| //===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- 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 X86 specific subclass of TargetMachine. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef X86TARGETMACHINE_H |
| #define X86TARGETMACHINE_H |
| |
| #include "X86.h" |
| #include "X86ELFWriterInfo.h" |
| #include "X86InstrInfo.h" |
| #include "X86ISelLowering.h" |
| #include "X86FrameLowering.h" |
| #include "X86JITInfo.h" |
| #include "X86SelectionDAGInfo.h" |
| #include "X86Subtarget.h" |
| #include "llvm/Target/TargetMachine.h" |
| #include "llvm/Target/TargetData.h" |
| #include "llvm/Target/TargetFrameLowering.h" |
| |
| namespace llvm { |
| |
| class formatted_raw_ostream; |
| class StringRef; |
| |
| class X86TargetMachine : public LLVMTargetMachine { |
| X86Subtarget Subtarget; |
| X86FrameLowering FrameLowering; |
| X86ELFWriterInfo ELFWriterInfo; |
| |
| public: |
| X86TargetMachine(const Target &T, StringRef TT, |
| StringRef CPU, StringRef FS, const TargetOptions &Options, |
| Reloc::Model RM, CodeModel::Model CM, |
| CodeGenOpt::Level OL, |
| bool is64Bit); |
| |
| virtual const X86InstrInfo *getInstrInfo() const { |
| llvm_unreachable("getInstrInfo not implemented"); |
| } |
| virtual const TargetFrameLowering *getFrameLowering() const { |
| return &FrameLowering; |
| } |
| virtual X86JITInfo *getJITInfo() { |
| llvm_unreachable("getJITInfo not implemented"); |
| } |
| virtual const X86Subtarget *getSubtargetImpl() const{ return &Subtarget; } |
| virtual const X86TargetLowering *getTargetLowering() const { |
| llvm_unreachable("getTargetLowering not implemented"); |
| } |
| virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const { |
| llvm_unreachable("getSelectionDAGInfo not implemented"); |
| } |
| virtual const X86RegisterInfo *getRegisterInfo() const { |
| return &getInstrInfo()->getRegisterInfo(); |
| } |
| virtual const X86ELFWriterInfo *getELFWriterInfo() const { |
| return Subtarget.isTargetELF() ? &ELFWriterInfo : 0; |
| } |
| |
| // Set up the pass pipeline. |
| virtual bool addInstSelector(PassManagerBase &PM); |
| virtual bool addPreRegAlloc(PassManagerBase &PM); |
| virtual bool addPostRegAlloc(PassManagerBase &PM); |
| virtual bool addPreEmitPass(PassManagerBase &PM); |
| virtual bool addCodeEmitter(PassManagerBase &PM, |
| JITCodeEmitter &JCE); |
| }; |
| |
| /// X86_32TargetMachine - X86 32-bit target machine. |
| /// |
| class X86_32TargetMachine : public X86TargetMachine { |
| virtual void anchor(); |
| const TargetData DataLayout; // Calculates type size & alignment |
| X86InstrInfo InstrInfo; |
| X86SelectionDAGInfo TSInfo; |
| X86TargetLowering TLInfo; |
| X86JITInfo JITInfo; |
| public: |
| X86_32TargetMachine(const Target &T, StringRef TT, |
| StringRef CPU, StringRef FS, const TargetOptions &Options, |
| Reloc::Model RM, CodeModel::Model CM, |
| CodeGenOpt::Level OL); |
| virtual const TargetData *getTargetData() const { return &DataLayout; } |
| virtual const X86TargetLowering *getTargetLowering() const { |
| return &TLInfo; |
| } |
| virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const { |
| return &TSInfo; |
| } |
| virtual const X86InstrInfo *getInstrInfo() const { |
| return &InstrInfo; |
| } |
| virtual X86JITInfo *getJITInfo() { |
| return &JITInfo; |
| } |
| }; |
| |
| /// X86_64TargetMachine - X86 64-bit target machine. |
| /// |
| class X86_64TargetMachine : public X86TargetMachine { |
| virtual void anchor(); |
| const TargetData DataLayout; // Calculates type size & alignment |
| X86InstrInfo InstrInfo; |
| X86SelectionDAGInfo TSInfo; |
| X86TargetLowering TLInfo; |
| X86JITInfo JITInfo; |
| public: |
| X86_64TargetMachine(const Target &T, StringRef TT, |
| StringRef CPU, StringRef FS, const TargetOptions &Options, |
| Reloc::Model RM, CodeModel::Model CM, |
| CodeGenOpt::Level OL); |
| virtual const TargetData *getTargetData() const { return &DataLayout; } |
| virtual const X86TargetLowering *getTargetLowering() const { |
| return &TLInfo; |
| } |
| virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const { |
| return &TSInfo; |
| } |
| virtual const X86InstrInfo *getInstrInfo() const { |
| return &InstrInfo; |
| } |
| virtual X86JITInfo *getJITInfo() { |
| return &JITInfo; |
| } |
| }; |
| |
| } // End llvm namespace |
| |
| #endif |