From cb14424eb93499ba6e6dc8dba45ef6a58ce0a174 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 30 Mar 2009 21:14:32 +0000 Subject: [PATCH] * elf/do-lookup.h (do_lookup_x): Minor optimization and cleanup. Avoid reuse of complex expression. --- ChangeLog | 3 +++ elf/do-lookup.h | 14 +++++++------- 2 files changed, 10 insertions(+), 7 deletions(-) diff --git a/ChangeLog b/ChangeLog index 275d64a1dc..4099fffe54 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,8 @@ 2009-03-30 Ulrich Drepper + * elf/do-lookup.h (do_lookup_x): Minor optimization and cleanup. + Avoid reuse of complex expression. + * po/fr.po: Update from translation team. 2009-03-16 Ulrich Drepper diff --git a/elf/do-lookup.h b/elf/do-lookup.h index 41e5fc137c..ae74da4846 100644 --- a/elf/do-lookup.h +++ b/elf/do-lookup.h @@ -1,5 +1,5 @@ /* Look up a symbol in the loaded objects. - Copyright (C) 1995-2007, 2008 Free Software Foundation, Inc. + Copyright (C) 1995-2007, 2008, 2009 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -79,18 +79,18 @@ do_lookup_x (const char *undef_name, uint_fast32_t new_hash, __attribute_noinline__ check_match (const ElfW(Sym) *sym) { + unsigned int stt = ELFW(ST_TYPE) (sym->st_info); assert (ELF_RTYPE_CLASS_PLT == 1); if (__builtin_expect ((sym->st_value == 0 /* No value. */ - && ELFW(ST_TYPE) (sym->st_info) != STT_TLS) + && stt != STT_TLS) || (type_class & (sym->st_shndx == SHN_UNDEF)), 0)) return NULL; - if (__builtin_expect (ELFW(ST_TYPE) (sym->st_info) > STT_FUNC - && ELFW(ST_TYPE) (sym->st_info) != STT_COMMON - && ELFW(ST_TYPE) (sym->st_info) != STT_TLS - && ELFW(ST_TYPE) (sym->st_info) != STT_GNU_IFUNC, - 0)) + if (__builtin_expect (stt > STT_FUNC + && stt != STT_COMMON + && stt != STT_TLS + && stt != STT_GNU_IFUNC, 0)) /* Ignore all but STT_NOTYPE, STT_OBJECT, STT_FUNC, STT_COMMON, STT_TLS, and STT_GNU_IFUNC since these are no code/data definitions. */