1 //===-- AMDGPURegisterInfo.h - AMDGPURegisterInfo Interface -*- C++ -*-----===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
11 /// \brief TargetRegisterInfo interface that is implemented by all hw codegen
14 //===----------------------------------------------------------------------===//
16 #ifndef LLVM_LIB_TARGET_AMDGPU_AMDGPUREGISTERINFO_H
17 #define LLVM_LIB_TARGET_AMDGPU_AMDGPUREGISTERINFO_H
19 #define GET_REGINFO_HEADER
20 #include "AMDGPUGenRegisterInfo.inc"
24 class AMDGPUSubtarget;
25 class TargetInstrInfo;
27 struct AMDGPURegisterInfo : public AMDGPUGenRegisterInfo {
30 /// \returns the sub reg enum value for the given \p Channel
31 /// (e.g. getSubRegFromChannel(0) -> AMDGPU::sub0)
32 unsigned getSubRegFromChannel(unsigned Channel) const;
35 } // End namespace llvm