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* options.h (class General_options): Add -init and -fini.

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* layout.cc (Layout::finish_dynamic_section): Emit
	given init and fini functions.
This commit is contained in:
Ian Lance Taylor 2009-10-13 21:23:00 +00:00
parent 032ce4e9e3
commit c658516291
3 changed files with 14 additions and 3 deletions
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6
gold/ChangeLog
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@ -1,3 +1,9 @@
2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* options.h (class General_options): Add -init and -fini.
* layout.cc (Layout::finish_dynamic_section): Emit
given init and fini functions.
2009-10-13 Sriraman Tallam <tmsriram@google.com>
* gc.h (gc_process_relocs): Check if icf is enabled using new

5
gold/layout.cc
View file

@ -3096,12 +3096,11 @@ Layout::finish_dynamic_section(const Input_objects* input_objects,
odyn->add_string(elfcpp::DT_SONAME, soname);
}
// FIXME: Support --init and --fini.
Symbol* sym = symtab->lookup("_init");
Symbol* sym = symtab->lookup(parameters->options().init());
if (sym != NULL && sym->is_defined() && !sym->is_from_dynobj())
odyn->add_symbol(elfcpp::DT_INIT, sym);
sym = symtab->lookup("_fini");
sym = symtab->lookup(parameters->options().fini());
if (sym != NULL && sym->is_defined() && !sym->is_from_dynobj())
odyn->add_symbol(elfcpp::DT_FINI, sym);

6
gold/options.h
View file

@ -687,6 +687,9 @@ class General_options
N_("Treat warnings as errors"),
N_("Do not treat warnings as errors"));
DEFINE_string(fini, options::ONE_DASH, '\0', "_fini",
N_("Call SYMBOL at unload-time"), N_("SYMBOL"));
DEFINE_string(soname, options::ONE_DASH, 'h', NULL,
N_("Set shared library name"), N_("FILENAME"));
@ -714,6 +717,9 @@ class General_options
DEFINE_special(incremental_unknown, options::TWO_DASHES, '\0',
N_("Use timestamps to check files (default)"), NULL);
DEFINE_string(init, options::ONE_DASH, '\0', "_init",
N_("Call SYMBOL at load-time"), N_("SYMBOL"));
DEFINE_special(just_symbols, options::TWO_DASHES, '\0',
N_("Read only symbol values from FILE"), N_("FILE"));