llvm-project/llvm/lib/Bitcode/Writer/BitcodeWriterPass.cpp

48 lines
1.3 KiB
C++

//===- BitcodeWriterPass.cpp - Bitcode writing pass -----------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// BitcodeWriterPass implementation.
//
//===----------------------------------------------------------------------===//
#include "llvm/Bitcode/BitcodeWriterPass.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/PassManager.h"
#include "llvm/Pass.h"
using namespace llvm;
PreservedAnalyses BitcodeWriterPass::run(Module *M) {
WriteBitcodeToFile(M, OS);
return PreservedAnalyses::all();
}
namespace {
class WriteBitcodePass : public ModulePass {
raw_ostream &OS; // raw_ostream to print on
public:
static char ID; // Pass identification, replacement for typeid
explicit WriteBitcodePass(raw_ostream &o)
: ModulePass(ID), OS(o) {}
const char *getPassName() const override { return "Bitcode Writer"; }
bool runOnModule(Module &M) override {
WriteBitcodeToFile(&M, OS);
return false;
}
};
}
char WriteBitcodePass::ID = 0;
ModulePass *llvm::createBitcodeWriterPass(raw_ostream &Str) {
return new WriteBitcodePass(Str);
}