src/gallium/drivers/radeon/AMDGPURegisterInfo.h

   1 //===-- AMDGPURegisterInfo.h - AMDGPURegisterInfo Interface -*- 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 TargetRegisterInfo interface that is implemented
  11 // by all hw codegen targets.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #ifndef AMDGPUREGISTERINFO_H_
  16 #define AMDGPUREGISTERINFO_H_
  17
  18 #include "AMDILRegisterInfo.h"
  19
  20 namespace llvm {
  21
  22 class AMDGPUTargetMachine;
  23 class TargetInstrInfo;
  24
  25 struct AMDGPURegisterInfo : public AMDILRegisterInfo
  26 {
  27   AMDGPUTargetMachine &TM;
  28   const TargetInstrInfo &TII;
  29
  30   AMDGPURegisterInfo(AMDGPUTargetMachine &tm, const TargetInstrInfo &tii);
  31
  32   virtual BitVector getReservedRegs(const MachineFunction &MF) const = 0;
  33
  34   /// getISARegClass - rc is an AMDIL reg class.  This function returns the
  35   /// ISA reg class that is equivalent to the given AMDIL reg class.
  36   virtual const TargetRegisterClass *
  37     getISARegClass(const TargetRegisterClass * rc) const = 0;
  38 };
  39
  40 } // End namespace llvm
  41
  42 #endif // AMDIDSAREGISTERINFO_H_