diff options
| -rw-r--r-- | gdb/dwarf2/abbrev-cache.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/gdb/dwarf2/abbrev-cache.h b/gdb/dwarf2/abbrev-cache.h index 7af28cd..d729eb9 100644 --- a/gdb/dwarf2/abbrev-cache.h +++ b/gdb/dwarf2/abbrev-cache.h @@ -21,15 +21,18 @@ #define GDB_DWARF2_ABBREV_CACHE_H #include "dwarf2/abbrev.h" -#include <unordered_set> #include "gdbtypes.h" +/* An abbrev cache holds abbrev tables for easier reuse. */ class abbrev_cache { public: abbrev_cache (); DISABLE_COPY_AND_ASSIGN (abbrev_cache); + /* Find an abbrev table coming from the abbrev section SECTION at + offset OFFSET. Return the table, or nullptr if it has not yet + been registered. */ abbrev_table *find (struct dwarf2_section_info *section, sect_offset offset) { search_key key = { section, offset }; @@ -38,6 +41,11 @@ public: to_underlying (offset)); } + /* Add TABLE to this cache. Ownership of TABLE is transferred to + the cache. Note that a table at a given section+offset may only + be registered once -- a violation of this will cause an assert. + To avoid this, call the 'find' method first, to see if the table + has already been read. */ void add (abbrev_table_up table); private: |