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Diffstat (limited to 'sysdeps/ia64/atomic-machine.h')
| -rw-r--r-- | sysdeps/ia64/atomic-machine.h | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/sysdeps/ia64/atomic-machine.h b/sysdeps/ia64/atomic-machine.h deleted file mode 100644 index f04ac05446..0000000000 --- a/sysdeps/ia64/atomic-machine.h +++ /dev/null @@ -1,122 +0,0 @@ -/* Copyright (C) 2003-2017 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 - <http://www.gnu.org/licenses/>. */ - -#include <stdint.h> -#include <ia64intrin.h> - -typedef int8_t atomic8_t; -typedef uint8_t uatomic8_t; -typedef int_fast8_t atomic_fast8_t; -typedef uint_fast8_t uatomic_fast8_t; - -typedef int16_t atomic16_t; -typedef uint16_t uatomic16_t; -typedef int_fast16_t atomic_fast16_t; -typedef uint_fast16_t uatomic_fast16_t; - -typedef int32_t atomic32_t; -typedef uint32_t uatomic32_t; -typedef int_fast32_t atomic_fast32_t; -typedef uint_fast32_t uatomic_fast32_t; - -typedef int64_t atomic64_t; -typedef uint64_t uatomic64_t; -typedef int_fast64_t atomic_fast64_t; -typedef uint_fast64_t uatomic_fast64_t; - -typedef intptr_t atomicptr_t; -typedef uintptr_t uatomicptr_t; -typedef intmax_t atomic_max_t; -typedef uintmax_t uatomic_max_t; - -#define __HAVE_64B_ATOMICS 1 -#define USE_ATOMIC_COMPILER_BUILTINS 0 - -/* XXX Is this actually correct? */ -#define ATOMIC_EXCHANGE_USES_CAS 0 - - -#define __arch_compare_and_exchange_bool_8_acq(mem, newval, oldval) \ - (abort (), 0) - -#define __arch_compare_and_exchange_bool_16_acq(mem, newval, oldval) \ - (abort (), 0) - -#define __arch_compare_and_exchange_bool_32_acq(mem, newval, oldval) \ - (!__sync_bool_compare_and_swap ((mem), (int) (long) (oldval), \ - (int) (long) (newval))) - -#define __arch_compare_and_exchange_bool_64_acq(mem, newval, oldval) \ - (!__sync_bool_compare_and_swap ((mem), (long) (oldval), \ - (long) (newval))) - -#define __arch_compare_and_exchange_val_8_acq(mem, newval, oldval) \ - (abort (), (__typeof (*mem)) 0) - -#define __arch_compare_and_exchange_val_16_acq(mem, newval, oldval) \ - (abort (), (__typeof (*mem)) 0) - -#define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \ - __sync_val_compare_and_swap ((mem), (int) (long) (oldval), \ - (int) (long) (newval)) - -#define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \ - __sync_val_compare_and_swap ((mem), (long) (oldval), (long) (newval)) - -/* Atomically store newval and return the old value. */ -#define atomic_exchange_acq(mem, value) \ - __sync_lock_test_and_set (mem, value) - -#define atomic_exchange_rel(mem, value) \ - (__sync_synchronize (), __sync_lock_test_and_set (mem, value)) - -#define atomic_exchange_and_add(mem, value) \ - __sync_fetch_and_add ((mem), (value)) - -#define atomic_decrement_if_positive(mem) \ - ({ __typeof (*mem) __oldval, __val; \ - __typeof (mem) __memp = (mem); \ - \ - __val = (*__memp); \ - do \ - { \ - __oldval = __val; \ - if (__builtin_expect (__val <= 0, 0)) \ - break; \ - __val = atomic_compare_and_exchange_val_acq (__memp, __oldval - 1, \ - __oldval); \ - } \ - while (__builtin_expect (__val != __oldval, 0)); \ - __oldval; }) - -#define atomic_bit_test_set(mem, bit) \ - ({ __typeof (*mem) __oldval, __val; \ - __typeof (mem) __memp = (mem); \ - __typeof (*mem) __mask = ((__typeof (*mem)) 1 << (bit)); \ - \ - __val = (*__memp); \ - do \ - { \ - __oldval = __val; \ - __val = atomic_compare_and_exchange_val_acq (__memp, \ - __oldval | __mask, \ - __oldval); \ - } \ - while (__builtin_expect (__val != __oldval, 0)); \ - __oldval & __mask; }) - -#define atomic_full_barrier() __sync_synchronize () |