align.h (1221B)
1 /* 2 * Copyright (C) 2020, Arm Limited. All Rights Reserved. 3 * 4 * This software is provided 'as-is', without any express or implied 5 * warranty. In no event will the authors be held liable for any damages 6 * arising from the use of this software. 7 * 8 * Permission is granted to anyone to use this software for any purpose, 9 * including commercial applications, and to alter it and redistribute it 10 * freely, subject to the following restrictions: 11 * 12 * 1. The origin of this software must not be misrepresented; you must not 13 * claim that you wrote the original software. If you use this software 14 * in a product, an acknowledgment in the product documentation would be 15 * appreciated but is not required. 16 * 2. Altered source versions must be plainly marked as such, and must not be 17 * misrepresented as being the original software. 18 * 3. This notice may not be removed or altered from any source distribution. 19 */ 20 21 /* How to obtain memory alignment for structures and variables */ 22 #if defined(_MSC_VER) 23 #define ALIGN(alignment) __declspec(align(alignment)) 24 #elif defined(__clang__) || defined(__GNUC__) 25 #define ALIGN(alignment) __attribute__((aligned(alignment))) 26 #else 27 #error "Unknown compiler" 28 #endif