diff options
| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2025-09-11 10:49:37 -0300 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2025-11-04 04:14:01 -0300 |
| commit | 3642bf4800b54be4fee895966cfaf742bf20f1b8 (patch) | |
| tree | c00edbd6530890d2708e2c7d2c38bf50d38cddec /sysdeps/unix | |
| parent | 6322a325fc42d14af44c084cba8ee5cae6dd2cdf (diff) | |
m68k: Consolidade atomic-machine.h and Remove ununsed atomic macros
Both m68k and m68k-colfire do not support 64 bit atomis. The
atomic_barrier syscall on m68k is a no-op, so it can use the compiler
builtin.
Reviewed-by: Wilco Dijkstra <Wilco.Dijkstra@arm.com>
Diffstat (limited to 'sysdeps/unix')
| -rw-r--r-- | sysdeps/unix/sysv/linux/m68k/coldfire/atomic-machine.h | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/atomic-machine.h b/sysdeps/unix/sysv/linux/m68k/coldfire/atomic-machine.h deleted file mode 100644 index f8cdc5631b..0000000000 --- a/sysdeps/unix/sysv/linux/m68k/coldfire/atomic-machine.h +++ /dev/null @@ -1,35 +0,0 @@ -/* Copyright (C) 2010-2025 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/>. */ - -#ifndef _ATOMIC_MACHINE_H -#define _ATOMIC_MACHINE_H 1 - -#include <sysdep.h> - -/* Coldfire has no atomic compare-and-exchange operation, but the - kernel provides userspace atomicity operations. Use them. */ - -#define __HAVE_64B_ATOMICS 0 -#define USE_ATOMIC_COMPILER_BUILTINS 1 - -/* XXX Is this actually correct? */ -#define ATOMIC_EXCHANGE_USES_CAS 1 - -# define atomic_full_barrier() \ - (INTERNAL_SYSCALL_CALL (atomic_barrier), (void) 0) - -#endif |