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;
55 InstrItineraryData InstrItins;
58 AMDGPUSubtarget(StringRef TT, StringRef CPU, StringRef FS);
60 const InstrItineraryData &getInstrItineraryData() const { return InstrItins; }
61 virtual void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
64 bool hasVertexCache() const;
65 short getTexVTXClauseSize() const;
66 enum Generation getGeneration() const;
67 bool hasHWFP64() const;
68 bool hasCaymanISA() const;
69 bool IsIRStructurizerEnabled() const;
70 bool isIfCvtEnabled() const;
72 virtual bool enableMachineScheduler() const {
73 return getGeneration() <= NORTHERN_ISLANDS;
76 // Helper functions to simplify if statements
77 bool isTargetELF() const;
78 std::string getDeviceName() const;
79 virtual size_t getDefaultSize(uint32_t dim) const;
80 bool dumpCode() const { return DumpCode; }
81 bool r600ALUEncoding() const { return R600ALUInst; }
85 } // End namespace llvm
87 #endif // AMDGPUSUBTARGET_H