From 3552daa7ac08c8dd2fc59393fc57e0b4e7aec94e Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Wed, 19 Aug 2015 04:27:04 -0700 Subject: Use x86-64 cacheinfo.c and sysconf.c for x86 Since _dl_x86_cpu_features is always available, we can use x86-64 cacheinfo.c and sysconf.c for both i386 and x86-64. * sysdeps/i386/i686/Makefile [$(subdir) == string] (sysdep_routines): Moved to ... * sysdeps/i386/Makefile: Here. * sysdeps/i386/i686/cacheinfo.c: Moved to ... * sysdeps/i386/cacheinfo.c: Here. * sysdeps/unix/sysv/linux/i386/sysconf.c: Removed. * sysdeps/unix/sysv/linux/i386/i686/sysconf.c: Likewise. * sysdeps/unix/sysv/linux/x86_64/sysconf.c: Moved to ... * sysdeps/unix/sysv/linux/x86/sysconf.c: Here. --- sysdeps/unix/sysv/linux/x86/sysconf.c | 42 +++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 sysdeps/unix/sysv/linux/x86/sysconf.c (limited to 'sysdeps/unix/sysv/linux/x86/sysconf.c') diff --git a/sysdeps/unix/sysv/linux/x86/sysconf.c b/sysdeps/unix/sysv/linux/x86/sysconf.c new file mode 100644 index 0000000000..4a95f4d673 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86/sysconf.c @@ -0,0 +1,42 @@ +/* Get file-specific information about a file. Linux version. + Copyright (C) 2003-2015 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 + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include +#include +#include +#include + + +static long int linux_sysconf (int name); +extern long int __cache_sysconf (int) attribute_hidden; + + +/* Get the value of the system variable NAME. */ +long int +__sysconf (int name) +{ + if (name >= _SC_LEVEL1_ICACHE_SIZE && name <= _SC_LEVEL4_CACHE_LINESIZE) + return __cache_sysconf (name); + + return linux_sysconf (name); +} + +/* Now the generic Linux version. */ +#undef __sysconf +#define __sysconf static linux_sysconf +#include "../sysconf.c" -- cgit v1.2.3-70-g09d2