1 //=====-- AMDGPUSubtarget.h - Define Subtarget for the AMDIL ---*- 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 AMDGPU specific subclass of TargetSubtarget.
13 //===----------------------------------------------------------------------===//
15 #ifndef AMDGPUSUBTARGET_H
16 #define AMDGPUSUBTARGET_H
18 #include "llvm/ADT/StringExtras.h"
19 #include "llvm/ADT/StringRef.h"
20 #include "llvm/Target/TargetSubtargetInfo.h"
22 #define GET_SUBTARGETINFO_HEADER
23 #include "AMDGPUGenSubtargetInfo.inc"
25 #define MAX_CB_SIZE (1 << 16)
29 class AMDGPUSubtarget : public AMDGPUGenSubtargetInfo {
41 size_t DefaultSize[3];
48 short TexVTXClauseSize;
52 bool EnableIRStructurizer;
54 InstrItineraryData InstrItins;
57 AMDGPUSubtarget(StringRef TT, StringRef CPU, StringRef FS);
59 const InstrItineraryData &getInstrItineraryData() const { return InstrItins; }
60 virtual void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
63 bool hasVertexCache() const;
64 short getTexVTXClauseSize() const;
65 enum Generation getGeneration() const;
66 bool hasHWFP64() const;
67 bool hasCaymanISA() const;
68 bool IsIRStructurizerEnabled() const;
70 virtual bool enableMachineScheduler() const {
71 return getGeneration() <= NORTHERN_ISLANDS;
74 // Helper functions to simplify if statements
75 bool isTargetELF() const;
76 std::string getDataLayout() const;
77 std::string getDeviceName() const;
78 virtual size_t getDefaultSize(uint32_t dim) const;
79 bool dumpCode() const { return DumpCode; }
80 bool r600ALUEncoding() const { return R600ALUInst; }
84 } // End namespace llvm
86 #endif // AMDGPUSUBTARGET_H