diff options
Diffstat (limited to 'sysdeps/arm/atomic-machine.h')
-rw-r--r-- | sysdeps/arm/atomic-machine.h | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/sysdeps/arm/atomic-machine.h b/sysdeps/arm/atomic-machine.h index dd5e7141a4..ddc30198bf 100644 --- a/sysdeps/arm/atomic-machine.h +++ b/sysdeps/arm/atomic-machine.h @@ -1,5 +1,5 @@ /* Atomic operations. Pure ARM version. - Copyright (C) 2002-2016 Free Software Foundation, Inc. + Copyright (C) 2002-2018 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 @@ -35,6 +35,7 @@ typedef uintmax_t uatomic_max_t; #define __HAVE_64B_ATOMICS 0 #define USE_ATOMIC_COMPILER_BUILTINS 0 +#define ATOMIC_EXCHANGE_USES_CAS 1 void __arm_link_error (void); @@ -87,10 +88,6 @@ void __arm_link_error (void); /* Compare and exchange with "release" semantics, ie barrier before. */ -# define atomic_compare_and_exchange_bool_rel(mem, new, old) \ - __atomic_bool_bysize (__arch_compare_and_exchange_bool, int, \ - mem, new, old, __ATOMIC_RELEASE) - # define atomic_compare_and_exchange_val_rel(mem, new, old) \ __atomic_val_bysize (__arch_compare_and_exchange_val, int, \ mem, new, old, __ATOMIC_RELEASE) |