diff options
Diffstat (limited to 'dwflpp.cxx')
| -rw-r--r-- | dwflpp.cxx | 42 |
1 files changed, 16 insertions, 26 deletions
@@ -1138,7 +1138,7 @@ dwflpp::iterate_over_srcfile_lines (char const * srcfile, void dwflpp::iterate_over_labels (Dwarf_Die *begin_die, const string& sym, - const string& symfunction, + const string& function, dwarf_query *q, void (* callback)(const string &, const char *, @@ -1146,62 +1146,52 @@ dwflpp::iterate_over_labels (Dwarf_Die *begin_die, int, Dwarf_Die *, Dwarf_Addr, - dwarf_query *), - const string& current_function) + dwarf_query *)) { get_module_dwarf(); Dwarf_Die die; + const char *name; int res = dwarf_child (begin_die, &die); if (res != 0) return; // die without children, bail out. - bool function_match = - (current_function == symfunction - || (name_has_wildcard(symfunction) - && function_name_matches_pattern (current_function, symfunction))); - do { - int tag = dwarf_tag(&die); - const char *name = dwarf_diename (&die); - bool subfunction = false; - - switch (tag) + switch (dwarf_tag(&die)) { case DW_TAG_label: - if (function_match && name && + name = dwarf_diename (&die); + if (name && (name == sym || (name_has_wildcard(sym) && function_name_matches_pattern (name, sym)))) { - // Get the file/line number for this label - int dline; - const char *file = dwarf_decl_file (&die); - dwarf_decl_line (&die, &dline); - // Don't try to be smart. Just drop no addr labels. Dwarf_Addr stmt_addr; if (dwarf_lowpc (&die, &stmt_addr) == 0) { + // Get the file/line number for this label + int dline; + const char *file = dwarf_decl_file (&die); + dwarf_decl_line (&die, &dline); + vector<Dwarf_Die> scopes = getscopes_die(&die); if (scopes.size() > 1) - callback(current_function, name, file, dline, + callback(function, name, file, dline, &scopes[1], stmt_addr, q); } } break; case DW_TAG_subprogram: - if (dwarf_hasattr(&die, DW_AT_declaration) || !name) - break; case DW_TAG_inlined_subroutine: - if (name) - subfunction = true; + // Stay within our filtered function + break; + default: if (dwarf_haschildren (&die)) - iterate_over_labels (&die, sym, symfunction, q, callback, - subfunction ? name : current_function); + iterate_over_labels (&die, sym, function, q, callback); break; } } |