src/gallium/drivers/radeon/AMDGPUCodeEmitter.h

   1 //===-- AMDGPUCodeEmitter.h - AMDGPU Code Emitter interface -----------------===//
   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 // CodeEmitter interface for R600 and SI codegen.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef AMDGPUCODEEMITTER_H
  15 #define AMDGPUCODEEMITTER_H
  16
  17 namespace llvm {
  18
  19   class AMDGPUCodeEmitter {
  20   public:
  21     uint64_t getBinaryCodeForInstr(const MachineInstr &MI) const;
  22     virtual uint64_t getMachineOpValue(const MachineInstr &MI,
  23                                    const MachineOperand &MO) const { return 0; }
  24     virtual unsigned GPR4AlignEncode(const MachineInstr  &MI,
  25                                      unsigned OpNo) const {
  26       return 0;
  27     }
  28     virtual unsigned GPR2AlignEncode(const MachineInstr &MI,
  29                                      unsigned OpNo) const {
  30       return 0;
  31     }
  32     virtual uint64_t VOPPostEncode(const MachineInstr &MI,
  33                                    uint64_t Value) const {
  34       return Value;
  35     }
  36     virtual uint64_t i32LiteralEncode(const MachineInstr &MI,
  37                                       unsigned OpNo) const {
  38       return 0;
  39     }
  40     virtual uint32_t SMRDmemriEncode(const MachineInstr &MI, unsigned OpNo)
  41                                                                      const {
  42       return 0;
  43     }
  44   };
  45
  46 } // End namespace llvm
  47
  48 #endif // AMDGPUCODEEMITTER_H