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annotate src/share/vm/memory/universe.inline.hpp @ 14697:bac9ef65b71d

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8035057: NewSize ergonomics wrong when setting small or unaligned size on command line Summary: Making sure that if NewSize is set on the command line it should be used for both min and initial size even if it is re-aligned. Reviewed-by: jwilhelm, jmasa
author sjohanss
date Fri, 21 Feb 2014 09:48:52 +0100
parents f95d63e2154a
children fa6c442c59ee
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1 /*
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2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #ifndef SHARE_VM_MEMORY_UNIVERSE_INLINE_HPP
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26 #define SHARE_VM_MEMORY_UNIVERSE_INLINE_HPP
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27
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28 #include "memory/universe.hpp"
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29
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30 // Check whether an element of a typeArrayOop with the given type must be
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31 // aligned 0 mod 8. The typeArrayOop itself must be aligned at least this
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32 // strongly.
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33
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34 inline bool Universe::element_type_should_be_aligned(BasicType type) {
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35 return type == T_DOUBLE || type == T_LONG;
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36 }
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37
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38 // Check whether an object field (static/non-static) of the given type must be aligned 0 mod 8.
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39
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40 inline bool Universe::field_type_should_be_aligned(BasicType type) {
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41 return type == T_DOUBLE || type == T_LONG;
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42 }
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43
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44 #endif // SHARE_VM_MEMORY_UNIVERSE_INLINE_HPP