1 //===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by the LLVM research group and is distributed under
6 // the University of Illinois Open Source 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 "llvm/Target/TargetMachine.h"
18 #include "llvm/Target/TargetFrameInfo.h"
19 #include "llvm/PassManager.h"
21 #include "X86InstrInfo.h"
22 #include "X86JITInfo.h"
23 #include "X86Subtarget.h"
24 #include "X86ISelLowering.h"
28 class X86TargetMachine : public TargetMachine {
29 const TargetData DataLayout; // Calculates type size & alignment
30 X86InstrInfo InstrInfo;
31 X86Subtarget Subtarget;
32 TargetFrameInfo FrameInfo;
34 X86TargetLowering TLInfo;
36 X86TargetMachine(const Module &M, const std::string &FS);
38 virtual const X86InstrInfo *getInstrInfo() const { return &InstrInfo; }
39 virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; }
40 virtual TargetJITInfo *getJITInfo() { return &JITInfo; }
41 virtual const TargetSubtarget *getSubtargetImpl() const{ return &Subtarget; }
42 virtual X86TargetLowering *getTargetLowering() { return &TLInfo; }
43 virtual const MRegisterInfo *getRegisterInfo() const {
44 return &InstrInfo.getRegisterInfo();
46 virtual const TargetData *getTargetData() const { return &DataLayout; }
48 virtual bool addPassesToEmitMachineCode(FunctionPassManager &PM,
49 MachineCodeEmitter &MCE);
51 virtual bool addPassesToEmitFile(PassManager &PM, std::ostream &Out,
52 CodeGenFileType FileType, bool Fast);
54 static unsigned getModuleMatchQuality(const Module &M);
55 static unsigned getJITMatchQuality();
57 } // End llvm namespace