lib/Target/CppBackend/CPPTargetMachine.h

   1 //===-- CPPTargetMachine.h - TargetMachine for the C++ backend --*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file declares the TargetMachine that is used by the C++ backend.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef CPPTARGETMACHINE_H
  15 #define CPPTARGETMACHINE_H
  16
  17 #include "llvm/Target/TargetMachine.h"
  18 #include "llvm/Target/TargetData.h"
  19
  20 namespace llvm {
  21
  22 class raw_ostream;
  23
  24 struct CPPTargetMachine : public TargetMachine {
  25   const TargetData DataLayout;       // Calculates type size & alignment
  26
  27   CPPTargetMachine(const Module &M, const std::string &FS)
  28     : DataLayout(&M) {}
  29
  30   virtual bool WantsWholeFile() const { return true; }
  31   virtual bool addPassesToEmitWholeFile(PassManager &PM, raw_ostream &Out,
  32                                         CodeGenFileType FileType,
  33                                         CodeGenOpt::Level OptLevel);
  34
  35   // This class always works, but shouldn't be the default in most cases.
  36   static unsigned getModuleMatchQuality(const Module &M) { return 1; }
  37
  38   virtual const TargetData *getTargetData() const { return &DataLayout; }
  39 };
  40
  41 } // End llvm namespace
  42
  43
  44 #endif