1 //===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- 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 X86 specific subclass of TargetMachine.
12 //===----------------------------------------------------------------------===//
14 #ifndef X86TARGETMACHINE_H
15 #define X86TARGETMACHINE_H
17 #include "X86FrameLowering.h"
18 #include "X86ISelLowering.h"
19 #include "X86InstrInfo.h"
20 #include "X86JITInfo.h"
21 #include "X86SelectionDAGInfo.h"
22 #include "X86Subtarget.h"
23 #include "llvm/IR/DataLayout.h"
24 #include "llvm/Target/TargetMachine.h"
30 class X86TargetMachine final : public LLVMTargetMachine {
31 virtual void anchor();
32 X86Subtarget Subtarget;
33 X86FrameLowering FrameLowering;
34 InstrItineraryData InstrItins;
35 const DataLayout DL; // Calculates type size & alignment
36 X86InstrInfo InstrInfo;
37 X86TargetLowering TLInfo;
38 X86SelectionDAGInfo TSInfo;
42 X86TargetMachine(const Target &T, StringRef TT,
43 StringRef CPU, StringRef FS, const TargetOptions &Options,
44 Reloc::Model RM, CodeModel::Model CM,
45 CodeGenOpt::Level OL);
47 const DataLayout *getDataLayout() const override { return &DL; }
48 const X86InstrInfo *getInstrInfo() const override {
51 const TargetFrameLowering *getFrameLowering() const override {
52 return &FrameLowering;
54 X86JITInfo *getJITInfo() override {
57 const X86Subtarget *getSubtargetImpl() const override { return &Subtarget; }
58 const X86TargetLowering *getTargetLowering() const override {
61 const X86SelectionDAGInfo *getSelectionDAGInfo() const override {
64 const X86RegisterInfo *getRegisterInfo() const override {
65 return &getInstrInfo()->getRegisterInfo();
67 const InstrItineraryData *getInstrItineraryData() const override {
71 /// \brief Register X86 analysis passes with a pass manager.
72 void addAnalysisPasses(PassManagerBase &PM) override;
74 // Set up the pass pipeline.
75 TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
77 bool addCodeEmitter(PassManagerBase &PM, JITCodeEmitter &JCE) override;
80 } // End llvm namespace