| //===- Bitcode/Writer/DXILBitcodeWriter.cpp - DXIL Bitcode Writer ---------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // Bitcode writer implementation. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_DXILWRITER_DXILBITCODEWRITER_H |
| #define LLVM_DXILWRITER_DXILBITCODEWRITER_H |
| |
| #include "llvm/ADT/StringRef.h" |
| #include "llvm/IR/ModuleSummaryIndex.h" |
| #include "llvm/MC/StringTableBuilder.h" |
| #include "llvm/Support/Allocator.h" |
| #include "llvm/Support/MemoryBufferRef.h" |
| #include <map> |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| namespace llvm { |
| |
| class BitstreamWriter; |
| class Module; |
| class raw_ostream; |
| |
| namespace dxil { |
| |
| class BitcodeWriter { |
| SmallVectorImpl<char> &Buffer; |
| std::unique_ptr<BitstreamWriter> Stream; |
| |
| StringTableBuilder StrtabBuilder{StringTableBuilder::RAW}; |
| |
| // Owns any strings created by the irsymtab writer until we create the |
| // string table. |
| BumpPtrAllocator Alloc; |
| |
| void writeBlob(unsigned Block, unsigned Record, StringRef Blob); |
| |
| std::vector<Module *> Mods; |
| |
| public: |
| /// Create a BitcodeWriter that writes to Buffer. |
| BitcodeWriter(SmallVectorImpl<char> &Buffer, raw_fd_stream *FS = nullptr); |
| |
| ~BitcodeWriter(); |
| |
| /// Write the specified module to the buffer specified at construction time. |
| void writeModule(const Module &M); |
| }; |
| |
| /// Write the specified module to the specified raw output stream. |
| /// |
| /// For streams where it matters, the given stream should be in "binary" |
| /// mode. |
| void WriteDXILToFile(const Module &M, raw_ostream &Out); |
| |
| } // namespace dxil |
| |
| } // namespace llvm |
| |
| #endif // LLVM_DXILWRITER_DXILBITCODEWRITER_H |