lib/Bitcode/Writer/BitcodeWriterPass.cpp

   1 //===--- Bitcode/Writer/BitcodeWriterPass.cpp - Bitcode Writer ------------===//
   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 // BitcodeWriterPass implementation.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "llvm/Bitcode/ReaderWriter.h"
  15 #include "llvm/Pass.h"
  16 using namespace llvm;
  17
  18 namespace {
  19   class WriteBitcodePass : public ModulePass {
  20     raw_ostream &OS; // raw_ostream to print on
  21   public:
  22     static char ID; // Pass identification, replacement for typeid
  23     explicit WriteBitcodePass(raw_ostream &o)
  24       : ModulePass(&ID), OS(o) {}
  25
  26     const char *getPassName() const { return "Bitcode Writer"; }
  27
  28     bool runOnModule(Module &M) {
  29       WriteBitcodeToFile(&M, OS);
  30       return false;
  31     }
  32   };
  33 }
  34
  35 char WriteBitcodePass::ID = 0;
  36
  37 /// createBitcodeWriterPass - Create and return a pass that writes the module
  38 /// to the specified ostream.
  39 ModulePass *llvm::createBitcodeWriterPass(raw_ostream &Str) {
  40   return new WriteBitcodePass(Str);
  41 }