annotate src/cpu/ppc/vm/globalDefinitions_ppc.hpp @ 20508:f6bde7889409

8059592: Recent bugfixes in ppc64 port. Reviewed-by: kvn
author goetz
date Thu, 02 Oct 2014 09:32:53 +0200
parents 3514ee402842
children
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1 /*
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2 * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
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3 * Copyright 2012, 2013 SAP AG. All rights reserved.
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4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5 *
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6 * This code is free software; you can redistribute it and/or modify it
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7 * under the terms of the GNU General Public License version 2 only, as
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8 * published by the Free Software Foundation.
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9 *
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10 * This code is distributed in the hope that it will be useful, but WITHOUT
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11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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13 * version 2 for more details (a copy is included in the LICENSE file that
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14 * accompanied this code).
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15 *
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16 * You should have received a copy of the GNU General Public License version
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17 * 2 along with this work; if not, write to the Free Software Foundation,
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18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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19 *
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20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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21 * or visit www.oracle.com if you need additional information or have any
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22 * questions.
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23 *
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24 */
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25
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26 #ifndef CPU_PPC_VM_GLOBALDEFINITIONS_PPC_HPP
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27 #define CPU_PPC_VM_GLOBALDEFINITIONS_PPC_HPP
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28
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29 // Size of PPC Instructions
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30 const int BytesPerInstWord = 4;
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31
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32 const int StackAlignmentInBytes = 16;
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33
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34 // Indicates whether the C calling conventions require that
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35 // 32-bit integer argument values are properly extended to 64 bits.
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36 // If set, SharedRuntime::c_calling_convention() must adapt
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37 // signatures accordingly.
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38 const bool CCallingConventionRequiresIntsAsLongs = true;
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39
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40 #define SUPPORTS_NATIVE_CX8
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41
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42 // The PPC CPUs are NOT multiple-copy-atomic.
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43 #define CPU_NOT_MULTIPLE_COPY_ATOMIC
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44
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45 #endif // CPU_PPC_VM_GLOBALDEFINITIONS_PPC_HPP