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"
19 using namespace llvm;
20
run(Module & M)21 PreservedAnalyses BitcodeWriterPass::run(Module &M) {
22 WriteBitcodeToFile(&M, OS, ShouldPreserveUseListOrder);
23 return PreservedAnalyses::all();
24 }
25
26 namespace {
27 class WriteBitcodePass : public ModulePass {
28 raw_ostream &OS; // raw_ostream to print on
29 bool ShouldPreserveUseListOrder;
30
31 public:
32 static char ID; // Pass identification, replacement for typeid
WriteBitcodePass(raw_ostream & o,bool ShouldPreserveUseListOrder)33 explicit WriteBitcodePass(raw_ostream &o, bool ShouldPreserveUseListOrder)
34 : ModulePass(ID), OS(o),
35 ShouldPreserveUseListOrder(ShouldPreserveUseListOrder) {}
36
getPassName() const37 const char *getPassName() const override { return "Bitcode Writer"; }
38
runOnModule(Module & M)39 bool runOnModule(Module &M) override {
40 WriteBitcodeToFile(&M, OS, ShouldPreserveUseListOrder);
41 return false;
42 }
43 };
44 }
45
46 char WriteBitcodePass::ID = 0;
47
createBitcodeWriterPass(raw_ostream & Str,bool ShouldPreserveUseListOrder)48 ModulePass *llvm::createBitcodeWriterPass(raw_ostream &Str,
49 bool ShouldPreserveUseListOrder) {
50 return new WriteBitcodePass(Str, ShouldPreserveUseListOrder);
51 }
52