1//===- LTO.h ----------------------------------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef LLD_MACHO_LTO_H
10#define LLD_MACHO_LTO_H
11
12#include "lld/Common/LLVM.h"
13#include "llvm/ADT/DenseSet.h"
14#include "llvm/ADT/SmallString.h"
15#include "llvm/Support/MemoryBuffer.h"
16#include "llvm/Support/raw_ostream.h"
17#include <memory>
18#include <vector>
19
20namespace llvm::lto {
21class LTO;
22} // namespace llvm::lto
23
24namespace lld::macho {
25
26class BitcodeFile;
27class ObjFile;
28
29class BitcodeCompiler {
30public:
31 BitcodeCompiler();
32
33 void add(BitcodeFile &f);
34 std::vector<ObjFile *> compile();
35
36private:
37 std::unique_ptr<llvm::lto::LTO> ltoObj;
38 std::vector<llvm::SmallString<0>> buf;
39 std::vector<std::unique_ptr<llvm::MemoryBuffer>> files;
40 std::unique_ptr<llvm::raw_fd_ostream> indexFile;
41 llvm::DenseSet<StringRef> thinIndices;
42 bool hasFiles = false;
43};
44
45} // namespace lld::macho
46
47#endif
48