/* * Copyright (c) 2003 by Hewlett-Packard Company. All rights reserved. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ /* Definitions for architectures on which loads and stores of unsigned */ /* char are atomic for all legal alignments. */ AO_INLINE unsigned char AO_char_load(const volatile unsigned char *addr) { /* Cast away the volatile for architectures like IA64 where */ /* volatile adds barrier semantics. */ return (*(const unsigned char *)addr); } #define AO_HAVE_char_load AO_INLINE void AO_char_store(volatile unsigned char *addr, unsigned char new_val) { (*(unsigned char *)addr) = new_val; } #define AO_HAVE_char_store