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// SPDX-License-Identifier: Apache-2.0
/*
* Copyright 2020 Joel E. Anderson
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdatomic.h>
#include <stdbool.h>
#include <stdint.h>
#include "private/config/have_stdatomic.h"
bool
stdatomic_compare_exchange_bool( atomic_bool *b,
bool expected,
bool replacement ) {
return atomic_compare_exchange_strong( b, &expected, replacement );
}
bool
stdatomic_compare_exchange_ptr( atomic_uintptr_t *p,
const void *expected,
const void *replacement ) {
uintptr_t expected_uint = ( uintptr_t ) expected;
return atomic_compare_exchange_strong( p,
&expected_uint,
( uintptr_t ) replacement );
}
bool
stdatomic_read_bool( atomic_bool *b ) {
return ( bool ) atomic_load( b );
}
void *
stdatomic_read_ptr( atomic_uintptr_t *p ) {
return ( void * ) atomic_load( p );
}
void
stdatomic_write_bool( atomic_bool *b, bool replacement ) {
atomic_store( b, replacement );
}
void
stdatomic_write_ptr( atomic_uintptr_t *p, void *replacement ) {
atomic_store( p, ( uintptr_t ) replacement );
}