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//===- ThinLTOBitcodeWriter.h - Bitcode writing pass for ThinLTO ----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This pass prepares a module containing type metadata for ThinLTO by splitting
// it into regular and thin LTO parts if possible, and writing both parts to
// a multi-module bitcode file. Modules that do not contain type metadata are
// written unmodified as a single module.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TRANSFORMS_IPO_THINLTOBITCODEWRITER_H
#define LLVM_TRANSFORMS_IPO_THINLTOBITCODEWRITER_H
#include <llvm/IR/PassManager.h>
#include <llvm/Support/raw_ostream.h>
namespace llvm {
class ThinLTOBitcodeWriterPass
: public PassInfoMixin<ThinLTOBitcodeWriterPass> {
raw_ostream &OS;
raw_ostream *ThinLinkOS;
public:
// Writes bitcode to OS. Also write thin link file to ThinLinkOS, if
// it's not nullptr.
ThinLTOBitcodeWriterPass(raw_ostream &OS, raw_ostream *ThinLinkOS)
: OS(OS), ThinLinkOS(ThinLinkOS) {}
PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM);
};
} // namespace llvm
#endif
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