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//===-- NVPTXTargetMachine.h - Define TargetMachine for NVPTX ---*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares the NVPTX specific subclass of TargetMachine.
//
//===----------------------------------------------------------------------===//
#ifndef NVPTX_TARGETMACHINE_H
#define NVPTX_TARGETMACHINE_H
#include "ManagedStringPool.h"
#include "NVPTXFrameLowering.h"
#include "NVPTXISelLowering.h"
#include "NVPTXInstrInfo.h"
#include "NVPTXRegisterInfo.h"
#include "NVPTXSubtarget.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/Target/TargetFrameLowering.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetSelectionDAGInfo.h"
namespace llvm {
/// NVPTXTargetMachine
///
class NVPTXTargetMachine : public LLVMTargetMachine {
NVPTXSubtarget Subtarget;
const DataLayout DL; // Calculates type size & alignment
NVPTXInstrInfo InstrInfo;
NVPTXTargetLowering TLInfo;
TargetSelectionDAGInfo TSInfo;
// NVPTX does not have any call stack frame, but need a NVPTX specific
// FrameLowering class because TargetFrameLowering is abstract.
NVPTXFrameLowering FrameLowering;
// Hold Strings that can be free'd all together with NVPTXTargetMachine
ManagedStringPool ManagedStrPool;
public:
NVPTXTargetMachine(const Target &T, StringRef TT, StringRef CPU, StringRef FS,
const TargetOptions &Options, Reloc::Model RM,
CodeModel::Model CM, CodeGenOpt::Level OP, bool is64bit);
const TargetFrameLowering *getFrameLowering() const override {
return &FrameLowering;
}
const NVPTXInstrInfo *getInstrInfo() const override { return &InstrInfo; }
const DataLayout *getDataLayout() const override { return &DL; }
const NVPTXSubtarget *getSubtargetImpl() const override { return &Subtarget; }
const NVPTXRegisterInfo *getRegisterInfo() const override {
return &InstrInfo.getRegisterInfo();
}
const NVPTXTargetLowering *getTargetLowering() const override {
return &TLInfo;
}
const TargetSelectionDAGInfo *getSelectionDAGInfo() const override {
return &TSInfo;
}
ManagedStringPool *getManagedStrPool() const {
return const_cast<ManagedStringPool *>(&ManagedStrPool);
}
TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
// Emission of machine code through JITCodeEmitter is not supported.
bool addPassesToEmitMachineCode(PassManagerBase &, JITCodeEmitter &,
bool = true) override {
return true;
}
// Emission of machine code through MCJIT is not supported.
bool addPassesToEmitMC(PassManagerBase &, MCContext *&, raw_ostream &,
bool = true) override {
return true;
}
}; // NVPTXTargetMachine.
class NVPTXTargetMachine32 : public NVPTXTargetMachine {
virtual void anchor();
public:
NVPTXTargetMachine32(const Target &T, StringRef TT, StringRef CPU,
StringRef FS, const TargetOptions &Options,
Reloc::Model RM, CodeModel::Model CM,
CodeGenOpt::Level OL);
};
class NVPTXTargetMachine64 : public NVPTXTargetMachine {
virtual void anchor();
public:
NVPTXTargetMachine64(const Target &T, StringRef TT, StringRef CPU,
StringRef FS, const TargetOptions &Options,
Reloc::Model RM, CodeModel::Model CM,
CodeGenOpt::Level OL);
};
} // end namespace llvm
#endif
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