedComplexity = 10, isPredicable = 1 in
>  def LDriub_indexed_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2),
>                     "$dst=memub($src1+$src2<<#0)",
> -                    [(set IntRegs:$dst, (zextloadi8 (add IntRegs:$src1,
> -
> IntRegs:$src2)))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (zextloadi8 (add (i32 IntRegs:$src1),
> +                                                (i32 IntRegs:$src2)))))]>,
>                     Requires<[HasV4T]>;
>
>  let AddedComplexity = 10, isPredicable = 1 in
>  def LDriub_ae_indexed_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2),
>                     "$dst=memub($src1+$src2<<#0)",
> -                    [(set IntRegs:$dst, (extloadi8 (add IntRegs:$src1,
> -
>  IntRegs:$src2)))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (extloadi8 (add (i32 IntRegs:$src1),
> +                                               (i32 IntRegs:$src2)))))]>,
>                     Requires<[HasV4T]>;
>
>  let AddedComplexity = 40, isPredicable = 1 in
>  def LDrib_indexed_shl_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$offset),
>                     "$dst=memb($src1+$src2<<#$offset)",
> -                    [(set IntRegs:$dst,
> -                          (sextloadi8 (add IntRegs:$src1,
> -                                           (shl IntRegs:$src2,
> -                                                u2ImmPred:$offset))))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (sextloadi8 (add (i32 IntRegs:$src1),
> +                                                (shl (i32 IntRegs:$src2),
> +
> u2ImmPred:$offset)))))]>,
>                     Requires<[HasV4T]>;
>
>  let AddedComplexity = 40, isPredicable = 1 in
>  def LDriub_indexed_shl_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$offset),
>                     "$dst=memub($src1+$src2<<#$offset)",
> -                    [(set IntRegs:$dst,
> -                          (zextloadi8 (add IntRegs:$src1,
> -                                           (shl IntRegs:$src2,
> -                                                u2ImmPred:$offset))))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (zextloadi8 (add (i32 IntRegs:$src1),
> +                                                (shl (i32 IntRegs:$src2),
> +
> u2ImmPred:$offset)))))]>,
>                     Requires<[HasV4T]>;
>
>  let AddedComplexity = 40, isPredicable = 1 in
>  def LDriub_ae_indexed_shl_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$offset),
>                     "$dst=memub($src1+$src2<<#$offset)",
> -                    [(set IntRegs:$dst, (extloadi8 (add IntRegs:$src1,
> -                                                   (shl IntRegs:$src2,
> -
>  u2ImmPred:$offset))))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (extloadi8 (add (i32 IntRegs:$src1),
> +                                               (shl (i32 IntRegs:$src2),
> +
>  u2ImmPred:$offset)))))]>,
>                     Requires<[HasV4T]>;
>
>  //// Load byte conditionally.
> @@ -561,31 +698,32 @@
>  // Rd=memb(Rt<<#u2+#U6)
>
>  //// Load halfword
> -// Rd=memh(Re=#U6)
> -
>  // Rd=memh(Rs+Rt<<#u2)
>  let AddedComplexity = 10, isPredicable = 1 in
>  def LDrih_indexed_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2),
>                     "$dst=memh($src1+$src2<<#0)",
> -                    [(set IntRegs:$dst, (sextloadi16 (add IntRegs:$src1,
> -
>  IntRegs:$src2)))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (sextloadi16 (add (i32 IntRegs:$src1),
> +                                                 (i32
> IntRegs:$src2)))))]>,
>                     Requires<[HasV4T]>;
>
>  let AddedComplexity = 10, isPredicable = 1 in
>  def LDriuh_indexed_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2),
>                     "$dst=memuh($src1+$src2<<#0)",
> -                    [(set IntRegs:$dst, (zextloadi16 (add IntRegs:$src1,
> -
>  IntRegs:$src2)))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (zextloadi16 (add (i32 IntRegs:$src1),
> +                                                 (i32
> IntRegs:$src2)))))]>,
>                     Requires<[HasV4T]>;
>
>  let AddedComplexity = 10, isPredicable = 1 in
>  def LDriuh_ae_indexed_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2),
>                     "$dst=memuh($src1+$src2<<#0)",
> -                    [(set IntRegs:$dst, (extloadi16 (add IntRegs:$src1,
> -
> IntRegs:$src2)))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (extloadi16 (add (i32 IntRegs:$src1),
> +                                                (i32 IntRegs:$src2)))))]>,
>                     Requires<[HasV4T]>;
>
>  // Rd=memh(Rs+Rt<<#u2)
> @@ -593,30 +731,30 @@
>  def LDrih_indexed_shl_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$offset),
>                     "$dst=memh($src1+$src2<<#$offset)",
> -                    [(set IntRegs:$dst,
> -                          (sextloadi16 (add IntRegs:$src1,
> -                                            (shl IntRegs:$src2,
> -                                                 u2ImmPred:$offset))))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (sextloadi16 (add (i32 IntRegs:$src1),
> +                                                 (shl (i32 IntRegs:$src2),
> +
>  u2ImmPred:$offset)))))]>,
>                     Requires<[HasV4T]>;
>
>  let AddedComplexity = 40, isPredicable = 1 in
>  def LDriuh_indexed_shl_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$offset),
>                     "$dst=memuh($src1+$src2<<#$offset)",
> -                    [(set IntRegs:$dst,
> -                          (zextloadi16 (add IntRegs:$src1,
> -                                            (shl IntRegs:$src2,
> -                                                 u2ImmPred:$offset))))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (zextloadi16 (add (i32 IntRegs:$src1),
> +                                                 (shl (i32 IntRegs:$src2),
> +
>  u2ImmPred:$offset)))))]>,
>                     Requires<[HasV4T]>;
>
>  let AddedComplexity = 40, isPredicable = 1 in
>  def LDriuh_ae_indexed_shl_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$offset),
>                     "$dst=memuh($src1+$src2<<#$offset)",
> -                    [(set IntRegs:$dst,
> -                          (extloadi16 (add IntRegs:$src1,
> -                                           (shl IntRegs:$src2,
> -                                                u2ImmPred:$offset))))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (extloadi16 (add (i32 IntRegs:$src1),
> +                                                (shl (i32 IntRegs:$src2),
> +
> u2ImmPred:$offset)))))]>,
>                     Requires<[HasV4T]>;
>
>  //// Load halfword conditionally.
> @@ -762,6 +900,14 @@
>  // Rd=memh(Rt<<#u2+#U6)
>
>  //// Load word.
> +// Load predicate: Fix for bug 5279.
> +let mayLoad = 1, neverHasSideEffects = 1 in
> +def LDriw_pred_V4 : LDInst<(outs PredRegs:$dst),
> +            (ins MEMri:$addr),
> +            "Error; should not emit",
> +            []>,
> +            Requires<[HasV4T]>;
> +
>  // Rd=memw(Re=#U6)
>
>  // Rd=memw(Rs+Rt<<#u2)
> @@ -769,8 +915,9 @@
>  def LDriw_indexed_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2),
>                     "$dst=memw($src1+$src2<<#0)",
> -                    [(set IntRegs:$dst, (load (add IntRegs:$src1,
> -                                                   IntRegs:$src2)))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (load (add (i32 IntRegs:$src1),
> +                                          (i32 IntRegs:$src2)))))]>,
>                     Requires<[HasV4T]>;
>
>  // Rd=memw(Rs+Rt<<#u2)
> @@ -778,9 +925,10 @@
>  def LDriw_indexed_shl_V4 : LDInst<(outs IntRegs:$dst),
>                     (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$offset),
>                     "$dst=memw($src1+$src2<<#$offset)",
> -                    [(set IntRegs:$dst, (load (add IntRegs:$src1,
> -                                              (shl IntRegs:$src2,
> -
> u2ImmPred:$offset))))]>,
> +                    [(set (i32 IntRegs:$dst),
> +                          (i32 (load (add (i32 IntRegs:$src1),
> +                                          (shl (i32 IntRegs:$src2),
> +                                               u2ImmPred:$offset)))))]>,
>                     Requires<[HasV4T]>;
>
>  //// Load word conditionally.
> @@ -955,261 +1103,956 @@
>             "$src2 = $dst2">,
>             Requires<[HasV4T]>;
>
> +/// Load from global offset
>
>
> -//===----------------------------------------------------------------------===//
> -// LD -
>
> -//===----------------------------------------------------------------------===//
> -
>
> -//===----------------------------------------------------------------------===//
> -// ST +
>
> -//===----------------------------------------------------------------------===//
> -///
> -/// Assumptions::: ****** DO NOT IGNORE ********
> -/// 1. Make sure that in post increment store, the zero'th operand is
> always the
> -///    post increment operand.
> -/// 2. Make sure that the store value operand(Rt/Rtt) in a store is
> always the
> -///    last operand.
> -///
> +let isPredicable = 1, mayLoad = 1, neverHasSideEffects = 1 in
> +def LDrid_GP_V4 : LDInst<(outs DoubleRegs:$dst),
> +            (ins globaladdress:$global, u16Imm:$offset),
> +            "$dst=memd(#$global+$offset)",
> +            []>,
> +            Requires<[HasV4T]>;
>
> -// Store doubleword.
> -// memd(Re=#U6)=Rtt
> -// TODO: needs to be implemented
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDrid_GP_cPt_V4 : LDInst<(outs DoubleRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if ($src1) $dst=memd(##$global+$offset)",
> +            []>,
> +            Requires<[HasV4T]>;
>
> -// memd(Rs+#s11:3)=Rtt
> -// memd(Rs+Ru<<#u2)=Rtt
> -let AddedComplexity = 10, isPredicable = 1 in
> -def STrid_indexed_shl_V4 : STInst<(outs),
> -            (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$src3,
> DoubleRegs:$src4),
> -            "memd($src1+$src2<<#$src3) = $src4",
> -            [(store DoubleRegs:$src4, (add IntRegs:$src1,
> -                                      (shl IntRegs:$src2,
> u2ImmPred:$src3)))]>,
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDrid_GP_cNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if (!$src1) $dst=memd(##$global+$offset)",
> +            []>,
>             Requires<[HasV4T]>;
>
> -// memd(Ru<<#u2+#U6)=Rtt
> -let AddedComplexity = 10 in
> -def STrid_shl_V4 : STInst<(outs),
> -            (ins IntRegs:$src1, u2Imm:$src2, u6Imm:$src3,
> DoubleRegs:$src4),
> -            "memd($src1<<#$src2+#$src3) = $src4",
> -            [(store DoubleRegs:$src4, (shl IntRegs:$src1,
> -                                      (add u2ImmPred:$src2,
> -                                           u6ImmPred:$src3)))]>,
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDrid_GP_cdnPt_V4 : LDInst<(outs DoubleRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if ($src1.new) $dst=memd(##$global+$offset)",
> +            []>,
>             Requires<[HasV4T]>;
>
> -// memd(Rx++#s4:3)=Rtt
> -// memd(Rx++#s4:3:circ(Mu))=Rtt
> -// memd(Rx++I:circ(Mu))=Rtt
> -// memd(Rx++Mu)=Rtt
> -// memd(Rx++Mu:brev)=Rtt
> -// memd(gp+#u16:3)=Rtt
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDrid_GP_cdnNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if (!$src1.new) $dst=memd(##$global+$offset)",
> +            []>,
> +            Requires<[HasV4T]>;
>
> -// Store doubleword conditionally.
> -// if ([!]Pv[.new]) memd(#u6)=Rtt
> -// TODO: needs to be implemented.
> +let isPredicable = 1, mayLoad = 1, neverHasSideEffects = 1 in
> +def LDrib_GP_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins globaladdress:$global, u16Imm:$offset),
> +            "$dst=memb(#$global+$offset)",
> +            []>,
> +            Requires<[HasV4T]>;
>
> -// if ([!]Pv[.new]) memd(Rs+#u6:3)=Rtt
> -// if (Pv) memd(Rs+#u6:3)=Rtt
> -// if (Pv.new) memd(Rs+#u6:3)=Rtt
> -let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1 in
> -def STrid_cdnPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, MEMri:$addr, DoubleRegs:$src2),
> -            "if ($src1.new) memd($addr) = $src2",
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDrib_GP_cPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if ($src1) $dst=memb(##$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if (!Pv) memd(Rs+#u6:3)=Rtt
> -// if (!Pv.new) memd(Rs+#u6:3)=Rtt
> -let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1 in
> -def STrid_cdnNotPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, MEMri:$addr, DoubleRegs:$src2),
> -            "if (!$src1.new) memd($addr) = $src2",
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDrib_GP_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if (!$src1) $dst=memb(##$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if (Pv) memd(Rs+#u6:3)=Rtt
> -// if (Pv.new) memd(Rs+#u6:3)=Rtt
> -let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1 in
> -def STrid_indexed_cdnPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, u6_3Imm:$src3,
> -                 DoubleRegs:$src4),
> -            "if ($src1.new) memd($src2+#$src3) = $src4",
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDrib_GP_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if ($src1.new) $dst=memb(##$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if (!Pv) memd(Rs+#u6:3)=Rtt
> -// if (!Pv.new) memd(Rs+#u6:3)=Rtt
> -let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1 in
> -def STrid_indexed_cdnNotPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, u6_3Imm:$src3,
> -                 DoubleRegs:$src4),
> -            "if (!$src1.new) memd($src2+#$src3) = $src4",
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDrib_GP_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if (!$src1.new) $dst=memb(##$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if ([!]Pv[.new]) memd(Rs+Ru<<#u2)=Rtt
> -// if (Pv) memd(Rs+Ru<<#u2)=Rtt
> -let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1 in
> -def STrid_indexed_shl_cPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> u2Imm:$src4,
> -                 DoubleRegs:$src5),
> -            "if ($src1) memd($src2+$src3<<#$src4) = $src5",
> +
> +let isPredicable = 1, mayLoad = 1, neverHasSideEffects = 1 in
> +def LDriub_GP_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins globaladdress:$global, u16Imm:$offset),
> +            "$dst=memub(#$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if (Pv.new) memd(Rs+Ru<<#u2)=Rtt
> -let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1 in
> -def STrid_indexed_shl_cdnPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> u2Imm:$src4,
> -                 DoubleRegs:$src5),
> -            "if ($src1) memd($src2+$src3<<#$src4) = $src5",
> +
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDriub_GP_cPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if ($src1) $dst=memub(##$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
> -// if (!Pv) memd(Rs+Ru<<#u2)=Rtt
> -let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1 in
> -def STrid_indexed_shl_cNotPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> u2Imm:$src4,
> -                 DoubleRegs:$src5),
> -            "if (!$src1) memd($src2+$src3<<#$src4) = $src5",
> +
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDriub_GP_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if (!$src1) $dst=memub(##$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
> -// if (!Pv.new) memd(Rs+Ru<<#u2)=Rtt
> -let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1 in
> -def STrid_indexed_shl_cdnNotPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> u2Imm:$src4,
> -                 DoubleRegs:$src5),
> -            "if (!$src1.new) memd($src2+$src3<<#$src4) = $src5",
> +
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDriub_GP_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if ($src1.new) $dst=memub(##$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if ([!]Pv[.new]) memd(Rx++#s4:3)=Rtt
> -// if (Pv) memd(Rx++#s4:3)=Rtt
> -// if (Pv.new) memd(Rx++#s4:3)=Rtt
> -let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1 in
> -def POST_STdri_cdnPt_V4 : STInstPI<(outs IntRegs:$dst),
> -            (ins PredRegs:$src1, DoubleRegs:$src2, IntRegs:$src3,
> -                 s4_3Imm:$offset),
> -            "if ($src1.new) memd($src3++#$offset) = $src2",
> -            [],
> -            "$src3 = $dst">,
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDriub_GP_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if (!$src1.new) $dst=memub(##$global+$offset)",
> +            []>,
>             Requires<[HasV4T]>;
>
> -// if (!Pv) memd(Rx++#s4:3)=Rtt
> -// if (!Pv.new) memd(Rx++#s4:3)=Rtt
> -let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1 in
> -def POST_STdri_cdnNotPt_V4 : STInstPI<(outs IntRegs:$dst),
> -            (ins PredRegs:$src1, DoubleRegs:$src2, IntRegs:$src3,
> -                 s4_3Imm:$offset),
> -            "if (!$src1.new) memd($src3++#$offset) = $src2",
> -            [],
> -            "$src3 = $dst">,
> +
> +let isPredicable = 1, mayLoad = 1, neverHasSideEffects = 1 in
> +def LDrih_GP_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins globaladdress:$global, u16Imm:$offset),
> +            "$dst=memh(#$global+$offset)",
> +            []>,
>             Requires<[HasV4T]>;
>
>
> -// Store byte.
> -// memb(Re=#U6)=Rt
> -// TODO: needs to be implemented.
> -// memb(Rs+#s11:0)=Rt
> -// memb(Rs+#u6:0)=#S8
> -let AddedComplexity = 10, isPredicable = 1 in
> -def STrib_imm_V4 : STInst<(outs),
> -            (ins IntRegs:$src1, u6_0Imm:$src2, s8Imm:$src3),
> -            "memb($src1+#$src2) = #$src3",
> -            [(truncstorei8 s8ImmPred:$src3, (add IntRegs:$src1,
> -                                                 u6_0ImmPred:$src2))]>,
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDrih_GP_cPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if ($src1) $dst=memh(##$global+$offset)",
> +            []>,
>             Requires<[HasV4T]>;
>
> -// memb(Rs+Ru<<#u2)=Rt
> -let AddedComplexity = 10, isPredicable = 1 in
> -def STrib_indexed_shl_V4 : STInst<(outs),
> -            (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$src3,
> IntRegs:$src4),
> -            "memb($src1+$src2<<#$src3) = $src4",
> -            [(truncstorei8 IntRegs:$src4, (add IntRegs:$src1,
> -                                          (shl IntRegs:$src2,
> -                                               u2ImmPred:$src3)))]>,
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDrih_GP_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if (!$src1) $dst=memh(##$global+$offset)",
> +            []>,
>             Requires<[HasV4T]>;
>
> -// memb(Ru<<#u2+#U6)=Rt
> -let AddedComplexity = 10 in
> -def STrib_shl_V4 : STInst<(outs),
> -            (ins IntRegs:$src1, u2Imm:$src2, u6Imm:$src3, IntRegs:$src4),
> -            "memb($src1<<#$src2+#$src3) = $src4",
> -            [(truncstorei8 IntRegs:$src4, (shl IntRegs:$src1,
> -                                          (add u2ImmPred:$src2,
> -                                               u6ImmPred:$src3)))]>,
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDrih_GP_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if ($src1.new) $dst=memh(##$global+$offset)",
> +            []>,
>             Requires<[HasV4T]>;
>
> -// memb(Rx++#s4:0:circ(Mu))=Rt
> -// memb(Rx++I:circ(Mu))=Rt
> -// memb(Rx++Mu)=Rt
> -// memb(Rx++Mu:brev)=Rt
> -// memb(gp+#u16:0)=Rt
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDrih_GP_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if (!$src1.new) $dst=memh(##$global+$offset)",
> +            []>,
> +            Requires<[HasV4T]>;
>
>
> -// Store byte conditionally.
> -// if ([!]Pv[.new]) memb(#u6)=Rt
> -// if ([!]Pv[.new]) memb(Rs+#u6:0)=#S6
> -// if (Pv) memb(Rs+#u6:0)=#S6
> -let mayStore = 1, neverHasSideEffects = 1 in
> -def STrib_imm_cPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> s6Imm:$src4),
> -            "if ($src1) memb($src2+#$src3) = #$src4",
> +let isPredicable = 1, mayLoad = 1, neverHasSideEffects = 1 in
> +def LDriuh_GP_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins globaladdress:$global, u16Imm:$offset),
> +            "$dst=memuh(#$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if (Pv.new) memb(Rs+#u6:0)=#S6
> -let mayStore = 1, neverHasSideEffects = 1 in
> -def STrib_imm_cdnPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> s6Imm:$src4),
> -            "if ($src1.new) memb($src2+#$src3) = #$src4",
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDriuh_GP_cPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if ($src1) $dst=memuh(##$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if (!Pv) memb(Rs+#u6:0)=#S6
> -let mayStore = 1, neverHasSideEffects = 1 in
> -def STrib_imm_cNotPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> s6Imm:$src4),
> -            "if (!$src1) memb($src2+#$src3) = #$src4",
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDriuh_GP_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if (!$src1) $dst=memuh(##$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if (!Pv.new) memb(Rs+#u6:0)=#S6
> -let mayStore = 1, neverHasSideEffects = 1 in
> -def STrib_imm_cdnNotPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> s6Imm:$src4),
> -            "if (!$src1.new) memb($src2+#$src3) = #$src4",
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDriuh_GP_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if ($src1.new) $dst=memuh(##$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if ([!]Pv[.new]) memb(Rs+#u6:0)=Rt
> -// if (Pv) memb(Rs+#u6:0)=Rt
> -// if (Pv.new) memb(Rs+#u6:0)=Rt
> -let mayStore = 1, neverHasSideEffects = 1 in
> -def STrib_cdnPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
> -            "if ($src1.new) memb($addr) = $src2",
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDriuh_GP_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if (!$src1.new) $dst=memuh(##$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if (!Pv) memb(Rs+#u6:0)=Rt
> -// if (!Pv.new) memb(Rs+#u6:0)=Rt
> -let mayStore = 1, neverHasSideEffects = 1 in
> -def STrib_cdnNotPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
> -            "if (!$src1.new) memb($addr) = $src2",
> +let isPredicable = 1, mayLoad = 1, neverHasSideEffects = 1 in
> +def LDriw_GP_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins globaladdress:$global, u16Imm:$offset),
> +            "$dst=memw(#$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if (Pv) memb(Rs+#u6:0)=Rt
> -// if (!Pv) memb(Rs+#u6:0)=Rt
> -// if (Pv.new) memb(Rs+#u6:0)=Rt
> -let mayStore = 1, neverHasSideEffects = 1 in
> -def STrib_indexed_cdnPt_V4 : STInst<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> IntRegs:$src4),
> -            "if ($src1.new) memb($src2+#$src3) = $src4",
> +
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDriw_GP_cPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if ($src1) $dst=memw(##$global+$offset)",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if (!Pv.new) memb(Rs+#u6:0)=Rt
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDriw_GP_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if (!$src1) $dst=memw(##$global+$offset)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDriw_GP_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if ($src1.new) $dst=memw(##$global+$offset)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDriw_GP_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset),
> +            "if (!$src1.new) $dst=memw(##$global+$offset)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +
> +let isPredicable = 1, mayLoad = 1, neverHasSideEffects = 1 in
> +def LDd_GP_V4 : LDInst<(outs DoubleRegs:$dst),
> +            (ins globaladdress:$global),
> +            "$dst=memd(#$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) Rtt=memd(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDd_GP_cPt_V4 : LDInst<(outs DoubleRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if ($src1) $dst=memd(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +
> +// if (!Pv) Rtt=memd(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDd_GP_cNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if (!$src1) $dst=memd(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) Rtt=memd(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDd_GP_cdnPt_V4 : LDInst<(outs DoubleRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if ($src1.new) $dst=memd(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +
> +// if (!Pv) Rtt=memd(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDd_GP_cdnNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if (!$src1.new) $dst=memd(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let isPredicable = 1, mayLoad = 1, neverHasSideEffects = 1 in
> +def LDb_GP_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins globaladdress:$global),
> +            "$dst=memb(#$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) Rt=memb(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDb_GP_cPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if ($src1) $dst=memb(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) Rt=memb(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDb_GP_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if (!$src1) $dst=memb(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) Rt=memb(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDb_GP_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if ($src1.new) $dst=memb(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) Rt=memb(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDb_GP_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if (!$src1.new) $dst=memb(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let isPredicable = 1, mayLoad = 1, neverHasSideEffects = 1 in
> +def LDub_GP_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins globaladdress:$global),
> +            "$dst=memub(#$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) Rt=memub(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDub_GP_cPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if ($src1) $dst=memub(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +
> +// if (!Pv) Rt=memub(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDub_GP_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if (!$src1) $dst=memub(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) Rt=memub(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDub_GP_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if ($src1.new) $dst=memub(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +
> +// if (!Pv) Rt=memub(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDub_GP_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if (!$src1.new) $dst=memub(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let isPredicable = 1, mayLoad = 1, neverHasSideEffects = 1 in
> +def LDh_GP_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins globaladdress:$global),
> +            "$dst=memh(#$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) Rt=memh(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDh_GP_cPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if ($src1) $dst=memh(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) Rt=memh(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDh_GP_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if (!$src1) $dst=memh(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) Rt=memh(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDh_GP_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if ($src1.new) $dst=memh(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) Rt=memh(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDh_GP_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if (!$src1.new) $dst=memh(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let isPredicable = 1, mayLoad = 1, neverHasSideEffects = 1 in
> +def LDuh_GP_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins globaladdress:$global),
> +            "$dst=memuh(#$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) Rt=memuh(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDuh_GP_cPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if ($src1) $dst=memuh(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) Rt=memuh(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDuh_GP_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if (!$src1) $dst=memuh(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) Rt=memuh(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDuh_GP_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if ($src1.new) $dst=memuh(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) Rt=memuh(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDuh_GP_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if (!$src1.new) $dst=memuh(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let isPredicable = 1, mayLoad = 1, neverHasSideEffects = 1 in
> +def LDw_GP_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins globaladdress:$global),
> +            "$dst=memw(#$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) Rt=memw(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDw_GP_cPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if ($src1) $dst=memw(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +
> +// if (!Pv) Rt=memw(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDw_GP_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if (!$src1) $dst=memw(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) Rt=memw(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDw_GP_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if ($src1.new) $dst=memw(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +
> +// if (!Pv) Rt=memw(##global)
> +let mayLoad = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def LDw_GP_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$global),
> +            "if (!$src1.new) $dst=memw(##$global)",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +
> +
> +def : Pat <(atomic_load_64 (HexagonCONST32_GP tglobaladdr:$global)),
> +           (i64 (LDd_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +def : Pat <(atomic_load_32 (HexagonCONST32_GP tglobaladdr:$global)),
> +           (i32 (LDw_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +def : Pat <(atomic_load_16 (HexagonCONST32_GP tglobaladdr:$global)),
> +           (i32 (LDuh_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +def : Pat <(atomic_load_8 (HexagonCONST32_GP tglobaladdr:$global)),
> +           (i32 (LDub_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress) -> memw(#foo + 0)
> +let AddedComplexity = 100 in
> +def : Pat <(i64 (load (HexagonCONST32_GP tglobaladdr:$global))),
> +           (i64 (LDd_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +// Map from Pd = load(globaladdress) -> Rd = memb(globaladdress), Pd = Rd
> +let AddedComplexity = 100 in
> +def : Pat <(i1 (load (HexagonCONST32_GP tglobaladdr:$global))),
> +           (i1 (TFR_PdRs (i32 (LDb_GP_V4 tglobaladdr:$global))))>,
> +           Requires<[HasV4T]>;
> +
> +// When the Interprocedural Global Variable optimizer realizes that a
> certain
> +// global variable takes only two constant values, it shrinks the global
> to
> +// a boolean. Catch those loads here in the following 3 patterns.
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (extloadi1 (HexagonCONST32_GP tglobaladdr:$global))),
> +           (i32 (LDb_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (sextloadi1 (HexagonCONST32_GP tglobaladdr:$global))),
> +           (i32 (LDb_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress) -> memb(#foo)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (extloadi8 (HexagonCONST32_GP tglobaladdr:$global))),
> +           (i32 (LDb_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress) -> memb(#foo)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (sextloadi8 (HexagonCONST32_GP tglobaladdr:$global))),
> +           (i32 (LDb_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (zextloadi1 (HexagonCONST32_GP tglobaladdr:$global))),
> +           (i32 (LDub_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress) -> memub(#foo)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (zextloadi8 (HexagonCONST32_GP tglobaladdr:$global))),
> +           (i32 (LDub_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress) -> memh(#foo)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (extloadi16 (HexagonCONST32_GP tglobaladdr:$global))),
> +           (i32 (LDh_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress) -> memh(#foo)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (sextloadi16 (HexagonCONST32_GP tglobaladdr:$global))),
> +           (i32 (LDh_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress) -> memuh(#foo)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (zextloadi16 (HexagonCONST32_GP tglobaladdr:$global))),
> +           (i32 (LDuh_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress) -> memw(#foo)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (load (HexagonCONST32_GP tglobaladdr:$global))),
> +           (i32 (LDw_GP_V4 tglobaladdr:$global))>,
> +            Requires<[HasV4T]>;
> +
> +def : Pat <(atomic_load_64 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                                u16ImmPred:$offset)),
> +           (i64 (LDrid_GP_V4 tglobaladdr:$global, u16ImmPred:$offset))>,
> +           Requires<[HasV4T]>;
> +
> +def : Pat <(atomic_load_32 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                                u16ImmPred:$offset)),
> +           (i32 (LDriw_GP_V4 tglobaladdr:$global, u16ImmPred:$offset))>,
> +            Requires<[HasV4T]>;
> +
> +def : Pat <(atomic_load_16 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                                u16ImmPred:$offset)),
> +           (i32 (LDriuh_GP_V4 tglobaladdr:$global, u16ImmPred:$offset))>,
> +            Requires<[HasV4T]>;
> +
> +def : Pat <(atomic_load_8 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                               u16ImmPred:$offset)),
> +           (i32 (LDriub_GP_V4 tglobaladdr:$global, u16ImmPred:$offset))>,
> +           Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress + x) -> memd(#foo + x)
> +let AddedComplexity = 100 in
> +def : Pat <(i64 (load (add (HexagonCONST32_GP tglobaladdr:$global),
> +                           u16ImmPred:$offset))),
> +           (i64 (LDrid_GP_V4 tglobaladdr:$global, u16ImmPred:$offset))>,
> +           Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress + x) -> memb(#foo + x)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (extloadi8 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                           u16ImmPred:$offset))),
> +           (i32 (LDrib_GP_V4 tglobaladdr:$global, u16ImmPred:$offset))>,
> +           Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress + x) -> memb(#foo + x)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (sextloadi8 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                            u16ImmPred:$offset))),
> +           (i32 (LDrib_GP_V4 tglobaladdr:$global, u16ImmPred:$offset))>,
> +           Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress + x) -> memub(#foo + x)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (zextloadi8 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                            u16ImmPred:$offset))),
> +           (i32 (LDriub_GP_V4 tglobaladdr:$global, u16ImmPred:$offset))>,
> +           Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress + x) -> memuh(#foo + x)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (extloadi16 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                            u16ImmPred:$offset))),
> +           (i32 (LDrih_GP_V4 tglobaladdr:$global, u16ImmPred:$offset))>,
> +            Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress + x) -> memh(#foo + x)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (sextloadi16 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                             u16ImmPred:$offset))),
> +           (i32 (LDrih_GP_V4 tglobaladdr:$global, u16ImmPred:$offset))>,
> +           Requires<[HasV4T]>;
> +
> +
> +// Map from load(globaladdress + x) -> memuh(#foo + x)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (zextloadi16 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                             u16ImmPred:$offset))),
> +           (i32 (LDriuh_GP_V4 tglobaladdr:$global, u16ImmPred:$offset))>,
> +            Requires<[HasV4T]>;
> +
> +// Map from load(globaladdress + x) -> memw(#foo + x)
> +let AddedComplexity = 100 in
> +def : Pat <(i32 (load (add (HexagonCONST32_GP tglobaladdr:$global),
> +                      u16ImmPred:$offset))),
> +           (i32 (LDriw_GP_V4 tglobaladdr:$global, u16ImmPred:$offset))>,
> +            Requires<[HasV4T]>;
> +
> +
>
> +//===----------------------------------------------------------------------===//
> +// LD -
>
> +//===----------------------------------------------------------------------===//
> +
>
> +//===----------------------------------------------------------------------===//
> +// ST +
>
> +//===----------------------------------------------------------------------===//
> +///
> +/// Assumptions::: ****** DO NOT IGNORE ********
> +/// 1. Make sure that in post increment store, the zero'th operand is
> always the
> +///    post increment operand.
> +/// 2. Make sure that the store value operand(Rt/Rtt) in a store is
> always the
> +///    last operand.
> +///
> +
> +// memd(Re=#U6)=Rtt
> +def STrid_abs_setimm_V4 : STInst<(outs IntRegs:$dst1),
> +            (ins DoubleRegs:$src1, u6Imm:$src2),
> +            "memd($dst1=#$src2) = $src1",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// memb(Re=#U6)=Rs
> +def STrib_abs_setimm_V4 : STInst<(outs IntRegs:$dst1),
> +            (ins IntRegs:$src1, u6Imm:$src2),
> +            "memb($dst1=#$src2) = $src1",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// memh(Re=#U6)=Rs
> +def STrih_abs_setimm_V4 : STInst<(outs IntRegs:$dst1),
> +            (ins IntRegs:$src1, u6Imm:$src2),
> +            "memh($dst1=#$src2) = $src1",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// memw(Re=#U6)=Rs
> +def STriw_abs_setimm_V4 : STInst<(outs IntRegs:$dst1),
> +            (ins IntRegs:$src1, u6Imm:$src2),
> +            "memw($dst1=#$src2) = $src1",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// memd(Re=#U6)=Rtt
> +def STrid_abs_set_V4 : STInst<(outs IntRegs:$dst1),
> +            (ins DoubleRegs:$src1, globaladdress:$src2),
> +            "memd($dst1=##$src2) = $src1",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// memb(Re=#U6)=Rs
> +def STrib_abs_set_V4 : STInst<(outs IntRegs:$dst1),
> +            (ins IntRegs:$src1, globaladdress:$src2),
> +            "memb($dst1=##$src2) = $src1",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// memh(Re=#U6)=Rs
> +def STrih_abs_set_V4 : STInst<(outs IntRegs:$dst1),
> +            (ins IntRegs:$src1, globaladdress:$src2),
> +            "memh($dst1=##$src2) = $src1",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// memw(Re=#U6)=Rs
> +def STriw_abs_set_V4 : STInst<(outs IntRegs:$dst1),
> +            (ins IntRegs:$src1, globaladdress:$src2),
> +            "memw($dst1=##$src2) = $src1",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// memd(Rs+Ru<<#u2)=Rtt
> +let AddedComplexity = 10, isPredicable = 1 in
> +def STrid_indexed_shl_V4 : STInst<(outs),
> +            (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$src3,
> DoubleRegs:$src4),
> +            "memd($src1+$src2<<#$src3) = $src4",
> +            [(store (i64 DoubleRegs:$src4),
> +                    (add (i32 IntRegs:$src1),
> +                         (shl (i32 IntRegs:$src2), u2ImmPred:$src3)))]>,
> +            Requires<[HasV4T]>;
> +
> +// memd(Ru<<#u2+#U6)=Rtt
> +let AddedComplexity = 10 in
> +def STrid_shl_V4 : STInst<(outs),
> +            (ins IntRegs:$src1, u2Imm:$src2, u6Imm:$src3,
> DoubleRegs:$src4),
> +            "memd($src1<<#$src2+#$src3) = $src4",
> +            [(store (i64 DoubleRegs:$src4),
> +                    (add (shl (i32 IntRegs:$src1), u2ImmPred:$src2),
> +                         u6ImmPred:$src3))]>,
> +            Requires<[HasV4T]>;
> +
> +// memd(Rx++#s4:3)=Rtt
> +// memd(Rx++#s4:3:circ(Mu))=Rtt
> +// memd(Rx++I:circ(Mu))=Rtt
> +// memd(Rx++Mu)=Rtt
> +// memd(Rx++Mu:brev)=Rtt
> +// memd(gp+#u16:3)=Rtt
> +
> +// Store doubleword conditionally.
> +// if ([!]Pv[.new]) memd(#u6)=Rtt
> +// TODO: needs to be implemented.
> +
> +// if ([!]Pv[.new]) memd(Rs+#u6:3)=Rtt
> +// if (Pv) memd(Rs+#u6:3)=Rtt
> +// if (Pv.new) memd(Rs+#u6:3)=Rtt
> +let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrid_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, MEMri:$addr, DoubleRegs:$src2),
> +            "if ($src1.new) memd($addr) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memd(Rs+#u6:3)=Rtt
> +// if (!Pv.new) memd(Rs+#u6:3)=Rtt
> +let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrid_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, MEMri:$addr, DoubleRegs:$src2),
> +            "if (!$src1.new) memd($addr) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) memd(Rs+#u6:3)=Rtt
> +// if (Pv.new) memd(Rs+#u6:3)=Rtt
> +let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrid_indexed_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, u6_3Imm:$src3,
> +                 DoubleRegs:$src4),
> +            "if ($src1.new) memd($src2+#$src3) = $src4",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memd(Rs+#u6:3)=Rtt
> +// if (!Pv.new) memd(Rs+#u6:3)=Rtt
> +let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrid_indexed_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, u6_3Imm:$src3,
> +                 DoubleRegs:$src4),
> +            "if (!$src1.new) memd($src2+#$src3) = $src4",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if ([!]Pv[.new]) memd(Rs+Ru<<#u2)=Rtt
> +// if (Pv) memd(Rs+Ru<<#u2)=Rtt
> +let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrid_indexed_shl_cPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> u2Imm:$src4,
> +                 DoubleRegs:$src5),
> +            "if ($src1) memd($src2+$src3<<#$src4) = $src5",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv.new) memd(Rs+Ru<<#u2)=Rtt
> +let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrid_indexed_shl_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> u2Imm:$src4,
> +                 DoubleRegs:$src5),
> +            "if ($src1.new) memd($src2+$src3<<#$src4) = $src5",
> +            []>,
> +            Requires<[HasV4T]>;
> +// if (!Pv) memd(Rs+Ru<<#u2)=Rtt
> +let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrid_indexed_shl_cNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> u2Imm:$src4,
> +                 DoubleRegs:$src5),
> +            "if (!$src1) memd($src2+$src3<<#$src4) = $src5",
> +            []>,
> +            Requires<[HasV4T]>;
> +// if (!Pv.new) memd(Rs+Ru<<#u2)=Rtt
> +let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrid_indexed_shl_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> u2Imm:$src4,
> +                 DoubleRegs:$src5),
> +            "if (!$src1.new) memd($src2+$src3<<#$src4) = $src5",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if ([!]Pv[.new]) memd(Rx++#s4:3)=Rtt
> +// if (Pv) memd(Rx++#s4:3)=Rtt
> +// if (Pv.new) memd(Rx++#s4:3)=Rtt
> +let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def POST_STdri_cdnPt_V4 : STInstPI<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, DoubleRegs:$src2, IntRegs:$src3,
> +                 s4_3Imm:$offset),
> +            "if ($src1.new) memd($src3++#$offset) = $src2",
> +            [],
> +            "$src3 = $dst">,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memd(Rx++#s4:3)=Rtt
> +// if (!Pv.new) memd(Rx++#s4:3)=Rtt
> +let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def POST_STdri_cdnNotPt_V4 : STInstPI<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, DoubleRegs:$src2, IntRegs:$src3,
> +                 s4_3Imm:$offset),
> +            "if (!$src1.new) memd($src3++#$offset) = $src2",
> +            [],
> +            "$src3 = $dst">,
> +            Requires<[HasV4T]>;
> +
> +
> +// Store byte.
> +// memb(Rs+#u6:0)=#S8
> +let AddedComplexity = 10, isPredicable = 1 in
> +def STrib_imm_V4 : STInst<(outs),
> +            (ins IntRegs:$src1, u6_0Imm:$src2, s8Imm:$src3),
> +            "memb($src1+#$src2) = #$src3",
> +            [(truncstorei8 s8ImmPred:$src3, (add (i32 IntRegs:$src1),
> +                                                 u6_0ImmPred:$src2))]>,
> +            Requires<[HasV4T]>;
> +
> +// memb(Rs+Ru<<#u2)=Rt
> +let AddedComplexity = 10, isPredicable = 1 in
> +def STrib_indexed_shl_V4 : STInst<(outs),
> +            (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$src3,
> IntRegs:$src4),
> +            "memb($src1+$src2<<#$src3) = $src4",
> +            [(truncstorei8 (i32 IntRegs:$src4),
> +                           (add (i32 IntRegs:$src1),
> +                                (shl (i32 IntRegs:$src2),
> +                                          u2ImmPred:$src3)))]>,
> +            Requires<[HasV4T]>;
> +
> +// memb(Ru<<#u2+#U6)=Rt
> +let AddedComplexity = 10 in
> +def STrib_shl_V4 : STInst<(outs),
> +            (ins IntRegs:$src1, u2Imm:$src2, u6Imm:$src3, IntRegs:$src4),
> +            "memb($src1<<#$src2+#$src3) = $src4",
> +            [(truncstorei8 (i32 IntRegs:$src4),
> +                           (add (shl (i32 IntRegs:$src1),
> u2ImmPred:$src2),
> +                                u6ImmPred:$src3))]>,
> +            Requires<[HasV4T]>;
> +
> +// memb(Rx++#s4:0:circ(Mu))=Rt
> +// memb(Rx++I:circ(Mu))=Rt
> +// memb(Rx++Mu)=Rt
> +// memb(Rx++Mu:brev)=Rt
> +// memb(gp+#u16:0)=Rt
> +
> +
> +// Store byte conditionally.
> +// if ([!]Pv[.new]) memb(#u6)=Rt
> +// if ([!]Pv[.new]) memb(Rs+#u6:0)=#S6
> +// if (Pv) memb(Rs+#u6:0)=#S6
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrib_imm_cPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> s6Imm:$src4),
> +            "if ($src1) memb($src2+#$src3) = #$src4",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv.new) memb(Rs+#u6:0)=#S6
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrib_imm_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> s6Imm:$src4),
> +            "if ($src1.new) memb($src2+#$src3) = #$src4",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memb(Rs+#u6:0)=#S6
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrib_imm_cNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> s6Imm:$src4),
> +            "if (!$src1) memb($src2+#$src3) = #$src4",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv.new) memb(Rs+#u6:0)=#S6
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrib_imm_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> s6Imm:$src4),
> +            "if (!$src1.new) memb($src2+#$src3) = #$src4",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if ([!]Pv[.new]) memb(Rs+#u6:0)=Rt
> +// if (Pv) memb(Rs+#u6:0)=Rt
> +// if (Pv.new) memb(Rs+#u6:0)=Rt
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrib_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
> +            "if ($src1.new) memb($addr) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memb(Rs+#u6:0)=Rt
> +// if (!Pv.new) memb(Rs+#u6:0)=Rt
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrib_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
> +            "if (!$src1.new) memb($addr) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) memb(Rs+#u6:0)=Rt
> +// if (!Pv) memb(Rs+#u6:0)=Rt
> +// if (Pv.new) memb(Rs+#u6:0)=Rt
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
> +def STrib_indexed_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> IntRegs:$src4),
> +            "if ($src1.new) memb($src2+#$src3) = $src4",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv.new) memb(Rs+#u6:0)=Rt
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrib_indexed_cdnNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> IntRegs:$src4),
>             "if (!$src1.new) memb($src2+#$src3) = $src4",
> @@ -1218,7 +2061,8 @@
>
>  // if ([!]Pv[.new]) memb(Rs+Ru<<#u2)=Rt
>  // if (Pv) memb(Rs+Ru<<#u2)=Rt
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrib_indexed_shl_cPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1227,7 +2071,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memb(Rs+Ru<<#u2)=Rt
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrib_indexed_shl_cdnPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1236,7 +2081,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memb(Rs+Ru<<#u2)=Rt
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrib_indexed_shl_cNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1245,7 +2091,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memb(Rs+Ru<<#u2)=Rt
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrib_indexed_shl_cdnNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1256,7 +2103,8 @@
>  // if ([!]Pv[.new]) memb(Rx++#s4:0)=Rt
>  // if (Pv) memb(Rx++#s4:0)=Rt
>  // if (Pv.new) memb(Rx++#s4:0)=Rt
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_STbri_cdnPt_V4 : STInstPI<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_0Imm:$offset),
>             "if ($src1.new) memb($src3++#$offset) = $src2",
> @@ -1265,7 +2113,8 @@
>
>  // if (!Pv) memb(Rx++#s4:0)=Rt
>  // if (!Pv.new) memb(Rx++#s4:0)=Rt
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_STbri_cdnNotPt_V4 : STInstPI<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_0Imm:$offset),
>             "if (!$src1.new) memb($src3++#$offset) = $src2",
> @@ -1274,20 +2123,15 @@
>
>
>  // Store halfword.
> -// memh(Re=#U6)=Rt.H
> -// TODO: needs to be implemented
> -
> -// memh(Re=#U6)=Rt
>  // TODO: needs to be implemented
> -
> +// memh(Re=#U6)=Rt.H
>  // memh(Rs+#s11:1)=Rt.H
> -// memh(Rs+#s11:1)=Rt
>  // memh(Rs+#u6:1)=#S8
>  let AddedComplexity = 10, isPredicable = 1 in
>  def STrih_imm_V4 : STInst<(outs),
>             (ins IntRegs:$src1, u6_1Imm:$src2, s8Imm:$src3),
>             "memh($src1+#$src2) = #$src3",
> -            [(truncstorei16 s8ImmPred:$src3, (add IntRegs:$src1,
> +            [(truncstorei16 s8ImmPred:$src3, (add (i32 IntRegs:$src1),
>                                                   u6_1ImmPred:$src2))]>,
>             Requires<[HasV4T]>;
>
> @@ -1299,9 +2143,10 @@
>  def STrih_indexed_shl_V4 : STInst<(outs),
>             (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$src3, IntRegs:$src4),
>             "memh($src1+$src2<<#$src3) = $src4",
> -            [(truncstorei16 IntRegs:$src4, (add IntRegs:$src1,
> -                                          (shl IntRegs:$src2,
> -                                               u2ImmPred:$src3)))]>,
> +            [(truncstorei16 (i32 IntRegs:$src4),
> +                            (add (i32 IntRegs:$src1),
> +                                 (shl (i32 IntRegs:$src2),
> +                                      u2ImmPred:$src3)))]>,
>             Requires<[HasV4T]>;
>
>  // memh(Ru<<#u2+#U6)=Rt.H
> @@ -1310,9 +2155,9 @@
>  def STrih_shl_V4 : STInst<(outs),
>             (ins IntRegs:$src1, u2Imm:$src2, u6Imm:$src3, IntRegs:$src4),
>             "memh($src1<<#$src2+#$src3) = $src4",
> -            [(truncstorei16 IntRegs:$src4, (shl IntRegs:$src1,
> -                                          (add u2ImmPred:$src2,
> -                                               u6ImmPred:$src3)))]>,
> +            [(truncstorei16 (i32 IntRegs:$src4),
> +                            (add (shl (i32 IntRegs:$src1),
> u2ImmPred:$src2),
> +                                 u6ImmPred:$src3))]>,
>             Requires<[HasV4T]>;
>
>  // memh(Rx++#s4:1:circ(Mu))=Rt.H
> @@ -1323,17 +2168,14 @@
>  // memh(Rx++Mu)=Rt
>  // memh(Rx++Mu:brev)=Rt.H
>  // memh(Rx++Mu:brev)=Rt
> -// memh(gp+#u16:1)=Rt.H
>  // memh(gp+#u16:1)=Rt
> -
> -
> -// Store halfword conditionally.
>  // if ([!]Pv[.new]) memh(#u6)=Rt.H
>  // if ([!]Pv[.new]) memh(#u6)=Rt
>
>  // if ([!]Pv[.new]) memh(Rs+#u6:1)=#S6
>  // if (Pv) memh(Rs+#u6:1)=#S6
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_imm_cPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3,
> s6Imm:$src4),
>             "if ($src1) memh($src2+#$src3) = #$src4",
> @@ -1341,7 +2183,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memh(Rs+#u6:1)=#S6
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_imm_cdnPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3,
> s6Imm:$src4),
>             "if ($src1.new) memh($src2+#$src3) = #$src4",
> @@ -1349,7 +2192,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memh(Rs+#u6:1)=#S6
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_imm_cNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3,
> s6Imm:$src4),
>             "if (!$src1) memh($src2+#$src3) = #$src4",
> @@ -1357,7 +2201,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memh(Rs+#u6:1)=#S6
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_imm_cdnNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3,
> s6Imm:$src4),
>             "if (!$src1.new) memh($src2+#$src3) = #$src4",
> @@ -1370,7 +2215,8 @@
>  // if ([!]Pv[.new]) memh(Rs+#u6:1)=Rt
>  // if (Pv) memh(Rs+#u6:1)=Rt
>  // if (Pv.new) memh(Rs+#u6:1)=Rt
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_cdnPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if ($src1.new) memh($addr) = $src2",
> @@ -1379,7 +2225,8 @@
>
>  // if (!Pv) memh(Rs+#u6:1)=Rt
>  // if (!Pv.new) memh(Rs+#u6:1)=Rt
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_cdnNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if (!$src1.new) memh($addr) = $src2",
> @@ -1387,7 +2234,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memh(Rs+#u6:1)=Rt
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_indexed_cdnPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3,
> IntRegs:$src4),
>             "if ($src1.new) memh($src2+#$src3) = $src4",
> @@ -1395,7 +2243,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memh(Rs+#u6:1)=Rt
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_indexed_cdnNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3,
> IntRegs:$src4),
>             "if (!$src1.new) memh($src2+#$src3) = $src4",
> @@ -1405,7 +2254,8 @@
>  // if ([!]Pv[.new]) memh(Rs+Ru<<#u2)=Rt.H
>  // if ([!]Pv[.new]) memh(Rs+Ru<<#u2)=Rt
>  // if (Pv) memh(Rs+Ru<<#u2)=Rt
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrih_indexed_shl_cPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1414,6 +2264,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memh(Rs+Ru<<#u2)=Rt
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrih_indexed_shl_cdnPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1422,7 +2274,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memh(Rs+Ru<<#u2)=Rt
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrih_indexed_shl_cNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1431,7 +2284,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memh(Rs+Ru<<#u2)=Rt
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrih_indexed_shl_cdnNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1445,7 +2299,8 @@
>  // if ([!]Pv[.new]) memh(Rx++#s4:1)=Rt
>  // if (Pv) memh(Rx++#s4:1)=Rt
>  // if (Pv.new) memh(Rx++#s4:1)=Rt
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_SThri_cdnPt_V4 : STInstPI<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_1Imm:$offset),
>             "if ($src1.new) memh($src3++#$offset) = $src2",
> @@ -1454,7 +2309,8 @@
>
>  // if (!Pv) memh(Rx++#s4:1)=Rt
>  // if (!Pv.new) memh(Rx++#s4:1)=Rt
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_SThri_cdnNotPt_V4 : STInstPI<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_1Imm:$offset),
>             "if (!$src1.new) memh($src3++#$offset) = $src2",
> @@ -1466,13 +2322,22 @@
>  // memw(Re=#U6)=Rt
>  // TODO: Needs to be implemented.
>
> -// memw(Rs+#s11:2)=Rt
> +// Store predicate:
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STriw_pred_V4 : STInst<(outs),
> +            (ins MEMri:$addr, PredRegs:$src1),
> +            "Error; should not emit",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +
>  // memw(Rs+#u6:2)=#S8
>  let AddedComplexity = 10, isPredicable = 1 in
>  def STriw_imm_V4 : STInst<(outs),
>             (ins IntRegs:$src1, u6_2Imm:$src2, s8Imm:$src3),
>             "memw($src1+#$src2) = #$src3",
> -            [(store s8ImmPred:$src3, (add IntRegs:$src1,
> u6_2ImmPred:$src2))]>,
> +            [(store s8ImmPred:$src3, (add (i32 IntRegs:$src1),
> +                                          u6_2ImmPred:$src2))]>,
>             Requires<[HasV4T]>;
>
>  // memw(Rs+Ru<<#u2)=Rt
> @@ -1480,8 +2345,9 @@
>  def STriw_indexed_shl_V4 : STInst<(outs),
>             (ins IntRegs:$src1, IntRegs:$src2, u2Imm:$src3, IntRegs:$src4),
>             "memw($src1+$src2<<#$src3) = $src4",
> -            [(store IntRegs:$src4, (add IntRegs:$src1,
> -                                    (shl IntRegs:$src2,
> u2ImmPred:$src3)))]>,
> +            [(store (i32 IntRegs:$src4), (add (i32 IntRegs:$src1),
> +                                    (shl (i32 IntRegs:$src2),
> +                                         u2ImmPred:$src3)))]>,
>             Requires<[HasV4T]>;
>
>  // memw(Ru<<#u2+#U6)=Rt
> @@ -1489,8 +2355,9 @@
>  def STriw_shl_V4 : STInst<(outs),
>             (ins IntRegs:$src1, u2Imm:$src2, u6Imm:$src3, IntRegs:$src4),
>             "memw($src1<<#$src2+#$src3) = $src4",
> -            [(store IntRegs:$src4, (shl IntRegs:$src1,
> -                                   (add u2ImmPred:$src2,
> u6ImmPred:$src3)))]>,
> +            [(store (i32 IntRegs:$src4),
> +                    (add (shl (i32 IntRegs:$src1), u2ImmPred:$src2),
> +                              u6ImmPred:$src3))]>,
>             Requires<[HasV4T]>;
>
>  // memw(Rx++#s4:2)=Rt
> @@ -1502,12 +2369,11 @@
>
>
>  // Store word conditionally.
> -// if ([!]Pv[.new]) memw(#u6)=Rt
> -// TODO: Needs to be implemented.
>
>  // if ([!]Pv[.new]) memw(Rs+#u6:2)=#S6
>  // if (Pv) memw(Rs+#u6:2)=#S6
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_imm_cPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3,
> s6Imm:$src4),
>             "if ($src1) memw($src2+#$src3) = #$src4",
> @@ -1515,7 +2381,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memw(Rs+#u6:2)=#S6
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_imm_cdnPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3,
> s6Imm:$src4),
>             "if ($src1.new) memw($src2+#$src3) = #$src4",
> @@ -1523,7 +2390,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memw(Rs+#u6:2)=#S6
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_imm_cNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3,
> s6Imm:$src4),
>             "if (!$src1) memw($src2+#$src3) = #$src4",
> @@ -1531,7 +2399,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memw(Rs+#u6:2)=#S6
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_imm_cdnNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3,
> s6Imm:$src4),
>             "if (!$src1.new) memw($src2+#$src3) = #$src4",
> @@ -1541,7 +2410,8 @@
>  // if ([!]Pv[.new]) memw(Rs+#u6:2)=Rt
>  // if (Pv) memw(Rs+#u6:2)=Rt
>  // if (Pv.new) memw(Rs+#u6:2)=Rt
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_cdnPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if ($src1.new) memw($addr) = $src2",
> @@ -1550,7 +2420,8 @@
>
>  // if (!Pv) memw(Rs+#u6:2)=Rt
>  // if (!Pv.new) memw(Rs+#u6:2)=Rt
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_cdnNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if (!$src1.new) memw($addr) = $src2",
> @@ -1560,7 +2431,8 @@
>  // if (Pv) memw(Rs+#u6:2)=Rt
>  // if (!Pv) memw(Rs+#u6:2)=Rt
>  // if (Pv.new) memw(Rs+#u6:2)=Rt
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_indexed_cdnPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3,
> IntRegs:$src4),
>             "if ($src1.new) memw($src2+#$src3) = $src4",
> @@ -1568,7 +2440,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memw(Rs+#u6:2)=Rt
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_indexed_cdnNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3,
> IntRegs:$src4),
>             "if (!$src1.new) memw($src2+#$src3) = $src4",
> @@ -1577,7 +2450,8 @@
>
>  // if ([!]Pv[.new]) memw(Rs+Ru<<#u2)=Rt
>  // if (Pv) memw(Rs+Ru<<#u2)=Rt
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STriw_indexed_shl_cPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1586,7 +2460,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memw(Rs+Ru<<#u2)=Rt
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STriw_indexed_shl_cdnPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1595,7 +2470,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memw(Rs+Ru<<#u2)=Rt
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STriw_indexed_shl_cNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1604,7 +2480,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memw(Rs+Ru<<#u2)=Rt
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STriw_indexed_shl_cdnNotPt_V4 : STInst<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1615,7 +2492,8 @@
>  // if ([!]Pv[.new]) memw(Rx++#s4:2)=Rt
>  // if (Pv) memw(Rx++#s4:2)=Rt
>  // if (Pv.new) memw(Rx++#s4:2)=Rt
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_STwri_cdnPt_V4 : STInstPI<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_2Imm:$offset),
>             "if ($src1.new) memw($src3++#$offset) = $src2",
> @@ -1624,7 +2502,8 @@
>
>  // if (!Pv) memw(Rx++#s4:2)=Rt
>  // if (!Pv.new) memw(Rx++#s4:2)=Rt
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_STwri_cdnNotPt_V4 : STInstPI<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_2Imm:$offset),
>             "if (!$src1.new) memw($src3++#$offset) = $src2",
> @@ -1632,6 +2511,439 @@
>             Requires<[HasV4T]>;
>
>
> +/// store to global address
> +
> +let isPredicable = 1, mayStore = 1, neverHasSideEffects = 1 in
> +def STrid_GP_V4 : STInst<(outs),
> +            (ins globaladdress:$global, u16Imm:$offset, DoubleRegs:$src),
> +            "memd(#$global+$offset) = $src",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STrid_GP_cPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        DoubleRegs:$src2),
> +            "if ($src1) memd(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STrid_GP_cNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        DoubleRegs:$src2),
> +            "if (!$src1) memd(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STrid_GP_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        DoubleRegs:$src2),
> +            "if ($src1.new) memd(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STrid_GP_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        DoubleRegs:$src2),
> +            "if (!$src1.new) memd(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let isPredicable = 1, mayStore = 1, neverHasSideEffects = 1 in
> +def STrib_GP_V4 : STInst<(outs),
> +            (ins globaladdress:$global, u16Imm:$offset, IntRegs:$src),
> +            "memb(#$global+$offset) = $src",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STrib_GP_cPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if ($src1) memb(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STrib_GP_cNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if (!$src1) memb(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STrib_GP_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if ($src1.new) memb(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STrib_GP_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if (!$src1.new) memb(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let isPredicable = 1, mayStore = 1, neverHasSideEffects = 1 in
> +def STrih_GP_V4 : STInst<(outs),
> +            (ins globaladdress:$global, u16Imm:$offset, IntRegs:$src),
> +            "memh(#$global+$offset) = $src",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STrih_GP_cPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if ($src1) memh(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STrih_GP_cNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if (!$src1) memh(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STrih_GP_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if ($src1.new) memh(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STrih_GP_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if (!$src1.new) memh(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let isPredicable = 1, mayStore = 1, neverHasSideEffects = 1 in
> +def STriw_GP_V4 : STInst<(outs),
> +            (ins globaladdress:$global, u16Imm:$offset, IntRegs:$src),
> +            "memw(#$global+$offset) = $src",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STriw_GP_cPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if ($src1) memw(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STriw_GP_cNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if (!$src1) memw(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STriw_GP_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if ($src1.new) memw(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STriw_GP_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if (!$src1.new) memw(##$global+$offset) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// memd(#global)=Rtt
> +let isPredicable = 1, mayStore = 1, neverHasSideEffects = 1 in
> +def STd_GP_V4 : STInst<(outs),
> +            (ins globaladdress:$global, DoubleRegs:$src),
> +            "memd(#$global) = $src",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) memd(##global) = Rtt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STd_GP_cPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, DoubleRegs:$src2),
> +            "if ($src1) memd(##$global) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memd(##global) = Rtt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STd_GP_cNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, DoubleRegs:$src2),
> +            "if (!$src1) memd(##$global) = $src2",
> +            []>,
> +              Requires<[HasV4T]>;
> +
> +// if (Pv) memd(##global) = Rtt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STd_GP_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, DoubleRegs:$src2),
> +            "if ($src1.new) memd(##$global) = $src2",
> +            []>,
> +              Requires<[HasV4T]>;
> +
> +// if (!Pv) memd(##global) = Rtt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STd_GP_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, DoubleRegs:$src2),
> +            "if (!$src1.new) memd(##$global) = $src2",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// memb(#global)=Rt
> +let isPredicable = 1, mayStore = 1, neverHasSideEffects = 1 in
> +def STb_GP_V4 : STInst<(outs),
> +            (ins globaladdress:$global, IntRegs:$src),
> +            "memb(#$global) = $src",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) memb(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STb_GP_cPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if ($src1) memb(##$global) = $src2",
> +              []>,
> +              Requires<[HasV4T]>;
> +
> +// if (!Pv) memb(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STb_GP_cNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if (!$src1) memb(##$global) = $src2",
> +              []>,
> +              Requires<[HasV4T]>;
> +
> +// if (Pv) memb(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STb_GP_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if ($src1.new) memb(##$global) = $src2",
> +              []>,
> +              Requires<[HasV4T]>;
> +
> +// if (!Pv) memb(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STb_GP_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if (!$src1.new) memb(##$global) = $src2",
> +              []>,
> +              Requires<[HasV4T]>;
> +
> +// memh(#global)=Rt
> +let isPredicable = 1, mayStore = 1, neverHasSideEffects = 1 in
> +def STh_GP_V4 : STInst<(outs),
> +            (ins globaladdress:$global, IntRegs:$src),
> +            "memh(#$global) = $src",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) memh(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STh_GP_cPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if ($src1) memh(##$global) = $src2",
> +              []>,
> +              Requires<[HasV4T]>;
> +
> +// if (!Pv) memh(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STh_GP_cNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if (!$src1) memh(##$global) = $src2",
> +              []>,
> +              Requires<[HasV4T]>;
> +
> +// if (Pv) memh(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STh_GP_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if ($src1.new) memh(##$global) = $src2",
> +              []>,
> +              Requires<[HasV4T]>;
> +
> +// if (!Pv) memh(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STh_GP_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if (!$src1.new) memh(##$global) = $src2",
> +              []>,
> +              Requires<[HasV4T]>;
> +
> +// memw(#global)=Rt
> +let isPredicable = 1, mayStore = 1, neverHasSideEffects = 1 in
> +def STw_GP_V4 : STInst<(outs),
> +            (ins globaladdress:$global, IntRegs:$src),
> +            "memw(#$global) = $src",
> +              []>,
> +              Requires<[HasV4T]>;
> +
> +// if (Pv) memw(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STw_GP_cPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if ($src1) memw(##$global) = $src2",
> +              []>,
> +              Requires<[HasV4T]>;
> +
> +// if (!Pv) memw(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STw_GP_cNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if (!$src1) memw(##$global) = $src2",
> +              []>,
> +              Requires<[HasV4T]>;
> +
> +// if (Pv) memw(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STw_GP_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if ($src1.new) memw(##$global) = $src2",
> +              []>,
> +              Requires<[HasV4T]>;
> +
> +// if (!Pv) memw(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1, isPredicated = 1 in
> +def STw_GP_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if (!$src1.new) memw(##$global) = $src2",
> +            []>,
> +              Requires<[HasV4T]>;
> +
> +// 64 bit atomic store
> +def : Pat <(atomic_store_64 (HexagonCONST32_GP tglobaladdr:$global),
> +                            (i64 DoubleRegs:$src1)),
> +           (STd_GP_V4 tglobaladdr:$global, (i64 DoubleRegs:$src1))>,
> +           Requires<[HasV4T]>;
> +
> +// Map from store(globaladdress) -> memd(#foo)
> +let AddedComplexity = 100 in
> +def : Pat <(store (i64 DoubleRegs:$src1), (HexagonCONST32_GP
> tglobaladdr:$global)),
> +           (STd_GP_V4 tglobaladdr:$global, (i64 DoubleRegs:$src1))>,
> +           Requires<[HasV4T]>;
> +
> +// 8 bit atomic store
> +def : Pat < (atomic_store_8 (HexagonCONST32_GP tglobaladdr:$global),
> +                            (i32 IntRegs:$src1)),
> +            (STb_GP_V4 tglobaladdr:$global, (i32 IntRegs:$src1))>,
> +              Requires<[HasV4T]>;
> +
> +// Map from store(globaladdress) -> memb(#foo)
> +let AddedComplexity = 100 in
> +def : Pat<(truncstorei8 (i32 IntRegs:$src1),
> +          (HexagonCONST32_GP tglobaladdr:$global)),
> +          (STb_GP_V4 tglobaladdr:$global, (i32 IntRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +// Map from "i1 = constant<-1>; memw(CONST32(#foo)) = i1"
> +//       to "r0 = 1; memw(#foo) = r0"
> +let AddedComplexity = 100 in
> +def : Pat<(store (i1 -1), (HexagonCONST32_GP tglobaladdr:$global)),
> +          (STb_GP_V4 tglobaladdr:$global, (TFRI 1))>,
> +          Requires<[HasV4T]>;
> +
> +def : Pat<(atomic_store_16 (HexagonCONST32_GP tglobaladdr:$global),
> +                           (i32 IntRegs:$src1)),
> +          (STh_GP_V4 tglobaladdr:$global, (i32 IntRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +// Map from store(globaladdress) -> memh(#foo)
> +let AddedComplexity = 100 in
> +def : Pat<(truncstorei16 (i32 IntRegs:$src1),
> +                         (HexagonCONST32_GP tglobaladdr:$global)),
> +          (STh_GP_V4 tglobaladdr:$global, (i32 IntRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +// 32 bit atomic store
> +def : Pat<(atomic_store_32 (HexagonCONST32_GP tglobaladdr:$global),
> +                           (i32 IntRegs:$src1)),
> +          (STw_GP_V4 tglobaladdr:$global, (i32 IntRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +// Map from store(globaladdress) -> memw(#foo)
> +let AddedComplexity = 100 in
> +def : Pat<(store (i32 IntRegs:$src1), (HexagonCONST32_GP
> tglobaladdr:$global)),
> +          (STw_GP_V4 tglobaladdr:$global, (i32 IntRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +def : Pat<(atomic_store_64 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                                u16ImmPred:$offset),
> +                           (i64 DoubleRegs:$src1)),
> +          (STrid_GP_V4 tglobaladdr:$global, u16ImmPred:$offset,
> +                                            (i64 DoubleRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +def : Pat<(atomic_store_32 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                                u16ImmPred:$offset),
> +                           (i32 IntRegs:$src1)),
> +          (STriw_GP_V4 tglobaladdr:$global, u16ImmPred:$offset, (i32
> IntRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +def : Pat<(atomic_store_16 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                                u16ImmPred:$offset),
> +                           (i32 IntRegs:$src1)),
> +          (STrih_GP_V4 tglobaladdr:$global, u16ImmPred:$offset, (i32
> IntRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +def : Pat<(atomic_store_8 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                               u16ImmPred:$offset),
> +                          (i32 IntRegs:$src1)),
> +          (STrib_GP_V4 tglobaladdr:$global, u16ImmPred:$offset, (i32
> IntRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +// Map from store(globaladdress + x) -> memd(#foo + x)
> +let AddedComplexity = 100 in
> +def : Pat<(store (i64 DoubleRegs:$src1), (add (HexagonCONST32_GP
> tglobaladdr:$global),
> +                                        u16ImmPred:$offset)),
> +          (STrid_GP_V4 tglobaladdr:$global, u16ImmPred:$offset,
> +                                            (i64 DoubleRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +// Map from store(globaladdress + x) -> memb(#foo + x)
> +let AddedComplexity = 100 in
> +def : Pat<(truncstorei8 (i32 IntRegs:$src1),
> +                        (add (HexagonCONST32_GP tglobaladdr:$global),
> +                             u16ImmPred:$offset)),
> +          (STrib_GP_V4 tglobaladdr:$global, u16ImmPred:$offset, (i32
> IntRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +// Map from store(globaladdress + x) -> memh(#foo + x)
> +let AddedComplexity = 100 in
> +def : Pat<(truncstorei16 (i32 IntRegs:$src1),
> +                         (add (HexagonCONST32_GP tglobaladdr:$global),
> +                              u16ImmPred:$offset)),
> +          (STrih_GP_V4 tglobaladdr:$global, u16ImmPred:$offset, (i32
> IntRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +// Map from store(globaladdress + x) -> memw(#foo + x)
> +let AddedComplexity = 100 in
> +def : Pat<(store (i32 IntRegs:$src1),
> +                 (add (HexagonCONST32_GP tglobaladdr:$global),
> +                                u16ImmPred:$offset)),
> +          (STriw_GP_V4 tglobaladdr:$global, u16ImmPred:$offset, (i32
> IntRegs:$src1))>,
> +          Requires<[HasV4T]>;
> +
> +
> +
>
>  //===----------------------------------------------------------------------===
>  // ST -
>
>  //===----------------------------------------------------------------------===
> @@ -1696,11 +3008,19 @@
>             []>,
>             Requires<[HasV4T]>;
>
> +// memb(#global)=Nt.new
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STb_GP_nv_V4 : NVInst_V4<(outs),
> +            (ins globaladdress:$global, IntRegs:$src),
> +            "memb(#$global) = $src.new",
> +            []>,
> +            Requires<[HasV4T]>;
>
>  // Store new-value byte conditionally.
>  // if ([!]Pv[.new]) memb(#u6)=Nt.new
>  // if (Pv) memb(Rs+#u6:0)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrib_cPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if ($src1) memb($addr) = $src2.new",
> @@ -1708,7 +3028,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memb(Rs+#u6:0)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrib_cdnPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if ($src1.new) memb($addr) = $src2.new",
> @@ -1716,7 +3037,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memb(Rs+#u6:0)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrib_cNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if (!$src1) memb($addr) = $src2.new",
> @@ -1724,7 +3046,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memb(Rs+#u6:0)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrib_cdnNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if (!$src1.new) memb($addr) = $src2.new",
> @@ -1732,7 +3055,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv) memb(Rs+#u6:0)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrib_indexed_cPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> IntRegs:$src4),
>             "if ($src1) memb($src2+#$src3) = $src4.new",
> @@ -1740,7 +3064,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memb(Rs+#u6:0)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrib_indexed_cdnPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> IntRegs:$src4),
>             "if ($src1.new) memb($src2+#$src3) = $src4.new",
> @@ -1748,7 +3073,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memb(Rs+#u6:0)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrib_indexed_cNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> IntRegs:$src4),
>             "if (!$src1) memb($src2+#$src3) = $src4.new",
> @@ -1756,7 +3082,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memb(Rs+#u6:0)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrib_indexed_cdnNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3,
> IntRegs:$src4),
>             "if (!$src1.new) memb($src2+#$src3) = $src4.new",
> @@ -1766,7 +3093,8 @@
>
>  // if ([!]Pv[.new]) memb(Rs+Ru<<#u2)=Nt.new
>  // if (Pv) memb(Rs+Ru<<#u2)=Nt.new
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrib_indexed_shl_cPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1775,7 +3103,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memb(Rs+Ru<<#u2)=Nt.new
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrib_indexed_shl_cdnPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1784,7 +3113,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memb(Rs+Ru<<#u2)=Nt.new
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrib_indexed_shl_cNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1793,7 +3123,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memb(Rs+Ru<<#u2)=Nt.new
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrib_indexed_shl_cdnNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1803,7 +3134,8 @@
>
>  // if ([!]Pv[.new]) memb(Rx++#s4:0)=Nt.new
>  // if (Pv) memb(Rx++#s4:0)=Nt.new
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_STbri_cPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_0Imm:$offset),
>             "if ($src1) memb($src3++#$offset) = $src2.new",
> @@ -1811,7 +3143,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memb(Rx++#s4:0)=Nt.new
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_STbri_cdnPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_0Imm:$offset),
>             "if ($src1.new) memb($src3++#$offset) = $src2.new",
> @@ -1819,7 +3152,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memb(Rx++#s4:0)=Nt.new
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_STbri_cNotPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_0Imm:$offset),
>             "if (!$src1) memb($src3++#$offset) = $src2.new",
> @@ -1827,7 +3161,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memb(Rx++#s4:0)=Nt.new
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_STbri_cdnNotPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_0Imm:$offset),
>             "if (!$src1.new) memb($src3++#$offset) = $src2.new",
> @@ -1889,6 +3224,14 @@
>             []>,
>             Requires<[HasV4T]>;
>
> +// memh(#global)=Nt.new
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STh_GP_nv_V4 : NVInst_V4<(outs),
> +            (ins globaladdress:$global, IntRegs:$src),
> +            "memh(#$global) = $src.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
>
>  // Store new-value halfword conditionally.
>
> @@ -1896,7 +3239,8 @@
>
>  // if ([!]Pv[.new]) memh(Rs+#u6:1)=Nt.new
>  // if (Pv) memh(Rs+#u6:1)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_cPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if ($src1) memh($addr) = $src2.new",
> @@ -1904,7 +3248,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memh(Rs+#u6:1)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_cdnPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if ($src1.new) memh($addr) = $src2.new",
> @@ -1912,7 +3257,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memh(Rs+#u6:1)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_cNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if (!$src1) memh($addr) = $src2.new",
> @@ -1920,7 +3266,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memh(Rs+#u6:1)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_cdnNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if (!$src1.new) memh($addr) = $src2.new",
> @@ -1928,7 +3275,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv) memh(Rs+#u6:1)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_indexed_cPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3,
> IntRegs:$src4),
>             "if ($src1) memh($src2+#$src3) = $src4.new",
> @@ -1936,7 +3284,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memh(Rs+#u6:1)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_indexed_cdnPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3,
> IntRegs:$src4),
>             "if ($src1.new) memh($src2+#$src3) = $src4.new",
> @@ -1944,7 +3293,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memh(Rs+#u6:1)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_indexed_cNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3,
> IntRegs:$src4),
>             "if (!$src1) memh($src2+#$src3) = $src4.new",
> @@ -1952,7 +3302,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memh(Rs+#u6:1)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STrih_indexed_cdnNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3,
> IntRegs:$src4),
>             "if (!$src1.new) memh($src2+#$src3) = $src4.new",
> @@ -1961,7 +3312,8 @@
>
>  // if ([!]Pv[.new]) memh(Rs+Ru<<#u2)=Nt.new
>  // if (Pv) memh(Rs+Ru<<#u2)=Nt.new
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrih_indexed_shl_cPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1970,7 +3322,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memh(Rs+Ru<<#u2)=Nt.new
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrih_indexed_shl_cdnPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1979,7 +3332,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memh(Rs+Ru<<#u2)=Nt.new
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrih_indexed_shl_cNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1988,7 +3342,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memh(Rs+Ru<<#u2)=Nt.new
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STrih_indexed_shl_cdnNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -1998,7 +3353,8 @@
>
>  // if ([!]Pv[]) memh(Rx++#s4:1)=Nt.new
>  // if (Pv) memh(Rx++#s4:1)=Nt.new
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_SThri_cPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_1Imm:$offset),
>             "if ($src1) memh($src3++#$offset) = $src2.new",
> @@ -2006,7 +3362,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memh(Rx++#s4:1)=Nt.new
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_SThri_cdnPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_1Imm:$offset),
>             "if ($src1.new) memh($src3++#$offset) = $src2.new",
> @@ -2014,7 +3371,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memh(Rx++#s4:1)=Nt.new
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_SThri_cNotPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_1Imm:$offset),
>             "if (!$src1) memh($src3++#$offset) = $src2.new",
> @@ -2022,7 +3380,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memh(Rx++#s4:1)=Nt.new
> -let mayStore = 1, hasCtrlDep = 1 in
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
>  def POST_SThri_cdnNotPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_1Imm:$offset),
>             "if (!$src1.new) memh($src3++#$offset) = $src2.new",
> @@ -2085,6 +3444,12 @@
>             []>,
>             Requires<[HasV4T]>;
>
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STw_GP_nv_V4 : NVInst_V4<(outs),
> +            (ins globaladdress:$global, IntRegs:$src),
> +            "memw(#$global) = $src.new",
> +            []>,
> +            Requires<[HasV4T]>;
>
>  // Store new-value word conditionally.
>
> @@ -2092,7 +3457,8 @@
>
>  // if ([!]Pv[.new]) memw(Rs+#u6:2)=Nt.new
>  // if (Pv) memw(Rs+#u6:2)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_cPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if ($src1) memw($addr) = $src2.new",
> @@ -2100,7 +3466,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memw(Rs+#u6:2)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_cdnPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if ($src1.new) memw($addr) = $src2.new",
> @@ -2108,7 +3475,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memw(Rs+#u6:2)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_cNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if (!$src1) memw($addr) = $src2.new",
> @@ -2116,7 +3484,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memw(Rs+#u6:2)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_cdnNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, MEMri:$addr, IntRegs:$src2),
>             "if (!$src1.new) memw($addr) = $src2.new",
> @@ -2124,7 +3493,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv) memw(Rs+#u6:2)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_indexed_cPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3,
> IntRegs:$src4),
>             "if ($src1) memw($src2+#$src3) = $src4.new",
> @@ -2132,7 +3502,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memw(Rs+#u6:2)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_indexed_cdnPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3,
> IntRegs:$src4),
>             "if ($src1.new) memw($src2+#$src3) = $src4.new",
> @@ -2140,7 +3511,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv) memw(Rs+#u6:2)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_indexed_cNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3,
> IntRegs:$src4),
>             "if (!$src1) memw($src2+#$src3) = $src4.new",
> @@ -2148,7 +3520,8 @@
>             Requires<[HasV4T]>;
>
>  // if (!Pv.new) memw(Rs+#u6:2)=Nt.new
> -let mayStore = 1, neverHasSideEffects = 1 in
> +let mayStore = 1, neverHasSideEffects = 1,
> +    isPredicated = 1 in
>  def STriw_indexed_cdnNotPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3,
> IntRegs:$src4),
>             "if (!$src1.new) memw($src2+#$src3) = $src4.new",
> @@ -2158,7 +3531,8 @@
>
>  // if ([!]Pv[.new]) memw(Rs+Ru<<#u2)=Nt.new
>  // if (Pv) memw(Rs+Ru<<#u2)=Nt.new
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STriw_indexed_shl_cPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -2167,7 +3541,8 @@
>             Requires<[HasV4T]>;
>
>  // if (Pv.new) memw(Rs+Ru<<#u2)=Nt.new
> -let mayStore = 1, AddedComplexity = 10 in
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
>  def STriw_indexed_shl_cdnPt_nv_V4 : NVInst_V4<(outs),
>             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, u2Imm:$src4,
>                  IntRegs:$src5),
> @@ -2175,57 +3550,256 @@
>             []>,
>             Requires<[HasV4T]>;
>
> -// if (!Pv) memw(Rs+Ru<<#u2)=Nt.new
> -let mayStore = 1, AddedComplexity = 10 in
> -def STriw_indexed_shl_cNotPt_nv_V4 : NVInst_V4<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> u2Imm:$src4,
> -                 IntRegs:$src5),
> -            "if (!$src1) memw($src2+$src3<<#$src4) = $src5.new",
> +// if (!Pv) memw(Rs+Ru<<#u2)=Nt.new
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
> +def STriw_indexed_shl_cNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> u2Imm:$src4,
> +                 IntRegs:$src5),
> +            "if (!$src1) memw($src2+$src3<<#$src4) = $src5.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv.new) memw(Rs+Ru<<#u2)=Nt.new
> +let mayStore = 1, AddedComplexity = 10,
> +    isPredicated = 1 in
> +def STriw_indexed_shl_cdnNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> u2Imm:$src4,
> +                 IntRegs:$src5),
> +            "if (!$src1.new) memw($src2+$src3<<#$src4) = $src5.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if ([!]Pv[.new]) memw(Rx++#s4:2)=Nt.new
> +// if (Pv) memw(Rx++#s4:2)=Nt.new
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
> +def POST_STwri_cPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_2Imm:$offset),
> +            "if ($src1) memw($src3++#$offset) = $src2.new",
> +            [],"$src3 = $dst">,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv.new) memw(Rx++#s4:2)=Nt.new
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
> +def POST_STwri_cdnPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_2Imm:$offset),
> +            "if ($src1.new) memw($src3++#$offset) = $src2.new",
> +            [],"$src3 = $dst">,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memw(Rx++#s4:2)=Nt.new
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
> +def POST_STwri_cNotPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_2Imm:$offset),
> +            "if (!$src1) memw($src3++#$offset) = $src2.new",
> +            [],"$src3 = $dst">,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv.new) memw(Rx++#s4:2)=Nt.new
> +let mayStore = 1, hasCtrlDep = 1,
> +    isPredicated = 1 in
> +def POST_STwri_cdnNotPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_2Imm:$offset),
> +            "if (!$src1.new) memw($src3++#$offset) = $src2.new",
> +            [],"$src3 = $dst">,
> +            Requires<[HasV4T]>;
> +
> +
> +
> +// if (Pv) memb(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STb_GP_cPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if ($src1) memb(##$global) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memb(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STb_GP_cNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if (!$src1) memb(##$global) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) memb(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STb_GP_cdnPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if ($src1.new) memb(##$global) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memb(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STb_GP_cdnNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if (!$src1.new) memb(##$global) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) memh(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STh_GP_cPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if ($src1) memh(##$global) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memh(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STh_GP_cNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if (!$src1) memh(##$global) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) memh(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STh_GP_cdnPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if ($src1.new) memh(##$global) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memh(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STh_GP_cdnNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if (!$src1.new) memh(##$global) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) memw(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STw_GP_cPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if ($src1) memw(##$global) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memw(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STw_GP_cNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if (!$src1) memw(##$global) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (Pv) memw(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STw_GP_cdnPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if ($src1.new) memw(##$global) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +// if (!Pv) memw(##global) = Rt
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STw_GP_cdnNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, IntRegs:$src2),
> +            "if (!$src1.new) memw(##$global) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STrib_GP_cPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if ($src1) memb(##$global+$offset) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STrib_GP_cNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if (!$src1) memb(##$global+$offset) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STrib_GP_cdnPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if ($src1.new) memb(##$global+$offset) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STrib_GP_cdnNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if (!$src1.new) memb(##$global+$offset) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STrih_GP_cPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if ($src1) memh(##$global+$offset) = $src2.new",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if (!Pv.new) memw(Rs+Ru<<#u2)=Nt.new
> -let mayStore = 1, AddedComplexity = 10 in
> -def STriw_indexed_shl_cdnNotPt_nv_V4 : NVInst_V4<(outs),
> -            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> u2Imm:$src4,
> -                 IntRegs:$src5),
> -            "if (!$src1.new) memw($src2+$src3<<#$src4) = $src5.new",
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STrih_GP_cNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if (!$src1) memh(##$global+$offset) = $src2.new",
>             []>,
>             Requires<[HasV4T]>;
>
> -// if ([!]Pv[.new]) memw(Rx++#s4:2)=Nt.new
> -// if (Pv) memw(Rx++#s4:2)=Nt.new
> -let mayStore = 1, hasCtrlDep = 1 in
> -def POST_STwri_cPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
> -            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_2Imm:$offset),
> -            "if ($src1) memw($src3++#$offset) = $src2.new",
> -            [],"$src3 = $dst">,
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STrih_GP_cdnPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if ($src1.new) memh(##$global+$offset) = $src2.new",
> +            []>,
>             Requires<[HasV4T]>;
>
> -// if (Pv.new) memw(Rx++#s4:2)=Nt.new
> -let mayStore = 1, hasCtrlDep = 1 in
> -def POST_STwri_cdnPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
> -            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_2Imm:$offset),
> -            "if ($src1.new) memw($src3++#$offset) = $src2.new",
> -            [],"$src3 = $dst">,
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STrih_GP_cdnNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if (!$src1.new) memh(##$global+$offset) = $src2.new",
> +            []>,
>             Requires<[HasV4T]>;
>
> -// if (!Pv) memw(Rx++#s4:2)=Nt.new
> -let mayStore = 1, hasCtrlDep = 1 in
> -def POST_STwri_cNotPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
> -            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_2Imm:$offset),
> -            "if (!$src1) memw($src3++#$offset) = $src2.new",
> -            [],"$src3 = $dst">,
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STriw_GP_cPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if ($src1) memw(##$global+$offset) = $src2.new",
> +            []>,
>             Requires<[HasV4T]>;
>
> -// if (!Pv.new) memw(Rx++#s4:2)=Nt.new
> -let mayStore = 1, hasCtrlDep = 1 in
> -def POST_STwri_cdnNotPt_nv_V4 : NVInstPI_V4<(outs IntRegs:$dst),
> -            (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
> s4_2Imm:$offset),
> -            "if (!$src1.new) memw($src3++#$offset) = $src2.new",
> -            [],"$src3 = $dst">,
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STriw_GP_cNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if (!$src1) memw(##$global+$offset) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STriw_GP_cdnPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if ($src1.new) memw(##$global+$offset) = $src2.new",
> +            []>,
>             Requires<[HasV4T]>;
>
> +let mayStore = 1, neverHasSideEffects = 1 in
> +def STriw_GP_cdnNotPt_nv_V4 : NVInst_V4<(outs),
> +            (ins PredRegs:$src1, globaladdress:$global, u16Imm:$offset,
> +                                                        IntRegs:$src2),
> +            "if (!$src1.new) memw(##$global+$offset) = $src2.new",
> +            []>,
> +            Requires<[HasV4T]>;
>
>
>  //===----------------------------------------------------------------------===//
>  // NV/ST -
> @@ -2416,16 +3990,18 @@
>  def ADDr_ADDri_V4 : MInst<(outs IntRegs:$dst),
>           (ins IntRegs:$src1, IntRegs:$src2, s6Imm:$src3),
>           "$dst = add($src1, add($src2, #$src3))",
> -          [(set IntRegs:$dst,
> -           (add IntRegs:$src1, (add IntRegs:$src2, s6ImmPred:$src3)))]>,
> +          [(set (i32 IntRegs:$dst),
> +           (add (i32 IntRegs:$src1), (add (i32 IntRegs:$src2),
> +                                          s6ImmPred:$src3)))]>,
>           Requires<[HasV4T]>;
>
>  //  Rd=add(Rs,sub(#s6,Ru))
>  def ADDr_SUBri_V4 : MInst<(outs IntRegs:$dst),
>           (ins IntRegs:$src1, s6Imm:$src2, IntRegs:$src3),
>           "$dst = add($src1, sub(#$src2, $src3))",
> -          [(set IntRegs:$dst,
> -           (add IntRegs:$src1, (sub s6ImmPred:$src2, IntRegs:$src3)))]>,
> +          [(set (i32 IntRegs:$dst),
> +           (add (i32 IntRegs:$src1), (sub s6ImmPred:$src2,
> +                                          (i32 IntRegs:$src3))))]>,
>           Requires<[HasV4T]>;
>
>  // Generates the same instruction as ADDr_SUBri_V4 but matches different
> @@ -2434,8 +4010,9 @@
>  def ADDri_SUBr_V4 : MInst<(outs IntRegs:$dst),
>           (ins IntRegs:$src1, s6Imm:$src2, IntRegs:$src3),
>           "$dst = add($src1, sub(#$src2, $src3))",
> -          [(set IntRegs:$dst,
> -           (sub (add IntRegs:$src1, s6ImmPred:$src2), IntRegs:$src3))]>,
> +          [(set (i32 IntRegs:$dst),
> +                (sub (add (i32 IntRegs:$src1), s6ImmPred:$src2),
> +                     (i32 IntRegs:$src3)))]>,
>           Requires<[HasV4T]>;
>
>
> @@ -2451,16 +4028,16 @@
>  def ANDd_NOTd_V4 : MInst<(outs DoubleRegs:$dst),
>           (ins DoubleRegs:$src1, DoubleRegs:$src2),
>           "$dst = and($src1, ~$src2)",
> -          [(set DoubleRegs:$dst, (and DoubleRegs:$src1,
> -                                      (not DoubleRegs:$src2)))]>,
> +          [(set (i64 DoubleRegs:$dst), (and (i64 DoubleRegs:$src1),
> +                                      (not (i64 DoubleRegs:$src2))))]>,
>           Requires<[HasV4T]>;
>
>  //  Rdd=or(Rtt,~Rss)
>  def ORd_NOTd_V4 : MInst<(outs DoubleRegs:$dst),
>           (ins DoubleRegs:$src1, DoubleRegs:$src2),
>           "$dst = or($src1, ~$src2)",
> -          [(set DoubleRegs:$dst,
> -           (or DoubleRegs:$src1, (not DoubleRegs:$src2)))]>,
> +          [(set (i64 DoubleRegs:$dst),
> +           (or (i64 DoubleRegs:$src1), (not (i64 DoubleRegs:$src2))))]>,
>           Requires<[HasV4T]>;
>
>
> @@ -2469,8 +4046,9 @@
>  def XORd_XORdd: MInst_acc<(outs DoubleRegs:$dst),
>           (ins DoubleRegs:$src1, DoubleRegs:$src2, DoubleRegs:$src3),
>           "$dst ^= xor($src2, $src3)",
> -          [(set DoubleRegs:$dst,
> -           (xor DoubleRegs:$src1, (xor DoubleRegs:$src2,
> DoubleRegs:$src3)))],
> +          [(set (i64 DoubleRegs:$dst),
> +           (xor (i64 DoubleRegs:$src1), (xor (i64 DoubleRegs:$src2),
> +                                             (i64 DoubleRegs:$src3))))],
>           "$src1 = $dst">,
>           Requires<[HasV4T]>;
>
> @@ -2480,8 +4058,9 @@
>  def ORr_ANDri_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, s10Imm:$src3),
>             "$dst = or($src1, and($src2, #$src3))",
> -            [(set IntRegs:$dst,
> -             (or IntRegs:$src1, (and IntRegs:$src2, s10ImmPred:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +                  (or (i32 IntRegs:$src1), (and (i32 IntRegs:$src2),
> +                                                s10ImmPred:$src3)))],
>             "$src2 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2490,8 +4069,9 @@
>  def ANDr_ANDrr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, IntRegs:$src3),
>             "$dst &= and($src2, $src3)",
> -            [(set IntRegs:$dst,
> -             (and IntRegs:$src1, (and IntRegs:$src2, IntRegs:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +                  (and (i32 IntRegs:$src1), (and (i32 IntRegs:$src2),
> +                                                 (i32 IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2499,8 +4079,9 @@
>  def ORr_ANDrr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, IntRegs:$src3),
>             "$dst |= and($src2, $src3)",
> -            [(set IntRegs:$dst,
> -             (or IntRegs:$src1, (and IntRegs:$src2, IntRegs:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +                  (or (i32 IntRegs:$src1), (and (i32 IntRegs:$src2),
> +                                                (i32 IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2508,8 +4089,9 @@
>  def XORr_ANDrr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, IntRegs:$src3),
>             "$dst ^= and($src2, $src3)",
> -            [(set IntRegs:$dst,
> -             (xor IntRegs:$src1, (and IntRegs:$src2, IntRegs:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +             (xor (i32 IntRegs:$src1), (and (i32 IntRegs:$src2),
> +                                            (i32 IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2518,8 +4100,9 @@
>  def ANDr_ANDr_NOTr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, IntRegs:$src3),
>             "$dst &= and($src2, ~$src3)",
> -            [(set IntRegs:$dst,
> -             (and IntRegs:$src1, (and IntRegs:$src2, (not
> IntRegs:$src3))))],
> +            [(set (i32 IntRegs:$dst),
> +                  (and (i32 IntRegs:$src1), (and (i32 IntRegs:$src2),
> +                                                 (not (i32
> IntRegs:$src3)))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2527,8 +4110,9 @@
>  def ORr_ANDr_NOTr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, IntRegs:$src3),
>             "$dst |= and($src2, ~$src3)",
> -            [(set IntRegs:$dst,
> -             (or IntRegs:$src1, (and IntRegs:$src2, (not
> IntRegs:$src3))))],
> +            [(set (i32 IntRegs:$dst),
> +             (or (i32 IntRegs:$src1), (and (i32 IntRegs:$src2),
> +                                           (not (i32 IntRegs:$src3)))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2536,8 +4120,9 @@
>  def XORr_ANDr_NOTr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, IntRegs:$src3),
>             "$dst ^= and($src2, ~$src3)",
> -            [(set IntRegs:$dst,
> -             (xor IntRegs:$src1, (and IntRegs:$src2, (not
> IntRegs:$src3))))],
> +            [(set (i32 IntRegs:$dst),
> +             (xor (i32 IntRegs:$src1), (and (i32 IntRegs:$src2),
> +                                            (not (i32 IntRegs:$src3)))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2546,8 +4131,9 @@
>  def ANDr_ORrr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, IntRegs:$src3),
>             "$dst &= or($src2, $src3)",
> -            [(set IntRegs:$dst,
> -             (and IntRegs:$src1, (or IntRegs:$src2, IntRegs:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +                  (and (i32 IntRegs:$src1), (or (i32 IntRegs:$src2),
> +                                                (i32 IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2555,8 +4141,9 @@
>  def ORr_ORrr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, IntRegs:$src3),
>             "$dst |= or($src2, $src3)",
> -            [(set IntRegs:$dst,
> -             (or IntRegs:$src1, (or IntRegs:$src2, IntRegs:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +                  (or (i32 IntRegs:$src1), (or (i32 IntRegs:$src2),
> +                                               (i32 IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2564,8 +4151,9 @@
>  def XORr_ORrr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, IntRegs:$src3),
>             "$dst ^= or($src2, $src3)",
> -            [(set IntRegs:$dst,
> -             (xor IntRegs:$src1, (or IntRegs:$src2, IntRegs:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +             (xor (i32 IntRegs:$src1), (or (i32 IntRegs:$src2),
> +                                           (i32 IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2574,8 +4162,9 @@
>  def ANDr_XORrr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, IntRegs:$src3),
>             "$dst &= xor($src2, $src3)",
> -            [(set IntRegs:$dst,
> -             (and IntRegs:$src1, (xor IntRegs:$src2, IntRegs:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +                  (and (i32 IntRegs:$src1), (xor (i32 IntRegs:$src2),
> +                                                 (i32 IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2583,8 +4172,9 @@
>  def ORr_XORrr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, IntRegs:$src3),
>             "$dst |= xor($src2, $src3)",
> -            [(set IntRegs:$dst,
> -             (and IntRegs:$src1, (xor IntRegs:$src2, IntRegs:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +                  (and (i32 IntRegs:$src1), (xor (i32 IntRegs:$src2),
> +                                                 (i32 IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2592,8 +4182,9 @@
>  def XORr_XORrr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, IntRegs:$src3),
>             "$dst ^= xor($src2, $src3)",
> -            [(set IntRegs:$dst,
> -             (and IntRegs:$src1, (xor IntRegs:$src2, IntRegs:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +             (and (i32 IntRegs:$src1), (xor (i32 IntRegs:$src2),
> +                                            (i32 IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2601,8 +4192,9 @@
>  def ORr_ANDri2_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, s10Imm:$src3),
>             "$dst |= and($src2, #$src3)",
> -            [(set IntRegs:$dst,
> -             (or IntRegs:$src1, (and IntRegs:$src2, s10ImmPred:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +                  (or (i32 IntRegs:$src1), (and (i32 IntRegs:$src2),
> +                                                s10ImmPred:$src3)))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2610,8 +4202,9 @@
>  def ORr_ORri_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs: $src2, s10Imm:$src3),
>             "$dst |= or($src2, #$src3)",
> -            [(set IntRegs:$dst,
> -             (or IntRegs:$src1, (and IntRegs:$src2, s10ImmPred:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +                  (or (i32 IntRegs:$src1), (and (i32 IntRegs:$src2),
> +                                                s10ImmPred:$src3)))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2663,8 +4256,9 @@
>  def ADDi_MPYri_V4 : MInst<(outs IntRegs:$dst),
>             (ins u6Imm:$src1, IntRegs:$src2, u6Imm:$src3),
>             "$dst = add(#$src1, mpyi($src2, #$src3))",
> -            [(set IntRegs:$dst,
> -             (add (mul IntRegs:$src2, u6ImmPred:$src3),
> u6ImmPred:$src1))]>,
> +            [(set (i32 IntRegs:$dst),
> +                  (add (mul (i32 IntRegs:$src2), u6ImmPred:$src3),
> +                       u6ImmPred:$src1))]>,
>             Requires<[HasV4T]>;
>
>  // Rd=add(#u6,mpyi(Rs,Rt))
> @@ -2672,32 +4266,36 @@
>  def ADDi_MPYrr_V4 : MInst<(outs IntRegs:$dst),
>             (ins u6Imm:$src1, IntRegs:$src2, IntRegs:$src3),
>             "$dst = add(#$src1, mpyi($src2, $src3))",
> -            [(set IntRegs:$dst,
> -             (add (mul IntRegs:$src2, IntRegs:$src3), u6ImmPred:$src1))]>,
> +            [(set (i32 IntRegs:$dst),
> +                  (add (mul (i32 IntRegs:$src2), (i32 IntRegs:$src3)),
> +                       u6ImmPred:$src1))]>,
>             Requires<[HasV4T]>;
>
>  // Rd=add(Ru,mpyi(#u6:2,Rs))
>  def ADDr_MPYir_V4 : MInst<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, u6Imm:$src2, IntRegs:$src3),
>             "$dst = add($src1, mpyi(#$src2, $src3))",
> -            [(set IntRegs:$dst,
> -             (add IntRegs:$src1, (mul IntRegs:$src3,
> u6_2ImmPred:$src2)))]>,
> +            [(set (i32 IntRegs:$dst),
> +             (add (i32 IntRegs:$src1), (mul (i32 IntRegs:$src3),
> +                                            u6_2ImmPred:$src2)))]>,
>             Requires<[HasV4T]>;
>
>  // Rd=add(Ru,mpyi(Rs,#u6))
>  def ADDr_MPYri_V4 : MInst<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs:$src2, u6Imm:$src3),
>             "$dst = add($src1, mpyi($src2, #$src3))",
> -            [(set IntRegs:$dst,
> -             (add IntRegs:$src1, (mul IntRegs:$src2, u6ImmPred:$src3)))]>,
> +            [(set (i32 IntRegs:$dst),
> +                  (add (i32 IntRegs:$src1), (mul (i32 IntRegs:$src2),
> +                                                 u6ImmPred:$src3)))]>,
>             Requires<[HasV4T]>;
>
>  // Rx=add(Ru,mpyi(Rx,Rs))
>  def ADDr_MPYrr_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins IntRegs:$src1, IntRegs:$src2, IntRegs:$src3),
>             "$dst = add($src1, mpyi($src2, $src3))",
> -            [(set IntRegs:$dst,
> -             (add IntRegs:$src1, (mul IntRegs:$src2, IntRegs:$src3)))],
> +            [(set (i32 IntRegs:$dst),
> +             (add (i32 IntRegs:$src1), (mul (i32 IntRegs:$src2),
> +                                            (i32 IntRegs:$src3))))],
>             "$src2 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2745,8 +4343,9 @@
>  def ADDi_ASLri_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins u8Imm:$src1, IntRegs:$src2, u5Imm:$src3),
>             "$dst = add(#$src1, asl($src2, #$src3))",
> -            [(set IntRegs:$dst,
> -              (add (shl IntRegs:$src2, u5ImmPred:$src3),
> u8ImmPred:$src1))],
> +            [(set (i32 IntRegs:$dst),
> +                  (add (shl (i32 IntRegs:$src2), u5ImmPred:$src3),
> +                       u8ImmPred:$src1))],
>             "$src2 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2754,8 +4353,9 @@
>  def ADDi_LSRri_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins u8Imm:$src1, IntRegs:$src2, u5Imm:$src3),
>             "$dst = add(#$src1, lsr($src2, #$src3))",
> -            [(set IntRegs:$dst,
> -             (add (srl IntRegs:$src2, u5ImmPred:$src3),
> u8ImmPred:$src1))],
> +            [(set (i32 IntRegs:$dst),
> +                  (add (srl (i32 IntRegs:$src2), u5ImmPred:$src3),
> +                       u8ImmPred:$src1))],
>             "$src2 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2763,8 +4363,9 @@
>  def SUBi_ASLri_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins u8Imm:$src1, IntRegs:$src2, u5Imm:$src3),
>             "$dst = sub(#$src1, asl($src2, #$src3))",
> -            [(set IntRegs:$dst,
> -             (sub (shl IntRegs:$src2, u5ImmPred:$src3),
> u8ImmPred:$src1))],
> +            [(set (i32 IntRegs:$dst),
> +                  (sub (shl (i32 IntRegs:$src2), u5ImmPred:$src3),
> +                       u8ImmPred:$src1))],
>             "$src2 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2772,8 +4373,9 @@
>  def SUBi_LSRri_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins u8Imm:$src1, IntRegs:$src2, u5Imm:$src3),
>             "$dst = sub(#$src1, lsr($src2, #$src3))",
> -            [(set IntRegs:$dst,
> -             (sub (srl IntRegs:$src2, u5ImmPred:$src3),
> u8ImmPred:$src1))],
> +            [(set (i32 IntRegs:$dst),
> +                  (sub (srl (i32 IntRegs:$src2), u5ImmPred:$src3),
> +                       u8ImmPred:$src1))],
>             "$src2 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2783,8 +4385,9 @@
>  def ANDi_ASLri_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins u8Imm:$src1, IntRegs:$src2, u5Imm:$src3),
>             "$dst = and(#$src1, asl($src2, #$src3))",
> -            [(set IntRegs:$dst,
> -             (and (shl IntRegs:$src2, u5ImmPred:$src3),
> u8ImmPred:$src1))],
> +            [(set (i32 IntRegs:$dst),
> +                  (and (shl (i32 IntRegs:$src2), u5ImmPred:$src3),
> +                       u8ImmPred:$src1))],
>             "$src2 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2792,26 +4395,31 @@
>  def ANDi_LSRri_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins u8Imm:$src1, IntRegs:$src2, u5Imm:$src3),
>             "$dst = and(#$src1, lsr($src2, #$src3))",
> -            [(set IntRegs:$dst,
> -             (and (srl IntRegs:$src2, u5ImmPred:$src3),
> u8ImmPred:$src1))],
> +            [(set (i32 IntRegs:$dst),
> +                  (and (srl (i32 IntRegs:$src2), u5ImmPred:$src3),
> +                       u8ImmPred:$src1))],
>             "$src2 = $dst">,
>             Requires<[HasV4T]>;
>
>  //Rx=or(#u8,asl(Rx,#U5))
> +let AddedComplexity = 30 in
>  def ORi_ASLri_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins u8Imm:$src1, IntRegs:$src2, u5Imm:$src3),
>             "$dst = or(#$src1, asl($src2, #$src3))",
> -            [(set IntRegs:$dst,
> -             (or (shl IntRegs:$src2, u5ImmPred:$src3), u8ImmPred:$src1))],
> +            [(set (i32 IntRegs:$dst),
> +                  (or (shl (i32 IntRegs:$src2), u5ImmPred:$src3),
> +                      u8ImmPred:$src1))],
>             "$src2 = $dst">,
>             Requires<[HasV4T]>;
>
>  //Rx=or(#u8,lsr(Rx,#U5))
> +let AddedComplexity = 30 in
>  def ORi_LSRri_V4 : MInst_acc<(outs IntRegs:$dst),
>             (ins u8Imm:$src1, IntRegs:$src2, u5Imm:$src3),
>             "$dst = or(#$src1, lsr($src2, #$src3))",
> -            [(set IntRegs:$dst,
> -             (or (srl IntRegs:$src2, u5ImmPred:$src3), u8ImmPred:$src1))],
> +            [(set (i32 IntRegs:$dst),
> +                  (or (srl (i32 IntRegs:$src2), u5ImmPred:$src3),
> +                      u8ImmPred:$src1))],
>             "$src2 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2820,7 +4428,8 @@
>  //Rd=lsl(#s6,Rt)
>  def LSLi_V4 : MInst<(outs IntRegs:$dst), (ins s6Imm:$src1, IntRegs:$src2),
>             "$dst = lsl(#$src1, $src2)",
> -            [(set IntRegs:$dst, (shl s6ImmPred:$src1, IntRegs:$src2))]>,
> +            [(set (i32 IntRegs:$dst), (shl s6ImmPred:$src1,
> +                                           (i32 IntRegs:$src2)))]>,
>             Requires<[HasV4T]>;
>
>
> @@ -2829,8 +4438,9 @@
>  def ASLd_rr_xor_V4 : MInst_acc<(outs DoubleRegs:$dst),
>             (ins DoubleRegs:$src1, DoubleRegs:$src2, IntRegs:$src3),
>             "$dst ^= asl($src2, $src3)",
> -            [(set DoubleRegs:$dst,
> -             (xor DoubleRegs:$src1, (shl DoubleRegs:$src2,
> IntRegs:$src3)))],
> +            [(set (i64 DoubleRegs:$dst),
> +                  (xor (i64 DoubleRegs:$src1), (shl (i64
> DoubleRegs:$src2),
> +                                                    (i32
> IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2838,8 +4448,9 @@
>  def ASRd_rr_xor_V4 : MInst_acc<(outs DoubleRegs:$dst),
>             (ins DoubleRegs:$src1, DoubleRegs:$src2, IntRegs:$src3),
>             "$dst ^= asr($src2, $src3)",
> -            [(set DoubleRegs:$dst,
> -             (xor DoubleRegs:$src1, (sra DoubleRegs:$src2,
> IntRegs:$src3)))],
> +            [(set (i64 DoubleRegs:$dst),
> +                  (xor (i64 DoubleRegs:$src1), (sra (i64
> DoubleRegs:$src2),
> +                                                    (i32
> IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2847,8 +4458,9 @@
>  def LSLd_rr_xor_V4 : MInst_acc<(outs DoubleRegs:$dst),
>             (ins DoubleRegs:$src1, DoubleRegs:$src2, IntRegs:$src3),
>             "$dst ^= lsl($src2, $src3)",
> -            [(set DoubleRegs:$dst,
> -             (xor DoubleRegs:$src1, (shl DoubleRegs:$src2,
> IntRegs:$src3)))],
> +            [(set (i64 DoubleRegs:$dst), (xor (i64 DoubleRegs:$src1),
> +                                              (shl (i64 DoubleRegs:$src2),
> +                                                   (i32
> IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2856,8 +4468,9 @@
>  def LSRd_rr_xor_V4 : MInst_acc<(outs DoubleRegs:$dst),
>             (ins DoubleRegs:$src1, DoubleRegs:$src2, IntRegs:$src3),
>             "$dst ^= lsr($src2, $src3)",
> -            [(set DoubleRegs:$dst,
> -             (xor DoubleRegs:$src1, (srl DoubleRegs:$src2,
> IntRegs:$src3)))],
> +            [(set (i64 DoubleRegs:$dst),
> +                  (xor (i64 DoubleRegs:$src1), (srl (i64
> DoubleRegs:$src2),
> +                                                    (i32
> IntRegs:$src3))))],
>             "$src1 = $dst">,
>             Requires<[HasV4T]>;
>
> @@ -2903,16 +4516,16 @@
>  def MEMw_ADDSUBi_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_2Imm:$offset, m6Imm:$addend),
>             "Error; should not emit",
> -            [(store (add (load (add IntRegs:$base, u6_2ImmPred:$offset)),
> -m6ImmPred:$addend),
> -                    (add IntRegs:$base, u6_2ImmPred:$offset))]>,
> +            [(store (add (load (add (i32 IntRegs:$base),
> u6_2ImmPred:$offset)),
> +                         m6ImmPred:$addend),
> +                    (add (i32 IntRegs:$base), u6_2ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memw(Rs+#u6:2) += #U5
>  let AddedComplexity = 30 in
>  def MEMw_ADDi_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_2Imm:$offset, u5Imm:$addend),
> -            "memw($base+#$offset) += $addend",
> +            "memw($base+#$offset) += #$addend",
>             []>,
>             Requires<[HasV4T, UseMEMOP]>;
>
> @@ -2920,7 +4533,7 @@
>  let AddedComplexity = 30 in
>  def MEMw_SUBi_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_2Imm:$offset, u5Imm:$subend),
> -            "memw($base+#$offset) -= $subend",
> +            "memw($base+#$offset) -= #$subend",
>             []>,
>             Requires<[HasV4T, UseMEMOP]>;
>
> @@ -2929,9 +4542,9 @@
>  def MEMw_ADDr_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_2Imm:$offset, IntRegs:$addend),
>             "memw($base+#$offset) += $addend",
> -            [(store (add (load (add IntRegs:$base, u6_2ImmPred:$offset)),
> -IntRegs:$addend),
> -                    (add IntRegs:$base, u6_2ImmPred:$offset))]>,
> +            [(store (add (load (add (i32 IntRegs:$base),
> u6_2ImmPred:$offset)),
> +                         (i32 IntRegs:$addend)),
> +                    (add (i32 IntRegs:$base), u6_2ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memw(Rs+#u6:2) -= Rt
> @@ -2939,19 +4552,19 @@
>  def MEMw_SUBr_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_2Imm:$offset, IntRegs:$subend),
>             "memw($base+#$offset) -= $subend",
> -            [(store (sub (load (add IntRegs:$base, u6_2ImmPred:$offset)),
> -IntRegs:$subend),
> -                    (add IntRegs:$base, u6_2ImmPred:$offset))]>,
> +            [(store (sub (load (add (i32 IntRegs:$base),
> u6_2ImmPred:$offset)),
> +                         (i32 IntRegs:$subend)),
> +                    (add (i32 IntRegs:$base), u6_2ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memw(Rs+#u6:2) &= Rt
>  let AddedComplexity = 30 in
>  def MEMw_ANDr_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_2Imm:$offset, IntRegs:$andend),
> -            "memw($base+#$offset) += $andend",
> -            [(store (and (load (add IntRegs:$base, u6_2ImmPred:$offset)),
> -IntRegs:$andend),
> -                    (add IntRegs:$base, u6_2ImmPred:$offset))]>,
> +            "memw($base+#$offset) &= $andend",
> +            [(store (and (load (add (i32 IntRegs:$base),
> u6_2ImmPred:$offset)),
> +                         (i32 IntRegs:$andend)),
> +                    (add (i32 IntRegs:$base), u6_2ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memw(Rs+#u6:2) |= Rt
> @@ -2959,9 +4572,9 @@
>  def MEMw_ORr_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_2Imm:$offset, IntRegs:$orend),
>             "memw($base+#$offset) |= $orend",
> -            [(store (or (load (add IntRegs:$base, u6_2ImmPred:$offset)),
> -                        IntRegs:$orend),
> -                    (add IntRegs:$base, u6_2ImmPred:$offset))]>,
> +            [(store (or (load (add (i32 IntRegs:$base),
> u6_2ImmPred:$offset)),
> +                        (i32 IntRegs:$orend)),
> +                    (add (i32 IntRegs:$base), u6_2ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // MEMw_ADDSUBi_V4:
> @@ -2996,7 +4609,7 @@
>  def MEMw_ADDr_MEM_V4 : MEMInst_V4<(outs),
>             (ins MEMri:$addr, IntRegs:$addend),
>             "memw($addr) += $addend",
> -            [(store (add (load ADDRriU6_2:$addr), IntRegs:$addend),
> +            [(store (add (load ADDRriU6_2:$addr), (i32 IntRegs:$addend)),
>                     ADDRriU6_2:$addr)]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
> @@ -3005,7 +4618,7 @@
>  def MEMw_SUBr_MEM_V4 : MEMInst_V4<(outs),
>             (ins MEMri:$addr, IntRegs:$subend),
>             "memw($addr) -= $subend",
> -            [(store (sub (load ADDRriU6_2:$addr), IntRegs:$subend),
> +            [(store (sub (load ADDRriU6_2:$addr), (i32 IntRegs:$subend)),
>                     ADDRriU6_2:$addr)]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
> @@ -3014,7 +4627,7 @@
>  def MEMw_ANDr_MEM_V4 : MEMInst_V4<(outs),
>             (ins MEMri:$addr, IntRegs:$andend),
>             "memw($addr) &= $andend",
> -            [(store (and (load ADDRriU6_2:$addr), IntRegs:$andend),
> +            [(store (and (load ADDRriU6_2:$addr), (i32 IntRegs:$andend)),
>                     ADDRriU6_2:$addr)]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
> @@ -3023,8 +4636,8 @@
>  def MEMw_ORr_MEM_V4 : MEMInst_V4<(outs),
>             (ins MEMri:$addr, IntRegs:$orend),
>             "memw($addr) |= $orend",
> -            [(store (or (load ADDRriU6_2:$addr), IntRegs:$orend),
> -ADDRriU6_2:$addr)]>,
> +            [(store (or (load ADDRriU6_2:$addr), (i32 IntRegs:$orend)),
> +                    ADDRriU6_2:$addr)]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>
>  //===----------------------------------------------------------------------===//
> @@ -3060,10 +4673,10 @@
>  def MEMh_ADDSUBi_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_1Imm:$offset, m6Imm:$addend),
>             "Error; should not emit",
> -            [(truncstorei16 (add (sextloadi16 (add IntRegs:$base,
> +            [(truncstorei16 (add (sextloadi16 (add (i32 IntRegs:$base),
>                                                    u6_1ImmPred:$offset)),
>                                  m6ImmPred:$addend),
> -                            (add IntRegs:$base, u6_1ImmPred:$offset))]>,
> +                            (add (i32 IntRegs:$base),
> u6_1ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memh(Rs+#u6:1) += #U5
> @@ -3087,10 +4700,10 @@
>  def MEMh_ADDr_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_1Imm:$offset, IntRegs:$addend),
>             "memh($base+#$offset) += $addend",
> -            [(truncstorei16 (add (sextloadi16 (add IntRegs:$base,
> +            [(truncstorei16 (add (sextloadi16 (add (i32 IntRegs:$base),
>                                                    u6_1ImmPred:$offset)),
> -                                 IntRegs:$addend),
> -                            (add IntRegs:$base, u6_1ImmPred:$offset))]>,
> +                                 (i32 IntRegs:$addend)),
> +                            (add (i32 IntRegs:$base),
> u6_1ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memh(Rs+#u6:1) -= Rt
> @@ -3098,10 +4711,10 @@
>  def MEMh_SUBr_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_1Imm:$offset, IntRegs:$subend),
>             "memh($base+#$offset) -= $subend",
> -            [(truncstorei16 (sub (sextloadi16 (add IntRegs:$base,
> +            [(truncstorei16 (sub (sextloadi16 (add (i32 IntRegs:$base),
>                                                    u6_1ImmPred:$offset)),
> -                                 IntRegs:$subend),
> -                            (add IntRegs:$base, u6_1ImmPred:$offset))]>,
> +                                 (i32 IntRegs:$subend)),
> +                            (add (i32 IntRegs:$base),
> u6_1ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memh(Rs+#u6:1) &= Rt
> @@ -3109,10 +4722,10 @@
>  def MEMh_ANDr_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_1Imm:$offset, IntRegs:$andend),
>             "memh($base+#$offset) += $andend",
> -            [(truncstorei16 (and (sextloadi16 (add IntRegs:$base,
> +            [(truncstorei16 (and (sextloadi16 (add (i32 IntRegs:$base),
>                                                    u6_1ImmPred:$offset)),
> -                                 IntRegs:$andend),
> -                            (add IntRegs:$base, u6_1ImmPred:$offset))]>,
> +                                 (i32 IntRegs:$andend)),
> +                            (add (i32 IntRegs:$base),
> u6_1ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memh(Rs+#u6:1) |= Rt
> @@ -3120,10 +4733,10 @@
>  def MEMh_ORr_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_1Imm:$offset, IntRegs:$orend),
>             "memh($base+#$offset) |= $orend",
> -            [(truncstorei16 (or (sextloadi16 (add IntRegs:$base,
> +            [(truncstorei16 (or (sextloadi16 (add (i32 IntRegs:$base),
>                                               u6_1ImmPred:$offset)),
> -                             IntRegs:$orend),
> -                            (add IntRegs:$base, u6_1ImmPred:$offset))]>,
> +                             (i32 IntRegs:$orend)),
> +                            (add (i32 IntRegs:$base),
> u6_1ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // MEMh_ADDSUBi_V4:
> @@ -3159,7 +4772,7 @@
>             (ins MEMri:$addr, IntRegs:$addend),
>             "memh($addr) += $addend",
>             [(truncstorei16 (add (sextloadi16 ADDRriU6_1:$addr),
> -                                 IntRegs:$addend), ADDRriU6_1:$addr)]>,
> +                                 (i32 IntRegs:$addend)),
> ADDRriU6_1:$addr)]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memh(Rs+#u6:1) -= Rt
> @@ -3168,7 +4781,7 @@
>             (ins MEMri:$addr, IntRegs:$subend),
>             "memh($addr) -= $subend",
>             [(truncstorei16 (sub (sextloadi16 ADDRriU6_1:$addr),
> -                                 IntRegs:$subend), ADDRriU6_1:$addr)]>,
> +                                 (i32 IntRegs:$subend)),
> ADDRriU6_1:$addr)]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memh(Rs+#u6:1) &= Rt
> @@ -3177,7 +4790,7 @@
>             (ins MEMri:$addr, IntRegs:$andend),
>             "memh($addr) &= $andend",
>             [(truncstorei16 (and (sextloadi16 ADDRriU6_1:$addr),
> -                                 IntRegs:$andend), ADDRriU6_1:$addr)]>,
> +                                 (i32 IntRegs:$andend)),
> ADDRriU6_1:$addr)]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memh(Rs+#u6:1) |= Rt
> @@ -3186,7 +4799,7 @@
>             (ins MEMri:$addr, IntRegs:$orend),
>             "memh($addr) |= $orend",
>             [(truncstorei16 (or (sextloadi16 ADDRriU6_1:$addr),
> -                                IntRegs:$orend), ADDRriU6_1:$addr)]>,
> +                                (i32 IntRegs:$orend)),
> ADDRriU6_1:$addr)]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>
> @@ -3223,10 +4836,10 @@
>  def MEMb_ADDSUBi_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_0Imm:$offset, m6Imm:$addend),
>             "Error; should not emit",
> -            [(truncstorei8 (add (sextloadi8 (add IntRegs:$base,
> +            [(truncstorei8 (add (sextloadi8 (add (i32 IntRegs:$base),
>                                                  u6_0ImmPred:$offset)),
>                                 m6ImmPred:$addend),
> -                           (add IntRegs:$base, u6_0ImmPred:$offset))]>,
> +                           (add (i32 IntRegs:$base),
> u6_0ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memb(Rs+#u6:0) += #U5
> @@ -3250,10 +4863,10 @@
>  def MEMb_ADDr_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_0Imm:$offset, IntRegs:$addend),
>             "memb($base+#$offset) += $addend",
> -            [(truncstorei8 (add (sextloadi8 (add IntRegs:$base,
> +            [(truncstorei8 (add (sextloadi8 (add (i32 IntRegs:$base),
>                                                  u6_0ImmPred:$offset)),
> -                                IntRegs:$addend),
> -                           (add IntRegs:$base, u6_0ImmPred:$offset))]>,
> +                                (i32 IntRegs:$addend)),
> +                           (add (i32 IntRegs:$base),
> u6_0ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memb(Rs+#u6:0) -= Rt
> @@ -3261,10 +4874,10 @@
>  def MEMb_SUBr_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_0Imm:$offset, IntRegs:$subend),
>             "memb($base+#$offset) -= $subend",
> -            [(truncstorei8 (sub (sextloadi8 (add IntRegs:$base,
> +            [(truncstorei8 (sub (sextloadi8 (add (i32 IntRegs:$base),
>                                                  u6_0ImmPred:$offset)),
> -                                IntRegs:$subend),
> -                           (add IntRegs:$base, u6_0ImmPred:$offset))]>,
> +                                (i32 IntRegs:$subend)),
> +                           (add (i32 IntRegs:$base),
> u6_0ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memb(Rs+#u6:0) &= Rt
> @@ -3272,10 +4885,10 @@
>  def MEMb_ANDr_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_0Imm:$offset, IntRegs:$andend),
>             "memb($base+#$offset) += $andend",
> -            [(truncstorei8 (and (sextloadi8 (add IntRegs:$base,
> +            [(truncstorei8 (and (sextloadi8 (add (i32 IntRegs:$base),
>                                                  u6_0ImmPred:$offset)),
> -                                IntRegs:$andend),
> -                           (add IntRegs:$base, u6_0ImmPred:$offset))]>,
> +                                (i32 IntRegs:$andend)),
> +                           (add (i32 IntRegs:$base),
> u6_0ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memb(Rs+#u6:0) |= Rt
> @@ -3283,10 +4896,10 @@
>  def MEMb_ORr_indexed_MEM_V4 : MEMInst_V4<(outs),
>             (ins IntRegs:$base, u6_0Imm:$offset, IntRegs:$orend),
>             "memb($base+#$offset) |= $orend",
> -            [(truncstorei8 (or (sextloadi8 (add IntRegs:$base,
> +            [(truncstorei8 (or (sextloadi8 (add (i32 IntRegs:$base),
>                                                 u6_0ImmPred:$offset)),
> -                                IntRegs:$orend),
> -                           (add IntRegs:$base, u6_0ImmPred:$offset))]>,
> +                               (i32 IntRegs:$orend)),
> +                           (add (i32 IntRegs:$base),
> u6_0ImmPred:$offset))]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // MEMb_ADDSUBi_V4:
> @@ -3322,7 +4935,7 @@
>             (ins MEMri:$addr, IntRegs:$addend),
>             "memb($addr) += $addend",
>             [(truncstorei8 (add (sextloadi8 ADDRriU6_0:$addr),
> -                                IntRegs:$addend), ADDRriU6_0:$addr)]>,
> +                                (i32 IntRegs:$addend)),
> ADDRriU6_0:$addr)]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memb(Rs+#u6:0) -= Rt
> @@ -3331,7 +4944,7 @@
>             (ins MEMri:$addr, IntRegs:$subend),
>             "memb($addr) -= $subend",
>             [(truncstorei8 (sub (sextloadi8 ADDRriU6_0:$addr),
> -                                IntRegs:$subend), ADDRriU6_0:$addr)]>,
> +                                (i32 IntRegs:$subend)),
> ADDRriU6_0:$addr)]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memb(Rs+#u6:0) &= Rt
> @@ -3340,7 +4953,7 @@
>             (ins MEMri:$addr, IntRegs:$andend),
>             "memb($addr) &= $andend",
>             [(truncstorei8 (and (sextloadi8 ADDRriU6_0:$addr),
> -                                IntRegs:$andend), ADDRriU6_0:$addr)]>,
> +                                (i32 IntRegs:$andend)),
> ADDRriU6_0:$addr)]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>  // memb(Rs+#u6:0) |= Rt
> @@ -3349,7 +4962,7 @@
>             (ins MEMri:$addr, IntRegs:$orend),
>             "memb($addr) |= $orend",
>             [(truncstorei8 (or (sextloadi8 ADDRriU6_0:$addr),
> -                                IntRegs:$orend), ADDRriU6_0:$addr)]>,
> +                               (i32 IntRegs:$orend)), ADDRriU6_0:$addr)]>,
>             Requires<[HasV4T, UseMEMOP]>;
>
>
> @@ -3364,13 +4977,16 @@
>  // The implemented patterns are: EQ/GT/GTU.
>  // Missing patterns are: GE/GEU/LT/LTU/LE/LEU.
>
> +// Following instruction is not being extended as it results into the
> +// incorrect code for negative numbers.
>  // Pd=cmpb.eq(Rs,#u8)
> +
>  let isCompare = 1 in
>  def CMPbEQri_V4 : MInst<(outs PredRegs:$dst),
>             (ins IntRegs:$src1, u8Imm:$src2),
>             "$dst = cmpb.eq($src1, #$src2)",
> -            [(set PredRegs:$dst, (seteq (and IntRegs:$src1, 255),
> -                                        u8ImmPred:$src2))]>,
> +            [(set (i1 PredRegs:$dst),
> +                  (seteq (and (i32 IntRegs:$src1), 255),
> u8ImmPred:$src2))]>,
>             Requires<[HasV4T]>;
>
>  // Pd=cmpb.eq(Rs,Rt)
> @@ -3378,10 +4994,9 @@
>  def CMPbEQrr_ubub_V4 : MInst<(outs PredRegs:$dst),
>             (ins IntRegs:$src1, IntRegs:$src2),
>             "$dst = cmpb.eq($src1, $src2)",
> -            [(set PredRegs:$dst, (seteq (and (xor IntRegs:$src1,
> -                                                  IntRegs:$src2),
> -                                             255),
> -                                        0))]>,
> +            [(set (i1 PredRegs:$dst),
> +                  (seteq (and (xor (i32 IntRegs:$src1),
> +                                   (i32 IntRegs:$src2)), 255), 0))]>,
>             Requires<[HasV4T]>;
>
>  // Pd=cmpb.eq(Rs,Rt)
> @@ -3389,26 +5004,31 @@
>  def CMPbEQrr_sbsb_V4 : MInst<(outs PredRegs:$dst),
>             (ins IntRegs:$src1, IntRegs:$src2),
>             "$dst = cmpb.eq($src1, $src2)",
> -            [(set PredRegs:$dst, (seteq (shl IntRegs:$src1, (i32 24)),
> -                                        (shl IntRegs:$src2, (i32 24))))]>,
> +            [(set (i1 PredRegs:$dst),
> +                  (seteq (shl (i32 IntRegs:$src1), (i32 24)),
> +                         (shl (i32 IntRegs:$src2), (i32 24))))]>,
>             Requires<[HasV4T]>;
>
> +/* Incorrect Pattern -- immediate should be right shifted before being
> +used in the cmpb.gt instruction.
>  // Pd=cmpb.gt(Rs,#s8)
>  let isCompare = 1 in
>  def CMPbGTri_V4 : MInst<(outs PredRegs:$dst),
> -            (ins IntRegs:$src1, s32Imm:$src2),
> +            (ins IntRegs:$src1, s8Imm:$src2),
>             "$dst = cmpb.gt($src1, #$src2)",
> -            [(set PredRegs:$dst, (setgt (shl IntRegs:$src1, (i32 24)),
> -                                        s32_24ImmPred:$src2))]>,
> +            [(set (i1 PredRegs:$dst), (setgt (shl (i32 IntRegs:$src1),
> (i32 24)),
> +                                             s8ImmPred:$src2))]>,
>             Requires<[HasV4T]>;
> +*/
>
>  // Pd=cmpb.gt(Rs,Rt)
>  let isCompare = 1 in
>  def CMPbGTrr_V4 : MInst<(outs PredRegs:$dst),
>             (ins IntRegs:$src1, IntRegs:$src2),
>             "$dst = cmpb.gt($src1, $src2)",
> -            [(set PredRegs:$dst, (setgt (shl IntRegs:$src1, (i32 24)),
> -                                        (shl IntRegs:$src2, (i32 24))))]>,
> +            [(set (i1 PredRegs:$dst),
> +                  (setgt (shl (i32 IntRegs:$src1), (i32 24)),
> +                         (shl (i32 IntRegs:$src2), (i32 24))))]>,
>             Requires<[HasV4T]>;
>
>  // Pd=cmpb.gtu(Rs,#u7)
> @@ -3416,8 +5036,8 @@
>  def CMPbGTUri_V4 : MInst<(outs PredRegs:$dst),
>             (ins IntRegs:$src1, u7Imm:$src2),
>             "$dst = cmpb.gtu($src1, #$src2)",
> -            [(set PredRegs:$dst, (setugt (and IntRegs:$src1, 255),
> -                                         u7ImmPred:$src2))]>,
> +            [(set (i1 PredRegs:$dst), (setugt (and (i32 IntRegs:$src1),
> 255),
> +                                              u7ImmPred:$src2))]>,
>             Requires<[HasV4T]>;
>
>  // Pd=cmpb.gtu(Rs,Rt)
> @@ -3425,18 +5045,21 @@
>  def CMPbGTUrr_V4 : MInst<(outs PredRegs:$dst),
>             (ins IntRegs:$src1, IntRegs:$src2),
>             "$dst = cmpb.gtu($src1, $src2)",
> -            [(set PredRegs:$dst, (setugt (and IntRegs:$src1, 255),
> -                                         (and IntRegs:$src2, 255)))]>,
> +            [(set (i1 PredRegs:$dst), (setugt (and (i32 IntRegs:$src1),
> 255),
> +                                              (and (i32 IntRegs:$src2),
> 255)))]>,
>             Requires<[HasV4T]>;
>
> +// Following instruction is not being extended as it results into the
> incorrect
> +// code for negative numbers.
> +
>  // Signed half compare(.eq) ri.
>  // Pd=cmph.eq(Rs,#s8)
>  let isCompare = 1 in
>  def CMPhEQri_V4 : MInst<(outs PredRegs:$dst),
> -            (ins IntRegs:$src1, u16Imm:$src2),
> +            (ins IntRegs:$src1, s8Imm:$src2),
>             "$dst = cmph.eq($src1, #$src2)",
> -            [(set PredRegs:$dst, (seteq (and IntRegs:$src1, 65535),
> -                                        u16_s8ImmPred:$src2))]>,
> +            [(set (i1 PredRegs:$dst), (seteq (and (i32 IntRegs:$src1),
> 65535),
> +                                             s8ImmPred:$src2))]>,
>             Requires<[HasV4T]>;
>
>  // Signed half compare(.eq) rr.
> @@ -3449,10 +5072,9 @@
>  def CMPhEQrr_xor_V4 : MInst<(outs PredRegs:$dst),
>             (ins IntRegs:$src1, IntRegs:$src2),
>             "$dst = cmph.eq($src1, $src2)",
> -            [(set PredRegs:$dst, (seteq (and (xor IntRegs:$src1,
> -                                                  IntRegs:$src2),
> -                                             65535),
> -                                        0))]>,
> +            [(set (i1 PredRegs:$dst), (seteq (and (xor (i32
> IntRegs:$src1),
> +                                                       (i32
> IntRegs:$src2)),
> +                                                  65535), 0))]>,
>             Requires<[HasV4T]>;
>
>  // Signed half compare(.eq) rr.
> @@ -3465,19 +5087,25 @@
>  def CMPhEQrr_shl_V4 : MInst<(outs PredRegs:$dst),
>             (ins IntRegs:$src1, IntRegs:$src2),
>             "$dst = cmph.eq($src1, $src2)",
> -            [(set PredRegs:$dst, (seteq (shl IntRegs:$src1, (i32 16)),
> -                                        (shl IntRegs:$src2, (i32 16))))]>,
> +            [(set (i1 PredRegs:$dst),
> +                  (seteq (shl (i32 IntRegs:$src1), (i32 16)),
> +                         (shl (i32 IntRegs:$src2), (i32 16))))]>,
>             Requires<[HasV4T]>;
>
> +/* Incorrect Pattern -- immediate should be right shifted before being
> +used in the cmph.gt instruction.
>  // Signed half compare(.gt) ri.
>  // Pd=cmph.gt(Rs,#s8)
> +
>  let isCompare = 1 in
>  def CMPhGTri_V4 : MInst<(outs PredRegs:$dst),
> -            (ins IntRegs:$src1, s32Imm:$src2),
> +            (ins IntRegs:$src1, s8Imm:$src2),
>             "$dst = cmph.gt($src1, #$src2)",
> -            [(set PredRegs:$dst, (setgt (shl IntRegs:$src1, (i32 16)),
> -                                        s32_16s8ImmPred:$src2))]>,
> +            [(set (i1 PredRegs:$dst),
> +                  (setgt (shl (i32 IntRegs:$src1), (i32 16)),
> +                         s8ImmPred:$src2))]>,
>             Requires<[HasV4T]>;
> +*/
>
>  // Signed half compare(.gt) rr.
>  // Pd=cmph.gt(Rs,Rt)
> @@ -3485,8 +5113,9 @@
>  def CMPhGTrr_shl_V4 : MInst<(outs PredRegs:$dst),
>             (ins IntRegs:$src1, IntRegs:$src2),
>             "$dst = cmph.gt($src1, $src2)",
> -            [(set PredRegs:$dst, (setgt (shl IntRegs:$src1, (i32 16)),
> -                                        (shl IntRegs:$src2, (i32 16))))]>,
> +            [(set (i1 PredRegs:$dst),
> +                  (setgt (shl (i32 IntRegs:$src1), (i32 16)),
> +                         (shl (i32 IntRegs:$src2), (i32 16))))]>,
>             Requires<[HasV4T]>;
>
>  // Unsigned half compare rr (.gtu).
> @@ -3495,8 +5124,9 @@
>  def CMPhGTUrr_V4 : MInst<(outs PredRegs:$dst),
>             (ins IntRegs:$src1, IntRegs:$src2),
>             "$dst = cmph.gtu($src1, $src2)",
> -            [(set PredRegs:$dst, (setugt (and IntRegs:$src1, 65535),
> -                                         (and IntRegs:$src2, 65535)))]>,
> +            [(set (i1 PredRegs:$dst),
> +                  (setugt (and (i32 IntRegs:$src1), 65535),
> +                          (and (i32 IntRegs:$src2), 65535)))]>,
>             Requires<[HasV4T]>;
>
>  // Unsigned half compare ri (.gtu).
> @@ -3505,8 +5135,8 @@
>  def CMPhGTUri_V4 : MInst<(outs PredRegs:$dst),
>             (ins IntRegs:$src1, u7Imm:$src2),
>             "$dst = cmph.gtu($src1, #$src2)",
> -            [(set PredRegs:$dst, (setugt (and IntRegs:$src1, 65535),
> -                                         u7ImmPred:$src2))]>,
> +            [(set (i1 PredRegs:$dst), (setugt (and (i32 IntRegs:$src1),
> 65535),
> +                                              u7ImmPred:$src2))]>,
>             Requires<[HasV4T]>;
>
>
>  //===----------------------------------------------------------------------===//
> @@ -3523,9 +5153,37 @@
>             Requires<[HasV4T]>;
>  }
>
> +// Restore registers and dealloc return function call.
> +let isCall = 1, isBarrier = 1, isReturn = 1, isTerminator = 1,
> +  Defs = [R29, R30, R31, PC] in {
> +  def RESTORE_DEALLOC_RET_JMP_V4 : JInst<(outs), (ins calltarget:$dst,
> variable_ops),
> +             "jump $dst // Restore_and_dealloc_return",
> +             []>,
> +             Requires<[HasV4T]>;
> +}
> +
> +// Restore registers and dealloc frame before a tail call.
> +let isCall = 1, isBarrier = 1,
> +  Defs = [R29, R30, R31, PC] in {
> +  def RESTORE_DEALLOC_BEFORE_TAILCALL_V4 : JInst<(outs), (ins
> calltarget:$dst, variable_ops),
> +             "call $dst // Restore_and_dealloc_before_tailcall",
> +             []>,
> +             Requires<[HasV4T]>;
> +}
> +
> +// Save registers function call.
> +let isCall = 1, isBarrier = 1,
> +  Uses = [R29, R31] in {
> +  def SAVE_REGISTERS_CALL_V4 : JInst<(outs), (ins calltarget:$dst,
> variable_ops),
> +             "call $dst // Save_calle_saved_registers",
> +             []>,
> +             Requires<[HasV4T]>;
> +}
> +
>  //    if (Ps) dealloc_return
>  let isReturn = 1, isTerminator = 1,
> -  Defs = [R29, R30, R31, PC], Uses = [R29, R31], neverHasSideEffects = 1
> in {
> +    Defs = [R29, R30, R31, PC], Uses = [R29, R31], neverHasSideEffects =
> 1,
> +    isPredicated = 1 in {
>   def DEALLOC_RET_cPt_V4 : NVInst_V4<(outs), (ins PredRegs:$src1,
> i32imm:$amt1),
>             "if ($src1) dealloc_return",
>             []>,
> @@ -3534,7 +5192,8 @@
>
>  //    if (!Ps) dealloc_return
>  let isReturn = 1, isTerminator = 1,
> -  Defs = [R29, R30, R31, PC], Uses = [R29, R31], neverHasSideEffects = 1
> in {
> +    Defs = [R29, R30, R31, PC], Uses = [R29, R31], neverHasSideEffects =
> 1,
> +    isPredicated = 1 in {
>   def DEALLOC_RET_cNotPt_V4 : NVInst_V4<(outs), (ins PredRegs:$src1,
>                                                      i32imm:$amt1),
>             "if (!$src1) dealloc_return",
> @@ -3544,7 +5203,8 @@
>
>  //    if (Ps.new) dealloc_return:nt
>  let isReturn = 1, isTerminator = 1,
> -  Defs = [R29, R30, R31, PC], Uses = [R29, R31], neverHasSideEffects = 1
> in {
> +    Defs = [R29, R30, R31, PC], Uses = [R29, R31], neverHasSideEffects =
> 1,
> +    isPredicated = 1 in {
>   def DEALLOC_RET_cdnPnt_V4 : NVInst_V4<(outs), (ins PredRegs:$src1,
>                                                      i32imm:$amt1),
>             "if ($src1.new) dealloc_return:nt",
> @@ -3554,7 +5214,8 @@
>
>  //    if (!Ps.new) dealloc_return:nt
>  let isReturn = 1, isTerminator = 1,
> -  Defs = [R29, R30, R31, PC], Uses = [R29, R31], neverHasSideEffects = 1
> in {
> +    Defs = [R29, R30, R31, PC], Uses = [R29, R31], neverHasSideEffects =
> 1,
> +    isPredicated = 1 in {
>   def DEALLOC_RET_cNotdnPnt_V4 : NVInst_V4<(outs), (ins PredRegs:$src1,
>                                                         i32imm:$amt1),
>             "if (!$src1.new) dealloc_return:nt",
> @@ -3564,7 +5225,8 @@
>
>  //    if (Ps.new) dealloc_return:t
>  let isReturn = 1, isTerminator = 1,
> -  Defs = [R29, R30, R31, PC], Uses = [R29, R31], neverHasSideEffects = 1
> in {
> +    Defs = [R29, R30, R31, PC], Uses = [R29, R31], neverHasSideEffects =
> 1,
> +    isPredicated = 1 in {
>   def DEALLOC_RET_cdnPt_V4 : NVInst_V4<(outs), (ins PredRegs:$src1,
>                                                     i32imm:$amt1),
>             "if ($src1.new) dealloc_return:t",
> @@ -3574,10 +5236,511 @@
>
>  //    if (!Ps.new) dealloc_return:nt
>  let isReturn = 1, isTerminator = 1,
> -  Defs = [R29, R30, R31, PC], Uses = [R29, R31], neverHasSideEffects = 1
> in {
> +    Defs = [R29, R30, R31, PC], Uses = [R29, R31], neverHasSideEffects =
> 1,
> +    isPredicated = 1 in {
>   def DEALLOC_RET_cNotdnPt_V4 : NVInst_V4<(outs), (ins PredRegs:$src1,
>                                                        i32imm:$amt1),
>             "if (!$src1.new) dealloc_return:t",
>             []>,
>             Requires<[HasV4T]>;
>  }
> +
> +
> +// Load/Store with absolute addressing mode
> +// memw(#u6)=Rt
> +
> +multiclass ST_abs<string OpcStr> {
> +  let isPredicable = 1 in
> +  def _abs_V4 : STInst<(outs),
> +            (ins globaladdress:$absaddr, IntRegs:$src),
> +            !strconcat(OpcStr, "(##$absaddr) = $src"),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$absaddr, IntRegs:$src2),
> +            !strconcat("if ($src1)", !strconcat(OpcStr, "(##$absaddr) =
> $src2")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$absaddr, IntRegs:$src2),
> +            !strconcat("if (!$src1)", !strconcat(OpcStr, "(##$absaddr) =
> $src2")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$absaddr, IntRegs:$src2),
> +            !strconcat("if ($src1.new)", !strconcat(OpcStr, "(##$absaddr)
> = $src2")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$absaddr, IntRegs:$src2),
> +            !strconcat("if (!$src1.new)", !strconcat(OpcStr,
> "(##$absaddr) = $src2")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  def _abs_nv_V4 : STInst<(outs),
> +            (ins globaladdress:$absaddr, IntRegs:$src),
> +            !strconcat(OpcStr, "(##$absaddr) = $src.new"),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cPt_nv_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$absaddr, IntRegs:$src2),
> +            !strconcat("if ($src1)", !strconcat(OpcStr, "(##$absaddr) =
> $src2.new")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cNotPt_nv_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$absaddr, IntRegs:$src2),
> +            !strconcat("if (!$src1)", !strconcat(OpcStr, "(##$absaddr) =
> $src2.new")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cdnPt_nv_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$absaddr, IntRegs:$src2),
> +            !strconcat("if ($src1.new)", !strconcat(OpcStr, "(##$absaddr)
> = $src2.new")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cdnNotPt_nv_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, globaladdress:$absaddr, IntRegs:$src2),
> +            !strconcat("if (!$src1.new)", !strconcat(OpcStr,
> "(##$absaddr) = $src2.new")),
> +            []>,
> +            Requires<[HasV4T]>;
> +}
> +
> +let AddedComplexity = 30, isPredicable = 1 in
> +def STrid_abs_V4 : STInst<(outs),
> +          (ins globaladdress:$absaddr, DoubleRegs:$src),
> +           "memd(##$absaddr) = $src",
> +          [(store (i64 DoubleRegs:$src), (HexagonCONST32
> tglobaladdr:$absaddr))]>,
> +          Requires<[HasV4T]>;
> +
> +let AddedComplexity = 30, isPredicated = 1 in
> +def STrid_abs_cPt_V4 : STInst<(outs),
> +          (ins PredRegs:$src1, globaladdress:$absaddr, DoubleRegs:$src2),
> +          "if ($src1) memd(##$absaddr) = $src2",
> +          []>,
> +          Requires<[HasV4T]>;
> +
> +let AddedComplexity = 30, isPredicated = 1 in
> +def STrid_abs_cNotPt_V4 : STInst<(outs),
> +          (ins PredRegs:$src1, globaladdress:$absaddr, DoubleRegs:$src2),
> +          "if (!$src1) memd(##$absaddr) = $src2",
> +          []>,
> +          Requires<[HasV4T]>;
> +
> +let AddedComplexity = 30, isPredicated = 1 in
> +def STrid_abs_cdnPt_V4 : STInst<(outs),
> +          (ins PredRegs:$src1, globaladdress:$absaddr, DoubleRegs:$src2),
> +          "if ($src1.new) memd(##$absaddr) = $src2",
> +          []>,
> +          Requires<[HasV4T]>;
> +
> +let AddedComplexity = 30, isPredicated = 1 in
> +def STrid_abs_cdnNotPt_V4 : STInst<(outs),
> +          (ins PredRegs:$src1, globaladdress:$absaddr, DoubleRegs:$src2),
> +          "if (!$src1.new) memd(##$absaddr) = $src2",
> +          []>,
> +          Requires<[HasV4T]>;
> +
> +defm STrib : ST_abs<"memb">;
> +defm STrih : ST_abs<"memh">;
> +defm STriw : ST_abs<"memw">;
> +
> +let Predicates = [HasV4T], AddedComplexity  = 30 in
> +def : Pat<(truncstorei8 (i32 IntRegs:$src1), (HexagonCONST32
> tglobaladdr:$absaddr)),
> +          (STrib_abs_V4 tglobaladdr: $absaddr, IntRegs: $src1)>;
> +
> +let Predicates = [HasV4T], AddedComplexity  = 30 in
> +def : Pat<(truncstorei16 (i32 IntRegs:$src1), (HexagonCONST32
> tglobaladdr:$absaddr)),
> +          (STrih_abs_V4 tglobaladdr: $absaddr, IntRegs: $src1)>;
> +
> +let Predicates = [HasV4T], AddedComplexity  = 30 in
> +def : Pat<(store (i32 IntRegs:$src1), (HexagonCONST32
> tglobaladdr:$absaddr)),
> +          (STriw_abs_V4 tglobaladdr: $absaddr, IntRegs: $src1)>;
> +
> +
> +multiclass LD_abs<string OpcStr> {
> +  let isPredicable = 1 in
> +  def _abs_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins globaladdress:$absaddr),
> +            !strconcat("$dst = ", !strconcat(OpcStr, "(##$absaddr)")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$absaddr),
> +            !strconcat("if ($src1) $dst = ", !strconcat(OpcStr,
> "(##$absaddr)")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$absaddr),
> +            !strconcat("if (!$src1) $dst = ", !strconcat(OpcStr,
> "(##$absaddr)")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$absaddr),
> +            !strconcat("if ($src1.new) $dst = ", !strconcat(OpcStr,
> "(##$absaddr)")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, globaladdress:$absaddr),
> +            !strconcat("if (!$src1.new) $dst = ", !strconcat(OpcStr,
> "(##$absaddr)")),
> +            []>,
> +            Requires<[HasV4T]>;
> +}
> +
> +let AddedComplexity = 30 in
> +def LDrid_abs_V4 : LDInst<(outs DoubleRegs:$dst),
> +          (ins globaladdress:$absaddr),
> +          "$dst = memd(##$absaddr)",
> +          [(set (i64 DoubleRegs:$dst), (load (HexagonCONST32
> tglobaladdr:$absaddr)))]>,
> +          Requires<[HasV4T]>;
> +
> +let AddedComplexity = 30, isPredicated = 1 in
> +def LDrid_abs_cPt_V4 : LDInst<(outs DoubleRegs:$dst),
> +          (ins PredRegs:$src1, globaladdress:$absaddr),
> +          "if ($src1) $dst = memd(##$absaddr)",
> +          []>,
> +          Requires<[HasV4T]>;
> +
> +let AddedComplexity = 30, isPredicated = 1 in
> +def LDrid_abs_cNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
> +          (ins PredRegs:$src1, globaladdress:$absaddr),
> +          "if (!$src1) $dst = memd(##$absaddr)",
> +          []>,
> +          Requires<[HasV4T]>;
> +
> +let AddedComplexity = 30, isPredicated = 1 in
> +def LDrid_abs_cdnPt_V4 : LDInst<(outs DoubleRegs:$dst),
> +          (ins PredRegs:$src1, globaladdress:$absaddr),
> +          "if ($src1.new) $dst = memd(##$absaddr)",
> +          []>,
> +          Requires<[HasV4T]>;
> +
> +let AddedComplexity = 30, isPredicated = 1 in
> +def LDrid_abs_cdnNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
> +          (ins PredRegs:$src1, globaladdress:$absaddr),
> +          "if (!$src1.new) $dst = memd(##$absaddr)",
> +          []>,
> +          Requires<[HasV4T]>;
> +
> +defm LDrib : LD_abs<"memb">;
> +defm LDriub : LD_abs<"memub">;
> +defm LDrih : LD_abs<"memh">;
> +defm LDriuh : LD_abs<"memuh">;
> +defm LDriw : LD_abs<"memw">;
> +
> +
> +let Predicates = [HasV4T], AddedComplexity  = 30 in
> +def : Pat<(i32 (load (HexagonCONST32 tglobaladdr:$absaddr))),
> +          (LDriw_abs_V4 tglobaladdr: $absaddr)>;
> +
> +let Predicates = [HasV4T], AddedComplexity=30 in
> +def : Pat<(i32 (sextloadi8 (HexagonCONST32 tglobaladdr:$absaddr))),
> +          (LDrib_abs_V4 tglobaladdr:$absaddr)>;
> +
> +let Predicates = [HasV4T], AddedComplexity=30 in
> +def : Pat<(i32 (zextloadi8 (HexagonCONST32 tglobaladdr:$absaddr))),
> +          (LDriub_abs_V4 tglobaladdr:$absaddr)>;
> +
> +let Predicates = [HasV4T], AddedComplexity=30 in
> +def : Pat<(i32 (sextloadi16 (HexagonCONST32 tglobaladdr:$absaddr))),
> +          (LDrih_abs_V4 tglobaladdr:$absaddr)>;
> +
> +let Predicates = [HasV4T], AddedComplexity=30 in
> +def : Pat<(i32 (zextloadi16 (HexagonCONST32 tglobaladdr:$absaddr))),
> +          (LDriuh_abs_V4 tglobaladdr:$absaddr)>;
> +
> +// Transfer global address into a register
> +let AddedComplexity=50, isMoveImm = 1, isReMaterializable = 1 in
> +def TFRI_V4 : ALU32_ri<(outs IntRegs:$dst), (ins globaladdress:$src1),
> +           "$dst = ##$src1",
> +           [(set IntRegs:$dst, (HexagonCONST32 tglobaladdr:$src1))]>,
> +           Requires<[HasV4T]>;
> +
> +let AddedComplexity=50, neverHasSideEffects = 1, isPredicated = 1 in
> +def TFRI_cPt_V4 : ALU32_ri<(outs IntRegs:$dst),
> +                           (ins PredRegs:$src1, globaladdress:$src2),
> +           "if($src1) $dst = ##$src2",
> +           []>,
> +           Requires<[HasV4T]>;
> +
> +let AddedComplexity=50, neverHasSideEffects = 1, isPredicated = 1 in
> +def TFRI_cNotPt_V4 : ALU32_ri<(outs IntRegs:$dst),
> +                              (ins PredRegs:$src1, globaladdress:$src2),
> +           "if(!$src1) $dst = ##$src2",
> +           []>,
> +           Requires<[HasV4T]>;
> +
> +let AddedComplexity=50, neverHasSideEffects = 1, isPredicated = 1 in
> +def TFRI_cdnPt_V4 : ALU32_ri<(outs IntRegs:$dst),
> +                             (ins PredRegs:$src1, globaladdress:$src2),
> +           "if($src1.new) $dst = ##$src2",
> +           []>,
> +           Requires<[HasV4T]>;
> +
> +let AddedComplexity=50, neverHasSideEffects = 1, isPredicated = 1 in
> +def TFRI_cdnNotPt_V4 : ALU32_ri<(outs IntRegs:$dst),
> +                                (ins PredRegs:$src1, globaladdress:$src2),
> +           "if(!$src1.new) $dst = ##$src2",
> +           []>,
> +           Requires<[HasV4T]>;
> +
> +let AddedComplexity = 50, Predicates = [HasV4T] in
> +def : Pat<(HexagonCONST32_GP tglobaladdr:$src1),
> +           (TFRI_V4 tglobaladdr:$src1)>;
> +
> +
> +// Load - Indirect with long offset: These instructions take global
> address
> +// as an operand
> +let AddedComplexity = 10 in
> +def LDrid_ind_lo_V4 : LDInst<(outs DoubleRegs:$dst),
> +            (ins IntRegs:$src1, u2Imm:$src2, globaladdress:$offset),
> +            "$dst=memd($src1<<#$src2+##$offset)",
> +            [(set (i64 DoubleRegs:$dst),
> +                  (load (add (shl IntRegs:$src1, u2ImmPred:$src2),
> +                        (HexagonCONST32 tglobaladdr:$offset))))]>,
> +            Requires<[HasV4T]>;
> +
> +let AddedComplexity = 10 in
> +multiclass LD_indirect_lo<string OpcStr, PatFrag OpNode> {
> +  def _lo_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins IntRegs:$src1, u2Imm:$src2, globaladdress:$offset),
> +            !strconcat("$dst = ", !strconcat(OpcStr,
> "($src1<<#$src2+##$offset)")),
> +            [(set IntRegs:$dst,
> +                  (i32 (OpNode (add (shl IntRegs:$src1, u2ImmPred:$src2),
> +                          (HexagonCONST32 tglobaladdr:$offset)))))]>,
> +            Requires<[HasV4T]>;
> +}
> +
> +defm LDrib_ind : LD_indirect_lo<"memb", sextloadi8>;
> +defm LDriub_ind : LD_indirect_lo<"memub", zextloadi8>;
> +defm LDrih_ind : LD_indirect_lo<"memh", sextloadi16>;
> +defm LDriuh_ind : LD_indirect_lo<"memuh", zextloadi16>;
> +defm LDriw_ind : LD_indirect_lo<"memw", load>;
> +
> +// Store - Indirect with long offset: These instructions take global
> address
> +// as an operand
> +let AddedComplexity = 10 in
> +def STrid_ind_lo_V4 : STInst<(outs),
> +            (ins IntRegs:$src1, u2Imm:$src2, globaladdress:$src3,
> +                 DoubleRegs:$src4),
> +            "memd($src1<<#$src2+#$src3) = $src4",
> +            [(store (i64 DoubleRegs:$src4),
> +                 (add (shl IntRegs:$src1, u2ImmPred:$src2),
> +                      (HexagonCONST32 tglobaladdr:$src3)))]>,
> +             Requires<[HasV4T]>;
> +
> +let AddedComplexity = 10 in
> +multiclass ST_indirect_lo<string OpcStr, PatFrag OpNode> {
> +  def _lo_V4 : STInst<(outs),
> +            (ins IntRegs:$src1, u2Imm:$src2, globaladdress:$src3,
> +                 IntRegs:$src4),
> +            !strconcat(OpcStr, "($src1<<#$src2+##$src3) = $src4"),
> +            [(OpNode (i32 IntRegs:$src4),
> +                 (add (shl IntRegs:$src1, u2ImmPred:$src2),
> +                      (HexagonCONST32 tglobaladdr:$src3)))]>,
> +             Requires<[HasV4T]>;
> +}
> +
> +defm STrib_ind : ST_indirect_lo<"memb", truncstorei8>;
> +defm STrih_ind : ST_indirect_lo<"memh", truncstorei16>;
> +defm STriw_ind : ST_indirect_lo<"memw", store>;
> +
> +// Store - absolute addressing mode: These instruction take constant
> +// value as the extended operand
> +multiclass ST_absimm<string OpcStr> {
> +  let isPredicable = 1 in
> +  def _abs_V4 : STInst<(outs),
> +            (ins u6Imm:$src1, IntRegs:$src2),
> +            !strconcat(OpcStr, "(#$src1) = $src2"),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, u6Imm:$src2, IntRegs:$src3),
> +            !strconcat("if ($src1)", !strconcat(OpcStr, "(#$src2) =
> $src3")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, u6Imm:$src2, IntRegs:$src3),
> +            !strconcat("if (!$src1)", !strconcat(OpcStr, "(#$src2) =
> $src3")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cdnPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, u6Imm:$src2, IntRegs:$src3),
> +            !strconcat("if ($src1.new)", !strconcat(OpcStr, "(#$src2) =
> $src3")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cdnNotPt_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, u6Imm:$src2, IntRegs:$src3),
> +            !strconcat("if (!$src1.new)", !strconcat(OpcStr, "(#$src2) =
> $src3")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  def _abs_nv_V4 : STInst<(outs),
> +            (ins u6Imm:$src1, IntRegs:$src2),
> +            !strconcat(OpcStr, "(#$src1) = $src2.new"),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cPt_nv_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, u6Imm:$src2, IntRegs:$src3),
> +            !strconcat("if ($src1)", !strconcat(OpcStr, "(#$src2) =
> $src3.new")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cNotPt_nv_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, u6Imm:$src2, IntRegs:$src3),
> +            !strconcat("if (!$src1)", !strconcat(OpcStr, "(#$src2) =
> $src3.new")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cdnPt_nv_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, u6Imm:$src2, IntRegs:$src3),
> +            !strconcat("if ($src1.new)", !strconcat(OpcStr, "(#$src2) =
> $src3.new")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cdnNotPt_nv_V4 : STInst<(outs),
> +            (ins PredRegs:$src1, u6Imm:$src2, IntRegs:$src3),
> +            !strconcat("if (!$src1.new)", !strconcat(OpcStr, "(#$src2) =
> $src3.new")),
> +            []>,
> +            Requires<[HasV4T]>;
> +}
> +
> +defm STrib_imm : ST_absimm<"memb">;
> +defm STrih_imm : ST_absimm<"memh">;
> +defm STriw_imm : ST_absimm<"memw">;
> +
> +let Predicates = [HasV4T], AddedComplexity  = 30 in
> +def : Pat<(truncstorei8 (i32 IntRegs:$src1), u6ImmPred:$src2),
> +          (STrib_imm_abs_V4 u6ImmPred:$src2, IntRegs: $src1)>;
> +
> +let Predicates = [HasV4T], AddedComplexity  = 30 in
> +def : Pat<(truncstorei16 (i32 IntRegs:$src1), u6ImmPred:$src2),
> +          (STrih_imm_abs_V4 u6ImmPred:$src2, IntRegs: $src1)>;
> +
> +let Predicates = [HasV4T], AddedComplexity  = 30 in
> +def : Pat<(store (i32 IntRegs:$src1), u6ImmPred:$src2),
> +          (STriw_imm_abs_V4 u6ImmPred:$src2, IntRegs: $src1)>;
> +
> +
> +// Load - absolute addressing mode: These instruction take constant
> +// value as the extended operand
> +
> +multiclass LD_absimm<string OpcStr> {
> +  let isPredicable = 1 in
> +  def _abs_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins u6Imm:$src),
> +            !strconcat("$dst = ", !strconcat(OpcStr, "(#$src)")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, u6Imm:$src2),
> +            !strconcat("if ($src1) $dst = ", !strconcat(OpcStr,
> "(#$src2)")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, u6Imm:$src2),
> +            !strconcat("if (!$src1) $dst = ", !strconcat(OpcStr,
> "(#$src2)")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, u6Imm:$src2),
> +            !strconcat("if ($src1.new) $dst = ", !strconcat(OpcStr,
> "(#$src2)")),
> +            []>,
> +            Requires<[HasV4T]>;
> +
> +  let isPredicated = 1 in
> +  def _abs_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
> +            (ins PredRegs:$src1, u6Imm:$src2),
> +            !strconcat("if (!$src1.new) $dst = ", !strconcat(OpcStr,
> "(#$src2)")),
> +            []>,
> +            Requires<[HasV4T]>;
> +}
> +
> +defm LDrib_imm : LD_absimm<"memb">;
> +defm LDriub_imm : LD_absimm<"memub">;
> +defm LDrih_imm : LD_absimm<"memh">;
> +defm LDriuh_imm : LD_absimm<"memuh">;
> +defm LDriw_imm : LD_absimm<"memw">;
> +
> +let Predicates = [HasV4T], AddedComplexity  = 30 in
> +def : Pat<(i32 (load u6ImmPred:$src)),
> +          (LDriw_imm_abs_V4 u6ImmPred:$src)>;
> +
> +let Predicates = [HasV4T], AddedComplexity=30 in
> +def : Pat<(i32 (sextloadi8 u6ImmPred:$src)),
> +          (LDrib_imm_abs_V4 u6ImmPred:$src)>;
> +
> +let Predicates = [HasV4T], AddedComplexity=30 in
> +def : Pat<(i32 (zextloadi8 u6ImmPred:$src)),
> +          (LDriub_imm_abs_V4 u6ImmPred:$src)>;
> +
> +let Predicates = [HasV4T], AddedComplexity=30 in
> +def : Pat<(i32 (sextloadi16 u6ImmPred:$src)),
> +          (LDrih_imm_abs_V4 u6ImmPred:$src)>;
> +
> +let Predicates = [HasV4T], AddedComplexity=30 in
> +def : Pat<(i32 (zextloadi16 u6ImmPred:$src)),
> +          (LDriuh_imm_abs_V4 u6ImmPred:$src)>;
> +
> +
> +// Indexed store double word - global address.
> +// memw(Rs+#u6:2)=#S8
> +let AddedComplexity = 10 in
> +def STriw_offset_ext_V4 : STInst<(outs),
> +            (ins IntRegs:$src1, u6_2Imm:$src2, globaladdress:$src3),
> +            "memw($src1+#$src2) = ##$src3",
> +            [(store (HexagonCONST32 tglobaladdr:$src3),
> +                    (add IntRegs:$src1, u6_2ImmPred:$src2))]>,
> +            Requires<[HasV4T]>;
> +
> +
> +// Indexed store double word - global address.
> +// memw(Rs+#u6:2)=#S8
> +let AddedComplexity = 10 in
> +def STrih_offset_ext_V4 : STInst<(outs),
> +            (ins IntRegs:$src1, u6_1Imm:$src2, globaladdress:$src3),
> +            "memh($src1+#$src2) = ##$src3",
> +            [(truncstorei16 (HexagonCONST32 tglobaladdr:$src3),
> +                    (add IntRegs:$src1, u6_1ImmPred:$src2))]>,
> +            Requires<[HasV4T]>;
>
> Added: llvm/trunk/lib/Target/Hexagon/HexagonMCInst.h
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonMCInst.h?rev=154616&view=auto
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonMCInst.h (added)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonMCInst.h Thu Apr 12 16:06:38 2012
> @@ -0,0 +1,41 @@
> +//===- HexagonMCInst.h - Hexagon sub-class of MCInst
> ----------------------===//
> +//
> +//                     The LLVM Compiler Infrastructure
> +//
> +// This file is distributed under the University of Illinois Open Source
> +// License. See LICENSE.TXT for details.
> +//
>
> +//===----------------------------------------------------------------------===//
> +//
> +// This class extends MCInst to allow some VLIW annotation.
> +//
>
> +//===----------------------------------------------------------------------===//
> +
> +#ifndef HEXAGONMCINST_H
> +#define HEXAGONMCINST_H
> +
> +#include "llvm/MC/MCInst.h"
> +#include "llvm/CodeGen/MachineInstr.h"
> +
> +namespace llvm {
> +  class HexagonMCInst: public MCInst {
> +    // Packet start and end markers
> +    unsigned startPacket: 1, endPacket: 1;
> +    const MachineInstr *MachineI;
> +  public:
> +    explicit HexagonMCInst(): MCInst(),
> +                              startPacket(0), endPacket(0) {}
> +
> +    const MachineInstr* getMI() const { return MachineI; };
> +
> +    void setMI(const MachineInstr *MI) { MachineI = MI; };
> +
> +    bool isStartPacket() const { return (startPacket); };
> +    bool isEndPacket() const { return (endPacket); };
> +
> +    void setStartPacket(bool yes) { startPacket = yes; };
> +    void setEndPacket(bool yes) { endPacket = yes; };
> +  };
> +}
> +
> +#endif
>
> Modified: llvm/trunk/lib/Target/Hexagon/HexagonSchedule.td
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonSchedule.td?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonSchedule.td (original)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonSchedule.td Thu Apr 12 16:06:38
> 2012
> @@ -13,7 +13,6 @@
>  def MUNIT     : FuncUnit;
>  def SUNIT     : FuncUnit;
>
> -
>  // Itinerary classes
>  def ALU32     : InstrItinClass;
>  def ALU64     : InstrItinClass;
> @@ -24,23 +23,25 @@
>  def M         : InstrItinClass;
>  def ST        : InstrItinClass;
>  def S         : InstrItinClass;
> +def SYS       : InstrItinClass;
> +def MARKER    : InstrItinClass;
>  def PSEUDO    : InstrItinClass;
>
> -
>  def HexagonItineraries :
> - ProcessorItineraries<[LUNIT, LSUNIT, MUNIT, SUNIT], [], [
> -  InstrItinData<ALU32      , [InstrStage<1,  [LUNIT, LSUNIT, MUNIT,
> SUNIT]>]>,
> -  InstrItinData<ALU64      , [InstrStage<1,  [MUNIT, SUNIT]>]>,
> -  InstrItinData<CR         , [InstrStage<1,  [SUNIT]>]>,
> -  InstrItinData<J          , [InstrStage<1,  [SUNIT, MUNIT]>]>,
> -  InstrItinData<JR         , [InstrStage<1,  [MUNIT]>]>,
> -  InstrItinData<LD         , [InstrStage<1,  [LUNIT, LSUNIT]>]>,
> -  InstrItinData<M          , [InstrStage<1,  [MUNIT, SUNIT]>]>,
> -  InstrItinData<ST         , [InstrStage<1,  [LSUNIT]>]>,
> -  InstrItinData<S          , [InstrStage<1,  [SUNIT, MUNIT]>]>,
> -  InstrItinData<PSEUDO     , [InstrStage<1,  [LUNIT, LSUNIT, MUNIT,
> SUNIT]>]>
> -]>;
> -
> +      ProcessorItineraries<[LUNIT, LSUNIT, MUNIT, SUNIT], [], [
> +        InstrItinData<ALU32  , [InstrStage<1, [LUNIT, LSUNIT, MUNIT,
> SUNIT]>]>,
> +        InstrItinData<ALU64  , [InstrStage<1, [MUNIT, SUNIT]>]>,
> +        InstrItinData<CR     , [InstrStage<1, [SUNIT]>]>,
> +        InstrItinData<J      , [InstrStage<1, [SUNIT, MUNIT]>]>,
> +        InstrItinData<JR     , [InstrStage<1, [MUNIT]>]>,
> +        InstrItinData<LD     , [InstrStage<1, [LUNIT, LSUNIT]>]>,
> +        InstrItinData<M      , [InstrStage<1, [MUNIT, SUNIT]>]>,
> +        InstrItinData<ST     , [InstrStage<1, [LSUNIT]>]>,
> +        InstrItinData<S      , [InstrStage<1, [SUNIT, MUNIT]>]>,
> +        InstrItinData<SYS    , [InstrStage<1, [LSUNIT]>]>,
> +        InstrItinData<MARKER , [InstrStage<1, [LUNIT, LSUNIT, MUNIT,
> SUNIT]>]>,
> +        InstrItinData<PSEUDO , [InstrStage<1, [LUNIT, LSUNIT, MUNIT,
> SUNIT]>]>
> +      ]>;
>
>
>  //===----------------------------------------------------------------------===//
>  // V4 Machine Info +
>
> Modified: llvm/trunk/lib/Target/Hexagon/HexagonScheduleV4.td
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonScheduleV4.td?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonScheduleV4.td (original)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonScheduleV4.td Thu Apr 12 16:06:38
> 2012
> @@ -23,7 +23,6 @@
>  //    | SLOT3     |  XTYPE          ALU32     J         CR           |
>  //    |===========|==================================================|
>
> -
>  // Functional Units.
>  def SLOT0       : FuncUnit;
>  def SLOT1       : FuncUnit;
> @@ -34,22 +33,26 @@
>  def NV_V4       : InstrItinClass;
>  def MEM_V4      : InstrItinClass;
>  // ALU64/M/S Instruction classes of V2 are collectively knownn as XTYPE
> in V4.
> +def PREFIX      : InstrItinClass;
>
> -def HexagonItinerariesV4 : ProcessorItineraries<
> -                    [SLOT0, SLOT1, SLOT2, SLOT3], [], [
> -  InstrItinData<LD            , [InstrStage<1,  [SLOT0, SLOT1]>]>,
> -  InstrItinData<ST            , [InstrStage<1,  [SLOT0, SLOT1]>]>,
> -  InstrItinData<ALU32         , [InstrStage<1,  [SLOT0, SLOT1, SLOT2,
> SLOT3]>]>,
> -  InstrItinData<NV_V4         , [InstrStage<1,  [SLOT0]>]>,
> -  InstrItinData<MEM_V4        , [InstrStage<1,  [SLOT0]>]>,
> -  InstrItinData<J             , [InstrStage<1,  [SLOT2, SLOT3]>]>,
> -  InstrItinData<JR            , [InstrStage<1,  [SLOT2]>]>,
> -  InstrItinData<CR            , [InstrStage<1,  [SLOT3]>]>,
> -  InstrItinData<PSEUDO        , [InstrStage<1,  [SLOT0, SLOT1, SLOT2,
> SLOT3]>]>,
> -  InstrItinData<ALU64         , [InstrStage<1,  [SLOT2, SLOT3]>]>,
> -  InstrItinData<M             , [InstrStage<1,  [SLOT2, SLOT3]>]>,
> -  InstrItinData<S             , [InstrStage<1,  [SLOT2, SLOT3]>]>
> -]>;
> +def HexagonItinerariesV4 :
> +      ProcessorItineraries<[SLOT0, SLOT1, SLOT2, SLOT3], [], [
> +        InstrItinData<ALU32  , [InstrStage<1, [SLOT0, SLOT1, SLOT2,
> SLOT3]>]>,
> +        InstrItinData<ALU64  , [InstrStage<1, [SLOT2, SLOT3]>]>,
> +        InstrItinData<CR     , [InstrStage<1, [SLOT3]>]>,
> +        InstrItinData<J      , [InstrStage<1, [SLOT2, SLOT3]>]>,
> +        InstrItinData<JR     , [InstrStage<1, [SLOT2]>]>,
> +        InstrItinData<LD     , [InstrStage<1, [SLOT0, SLOT1]>]>,
> +        InstrItinData<M      , [InstrStage<1, [SLOT2, SLOT3]>]>,
> +        InstrItinData<ST     , [InstrStage<1, [SLOT0, SLOT1]>]>,
> +        InstrItinData<S      , [InstrStage<1, [SLOT2, SLOT3]>]>,
> +        InstrItinData<SYS    , [InstrStage<1, [SLOT0]>]>,
> +        InstrItinData<NV_V4  , [InstrStage<1, [SLOT0]>]>,
> +        InstrItinData<MEM_V4 , [InstrStage<1, [SLOT0]>]>,
> +        InstrItinData<MARKER , [InstrStage<1, [SLOT0, SLOT1, SLOT2,
> SLOT3]>]>,
> +        InstrItinData<PREFIX , [InstrStage<1, [SLOT0, SLOT1, SLOT2,
> SLOT3]>]>,
> +        InstrItinData<PSEUDO , [InstrStage<1, [SLOT0, SLOT1, SLOT2,
> SLOT3]>]>
> +      ]>;
>
>
>  //===----------------------------------------------------------------------===//
>  // Hexagon V4 Resource Definitions -
>
> Modified: llvm/trunk/lib/Target/Hexagon/HexagonTargetMachine.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonTargetMachine.cpp?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonTargetMachine.cpp (original)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonTargetMachine.cpp Thu Apr 12
> 16:06:38 2012
> @@ -138,5 +138,8 @@
>   // Split up TFRcondsets into conditional transfers.
>   PM.add(createHexagonSplitTFRCondSets(getHexagonTargetMachine()));
>
> +  // Create Packets.
> +  PM.add(createHexagonPacketizer());
> +
>   return false;
>  }
>
> Added: llvm/trunk/lib/Target/Hexagon/HexagonVLIWPacketizer.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonVLIWPacketizer.cpp?rev=154616&view=auto
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/HexagonVLIWPacketizer.cpp (added)
> +++ llvm/trunk/lib/Target/Hexagon/HexagonVLIWPacketizer.cpp Thu Apr 12
> 16:06:38 2012
> @@ -0,0 +1,3654 @@
> +//===----- HexagonPacketizer.cpp - vliw packetizer
> ---------------------===//
> +//
> +//                     The LLVM Compiler Infrastructure
> +//
> +// This file is distributed under the University of Illinois Open Source
> +// License. See LICENSE.TXT for details.
> +//
>
> +//===----------------------------------------------------------------------===//
> +//
> +// This implements a simple VLIW packetizer using DFA. The packetizer
> works on
> +// machine basic blocks. For each instruction I in BB, the packetizer
> consults
> +// the DFA to see if machine resources are available to execute I. If so,
> the
> +// packetizer checks if I depends on any instruction J in the current
> packet.
> +// If no dependency is found, I is added to current packet and machine
> resource
> +// is marked as taken. If any dependency is found, a target API call is
> made to
> +// prune the dependence.
> +//
>
> +//===----------------------------------------------------------------------===//
> +#define DEBUG_TYPE "packets"
> +#include "llvm/CodeGen/DFAPacketizer.h"
> +#include "llvm/CodeGen/Passes.h"
> +#include "llvm/CodeGen/MachineDominators.h"
> +#include "llvm/CodeGen/MachineFunctionPass.h"
> +#include "llvm/CodeGen/MachineLoopInfo.h"
> +#include "llvm/CodeGen/ScheduleDAG.h"
> +#include "llvm/CodeGen/ScheduleDAGInstrs.h"
> +#include "llvm/CodeGen/LatencyPriorityQueue.h"
> +#include "llvm/CodeGen/SchedulerRegistry.h"
> +#include "llvm/CodeGen/MachineFrameInfo.h"
> +#include "llvm/CodeGen/MachineInstrBuilder.h"
> +#include "llvm/CodeGen/MachineRegisterInfo.h"
> +#include "llvm/CodeGen/MachineFunctionAnalysis.h"
> +#include "llvm/CodeGen/ScheduleHazardRecognizer.h"
> +#include "llvm/Target/TargetMachine.h"
> +#include "llvm/Target/TargetInstrInfo.h"
> +#include "llvm/Target/TargetRegisterInfo.h"
> +#include "llvm/ADT/DenseMap.h"
> +#include "llvm/ADT/Statistic.h"
> +#include "llvm/Support/MathExtras.h"
> +#include "llvm/MC/MCInstrItineraries.h"
> +#include "llvm/Support/Compiler.h"
> +#include "llvm/Support/CommandLine.h"
> +#include "llvm/Support/Debug.h"
> +#include "Hexagon.h"
> +#include "HexagonTargetMachine.h"
> +#include "HexagonRegisterInfo.h"
> +#include "HexagonSubtarget.h"
> +#include "HexagonMachineFunctionInfo.h"
> +
> +#include <map>
> +
> +using namespace llvm;
> +
> +namespace {
> +  class HexagonPacketizer : public MachineFunctionPass {
> +
> +  public:
> +    static char ID;
> +    HexagonPacketizer() : MachineFunctionPass(ID) {}
> +
> +    void getAnalysisUsage(AnalysisUsage &AU) const {
> +      AU.setPreservesCFG();
> +      AU.addRequired<MachineDominatorTree>();
> +      AU.addPreserved<MachineDominatorTree>();
> +      AU.addRequired<MachineLoopInfo>();
> +      AU.addPreserved<MachineLoopInfo>();
> +      MachineFunctionPass::getAnalysisUsage(AU);
> +    }
> +
> +    const char *getPassName() const {
> +      return "Hexagon Packetizer";
> +    }
> +
> +    bool runOnMachineFunction(MachineFunction &Fn);
> +  };
> +  char HexagonPacketizer::ID = 0;
> +
> +  class HexagonPacketizerList : public VLIWPacketizerList {
> +
> +  private:
> +
> +    // Has the instruction been promoted to a dot-new instruction.
> +    bool PromotedToDotNew;
> +
> +    // Has the instruction been glued to allocframe.
> +    bool GlueAllocframeStore;
> +
> +    // Has the feeder instruction been glued to new value jump.
> +    bool GlueToNewValueJump;
> +
> +    // Check if there is a dependence between some instruction already in
> this
> +    // packet and this instruction.
> +    bool Dependence;
> +
> +    // Only check for dependence if there are resources available to
> +    // schedule this instruction.
> +    bool FoundSequentialDependence;
> +
> +  public:
> +    // Ctor.
> +    HexagonPacketizerList(MachineFunction &MF, MachineLoopInfo &MLI,
> +                          MachineDominatorTree &MDT);
> +
> +    // initPacketizerState - initialize some internal flags.
> +    void initPacketizerState(void);
> +
> +    // ignorePseudoInstruction - Ignore bundling of pseudo instructions.
> +    bool ignorePseudoInstruction(MachineInstr *MI, MachineBasicBlock
> *MBB);
> +
> +    // isSoloInstruction - return true if instruction MI can not be
> packetized
> +    // with any other instruction, which means that MI itself is a packet.
> +    bool isSoloInstruction(MachineInstr *MI);
> +
> +    // isLegalToPacketizeTogether - Is it legal to packetize SUI and SUJ
> +    // together.
> +    bool isLegalToPacketizeTogether(SUnit *SUI, SUnit *SUJ);
> +
> +    // isLegalToPruneDependencies - Is it legal to prune dependece
> between SUI
> +    // and SUJ.
> +    bool isLegalToPruneDependencies(SUnit *SUI, SUnit *SUJ);
> +
> +    MachineBasicBlock::iterator addToPacket(MachineInstr *MI);
> +  private:
> +    bool IsCallDependent(MachineInstr* MI, SDep::Kind DepType, unsigned
> DepReg);
> +    bool PromoteToDotNew(MachineInstr* MI, SDep::Kind DepType,
> +                    MachineBasicBlock::iterator &MII,
> +                    const TargetRegisterClass* RC);
> +    bool CanPromoteToDotNew(MachineInstr* MI, SUnit* PacketSU,
> +                    unsigned DepReg,
> +                    std::map <MachineInstr*, SUnit*> MIToSUnit,
> +                    MachineBasicBlock::iterator &MII,
> +                    const TargetRegisterClass* RC);
> +    bool CanPromoteToNewValue(MachineInstr* MI, SUnit* PacketSU,
> +                    unsigned DepReg,
> +                    std::map <MachineInstr*, SUnit*> MIToSUnit,
> +                    MachineBasicBlock::iterator &MII);
> +    bool CanPromoteToNewValueStore(MachineInstr* MI, MachineInstr*
> PacketMI,
> +                    unsigned DepReg,
> +                    std::map <MachineInstr*, SUnit*> MIToSUnit);
> +    bool DemoteToDotOld(MachineInstr* MI);
> +    bool ArePredicatesComplements(MachineInstr* MI1, MachineInstr* MI2,
> +                    std::map <MachineInstr*, SUnit*> MIToSUnit);
> +    bool RestrictingDepExistInPacket(MachineInstr*,
> +                    unsigned, std::map <MachineInstr*, SUnit*>);
> +    bool isNewifiable(MachineInstr* MI);
> +    bool isCondInst(MachineInstr* MI);
> +    bool IsNewifyStore (MachineInstr* MI);
> +    bool tryAllocateResourcesForConstExt(MachineInstr* MI);
> +    bool canReserveResourcesForConstExt(MachineInstr *MI);
> +    void reserveResourcesForConstExt(MachineInstr* MI);
> +    bool isNewValueInst(MachineInstr* MI);
> +    bool isDotNewInst(MachineInstr* MI);
> +  };
> +}
> +
> +// HexagonPacketizerList Ctor.
> +HexagonPacketizerList::HexagonPacketizerList(
> +  MachineFunction &MF, MachineLoopInfo &MLI,MachineDominatorTree &MDT)
> +  : VLIWPacketizerList(MF, MLI, MDT, true){
> +}
> +
> +bool HexagonPacketizer::runOnMachineFunction(MachineFunction &Fn) {
> +  const TargetInstrInfo *TII = Fn.getTarget().getInstrInfo();
> +  MachineLoopInfo &MLI = getAnalysis<MachineLoopInfo>();
> +  MachineDominatorTree &MDT = getAnalysis<MachineDominatorTree>();
> +
> +  // Instantiate the packetizer.
> +  HexagonPacketizerList Packetizer(Fn, MLI, MDT);
> +
> +  // DFA state table should not be empty.
> +  assert(Packetizer.getResourceTracker() && "Empty DFA table!");
> +
> +  //
> +  // Loop over all basic blocks and remove KILL pseudo-instructions
> +  // These instructions confuse the dependence analysis. Consider:
> +  // D0 = ...   (Insn 0)
> +  // R0 = KILL R0, D0 (Insn 1)
> +  // R0 = ... (Insn 2)
> +  // Here, Insn 1 will result in the dependence graph not emitting an
> output
> +  // dependence between Insn 0 and Insn 2. This can lead to incorrect
> +  // packetization
> +  //
> +  for (MachineFunction::iterator MBB = Fn.begin(), MBBe = Fn.end();
> +       MBB != MBBe; ++MBB) {
> +    MachineBasicBlock::iterator End = MBB->end();
> +    MachineBasicBlock::iterator MI = MBB->begin();
> +    while (MI != End) {
> +      if (MI->isKill()) {
> +        MachineBasicBlock::iterator DeleteMI = MI;
> +        ++MI;
> +        MBB->erase(DeleteMI);
> +        End = MBB->end();
> +        continue;
> +      }
> +      ++MI;
> +    }
> +  }
> +
> +  // Loop over all of the basic blocks.
> +  for (MachineFunction::iterator MBB = Fn.begin(), MBBe = Fn.end();
> +       MBB != MBBe; ++MBB) {
> +    // Find scheduling regions and schedule / packetize each region.
> +    unsigned RemainingCount = MBB->size();
> +    for(MachineBasicBlock::iterator RegionEnd = MBB->end();
> +        RegionEnd != MBB->begin();) {
> +      // The next region starts above the previous region. Look backward
> in the
> +      // instruction stream until we find the nearest boundary.
> +      MachineBasicBlock::iterator I = RegionEnd;
> +      for(;I != MBB->begin(); --I, --RemainingCount) {
> +        if (TII->isSchedulingBoundary(llvm::prior(I), MBB, Fn))
> +          break;
> +      }
> +      I = MBB->begin();
> +
> +      // Skip empty scheduling regions.
> +      if (I == RegionEnd) {
> +        RegionEnd = llvm::prior(RegionEnd);
> +        --RemainingCount;
> +        continue;
> +      }
> +      // Skip regions with one instruction.
> +      if (I == llvm::prior(RegionEnd)) {
> +        RegionEnd = llvm::prior(RegionEnd);
> +        continue;
> +      }
> +
> +      Packetizer.PacketizeMIs(MBB, I, RegionEnd);
> +      RegionEnd = I;
> +    }
> +  }
> +
> +  return true;
> +}
> +
> +
> +static bool IsIndirectCall(MachineInstr* MI) {
> +  return ((MI->getOpcode() == Hexagon::CALLR) ||
> +          (MI->getOpcode() == Hexagon::CALLRv3));
> +}
> +
> +// Reserve resources for constant extender. Trigure an assertion if
> +// reservation fail.
> +void HexagonPacketizerList::reserveResourcesForConstExt(MachineInstr* MI)
> {
> +  const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +  MachineInstr *PseudoMI =
> MI->getParent()->getParent()->CreateMachineInstr(
> +                                  QII->get(Hexagon::IMMEXT),
> MI->getDebugLoc());
> +
> +  if (ResourceTracker->canReserveResources(PseudoMI)) {
> +    ResourceTracker->reserveResources(PseudoMI);
> +    MI->getParent()->getParent()->DeleteMachineInstr(PseudoMI);
> +  } else {
> +    MI->getParent()->getParent()->DeleteMachineInstr(PseudoMI);
> +    assert(0 && "can not reserve resources for constant extender.");
> +  }
> +  return;
> +}
> +
> +bool HexagonPacketizerList::canReserveResourcesForConstExt(MachineInstr
> *MI) {
> +  const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +  assert(QII->isExtended(MI) &&
> +         "Should only be called for constant extended instructions");
> +  MachineFunction *MF = MI->getParent()->getParent();
> +  MachineInstr *PseudoMI =
> MF->CreateMachineInstr(QII->get(Hexagon::IMMEXT),
> +                                                  MI->getDebugLoc());
> +  bool CanReserve = ResourceTracker->canReserveResources(PseudoMI);
> +  MF->DeleteMachineInstr(PseudoMI);
> +  return CanReserve;
> +}
> +
> +// Allocate resources (i.e. 4 bytes) for constant extender. If succeed,
> return
> +// true, otherwise, return false.
> +bool HexagonPacketizerList::tryAllocateResourcesForConstExt(MachineInstr*
> MI) {
> +  const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +  MachineInstr *PseudoMI =
> MI->getParent()->getParent()->CreateMachineInstr(
> +                                  QII->get(Hexagon::IMMEXT),
> MI->getDebugLoc());
> +
> +  if (ResourceTracker->canReserveResources(PseudoMI)) {
> +    ResourceTracker->reserveResources(PseudoMI);
> +    MI->getParent()->getParent()->DeleteMachineInstr(PseudoMI);
> +    return true;
> +  } else {
> +    MI->getParent()->getParent()->DeleteMachineInstr(PseudoMI);
> +    return false;
> +  }
> +}
> +
> +
> +bool HexagonPacketizerList::IsCallDependent(MachineInstr* MI,
> +                                          SDep::Kind DepType,
> +                                          unsigned DepReg) {
> +
> +  const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +  const HexagonRegisterInfo* QRI = (const HexagonRegisterInfo *)
> TM.getRegisterInfo();
> +
> +  // Check for lr dependence
> +  if (DepReg == QRI->getRARegister()) {
> +    return true;
> +  }
> +
> +  if (QII->isDeallocRet(MI)) {
> +    if (DepReg == QRI->getFrameRegister() ||
> +        DepReg == QRI->getStackRegister())
> +      return true;
> +  }
> +
> +  // Check if this is a predicate dependence
> +  const TargetRegisterClass* RC = QRI->getMinimalPhysRegClass(DepReg);
> +  if (RC == Hexagon::PredRegsRegisterClass) {
> +    return true;
> +  }
> +
> +  //
> +  // Lastly check for an operand used in an indirect call
> +  // If we had an attribute for checking if an instruction is an indirect
> call,
> +  // then we could have avoided this relatively brittle implementation of
> +  // IsIndirectCall()
> +  //
> +  // Assumes that the first operand of the CALLr is the function address
> +  //
> +  if (IsIndirectCall(MI) && (DepType == SDep::Data)) {
> +    MachineOperand MO = MI->getOperand(0);
> +    if (MO.isReg() && MO.isUse() && (MO.getReg() == DepReg)) {
> +      return true;
> +    }
> +  }
> +
> +  return false;
> +}
> +
> +static bool IsRegDependence(const SDep::Kind DepType) {
> +  return (DepType == SDep::Data || DepType == SDep::Anti ||
> +          DepType == SDep::Output);
> +}
> +
> +static bool IsDirectJump(MachineInstr* MI) {
> +  return (MI->getOpcode() == Hexagon::JMP);
> +}
> +
> +static bool IsSchedBarrier(MachineInstr* MI) {
> +  switch (MI->getOpcode()) {
> +  case Hexagon::BARRIER:
> +    return true;
> +  }
> +  return false;
> +}
> +
> +static bool IsControlFlow(MachineInstr* MI) {
> +  return (MI->getDesc().isTerminator() || MI->getDesc().isCall());
> +}
> +
> +bool HexagonPacketizerList::isNewValueInst(MachineInstr* MI) {
> +  const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +  if (QII->isNewValueJump(MI))
> +    return true;
> +
> +  if (QII->isNewValueStore(MI))
> +    return true;
> +
> +  return false;
> +}
> +
> +// Function returns true if an instruction can be promoted to the
> new-value
> +// store. It will always return false for v2 and v3.
> +// It lists all the conditional and unconditional stores that can be
> promoted
> +// to the new-value stores.
> +
> +bool HexagonPacketizerList::IsNewifyStore (MachineInstr* MI) {
> +  const HexagonRegisterInfo* QRI = (const HexagonRegisterInfo *)
> TM.getRegisterInfo();
> +  switch (MI->getOpcode())
> +  {
> +    // store byte
> +    case Hexagon::STrib:
> +    case Hexagon::STrib_indexed:
> +    case Hexagon::STrib_indexed_shl_V4:
> +    case Hexagon::STrib_shl_V4:
> +    case Hexagon::STrib_GP_V4:
> +    case Hexagon::STb_GP_V4:
> +    case Hexagon::POST_STbri:
> +    case Hexagon::STrib_cPt:
> +    case Hexagon::STrib_cdnPt_V4:
> +    case Hexagon::STrib_cNotPt:
> +    case Hexagon::STrib_cdnNotPt_V4:
> +    case Hexagon::STrib_indexed_cPt:
> +    case Hexagon::STrib_indexed_cdnPt_V4:
> +    case Hexagon::STrib_indexed_cNotPt:
> +    case Hexagon::STrib_indexed_cdnNotPt_V4:
> +    case Hexagon::STrib_indexed_shl_cPt_V4:
> +    case Hexagon::STrib_indexed_shl_cdnPt_V4:
> +    case Hexagon::STrib_indexed_shl_cNotPt_V4:
> +    case Hexagon::STrib_indexed_shl_cdnNotPt_V4:
> +    case Hexagon::POST_STbri_cPt:
> +    case Hexagon::POST_STbri_cdnPt_V4:
> +    case Hexagon::POST_STbri_cNotPt:
> +    case Hexagon::POST_STbri_cdnNotPt_V4:
> +    case Hexagon::STb_GP_cPt_V4:
> +    case Hexagon::STb_GP_cNotPt_V4:
> +    case Hexagon::STb_GP_cdnPt_V4:
> +    case Hexagon::STb_GP_cdnNotPt_V4:
> +    case Hexagon::STrib_GP_cPt_V4:
> +    case Hexagon::STrib_GP_cNotPt_V4:
> +    case Hexagon::STrib_GP_cdnPt_V4:
> +    case Hexagon::STrib_GP_cdnNotPt_V4:
> +
> +    // store halfword
> +    case Hexagon::STrih:
> +    case Hexagon::STrih_indexed:
> +    case Hexagon::STrih_indexed_shl_V4:
> +    case Hexagon::STrih_shl_V4:
> +    case Hexagon::STrih_GP_V4:
> +    case Hexagon::STh_GP_V4:
> +    case Hexagon::POST_SThri:
> +    case Hexagon::STrih_cPt:
> +    case Hexagon::STrih_cdnPt_V4:
> +    case Hexagon::STrih_cNotPt:
> +    case Hexagon::STrih_cdnNotPt_V4:
> +    case Hexagon::STrih_indexed_cPt:
> +    case Hexagon::STrih_indexed_cdnPt_V4:
> +    case Hexagon::STrih_indexed_cNotPt:
> +    case Hexagon::STrih_indexed_cdnNotPt_V4:
> +    case Hexagon::STrih_indexed_shl_cPt_V4:
> +    case Hexagon::STrih_indexed_shl_cdnPt_V4:
> +    case Hexagon::STrih_indexed_shl_cNotPt_V4:
> +    case Hexagon::STrih_indexed_shl_cdnNotPt_V4:
> +    case Hexagon::POST_SThri_cPt:
> +    case Hexagon::POST_SThri_cdnPt_V4:
> +    case Hexagon::POST_SThri_cNotPt:
> +    case Hexagon::POST_SThri_cdnNotPt_V4:
> +    case Hexagon::STh_GP_cPt_V4:
> +    case Hexagon::STh_GP_cNotPt_V4:
> +    case Hexagon::STh_GP_cdnPt_V4:
> +    case Hexagon::STh_GP_cdnNotPt_V4:
> +    case Hexagon::STrih_GP_cPt_V4:
> +    case Hexagon::STrih_GP_cNotPt_V4:
> +    case Hexagon::STrih_GP_cdnPt_V4:
> +    case Hexagon::STrih_GP_cdnNotPt_V4:
> +
> +    // store word
> +    case Hexagon::STriw:
> +    case Hexagon::STriw_indexed:
> +    case Hexagon::STriw_indexed_shl_V4:
> +    case Hexagon::STriw_shl_V4:
> +    case Hexagon::STriw_GP_V4:
> +    case Hexagon::STw_GP_V4:
> +    case Hexagon::POST_STwri:
> +    case Hexagon::STriw_cPt:
> +    case Hexagon::STriw_cdnPt_V4:
> +    case Hexagon::STriw_cNotPt:
> +    case Hexagon::STriw_cdnNotPt_V4:
> +    case Hexagon::STriw_indexed_cPt:
> +    case Hexagon::STriw_indexed_cdnPt_V4:
> +    case Hexagon::STriw_indexed_cNotPt:
> +    case Hexagon::STriw_indexed_cdnNotPt_V4:
> +    case Hexagon::STriw_indexed_shl_cPt_V4:
> +    case Hexagon::STriw_indexed_shl_cdnPt_V4:
> +    case Hexagon::STriw_indexed_shl_cNotPt_V4:
> +    case Hexagon::STriw_indexed_shl_cdnNotPt_V4:
> +    case Hexagon::POST_STwri_cPt:
> +    case Hexagon::POST_STwri_cdnPt_V4:
> +    case Hexagon::POST_STwri_cNotPt:
> +    case Hexagon::POST_STwri_cdnNotPt_V4:
> +    case Hexagon::STw_GP_cPt_V4:
> +    case Hexagon::STw_GP_cNotPt_V4:
> +    case Hexagon::STw_GP_cdnPt_V4:
> +    case Hexagon::STw_GP_cdnNotPt_V4:
> +    case Hexagon::STriw_GP_cPt_V4:
> +    case Hexagon::STriw_GP_cNotPt_V4:
> +    case Hexagon::STriw_GP_cdnPt_V4:
> +    case Hexagon::STriw_GP_cdnNotPt_V4:
> +        return QRI->Subtarget.hasV4TOps();
> +  }
> +  return false;
> +}
> +
> +static bool IsLoopN(MachineInstr *MI) {
> +  return (MI->getOpcode() == Hexagon::LOOP0_i ||
> +          MI->getOpcode() == Hexagon::LOOP0_r);
> +}
> +
> +/// DoesModifyCalleeSavedReg - Returns true if the instruction modifies a
> +/// callee-saved register.
> +static bool DoesModifyCalleeSavedReg(MachineInstr *MI,
> +                                     const TargetRegisterInfo *TRI) {
> +  for (const uint16_t *CSR = TRI->getCalleeSavedRegs(); *CSR; ++CSR) {
> +    unsigned CalleeSavedReg = *CSR;
> +    if (MI->modifiesRegister(CalleeSavedReg, TRI))
> +      return true;
> +  }
> +  return false;
> +}
> +
> +// Return the new value instruction for a given store.
> +static int GetDotNewOp(const int opc) {
> +  switch (opc) {
> +
> +  // store new value byte
> +  case Hexagon::STrib:
> +    return Hexagon::STrib_nv_V4;
> +
> +  case Hexagon::STrib_indexed:
> +    return Hexagon::STrib_indexed_nv_V4;
> +
> +  case Hexagon::STrib_indexed_shl_V4:
> +    return Hexagon::STrib_indexed_shl_nv_V4;
> +
> +  case Hexagon::STrib_shl_V4:
> +    return Hexagon::STrib_shl_nv_V4;
> +
> +  case Hexagon::STrib_GP_V4:
> +    return Hexagon::STrib_GP_nv_V4;
> +
> +  case Hexagon::STb_GP_V4:
> +    return Hexagon::STb_GP_nv_V4;
> +
> +  case Hexagon::POST_STbri:
> +    return Hexagon::POST_STbri_nv_V4;
> +
> +  case Hexagon::STrib_cPt:
> +    return Hexagon::STrib_cPt_nv_V4;
> +
> +  case Hexagon::STrib_cdnPt_V4:
> +    return Hexagon::STrib_cdnPt_nv_V4;
> +
> +  case Hexagon::STrib_cNotPt:
> +    return Hexagon::STrib_cNotPt_nv_V4;
> +
> +  case Hexagon::STrib_cdnNotPt_V4:
> +    return Hexagon::STrib_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STrib_indexed_cPt:
> +    return Hexagon::STrib_indexed_cPt_nv_V4;
> +
> +  case Hexagon::STrib_indexed_cdnPt_V4:
> +    return Hexagon::STrib_indexed_cdnPt_nv_V4;
> +
> +  case Hexagon::STrib_indexed_cNotPt:
> +    return Hexagon::STrib_indexed_cNotPt_nv_V4;
> +
> +  case Hexagon::STrib_indexed_cdnNotPt_V4:
> +    return Hexagon::STrib_indexed_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STrib_indexed_shl_cPt_V4:
> +    return Hexagon::STrib_indexed_shl_cPt_nv_V4;
> +
> +  case Hexagon::STrib_indexed_shl_cdnPt_V4:
> +    return Hexagon::STrib_indexed_shl_cdnPt_nv_V4;
> +
> +  case Hexagon::STrib_indexed_shl_cNotPt_V4:
> +    return Hexagon::STrib_indexed_shl_cNotPt_nv_V4;
> +
> +  case Hexagon::STrib_indexed_shl_cdnNotPt_V4:
> +    return Hexagon::STrib_indexed_shl_cdnNotPt_nv_V4;
> +
> +  case Hexagon::POST_STbri_cPt:
> +    return Hexagon::POST_STbri_cPt_nv_V4;
> +
> +  case Hexagon::POST_STbri_cdnPt_V4:
> +    return Hexagon::POST_STbri_cdnPt_nv_V4;
> +
> +  case Hexagon::POST_STbri_cNotPt:
> +    return Hexagon::POST_STbri_cNotPt_nv_V4;
> +
> +  case Hexagon::POST_STbri_cdnNotPt_V4:
> +    return Hexagon::POST_STbri_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STb_GP_cPt_V4:
> +    return Hexagon::STb_GP_cPt_nv_V4;
> +
> +  case Hexagon::STb_GP_cNotPt_V4:
> +    return Hexagon::STb_GP_cNotPt_nv_V4;
> +
> +  case Hexagon::STb_GP_cdnPt_V4:
> +    return Hexagon::STb_GP_cdnPt_nv_V4;
> +
> +  case Hexagon::STb_GP_cdnNotPt_V4:
> +    return Hexagon::STb_GP_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STrib_GP_cPt_V4:
> +    return Hexagon::STrib_GP_cPt_nv_V4;
> +
> +  case Hexagon::STrib_GP_cNotPt_V4:
> +    return Hexagon::STrib_GP_cNotPt_nv_V4;
> +
> +  case Hexagon::STrib_GP_cdnPt_V4:
> +    return Hexagon::STrib_GP_cdnPt_nv_V4;
> +
> +  case Hexagon::STrib_GP_cdnNotPt_V4:
> +    return Hexagon::STrib_GP_cdnNotPt_nv_V4;
> +
> +  // store new value halfword
> +  case Hexagon::STrih:
> +    return Hexagon::STrih_nv_V4;
> +
> +  case Hexagon::STrih_indexed:
> +    return Hexagon::STrih_indexed_nv_V4;
> +
> +  case Hexagon::STrih_indexed_shl_V4:
> +    return Hexagon::STrih_indexed_shl_nv_V4;
> +
> +  case Hexagon::STrih_shl_V4:
> +    return Hexagon::STrih_shl_nv_V4;
> +
> +  case Hexagon::STrih_GP_V4:
> +    return Hexagon::STrih_GP_nv_V4;
> +
> +  case Hexagon::STh_GP_V4:
> +    return Hexagon::STh_GP_nv_V4;
> +
> +  case Hexagon::POST_SThri:
> +    return Hexagon::POST_SThri_nv_V4;
> +
> +  case Hexagon::STrih_cPt:
> +    return Hexagon::STrih_cPt_nv_V4;
> +
> +  case Hexagon::STrih_cdnPt_V4:
> +    return Hexagon::STrih_cdnPt_nv_V4;
> +
> +  case Hexagon::STrih_cNotPt:
> +    return Hexagon::STrih_cNotPt_nv_V4;
> +
> +  case Hexagon::STrih_cdnNotPt_V4:
> +    return Hexagon::STrih_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STrih_indexed_cPt:
> +    return Hexagon::STrih_indexed_cPt_nv_V4;
> +
> +  case Hexagon::STrih_indexed_cdnPt_V4:
> +    return Hexagon::STrih_indexed_cdnPt_nv_V4;
> +
> +  case Hexagon::STrih_indexed_cNotPt:
> +    return Hexagon::STrih_indexed_cNotPt_nv_V4;
> +
> +  case Hexagon::STrih_indexed_cdnNotPt_V4:
> +    return Hexagon::STrih_indexed_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STrih_indexed_shl_cPt_V4:
> +    return Hexagon::STrih_indexed_shl_cPt_nv_V4;
> +
> +  case Hexagon::STrih_indexed_shl_cdnPt_V4:
> +    return Hexagon::STrih_indexed_shl_cdnPt_nv_V4;
> +
> +  case Hexagon::STrih_indexed_shl_cNotPt_V4:
> +    return Hexagon::STrih_indexed_shl_cNotPt_nv_V4;
> +
> +  case Hexagon::STrih_indexed_shl_cdnNotPt_V4:
> +    return Hexagon::STrih_indexed_shl_cdnNotPt_nv_V4;
> +
> +  case Hexagon::POST_SThri_cPt:
> +    return Hexagon::POST_SThri_cPt_nv_V4;
> +
> +  case Hexagon::POST_SThri_cdnPt_V4:
> +    return Hexagon::POST_SThri_cdnPt_nv_V4;
> +
> +  case Hexagon::POST_SThri_cNotPt:
> +    return Hexagon::POST_SThri_cNotPt_nv_V4;
> +
> +  case Hexagon::POST_SThri_cdnNotPt_V4:
> +    return Hexagon::POST_SThri_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STh_GP_cPt_V4:
> +    return Hexagon::STh_GP_cPt_nv_V4;
> +
> +  case Hexagon::STh_GP_cNotPt_V4:
> +    return Hexagon::STh_GP_cNotPt_nv_V4;
> +
> +  case Hexagon::STh_GP_cdnPt_V4:
> +    return Hexagon::STh_GP_cdnPt_nv_V4;
> +
> +  case Hexagon::STh_GP_cdnNotPt_V4:
> +    return Hexagon::STh_GP_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STrih_GP_cPt_V4:
> +    return Hexagon::STrih_GP_cPt_nv_V4;
> +
> +  case Hexagon::STrih_GP_cNotPt_V4:
> +    return Hexagon::STrih_GP_cNotPt_nv_V4;
> +
> +  case Hexagon::STrih_GP_cdnPt_V4:
> +    return Hexagon::STrih_GP_cdnPt_nv_V4;
> +
> +  case Hexagon::STrih_GP_cdnNotPt_V4:
> +    return Hexagon::STrih_GP_cdnNotPt_nv_V4;
> +
> +  // store new value word
> +  case Hexagon::STriw:
> +    return Hexagon::STriw_nv_V4;
> +
> +  case Hexagon::STriw_indexed:
> +    return Hexagon::STriw_indexed_nv_V4;
> +
> +  case Hexagon::STriw_indexed_shl_V4:
> +    return Hexagon::STriw_indexed_shl_nv_V4;
> +
> +  case Hexagon::STriw_shl_V4:
> +    return Hexagon::STriw_shl_nv_V4;
> +
> +  case Hexagon::STriw_GP_V4:
> +    return Hexagon::STriw_GP_nv_V4;
> +
> +  case Hexagon::STw_GP_V4:
> +    return Hexagon::STw_GP_nv_V4;
> +
> +  case Hexagon::POST_STwri:
> +    return Hexagon::POST_STwri_nv_V4;
> +
> +  case Hexagon::STriw_cPt:
> +    return Hexagon::STriw_cPt_nv_V4;
> +
> +  case Hexagon::STriw_cdnPt_V4:
> +    return Hexagon::STriw_cdnPt_nv_V4;
> +
> +  case Hexagon::STriw_cNotPt:
> +    return Hexagon::STriw_cNotPt_nv_V4;
> +
> +  case Hexagon::STriw_cdnNotPt_V4:
> +    return Hexagon::STriw_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STriw_indexed_cPt:
> +    return Hexagon::STriw_indexed_cPt_nv_V4;
> +
> +  case Hexagon::STriw_indexed_cdnPt_V4:
> +    return Hexagon::STriw_indexed_cdnPt_nv_V4;
> +
> +  case Hexagon::STriw_indexed_cNotPt:
> +    return Hexagon::STriw_indexed_cNotPt_nv_V4;
> +
> +  case Hexagon::STriw_indexed_cdnNotPt_V4:
> +    return Hexagon::STriw_indexed_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STriw_indexed_shl_cPt_V4:
> +    return Hexagon::STriw_indexed_shl_cPt_nv_V4;
> +
> +  case Hexagon::STriw_indexed_shl_cdnPt_V4:
> +    return Hexagon::STriw_indexed_shl_cdnPt_nv_V4;
> +
> +  case Hexagon::STriw_indexed_shl_cNotPt_V4:
> +    return Hexagon::STriw_indexed_shl_cNotPt_nv_V4;
> +
> +  case Hexagon::STriw_indexed_shl_cdnNotPt_V4:
> +    return Hexagon::STriw_indexed_shl_cdnNotPt_nv_V4;
> +
> +  case Hexagon::POST_STwri_cPt:
> +    return Hexagon::POST_STwri_cPt_nv_V4;
> +
> +  case Hexagon::POST_STwri_cdnPt_V4:
> +    return Hexagon::POST_STwri_cdnPt_nv_V4;
> +
> +  case Hexagon::POST_STwri_cNotPt:
> +    return Hexagon::POST_STwri_cNotPt_nv_V4;
> +
> +  case Hexagon::POST_STwri_cdnNotPt_V4:
> +    return Hexagon::POST_STwri_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STw_GP_cPt_V4:
> +    return Hexagon::STw_GP_cPt_nv_V4;
> +
> +  case Hexagon::STw_GP_cNotPt_V4:
> +    return Hexagon::STw_GP_cNotPt_nv_V4;
> +
> +  case Hexagon::STw_GP_cdnPt_V4:
> +    return Hexagon::STw_GP_cdnPt_nv_V4;
> +
> +  case Hexagon::STw_GP_cdnNotPt_V4:
> +    return Hexagon::STw_GP_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STriw_GP_cPt_V4:
> +    return Hexagon::STriw_GP_cPt_nv_V4;
> +
> +  case Hexagon::STriw_GP_cNotPt_V4:
> +    return Hexagon::STriw_GP_cNotPt_nv_V4;
> +
> +  case Hexagon::STriw_GP_cdnPt_V4:
> +    return Hexagon::STriw_GP_cdnPt_nv_V4;
> +
> +  case Hexagon::STriw_GP_cdnNotPt_V4:
> +    return Hexagon::STriw_GP_cdnNotPt_nv_V4;
> +
> +  default:
> +    assert(0 && "Unknown .new type");
> +  }
> +  return 0;
> +}
> +
> +// Return .new predicate version for an instruction
> +static int GetDotNewPredOp(const int opc) {
> +  switch (opc) {
> +  // Conditional stores
> +  // Store byte conditionally
> +  case Hexagon::STrib_cPt :
> +    return Hexagon::STrib_cdnPt_V4;
> +
> +  case Hexagon::STrib_cNotPt :
> +    return Hexagon::STrib_cdnNotPt_V4;
> +
> +  case Hexagon::STrib_indexed_cPt :
> +    return Hexagon::STrib_indexed_cdnPt_V4;
> +
> +  case Hexagon::STrib_indexed_cNotPt :
> +    return Hexagon::STrib_indexed_cdnNotPt_V4;
> +
> +  case Hexagon::STrib_imm_cPt_V4 :
> +    return Hexagon::STrib_imm_cdnPt_V4;
> +
> +  case Hexagon::STrib_imm_cNotPt_V4 :
> +    return Hexagon::STrib_imm_cdnNotPt_V4;
> +
> +  case Hexagon::POST_STbri_cPt :
> +    return Hexagon::POST_STbri_cdnPt_V4;
> +
> +  case Hexagon::POST_STbri_cNotPt :
> +    return Hexagon::POST_STbri_cdnNotPt_V4;
> +
> +  case Hexagon::STrib_indexed_shl_cPt_V4 :
> +    return Hexagon::STrib_indexed_shl_cdnPt_V4;
> +
> +  case Hexagon::STrib_indexed_shl_cNotPt_V4 :
> +    return Hexagon::STrib_indexed_shl_cdnNotPt_V4;
> +
> +  case Hexagon::STb_GP_cPt_V4 :
> +    return Hexagon::STb_GP_cdnPt_V4;
> +
> +  case Hexagon::STb_GP_cNotPt_V4 :
> +    return Hexagon::STb_GP_cdnNotPt_V4;
> +
> +  case Hexagon::STrib_GP_cPt_V4 :
> +    return Hexagon::STrib_GP_cdnPt_V4;
> +
> +  case Hexagon::STrib_GP_cNotPt_V4 :
> +    return Hexagon::STrib_GP_cdnNotPt_V4;
> +
> +  // Store doubleword conditionally
> +  case Hexagon::STrid_cPt :
> +    return Hexagon::STrid_cdnPt_V4;
> +
> +  case Hexagon::STrid_cNotPt :
> +    return Hexagon::STrid_cdnNotPt_V4;
> +
> +  case Hexagon::STrid_indexed_cPt :
> +    return Hexagon::STrid_indexed_cdnPt_V4;
> +
> +  case Hexagon::STrid_indexed_cNotPt :
> +    return Hexagon::STrid_indexed_cdnNotPt_V4;
> +
> +  case Hexagon::STrid_indexed_shl_cPt_V4 :
> +    return Hexagon::STrid_indexed_shl_cdnPt_V4;
> +
> +  case Hexagon::STrid_indexed_shl_cNotPt_V4 :
> +    return Hexagon::STrid_indexed_shl_cdnNotPt_V4;
> +
> +  case Hexagon::POST_STdri_cPt :
> +    return Hexagon::POST_STdri_cdnPt_V4;
> +
> +  case Hexagon::POST_STdri_cNotPt :
> +    return Hexagon::POST_STdri_cdnNotPt_V4;
> +
> +  case Hexagon::STd_GP_cPt_V4 :
> +    return Hexagon::STd_GP_cdnPt_V4;
> +
> +  case Hexagon::STd_GP_cNotPt_V4 :
> +    return Hexagon::STd_GP_cdnNotPt_V4;
> +
> +  case Hexagon::STrid_GP_cPt_V4 :
> +    return Hexagon::STrid_GP_cdnPt_V4;
> +
> +  case Hexagon::STrid_GP_cNotPt_V4 :
> +    return Hexagon::STrid_GP_cdnNotPt_V4;
> +
> +  // Store halfword conditionally
> +  case Hexagon::STrih_cPt :
> +    return Hexagon::STrih_cdnPt_V4;
> +
> +  case Hexagon::STrih_cNotPt :
> +    return Hexagon::STrih_cdnNotPt_V4;
> +
> +  case Hexagon::STrih_indexed_cPt :
> +    return Hexagon::STrih_indexed_cdnPt_V4;
> +
> +  case Hexagon::STrih_indexed_cNotPt :
> +    return Hexagon::STrih_indexed_cdnNotPt_V4;
> +
> +  case Hexagon::STrih_imm_cPt_V4 :
> +    return Hexagon::STrih_imm_cdnPt_V4;
> +
> +  case Hexagon::STrih_imm_cNotPt_V4 :
> +    return Hexagon::STrih_imm_cdnNotPt_V4;
> +
> +  case Hexagon::STrih_indexed_shl_cPt_V4 :
> +    return Hexagon::STrih_indexed_shl_cdnPt_V4;
> +
> +  case Hexagon::STrih_indexed_shl_cNotPt_V4 :
> +    return Hexagon::STrih_indexed_shl_cdnNotPt_V4;
> +
> +  case Hexagon::POST_SThri_cPt :
> +    return Hexagon::POST_SThri_cdnPt_V4;
> +
> +  case Hexagon::POST_SThri_cNotPt :
> +    return Hexagon::POST_SThri_cdnNotPt_V4;
> +
> +  case Hexagon::STh_GP_cPt_V4 :
> +    return Hexagon::STh_GP_cdnPt_V4;
> +
> +  case Hexagon::STh_GP_cNotPt_V4 :
> +    return Hexagon::STh_GP_cdnNotPt_V4;
> +
> +  case Hexagon::STrih_GP_cPt_V4 :
> +    return Hexagon::STrih_GP_cdnPt_V4;
> +
> +  case Hexagon::STrih_GP_cNotPt_V4 :
> +    return Hexagon::STrih_GP_cdnNotPt_V4;
> +
> +  // Store word conditionally
> +  case Hexagon::STriw_cPt :
> +    return Hexagon::STriw_cdnPt_V4;
> +
> +  case Hexagon::STriw_cNotPt :
> +    return Hexagon::STriw_cdnNotPt_V4;
> +
> +  case Hexagon::STriw_indexed_cPt :
> +    return Hexagon::STriw_indexed_cdnPt_V4;
> +
> +  case Hexagon::STriw_indexed_cNotPt :
> +    return Hexagon::STriw_indexed_cdnNotPt_V4;
> +
> +  case Hexagon::STriw_imm_cPt_V4 :
> +    return Hexagon::STriw_imm_cdnPt_V4;
> +
> +  case Hexagon::STriw_imm_cNotPt_V4 :
> +    return Hexagon::STriw_imm_cdnNotPt_V4;
> +
> +  case Hexagon::STriw_indexed_shl_cPt_V4 :
> +    return Hexagon::STriw_indexed_shl_cdnPt_V4;
> +
> +  case Hexagon::STriw_indexed_shl_cNotPt_V4 :
> +    return Hexagon::STriw_indexed_shl_cdnNotPt_V4;
> +
> +  case Hexagon::POST_STwri_cPt :
> +    return Hexagon::POST_STwri_cdnPt_V4;
> +
> +  case Hexagon::POST_STwri_cNotPt :
> +    return Hexagon::POST_STwri_cdnNotPt_V4;
> +
> +  case Hexagon::STw_GP_cPt_V4 :
> +    return Hexagon::STw_GP_cdnPt_V4;
> +
> +  case Hexagon::STw_GP_cNotPt_V4 :
> +    return Hexagon::STw_GP_cdnNotPt_V4;
> +
> +  case Hexagon::STriw_GP_cPt_V4 :
> +    return Hexagon::STriw_GP_cdnPt_V4;
> +
> +  case Hexagon::STriw_GP_cNotPt_V4 :
> +    return Hexagon::STriw_GP_cdnNotPt_V4;
> +
> +  // Condtional Jumps
> +  case Hexagon::JMP_c:
> +    return Hexagon::JMP_cdnPt;
> +
> +  case Hexagon::JMP_cNot:
> +    return Hexagon::JMP_cdnNotPt;
> +
> +  case Hexagon::JMPR_cPt:
> +    return Hexagon::JMPR_cdnPt_V3;
> +
> +  case Hexagon::JMPR_cNotPt:
> +    return Hexagon::JMPR_cdnNotPt_V3;
> +
> +  // Conditional Transfers
> +  case Hexagon::TFR_cPt:
> +    return Hexagon::TFR_cdnPt;
> +
> +  case Hexagon::TFR_cNotPt:
> +    return Hexagon::TFR_cdnNotPt;
> +
> +  case Hexagon::TFRI_cPt:
> +    return Hexagon::TFRI_cdnPt;
> +
> +  case Hexagon::TFRI_cNotPt:
> +    return Hexagon::TFRI_cdnNotPt;
> +
> +  // Load double word
> +  case Hexagon::LDrid_cPt :
> +    return Hexagon::LDrid_cdnPt;
> +
> +  case Hexagon::LDrid_cNotPt :
> +    return Hexagon::LDrid_cdnNotPt;
> +
> +  case Hexagon::LDrid_indexed_cPt :
> +    return Hexagon::LDrid_indexed_cdnPt;
> +
> +  case Hexagon::LDrid_indexed_cNotPt :
> +    return Hexagon::LDrid_indexed_cdnNotPt;
> +
> +  case Hexagon::POST_LDrid_cPt :
> +    return Hexagon::POST_LDrid_cdnPt_V4;
> +
> +  case Hexagon::POST_LDrid_cNotPt :
> +    return Hexagon::POST_LDrid_cdnNotPt_V4;
> +
> +  // Load word
> +  case Hexagon::LDriw_cPt :
> +    return Hexagon::LDriw_cdnPt;
> +
> +  case Hexagon::LDriw_cNotPt :
> +    return Hexagon::LDriw_cdnNotPt;
> +
> +  case Hexagon::LDriw_indexed_cPt :
> +    return Hexagon::LDriw_indexed_cdnPt;
> +
> +  case Hexagon::LDriw_indexed_cNotPt :
> +    return Hexagon::LDriw_indexed_cdnNotPt;
> +
> +  case Hexagon::POST_LDriw_cPt :
> +    return Hexagon::POST_LDriw_cdnPt_V4;
> +
> +  case Hexagon::POST_LDriw_cNotPt :
> +    return Hexagon::POST_LDriw_cdnNotPt_V4;
> +
> +  // Load halfword
> +  case Hexagon::LDrih_cPt :
> +    return Hexagon::LDrih_cdnPt;
> +
> +  case Hexagon::LDrih_cNotPt :
> +    return Hexagon::LDrih_cdnNotPt;
> +
> +  case Hexagon::LDrih_indexed_cPt :
> +    return Hexagon::LDrih_indexed_cdnPt;
> +
> +  case Hexagon::LDrih_indexed_cNotPt :
> +    return Hexagon::LDrih_indexed_cdnNotPt;
> +
> +  case Hexagon::POST_LDrih_cPt :
> +    return Hexagon::POST_LDrih_cdnPt_V4;
> +
> +  case Hexagon::POST_LDrih_cNotPt :
> +    return Hexagon::POST_LDrih_cdnNotPt_V4;
> +
> +  // Load byte
> +  case Hexagon::LDrib_cPt :
> +    return Hexagon::LDrib_cdnPt;
> +
> +  case Hexagon::LDrib_cNotPt :
> +    return Hexagon::LDrib_cdnNotPt;
> +
> +  case Hexagon::LDrib_indexed_cPt :
> +    return Hexagon::LDrib_indexed_cdnPt;
> +
> +  case Hexagon::LDrib_indexed_cNotPt :
> +    return Hexagon::LDrib_indexed_cdnNotPt;
> +
> +  case Hexagon::POST_LDrib_cPt :
> +    return Hexagon::POST_LDrib_cdnPt_V4;
> +
> +  case Hexagon::POST_LDrib_cNotPt :
> +    return Hexagon::POST_LDrib_cdnNotPt_V4;
> +
> +  // Load unsigned halfword
> +  case Hexagon::LDriuh_cPt :
> +    return Hexagon::LDriuh_cdnPt;
> +
> +  case Hexagon::LDriuh_cNotPt :
> +    return Hexagon::LDriuh_cdnNotPt;
> +
> +  case Hexagon::LDriuh_indexed_cPt :
> +    return Hexagon::LDriuh_indexed_cdnPt;
> +
> +  case Hexagon::LDriuh_indexed_cNotPt :
> +    return Hexagon::LDriuh_indexed_cdnNotPt;
> +
> +  case Hexagon::POST_LDriuh_cPt :
> +    return Hexagon::POST_LDriuh_cdnPt_V4;
> +
> +  case Hexagon::POST_LDriuh_cNotPt :
> +    return Hexagon::POST_LDriuh_cdnNotPt_V4;
> +
> +  // Load unsigned byte
> +  case Hexagon::LDriub_cPt :
> +    return Hexagon::LDriub_cdnPt;
> +
> +  case Hexagon::LDriub_cNotPt :
> +    return Hexagon::LDriub_cdnNotPt;
> +
> +  case Hexagon::LDriub_indexed_cPt :
> +    return Hexagon::LDriub_indexed_cdnPt;
> +
> +  case Hexagon::LDriub_indexed_cNotPt :
> +    return Hexagon::LDriub_indexed_cdnNotPt;
> +
> +  case Hexagon::POST_LDriub_cPt :
> +    return Hexagon::POST_LDriub_cdnPt_V4;
> +
> +  case Hexagon::POST_LDriub_cNotPt :
> +    return Hexagon::POST_LDriub_cdnNotPt_V4;
> +
> +  // V4 indexed+scaled load
> +
> +  case Hexagon::LDrid_indexed_cPt_V4 :
> +    return Hexagon::LDrid_indexed_cdnPt_V4;
> +
> +  case Hexagon::LDrid_indexed_cNotPt_V4 :
> +    return Hexagon::LDrid_indexed_cdnNotPt_V4;
> +
> +  case Hexagon::LDrid_indexed_shl_cPt_V4 :
> +    return Hexagon::LDrid_indexed_shl_cdnPt_V4;
> +
> +  case Hexagon::LDrid_indexed_shl_cNotPt_V4 :
> +    return Hexagon::LDrid_indexed_shl_cdnNotPt_V4;
> +
> +  case Hexagon::LDrib_indexed_cPt_V4 :
> +    return Hexagon::LDrib_indexed_cdnPt_V4;
> +
> +  case Hexagon::LDrib_indexed_cNotPt_V4 :
> +    return Hexagon::LDrib_indexed_cdnNotPt_V4;
> +
> +  case Hexagon::LDrib_indexed_shl_cPt_V4 :
> +    return Hexagon::LDrib_indexed_shl_cdnPt_V4;
> +
> +  case Hexagon::LDrib_indexed_shl_cNotPt_V4 :
> +    return Hexagon::LDrib_indexed_shl_cdnNotPt_V4;
> +
> +  case Hexagon::LDriub_indexed_cPt_V4 :
> +    return Hexagon::LDriub_indexed_cdnPt_V4;
> +
> +  case Hexagon::LDriub_indexed_cNotPt_V4 :
> +    return Hexagon::LDriub_indexed_cdnNotPt_V4;
> +
> +  case Hexagon::LDriub_indexed_shl_cPt_V4 :
> +    return Hexagon::LDriub_indexed_shl_cdnPt_V4;
> +
> +  case Hexagon::LDriub_indexed_shl_cNotPt_V4 :
> +    return Hexagon::LDriub_indexed_shl_cdnNotPt_V4;
> +
> +  case Hexagon::LDrih_indexed_cPt_V4 :
> +    return Hexagon::LDrih_indexed_cdnPt_V4;
> +
> +  case Hexagon::LDrih_indexed_cNotPt_V4 :
> +    return Hexagon::LDrih_indexed_cdnNotPt_V4;
> +
> +  case Hexagon::LDrih_indexed_shl_cPt_V4 :
> +    return Hexagon::LDrih_indexed_shl_cdnPt_V4;
> +
> +  case Hexagon::LDrih_indexed_shl_cNotPt_V4 :
> +    return Hexagon::LDrih_indexed_shl_cdnNotPt_V4;
> +
> +  case Hexagon::LDriuh_indexed_cPt_V4 :
> +    return Hexagon::LDriuh_indexed_cdnPt_V4;
> +
> +  case Hexagon::LDriuh_indexed_cNotPt_V4 :
> +    return Hexagon::LDriuh_indexed_cdnNotPt_V4;
> +
> +  case Hexagon::LDriuh_indexed_shl_cPt_V4 :
> +    return Hexagon::LDriuh_indexed_shl_cdnPt_V4;
> +
> +  case Hexagon::LDriuh_indexed_shl_cNotPt_V4 :
> +    return Hexagon::LDriuh_indexed_shl_cdnNotPt_V4;
> +
> +  case Hexagon::LDriw_indexed_cPt_V4 :
> +    return Hexagon::LDriw_indexed_cdnPt_V4;
> +
> +  case Hexagon::LDriw_indexed_cNotPt_V4 :
> +    return Hexagon::LDriw_indexed_cdnNotPt_V4;
> +
> +  case Hexagon::LDriw_indexed_shl_cPt_V4 :
> +    return Hexagon::LDriw_indexed_shl_cdnPt_V4;
> +
> +  case Hexagon::LDriw_indexed_shl_cNotPt_V4 :
> +    return Hexagon::LDriw_indexed_shl_cdnNotPt_V4;
> +
> +  // V4 global address load
> +
> +  case Hexagon::LDd_GP_cPt_V4:
> +    return Hexagon::LDd_GP_cdnPt_V4;
> +
> +  case Hexagon::LDd_GP_cNotPt_V4:
> +    return Hexagon::LDd_GP_cdnNotPt_V4;
> +
> +  case Hexagon::LDb_GP_cPt_V4:
> +    return Hexagon::LDb_GP_cdnPt_V4;
> +
> +  case Hexagon::LDb_GP_cNotPt_V4:
> +    return Hexagon::LDb_GP_cdnNotPt_V4;
> +
> +  case Hexagon::LDub_GP_cPt_V4:
> +    return Hexagon::LDub_GP_cdnPt_V4;
> +
> +  case Hexagon::LDub_GP_cNotPt_V4:
> +    return Hexagon::LDub_GP_cdnNotPt_V4;
> +
> +  case Hexagon::LDh_GP_cPt_V4:
> +    return Hexagon::LDh_GP_cdnPt_V4;
> +
> +  case Hexagon::LDh_GP_cNotPt_V4:
> +    return Hexagon::LDh_GP_cdnNotPt_V4;
> +
> +  case Hexagon::LDuh_GP_cPt_V4:
> +    return Hexagon::LDuh_GP_cdnPt_V4;
> +
> +  case Hexagon::LDuh_GP_cNotPt_V4:
> +    return Hexagon::LDuh_GP_cdnNotPt_V4;
> +
> +  case Hexagon::LDw_GP_cPt_V4:
> +    return Hexagon::LDw_GP_cdnPt_V4;
> +
> +  case Hexagon::LDw_GP_cNotPt_V4:
> +    return Hexagon::LDw_GP_cdnNotPt_V4;
> +
> +  case Hexagon::LDrid_GP_cPt_V4:
> +    return Hexagon::LDrid_GP_cdnPt_V4;
> +
> +  case Hexagon::LDrid_GP_cNotPt_V4:
> +    return Hexagon::LDrid_GP_cdnNotPt_V4;
> +
> +  case Hexagon::LDrib_GP_cPt_V4:
> +    return Hexagon::LDrib_GP_cdnPt_V4;
> +
> +  case Hexagon::LDrib_GP_cNotPt_V4:
> +    return Hexagon::LDrib_GP_cdnNotPt_V4;
> +
> +  case Hexagon::LDriub_GP_cPt_V4:
> +    return Hexagon::LDriub_GP_cdnPt_V4;
> +
> +  case Hexagon::LDriub_GP_cNotPt_V4:
> +    return Hexagon::LDriub_GP_cdnNotPt_V4;
> +
> +  case Hexagon::LDrih_GP_cPt_V4:
> +    return Hexagon::LDrih_GP_cdnPt_V4;
> +
> +  case Hexagon::LDrih_GP_cNotPt_V4:
> +    return Hexagon::LDrih_GP_cdnNotPt_V4;
> +
> +  case Hexagon::LDriuh_GP_cPt_V4:
> +    return Hexagon::LDriuh_GP_cdnPt_V4;
> +
> +  case Hexagon::LDriuh_GP_cNotPt_V4:
> +    return Hexagon::LDriuh_GP_cdnNotPt_V4;
> +
> +  case Hexagon::LDriw_GP_cPt_V4:
> +    return Hexagon::LDriw_GP_cdnPt_V4;
> +
> +  case Hexagon::LDriw_GP_cNotPt_V4:
> +    return Hexagon::LDriw_GP_cdnNotPt_V4;
> +
> +  // Conditional store new-value byte
> +  case Hexagon::STrib_cPt_nv_V4 :
> +    return Hexagon::STrib_cdnPt_nv_V4;
> +  case Hexagon::STrib_cNotPt_nv_V4 :
> +    return Hexagon::STrib_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STrib_indexed_cPt_nv_V4 :
> +    return Hexagon::STrib_indexed_cdnPt_nv_V4;
> +  case Hexagon::STrib_indexed_cNotPt_nv_V4 :
> +    return Hexagon::STrib_indexed_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STrib_indexed_shl_cPt_nv_V4 :
> +    return Hexagon::STrib_indexed_shl_cdnPt_nv_V4;
> +  case Hexagon::STrib_indexed_shl_cNotPt_nv_V4 :
> +    return Hexagon::STrib_indexed_shl_cdnNotPt_nv_V4;
> +
> +  case Hexagon::POST_STbri_cPt_nv_V4 :
> +    return Hexagon::POST_STbri_cdnPt_nv_V4;
> +  case Hexagon::POST_STbri_cNotPt_nv_V4 :
> +    return Hexagon::POST_STbri_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STb_GP_cPt_nv_V4 :
> +    return Hexagon::STb_GP_cdnPt_nv_V4;
> +
> +  case Hexagon::STb_GP_cNotPt_nv_V4 :
> +    return Hexagon::STb_GP_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STrib_GP_cPt_nv_V4 :
> +    return Hexagon::STrib_GP_cdnPt_nv_V4;
> +
> +  case Hexagon::STrib_GP_cNotPt_nv_V4 :
> +    return Hexagon::STrib_GP_cdnNotPt_nv_V4;
> +
> +  // Conditional store new-value halfword
> +  case Hexagon::STrih_cPt_nv_V4 :
> +    return Hexagon::STrih_cdnPt_nv_V4;
> +  case Hexagon::STrih_cNotPt_nv_V4 :
> +    return Hexagon::STrih_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STrih_indexed_cPt_nv_V4 :
> +    return Hexagon::STrih_indexed_cdnPt_nv_V4;
> +  case Hexagon::STrih_indexed_cNotPt_nv_V4 :
> +    return Hexagon::STrih_indexed_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STrih_indexed_shl_cPt_nv_V4 :
> +    return Hexagon::STrih_indexed_shl_cdnPt_nv_V4;
> +  case Hexagon::STrih_indexed_shl_cNotPt_nv_V4 :
> +    return Hexagon::STrih_indexed_shl_cdnNotPt_nv_V4;
> +
> +  case Hexagon::POST_SThri_cPt_nv_V4 :
> +    return Hexagon::POST_SThri_cdnPt_nv_V4;
> +  case Hexagon::POST_SThri_cNotPt_nv_V4 :
> +    return Hexagon::POST_SThri_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STh_GP_cPt_nv_V4 :
> +    return Hexagon::STh_GP_cdnPt_nv_V4;
> +
> +  case Hexagon::STh_GP_cNotPt_nv_V4 :
> +    return Hexagon::STh_GP_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STrih_GP_cPt_nv_V4 :
> +    return Hexagon::STrih_GP_cdnPt_nv_V4;
> +
> +  case Hexagon::STrih_GP_cNotPt_nv_V4 :
> +    return Hexagon::STrih_GP_cdnNotPt_nv_V4;
> +
> +  // Conditional store new-value word
> +  case Hexagon::STriw_cPt_nv_V4 :
> +    return  Hexagon::STriw_cdnPt_nv_V4;
> +  case Hexagon::STriw_cNotPt_nv_V4 :
> +    return Hexagon::STriw_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STriw_indexed_cPt_nv_V4 :
> +    return Hexagon::STriw_indexed_cdnPt_nv_V4;
> +  case Hexagon::STriw_indexed_cNotPt_nv_V4 :
> +    return Hexagon::STriw_indexed_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STriw_indexed_shl_cPt_nv_V4 :
> +    return Hexagon::STriw_indexed_shl_cdnPt_nv_V4;
> +  case Hexagon::STriw_indexed_shl_cNotPt_nv_V4 :
> +    return Hexagon::STriw_indexed_shl_cdnNotPt_nv_V4;
> +
> +  case Hexagon::POST_STwri_cPt_nv_V4 :
> +    return Hexagon::POST_STwri_cdnPt_nv_V4;
> +  case Hexagon::POST_STwri_cNotPt_nv_V4:
> +    return Hexagon::POST_STwri_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STw_GP_cPt_nv_V4 :
> +    return Hexagon::STw_GP_cdnPt_nv_V4;
> +
> +  case Hexagon::STw_GP_cNotPt_nv_V4 :
> +    return Hexagon::STw_GP_cdnNotPt_nv_V4;
> +
> +  case Hexagon::STriw_GP_cPt_nv_V4 :
> +    return Hexagon::STriw_GP_cdnPt_nv_V4;
> +
> +  case Hexagon::STriw_GP_cNotPt_nv_V4 :
> +    return Hexagon::STriw_GP_cdnNotPt_nv_V4;
> +
> +  // Conditional add
> +  case Hexagon::ADD_ri_cPt :
> +    return Hexagon::ADD_ri_cdnPt;
> +  case Hexagon::ADD_ri_cNotPt :
> +    return Hexagon::ADD_ri_cdnNotPt;
> +
> +  case Hexagon::ADD_rr_cPt :
> +    return Hexagon::ADD_rr_cdnPt;
> +  case Hexagon::ADD_rr_cNotPt :
> +    return Hexagon::ADD_rr_cdnNotPt;
> +
> +  // Conditional logical Operations
> +  case Hexagon::XOR_rr_cPt :
> +    return Hexagon::XOR_rr_cdnPt;
> +  case Hexagon::XOR_rr_cNotPt :
> +    return Hexagon::XOR_rr_cdnNotPt;
> +
> +  case Hexagon::AND_rr_cPt :
> +    return Hexagon::AND_rr_cdnPt;
> +  case Hexagon::AND_rr_cNotPt :
> +    return Hexagon::AND_rr_cdnNotPt;
> +
> +  case Hexagon::OR_rr_cPt :
> +    return Hexagon::OR_rr_cdnPt;
> +  case Hexagon::OR_rr_cNotPt :
> +    return Hexagon::OR_rr_cdnNotPt;
> +
> +  // Conditional Subtract
> +  case Hexagon::SUB_rr_cPt :
> +    return Hexagon::SUB_rr_cdnPt;
> +  case Hexagon::SUB_rr_cNotPt :
> +    return Hexagon::SUB_rr_cdnNotPt;
> +
> +  // Conditional combine
> +  case Hexagon::COMBINE_rr_cPt :
> +    return Hexagon::COMBINE_rr_cdnPt;
> +  case Hexagon::COMBINE_rr_cNotPt :
> +    return Hexagon::COMBINE_rr_cdnNotPt;
> +
> +  case Hexagon::ASLH_cPt_V4 :
> +    return Hexagon::ASLH_cdnPt_V4;
> +  case Hexagon::ASLH_cNotPt_V4 :
> +    return Hexagon::ASLH_cdnNotPt_V4;
> +
> +  case Hexagon::ASRH_cPt_V4 :
> +    return Hexagon::ASRH_cdnPt_V4;
> +  case Hexagon::ASRH_cNotPt_V4 :
> +    return Hexagon::ASRH_cdnNotPt_V4;
> +
> +  case Hexagon::SXTB_cPt_V4 :
> +    return Hexagon::SXTB_cdnPt_V4;
> +  case Hexagon::SXTB_cNotPt_V4 :
> +    return Hexagon::SXTB_cdnNotPt_V4;
> +
> +  case Hexagon::SXTH_cPt_V4 :
> +    return Hexagon::SXTH_cdnPt_V4;
> +  case Hexagon::SXTH_cNotPt_V4 :
> +    return Hexagon::SXTH_cdnNotPt_V4;
> +
> +  case Hexagon::ZXTB_cPt_V4 :
> +    return Hexagon::ZXTB_cdnPt_V4;
> +  case Hexagon::ZXTB_cNotPt_V4 :
> +    return Hexagon::ZXTB_cdnNotPt_V4;
> +
> +  case Hexagon::ZXTH_cPt_V4 :
> +    return Hexagon::ZXTH_cdnPt_V4;
> +  case Hexagon::ZXTH_cNotPt_V4 :
> +    return Hexagon::ZXTH_cdnNotPt_V4;
> +
> +
> +  default:
> +    assert(0 && "Unknown .new type");
> +  }
> +  return 0;
> +}
> +
> +// Returns true if an instruction can be promoted to .new predicate
> +// or new-value store.
> +bool HexagonPacketizerList::isNewifiable(MachineInstr* MI) {
> +  if ( isCondInst(MI) || IsNewifyStore(MI))
> +    return true;
> +  else
> +    return false;
> +}
> +
> +bool HexagonPacketizerList::isCondInst (MachineInstr* MI) {
> +  const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +  const MCInstrDesc& TID = MI->getDesc();
> +                                    // bug 5670: until that is fixed,
> +                                    // this portion is disabled.
> +  if (   TID.isConditionalBranch()  // && !IsRegisterJump(MI)) ||
> +      || QII->isConditionalTransfer(MI)
> +      || QII->isConditionalALU32(MI)
> +      || QII->isConditionalLoad(MI)
> +      || QII->isConditionalStore(MI)) {
> +    return true;
> +  }
> +  return false;
> +}
> +
> +
> +// Promote an instructiont to its .new form.
> +// At this time, we have already made a call to CanPromoteToDotNew
> +// and made sure that it can *indeed* be promoted.
> +bool HexagonPacketizerList::PromoteToDotNew(MachineInstr* MI,
> +                        SDep::Kind DepType, MachineBasicBlock::iterator
> &MII,
> +                        const TargetRegisterClass* RC) {
> +
> +  assert (DepType == SDep::Data);
> +  const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +
> +  int NewOpcode;
> +  if (RC == Hexagon::PredRegsRegisterClass)
> +    NewOpcode = GetDotNewPredOp(MI->getOpcode());
> +  else
> +    NewOpcode = GetDotNewOp(MI->getOpcode());
> +  MI->setDesc(QII->get(NewOpcode));
> +
> +  return true;
> +}
> +
> +// Returns the most basic instruction for the .new predicated
> instructions and
> +// new-value stores.
> +// For example, all of the following instructions will be converted back
> to the
> +// same instruction:
> +// 1) if (p0.new) memw(R0+#0) = R1.new  --->
> +// 2) if (p0) memw(R0+#0)= R1.new      -------> if (p0) memw(R0+#0) = R1
> +// 3) if (p0.new) memw(R0+#0) = R1      --->
> +//
> +// To understand the translation of instruction 1 to its original form,
> consider
> +// a packet with 3 instructions.
> +// { p0 = cmp.eq(R0,R1)
> +//   if (p0.new) R2 = add(R3, R4)
> +//   R5 = add (R3, R1)
> +//   }
> +// if (p0) memw(R5+#0) = R2 <--- trying to include it in the previous
> packet
> +//
> +// This instruction can be part of the previous packet only if both p0
> and R2
> +// are promoted to .new values. This promotion happens in steps, first
> +// predicate register is promoted to .new and in the next iteration R2 is
> +// promoted. Therefore, in case of dependence check failure (due to R5)
> during
> +// next iteration, it should be converted back to its most basic form.
> +
> +static int GetDotOldOp(const int opc) {
> +  switch (opc) {
> +  case Hexagon::TFR_cdnPt:
> +    return Hexagon::TFR_cPt;
> +
> +  case Hexagon::TFR_cdnNotPt:
> +    return Hexagon::TFR_cNotPt;
> +
> +  case Hexagon::TFRI_cdnPt:
> +    return Hexagon::TFRI_cPt;
> +
> +  case Hexagon::TFRI_cdnNotPt:
> +    return Hexagon::TFRI_cNotPt;
> +
> +  case Hexagon::JMP_cdnPt:
> +    return Hexagon::JMP_c;
> +
> +  case Hexagon::JMP_cdnNotPt:
> +    return Hexagon::JMP_cNot;
> +
> +  case Hexagon::JMPR_cdnPt_V3:
> +    return Hexagon::JMPR_cPt;
> +
> +  case Hexagon::JMPR_cdnNotPt_V3:
> +    return Hexagon::JMPR_cNotPt;
> +
> +  // Load double word
> +
> +  case Hexagon::LDrid_cdnPt :
> +    return Hexagon::LDrid_cPt;
> +
> +  case Hexagon::LDrid_cdnNotPt :
> +    return Hexagon::LDrid_cNotPt;
> +
> +  case Hexagon::LDrid_indexed_cdnPt :
> +    return Hexagon::LDrid_indexed_cPt;
> +
> +  case Hexagon::LDrid_indexed_cdnNotPt :
> +    return Hexagon::LDrid_indexed_cNotPt;
> +
> +  case Hexagon::POST_LDrid_cdnPt_V4 :
> +    return Hexagon::POST_LDrid_cPt;
> +
> +  case Hexagon::POST_LDrid_cdnNotPt_V4 :
> +    return Hexagon::POST_LDrid_cNotPt;
> +
> +  // Load word
> +
> +  case Hexagon::LDriw_cdnPt :
> +    return Hexagon::LDriw_cPt;
> +
> +  case Hexagon::LDriw_cdnNotPt :
> +    return Hexagon::LDriw_cNotPt;
> +
> +  case Hexagon::LDriw_indexed_cdnPt :
> +    return Hexagon::LDriw_indexed_cPt;
> +
> +  case Hexagon::LDriw_indexed_cdnNotPt :
> +    return Hexagon::LDriw_indexed_cNotPt;
> +
> +  case Hexagon::POST_LDriw_cdnPt_V4 :
> +    return Hexagon::POST_LDriw_cPt;
> +
> +  case Hexagon::POST_LDriw_cdnNotPt_V4 :
> +    return Hexagon::POST_LDriw_cNotPt;
> +
> +  // Load half
> +
> +  case Hexagon::LDrih_cdnPt :
> +    return Hexagon::LDrih_cPt;
> +
> +  case Hexagon::LDrih_cdnNotPt :
> +    return Hexagon::LDrih_cNotPt;
> +
> +  case Hexagon::LDrih_indexed_cdnPt :
> +    return Hexagon::LDrih_indexed_cPt;
> +
> +  case Hexagon::LDrih_indexed_cdnNotPt :
> +    return Hexagon::LDrih_indexed_cNotPt;
> +
> +  case Hexagon::POST_LDrih_cdnPt_V4 :
> +    return Hexagon::POST_LDrih_cPt;
> +
> +  case Hexagon::POST_LDrih_cdnNotPt_V4 :
> +    return Hexagon::POST_LDrih_cNotPt;
> +
> +  // Load byte
> +
> +  case Hexagon::LDrib_cdnPt :
> +    return Hexagon::LDrib_cPt;
> +
> +  case Hexagon::LDrib_cdnNotPt :
> +    return Hexagon::LDrib_cNotPt;
> +
> +  case Hexagon::LDrib_indexed_cdnPt :
> +    return Hexagon::LDrib_indexed_cPt;
> +
> +  case Hexagon::LDrib_indexed_cdnNotPt :
> +    return Hexagon::LDrib_indexed_cNotPt;
> +
> +  case Hexagon::POST_LDrib_cdnPt_V4 :
> +    return Hexagon::POST_LDrib_cPt;
> +
> +  case Hexagon::POST_LDrib_cdnNotPt_V4 :
> +    return Hexagon::POST_LDrib_cNotPt;
> +
> +  // Load unsigned half
> +
> +  case Hexagon::LDriuh_cdnPt :
> +    return Hexagon::LDriuh_cPt;
> +
> +  case Hexagon::LDriuh_cdnNotPt :
> +    return Hexagon::LDriuh_cNotPt;
> +
> +  case Hexagon::LDriuh_indexed_cdnPt :
> +    return Hexagon::LDriuh_indexed_cPt;
> +
> +  case Hexagon::LDriuh_indexed_cdnNotPt :
> +    return Hexagon::LDriuh_indexed_cNotPt;
> +
> +  case Hexagon::POST_LDriuh_cdnPt_V4 :
> +    return Hexagon::POST_LDriuh_cPt;
> +
> +  case Hexagon::POST_LDriuh_cdnNotPt_V4 :
> +    return Hexagon::POST_LDriuh_cNotPt;
> +
> +  // Load unsigned byte
> +  case Hexagon::LDriub_cdnPt :
> +    return Hexagon::LDriub_cPt;
> +
> +  case Hexagon::LDriub_cdnNotPt :
> +    return Hexagon::LDriub_cNotPt;
> +
> +  case Hexagon::LDriub_indexed_cdnPt :
> +    return Hexagon::LDriub_indexed_cPt;
> +
> +  case Hexagon::LDriub_indexed_cdnNotPt :
> +    return Hexagon::LDriub_indexed_cNotPt;
> +
> +  case Hexagon::POST_LDriub_cdnPt_V4 :
> +    return Hexagon::POST_LDriub_cPt;
> +
> +  case Hexagon::POST_LDriub_cdnNotPt_V4 :
> +    return Hexagon::POST_LDriub_cNotPt;
> +
> +  // V4 indexed+scaled Load
> +
> +  case Hexagon::LDrid_indexed_cdnPt_V4 :
> +    return Hexagon::LDrid_indexed_cPt_V4;
> +
> +  case Hexagon::LDrid_indexed_cdnNotPt_V4 :
> +    return Hexagon::LDrid_indexed_cNotPt_V4;
> +
> +  case Hexagon::LDrid_indexed_shl_cdnPt_V4 :
> +    return Hexagon::LDrid_indexed_shl_cPt_V4;
> +
> +  case Hexagon::LDrid_indexed_shl_cdnNotPt_V4 :
> +    return Hexagon::LDrid_indexed_shl_cNotPt_V4;
> +
> +  case Hexagon::LDrib_indexed_cdnPt_V4 :
> +    return Hexagon::LDrib_indexed_cPt_V4;
> +
> +  case Hexagon::LDrib_indexed_cdnNotPt_V4 :
> +    return Hexagon::LDrib_indexed_cNotPt_V4;
> +
> +  case Hexagon::LDrib_indexed_shl_cdnPt_V4 :
> +    return Hexagon::LDrib_indexed_shl_cPt_V4;
> +
> +  case Hexagon::LDrib_indexed_shl_cdnNotPt_V4 :
> +    return Hexagon::LDrib_indexed_shl_cNotPt_V4;
> +
> +  case Hexagon::LDriub_indexed_cdnPt_V4 :
> +    return Hexagon::LDriub_indexed_cPt_V4;
> +
> +  case Hexagon::LDriub_indexed_cdnNotPt_V4 :
> +    return Hexagon::LDriub_indexed_cNotPt_V4;
> +
> +  case Hexagon::LDriub_indexed_shl_cdnPt_V4 :
> +    return Hexagon::LDriub_indexed_shl_cPt_V4;
> +
> +  case Hexagon::LDriub_indexed_shl_cdnNotPt_V4 :
> +    return Hexagon::LDriub_indexed_shl_cNotPt_V4;
> +
> +  case Hexagon::LDrih_indexed_cdnPt_V4 :
> +    return Hexagon::LDrih_indexed_cPt_V4;
> +
> +  case Hexagon::LDrih_indexed_cdnNotPt_V4 :
> +    return Hexagon::LDrih_indexed_cNotPt_V4;
> +
> +  case Hexagon::LDrih_indexed_shl_cdnPt_V4 :
> +    return Hexagon::LDrih_indexed_shl_cPt_V4;
> +
> +  case Hexagon::LDrih_indexed_shl_cdnNotPt_V4 :
> +    return Hexagon::LDrih_indexed_shl_cNotPt_V4;
> +
> +  case Hexagon::LDriuh_indexed_cdnPt_V4 :
> +    return Hexagon::LDriuh_indexed_cPt_V4;
> +
> +  case Hexagon::LDriuh_indexed_cdnNotPt_V4 :
> +    return Hexagon::LDriuh_indexed_cNotPt_V4;
> +
> +  case Hexagon::LDriuh_indexed_shl_cdnPt_V4 :
> +    return Hexagon::LDriuh_indexed_shl_cPt_V4;
> +
> +  case Hexagon::LDriuh_indexed_shl_cdnNotPt_V4 :
> +    return Hexagon::LDriuh_indexed_shl_cNotPt_V4;
> +
> +  case Hexagon::LDriw_indexed_cdnPt_V4 :
> +    return Hexagon::LDriw_indexed_cPt_V4;
> +
> +  case Hexagon::LDriw_indexed_cdnNotPt_V4 :
> +    return Hexagon::LDriw_indexed_cNotPt_V4;
> +
> +  case Hexagon::LDriw_indexed_shl_cdnPt_V4 :
> +    return Hexagon::LDriw_indexed_shl_cPt_V4;
> +
> +  case Hexagon::LDriw_indexed_shl_cdnNotPt_V4 :
> +    return Hexagon::LDriw_indexed_shl_cNotPt_V4;
> +
> +  // V4 global address load
> +
> +  case Hexagon::LDd_GP_cdnPt_V4:
> +    return Hexagon::LDd_GP_cPt_V4;
> +
> +  case Hexagon::LDd_GP_cdnNotPt_V4:
> +    return Hexagon::LDd_GP_cNotPt_V4;
> +
> +  case Hexagon::LDb_GP_cdnPt_V4:
> +    return Hexagon::LDb_GP_cPt_V4;
> +
> +  case Hexagon::LDb_GP_cdnNotPt_V4:
> +    return Hexagon::LDb_GP_cNotPt_V4;
> +
> +  case Hexagon::LDub_GP_cdnPt_V4:
> +    return Hexagon::LDub_GP_cPt_V4;
> +
> +  case Hexagon::LDub_GP_cdnNotPt_V4:
> +    return Hexagon::LDub_GP_cNotPt_V4;
> +
> +  case Hexagon::LDh_GP_cdnPt_V4:
> +    return Hexagon::LDh_GP_cPt_V4;
> +
> +  case Hexagon::LDh_GP_cdnNotPt_V4:
> +    return Hexagon::LDh_GP_cNotPt_V4;
> +
> +  case Hexagon::LDuh_GP_cdnPt_V4:
> +    return Hexagon::LDuh_GP_cPt_V4;
> +
> +  case Hexagon::LDuh_GP_cdnNotPt_V4:
> +    return Hexagon::LDuh_GP_cNotPt_V4;
> +
> +  case Hexagon::LDw_GP_cdnPt_V4:
> +    return Hexagon::LDw_GP_cPt_V4;
> +
> +  case Hexagon::LDw_GP_cdnNotPt_V4:
> +    return Hexagon::LDw_GP_cNotPt_V4;
> +
> +  case Hexagon::LDrid_GP_cdnPt_V4:
> +    return Hexagon::LDrid_GP_cPt_V4;
> +
> +  case Hexagon::LDrid_GP_cdnNotPt_V4:
> +    return Hexagon::LDrid_GP_cNotPt_V4;
> +
> +  case Hexagon::LDrib_GP_cdnPt_V4:
> +    return Hexagon::LDrib_GP_cPt_V4;
> +
> +  case Hexagon::LDrib_GP_cdnNotPt_V4:
> +    return Hexagon::LDrib_GP_cNotPt_V4;
> +
> +  case Hexagon::LDriub_GP_cdnPt_V4:
> +    return Hexagon::LDriub_GP_cPt_V4;
> +
> +  case Hexagon::LDriub_GP_cdnNotPt_V4:
> +    return Hexagon::LDriub_GP_cNotPt_V4;
> +
> +  case Hexagon::LDrih_GP_cdnPt_V4:
> +    return Hexagon::LDrih_GP_cPt_V4;
> +
> +  case Hexagon::LDrih_GP_cdnNotPt_V4:
> +    return Hexagon::LDrih_GP_cNotPt_V4;
> +
> +  case Hexagon::LDriuh_GP_cdnPt_V4:
> +    return Hexagon::LDriuh_GP_cPt_V4;
> +
> +  case Hexagon::LDriuh_GP_cdnNotPt_V4:
> +    return Hexagon::LDriuh_GP_cNotPt_V4;
> +
> +  case Hexagon::LDriw_GP_cdnPt_V4:
> +    return Hexagon::LDriw_GP_cPt_V4;
> +
> +  case Hexagon::LDriw_GP_cdnNotPt_V4:
> +    return Hexagon::LDriw_GP_cNotPt_V4;
> +
> +  // Conditional add
> +
> +  case Hexagon::ADD_ri_cdnPt :
> +    return Hexagon::ADD_ri_cPt;
> +  case Hexagon::ADD_ri_cdnNotPt :
> +    return Hexagon::ADD_ri_cNotPt;
> +
> +  case Hexagon::ADD_rr_cdnPt :
> +    return Hexagon::ADD_rr_cPt;
> +  case Hexagon::ADD_rr_cdnNotPt:
> +    return Hexagon::ADD_rr_cNotPt;
> +
> +  // Conditional logical Operations
> +
> +  case Hexagon::XOR_rr_cdnPt :
> +    return Hexagon::XOR_rr_cPt;
> +  case Hexagon::XOR_rr_cdnNotPt :
> +    return Hexagon::XOR_rr_cNotPt;
> +
> +  case Hexagon::AND_rr_cdnPt :
> +    return Hexagon::AND_rr_cPt;
> +  case Hexagon::AND_rr_cdnNotPt :
> +    return Hexagon::AND_rr_cNotPt;
> +
> +  case Hexagon::OR_rr_cdnPt :
> +    return Hexagon::OR_rr_cPt;
> +  case Hexagon::OR_rr_cdnNotPt :
> +    return Hexagon::OR_rr_cNotPt;
> +
> +  // Conditional Subtract
> +
> +  case Hexagon::SUB_rr_cdnPt :
> +    return Hexagon::SUB_rr_cPt;
> +  case Hexagon::SUB_rr_cdnNotPt :
> +    return Hexagon::SUB_rr_cNotPt;
> +
> +  // Conditional combine
> +
> +  case Hexagon::COMBINE_rr_cdnPt :
> +    return Hexagon::COMBINE_rr_cPt;
> +  case Hexagon::COMBINE_rr_cdnNotPt :
> +    return Hexagon::COMBINE_rr_cNotPt;
> +
> +// Conditional shift operations
> +
> +  case Hexagon::ASLH_cdnPt_V4 :
> +    return Hexagon::ASLH_cPt_V4;
> +  case Hexagon::ASLH_cdnNotPt_V4 :
> +    return Hexagon::ASLH_cNotPt_V4;
> +
> +  case Hexagon::ASRH_cdnPt_V4 :
> +    return Hexagon::ASRH_cPt_V4;
> +  case Hexagon::ASRH_cdnNotPt_V4 :
> +    return Hexagon::ASRH_cNotPt_V4;
> +
> +  case Hexagon::SXTB_cdnPt_V4 :
> +    return Hexagon::SXTB_cPt_V4;
> +  case Hexagon::SXTB_cdnNotPt_V4 :
> +    return Hexagon::SXTB_cNotPt_V4;
> +
> +  case Hexagon::SXTH_cdnPt_V4 :
> +    return Hexagon::SXTH_cPt_V4;
> +  case Hexagon::SXTH_cdnNotPt_V4 :
> +    return Hexagon::SXTH_cNotPt_V4;
> +
> +  case Hexagon::ZXTB_cdnPt_V4 :
> +    return Hexagon::ZXTB_cPt_V4;
> +  case Hexagon::ZXTB_cdnNotPt_V4 :
> +    return Hexagon::ZXTB_cNotPt_V4;
> +
> +  case Hexagon::ZXTH_cdnPt_V4 :
> +    return Hexagon::ZXTH_cPt_V4;
> +  case Hexagon::ZXTH_cdnNotPt_V4 :
> +    return Hexagon::ZXTH_cNotPt_V4;
> +
> +  // Store byte
> +
> +  case Hexagon::STrib_imm_cdnPt_V4 :
> +    return Hexagon::STrib_imm_cPt_V4;
> +
> +  case Hexagon::STrib_imm_cdnNotPt_V4 :
> +    return Hexagon::STrib_imm_cNotPt_V4;
> +
> +  case Hexagon::STrib_cdnPt_nv_V4 :
> +  case Hexagon::STrib_cPt_nv_V4 :
> +  case Hexagon::STrib_cdnPt_V4 :
> +    return Hexagon::STrib_cPt;
> +
> +  case Hexagon::STrib_cdnNotPt_nv_V4 :
> +  case Hexagon::STrib_cNotPt_nv_V4 :
> +  case Hexagon::STrib_cdnNotPt_V4 :
> +    return Hexagon::STrib_cNotPt;
> +
> +  case Hexagon::STrib_indexed_cdnPt_V4 :
> +  case Hexagon::STrib_indexed_cPt_nv_V4 :
> +  case Hexagon::STrib_indexed_cdnPt_nv_V4 :
> +    return Hexagon::STrib_indexed_cPt;
> +
> +  case Hexagon::STrib_indexed_cdnNotPt_V4 :
> +  case Hexagon::STrib_indexed_cNotPt_nv_V4 :
> +  case Hexagon::STrib_indexed_cdnNotPt_nv_V4 :
> +    return Hexagon::STrib_indexed_cNotPt;
> +
> +  case Hexagon::STrib_indexed_shl_cdnPt_nv_V4:
> +  case Hexagon::STrib_indexed_shl_cPt_nv_V4 :
> +  case Hexagon::STrib_indexed_shl_cdnPt_V4 :
> +    return Hexagon::STrib_indexed_shl_cPt_V4;
> +
> +  case Hexagon::STrib_indexed_shl_cdnNotPt_nv_V4:
> +  case Hexagon::STrib_indexed_shl_cNotPt_nv_V4 :
> +  case Hexagon::STrib_indexed_shl_cdnNotPt_V4 :
> +    return Hexagon::STrib_indexed_shl_cNotPt_V4;
> +
> +  case Hexagon::POST_STbri_cdnPt_nv_V4 :
> +  case Hexagon::POST_STbri_cPt_nv_V4 :
> +  case Hexagon::POST_STbri_cdnPt_V4 :
> +    return Hexagon::POST_STbri_cPt;
> +
> +  case Hexagon::POST_STbri_cdnNotPt_nv_V4 :
> +  case Hexagon::POST_STbri_cNotPt_nv_V4:
> +  case Hexagon::POST_STbri_cdnNotPt_V4 :
> +    return Hexagon::POST_STbri_cNotPt;
> +
> +  case Hexagon::STb_GP_cdnPt_nv_V4:
> +  case Hexagon::STb_GP_cdnPt_V4:
> +  case Hexagon::STb_GP_cPt_nv_V4:
> +    return Hexagon::STb_GP_cPt_V4;
> +
> +  case Hexagon::STb_GP_cdnNotPt_nv_V4:
> +  case Hexagon::STb_GP_cdnNotPt_V4:
> +  case Hexagon::STb_GP_cNotPt_nv_V4:
> +    return Hexagon::STb_GP_cNotPt_V4;
> +
> +  case Hexagon::STrib_GP_cdnPt_nv_V4:
> +  case Hexagon::STrib_GP_cdnPt_V4:
> +  case Hexagon::STrib_GP_cPt_nv_V4:
> +    return Hexagon::STrib_GP_cPt_V4;
> +
> +  case Hexagon::STrib_GP_cdnNotPt_nv_V4:
> +  case Hexagon::STrib_GP_cdnNotPt_V4:
> +  case Hexagon::STrib_GP_cNotPt_nv_V4:
> +    return Hexagon::STrib_GP_cNotPt_V4;
> +
> +  // Store new-value byte - unconditional
> +  case Hexagon::STrib_nv_V4:
> +    return Hexagon::STrib;
> +
> +  case Hexagon::STrib_indexed_nv_V4:
> +    return Hexagon::STrib_indexed;
> +
> +  case Hexagon::STrib_indexed_shl_nv_V4:
> +    return Hexagon::STrib_indexed_shl_V4;
> +
> +  case Hexagon::STrib_shl_nv_V4:
> +    return Hexagon::STrib_shl_V4;
> +
> +  case Hexagon::STrib_GP_nv_V4:
> +    return Hexagon::STrib_GP_V4;
> +
> +  case Hexagon::STb_GP_nv_V4:
> +    return Hexagon::STb_GP_V4;
> +
> +  case Hexagon::POST_STbri_nv_V4:
> +    return Hexagon::POST_STbri;
> +
> +  // Store halfword
> +  case Hexagon::STrih_imm_cdnPt_V4 :
> +    return Hexagon::STrih_imm_cPt_V4;
> +
> +  case Hexagon::STrih_imm_cdnNotPt_V4 :
> +    return Hexagon::STrih_imm_cNotPt_V4;
> +
> +  case Hexagon::STrih_cdnPt_nv_V4 :
> +  case Hexagon::STrih_cPt_nv_V4 :
> +  case Hexagon::STrih_cdnPt_V4 :
> +    return Hexagon::STrih_cPt;
> +
> +  case Hexagon::STrih_cdnNotPt_nv_V4 :
> +  case Hexagon::STrih_cNotPt_nv_V4 :
> +  case Hexagon::STrih_cdnNotPt_V4 :
> +    return Hexagon::STrih_cNotPt;
> +
> +  case Hexagon::STrih_indexed_cdnPt_nv_V4:
> +  case Hexagon::STrih_indexed_cPt_nv_V4 :
> +  case Hexagon::STrih_indexed_cdnPt_V4 :
> +    return Hexagon::STrih_indexed_cPt;
> +
> +  case Hexagon::STrih_indexed_cdnNotPt_nv_V4:
> +  case Hexagon::STrih_indexed_cNotPt_nv_V4 :
> +  case Hexagon::STrih_indexed_cdnNotPt_V4 :
> +    return Hexagon::STrih_indexed_cNotPt;
> +
> +  case Hexagon::STrih_indexed_shl_cdnPt_nv_V4 :
> +  case Hexagon::STrih_indexed_shl_cPt_nv_V4 :
> +  case Hexagon::STrih_indexed_shl_cdnPt_V4 :
> +    return Hexagon::STrih_indexed_shl_cPt_V4;
> +
> +  case Hexagon::STrih_indexed_shl_cdnNotPt_nv_V4 :
> +  case Hexagon::STrih_indexed_shl_cNotPt_nv_V4 :
> +  case Hexagon::STrih_indexed_shl_cdnNotPt_V4 :
> +    return Hexagon::STrih_indexed_shl_cNotPt_V4;
> +
> +  case Hexagon::POST_SThri_cdnPt_nv_V4 :
> +  case Hexagon::POST_SThri_cPt_nv_V4 :
> +  case Hexagon::POST_SThri_cdnPt_V4 :
> +    return Hexagon::POST_SThri_cPt;
> +
> +  case Hexagon::POST_SThri_cdnNotPt_nv_V4 :
> +  case Hexagon::POST_SThri_cNotPt_nv_V4 :
> +  case Hexagon::POST_SThri_cdnNotPt_V4 :
> +    return Hexagon::POST_SThri_cNotPt;
> +
> +  case Hexagon::STh_GP_cdnPt_nv_V4:
> +  case Hexagon::STh_GP_cdnPt_V4:
> +  case Hexagon::STh_GP_cPt_nv_V4:
> +    return Hexagon::STh_GP_cPt_V4;
> +
> +  case Hexagon::STh_GP_cdnNotPt_nv_V4:
> +  case Hexagon::STh_GP_cdnNotPt_V4:
> +  case Hexagon::STh_GP_cNotPt_nv_V4:
> +    return Hexagon::STh_GP_cNotPt_V4;
> +
> +  case Hexagon::STrih_GP_cdnPt_nv_V4:
> +  case Hexagon::STrih_GP_cdnPt_V4:
> +  case Hexagon::STrih_GP_cPt_nv_V4:
> +    return Hexagon::STrih_GP_cPt_V4;
> +
> +  case Hexagon::STrih_GP_cdnNotPt_nv_V4:
> +  case Hexagon::STrih_GP_cdnNotPt_V4:
> +  case Hexagon::STrih_GP_cNotPt_nv_V4:
> +    return Hexagon::STrih_GP_cNotPt_V4;
> +
> +  // Store new-value halfword - unconditional
> +
> +  case Hexagon::STrih_nv_V4:
> +    return Hexagon::STrih;
> +
> +  case Hexagon::STrih_indexed_nv_V4:
> +    return Hexagon::STrih_indexed;
> +
> +  case Hexagon::STrih_indexed_shl_nv_V4:
> +    return Hexagon::STrih_indexed_shl_V4;
> +
> +  case Hexagon::STrih_shl_nv_V4:
> +    return Hexagon::STrih_shl_V4;
> +
> +  case Hexagon::STrih_GP_nv_V4:
> +    return Hexagon::STrih_GP_V4;
> +
> +  case Hexagon::STh_GP_nv_V4:
> +    return Hexagon::STh_GP_V4;
> +
> +  case Hexagon::POST_SThri_nv_V4:
> +    return Hexagon::POST_SThri;
> +
> +   // Store word
> +
> +   case Hexagon::STriw_imm_cdnPt_V4 :
> +    return Hexagon::STriw_imm_cPt_V4;
> +
> +  case Hexagon::STriw_imm_cdnNotPt_V4 :
> +    return Hexagon::STriw_imm_cNotPt_V4;
> +
> +  case Hexagon::STriw_cdnPt_nv_V4 :
> +  case Hexagon::STriw_cPt_nv_V4 :
> +  case Hexagon::STriw_cdnPt_V4 :
> +    return Hexagon::STriw_cPt;
> +
> +  case Hexagon::STriw_cdnNotPt_nv_V4 :
> +  case Hexagon::STriw_cNotPt_nv_V4 :
> +  case Hexagon::STriw_cdnNotPt_V4 :
> +    return Hexagon::STriw_cNotPt;
> +
> +  case Hexagon::STriw_indexed_cdnPt_nv_V4 :
> +  case Hexagon::STriw_indexed_cPt_nv_V4 :
> +  case Hexagon::STriw_indexed_cdnPt_V4 :
> +    return Hexagon::STriw_indexed_cPt;
> +
> +  case Hexagon::STriw_indexed_cdnNotPt_nv_V4 :
> +  case Hexagon::STriw_indexed_cNotPt_nv_V4 :
> +  case Hexagon::STriw_indexed_cdnNotPt_V4 :
> +    return Hexagon::STriw_indexed_cNotPt;
> +
> +  case Hexagon::STriw_indexed_shl_cdnPt_nv_V4 :
> +  case Hexagon::STriw_indexed_shl_cPt_nv_V4 :
> +  case Hexagon::STriw_indexed_shl_cdnPt_V4 :
> +    return Hexagon::STriw_indexed_shl_cPt_V4;
> +
> +  case Hexagon::STriw_indexed_shl_cdnNotPt_nv_V4 :
> +  case Hexagon::STriw_indexed_shl_cNotPt_nv_V4 :
> +  case Hexagon::STriw_indexed_shl_cdnNotPt_V4 :
> +    return Hexagon::STriw_indexed_shl_cNotPt_V4;
> +
> +  case Hexagon::POST_STwri_cdnPt_nv_V4 :
> +  case Hexagon::POST_STwri_cPt_nv_V4 :
> +  case Hexagon::POST_STwri_cdnPt_V4 :
> +    return Hexagon::POST_STwri_cPt;
> +
> +  case Hexagon::POST_STwri_cdnNotPt_nv_V4 :
> +  case Hexagon::POST_STwri_cNotPt_nv_V4 :
> +  case Hexagon::POST_STwri_cdnNotPt_V4 :
> +    return Hexagon::POST_STwri_cNotPt;
> +
> +  case Hexagon::STw_GP_cdnPt_nv_V4:
> +  case Hexagon::STw_GP_cdnPt_V4:
> +  case Hexagon::STw_GP_cPt_nv_V4:
> +    return Hexagon::STw_GP_cPt_V4;
> +
> +  case Hexagon::STw_GP_cdnNotPt_nv_V4:
> +  case Hexagon::STw_GP_cdnNotPt_V4:
> +  case Hexagon::STw_GP_cNotPt_nv_V4:
> +    return Hexagon::STw_GP_cNotPt_V4;
> +
> +  case Hexagon::STriw_GP_cdnPt_nv_V4:
> +  case Hexagon::STriw_GP_cdnPt_V4:
> +  case Hexagon::STriw_GP_cPt_nv_V4:
> +    return Hexagon::STriw_GP_cPt_V4;
> +
> +  case Hexagon::STriw_GP_cdnNotPt_nv_V4:
> +  case Hexagon::STriw_GP_cdnNotPt_V4:
> +  case Hexagon::STriw_GP_cNotPt_nv_V4:
> +    return Hexagon::STriw_GP_cNotPt_V4;
> +
> +  // Store new-value word - unconditional
> +
> +  case Hexagon::STriw_nv_V4:
> +    return Hexagon::STriw;
> +
> +  case Hexagon::STriw_indexed_nv_V4:
> +    return Hexagon::STriw_indexed;
> +
> +  case Hexagon::STriw_indexed_shl_nv_V4:
> +    return Hexagon::STriw_indexed_shl_V4;
> +
> +  case Hexagon::STriw_shl_nv_V4:
> +    return Hexagon::STriw_shl_V4;
> +
> +  case Hexagon::STriw_GP_nv_V4:
> +    return Hexagon::STriw_GP_V4;
> +
> +  case Hexagon::STw_GP_nv_V4:
> +    return Hexagon::STw_GP_V4;
> +
> +  case Hexagon::POST_STwri_nv_V4:
> +    return Hexagon::POST_STwri;
> +
> + // Store doubleword
> +
> +  case Hexagon::STrid_cdnPt_V4 :
> +    return Hexagon::STrid_cPt;
> +
> +  case Hexagon::STrid_cdnNotPt_V4 :
> +    return Hexagon::STrid_cNotPt;
> +
> +  case Hexagon::STrid_indexed_cdnPt_V4 :
> +    return Hexagon::STrid_indexed_cPt;
> +
> +  case Hexagon::STrid_indexed_cdnNotPt_V4 :
> +    return Hexagon::STrid_indexed_cNotPt;
> +
> +  case Hexagon::STrid_indexed_shl_cdnPt_V4 :
> +    return Hexagon::STrid_indexed_shl_cPt_V4;
> +
> +  case Hexagon::STrid_indexed_shl_cdnNotPt_V4 :
> +    return Hexagon::STrid_indexed_shl_cNotPt_V4;
> +
> +  case Hexagon::POST_STdri_cdnPt_V4 :
> +    return Hexagon::POST_STdri_cPt;
> +
> +  case Hexagon::POST_STdri_cdnNotPt_V4 :
> +    return Hexagon::POST_STdri_cNotPt;
> +
> +  case Hexagon::STd_GP_cdnPt_V4 :
> +    return Hexagon::STd_GP_cPt_V4;
> +
> +  case Hexagon::STd_GP_cdnNotPt_V4 :
> +    return Hexagon::STd_GP_cNotPt_V4;
> +
> +  case Hexagon::STrid_GP_cdnPt_V4 :
> +    return Hexagon::STrid_GP_cPt_V4;
> +
> +  case Hexagon::STrid_GP_cdnNotPt_V4 :
> +    return Hexagon::STrid_GP_cNotPt_V4;
> +
> +  default:
> +    assert(0 && "Unknown .old type");
> +  }
> +  return 0;
> +}
> +
> +bool HexagonPacketizerList::DemoteToDotOld(MachineInstr* MI) {
> +  const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +  int NewOpcode = GetDotOldOp(MI->getOpcode());
> +  MI->setDesc(QII->get(NewOpcode));
> +  return true;
> +}
> +
> +// Returns true if an instruction is predicated on p0 and false if it's
> +// predicated on !p0.
> +
> +static bool GetPredicateSense(MachineInstr* MI,
> +                              const HexagonInstrInfo *QII) {
> +
> +  switch (MI->getOpcode()) {
> +  case Hexagon::TFR_cPt:
> +  case Hexagon::TFR_cdnPt:
> +  case Hexagon::TFRI_cPt:
> +  case Hexagon::TFRI_cdnPt:
> +  case Hexagon::STrib_cPt :
> +  case Hexagon::STrib_cdnPt_V4 :
> +  case Hexagon::STrib_indexed_cPt :
> +  case Hexagon::STrib_indexed_cdnPt_V4 :
> +  case Hexagon::STrib_indexed_shl_cPt_V4 :
> +  case Hexagon::STrib_indexed_shl_cdnPt_V4 :
> +  case Hexagon::POST_STbri_cPt :
> +  case Hexagon::POST_STbri_cdnPt_V4 :
> +  case Hexagon::STrih_cPt :
> +  case Hexagon::STrih_cdnPt_V4 :
> +  case Hexagon::STrih_indexed_cPt :
> +  case Hexagon::STrih_indexed_cdnPt_V4 :
> +  case Hexagon::STrih_indexed_shl_cPt_V4 :
> +  case Hexagon::STrih_indexed_shl_cdnPt_V4 :
> +  case Hexagon::POST_SThri_cPt :
> +  case Hexagon::POST_SThri_cdnPt_V4 :
> +  case Hexagon::STriw_cPt :
> +  case Hexagon::STriw_cdnPt_V4 :
> +  case Hexagon::STriw_indexed_cPt :
> +  case Hexagon::STriw_indexed_cdnPt_V4 :
> +  case Hexagon::STriw_indexed_shl_cPt_V4 :
> +  case Hexagon::STriw_indexed_shl_cdnPt_V4 :
> +  case Hexagon::POST_STwri_cPt :
> +  case Hexagon::POST_STwri_cdnPt_V4 :
> +  case Hexagon::STrib_imm_cPt_V4 :
> +  case Hexagon::STrib_imm_cdnPt_V4 :
> +  case Hexagon::STrid_cPt :
> +  case Hexagon::STrid_cdnPt_V4 :
> +  case Hexagon::STrid_indexed_cPt :
> +  case Hexagon::STrid_indexed_cdnPt_V4 :
> +  case Hexagon::STrid_indexed_shl_cPt_V4 :
> +  case Hexagon::STrid_indexed_shl_cdnPt_V4 :
> +  case Hexagon::POST_STdri_cPt :
> +  case Hexagon::POST_STdri_cdnPt_V4 :
> +  case Hexagon::STrih_imm_cPt_V4 :
> +  case Hexagon::STrih_imm_cdnPt_V4 :
> +  case Hexagon::STriw_imm_cPt_V4 :
> +  case Hexagon::STriw_imm_cdnPt_V4 :
> +  case Hexagon::JMP_cdnPt :
> +  case Hexagon::LDrid_cPt :
> +  case Hexagon::LDrid_cdnPt :
> +  case Hexagon::LDrid_indexed_cPt :
> +  case Hexagon::LDrid_indexed_cdnPt :
> +  case Hexagon::POST_LDrid_cPt :
> +  case Hexagon::POST_LDrid_cdnPt_V4 :
> +  case Hexagon::LDriw_cPt :
> +  case Hexagon::LDriw_cdnPt :
> +  case Hexagon::LDriw_indexed_cPt :
> +  case Hexagon::LDriw_indexed_cdnPt :
> +  case Hexagon::POST_LDriw_cPt :
> +  case Hexagon::POST_LDriw_cdnPt_V4 :
> +  case Hexagon::LDrih_cPt :
> +  case Hexagon::LDrih_cdnPt :
> +  case Hexagon::LDrih_indexed_cPt :
> +  case Hexagon::LDrih_indexed_cdnPt :
> +  case Hexagon::POST_LDrih_cPt :
> +  case Hexagon::POST_LDrih_cdnPt_V4 :
> +  case Hexagon::LDrib_cPt :
> +  case Hexagon::LDrib_cdnPt :
> +  case Hexagon::LDrib_indexed_cPt :
> +  case Hexagon::LDrib_indexed_cdnPt :
> +  case Hexagon::POST_LDrib_cPt :
> +  case Hexagon::POST_LDrib_cdnPt_V4 :
> +  case Hexagon::LDriuh_cPt :
> +  case Hexagon::LDriuh_cdnPt :
> +  case Hexagon::LDriuh_indexed_cPt :
> +  case Hexagon::LDriuh_indexed_cdnPt :
> +  case Hexagon::POST_LDriuh_cPt :
> +  case Hexagon::POST_LDriuh_cdnPt_V4 :
> +  case Hexagon::LDriub_cPt :
> +  case Hexagon::LDriub_cdnPt :
> +  case Hexagon::LDriub_indexed_cPt :
> +  case Hexagon::LDriub_indexed_cdnPt :
> +  case Hexagon::POST_LDriub_cPt :
> +  case Hexagon::POST_LDriub_cdnPt_V4 :
> +  case Hexagon::LDrid_indexed_cPt_V4 :
> +  case Hexagon::LDrid_indexed_cdnPt_V4 :
> +  case Hexagon::LDrid_indexed_shl_cPt_V4 :
> +  case Hexagon::LDrid_indexed_shl_cdnPt_V4 :
> +  case Hexagon::LDrib_indexed_cPt_V4 :
> +  case Hexagon::LDrib_indexed_cdnPt_V4 :
> +  case Hexagon::LDrib_indexed_shl_cPt_V4 :
> +  case Hexagon::LDrib_indexed_shl_cdnPt_V4 :
> +  case Hexagon::LDriub_indexed_cPt_V4 :
> +  case Hexagon::LDriub_indexed_cdnPt_V4 :
> +  case Hexagon::LDriub_indexed_shl_cPt_V4 :
> +  case Hexagon::LDriub_indexed_shl_cdnPt_V4 :
> +  case Hexagon::LDrih_indexed_cPt_V4 :
> +  case Hexagon::LDrih_indexed_cdnPt_V4 :
> +  case Hexagon::LDrih_indexed_shl_cPt_V4 :
> +  case Hexagon::LDrih_indexed_shl_cdnPt_V4 :
> +  case Hexagon::LDriuh_indexed_cPt_V4 :
> +  case Hexagon::LDriuh_indexed_cdnPt_V4 :
> +  case Hexagon::LDriuh_indexed_shl_cPt_V4 :
> +  case Hexagon::LDriuh_indexed_shl_cdnPt_V4 :
> +  case Hexagon::LDriw_indexed_cPt_V4 :
> +  case Hexagon::LDriw_indexed_cdnPt_V4 :
> +  case Hexagon::LDriw_indexed_shl_cPt_V4 :
> +  case Hexagon::LDriw_indexed_shl_cdnPt_V4 :
> +  case Hexagon::ADD_ri_cPt :
> +  case Hexagon::ADD_ri_cdnPt :
> +  case Hexagon::ADD_rr_cPt :
> +  case Hexagon::ADD_rr_cdnPt :
> +  case Hexagon::XOR_rr_cPt :
> +  case Hexagon::XOR_rr_cdnPt :
> +  case Hexagon::AND_rr_cPt :
> +  case Hexagon::AND_rr_cdnPt :
> +  case Hexagon::OR_rr_cPt :
> +  case Hexagon::OR_rr_cdnPt :
> +  case Hexagon::SUB_rr_cPt :
> +  case Hexagon::SUB_rr_cdnPt :
> +  case Hexagon::COMBINE_rr_cPt :
> +  case Hexagon::COMBINE_rr_cdnPt :
> +  case Hexagon::ASLH_cPt_V4 :
> +  case Hexagon::ASLH_cdnPt_V4 :
> +  case Hexagon::ASRH_cPt_V4 :
> +  case Hexagon::ASRH_cdnPt_V4 :
> +  case Hexagon::SXTB_cPt_V4 :
> +  case Hexagon::SXTB_cdnPt_V4 :
> +  case Hexagon::SXTH_cPt_V4 :
> +  case Hexagon::SXTH_cdnPt_V4 :
> +  case Hexagon::ZXTB_cPt_V4 :
> +  case Hexagon::ZXTB_cdnPt_V4 :
> +  case Hexagon::ZXTH_cPt_V4 :
> +  case Hexagon::ZXTH_cdnPt_V4 :
> +  case Hexagon::LDrid_GP_cPt_V4 :
> +  case Hexagon::LDrib_GP_cPt_V4 :
> +  case Hexagon::LDriub_GP_cPt_V4 :
> +  case Hexagon::LDrih_GP_cPt_V4 :
> +  case Hexagon::LDriuh_GP_cPt_V4 :
> +  case Hexagon::LDriw_GP_cPt_V4 :
> +  case Hexagon::LDd_GP_cPt_V4 :
> +  case Hexagon::LDb_GP_cPt_V4 :
> +  case Hexagon::LDub_GP_cPt_V4 :
> +  case Hexagon::LDh_GP_cPt_V4 :
> +  case Hexagon::LDuh_GP_cPt_V4 :
> +  case Hexagon::LDw_GP_cPt_V4 :
> +  case Hexagon::STrid_GP_cPt_V4 :
> +  case Hexagon::STrib_GP_cPt_V4 :
> +  case Hexagon::STrih_GP_cPt_V4 :
> +  case Hexagon::STriw_GP_cPt_V4 :
> +  case Hexagon::STd_GP_cPt_V4 :
> +  case Hexagon::STb_GP_cPt_V4 :
> +  case Hexagon::STh_GP_cPt_V4 :
> +  case Hexagon::STw_GP_cPt_V4 :
> +  case Hexagon::LDrid_GP_cdnPt_V4 :
> +  case Hexagon::LDrib_GP_cdnPt_V4 :
> +  case Hexagon::LDriub_GP_cdnPt_V4 :
> +  case Hexagon::LDrih_GP_cdnPt_V4 :
> +  case Hexagon::LDriuh_GP_cdnPt_V4 :
> +  case Hexagon::LDriw_GP_cdnPt_V4 :
> +  case Hexagon::LDd_GP_cdnPt_V4 :
> +  case Hexagon::LDb_GP_cdnPt_V4 :
> +  case Hexagon::LDub_GP_cdnPt_V4 :
> +  case Hexagon::LDh_GP_cdnPt_V4 :
> +  case Hexagon::LDuh_GP_cdnPt_V4 :
> +  case Hexagon::LDw_GP_cdnPt_V4 :
> +  case Hexagon::STrid_GP_cdnPt_V4 :
> +  case Hexagon::STrib_GP_cdnPt_V4 :
> +  case Hexagon::STrih_GP_cdnPt_V4 :
> +  case Hexagon::STriw_GP_cdnPt_V4 :
> +  case Hexagon::STd_GP_cdnPt_V4 :
> +  case Hexagon::STb_GP_cdnPt_V4 :
> +  case Hexagon::STh_GP_cdnPt_V4 :
> +  case Hexagon::STw_GP_cdnPt_V4 :
> +    return true;
> +
> +  case Hexagon::TFR_cNotPt:
> +  case Hexagon::TFR_cdnNotPt:
> +  case Hexagon::TFRI_cNotPt:
> +  case Hexagon::TFRI_cdnNotPt:
> +  case Hexagon::STrib_cNotPt :
> +  case Hexagon::STrib_cdnNotPt_V4 :
> +  case Hexagon::STrib_indexed_cNotPt :
> +  case Hexagon::STrib_indexed_cdnNotPt_V4 :
> +  case Hexagon::STrib_indexed_shl_cNotPt_V4 :
> +  case Hexagon::STrib_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::POST_STbri_cNotPt :
> +  case Hexagon::POST_STbri_cdnNotPt_V4 :
> +  case Hexagon::STrih_cNotPt :
> +  case Hexagon::STrih_cdnNotPt_V4 :
> +  case Hexagon::STrih_indexed_cNotPt :
> +  case Hexagon::STrih_indexed_cdnNotPt_V4 :
> +  case Hexagon::STrih_indexed_shl_cNotPt_V4 :
> +  case Hexagon::STrih_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::POST_SThri_cNotPt :
> +  case Hexagon::POST_SThri_cdnNotPt_V4 :
> +  case Hexagon::STriw_cNotPt :
> +  case Hexagon::STriw_cdnNotPt_V4 :
> +  case Hexagon::STriw_indexed_cNotPt :
> +  case Hexagon::STriw_indexed_cdnNotPt_V4 :
> +  case Hexagon::STriw_indexed_shl_cNotPt_V4 :
> +  case Hexagon::STriw_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::POST_STwri_cNotPt :
> +  case Hexagon::POST_STwri_cdnNotPt_V4 :
> +  case Hexagon::STrib_imm_cNotPt_V4 :
> +  case Hexagon::STrib_imm_cdnNotPt_V4 :
> +  case Hexagon::STrid_cNotPt :
> +  case Hexagon::STrid_cdnNotPt_V4 :
> +  case Hexagon::STrid_indexed_cdnNotPt_V4 :
> +  case Hexagon::STrid_indexed_cNotPt :
> +  case Hexagon::STrid_indexed_shl_cNotPt_V4 :
> +  case Hexagon::STrid_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::POST_STdri_cNotPt :
> +  case Hexagon::POST_STdri_cdnNotPt_V4 :
> +  case Hexagon::STrih_imm_cNotPt_V4 :
> +  case Hexagon::STrih_imm_cdnNotPt_V4 :
> +  case Hexagon::STriw_imm_cNotPt_V4 :
> +  case Hexagon::STriw_imm_cdnNotPt_V4 :
> +  case Hexagon::JMP_cdnNotPt :
> +  case Hexagon::LDrid_cNotPt :
> +  case Hexagon::LDrid_cdnNotPt :
> +  case Hexagon::LDrid_indexed_cNotPt :
> +  case Hexagon::LDrid_indexed_cdnNotPt :
> +  case Hexagon::POST_LDrid_cNotPt :
> +  case Hexagon::POST_LDrid_cdnNotPt_V4 :
> +  case Hexagon::LDriw_cNotPt :
> +  case Hexagon::LDriw_cdnNotPt :
> +  case Hexagon::LDriw_indexed_cNotPt :
> +  case Hexagon::LDriw_indexed_cdnNotPt :
> +  case Hexagon::POST_LDriw_cNotPt :
> +  case Hexagon::POST_LDriw_cdnNotPt_V4 :
> +  case Hexagon::LDrih_cNotPt :
> +  case Hexagon::LDrih_cdnNotPt :
> +  case Hexagon::LDrih_indexed_cNotPt :
> +  case Hexagon::LDrih_indexed_cdnNotPt :
> +  case Hexagon::POST_LDrih_cNotPt :
> +  case Hexagon::POST_LDrih_cdnNotPt_V4 :
> +  case Hexagon::LDrib_cNotPt :
> +  case Hexagon::LDrib_cdnNotPt :
> +  case Hexagon::LDrib_indexed_cNotPt :
> +  case Hexagon::LDrib_indexed_cdnNotPt :
> +  case Hexagon::POST_LDrib_cNotPt :
> +  case Hexagon::POST_LDrib_cdnNotPt_V4 :
> +  case Hexagon::LDriuh_cNotPt :
> +  case Hexagon::LDriuh_cdnNotPt :
> +  case Hexagon::LDriuh_indexed_cNotPt :
> +  case Hexagon::LDriuh_indexed_cdnNotPt :
> +  case Hexagon::POST_LDriuh_cNotPt :
> +  case Hexagon::POST_LDriuh_cdnNotPt_V4 :
> +  case Hexagon::LDriub_cNotPt :
> +  case Hexagon::LDriub_cdnNotPt :
> +  case Hexagon::LDriub_indexed_cNotPt :
> +  case Hexagon::LDriub_indexed_cdnNotPt :
> +  case Hexagon::POST_LDriub_cNotPt :
> +  case Hexagon::POST_LDriub_cdnNotPt_V4 :
> +  case Hexagon::LDrid_indexed_cNotPt_V4 :
> +  case Hexagon::LDrid_indexed_cdnNotPt_V4 :
> +  case Hexagon::LDrid_indexed_shl_cNotPt_V4 :
> +  case Hexagon::LDrid_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::LDrib_indexed_cNotPt_V4 :
> +  case Hexagon::LDrib_indexed_cdnNotPt_V4 :
> +  case Hexagon::LDrib_indexed_shl_cNotPt_V4 :
> +  case Hexagon::LDrib_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::LDriub_indexed_cNotPt_V4 :
> +  case Hexagon::LDriub_indexed_cdnNotPt_V4 :
> +  case Hexagon::LDriub_indexed_shl_cNotPt_V4 :
> +  case Hexagon::LDriub_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::LDrih_indexed_cNotPt_V4 :
> +  case Hexagon::LDrih_indexed_cdnNotPt_V4 :
> +  case Hexagon::LDrih_indexed_shl_cNotPt_V4 :
> +  case Hexagon::LDrih_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::LDriuh_indexed_cNotPt_V4 :
> +  case Hexagon::LDriuh_indexed_cdnNotPt_V4 :
> +  case Hexagon::LDriuh_indexed_shl_cNotPt_V4 :
> +  case Hexagon::LDriuh_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::LDriw_indexed_cNotPt_V4 :
> +  case Hexagon::LDriw_indexed_cdnNotPt_V4 :
> +  case Hexagon::LDriw_indexed_shl_cNotPt_V4 :
> +  case Hexagon::LDriw_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::ADD_ri_cNotPt :
> +  case Hexagon::ADD_ri_cdnNotPt :
> +  case Hexagon::ADD_rr_cNotPt :
> +  case Hexagon::ADD_rr_cdnNotPt :
> +  case Hexagon::XOR_rr_cNotPt :
> +  case Hexagon::XOR_rr_cdnNotPt :
> +  case Hexagon::AND_rr_cNotPt :
> +  case Hexagon::AND_rr_cdnNotPt :
> +  case Hexagon::OR_rr_cNotPt :
> +  case Hexagon::OR_rr_cdnNotPt :
> +  case Hexagon::SUB_rr_cNotPt :
> +  case Hexagon::SUB_rr_cdnNotPt :
> +  case Hexagon::COMBINE_rr_cNotPt :
> +  case Hexagon::COMBINE_rr_cdnNotPt :
> +  case Hexagon::ASLH_cNotPt_V4 :
> +  case Hexagon::ASLH_cdnNotPt_V4 :
> +  case Hexagon::ASRH_cNotPt_V4 :
> +  case Hexagon::ASRH_cdnNotPt_V4 :
> +  case Hexagon::SXTB_cNotPt_V4 :
> +  case Hexagon::SXTB_cdnNotPt_V4 :
> +  case Hexagon::SXTH_cNotPt_V4 :
> +  case Hexagon::SXTH_cdnNotPt_V4 :
> +  case Hexagon::ZXTB_cNotPt_V4 :
> +  case Hexagon::ZXTB_cdnNotPt_V4 :
> +  case Hexagon::ZXTH_cNotPt_V4 :
> +  case Hexagon::ZXTH_cdnNotPt_V4 :
> +
> +  case Hexagon::LDrid_GP_cNotPt_V4 :
> +  case Hexagon::LDrib_GP_cNotPt_V4 :
> +  case Hexagon::LDriub_GP_cNotPt_V4 :
> +  case Hexagon::LDrih_GP_cNotPt_V4 :
> +  case Hexagon::LDriuh_GP_cNotPt_V4 :
> +  case Hexagon::LDriw_GP_cNotPt_V4 :
> +  case Hexagon::LDd_GP_cNotPt_V4 :
> +  case Hexagon::LDb_GP_cNotPt_V4 :
> +  case Hexagon::LDub_GP_cNotPt_V4 :
> +  case Hexagon::LDh_GP_cNotPt_V4 :
> +  case Hexagon::LDuh_GP_cNotPt_V4 :
> +  case Hexagon::LDw_GP_cNotPt_V4 :
> +  case Hexagon::STrid_GP_cNotPt_V4 :
> +  case Hexagon::STrib_GP_cNotPt_V4 :
> +  case Hexagon::STrih_GP_cNotPt_V4 :
> +  case Hexagon::STriw_GP_cNotPt_V4 :
> +  case Hexagon::STd_GP_cNotPt_V4 :
> +  case Hexagon::STb_GP_cNotPt_V4 :
> +  case Hexagon::STh_GP_cNotPt_V4 :
> +  case Hexagon::STw_GP_cNotPt_V4 :
> +  case Hexagon::LDrid_GP_cdnNotPt_V4 :
> +  case Hexagon::LDrib_GP_cdnNotPt_V4 :
> +  case Hexagon::LDriub_GP_cdnNotPt_V4 :
> +  case Hexagon::LDrih_GP_cdnNotPt_V4 :
> +  case Hexagon::LDriuh_GP_cdnNotPt_V4 :
> +  case Hexagon::LDriw_GP_cdnNotPt_V4 :
> +  case Hexagon::LDd_GP_cdnNotPt_V4 :
> +  case Hexagon::LDb_GP_cdnNotPt_V4 :
> +  case Hexagon::LDub_GP_cdnNotPt_V4 :
> +  case Hexagon::LDh_GP_cdnNotPt_V4 :
> +  case Hexagon::LDuh_GP_cdnNotPt_V4 :
> +  case Hexagon::LDw_GP_cdnNotPt_V4 :
> +  case Hexagon::STrid_GP_cdnNotPt_V4 :
> +  case Hexagon::STrib_GP_cdnNotPt_V4 :
> +  case Hexagon::STrih_GP_cdnNotPt_V4 :
> +  case Hexagon::STriw_GP_cdnNotPt_V4 :
> +  case Hexagon::STd_GP_cdnNotPt_V4 :
> +  case Hexagon::STb_GP_cdnNotPt_V4 :
> +  case Hexagon::STh_GP_cdnNotPt_V4 :
> +  case Hexagon::STw_GP_cdnNotPt_V4 :
> +    return false;
> +
> +  default:
> +    assert (false && "Unknown predicate sense of the instruction");
> +  }
> +  // return *some value* to avoid compiler warning
> +  return false;
> +}
> +
> +bool HexagonPacketizerList::isDotNewInst(MachineInstr* MI) {
> +  if (isNewValueInst(MI))
> +    return true;
> +
> +  switch (MI->getOpcode()) {
> +  case Hexagon::TFR_cdnNotPt:
> +  case Hexagon::TFR_cdnPt:
> +  case Hexagon::TFRI_cdnNotPt:
> +  case Hexagon::TFRI_cdnPt:
> +  case Hexagon::LDrid_cdnPt :
> +  case Hexagon::LDrid_cdnNotPt :
> +  case Hexagon::LDrid_indexed_cdnPt :
> +  case Hexagon::LDrid_indexed_cdnNotPt :
> +  case Hexagon::POST_LDrid_cdnPt_V4 :
> +  case Hexagon::POST_LDrid_cdnNotPt_V4 :
> +  case Hexagon::LDriw_cdnPt :
> +  case Hexagon::LDriw_cdnNotPt :
> +  case Hexagon::LDriw_indexed_cdnPt :
> +  case Hexagon::LDriw_indexed_cdnNotPt :
> +  case Hexagon::POST_LDriw_cdnPt_V4 :
> +  case Hexagon::POST_LDriw_cdnNotPt_V4 :
> +  case Hexagon::LDrih_cdnPt :
> +  case Hexagon::LDrih_cdnNotPt :
> +  case Hexagon::LDrih_indexed_cdnPt :
> +  case Hexagon::LDrih_indexed_cdnNotPt :
> +  case Hexagon::POST_LDrih_cdnPt_V4 :
> +  case Hexagon::POST_LDrih_cdnNotPt_V4 :
> +  case Hexagon::LDrib_cdnPt :
> +  case Hexagon::LDrib_cdnNotPt :
> +  case Hexagon::LDrib_indexed_cdnPt :
> +  case Hexagon::LDrib_indexed_cdnNotPt :
> +  case Hexagon::POST_LDrib_cdnPt_V4 :
> +  case Hexagon::POST_LDrib_cdnNotPt_V4 :
> +  case Hexagon::LDriuh_cdnPt :
> +  case Hexagon::LDriuh_cdnNotPt :
> +  case Hexagon::LDriuh_indexed_cdnPt :
> +  case Hexagon::LDriuh_indexed_cdnNotPt :
> +  case Hexagon::POST_LDriuh_cdnPt_V4 :
> +  case Hexagon::POST_LDriuh_cdnNotPt_V4 :
> +  case Hexagon::LDriub_cdnPt :
> +  case Hexagon::LDriub_cdnNotPt :
> +  case Hexagon::LDriub_indexed_cdnPt :
> +  case Hexagon::LDriub_indexed_cdnNotPt :
> +  case Hexagon::POST_LDriub_cdnPt_V4 :
> +  case Hexagon::POST_LDriub_cdnNotPt_V4 :
> +
> +  case Hexagon::LDrid_indexed_cdnPt_V4 :
> +  case Hexagon::LDrid_indexed_cdnNotPt_V4 :
> +  case Hexagon::LDrid_indexed_shl_cdnPt_V4 :
> +  case Hexagon::LDrid_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::LDrib_indexed_cdnPt_V4 :
> +  case Hexagon::LDrib_indexed_cdnNotPt_V4 :
> +  case Hexagon::LDrib_indexed_shl_cdnPt_V4 :
> +  case Hexagon::LDrib_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::LDriub_indexed_cdnPt_V4 :
> +  case Hexagon::LDriub_indexed_cdnNotPt_V4 :
> +  case Hexagon::LDriub_indexed_shl_cdnPt_V4 :
> +  case Hexagon::LDriub_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::LDrih_indexed_cdnPt_V4 :
> +  case Hexagon::LDrih_indexed_cdnNotPt_V4 :
> +  case Hexagon::LDrih_indexed_shl_cdnPt_V4 :
> +  case Hexagon::LDrih_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::LDriuh_indexed_cdnPt_V4 :
> +  case Hexagon::LDriuh_indexed_cdnNotPt_V4 :
> +  case Hexagon::LDriuh_indexed_shl_cdnPt_V4 :
> +  case Hexagon::LDriuh_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::LDriw_indexed_cdnPt_V4 :
> +  case Hexagon::LDriw_indexed_cdnNotPt_V4 :
> +  case Hexagon::LDriw_indexed_shl_cdnPt_V4 :
> +  case Hexagon::LDriw_indexed_shl_cdnNotPt_V4 :
> +
> +// Coditional add
> +  case Hexagon::ADD_ri_cdnPt:
> +  case Hexagon::ADD_ri_cdnNotPt:
> +  case Hexagon::ADD_rr_cdnPt:
> +  case Hexagon::ADD_rr_cdnNotPt:
> +
> +  // Conditional logical operations
> +  case Hexagon::XOR_rr_cdnPt :
> +  case Hexagon::XOR_rr_cdnNotPt :
> +  case Hexagon::AND_rr_cdnPt :
> +  case Hexagon::AND_rr_cdnNotPt :
> +  case Hexagon::OR_rr_cdnPt :
> +  case Hexagon::OR_rr_cdnNotPt :
> +
> +  // Conditonal subtract
> +  case Hexagon::SUB_rr_cdnPt :
> +  case Hexagon::SUB_rr_cdnNotPt :
> +
> +  // Conditional combine
> +  case Hexagon::COMBINE_rr_cdnPt :
> +  case Hexagon::COMBINE_rr_cdnNotPt :
> +
> +  // Conditional shift operations
> +  case Hexagon::ASLH_cdnPt_V4:
> +  case Hexagon::ASLH_cdnNotPt_V4:
> +  case Hexagon::ASRH_cdnPt_V4:
> +  case Hexagon::ASRH_cdnNotPt_V4:
> +  case Hexagon::SXTB_cdnPt_V4:
> +  case Hexagon::SXTB_cdnNotPt_V4:
> +  case Hexagon::SXTH_cdnPt_V4:
> +  case Hexagon::SXTH_cdnNotPt_V4:
> +  case Hexagon::ZXTB_cdnPt_V4:
> +  case Hexagon::ZXTB_cdnNotPt_V4:
> +  case Hexagon::ZXTH_cdnPt_V4:
> +  case Hexagon::ZXTH_cdnNotPt_V4:
> +
> +  // Conditional stores
> +  case Hexagon::STrib_imm_cdnPt_V4 :
> +  case Hexagon::STrib_imm_cdnNotPt_V4 :
> +  case Hexagon::STrib_cdnPt_V4 :
> +  case Hexagon::STrib_cdnNotPt_V4 :
> +  case Hexagon::STrib_indexed_cdnPt_V4 :
> +  case Hexagon::STrib_indexed_cdnNotPt_V4 :
> +  case Hexagon::POST_STbri_cdnPt_V4 :
> +  case Hexagon::POST_STbri_cdnNotPt_V4 :
> +  case Hexagon::STrib_indexed_shl_cdnPt_V4 :
> +  case Hexagon::STrib_indexed_shl_cdnNotPt_V4 :
> +
> +  // Store doubleword conditionally
> +  case Hexagon::STrid_indexed_cdnPt_V4 :
> +  case Hexagon::STrid_indexed_cdnNotPt_V4 :
> +  case Hexagon::STrid_indexed_shl_cdnPt_V4 :
> +  case Hexagon::STrid_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::POST_STdri_cdnPt_V4 :
> +  case Hexagon::POST_STdri_cdnNotPt_V4 :
> +
> +  // Store halfword conditionally
> +  case Hexagon::STrih_cdnPt_V4 :
> +  case Hexagon::STrih_cdnNotPt_V4 :
> +  case Hexagon::STrih_indexed_cdnPt_V4 :
> +  case Hexagon::STrih_indexed_cdnNotPt_V4 :
> +  case Hexagon::STrih_imm_cdnPt_V4 :
> +  case Hexagon::STrih_imm_cdnNotPt_V4 :
> +  case Hexagon::STrih_indexed_shl_cdnPt_V4 :
> +  case Hexagon::STrih_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::POST_SThri_cdnPt_V4 :
> +  case Hexagon::POST_SThri_cdnNotPt_V4 :
> +
> +  // Store word conditionally
> +  case Hexagon::STriw_cdnPt_V4 :
> +  case Hexagon::STriw_cdnNotPt_V4 :
> +  case Hexagon::STriw_indexed_cdnPt_V4 :
> +  case Hexagon::STriw_indexed_cdnNotPt_V4 :
> +  case Hexagon::STriw_imm_cdnPt_V4 :
> +  case Hexagon::STriw_imm_cdnNotPt_V4 :
> +  case Hexagon::STriw_indexed_shl_cdnPt_V4 :
> +  case Hexagon::STriw_indexed_shl_cdnNotPt_V4 :
> +  case Hexagon::POST_STwri_cdnPt_V4 :
> +  case Hexagon::POST_STwri_cdnNotPt_V4 :
> +
> +  case Hexagon::LDd_GP_cdnPt_V4:
> +  case Hexagon::LDd_GP_cdnNotPt_V4:
> +  case Hexagon::LDb_GP_cdnPt_V4:
> +  case Hexagon::LDb_GP_cdnNotPt_V4:
> +  case Hexagon::LDub_GP_cdnPt_V4:
> +  case Hexagon::LDub_GP_cdnNotPt_V4:
> +  case Hexagon::LDh_GP_cdnPt_V4:
> +  case Hexagon::LDh_GP_cdnNotPt_V4:
> +  case Hexagon::LDuh_GP_cdnPt_V4:
> +  case Hexagon::LDuh_GP_cdnNotPt_V4:
> +  case Hexagon::LDw_GP_cdnPt_V4:
> +  case Hexagon::LDw_GP_cdnNotPt_V4:
> +  case Hexagon::LDrid_GP_cdnPt_V4:
> +  case Hexagon::LDrid_GP_cdnNotPt_V4:
> +  case Hexagon::LDrib_GP_cdnPt_V4:
> +  case Hexagon::LDrib_GP_cdnNotPt_V4:
> +  case Hexagon::LDriub_GP_cdnPt_V4:
> +  case Hexagon::LDriub_GP_cdnNotPt_V4:
> +  case Hexagon::LDrih_GP_cdnPt_V4:
> +  case Hexagon::LDrih_GP_cdnNotPt_V4:
> +  case Hexagon::LDriuh_GP_cdnPt_V4:
> +  case Hexagon::LDriuh_GP_cdnNotPt_V4:
> +  case Hexagon::LDriw_GP_cdnPt_V4:
> +  case Hexagon::LDriw_GP_cdnNotPt_V4:
> +
> +  case Hexagon::STrid_GP_cdnPt_V4:
> +  case Hexagon::STrid_GP_cdnNotPt_V4:
> +  case Hexagon::STrib_GP_cdnPt_V4:
> +  case Hexagon::STrib_GP_cdnNotPt_V4:
> +  case Hexagon::STrih_GP_cdnPt_V4:
> +  case Hexagon::STrih_GP_cdnNotPt_V4:
> +  case Hexagon::STriw_GP_cdnPt_V4:
> +  case Hexagon::STriw_GP_cdnNotPt_V4:
> +  case Hexagon::STd_GP_cdnPt_V4:
> +  case Hexagon::STd_GP_cdnNotPt_V4:
> +  case Hexagon::STb_GP_cdnPt_V4:
> +  case Hexagon::STb_GP_cdnNotPt_V4:
> +  case Hexagon::STh_GP_cdnPt_V4:
> +  case Hexagon::STh_GP_cdnNotPt_V4:
> +  case Hexagon::STw_GP_cdnPt_V4:
> +  case Hexagon::STw_GP_cdnNotPt_V4:
> +
> +    return true;
> +  }
> +  return false;
> +}
> +
> +static MachineOperand& GetPostIncrementOperand(MachineInstr *MI,
> +                                               const HexagonInstrInfo
> *QII) {
> +  assert(QII->isPostIncrement(MI) && "Not a post increment operation.");
> +#ifndef NDEBUG
> +  // Post Increment means duplicates. Use dense map to find duplicates in
> the
> +  // list. Caution: Densemap initializes with the minimum of 64 buckets,
> +  // whereas there are at most 5 operands in the post increment.
> +  DenseMap<unsigned,  unsigned> DefRegsSet;
> +  for(unsigned opNum = 0; opNum < MI->getNumOperands(); opNum++)
> +    if (MI->getOperand(opNum).isReg() &&
> +        MI->getOperand(opNum).isDef()) {
> +      DefRegsSet[MI->getOperand(opNum).getReg()] = 1;
> +    }
> +
> +  for(unsigned opNum = 0; opNum < MI->getNumOperands(); opNum++)
> +    if (MI->getOperand(opNum).isReg() &&
> +        MI->getOperand(opNum).isUse()) {
> +      if (DefRegsSet[MI->getOperand(opNum).getReg()]) {
> +        return MI->getOperand(opNum);
> +      }
> +    }
> +#else
> +  if (MI->getDesc().mayLoad()) {
> +    // The 2nd operand is always the post increment operand in load.
> +    assert(MI->getOperand(1).isReg() &&
> +                "Post increment operand has be to a register.");
> +    return (MI->getOperand(1));
> +  }
> +  if (MI->getDesc().mayStore()) {
> +    // The 1st operand is always the post increment operand in store.
> +    assert(MI->getOperand(0).isReg() &&
> +                "Post increment operand has be to a register.");
> +    return (MI->getOperand(0));
> +  }
> +#endif
> +  // we should never come here.
> +  assert(0 && "mayLoad or mayStore not set for Post Increment operation");
> +
> +  // return *some value* to avoid compiler warning
> +  return MI->getOperand(0);
> +}
> +
> +// get the value being stored
> +static MachineOperand& GetStoreValueOperand(MachineInstr *MI) {
> +  // value being stored is always the last operand.
> +  return (MI->getOperand(MI->getNumOperands()-1));
> +}
> +
> +// can be new value store?
> +// Following restrictions are to be respected in convert a store into
> +// a new value store.
> +// 1. If an instruction uses auto-increment, its address register cannot
> +//    be a new-value register. Arch Spec 5.4.2.1
> +// 2. If an instruction uses absolute-set addressing mode,
> +//    its address register cannot be a new-value register.
> +//    Arch Spec 5.4.2.1.TODO: This is not enabled as
> +//    as absolute-set address mode patters are not implemented.
> +// 3. If an instruction produces a 64-bit result, its registers cannot be
> used
> +//    as new-value registers. Arch Spec 5.4.2.2.
> +// 4. If the instruction that sets a new-value register is conditional,
> then
> +//    the instruction that uses the new-value register must also be
> conditional,
> +//    and both must always have their predicates evaluate identically.
> +//    Arch Spec 5.4.2.3.
> +// 5. There is an implied restriction of a packet can not have another
> store,
> +//    if there is a  new value store in the packet. Corollary, if there is
> +//    already a store in a packet, there can not be a new value store.
> +//    Arch Spec: 3.4.4.2
> +bool HexagonPacketizerList::CanPromoteToNewValueStore( MachineInstr *MI,
> +                MachineInstr *PacketMI, unsigned DepReg,
> +                std::map <MachineInstr*, SUnit*> MIToSUnit)
> +{
> +  // Make sure we are looking at the store
> +  if (!IsNewifyStore(MI))
> +    return false;
> +
> +  // Make sure there is dependency and can be new value'ed
> +  if (GetStoreValueOperand(MI).isReg() &&
> +      GetStoreValueOperand(MI).getReg() != DepReg)
> +    return false;
> +
> +  const HexagonRegisterInfo* QRI = (const HexagonRegisterInfo *)
> TM.getRegisterInfo();
> +  const MCInstrDesc& MCID = PacketMI->getDesc();
> +  // first operand is always the result
> +
> +  const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +  const TargetRegisterClass* PacketRC = QII->getRegClass(MCID, 0, QRI);
> +
> +  // if there is already an store in the packet, no can do new value store
> +  // Arch Spec 3.4.4.2.
> +  for (std::vector<MachineInstr*>::iterator VI = CurrentPacketMIs.begin(),
> +         VE = CurrentPacketMIs.end();
> +       (VI != VE); ++VI) {
> +    SUnit* PacketSU = MIToSUnit[*VI];
> +    if (PacketSU->getInstr()->getDesc().mayStore() ||
> +        // if we have mayStore = 1 set on ALLOCFRAME and DEALLOCFRAME,
> +        // then we don't need this
> +        PacketSU->getInstr()->getOpcode() == Hexagon::ALLOCFRAME ||
> +        PacketSU->getInstr()->getOpcode() == Hexagon::DEALLOCFRAME)
> +      return false;
> +  }
> +
> +  if (PacketRC == Hexagon::DoubleRegsRegisterClass) {
> +    // new value store constraint: double regs can not feed into new
> value store
> +    // arch spec section: 5.4.2.2
> +    return false;
> +  }
> +
> +  // Make sure it's NOT the post increment register that we are going to
> +  // new value.
> +  if (QII->isPostIncrement(MI) &&
> +      MI->getDesc().mayStore() &&
> +      GetPostIncrementOperand(MI, QII).getReg() == DepReg) {
> +    return false;
> +  }
> +
> +  if (QII->isPostIncrement(PacketMI) &&
> +      PacketMI->getDesc().mayLoad() &&
> +      GetPostIncrementOperand(PacketMI, QII).getReg() == DepReg) {
> +    // if source is post_inc, or absolute-set addressing,
> +    // it can not feed into new value store
> +    //  r3 = memw(r2++#4)
> +    //  memw(r30 + #-1404) = r2.new -> can not be new value store
> +    // arch spec section: 5.4.2.1
> +    return false;
> +  }
> +
> +  // If the source that feeds the store is predicated, new value store
> must also be
> +  // also predicated.
> +  if (QII->isPredicated(PacketMI)) {
> +    if (!QII->isPredicated(MI))
> +      return false;
> +
> +    // Check to make sure that they both will have their predicates
> +    // evaluate identically
> +    unsigned predRegNumSrc;
> +    unsigned predRegNumDst;
> +    const TargetRegisterClass* predRegClass;
> +
> +    // Get predicate register used in the source instruction
> +    for(unsigned opNum = 0; opNum < PacketMI->getNumOperands(); opNum++) {
> +      if ( PacketMI->getOperand(opNum).isReg())
> +      predRegNumSrc = PacketMI->getOperand(opNum).getReg();
> +      predRegClass = QRI->getMinimalPhysRegClass(predRegNumSrc);
> +      if (predRegClass == Hexagon::PredRegsRegisterClass) {
> +        break;
> +      }
> +    }
> +    assert ((predRegClass == Hexagon::PredRegsRegisterClass ) &&
> +        ("predicate register not found in a predicated PacketMI
> instruction"));
> +
> +    // Get predicate register used in new-value store instruction
> +    for(unsigned opNum = 0; opNum < MI->getNumOperands(); opNum++) {
> +      if ( MI->getOperand(opNum).isReg())
> +      predRegNumDst = MI->getOperand(opNum).getReg();
> +      predRegClass = QRI->getMinimalPhysRegClass(predRegNumDst);
> +      if (predRegClass == Hexagon::PredRegsRegisterClass) {
> +        break;
> +      }
> +    }
> +    assert ((predRegClass == Hexagon::PredRegsRegisterClass ) &&
> +            ("predicate register not found in a predicated MI
> instruction"));
> +
> +    // New-value register producer and user (store) need to satisfy these
> +    // constraints:
> +    // 1) Both instructions should be predicated on the same register.
> +    // 2) If producer of the new-value register is .new predicated then
> store
> +    // should also be .new predicated and if producer is not .new
> predicated
> +    // then store should not be .new predicated.
> +    // 3) Both new-value register producer and user should have same
> predicate
> +    // sense, i.e, either both should be negated or both should be none
> negated.
> +
> +    if (( predRegNumDst != predRegNumSrc) ||
> +          isDotNewInst(PacketMI) != isDotNewInst(MI)  ||
> +          GetPredicateSense(MI, QII) != GetPredicateSense(PacketMI, QII))
> {
> +      return false;
> +    }
> +  }
> +
> +  // Make sure that other than the new-value register no other store
> instruction
> +  // register has been modified in the same packet. Predicate registers
> can be
> +  // modified by they should not be modified between the producer and the
> store
> +  // instruction as it will make them both conditional on different
> values.
> +  // We already know this to be true for all the instructions before and
> +  // including PacketMI. Howerver, we need to perform the check for the
> +  // remaining instructions in the packet.
> +
> +  std::vector<MachineInstr*>::iterator VI;
> +  std::vector<MachineInstr*>::iterator VE;
> +  unsigned StartCheck = 0;
> +
> +  for (VI=CurrentPacketMIs.begin(), VE = CurrentPacketMIs.end();
> +      (VI != VE); ++VI) {
> +    SUnit* TempSU = MIToSUnit[*VI];
> +    MachineInstr* TempMI = TempSU->getInstr();
> +
> +    // Following condition is true for all the instructions until
> PacketMI is
> +    // reached (StartCheck is set to 0 before the for loop).
> +    // StartCheck flag is 1 for all the instructions after PacketMI.
> +    if (TempMI != PacketMI && !StartCheck) // start processing only after
> +      continue;                            // encountering PacketMI
> +
> +    StartCheck = 1;
> +    if (TempMI == PacketMI) // We don't want to check PacketMI for
> dependence
> +      continue;
> +
> +    for(unsigned opNum = 0; opNum < MI->getNumOperands(); opNum++) {
> +      if (MI->getOperand(opNum).isReg() &&
> +
>  TempSU->getInstr()->modifiesRegister(MI->getOperand(opNum).getReg(), QRI))
> +        return false;
> +    }
> +  }
> +
> +  // Make sure that for non POST_INC stores:
> +  // 1. The only use of reg is DepReg and no other registers.
> +  //    This handles V4 base+index registers.
> +  //    The following store can not be dot new.
> +  //    Eg.   r0 = add(r0, #3)a
> +  //          memw(r1+r0<<#2) = r0
> +  if (!QII->isPostIncrement(MI) &&
> +      GetStoreValueOperand(MI).isReg() &&
> +      GetStoreValueOperand(MI).getReg() == DepReg) {
> +    for(unsigned opNum = 0; opNum < MI->getNumOperands()-1; opNum++) {
> +      if (MI->getOperand(opNum).isReg() &&
> +          MI->getOperand(opNum).getReg() == DepReg) {
> +        return false;
> +      }
> +    }
> +    // 2. If data definition is because of implicit definition of the
> register,
> +    //    do not newify the store. Eg.
> +    //    %R9<def> = ZXTH %R12, %D6<imp-use>, %R12<imp-def>
> +    //    STrih_indexed %R8, 2, %R12<kill>; mem:ST2[%scevgep343]
> +    for(unsigned opNum = 0; opNum < PacketMI->getNumOperands(); opNum++) {
> +      if (PacketMI->getOperand(opNum).isReg() &&
> +          PacketMI->getOperand(opNum).getReg() == DepReg &&
> +          PacketMI->getOperand(opNum).isDef() &&
> +          PacketMI->getOperand(opNum).isImplicit()) {
> +        return false;
> +      }
> +    }
> +  }
> +
> +  // Can be dot new store.
> +  return true;
> +}
> +
> +// can this MI to promoted to either
> +// new value store or new value jump
> +bool HexagonPacketizerList::CanPromoteToNewValue( MachineInstr *MI,
> +                SUnit *PacketSU, unsigned DepReg,
> +                std::map <MachineInstr*, SUnit*> MIToSUnit,
> +                MachineBasicBlock::iterator &MII)
> +{
> +
> +  const HexagonRegisterInfo* QRI = (const HexagonRegisterInfo *)
> TM.getRegisterInfo();
> +  if (!QRI->Subtarget.hasV4TOps() ||
> +      !IsNewifyStore(MI))
> +    return false;
> +
> +  MachineInstr *PacketMI = PacketSU->getInstr();
> +
> +  // Check to see the store can be new value'ed.
> +  if (CanPromoteToNewValueStore(MI, PacketMI, DepReg, MIToSUnit))
> +    return true;
> +
> +  // Check to see the compare/jump can be new value'ed.
> +  // This is done as a pass on its own. Don't need to check it here.
> +  return false;
> +}
> +
> +// Check to see if an instruction can be dot new
> +// There are three kinds.
> +// 1. dot new on predicate - V2/V3/V4
> +// 2. dot new on stores NV/ST - V4
> +// 3. dot new on jump NV/J - V4 -- This is generated in a pass.
> +bool HexagonPacketizerList::CanPromoteToDotNew( MachineInstr *MI,
> +                              SUnit *PacketSU, unsigned DepReg,
> +                              std::map <MachineInstr*, SUnit*> MIToSUnit,
> +                              MachineBasicBlock::iterator &MII,
> +                              const TargetRegisterClass* RC )
> +{
> +  // already a dot new instruction
> +  if (isDotNewInst(MI) && !IsNewifyStore(MI))
> +    return false;
> +
> +  if (!isNewifiable(MI))
> +    return false;
> +
> +  // predicate .new
> +  if (RC == Hexagon::PredRegsRegisterClass && isCondInst(MI))
> +      return true;
> +  else if (RC != Hexagon::PredRegsRegisterClass &&
> +      !IsNewifyStore(MI)) // MI is not a new-value store
> +    return false;
> +  else {
> +    // Create a dot new machine instruction to see if resources can be
> +    // allocated. If not, bail out now.
> +    const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +    int NewOpcode = GetDotNewOp(MI->getOpcode());
> +    const MCInstrDesc &desc = QII->get(NewOpcode);
> +    DebugLoc dl;
> +    MachineInstr *NewMI =
> MI->getParent()->getParent()->CreateMachineInstr(desc, dl);
> +    bool ResourcesAvailable = ResourceTracker->canReserveResources(NewMI);
> +    MI->getParent()->getParent()->DeleteMachineInstr(NewMI);
> +
> +    if (!ResourcesAvailable)
> +      return false;
> +
> +    // new value store only
> +    // new new value jump generated as a passes
> +    if (!CanPromoteToNewValue(MI, PacketSU, DepReg, MIToSUnit, MII)) {
> +      return false;
> +    }
> +  }
> +  return true;
> +}
> +
> +// Go through the packet instructions and search for anti dependency
> +// between them and DepReg from MI
> +// Consider this case:
> +// Trying to add
> +// a) %R1<def> = TFRI_cdNotPt %P3, 2
> +// to this packet:
> +// {
> +//   b) %P0<def> = OR_pp %P3<kill>, %P0<kill>
> +//   c) %P3<def> = TFR_PdRs %R23
> +//   d) %R1<def> = TFRI_cdnPt %P3, 4
> +//  }
> +// The P3 from a) and d) will be complements after
> +// a)'s P3 is converted to .new form
> +// Anti Dep between c) and b) is irrelevant for this case
> +bool HexagonPacketizerList::RestrictingDepExistInPacket (MachineInstr* MI,
> +      unsigned DepReg,
> +      std::map <MachineInstr*, SUnit*> MIToSUnit) {
> +
> +  const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +  SUnit* PacketSUDep = MIToSUnit[MI];
> +
> +  for (std::vector<MachineInstr*>::iterator VIN =
> CurrentPacketMIs.begin(),
> +       VEN = CurrentPacketMIs.end(); (VIN != VEN); ++VIN) {
> +
> +    // We only care for dependencies to predicated instructions
> +    if(!QII->isPredicated(*VIN)) continue;
> +
> +    // Scheduling Unit for current insn in the packet
> +    SUnit* PacketSU = MIToSUnit[*VIN];
> +
> +    // Look at dependencies between current members of the packet
> +    // and predicate defining instruction MI.
> +    // Make sure that dependency is on the exact register
> +    // we care about.
> +    if (PacketSU->isSucc(PacketSUDep)) {
> +      for (unsigned i = 0; i < PacketSU->Succs.size(); ++i) {
> +        if ((PacketSU->Succs[i].getSUnit() == PacketSUDep) &&
> +            (PacketSU->Succs[i].getKind() == SDep::Anti) &&
> +            (PacketSU->Succs[i].getReg() == DepReg)) {
> +          return true;
> +        }
> +      }
> +    }
> +  }
> +
> +  return false;
> +}
> +
> +
> +// Given two predicated instructions, this function detects whether
> +// the predicates are complements
> +bool HexagonPacketizerList::ArePredicatesComplements (MachineInstr* MI1,
> +     MachineInstr* MI2, std::map <MachineInstr*, SUnit*> MIToSUnit) {
> +
> +  const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +  // Currently can only reason about conditional transfers
> +  if (!QII->isConditionalTransfer(MI1) ||
> !QII->isConditionalTransfer(MI2)) {
> +    return false;
> +  }
> +
> +  // Scheduling unit for candidate
> +  SUnit* SU = MIToSUnit[MI1];
> +
> +  // One corner case deals with the following scenario:
> +  // Trying to add
> +  // a) %R24<def> = TFR_cPt %P0, %R25
> +  // to this packet:
> +  //
> +  // {
> +  //   b) %R25<def> = TFR_cNotPt %P0, %R24
> +  //   c) %P0<def> = CMPEQri %R26, 1
> +  // }
> +  //
> +  // On general check a) and b) are complements, but
> +  // presence of c) will convert a) to .new form, and
> +  // then it is not a complement
> +  // We attempt to detect it by analyzing  existing
> +  // dependencies in the packet
> +
> +  // Analyze relationships between all existing members of the packet.
> +  // Look for Anti dependecy on the same predicate reg
> +  // as used in the candidate
> +  for (std::vector<MachineInstr*>::iterator VIN =
> CurrentPacketMIs.begin(),
> +       VEN = CurrentPacketMIs.end(); (VIN != VEN); ++VIN) {
> +
> +    // Scheduling Unit for current insn in the packet
> +    SUnit* PacketSU = MIToSUnit[*VIN];
> +
> +    // If this instruction in the packet is succeeded by the candidate...
> +    if (PacketSU->isSucc(SU)) {
> +      for (unsigned i = 0; i < PacketSU->Succs.size(); ++i) {
> +        // The corner case exist when there is true data
> +        // dependency between candidate and one of current
> +        // packet members, this dep is on predicate reg, and
> +        // there already exist anti dep on the same pred in
> +        // the packet.
> +        if (PacketSU->Succs[i].getSUnit() == SU &&
> +            Hexagon::PredRegsRegisterClass->contains(
> +              PacketSU->Succs[i].getReg()) &&
> +            PacketSU->Succs[i].getKind() == SDep::Data &&
> +            // Here I know that *VIN is predicate setting instruction
> +            // with true data dep to candidate on the register
> +            // we care about - c) in the above example.
> +            // Now I need to see if there is an anti dependency
> +            // from c) to any other instruction in the
> +            // same packet on the pred reg of interest
> +            RestrictingDepExistInPacket(*VIN,PacketSU->Succs[i].getReg(),
> +                                        MIToSUnit)) {
> +           return false;
> +        }
> +      }
> +    }
> +  }
> +
> +  // If the above case does not apply, check regular
> +  // complement condition.
> +  // Check that the predicate register is the same and
> +  // that the predicate sense is different
> +  // We also need to differentiate .old vs. .new:
> +  // !p0 is not complimentary to p0.new
> +  return ((MI1->getOperand(1).getReg() == MI2->getOperand(1).getReg()) &&
> +          (GetPredicateSense(MI1, QII) != GetPredicateSense(MI2, QII)) &&
> +          (isDotNewInst(MI1) == isDotNewInst(MI2)));
> +}
> +
> +// initPacketizerState - Initialize packetizer flags
> +void HexagonPacketizerList::initPacketizerState(void) {
> +
> +  Dependence = false;
> +  PromotedToDotNew = false;
> +  GlueToNewValueJump = false;
> +  GlueAllocframeStore = false;
> +  FoundSequentialDependence = false;
> +
> +  return;
> +}
> +
> +// ignorePseudoInstruction - Ignore bundling of pseudo instructions.
> +bool HexagonPacketizerList::ignorePseudoInstruction(MachineInstr *MI,
> +                                                    MachineBasicBlock
> *MBB) {
> +  if (MI->isDebugValue())
> +    return true;
> +
> +  // We must print out inline assembly
> +  if (MI->isInlineAsm())
> +    return false;
> +
> +  // We check if MI has any functional units mapped to it.
> +  // If it doesn't, we ignore the instruction.
> +  const MCInstrDesc& TID = MI->getDesc();
> +  unsigned SchedClass = TID.getSchedClass();
> +  const InstrStage* IS =
> ResourceTracker->getInstrItins()->beginStage(SchedClass);
> +  unsigned FuncUnits = IS->getUnits();
> +  return !FuncUnits;
> +}
> +
> +// isSoloInstruction: - Returns true for instructions that must be
> +// scheduled in their own packet.
> +bool HexagonPacketizerList::isSoloInstruction(MachineInstr *MI) {
> +
> +  if (MI->isInlineAsm())
> +    return true;
> +
> +  if (MI->isEHLabel())
> +    return true;
> +
> +  // From Hexagon V4 Programmer's Reference Manual 3.4.4 Grouping
> constraints:
> +  // trap, pause, barrier, icinva, isync, and syncht are solo
> instructions.
> +  // They must not be grouped with other instructions in a packet.
> +  if (IsSchedBarrier(MI))
> +    return true;
> +
> +  return false;
> +}
> +
> +// isLegalToPacketizeTogether:
> +// SUI is the current instruction that is out side of the current packet.
> +// SUJ is the current instruction inside the current packet against which
> that
> +// SUI will be packetized.
> +bool HexagonPacketizerList::isLegalToPacketizeTogether(SUnit *SUI, SUnit
> *SUJ) {
> +  MachineInstr *I = SUI->getInstr();
> +  MachineInstr *J = SUJ->getInstr();
> +  assert(I && J && "Unable to packetize null instruction!");
> +
> +  const MCInstrDesc &MCIDI = I->getDesc();
> +  const MCInstrDesc &MCIDJ = J->getDesc();
> +
> +  MachineBasicBlock::iterator II = I;
> +
> +  const unsigned FrameSize = MF.getFrameInfo()->getStackSize();
> +  const HexagonRegisterInfo* QRI = (const HexagonRegisterInfo *)
> TM.getRegisterInfo();
> +  const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +
> +  // Inline asm cannot go in the packet.
> +  if (I->getOpcode() == Hexagon::INLINEASM)
> +    assert(0 && "Should not meet inline asm here!");
> +
> +  if (isSoloInstruction(I))
> +    assert(0 && "Should not meet solo instr here!");
> +
> +  // A save callee-save register function call can only be in a packet
> +  // with instructions that don't write to the callee-save registers.
> +  if ((QII->isSaveCalleeSavedRegsCall(I) &&
> +       DoesModifyCalleeSavedReg(J, QRI)) ||
> +      (QII->isSaveCalleeSavedRegsCall(J) &&
> +       DoesModifyCalleeSavedReg(I, QRI))) {
> +    Dependence = true;
> +    return false;
> +  }
> +
> +  // Two control flow instructions cannot go in the same packet.
> +  if (IsControlFlow(I) && IsControlFlow(J)) {
> +    Dependence = true;
> +    return false;
> +  }
> +
> +  // A LoopN instruction cannot appear in the same packet as a jump or
> call.
> +  if (IsLoopN(I) && (   IsDirectJump(J)
> +                     || MCIDJ.isCall()
> +                     || QII->isDeallocRet(J))) {
> +    Dependence = true;
> +    return false;
> +  }
> +  if (IsLoopN(J) && (   IsDirectJump(I)
> +                     || MCIDI.isCall()
> +                     || QII->isDeallocRet(I))) {
> +    Dependence = true;
> +    return false;
> +  }
> +
> +  // dealloc_return cannot appear in the same packet as a conditional or
> +  // unconditional jump.
> +  if (QII->isDeallocRet(I) && (   MCIDJ.isBranch()
> +                               || MCIDJ.isCall()
> +                               || MCIDJ.isBarrier())) {
> +    Dependence = true;
> +    return false;
> +  }
> +
> +
> +  // V4 allows dual store. But does not allow second store, if the
> +  // first store is not in SLOT0. New value store, new value jump,
> +  // dealloc_return and memop always take SLOT0.
> +  // Arch spec 3.4.4.2
> +  if (QRI->Subtarget.hasV4TOps()) {
> +
> +    if (MCIDI.mayStore() && MCIDJ.mayStore() && isNewValueInst(J)) {
> +      Dependence = true;
> +      return false;
> +    }
> +
> +    if (   (QII->isMemOp(J) && MCIDI.mayStore())
> +        || (MCIDJ.mayStore() && QII->isMemOp(I))
> +        || (QII->isMemOp(J) && QII->isMemOp(I))) {
> +      Dependence = true;
> +      return false;
> +    }
> +
> +    //if dealloc_return
> +    if (MCIDJ.mayStore() && QII->isDeallocRet(I)){
> +      Dependence = true;
> +      return false;
> +    }
> +
> +    // If an instruction feeds new value jump, glue it.
> +    MachineBasicBlock::iterator NextMII = I;
> +    ++NextMII;
> +    MachineInstr *NextMI = NextMII;
> +
> +    if (QII->isNewValueJump(NextMI)) {
> +
> +      bool secondRegMatch = false;
> +      bool maintainNewValueJump = false;
> +
> +      if (NextMI->getOperand(1).isReg() &&
> +          I->getOperand(0).getReg() == NextMI->getOperand(1).getReg()) {
> +        secondRegMatch = true;
> +        maintainNewValueJump = true;
> +      }
> +
> +      if (!secondRegMatch &&
> +           I->getOperand(0).getReg() == NextMI->getOperand(0).getReg()) {
> +        maintainNewValueJump = true;
> +      }
> +
> +      for (std::vector<MachineInstr*>::iterator
> +            VI = CurrentPacketMIs.begin(),
> +             VE = CurrentPacketMIs.end();
> +           (VI != VE && maintainNewValueJump); ++VI) {
> +        SUnit* PacketSU = MIToSUnit[*VI];
> +
> +        // NVJ can not be part of the dual jump - Arch Spec: section 7.8
> +        if (PacketSU->getInstr()->getDesc().isCall()) {
> +          Dependence = true;
> +          break;
> +        }
> +        // Validate
> +        // 1. Packet does not have a store in it.
> +        // 2. If the first operand of the nvj is newified, and the second
> +        //    operand is also a reg, it (second reg) is not defined in
> +        //    the same packet.
> +        // 3. If the second operand of the nvj is newified, (which means
> +        //    first operand is also a reg), first reg is not defined in
> +        //    the same packet.
> +        if (PacketSU->getInstr()->getDesc().mayStore()               ||
> +            PacketSU->getInstr()->getOpcode() == Hexagon::ALLOCFRAME ||
> +            // Check #2.
> +            (!secondRegMatch && NextMI->getOperand(1).isReg() &&
> +             PacketSU->getInstr()->modifiesRegister(
> +                               NextMI->getOperand(1).getReg(), QRI)) ||
> +            // Check #3.
> +            (secondRegMatch &&
> +             PacketSU->getInstr()->modifiesRegister(
> +                               NextMI->getOperand(0).getReg(), QRI))) {
> +          Dependence = true;
> +          break;
> +        }
> +      }
> +      if (!Dependence)
> +        GlueToNewValueJump = true;
> +      else
> +        return false;
> +    }
> +  }
> +
> +  if (SUJ->isSucc(SUI)) {
> +    for (unsigned i = 0;
> +         (i < SUJ->Succs.size()) && !FoundSequentialDependence;
> +         ++i) {
> +
> +      if (SUJ->Succs[i].getSUnit() != SUI) {
> +        continue;
> +      }
> +
> +      SDep::Kind DepType = SUJ->Succs[i].getKind();
> +
> +      // For direct calls:
> +      // Ignore register dependences for call instructions for
> +      // packetization purposes except for those due to r31 and
> +      // predicate registers.
> +      //
> +      // For indirect calls:
> +      // Same as direct calls + check for true dependences to the register
> +      // used in the indirect call.
> +      //
> +      // We completely ignore Order dependences for call instructions
> +      //
> +      // For returns:
> +      // Ignore register dependences for return instructions like jumpr,
> +      // dealloc return unless we have dependencies on the explicit uses
> +      // of the registers used by jumpr (like r31) or dealloc return
> +      // (like r29 or r30).
> +      //
> +      // TODO: Currently, jumpr is handling only return of r31. So, the
> +      // following logic (specificaly IsCallDependent) is working fine.
> +      // We need to enable jumpr for register other than r31 and then,
> +      // we need to rework the last part, where it handles indirect call
> +      // of that (IsCallDependent) function. Bug 6216 is opened for this.
> +      //
> +      unsigned DepReg;
> +      const TargetRegisterClass* RC;
> +      if (DepType == SDep::Data) {
> +        DepReg = SUJ->Succs[i].getReg();
> +        RC = QRI->getMinimalPhysRegClass(DepReg);
> +      }
> +      if ((MCIDI.isCall() || MCIDI.isReturn()) &&
> +          (!IsRegDependence(DepType) ||
> +            !IsCallDependent(I, DepType, SUJ->Succs[i].getReg()))) {
> +        /* do nothing */
> +      }
> +
> +      // For instructions that can be promoted to dot-new, try to promote.
> +      else if ((DepType == SDep::Data) &&
> +               CanPromoteToDotNew(I, SUJ, DepReg, MIToSUnit, II, RC) &&
> +               PromoteToDotNew(I, DepType, II, RC)) {
> +        PromotedToDotNew = true;
> +        /* do nothing */
> +      }
> +
> +      else if ((DepType == SDep::Data) &&
> +               (QII->isNewValueJump(I))) {
> +        /* do nothing */
> +      }
> +
> +      // For predicated instructions, if the predicates are complements
> +      // then there can be no dependence.
> +      else if (QII->isPredicated(I) &&
> +               QII->isPredicated(J) &&
> +          ArePredicatesComplements(I, J, MIToSUnit)) {
> +        /* do nothing */
> +
> +      }
> +      else if (IsDirectJump(I) &&
> +               !MCIDJ.isBranch() &&
> +               !MCIDJ.isCall() &&
> +               (DepType == SDep::Order)) {
> +        // Ignore Order dependences between unconditional direct branches
> +        // and non-control-flow instructions
> +        /* do nothing */
> +      }
> +      else if (MCIDI.isConditionalBranch() && (DepType != SDep::Data) &&
> +               (DepType != SDep::Output)) {
> +        // Ignore all dependences for jumps except for true and output
> +        // dependences
> +        /* do nothing */
> +      }
> +
> +      // Ignore output dependences due to superregs. We can
> +      // write to two different subregisters of R1:0 for instance
> +      // in the same cycle
> +      //
> +
> +      //
> +      // Let the
> +      // If neither I nor J defines DepReg, then this is a
> +      // superfluous output dependence. The dependence must be of the
> +      // form:
> +      //  R0 = ...
> +      //  R1 = ...
> +      // and there is an output dependence between the two instructions
> +      // with
> +      // DepReg = D0
> +      // We want to ignore these dependences.
> +      // Ideally, the dependence constructor should annotate such
> +      // dependences. We can then avoid this relatively expensive check.
> +      //
> +      else if (DepType == SDep::Output) {
> +        // DepReg is the register that's responsible for the dependence.
> +        unsigned DepReg = SUJ->Succs[i].getReg();
> +
> +        // Check if I and J really defines DepReg.
> +        if (I->definesRegister(DepReg) ||
> +            J->definesRegister(DepReg)) {
> +          FoundSequentialDependence = true;
> +          break;
> +        }
> +      }
> +
> +      // We ignore Order dependences for
> +      // 1. Two loads unless they are volatile.
> +      // 2. Two stores in V4 unless they are volatile.
> +      else if ((DepType == SDep::Order) &&
> +               !I->hasVolatileMemoryRef() &&
> +               !J->hasVolatileMemoryRef()) {
> +        if (QRI->Subtarget.hasV4TOps() &&
> +            // hexagonv4 allows dual store.
> +            MCIDI.mayStore() && MCIDJ.mayStore()) {
> +          /* do nothing */
> +        }
> +        // store followed by store-- not OK on V2
> +        // store followed by load -- not OK on all (OK if addresses
> +        // are not aliased)
> +        // load followed by store -- OK on all
> +        // load followed by load  -- OK on all
> +        else if ( !MCIDJ.mayStore()) {
> +          /* do nothing */
> +        }
> +        else {
> +          FoundSequentialDependence = true;
> +          break;
> +        }
> +      }
> +
> +      // For V4, special case ALLOCFRAME. Even though there is dependency
> +      // between ALLOCAFRAME and subsequent store, allow it to be
> +      // packetized in a same packet. This implies that the store is using
> +      // caller's SP. Hense, offset needs to be updated accordingly.
> +      else if (DepType == SDep::Data
> +               && QRI->Subtarget.hasV4TOps()
> +               && J->getOpcode() == Hexagon::ALLOCFRAME
> +               && (I->getOpcode() == Hexagon::STrid
> +                   || I->getOpcode() == Hexagon::STriw
> +                   || I->getOpcode() == Hexagon::STrib)
> +               && I->getOperand(0).getReg() == QRI->getStackRegister()
> +               && QII->isValidOffset(I->getOpcode(),
> +                                     I->getOperand(1).getImm() -
> +                                     (FrameSize + HEXAGON_LRFP_SIZE)))
> +      {
> +        GlueAllocframeStore = true;
> +        // Since this store is to be glued with allocframe in the same
> +        // packet, it will use SP of the previous stack frame, i.e
> +        // caller's SP. Therefore, we need to recalculate offset according
> +        // to this change.
> +        I->getOperand(1).setImm(I->getOperand(1).getImm() -
> +                                        (FrameSize + HEXAGON_LRFP_SIZE));
> +      }
> +
> +      //
> +      // Skip over anti-dependences. Two instructions that are
> +      // anti-dependent can share a packet
> +      //
> +      else if (DepType != SDep::Anti) {
> +        FoundSequentialDependence = true;
> +        break;
> +      }
> +    }
> +
> +    if (FoundSequentialDependence) {
> +      Dependence = true;
> +      return false;
> +    }
> +  }
> +
> +  return true;
> +}
> +
> +// isLegalToPruneDependencies
> +bool HexagonPacketizerList::isLegalToPruneDependencies(SUnit *SUI, SUnit
> *SUJ) {
> +  MachineInstr *I = SUI->getInstr();
> +  MachineInstr *J = SUJ->getInstr();
> +  assert(I && J && "Unable to packetize null instruction!");
> +
> +  const unsigned FrameSize = MF.getFrameInfo()->getStackSize();
> +
> +  if (Dependence) {
> +
> +    // Check if the instruction was promoted to a dot-new. If so, demote
> it
> +    // back into a dot-old.
> +    if (PromotedToDotNew) {
> +      DemoteToDotOld(I);
> +    }
> +
> +    // Check if the instruction (must be a store) was glued with an
> Allocframe
> +    // instruction. If so, restore its offset to its original value, i.e.
> use
> +    // curent SP instead of caller's SP.
> +    if (GlueAllocframeStore) {
> +      I->getOperand(1).setImm(I->getOperand(1).getImm() +
> +                                             FrameSize +
> HEXAGON_LRFP_SIZE);
> +    }
> +
> +    return false;
> +  }
> +  return true;
> +}
> +
> +MachineBasicBlock::iterator
> HexagonPacketizerList::addToPacket(MachineInstr *MI) {
> +
> +    MachineBasicBlock::iterator MII = MI;
> +    MachineBasicBlock *MBB = MI->getParent();
> +
> +    const HexagonInstrInfo *QII = (const HexagonInstrInfo *) TII;
> +
> +    if (GlueToNewValueJump) {
> +
> +      ++MII;
> +      MachineInstr *nvjMI = MII;
> +      assert(ResourceTracker->canReserveResources(MI));
> +      ResourceTracker->reserveResources(MI);
> +      if (QII->isExtended(MI) &&
> +          !tryAllocateResourcesForConstExt(MI)) {
> +        endPacket(MBB, MI);
> +        ResourceTracker->reserveResources(MI);
> +        assert(canReserveResourcesForConstExt(MI) &&
> +               "Ensure that there is a slot");
> +        reserveResourcesForConstExt(MI);
> +        // Reserve resources for new value jump constant extender.
> +        assert(canReserveResourcesForConstExt(MI) &&
> +               "Ensure that there is a slot");
> +        reserveResourcesForConstExt(nvjMI);
> +        assert(ResourceTracker->canReserveResources(nvjMI) &&
> +               "Ensure that there is a slot");
> +
> +      } else if (   // Extended instruction takes two slots in the packet.
> +        // Try reserve and allocate 4-byte in the current packet first.
> +        (QII->isExtended(nvjMI)
> +            && (!tryAllocateResourcesForConstExt(nvjMI)
> +                || !ResourceTracker->canReserveResources(nvjMI)))
> +        || // For non-extended instruction, no need to allocate extra 4
> bytes.
> +        (!QII->isExtended(nvjMI) &&
> !ResourceTracker->canReserveResources(nvjMI)))
> +      {
> +        endPacket(MBB, MI);
> +        // A new and empty packet starts.
> +        // We are sure that the resources requirements can be satisfied.
> +        // Therefore, do not need to call "canReserveResources" anymore.
> +        ResourceTracker->reserveResources(MI);
> +        if (QII->isExtended(nvjMI))
> +          reserveResourcesForConstExt(nvjMI);
> +      }
> +      // Here, we are sure that "reserveResources" would succeed.
> +      ResourceTracker->reserveResources(nvjMI);
> +      CurrentPacketMIs.push_back(MI);
> +      CurrentPacketMIs.push_back(nvjMI);
> +    } else {
> +      if (   QII->isExtended(MI)
> +          && (   !tryAllocateResourcesForConstExt(MI)
> +              || !ResourceTracker->canReserveResources(MI)))
> +      {
> +        endPacket(MBB, MI);
> +        // Check if the instruction was promoted to a dot-new. If so,
> demote it
> +        // back into a dot-old
> +        if (PromotedToDotNew) {
> +          DemoteToDotOld(MI);
> +        }
> +        reserveResourcesForConstExt(MI);
> +      }
> +      // In case that "MI" is not an extended insn,
> +      // the resource availability has already been checked.
> +      ResourceTracker->reserveResources(MI);
> +      CurrentPacketMIs.push_back(MI);
> +    }
> +    return MII;
> +}
> +
>
> +//===----------------------------------------------------------------------===//
> +//                         Public Constructor Functions
>
> +//===----------------------------------------------------------------------===//
> +
> +FunctionPass *llvm::createHexagonPacketizer() {
> +  return new HexagonPacketizer();
> +}
> +
>
> Modified: llvm/trunk/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.cpp?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.cpp
> (original)
> +++ llvm/trunk/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.cpp Thu
> Apr 12 16:06:38 2012
> @@ -15,6 +15,7 @@
>  #include "Hexagon.h"
>  #include "HexagonAsmPrinter.h"
>  #include "HexagonInstPrinter.h"
> +#include "HexagonMCInst.h"
>  #include "llvm/MC/MCInst.h"
>  #include "llvm/MC/MCAsmInfo.h"
>  #include "llvm/MC/MCExpr.h"
> @@ -37,20 +38,50 @@
>
>  void HexagonInstPrinter::printInst(const MCInst *MI, raw_ostream &O,
>                                    StringRef Annot) {
> +  printInst((const HexagonMCInst*)(MI), O, Annot);
> +}
> +
> +void HexagonInstPrinter::printInst(const HexagonMCInst *MI, raw_ostream
> &O,
> +                                   StringRef Annot) {
>   const char packetPadding[] = "      ";
>   const char startPacket = '{',
>              endPacket = '}';
>   // TODO: add outer HW loop when it's supported too.
>   if (MI->getOpcode() == Hexagon::ENDLOOP0) {
> -    MCInst Nop;
> +    // Ending a harware loop is different from ending an regular packet.
> +    assert(MI->isEndPacket() && "Loop end must also end the packet");
>
> -    O << packetPadding << startPacket << '\n';
> -    Nop.setOpcode(Hexagon::NOP);
> -    printInstruction(&Nop, O);
> -    O << packetPadding << endPacket;
> +    if (MI->isStartPacket()) {
> +      // There must be a packet to end a loop.
> +      // FIXME: when shuffling is always run, this shouldn't be needed.
> +      HexagonMCInst Nop;
> +      StringRef NoAnnot;
> +
> +      Nop.setOpcode (Hexagon::NOP);
> +      Nop.setStartPacket (MI->isStartPacket());
> +      printInst (&Nop, O, NoAnnot);
> +    }
> +
> +    // Close the packet.
> +    if (MI->isEndPacket())
> +      O << packetPadding << endPacket;
> +
> +    printInstruction(MI, O);
> +  }
> +  else {
> +    // Prefix the insn opening the packet.
> +    if (MI->isStartPacket())
> +      O << packetPadding << startPacket << '\n';
> +
> +    printInstruction(MI, O);
> +
> +    // Suffix the insn closing the packet.
> +    if (MI->isEndPacket())
> +      // Suffix the packet in a new line always, since the GNU assembler
> has
> +      // issues with a closing brace on the same line as CONST{32,64}.
> +      O << '\n' << packetPadding << endPacket;
>   }
>
> -  printInstruction(MI, O);
>   printAnnotation(O, Annot);
>  }
>
> @@ -69,18 +100,18 @@
>   }
>  }
>
> -void HexagonInstPrinter::printImmOperand
> -  (const MCInst *MI, unsigned OpNo, raw_ostream &O) const {
> +void HexagonInstPrinter::printImmOperand(const MCInst *MI, unsigned OpNo,
> +                                         raw_ostream &O) const {
>   O << MI->getOperand(OpNo).getImm();
>  }
>
>  void HexagonInstPrinter::printExtOperand(const MCInst *MI, unsigned OpNo,
> -                                                raw_ostream &O) const {
> +                                         raw_ostream &O) const {
>   O << MI->getOperand(OpNo).getImm();
>  }
>
> -void HexagonInstPrinter::printUnsignedImmOperand
> -  (const MCInst *MI, unsigned OpNo, raw_ostream &O) const {
> +void HexagonInstPrinter::printUnsignedImmOperand(const MCInst *MI,
> unsigned OpNo,
> +                                                 raw_ostream &O) const {
>   O << MI->getOperand(OpNo).getImm();
>  }
>
> @@ -89,13 +120,13 @@
>   O << -MI->getOperand(OpNo).getImm();
>  }
>
> -void HexagonInstPrinter::printNOneImmOperand
> -  (const MCInst *MI, unsigned OpNo, raw_ostream &O) const {
> +void HexagonInstPrinter::printNOneImmOperand(const MCInst *MI, unsigned
> OpNo,
> +                                             raw_ostream &O) const {
>   O << -1;
>  }
>
> -void HexagonInstPrinter::printMEMriOperand
> -  (const MCInst *MI, unsigned OpNo, raw_ostream &O) const {
> +void HexagonInstPrinter::printMEMriOperand(const MCInst *MI, unsigned
> OpNo,
> +                                           raw_ostream &O) const {
>   const MCOperand& MO0 = MI->getOperand(OpNo);
>   const MCOperand& MO1 = MI->getOperand(OpNo + 1);
>
> @@ -103,8 +134,8 @@
>   O << " + #" << MO1.getImm();
>  }
>
> -void HexagonInstPrinter::printFrameIndexOperand
> -  (const MCInst *MI, unsigned OpNo, raw_ostream &O) const {
> +void HexagonInstPrinter::printFrameIndexOperand(const MCInst *MI,
> unsigned OpNo,
> +                                                raw_ostream &O) const {
>   const MCOperand& MO0 = MI->getOperand(OpNo);
>   const MCOperand& MO1 = MI->getOperand(OpNo + 1);
>
>
> Modified: llvm/trunk/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.h
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.h?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.h
> (original)
> +++ llvm/trunk/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.h Thu Apr
> 12 16:06:38 2012
> @@ -14,6 +14,7 @@
>  #ifndef HEXAGONINSTPRINTER_H
>  #define HEXAGONINSTPRINTER_H
>
> +#include "HexagonMCInst.h"
>  #include "llvm/MC/MCInstPrinter.h"
>
>  namespace llvm {
> @@ -25,6 +26,7 @@
>       : MCInstPrinter(MAI, MII, MRI) {}
>
>     virtual void printInst(const MCInst *MI, raw_ostream &O, StringRef
> Annot);
> +    void printInst(const HexagonMCInst *MI, raw_ostream &O, StringRef
> Annot);
>     virtual StringRef getOpcodeName(unsigned Opcode) const;
>     void printInstruction(const MCInst *MI, raw_ostream &O);
>     StringRef getRegName(unsigned RegNo) const;
>
> Modified: llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonBaseInfo.h
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonBaseInfo.h?rev=154616&r1=154615&r2=154616&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonBaseInfo.h (original)
> +++ llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonBaseInfo.h Thu Apr
> 12 16:06:38 2012
> @@ -23,14 +23,41 @@
>  /// instruction info tracks.
>  ///
>  namespace HexagonII {
> -
>   // *** The code below must match HexagonInstrFormat*.td *** //
>
> +  // Insn types.
> +  // *** Must match HexagonInstrFormat*.td ***
> +  enum Type {
> +    TypePSEUDO = 0,
> +    TypeALU32  = 1,
> +    TypeCR     = 2,
> +    TypeJR     = 3,
> +    TypeJ      = 4,
> +    TypeLD     = 5,
> +    TypeST     = 6,
> +    TypeSYSTEM = 7,
> +    TypeXTYPE  = 8,
> +    TypeMEMOP  = 9,
> +    TypeNV     = 10,
> +    TypePREFIX = 30, // Such as extenders.
> +    TypeMARKER = 31  // Such as end of a HW loop.
> +  };
> +
> +
> +
>   // MCInstrDesc TSFlags
> +  // *** Must match HexagonInstrFormat*.td ***
>   enum {
> +    // This 5-bit field describes the insn type.
> +    TypePos  = 0,
> +    TypeMask = 0x1f,
> +
> +    // Solo instructions.
> +    SoloPos  = 5,
> +    SoloMask = 0x1,
>
>     // Predicated instructions.
> -    PredicatedPos  = 1,
> +    PredicatedPos  = 6,
>     PredicatedMask = 0x1
>   };
>
>
>
> _______________________________________________
> llvm-commits mailing list
> llvm-commits at cs.uiuc.edu
> http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
>



-- 
~Craig
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