1 //==-- AArch64TargetMachine.h - Define TargetMachine for AArch64 -*- 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 //===----------------------------------------------------------------------===//
10 // This file declares the AArch64 specific subclass of TargetMachine.
12 //===----------------------------------------------------------------------===//
14 #ifndef LLVM_LIB_TARGET_AARCH64_AARCH64TARGETMACHINE_H
15 #define LLVM_LIB_TARGET_AARCH64_AARCH64TARGETMACHINE_H
17 #include "AArch64InstrInfo.h"
18 #include "AArch64Subtarget.h"
19 #include "llvm/IR/DataLayout.h"
20 #include "llvm/Target/TargetMachine.h"
24 class AArch64TargetMachine : public LLVMTargetMachine {
27 std::unique_ptr<TargetLoweringObjectFile> TLOF;
28 AArch64Subtarget Subtarget;
29 mutable StringMap<std::unique_ptr<AArch64Subtarget>> SubtargetMap;
32 AArch64TargetMachine(const Target &T, StringRef TT, StringRef CPU,
33 StringRef FS, const TargetOptions &Options,
34 Reloc::Model RM, CodeModel::Model CM,
35 CodeGenOpt::Level OL, bool IsLittleEndian);
37 ~AArch64TargetMachine() override;
39 const DataLayout *getDataLayout() const override { return &DL; }
40 const AArch64Subtarget *getSubtargetImpl() const override {
43 const AArch64Subtarget *getSubtargetImpl(const Function &F) const override;
45 // Pass Pipeline Configuration
46 TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
48 /// \brief Register AArch64 analysis passes with a pass manager.
49 void addAnalysisPasses(PassManagerBase &PM) override;
51 TargetLoweringObjectFile* getObjFileLowering() const override {
59 // AArch64leTargetMachine - AArch64 little endian target machine.
61 class AArch64leTargetMachine : public AArch64TargetMachine {
62 virtual void anchor();
64 AArch64leTargetMachine(const Target &T, StringRef TT, StringRef CPU,
65 StringRef FS, const TargetOptions &Options,
66 Reloc::Model RM, CodeModel::Model CM,
67 CodeGenOpt::Level OL);
70 // AArch64beTargetMachine - AArch64 big endian target machine.
72 class AArch64beTargetMachine : public AArch64TargetMachine {
73 virtual void anchor();
75 AArch64beTargetMachine(const Target &T, StringRef TT, StringRef CPU,
76 StringRef FS, const TargetOptions &Options,
77 Reloc::Model RM, CodeModel::Model CM,
78 CodeGenOpt::Level OL);
81 } // end namespace llvm