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f45edcc381
The global registry is used to allow command line override of the scheduler selection, but does not work well as the normal selection API. For example, the same LLVM process should be able to target multiple targets or subtargets. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191071 91177308-0d34-0410-b5e6-96231b3b80d8
84 lines
2.1 KiB
C++
84 lines
2.1 KiB
C++
//=====-- AMDGPUSubtarget.h - Define Subtarget for the AMDIL ---*- C++ -*-====//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//==-----------------------------------------------------------------------===//
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//
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/// \file
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/// \brief AMDGPU specific subclass of TargetSubtarget.
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//
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//===----------------------------------------------------------------------===//
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#ifndef AMDGPUSUBTARGET_H
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#define AMDGPUSUBTARGET_H
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#include "AMDGPU.h"
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Target/TargetSubtargetInfo.h"
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#define GET_SUBTARGETINFO_HEADER
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#include "AMDGPUGenSubtargetInfo.inc"
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#define MAX_CB_SIZE (1 << 16)
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namespace llvm {
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class AMDGPUSubtarget : public AMDGPUGenSubtargetInfo {
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public:
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enum Generation {
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R600 = 0,
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R700,
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EVERGREEN,
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NORTHERN_ISLANDS,
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SOUTHERN_ISLANDS
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};
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private:
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size_t DefaultSize[3];
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std::string DevName;
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bool Is64bit;
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bool Is32on64bit;
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bool DumpCode;
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bool R600ALUInst;
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bool HasVertexCache;
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short TexVTXClauseSize;
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enum Generation Gen;
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bool FP64;
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bool CaymanISA;
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InstrItineraryData InstrItins;
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public:
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AMDGPUSubtarget(StringRef TT, StringRef CPU, StringRef FS);
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const InstrItineraryData &getInstrItineraryData() const { return InstrItins; }
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virtual void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
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bool is64bit() const;
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bool hasVertexCache() const;
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short getTexVTXClauseSize() const;
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enum Generation getGeneration() const;
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bool hasHWFP64() const;
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bool hasCaymanISA() const;
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virtual bool enableMachineScheduler() const {
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return getGeneration() <= NORTHERN_ISLANDS;
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}
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// Helper functions to simplify if statements
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bool isTargetELF() const;
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std::string getDataLayout() const;
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std::string getDeviceName() const;
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virtual size_t getDefaultSize(uint32_t dim) const;
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bool dumpCode() const { return DumpCode; }
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bool r600ALUEncoding() const { return R600ALUInst; }
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};
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} // End namespace llvm
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#endif // AMDGPUSUBTARGET_H
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