1 //=====-- AMDGPUSubtarget.h - Define Subtarget for the AMDIL ---*- 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 /// \file 11 /// \brief AMDGPU specific subclass of TargetSubtarget. 12 // 13 //===----------------------------------------------------------------------===// 14 15 #ifndef AMDGPUSUBTARGET_H 16 #define AMDGPUSUBTARGET_H 17 #include "AMDILDevice.h" 18 #include "llvm/ADT/StringExtras.h" 19 #include "llvm/ADT/StringRef.h" 20 #include "llvm/Target/TargetSubtargetInfo.h" 21 22 #define GET_SUBTARGETINFO_HEADER 23 #include "AMDGPUGenSubtargetInfo.inc" 24 25 #define MAX_CB_SIZE (1 << 16) 26 27 namespace llvm { 28 29 class AMDGPUSubtarget : public AMDGPUGenSubtargetInfo { 30 private: 31 bool CapsOverride[AMDGPUDeviceInfo::MaxNumberCapabilities]; 32 const AMDGPUDevice *Device; 33 size_t DefaultSize[3]; 34 std::string DevName; 35 bool Is64bit; 36 bool Is32on64bit; 37 bool DumpCode; 38 bool R600ALUInst; 39 40 InstrItineraryData InstrItins; 41 42 public: 43 AMDGPUSubtarget(StringRef TT, StringRef CPU, StringRef FS); 44 virtual ~AMDGPUSubtarget(); 45 46 const InstrItineraryData &getInstrItineraryData() const { return InstrItins; } 47 virtual void ParseSubtargetFeatures(StringRef CPU, StringRef FS); 48 49 bool isOverride(AMDGPUDeviceInfo::Caps) const; 50 bool is64bit() const; 51 52 // Helper functions to simplify if statements 53 bool isTargetELF() const; 54 const AMDGPUDevice* device() const; 55 std::string getDataLayout() const; 56 std::string getDeviceName() const; 57 virtual size_t getDefaultSize(uint32_t dim) const; 58 bool dumpCode() const { return DumpCode; } 59 bool r600ALUEncoding() const { return R600ALUInst; } 60 61 }; 62 63 } // End namespace llvm 64 65 #endif // AMDGPUSUBTARGET_H 66
