llvm-6502/lib/Target/ARM64/ARM64TargetMachine.h
Tim Northover 7b837d8c75 ARM64: initial backend import
This adds a second implementation of the AArch64 architecture to LLVM,
accessible in parallel via the "arm64" triple. The plan over the
coming weeks & months is to merge the two into a single backend,
during which time thorough code review should naturally occur.

Everything will be easier with the target in-tree though, hence this
commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205090 91177308-0d34-0410-b5e6-96231b3b80d8
2014-03-29 10:18:08 +00:00

70 lines
2.1 KiB
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//===-- ARM64TargetMachine.h - Define TargetMachine for ARM64 ---*- 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 ARM64 specific subclass of TargetMachine.
//
//===----------------------------------------------------------------------===//
#ifndef ARM64TARGETMACHINE_H
#define ARM64TARGETMACHINE_H
#include "ARM64InstrInfo.h"
#include "ARM64ISelLowering.h"
#include "ARM64Subtarget.h"
#include "ARM64FrameLowering.h"
#include "ARM64SelectionDAGInfo.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/MC/MCStreamer.h"
namespace llvm {
class ARM64TargetMachine : public LLVMTargetMachine {
protected:
ARM64Subtarget Subtarget;
private:
const DataLayout DL;
ARM64InstrInfo InstrInfo;
ARM64TargetLowering TLInfo;
ARM64FrameLowering FrameLowering;
ARM64SelectionDAGInfo TSInfo;
public:
ARM64TargetMachine(const Target &T, StringRef TT, StringRef CPU, StringRef FS,
const TargetOptions &Options, Reloc::Model RM,
CodeModel::Model CM, CodeGenOpt::Level OL);
virtual const ARM64Subtarget *getSubtargetImpl() const { return &Subtarget; }
virtual const ARM64TargetLowering *getTargetLowering() const {
return &TLInfo;
}
virtual const DataLayout *getDataLayout() const { return &DL; }
virtual const ARM64FrameLowering *getFrameLowering() const {
return &FrameLowering;
}
virtual const ARM64InstrInfo *getInstrInfo() const { return &InstrInfo; }
virtual const ARM64RegisterInfo *getRegisterInfo() const {
return &InstrInfo.getRegisterInfo();
}
virtual const ARM64SelectionDAGInfo *getSelectionDAGInfo() const {
return &TSInfo;
}
// Pass Pipeline Configuration
virtual TargetPassConfig *createPassConfig(PassManagerBase &PM);
/// \brief Register ARM64 analysis passes with a pass manager.
virtual void addAnalysisPasses(PassManagerBase &PM);
};
} // end namespace llvm
#endif