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annotate src/os_cpu/linux_ppc/vm/prefetch_linux_ppc.inline.hpp @ 14408:ec28f9c041ff

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8019972: PPC64 (part 9): platform files for interpreter only VM. Summary: With this change the HotSpot core build works on Linux/PPC64. The VM succesfully executes simple test programs. Reviewed-by: kvn
author goetz
date Fri, 02 Aug 2013 16:46:45 +0200
parents
children f6bde7889409
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14408
ec28f9c041ff 8019972: PPC64 (part 9): platform files for interpreter only VM.
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1 /*
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2 * Copyright (c) 1997, 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
ec28f9c041ff 8019972: PPC64 (part 9): platform files for interpreter only VM.
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12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ec28f9c041ff 8019972: PPC64 (part 9): platform files for interpreter only VM.
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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 OS_CPU_LINUX_PPC_VM_PREFETCH_LINUX_PPC_INLINE_HPP
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27 #define OS_CPU_LINUX_PPC_VM_PREFETCH_LINUX_PPC_INLINE_HPP
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28
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29 #include "runtime/prefetch.hpp"
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30
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31
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32 inline void Prefetch::read(void *loc, intx interval) {
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33 __asm__ __volatile__ (
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34 " dcbt 0, %0 \n"
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35 :
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36 : /*%0*/"r" ( ((address)loc) +((long)interval) )
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37 //:
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38 );
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39 }
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40
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41 inline void Prefetch::write(void *loc, intx interval) {
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42 __asm__ __volatile__ (
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43 " dcbtst 0, %0 \n"
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44 :
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45 : /*%0*/"r" ( ((address)loc) +((long)interval) )
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46 //:
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47 );
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48 }
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49
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50 #endif // OS_CPU_LINUX_PPC_VM_PREFETCH_LINUX_OJDKPPC_HPP