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
2.6 KiB
C++
100 lines
2.6 KiB
C++
//===-- DebugMacros.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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#ifndef LLDB_SYMBOL_DEBUGMACROS_H
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#define LLDB_SYMBOL_DEBUGMACROS_H
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#include <memory>
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#include <vector>
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#include "lldb/Utility/ConstString.h"
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#include "lldb/lldb-private.h"
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namespace lldb_private {
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class CompileUnit;
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class DebugMacros;
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typedef std::shared_ptr<DebugMacros> DebugMacrosSP;
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class DebugMacroEntry {
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public:
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enum EntryType : uint8_t {
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INVALID, DEFINE, UNDEF, START_FILE, END_FILE, INDIRECT
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};
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static DebugMacroEntry CreateDefineEntry(uint32_t line, const char *str);
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static DebugMacroEntry CreateUndefEntry(uint32_t line, const char *str);
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static DebugMacroEntry CreateStartFileEntry(uint32_t line,
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uint32_t debug_line_file_idx);
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static DebugMacroEntry CreateEndFileEntry();
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static DebugMacroEntry
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CreateIndirectEntry(const DebugMacrosSP &debug_macros_sp);
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DebugMacroEntry() : m_type(INVALID), m_line(0), m_debug_line_file_idx(0) {}
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~DebugMacroEntry() = default;
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EntryType GetType() const { return static_cast<EntryType>(m_type); }
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uint64_t GetLineNumber() const { return m_line; }
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ConstString GetMacroString() const { return m_str; }
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const FileSpec &GetFileSpec(CompileUnit *comp_unit) const;
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DebugMacros *GetIndirectDebugMacros() const {
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return m_debug_macros_sp.get();
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}
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private:
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DebugMacroEntry(EntryType type, uint32_t line, uint32_t debug_line_file_idx,
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const char *str);
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DebugMacroEntry(EntryType type, const DebugMacrosSP &debug_macros_sp);
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uint32_t m_type : 3;
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uint32_t m_line : 29;
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uint32_t m_debug_line_file_idx;
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ConstString m_str;
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DebugMacrosSP m_debug_macros_sp;
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};
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class DebugMacros {
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public:
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DebugMacros() = default;
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~DebugMacros() = default;
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void AddMacroEntry(const DebugMacroEntry &entry) {
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m_macro_entries.push_back(entry);
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}
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size_t GetNumMacroEntries() const { return m_macro_entries.size(); }
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DebugMacroEntry GetMacroEntryAtIndex(const size_t index) const {
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if (index < m_macro_entries.size())
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return m_macro_entries[index];
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else
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return DebugMacroEntry();
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}
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private:
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DebugMacros(const DebugMacros &) = delete;
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const DebugMacros &operator=(const DebugMacros &) = delete;
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std::vector<DebugMacroEntry> m_macro_entries;
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};
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} // namespace lldb_private
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#endif // LLDB_SYMBOL_DEBUGMACROS_H
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