BitcodeWriterPass.cpp revision 302408
1//===- BitcodeWriterPass.cpp - Bitcode writing pass -----------------------===// 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/BitcodeWriterPass.h" 15#include "llvm/Bitcode/ReaderWriter.h" 16#include "llvm/IR/Module.h" 17#include "llvm/IR/PassManager.h" 18#include "llvm/Pass.h" 19using namespace llvm; 20 21PreservedAnalyses BitcodeWriterPass::run(Module &M) { 22 WriteBitcodeToFile(&M, OS, ShouldPreserveUseListOrder, EmitFunctionSummary); 23 return PreservedAnalyses::all(); 24} 25 26namespace { 27 class WriteBitcodePass : public ModulePass { 28 raw_ostream &OS; // raw_ostream to print on 29 bool ShouldPreserveUseListOrder; 30 bool EmitFunctionSummary; 31 32 public: 33 static char ID; // Pass identification, replacement for typeid 34 explicit WriteBitcodePass(raw_ostream &o, bool ShouldPreserveUseListOrder, 35 bool EmitFunctionSummary) 36 : ModulePass(ID), OS(o), 37 ShouldPreserveUseListOrder(ShouldPreserveUseListOrder), 38 EmitFunctionSummary(EmitFunctionSummary) {} 39 40 const char *getPassName() const override { return "Bitcode Writer"; } 41 42 bool runOnModule(Module &M) override { 43 WriteBitcodeToFile(&M, OS, ShouldPreserveUseListOrder, 44 EmitFunctionSummary); 45 return false; 46 } 47 }; 48} 49 50char WriteBitcodePass::ID = 0; 51 52ModulePass *llvm::createBitcodeWriterPass(raw_ostream &Str, 53 bool ShouldPreserveUseListOrder, 54 bool EmitFunctionSummary) { 55 return new WriteBitcodePass(Str, ShouldPreserveUseListOrder, 56 EmitFunctionSummary); 57} 58