6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
100 lines
3.5 KiB
C++
100 lines
3.5 KiB
C++
//===-- LVReaderHandler.h ---------------------------------------*- C++ -*-===//
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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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// This class implements the Reader handler.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_DEBUGINFO_LOGICALVIEW_READERS_LVREADERHANDLER_H
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#define LLVM_DEBUGINFO_LOGICALVIEW_READERS_LVREADERHANDLER_H
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#include "llvm/ADT/PointerUnion.h"
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#include "llvm/DebugInfo/LogicalView/Core/LVReader.h"
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#include "llvm/DebugInfo/PDB/Native/PDBFile.h"
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#include "llvm/Object/Archive.h"
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#include "llvm/Object/MachOUniversal.h"
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#include "llvm/Object/ObjectFile.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include "llvm/Support/ScopedPrinter.h"
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#include <string>
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#include <vector>
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namespace llvm {
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namespace logicalview {
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using LVReaders = std::vector<std::unique_ptr<LVReader>>;
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using ArgVector = std::vector<std::string>;
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using PdbOrObj = PointerUnion<object::ObjectFile *, pdb::PDBFile *>;
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// This class performs the following tasks:
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// - Creates a logical reader for every binary file in the command line,
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// that parses the debug information and creates a high level logical
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// view representation containing scopes, symbols, types and lines.
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// - Prints and compares the logical views.
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//
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// The supported binary formats are: ELF, Mach-O and CodeView.
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class LVReaderHandler {
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ArgVector &Objects;
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ScopedPrinter &W;
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raw_ostream &OS;
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LVReaders TheReaders;
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Error createReaders();
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Error printReaders();
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Error compareReaders();
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Error handleArchive(LVReaders &Readers, StringRef Filename,
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object::Archive &Arch);
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Error handleBuffer(LVReaders &Readers, StringRef Filename,
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MemoryBufferRef Buffer, StringRef ExePath = {});
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Error handleFile(LVReaders &Readers, StringRef Filename,
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StringRef ExePath = {});
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Error handleMach(LVReaders &Readers, StringRef Filename,
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object::MachOUniversalBinary &Mach);
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Error handleObject(LVReaders &Readers, StringRef Filename,
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object::Binary &Binary);
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Error handleObject(LVReaders &Readers, StringRef Filename, StringRef Buffer,
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StringRef ExePath);
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Error createReader(StringRef Filename, LVReaders &Readers, PdbOrObj &Input,
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StringRef FileFormatName, StringRef ExePath = {});
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public:
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LVReaderHandler() = delete;
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LVReaderHandler(ArgVector &Objects, ScopedPrinter &W,
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LVOptions &ReaderOptions)
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: Objects(Objects), W(W), OS(W.getOStream()) {
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setOptions(&ReaderOptions);
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}
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LVReaderHandler(const LVReaderHandler &) = delete;
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LVReaderHandler &operator=(const LVReaderHandler &) = delete;
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Error createReader(StringRef Filename, LVReaders &Readers) {
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return handleFile(Readers, Filename);
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}
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Error process();
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Expected<std::unique_ptr<LVReader>> createReader(StringRef Pathname) {
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LVReaders Readers;
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if (Error Err = createReader(Pathname, Readers))
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return std::move(Err);
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return std::move(Readers[0]);
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}
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void print(raw_ostream &OS) const;
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#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
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void dump() const { print(dbgs()); }
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#endif
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};
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} // end namespace logicalview
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} // namespace llvm
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#endif // LLVM_DEBUGINFO_LOGICALVIEW_READERS_LVREADERHANDLER_H
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