aboutsummaryrefslogtreecommitdiff
path: root/gold/object.cc
diff options
context:
space:
mode:
authorCary Coutant <ccoutant@google.com>2011-03-30 01:31:57 +0000
committerCary Coutant <ccoutant@google.com>2011-03-30 01:31:57 +0000
commite0c5278066dc16f8b0e00e970f56c1bd4d32f864 (patch)
treeba7ae7374a9b99a360917e9b7eefce05da11a0e8 /gold/object.cc
parent53a9226b8f0df0be4f8af3478212741eff1a489c (diff)
downloadgdb-e0c5278066dc16f8b0e00e970f56c1bd4d32f864.zip
gdb-e0c5278066dc16f8b0e00e970f56c1bd4d32f864.tar.gz
gdb-e0c5278066dc16f8b0e00e970f56c1bd4d32f864.tar.bz2
* archive.cc (Library_base::should_include_member): Move
method here from class Archive. (Archive::Archive): Initialize base class. (Archive::should_include_member): Move to base class. (Archive::do_for_all_unused_symbols): New function. (Add_archive_symbols::run): Remove redundant access to incremental_inputs. (Lib_group::Lib_group): Initialize base class. (Lib_group::do_filename): New function. (Lib_group::include_member): Pass pointer to Lib_group to report_object. (Lib_group::do_for_all_unused_symbols): New function. (Add_lib_group_symbols::run): Report archive information for incremental links. * archive.h (class Library_base): New base class. (class Archive): Derive from Library_base. (Archive::filename): Move to base class. (Archive::set_incremental_info): Likewise. (Archive::incremental_info): Likewise. (Archive::Should_include): Likewise. (Archive::should_include_member): Likewise. (Archive::Armap_entry): Remove. (Archive::Unused_symbol_iterator): Remove. (Archive::unused_symbols_begin): Remove. (Archive::unused_symbols_end): Remove. (Archive::do_filename): New function. (Archive::do_get_mtime): New function. (Archive::do_for_all_unused_symbols): New function. (Archive::task_): Move to base class. (Archive::incremental_info_): Likewise. (class Lib_group): Derive from Library_base. (Lib_group::do_filename): New function. (Lib_group::do_get_mtime): New function. (Lib_group::do_for_all_unused_symbols): New function. (Lib_group::task_): Move to base class. * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New function. * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New function. * incremental.cc (Incremental_inputs::report_archive_begin): Use Library_base; call library's get_mtime; add incremental inputs entry before members. (class Unused_symbol_visitor): New class. (Incremental_inputs::report_archive_end): Use Library_base; use visitor class to record unused symbols; don't add incremental inputs entry after members. (Incremental_inputs::report_object): Use Library_base. * incremental.h (Incremental_archive_entry::Incremental_archive_entry): Remove unused Archive parameter. (Incremental_inputs::report_archive_begin): Use Library_base. (Incremental_inputs::report_archive_end): Likewise. (Incremental_inputs::report_object): Likewise. * object.cc (Sized_relobj::do_for_all_global_symbols): New function. * object.h (Object::for_all_global_symbols): New function. (Object::do_for_all_global_symbols): New function. (Sized_relobj::do_for_all_global_symbols): New function. * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New function. * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New function.
Diffstat (limited to 'gold/object.cc')
-rw-r--r--gold/object.cc25
1 files changed, 25 insertions, 0 deletions
diff --git a/gold/object.cc b/gold/object.cc
index e2c0113..dfe2258 100644
--- a/gold/object.cc
+++ b/gold/object.cc
@@ -1691,6 +1691,31 @@ Sized_relobj<size, big_endian>::do_should_include_member(Symbol_table* symtab,
return Archive::SHOULD_INCLUDE_UNKNOWN;
}
+// Iterate over global defined symbols, calling a visitor class V for each.
+
+template<int size, bool big_endian>
+void
+Sized_relobj<size, big_endian>::do_for_all_global_symbols(
+ Read_symbols_data* sd,
+ Library_base::Symbol_visitor_base* v)
+{
+ const char* sym_names =
+ reinterpret_cast<const char*>(sd->symbol_names->data());
+ const unsigned char* syms =
+ sd->symbols->data() + sd->external_symbols_offset;
+ const int sym_size = elfcpp::Elf_sizes<size>::sym_size;
+ size_t symcount = ((sd->symbols_size - sd->external_symbols_offset)
+ / sym_size);
+ const unsigned char* p = syms;
+
+ for (size_t i = 0; i < symcount; ++i, p += sym_size)
+ {
+ elfcpp::Sym<size, big_endian> sym(p);
+ if (sym.get_st_shndx() != elfcpp::SHN_UNDEF)
+ v->visit(sym_names + sym.get_st_name());
+ }
+}
+
// Return whether the local symbol SYMNDX has a PLT offset.
template<int size, bool big_endian>