X86TargetMachine.h revision 8844a0ba898a3a1db7f5fd91ecf6a5402e3d51a0 
1//===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- C++ -*-===//
2//
3// This file declares the X86 specific subclass of TargetMachine.
4//
5//===----------------------------------------------------------------------===//
6
7#ifndef X86TARGETMACHINE_H
8#define X86TARGETMACHINE_H
9
10#include "llvm/Target/TargetMachine.h"
11#include "llvm/Target/TargetFrameInfo.h"
12#include "llvm/PassManager.h"
13#include "X86InstrInfo.h"
14
15class X86TargetMachine : public TargetMachine {
16  X86InstrInfo InstrInfo;
17  TargetFrameInfo FrameInfo;
18public:
19  X86TargetMachine(unsigned Configuration);
20
21  virtual const X86InstrInfo     &getInstrInfo() const { return InstrInfo; }
22  virtual const TargetFrameInfo  &getFrameInfo() const { return FrameInfo; }
23  virtual const MRegisterInfo *getRegisterInfo() const {
24    return &InstrInfo.getRegisterInfo();
25  }
26
27  virtual const TargetSchedInfo &getSchedInfo()  const { abort(); }
28  virtual const TargetRegInfo   &getRegInfo()    const { abort(); }
29  virtual const TargetCacheInfo  &getCacheInfo() const { abort(); }
30  virtual const TargetOptInfo    &getOptInfo()   const { abort(); }
31
32  /// addPassesToJITCompile - Add passes to the specified pass manager to
33  /// implement a fast dynamic compiler for this target.  Return true if this is
34  /// not supported for this target.
35  ///
36  virtual bool addPassesToJITCompile(FunctionPassManager &PM);
37
38  /// addPassesToEmitMachineCode - Add passes to the specified pass manager to
39  /// get machine code emitted.  This uses a MachineCodeEmitter object to handle
40  /// actually outputting the machine code and resolving things like the address
41  /// of functions.  This method should returns true if machine code emission is
42  /// not supported.
43  ///
44  virtual bool addPassesToEmitMachineCode(FunctionPassManager &PM,
45                                          MachineCodeEmitter &MCE);
46
47  virtual bool addPassesToEmitAssembly(PassManager &PM, std::ostream &Out);
48};
49
50#endif
51