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Add column support for libdwarf

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This commit is contained in:
Jeremy 2023-11-15 22:50:10 -05:00
parent 140166a4a7
commit 0de366f7d6
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GPG Key ID: BE03111EB7ED6E2E
1 changed files with 11 additions and 1 deletions
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12
src/symbols/symbols_with_libdwarf.cpp
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@ -70,7 +70,8 @@ namespace libdwarf {
// int i;
Dwarf_Line line;
optional<std::string> path;
optional<unsigned> line_number;
optional<std::uint32_t> line_number;
optional<std::uint32_t> column_number;
line_entry(Dwarf_Addr low, Dwarf_Line line) : low(low), line(line) {}
};
@ -664,12 +665,21 @@ namespace libdwarf {
// If the vector has been empty this can happen
if(table_it != line_entries.end()) {
Dwarf_Line line = table_it->line;
// line number
if(!table_it->line_number) {
Dwarf_Unsigned line_number = 0;
VERIFY(wrap(dwarf_lineno, line, &line_number) == DW_DLV_OK);
table_it->line_number = static_cast<std::uint32_t>(line_number);
}
frame.line = table_it->line_number.unwrap();
// column number
if(!table_it->column_number) {
Dwarf_Unsigned column_number = 0;
VERIFY(wrap(dwarf_lineoff_b, line, &column_number) == DW_DLV_OK);
table_it->column_number = static_cast<std::uint32_t>(column_number);
}
frame.column = table_it->column_number.unwrap();
// filename
if(!table_it->path) {
char* filename = nullptr;
VERIFY(wrap(dwarf_linesrc, line, &filename) == DW_DLV_OK);