gcc/gcc/lto/common.c
Jan Hubicka ed0d2da02b re PR lto/47247 (Linker plugin specification makes it difficult to handle COMDATs)
PR lto/47247
	* lto-plugin.c (get_symbols_v2): New variable.
	(write_resolution): Use V2 API when available.
	(onload): Handle LDPT_GET_SYMBOLS_V2.

	* lto-symtab.c (lto_symtab_resolve_symbols): Do not resolve
	when resolution is already availbale from plugin.
	(lto_symtab_merge_decls_1): Handle LDPR_PREVAILING_DEF_IRONLY_EXP.
	* cgraph.c (ld_plugin_symbol_resolution): Add prevailing_def_ironly_exp.
	* lto-cgraph.c (LDPR_NUM_KNOWN): Update.
	* ipa.c (varpool_externally_visible_p): IRONLY variables are never
	externally visible.
	* varasm.c (resolution_to_local_definition_p): Add
	LDPR_PREVAILING_DEF_IRONLY_EXP.
	(resolution_local_p): Likewise.

	* common.c (lto_resolution_str): Add new resolution.
	* common.h (lto_resolution_str): Likewise.

From-SVN: r179424
2011-10-02 10:41:24 +00:00

48 lines
1.4 KiB
C

/* Common code for the plugin and lto1.
Copyright (C) 2009 Free Software Foundation, Inc.
Contributed by Rafael Avila de Espindola (espindola@google.com).
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
02110-1301, USA. */
#include "common.h"
const char *lto_kind_str[5] __attribute__ ((visibility ("hidden"))) =
{
"DEF", "WEAKDEF", "UNDEF",
"WEAKUNDEF", "COMMON"
};
const char *lto_visibility_str[4] __attribute__ ((visibility ("hidden"))) =
{
"DEFAULT", "PROTECTED",
"INTERNAL", "HIDDEN"
};
const char *lto_resolution_str[10] __attribute__ ((visibility ("hidden"))) =
{
"UNKNOWN",
"UNDEF",
"PREVAILING_DEF",
"PREVAILING_DEF_IRONLY",
"PREEMPTED_REG",
"PREEMPTED_IR",
"RESOLVED_IR",
"RESOLVED_EXEC",
"RESOLVED_DYN",
"PREVAILING_DEF_IRONLY_EXP",
};