1 //===- BitcodeWriterPass.cpp - Bitcode writing pass -----------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // BitcodeWriterPass implementation.
12 //===----------------------------------------------------------------------===//
14 #include "llvm/Bitcode/BitcodeWriterPass.h"
15 #include "llvm/Bitcode/ReaderWriter.h"
16 #include "llvm/IR/Module.h"
17 #include "llvm/IR/PassManager.h"
18 #include "llvm/IR/UseListOrder.h"
19 #include "llvm/Pass.h"
22 PreservedAnalyses BitcodeWriterPass::run(Module &M) {
23 WriteBitcodeToFile(&M, OS, shouldPreserveBitcodeUseListOrder());
24 return PreservedAnalyses::all();
28 class WriteBitcodePass : public ModulePass {
29 raw_ostream &OS; // raw_ostream to print on
31 static char ID; // Pass identification, replacement for typeid
32 explicit WriteBitcodePass(raw_ostream &o)
33 : ModulePass(ID), OS(o) {}
35 const char *getPassName() const override { return "Bitcode Writer"; }
37 bool runOnModule(Module &M) override {
38 WriteBitcodeToFile(&M, OS, shouldPreserveBitcodeUseListOrder());
44 char WriteBitcodePass::ID = 0;
46 ModulePass *llvm::createBitcodeWriterPass(raw_ostream &Str) {
47 return new WriteBitcodePass(Str);