X86TargetMachine.h revision 206083
11849Swollman//===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- C++ -*-===// 21849Swollman// 31849Swollman// The LLVM Compiler Infrastructure 41849Swollman// 51849Swollman// This file is distributed under the University of Illinois Open Source 61849Swollman// License. See LICENSE.TXT for details. 71849Swollman// 81849Swollman//===----------------------------------------------------------------------===// 91849Swollman// 101849Swollman// This file declares the X86 specific subclass of TargetMachine. 111849Swollman// 121849Swollman//===----------------------------------------------------------------------===// 131849Swollman 141849Swollman#ifndef X86TARGETMACHINE_H 151849Swollman#define X86TARGETMACHINE_H 161849Swollman 171849Swollman#include "llvm/Target/TargetMachine.h" 181849Swollman#include "llvm/Target/TargetData.h" 191849Swollman#include "llvm/Target/TargetFrameInfo.h" 201849Swollman#include "X86.h" 211849Swollman#include "X86ELFWriterInfo.h" 221849Swollman#include "X86InstrInfo.h" 231849Swollman#include "X86JITInfo.h" 241849Swollman#include "X86Subtarget.h" 251849Swollman#include "X86ISelLowering.h" 261849Swollman 271849Swollmannamespace llvm { 281849Swollman 291849Swollmanclass formatted_raw_ostream; 301849Swollman 311849Swollmanclass X86TargetMachine : public LLVMTargetMachine { 321849Swollman X86Subtarget Subtarget; 331849Swollman const TargetData DataLayout; // Calculates type size & alignment 341849Swollman TargetFrameInfo FrameInfo; 351849Swollman X86InstrInfo InstrInfo; 361849Swollman X86JITInfo JITInfo; 3792999Sobrien X86TargetLowering TLInfo; 3892999Sobrien X86ELFWriterInfo ELFWriterInfo; 3992999Sobrien Reloc::Model DefRelocModel; // Reloc model before it's overridden. 4092999Sobrien 4192999Sobrienprivate: 421849Swollman // We have specific defaults for X86. 431849Swollman virtual void setCodeModelForJIT(); 441849Swollman virtual void setCodeModelForStatic(); 451849Swollman 461849Swollmanpublic: 4787006Sjhb X86TargetMachine(const Target &T, const std::string &TT, 481849Swollman const std::string &FS, bool is64Bit); 491849Swollman 501849Swollman virtual const X86InstrInfo *getInstrInfo() const { return &InstrInfo; } 511849Swollman virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; } 521849Swollman virtual X86JITInfo *getJITInfo() { return &JITInfo; } 5315634Speter virtual const X86Subtarget *getSubtargetImpl() const{ return &Subtarget; } 5415634Speter virtual X86TargetLowering *getTargetLowering() const { 5515634Speter return const_cast<X86TargetLowering*>(&TLInfo); 56 } 57 virtual const X86RegisterInfo *getRegisterInfo() const { 58 return &InstrInfo.getRegisterInfo(); 59 } 60 virtual const TargetData *getTargetData() const { return &DataLayout; } 61 virtual const X86ELFWriterInfo *getELFWriterInfo() const { 62 return Subtarget.isTargetELF() ? &ELFWriterInfo : 0; 63 } 64 65 // Set up the pass pipeline. 66 virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel); 67 virtual bool addPreRegAlloc(PassManagerBase &PM, CodeGenOpt::Level OptLevel); 68 virtual bool addPostRegAlloc(PassManagerBase &PM, CodeGenOpt::Level OptLevel); 69 virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel); 70 virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel, 71 JITCodeEmitter &JCE); 72}; 73 74/// X86_32TargetMachine - X86 32-bit target machine. 75/// 76class X86_32TargetMachine : public X86TargetMachine { 77public: 78 X86_32TargetMachine(const Target &T, const std::string &M, 79 const std::string &FS); 80}; 81 82/// X86_64TargetMachine - X86 64-bit target machine. 83/// 84class X86_64TargetMachine : public X86TargetMachine { 85public: 86 X86_64TargetMachine(const Target &T, const std::string &TT, 87 const std::string &FS); 88}; 89 90} // End llvm namespace 91 92#endif 93