ref: 7ccc377d55846bc65d65779c3baa898a8faa7603
dir: /codec/common/inc/ls_defines.h/
/*! * \copy * Copyright (c) 2013, Cisco Systems * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * */ #ifndef ___LD_ST_MACROS___ #define ___LD_ST_MACROS___ #include <string.h> #include "typedefs.h" #ifdef __GNUC__ struct tagUnaligned_64 { uint64_t l; } __attribute__ ((packed)) __attribute__ ((may_alias)); struct tagUnaligned_32 { uint32_t l; } __attribute__ ((packed)) __attribute__ ((may_alias)); struct tagUnaligned_16 { uint16_t l; } __attribute__ ((packed)) __attribute__ ((may_alias)); #define LD16(a) (((struct tagUnaligned_16 *) (a))->l) #define LD32(a) (((struct tagUnaligned_32 *) (a))->l) #define LD64(a) (((struct tagUnaligned_64 *) (a))->l) #define STRUCTA(size, align) struct tagUnaligned_##size##_##align {\ uint##size##_t l; \ } __attribute__ ((aligned(align))) __attribute__ ((may_alias)) STRUCTA (16, 2); STRUCTA (32, 2); STRUCTA (32, 4); STRUCTA (64, 2); STRUCTA (64, 4); STRUCTA (64, 8); //#define _USE_STRUCT_INT_CVT //#ifdef _USE_STRUCT_INT_CVT #define ST16(a, b) (((struct tagUnaligned_16 *) (a))->l) = (b) #define ST32(a, b) (((struct tagUnaligned_32 *) (a))->l) = (b) #define ST64(a, b) (((struct tagUnaligned_64 *) (a))->l) = (b) #define LDA(a, size, align) (((struct tagUnaligned_##size##_##align *) (a))->l) #define STA(a, b, size, align) (((struct tagUnaligned_##size##_##align *) (a))->l) = (b) #define LD16A2(a) LDA(a, 16, 2) #define LD32A2(a) LDA(a, 32, 2) #define LD32A4(a) LDA(a, 32, 4) #define LD64A2(a) LDA(a, 64, 2) #define LD64A4(a) LDA(a, 64, 4) #define LD64A8(a) LDA(a, 64, 8) #define ST16A2(a, b) STA(a, b, 16, 2) #define ST32A2(a, b) STA(a, b, 32, 2) #define ST32A4(a, b) STA(a, b, 32, 4) #define ST64A2(a, b) STA(a, b, 64, 2) #define ST64A4(a, b) STA(a, b, 64, 4) #define ST64A8(a, b) STA(a, b, 64, 8) //#else //inline void __ST16(void *dst, uint16_t v) { memcpy(dst, &v, 2); } //inline void __ST32(void *dst, uint32_t v) { memcpy(dst, &v, 4); } //inline void __ST64(void *dst, uint64_t v) { memcpy(dst, &v, 8); } //#endif #else //#define INTD16(a) (*((int16_t*)(a))) //#define INTD32(a) (*((int32_t*)(a))) //#define INTD64(a) (*((int64_t*)(a))) #define LD16(a) (*((uint16_t*)(a))) #define LD32(a) (*((uint32_t*)(a))) #define LD64(a) (*((uint64_t*)(a))) #define ST16(a, b) *((uint16_t*)(a)) = (b) #define ST32(a, b) *((uint32_t*)(a)) = (b) #define ST64(a, b) *((uint64_t*)(a)) = (b) #define LD16A2 LD16 #define LD32A2 LD32 #define LD32A4 LD32 #define LD64A2 LD64 #define LD64A4 LD64 #define LD64A8 LD64 #define ST16A2 ST16 #define ST32A2 ST32 #define ST32A4 ST32 #define ST64A2 ST64 #define ST64A4 ST64 #define ST64A8 ST64 #endif /* !__GNUC__ */ #ifndef INTD16 #define INTD16 LD16 #endif//INTD16 #ifndef INTD32 #define INTD32 LD32 #endif//INTD32 #ifndef INTD64 #define INTD64 LD64 #endif//INTD64 #endif//___LD_ST_MACROS___