LLVM API Documentation
00001 //===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- C++ -*-===// 00002 // 00003 // The LLVM Compiler Infrastructure 00004 // 00005 // This file was developed by the LLVM research group and is distributed under 00006 // the University of Illinois Open Source License. See LICENSE.TXT for details. 00007 // 00008 //===----------------------------------------------------------------------===// 00009 // 00010 // This file declares the X86 specific subclass of TargetMachine. 00011 // 00012 //===----------------------------------------------------------------------===// 00013 00014 #ifndef X86TARGETMACHINE_H 00015 #define X86TARGETMACHINE_H 00016 00017 #include "llvm/Target/TargetMachine.h" 00018 #include "llvm/Target/TargetData.h" 00019 #include "llvm/Target/TargetFrameInfo.h" 00020 #include "llvm/PassManager.h" 00021 #include "X86.h" 00022 #include "X86InstrInfo.h" 00023 #include "X86JITInfo.h" 00024 #include "X86Subtarget.h" 00025 #include "X86ISelLowering.h" 00026 00027 namespace llvm { 00028 00029 class X86TargetMachine : public TargetMachine { 00030 X86Subtarget Subtarget; 00031 const TargetData DataLayout; // Calculates type size & alignment 00032 TargetFrameInfo FrameInfo; 00033 X86InstrInfo InstrInfo; 00034 X86JITInfo JITInfo; 00035 X86TargetLowering TLInfo; 00036 public: 00037 X86TargetMachine(const Module &M, const std::string &FS); 00038 00039 virtual const X86InstrInfo *getInstrInfo() const { return &InstrInfo; } 00040 virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; } 00041 virtual TargetJITInfo *getJITInfo() { return &JITInfo; } 00042 virtual const TargetSubtarget *getSubtargetImpl() const{ return &Subtarget; } 00043 virtual X86TargetLowering *getTargetLowering() const { 00044 return const_cast<X86TargetLowering*>(&TLInfo); 00045 } 00046 virtual const MRegisterInfo *getRegisterInfo() const { 00047 return &InstrInfo.getRegisterInfo(); 00048 } 00049 virtual const TargetData *getTargetData() const { return &DataLayout; } 00050 00051 virtual bool addPassesToEmitMachineCode(FunctionPassManager &PM, 00052 MachineCodeEmitter &MCE); 00053 00054 virtual bool addPassesToEmitFile(PassManager &PM, std::ostream &Out, 00055 CodeGenFileType FileType, bool Fast); 00056 00057 static unsigned getModuleMatchQuality(const Module &M); 00058 static unsigned getJITMatchQuality(); 00059 }; 00060 } // End llvm namespace 00061 00062 #endif