lib/Target/ARM/Thumb2RegisterInfo.h

   1 //===- Thumb2RegisterInfo.h - Thumb-2 Register Information Impl -*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file contains the Thumb-2 implementation of the TargetRegisterInfo
  11 // class.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #ifndef THUMB2REGISTERINFO_H
  16 #define THUMB2REGISTERINFO_H
  17
  18 #include "ARM.h"
  19 #include "ARMRegisterInfo.h"
  20 #include "llvm/Target/TargetRegisterInfo.h"
  21
  22 namespace llvm {
  23   class ARMSubtarget;
  24   class ARMBaseInstrInfo;
  25   class Type;
  26
  27 struct Thumb2RegisterInfo : public ARMBaseRegisterInfo {
  28 public:
  29   Thumb2RegisterInfo(const ARMBaseInstrInfo &tii, const ARMSubtarget &STI);
  30
  31   /// emitLoadConstPool - Emits a load from constpool to materialize the
  32   /// specified immediate.
  33   void emitLoadConstPool(MachineBasicBlock &MBB,
  34                          MachineBasicBlock::iterator &MBBI,
  35                          DebugLoc dl,
  36                          unsigned DestReg, unsigned SubIdx, int Val,
  37                          ARMCC::CondCodes Pred = ARMCC::AL,
  38                          unsigned PredReg = 0,
  39                          unsigned MIFlags = MachineInstr::NoFlags) const;
  40 };
  41 }
  42
  43 #endif // THUMB2REGISTERINFO_H