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