82 lines
2.2 KiB
C++
82 lines
2.2 KiB
C++
// Copyright 2009-2021 Intel Corporation
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// SPDX-License-Identifier: Apache-2.0
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#include "alloc.h"
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#include "../../common/sys/thread.h"
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#if defined(APPLE) && defined(__aarch64__)
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#include "../../common/sys/barrier.h"
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#endif
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namespace embree
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{
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__thread FastAllocator::ThreadLocal2* FastAllocator::thread_local_allocator2 = nullptr;
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MutexSys FastAllocator::s_thread_local_allocators_lock;
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std::vector<std::unique_ptr<FastAllocator::ThreadLocal2>> FastAllocator::s_thread_local_allocators;
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struct fast_allocator_regression_test : public RegressionTest
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{
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BarrierSys barrier;
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std::atomic<size_t> numFailed;
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std::unique_ptr<FastAllocator> alloc;
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fast_allocator_regression_test()
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: RegressionTest("fast_allocator_regression_test"), numFailed(0)
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{
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registerRegressionTest(this);
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}
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static void thread_alloc(fast_allocator_regression_test* This)
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{
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FastAllocator::CachedAllocator threadalloc = This->alloc->getCachedAllocator();
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size_t* ptrs[1000];
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for (size_t j=0; j<1000; j++)
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{
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This->barrier.wait();
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for (size_t i=0; i<1000; i++) {
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ptrs[i] = (size_t*) threadalloc.malloc0(sizeof(size_t)+(i%32));
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*ptrs[i] = size_t(threadalloc.talloc0) + i;
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}
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for (size_t i=0; i<1000; i++) {
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if (*ptrs[i] != size_t(threadalloc.talloc0) + i)
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This->numFailed++;
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}
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This->barrier.wait();
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}
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}
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bool run ()
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{
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alloc = make_unique(new FastAllocator(nullptr,false));
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numFailed.store(0);
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size_t numThreads = getNumberOfLogicalThreads();
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barrier.init(numThreads+1);
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/* create threads */
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std::vector<thread_t> threads;
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for (size_t i=0; i<numThreads; i++)
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threads.push_back(createThread((thread_func)thread_alloc,this));
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/* run test */
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for (size_t i=0; i<1000; i++)
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{
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alloc->reset();
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barrier.wait();
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barrier.wait();
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}
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/* destroy threads */
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for (size_t i=0; i<numThreads; i++)
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join(threads[i]);
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alloc = nullptr;
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return numFailed == 0;
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}
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};
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fast_allocator_regression_test fast_allocator_regression;
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}
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