| /* Count bits in CPU set. x86-64 multi-arch version. |
| This file is part of the GNU C Library. |
| Copyright (C) 2008, 2009 Free Software Foundation, Inc. |
| Contributed by Ulrich Drepper <drepper@redhat.com>. |
| |
| 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, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #include <sched.h> |
| #include "init-arch.h" |
| |
| #define __sched_cpucount static generic_cpucount |
| #include <posix/sched_cpucount.c> |
| #undef __sched_cpucount |
| |
| #define POPCNT(l) \ |
| ({ __cpu_mask r; \ |
| asm ("popcnt %1, %0" : "=r" (r) : "0" (l));\ |
| r; }) |
| #define __sched_cpucount static popcount_cpucount |
| #include <posix/sched_cpucount.c> |
| #undef __sched_cpucount |
| |
| libc_ifunc (__sched_cpucount, |
| HAS_POPCOUNT ? popcount_cpucount : generic_cpucount); |