/* * Copyright (C) 2014 Apple Inc. All rights reserved. * * 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 APPLE INC. ``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 APPLE INC. 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. */ #include <assert.h> #include "memalign.h" #include <memory> #include <stddef.h> #include "mbmalloc.h" void test(size_t alignment, size_t size) { void* result = mbmemalign(alignment, size); assert(result); assert(!((uintptr_t)result & (alignment - 1))); mbfree(result, size); } void benchmark_memalign(bool isParallel) { for (size_t alignment = 2; alignment < 4096; alignment *= 2) { for (size_t size = 0; size < 4096; ++size) test(alignment, size); } test(1 * 1024 * 1024, 8); test(8 * 1024 * 1024, 8); test(32 * 1024 * 1024, 8); test(64 * 1024 * 1024, 8); test(1 * 1024 * 1024, 8 * 1024 * 1024); test(1 * 1024 * 1024, 16 * 1024 * 1024); }