75 lines
2.7 KiB
C++
75 lines
2.7 KiB
C++
/*
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* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#include "precompiled.hpp"
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#include "memory/metaspace/spaceManager.hpp"
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using metaspace::SpaceManager;
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// The test function is only available in debug builds
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#ifdef ASSERT
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#include "unittest.hpp"
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static void test_adjust_initial_chunk_size(bool is_class) {
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const size_t smallest = SpaceManager::smallest_chunk_size(is_class);
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const size_t normal = SpaceManager::small_chunk_size(is_class);
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const size_t medium = SpaceManager::medium_chunk_size(is_class);
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#define do_test(value, expected, is_class_value) \
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do { \
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size_t v = value; \
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size_t e = expected; \
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assert(SpaceManager::adjust_initial_chunk_size(v, (is_class_value)) == e, \
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"Expected: " SIZE_FORMAT " got: " SIZE_FORMAT, e, v); \
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} while (0)
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// Smallest (specialized)
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do_test(1, smallest, is_class);
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do_test(smallest - 1, smallest, is_class);
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do_test(smallest, smallest, is_class);
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// Small
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do_test(smallest + 1, normal, is_class);
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do_test(normal - 1, normal, is_class);
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do_test(normal, normal, is_class);
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// Medium
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do_test(normal + 1, medium, is_class);
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do_test(medium - 1, medium, is_class);
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do_test(medium, medium, is_class);
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// Humongous
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do_test(medium + 1, medium + 1, is_class);
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#undef test_adjust_initial_chunk_size
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}
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TEST(SpaceManager, adjust_initial_chunk_size) {
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test_adjust_initial_chunk_size(true);
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test_adjust_initial_chunk_size(false);
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}
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#endif // ASSERT
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