* cref.cc: New file.

	* cref.h: New file.
	* options.h (class General_options): Add --print-symbol-counts.
	* main.cc (main): Issue defined symbol report if requested.
	* archive.cc (Archive::interpret_header): Make into a const member
	function.
	(Archive::add_symbols): Call Input_objects::archive_start and
	archive_stop.
	(Archive::const_iterator): Define new class.
	(Archive::begin, Archive::end): New functions.
	(Archive::include_all_members): Rewrite to use iterator.
	(Archive::count_members): New function.
	* archive.h (class Archive): Update declarations.
	(Archive::filename): New function.
	* object.cc: Include "cref.h".
	(Sized_relobj::Sized_relobj): Initialize defined_count_.
	(Sized_relobj::do_get_global_symbol_counts): New function.
	(Input_objects::add_object): Add object to cross-referencer.
	(Input_objects::archive_start): New function.
	(Input_objects::archive_stop): New function.
	(Input_objects::print_symbol_counts): New function.
	* object.h: Declare Cref and Archive.
	(Object::get_global_symbol_counts): New function.
	(Object::do_get_global_symbol_counts): New pure virtual function.
	(class Sized_relobj): Add defined_count_ field.  Update
	declarations.
	(class Input_objects): Add cref_ field.  Update constructor.
	Update declarations.
	* dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
	defined_count_.
	(Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
	symbol counts.
	(Sized_dynobj::do_get_global_symbol_counts): New function.
	* dynobj.h (class Sized_dynobj): Add fields symbols_ and
	defined_count_.  Update declarations.  Define Symbols typedef.
	* symtab.cc (Symbol_table::add_from_relobj): Add defined
	parameter.  Change all callers.
	(Symbol_table::add_from_dynobj): Add sympointers and defined
	parameters.  Change all callers.
	* symtab.h (class Symbol_table): Update declarations.
	* Makefile.am (CCFILES): Add cref.cc.
	(HFILES): Add cref.h.
	* Makefile.in: Rebuild.

1 files changed, 7 insertions, 3 deletions

diff --git a/gold/symtab.h b/gold/symtab.h
index 7d99cd52bb..9afdfe9299 100644
--- a/gold/symtab.h
+++ b/gold/symtab.h
@@ -1086,14 +1086,16 @@ class Symbol_table
   // the symbol table.  SYMS is the symbols, SYMNDX_OFFSET is the
   // offset in the symbol table of the first symbol, SYM_NAMES is
   // their names, SYM_NAME_SIZE is the size of SYM_NAMES.  This sets
-  // SYMPOINTERS to point to the symbols in the symbol table.
+  // SYMPOINTERS to point to the symbols in the symbol table.  It sets
+  // *DEFINED to the number of defined symbols.
   template<int size, bool big_endian>
   void
   add_from_relobj(Sized_relobj<size, big_endian>* relobj,
 		  const unsigned char* syms, size_t count,
 		  size_t symndx_offset, const char* sym_names,
 		  size_t sym_name_size,
-		  typename Sized_relobj<size, big_endian>::Symbols*);
+		  typename Sized_relobj<size, big_endian>::Symbols*,
+		  size_t* defined);
 
   // Add COUNT dynamic symbols from the dynamic object DYNOBJ to the
   // symbol table.  SYMS is the symbols.  SYM_NAMES is their names.
@@ -1105,7 +1107,9 @@ class Symbol_table
 		  const unsigned char* syms, size_t count,
 		  const char* sym_names, size_t sym_name_size,
 		  const unsigned char* versym, size_t versym_size,
-		  const std::vector<const char*>*);
+		  const std::vector<const char*>*,
+		  typename Sized_relobj<size, big_endian>::Symbols*,
+		  size_t* defined);
 
   // Define a special symbol based on an Output_data.  It is a
   // multiple definition error if this symbol is already defined.