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
18 #include "X86InstrInfo.h"
19 #include "X86ISelLowering.h"
20 #include "X86FrameLowering.h"
21 #include "X86JITInfo.h"
22 #include "X86SelectionDAGInfo.h"
23 #include "X86Subtarget.h"
24 #include "llvm/Target/TargetMachine.h"
25 #include "llvm/DataLayout.h"
26 #include "llvm/Target/TargetFrameLowering.h"
27 #include "llvm/Target/TargetTransformImpl.h"
33 class X86TargetMachine : public LLVMTargetMachine {
34 X86Subtarget Subtarget;
35 X86FrameLowering FrameLowering;
36 InstrItineraryData InstrItins;
39 X86TargetMachine(const Target &T, StringRef TT,
40 StringRef CPU, StringRef FS, const TargetOptions &Options,
41 Reloc::Model RM, CodeModel::Model CM,
45 virtual const X86InstrInfo *getInstrInfo() const {
46 llvm_unreachable("getInstrInfo not implemented");
48 virtual const TargetFrameLowering *getFrameLowering() const {
49 return &FrameLowering;
51 virtual X86JITInfo *getJITInfo() {
52 llvm_unreachable("getJITInfo not implemented");
54 virtual const X86Subtarget *getSubtargetImpl() const{ return &Subtarget; }
55 virtual const X86TargetLowering *getTargetLowering() const {
56 llvm_unreachable("getTargetLowering not implemented");
58 virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const {
59 llvm_unreachable("getSelectionDAGInfo not implemented");
61 virtual const X86RegisterInfo *getRegisterInfo() const {
62 return &getInstrInfo()->getRegisterInfo();
64 virtual const InstrItineraryData *getInstrItineraryData() const {
68 // Set up the pass pipeline.
69 virtual TargetPassConfig *createPassConfig(PassManagerBase &PM);
71 virtual bool addCodeEmitter(PassManagerBase &PM,
75 /// X86_32TargetMachine - X86 32-bit target machine.
77 class X86_32TargetMachine : public X86TargetMachine {
78 virtual void anchor();
79 const DataLayout DL; // Calculates type size & alignment
80 X86InstrInfo InstrInfo;
81 X86SelectionDAGInfo TSInfo;
82 X86TargetLowering TLInfo;
84 ScalarTargetTransformImpl STTI;
85 X86VectorTargetTransformInfo VTTI;
87 X86_32TargetMachine(const Target &T, StringRef TT,
88 StringRef CPU, StringRef FS, const TargetOptions &Options,
89 Reloc::Model RM, CodeModel::Model CM,
90 CodeGenOpt::Level OL);
91 virtual const DataLayout *getDataLayout() const { return &DL; }
92 virtual const X86TargetLowering *getTargetLowering() const {
95 virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const {
98 virtual const X86InstrInfo *getInstrInfo() const {
101 virtual X86JITInfo *getJITInfo() {
104 virtual const ScalarTargetTransformInfo *getScalarTargetTransformInfo()const {
107 virtual const VectorTargetTransformInfo *getVectorTargetTransformInfo()const {
112 /// X86_64TargetMachine - X86 64-bit target machine.
114 class X86_64TargetMachine : public X86TargetMachine {
115 virtual void anchor();
116 const DataLayout DL; // Calculates type size & alignment
117 X86InstrInfo InstrInfo;
118 X86SelectionDAGInfo TSInfo;
119 X86TargetLowering TLInfo;
121 X86ScalarTargetTransformImpl STTI;
122 X86VectorTargetTransformInfo VTTI;
124 X86_64TargetMachine(const Target &T, StringRef TT,
125 StringRef CPU, StringRef FS, const TargetOptions &Options,
126 Reloc::Model RM, CodeModel::Model CM,
127 CodeGenOpt::Level OL);
128 virtual const DataLayout *getDataLayout() const { return &DL; }
129 virtual const X86TargetLowering *getTargetLowering() const {
132 virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const {
135 virtual const X86InstrInfo *getInstrInfo() const {
138 virtual X86JITInfo *getJITInfo() {
141 virtual const ScalarTargetTransformInfo *getScalarTargetTransformInfo()const {
144 virtual const VectorTargetTransformInfo *getVectorTargetTransformInfo()const {
149 } // End llvm namespace