1 //===-- DebugMacros.h -------------------------------------------*- C++ -*-===//
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
7 //===----------------------------------------------------------------------===//
9 #ifndef liblldb_DebugMacros_h_
10 #define liblldb_DebugMacros_h_
15 #include "lldb/Utility/ConstString.h"
16 #include "lldb/lldb-private.h"
18 namespace lldb_private {
22 typedef std::shared_ptr<DebugMacros> DebugMacrosSP;
24 class DebugMacroEntry {
26 enum EntryType : uint8_t {
27 INVALID, DEFINE, UNDEF, START_FILE, END_FILE, INDIRECT
31 static DebugMacroEntry CreateDefineEntry(uint32_t line, const char *str);
33 static DebugMacroEntry CreateUndefEntry(uint32_t line, const char *str);
35 static DebugMacroEntry CreateStartFileEntry(uint32_t line,
36 uint32_t debug_line_file_idx);
38 static DebugMacroEntry CreateEndFileEntry();
40 static DebugMacroEntry
41 CreateIndirectEntry(const DebugMacrosSP &debug_macros_sp);
43 DebugMacroEntry() : m_type(INVALID) {}
45 ~DebugMacroEntry() = default;
47 EntryType GetType() const { return static_cast<EntryType>(m_type); }
49 uint64_t GetLineNumber() const { return m_line; }
51 ConstString GetMacroString() const { return m_str; }
53 const FileSpec &GetFileSpec(CompileUnit *comp_unit) const;
55 DebugMacros *GetIndirectDebugMacros() const {
56 return m_debug_macros_sp.get();
60 DebugMacroEntry(EntryType type, uint32_t line, uint32_t debug_line_file_idx,
63 DebugMacroEntry(EntryType type, const DebugMacrosSP &debug_macros_sp);
67 uint32_t m_debug_line_file_idx;
69 DebugMacrosSP m_debug_macros_sp;
74 DebugMacros() = default;
76 ~DebugMacros() = default;
78 void AddMacroEntry(const DebugMacroEntry &entry) {
79 m_macro_entries.push_back(entry);
82 size_t GetNumMacroEntries() const { return m_macro_entries.size(); }
84 DebugMacroEntry GetMacroEntryAtIndex(const size_t index) const {
85 if (index < m_macro_entries.size())
86 return m_macro_entries[index];
88 return DebugMacroEntry();
92 DISALLOW_COPY_AND_ASSIGN(DebugMacros);
94 std::vector<DebugMacroEntry> m_macro_entries;
97 } // namespace lldb_private
99 #endif // liblldb_DebugMacros_h_