diff options
| author | Craig Silverstein <csilvers@google.com> | 2008-05-01 00:25:33 +0000 |
|---|---|---|
| committer | Craig Silverstein <csilvers@google.com> | 2008-05-01 00:25:33 +0000 |
| commit | e4e5049b7bb41c36b6696a59f59eaafee95aedb1 (patch) | |
| tree | 461b3fb5fa13581bb234dbd13c08d19160b35c9c /gold/symtab.cc | |
| parent | f089c43345c097a7f604adcb0dcbef301d57ef93 (diff) | |
| download | gdb-e4e5049b7bb41c36b6696a59f59eaafee95aedb1.zip gdb-e4e5049b7bb41c36b6696a59f59eaafee95aedb1.tar.gz gdb-e4e5049b7bb41c36b6696a59f59eaafee95aedb1.tar.bz2 | |
* dwarf_reader.cc (next_generation_count): New static var.
(Addr2line_cache_entry): New struct.
(addr2line_cache): New static var.
(Dwarf_line_info::one_addr2line): Added caching.
(Dwarf_line_info::clear_addr2line_cache): New function.
* dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
cache-size parameter.
(Dwarf_line_info::one_addr2line_cache): New function.
* symtab.cc (Symbol_table::detect_odr_violations): Pass
new cache-size argument to one_addr2line(), and clear cache.
Diffstat (limited to 'gold/symtab.cc')
| -rw-r--r-- | gold/symtab.cc | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/gold/symtab.cc b/gold/symtab.cc index eeb32fd..170a209 100644 --- a/gold/symtab.cc +++ b/gold/symtab.cc @@ -2343,10 +2343,12 @@ Symbol_table::detect_odr_violations(const Task* task, // want to run this in a general Task for better // performance, we will need one Task for object, plus // appropriate locking to ensure that we don't conflict with - // other uses of the object. + // other uses of the object. Also note, one_addr2line is not + // currently thread-safe. Task_lock_obj<Object> tl(task, locs->object); + // 16 is the size of the object-cache that one_addr2line should use. std::string lineno = Dwarf_line_info::one_addr2line( - locs->object, locs->shndx, locs->offset); + locs->object, locs->shndx, locs->offset, 16); if (!lineno.empty()) line_nums.insert(lineno); } @@ -2362,6 +2364,8 @@ Symbol_table::detect_odr_violations(const Task* task, fprintf(stderr, " %s\n", it2->c_str()); } } + // We only call one_addr2line() in this function, so we can clear its cache. + Dwarf_line_info::clear_addr2line_cache(); } // Warnings functions. |