lib/Target/X86/X86TargetMachine.h

   1 //===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   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.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file declares the X86 specific subclass of TargetMachine.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef X86TARGETMACHINE_H
  15 #define X86TARGETMACHINE_H
  16
  17 #include "llvm/Target/TargetMachine.h"
  18 #include "llvm/Target/TargetFrameInfo.h"
  19 #include "llvm/PassManager.h"
  20 #include "X86InstrInfo.h"
  21 #include "X86JITInfo.h"
  22
  23 namespace llvm {
  24 class IntrinsicLowering;
  25
  26 class X86TargetMachine : public TargetMachine {
  27   X86InstrInfo    InstrInfo;
  28   TargetFrameInfo FrameInfo;
  29   X86JITInfo      JITInfo;
  30 public:
  31   X86TargetMachine(const Module &M, IntrinsicLowering *IL);
  32
  33   virtual const X86InstrInfo     *getInstrInfo() const { return &InstrInfo; }
  34   virtual const TargetFrameInfo  *getFrameInfo() const { return &FrameInfo; }
  35   virtual       TargetJITInfo    *getJITInfo()         { return &JITInfo; }
  36   virtual const MRegisterInfo    *getRegisterInfo() const {
  37     return &InstrInfo.getRegisterInfo();
  38   }
  39
  40   /// addPassesToEmitMachineCode - Add passes to the specified pass manager to
  41   /// get machine code emitted.  This uses a MachineCodeEmitter object to handle
  42   /// actually outputting the machine code and resolving things like the address
  43   /// of functions.  This method should returns true if machine code emission is
  44   /// not supported.
  45   ///
  46   virtual bool addPassesToEmitMachineCode(FunctionPassManager &PM,
  47                                           MachineCodeEmitter &MCE);
  48
  49   virtual bool addPassesToEmitAssembly(PassManager &PM, std::ostream &Out);
  50
  51   static unsigned getModuleMatchQuality(const Module &M);
  52   static unsigned getJITMatchQuality();
  53 };
  54 } // End llvm namespace
  55
  56 #endif