From 2158621366c19dc32418ace48f49f4474a40c669 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Wed, 19 Dec 2018 09:25:29 +0100 Subject: Add aligned_alloc() and memalign() Ensure that the C++17 aligned new operator works. Close #3666. --- cpukit/libcsupport/src/alignedalloc.c | 41 +++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 cpukit/libcsupport/src/alignedalloc.c (limited to 'cpukit/libcsupport') diff --git a/cpukit/libcsupport/src/alignedalloc.c b/cpukit/libcsupport/src/alignedalloc.c new file mode 100644 index 0000000000..0ecf7393d8 --- /dev/null +++ b/cpukit/libcsupport/src/alignedalloc.c @@ -0,0 +1,41 @@ +/* + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (C) 2018 embedded brains GmbH + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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 OWNER 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. + */ + +#if HAVE_CONFIG_H +#include "config.h" +#endif + +#include + +#include + +void *aligned_alloc( size_t alignment, size_t size ) +{ + return rtems_heap_allocate_aligned_with_boundary( size, alignment, 0 ); +} + +void *memalign( size_t, size_t ) RTEMS_ALIAS( aligned_alloc ); -- cgit v1.2.3