diff options
Diffstat (limited to 'sysdeps/ia64/nptl/pthread_spin_lock.c')
-rw-r--r-- | sysdeps/ia64/nptl/pthread_spin_lock.c | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/sysdeps/ia64/nptl/pthread_spin_lock.c b/sysdeps/ia64/nptl/pthread_spin_lock.c deleted file mode 100644 index 1734a805c9..0000000000 --- a/sysdeps/ia64/nptl/pthread_spin_lock.c +++ /dev/null @@ -1,41 +0,0 @@ -/* Copyright (C) 2003-2024 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 - <https://www.gnu.org/licenses/>. */ - -#include "pthreadP.h" -#include <shlib-compat.h> - -int -__pthread_spin_lock (pthread_spinlock_t *lock) -{ - int *p = (int *) lock; - - while (__builtin_expect (__sync_val_compare_and_swap (p, 0, 1), 0)) - { - /* Spin without using the atomic instruction. */ - do - __asm __volatile ("hint @pause" : : : "memory"); - while (*p); - } - return 0; -} -versioned_symbol (libc, __pthread_spin_lock, pthread_spin_lock, - GLIBC_2_34); - -#if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_2, GLIBC_2_34) -compat_symbol (libpthread, __pthread_spin_lock, pthread_spin_lock, - GLIBC_2_2); -#endif |