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"
20 #include "X86InstrInfo.h"
24 class X86TargetMachine : public TargetMachine {
25 X86InstrInfo InstrInfo;
26 TargetFrameInfo FrameInfo;
28 X86TargetMachine(const Module &M);
30 virtual const X86InstrInfo &getInstrInfo() const { return InstrInfo; }
31 virtual const TargetFrameInfo &getFrameInfo() const { return FrameInfo; }
32 virtual const MRegisterInfo *getRegisterInfo() const {
33 return &InstrInfo.getRegisterInfo();
36 virtual const TargetSchedInfo &getSchedInfo() const { abort(); }
37 virtual const TargetRegInfo &getRegInfo() const { abort(); }
38 virtual const TargetCacheInfo &getCacheInfo() const { abort(); }
40 /// addPassesToJITCompile - Add passes to the specified pass manager to
41 /// implement a fast dynamic compiler for this target. Return true if this is
42 /// not supported for this target.
44 virtual bool addPassesToJITCompile(FunctionPassManager &PM);
46 /// addPassesToEmitMachineCode - Add passes to the specified pass manager to
47 /// get machine code emitted. This uses a MachineCodeEmitter object to handle
48 /// actually outputting the machine code and resolving things like the address
49 /// of functions. This method should returns true if machine code emission is
52 virtual bool addPassesToEmitMachineCode(FunctionPassManager &PM,
53 MachineCodeEmitter &MCE);
55 virtual bool addPassesToEmitAssembly(PassManager &PM, std::ostream &Out);
57 virtual void replaceMachineCodeForFunction (void *Old, void *New);
60 } // End llvm namespace