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Diffstat (limited to 'source/Plugins/SymbolFile/DWARF/DWARFDebugMacro.cpp')
-rw-r--r--source/Plugins/SymbolFile/DWARF/DWARFDebugMacro.cpp187
1 files changed, 93 insertions, 94 deletions
diff --git a/source/Plugins/SymbolFile/DWARF/DWARFDebugMacro.cpp b/source/Plugins/SymbolFile/DWARF/DWARFDebugMacro.cpp
index 75c812e6e79d..1c31d1c42598 100644
--- a/source/Plugins/SymbolFile/DWARF/DWARFDebugMacro.cpp
+++ b/source/Plugins/SymbolFile/DWARF/DWARFDebugMacro.cpp
@@ -17,112 +17,111 @@
using namespace lldb_private;
DWARFDebugMacroHeader
-DWARFDebugMacroHeader::ParseHeader(const DWARFDataExtractor &debug_macro_data, lldb::offset_t *offset)
-{
- DWARFDebugMacroHeader header;
+DWARFDebugMacroHeader::ParseHeader(const DWARFDataExtractor &debug_macro_data,
+ lldb::offset_t *offset) {
+ DWARFDebugMacroHeader header;
- // Skip over the version field in header.
- header.m_version = debug_macro_data.GetU16(offset);
+ // Skip over the version field in header.
+ header.m_version = debug_macro_data.GetU16(offset);
- uint8_t flags = debug_macro_data.GetU8(offset);
- header.m_offset_is_64_bit = flags & OFFSET_SIZE_MASK ? true : false;
+ uint8_t flags = debug_macro_data.GetU8(offset);
+ header.m_offset_is_64_bit = flags & OFFSET_SIZE_MASK ? true : false;
- if (flags & DEBUG_LINE_OFFSET_MASK)
- {
- if (header.m_offset_is_64_bit)
- header.m_debug_line_offset = debug_macro_data.GetU64(offset);
- else
- header.m_debug_line_offset = debug_macro_data.GetU32(offset);
- }
+ if (flags & DEBUG_LINE_OFFSET_MASK) {
+ if (header.m_offset_is_64_bit)
+ header.m_debug_line_offset = debug_macro_data.GetU64(offset);
+ else
+ header.m_debug_line_offset = debug_macro_data.GetU32(offset);
+ }
- // Skip over the operands table if it is present.
- if (flags & OPCODE_OPERANDS_TABLE_MASK)
- SkipOperandTable(debug_macro_data, offset);
+ // Skip over the operands table if it is present.
+ if (flags & OPCODE_OPERANDS_TABLE_MASK)
+ SkipOperandTable(debug_macro_data, offset);
- return header;
+ return header;
}
-void
-DWARFDebugMacroHeader::SkipOperandTable(const DWARFDataExtractor &debug_macro_data, lldb::offset_t *offset)
-{
- uint8_t entry_count = debug_macro_data.GetU8(offset);
- for (uint8_t i = 0; i < entry_count; i++)
- {
- // Skip over the opcode number.
- debug_macro_data.GetU8(offset);
+void DWARFDebugMacroHeader::SkipOperandTable(
+ const DWARFDataExtractor &debug_macro_data, lldb::offset_t *offset) {
+ uint8_t entry_count = debug_macro_data.GetU8(offset);
+ for (uint8_t i = 0; i < entry_count; i++) {
+ // Skip over the opcode number.
+ debug_macro_data.GetU8(offset);
- uint64_t operand_count = debug_macro_data.GetULEB128(offset);
+ uint64_t operand_count = debug_macro_data.GetULEB128(offset);
- for (uint64_t j = 0; j < operand_count; j++)
- {
- // Skip over the operand form
- debug_macro_data.GetU8(offset);
- }
+ for (uint64_t j = 0; j < operand_count; j++) {
+ // Skip over the operand form
+ debug_macro_data.GetU8(offset);
}
+ }
}
-void
-DWARFDebugMacroEntry::ReadMacroEntries(const DWARFDataExtractor &debug_macro_data,
- const DWARFDataExtractor &debug_str_data,
- const bool offset_is_64_bit,
- lldb::offset_t *offset,
- SymbolFileDWARF *sym_file_dwarf,
- DebugMacrosSP &debug_macros_sp)
-{
- llvm::dwarf::MacroEntryType type = static_cast<llvm::dwarf::MacroEntryType>(debug_macro_data.GetU8(offset));
- while (type != 0)
- {
- lldb::offset_t new_offset = 0, str_offset = 0;
- uint32_t line = 0;
- const char *macro_str = nullptr;
- uint32_t debug_line_file_idx = 0;
+void DWARFDebugMacroEntry::ReadMacroEntries(
+ const DWARFDataExtractor &debug_macro_data,
+ const DWARFDataExtractor &debug_str_data, const bool offset_is_64_bit,
+ lldb::offset_t *offset, SymbolFileDWARF *sym_file_dwarf,
+ DebugMacrosSP &debug_macros_sp) {
+ llvm::dwarf::MacroEntryType type =
+ static_cast<llvm::dwarf::MacroEntryType>(debug_macro_data.GetU8(offset));
+ while (type != 0) {
+ lldb::offset_t new_offset = 0, str_offset = 0;
+ uint32_t line = 0;
+ const char *macro_str = nullptr;
+ uint32_t debug_line_file_idx = 0;
- switch (type)
- {
- case DW_MACRO_define:
- case DW_MACRO_undef:
- line = debug_macro_data.GetULEB128(offset);
- macro_str = debug_macro_data.GetCStr(offset);
- if (type == DW_MACRO_define)
- debug_macros_sp->AddMacroEntry(DebugMacroEntry::CreateDefineEntry(line, macro_str));
- else
- debug_macros_sp->AddMacroEntry(DebugMacroEntry::CreateUndefEntry(line, macro_str));
- break;
- case DW_MACRO_define_indirect:
- case DW_MACRO_undef_indirect:
- line = debug_macro_data.GetULEB128(offset);
- if (offset_is_64_bit)
- str_offset = debug_macro_data.GetU64(offset);
- else
- str_offset = debug_macro_data.GetU32(offset);
- macro_str = debug_str_data.GetCStr(&str_offset);
- if (type == DW_MACRO_define_indirect)
- debug_macros_sp->AddMacroEntry(DebugMacroEntry::CreateDefineEntry(line, macro_str));
- else
- debug_macros_sp->AddMacroEntry(DebugMacroEntry::CreateUndefEntry(line, macro_str));
- break;
- case DW_MACRO_start_file:
- line = debug_macro_data.GetULEB128(offset);
- debug_line_file_idx = debug_macro_data.GetULEB128(offset);
- debug_macros_sp->AddMacroEntry(DebugMacroEntry::CreateStartFileEntry(line, debug_line_file_idx));
- break;
- case DW_MACRO_end_file:
- // This operation has no operands.
- debug_macros_sp->AddMacroEntry(DebugMacroEntry::CreateEndFileEntry());
- break;
- case DW_MACRO_transparent_include:
- if (offset_is_64_bit)
- new_offset = debug_macro_data.GetU64(offset);
- else
- new_offset = debug_macro_data.GetU32(offset);
- debug_macros_sp->AddMacroEntry(
- DebugMacroEntry::CreateIndirectEntry(sym_file_dwarf->ParseDebugMacros(&new_offset)));
- break;
- default:
- // TODO: Add support for other standard operations.
- // TODO: Provide mechanism to hook handling of non-standard/extension operands.
- return;
- }
- type = static_cast<llvm::dwarf::MacroEntryType>(debug_macro_data.GetU8(offset));
+ switch (type) {
+ case DW_MACRO_define:
+ case DW_MACRO_undef:
+ line = debug_macro_data.GetULEB128(offset);
+ macro_str = debug_macro_data.GetCStr(offset);
+ if (type == DW_MACRO_define)
+ debug_macros_sp->AddMacroEntry(
+ DebugMacroEntry::CreateDefineEntry(line, macro_str));
+ else
+ debug_macros_sp->AddMacroEntry(
+ DebugMacroEntry::CreateUndefEntry(line, macro_str));
+ break;
+ case DW_MACRO_define_strp:
+ case DW_MACRO_undef_strp:
+ line = debug_macro_data.GetULEB128(offset);
+ if (offset_is_64_bit)
+ str_offset = debug_macro_data.GetU64(offset);
+ else
+ str_offset = debug_macro_data.GetU32(offset);
+ macro_str = debug_str_data.GetCStr(&str_offset);
+ if (type == DW_MACRO_define_strp)
+ debug_macros_sp->AddMacroEntry(
+ DebugMacroEntry::CreateDefineEntry(line, macro_str));
+ else
+ debug_macros_sp->AddMacroEntry(
+ DebugMacroEntry::CreateUndefEntry(line, macro_str));
+ break;
+ case DW_MACRO_start_file:
+ line = debug_macro_data.GetULEB128(offset);
+ debug_line_file_idx = debug_macro_data.GetULEB128(offset);
+ debug_macros_sp->AddMacroEntry(
+ DebugMacroEntry::CreateStartFileEntry(line, debug_line_file_idx));
+ break;
+ case DW_MACRO_end_file:
+ // This operation has no operands.
+ debug_macros_sp->AddMacroEntry(DebugMacroEntry::CreateEndFileEntry());
+ break;
+ case DW_MACRO_import:
+ if (offset_is_64_bit)
+ new_offset = debug_macro_data.GetU64(offset);
+ else
+ new_offset = debug_macro_data.GetU32(offset);
+ debug_macros_sp->AddMacroEntry(DebugMacroEntry::CreateIndirectEntry(
+ sym_file_dwarf->ParseDebugMacros(&new_offset)));
+ break;
+ default:
+ // TODO: Add support for other standard operations.
+ // TODO: Provide mechanism to hook handling of non-standard/extension
+ // operands.
+ return;
}
+ type = static_cast<llvm::dwarf::MacroEntryType>(
+ debug_macro_data.GetU8(offset));
+ }
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-21 09:06:34 +0000