From 88a4108bde4d02cccd632048b45458e84bc8b40b Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Mon, 2 Aug 2010 13:34:33 +0000 Subject: PR 11855 * script.cc (Script_options::Script_options): Initialize symbol_definitions_ and symbol_references_. (Script_options::add_symbol_assignment): Update symbol_definitions_ and symbol_references_. (Script_options::add_symbol_reference): New function. (script_symbol): New function. * script.h (class Script_options): Add symbol_definitions_ and symbol_references_ fields. (Script_options::referenced_const_iterator): New type. (Script_options::referenced_begin): New function. (Script_options::referenced_end): New function. (Script_options::is_referenced): New function. (Script_options::any_unreferenced): New function. * script-c.h (script_symbol): Declare. * yyscript.y (exp): Call script_symbol. * symtab.cc: Include "script.h". (Symbol_table::gc_mark_undef_symbols): Add layout parameter. Change all callers. Check symbols referenced by scripts. (Symbol_table::add_undefined_symbols_from_command_line): Add layout parameter. Change all callers. (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise. Break out loop body. Check symbols referenced by scripts. (Symbol_table::add_undefined_symbol_from_command_line): New function broken out of do_add_undefined_symbols_from_command_line. * symtab.h (class Symbol_table): Update declarations. * archive.cc: Include "layout.h". (Archive::should_include_member): Add layout parameter. Change all callers. Check for symbol mentioned in expression. * archive.h (class Archive): Update declaration. * object.cc (Sized_relobj::do_should_include_member): Add layout parameter. * object.h (Object::should_include_member): Add layout parameter. Change all callers. (Object::do_should_include_member): Add layout parameter. (class Sized_relobj): Update declaration. * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout parameter. * dynobj.h (class Sized_dynobj): Update declaration. * plugin.cc (Sized_pluginobj::do_should_include_member): Add layout parameter. * plugin.h (class Sized_pluginobj): Update declaration. --- gold/script-c.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'gold/script-c.h') diff --git a/gold/script-c.h b/gold/script-c.h index 29901e3..1f79eac 100644 --- a/gold/script-c.h +++ b/gold/script-c.h @@ -303,6 +303,14 @@ script_push_lex_into_version_mode(void* closure); extern void script_pop_lex_mode(void* closure); +/* Called by the bison parser to get the value of a symbol. This is + called for a reference to a symbol, but is not called for something + like "sym += 10". Uses of the special symbol "." can just call + script_exp_string. */ + +extern Expression_ptr +script_symbol(void* closure, const char*, size_t); + /* Called by the bison parser to set a symbol to a value. PROVIDE is non-zero if the symbol should be provided--only defined if there is an undefined reference. HIDDEN is non-zero if the symbol should be -- cgit v1.1