annotate src/os_cpu/solaris_x86/vm/os_solaris_x86.hpp @ 795:215f81b4d9b3

6841831: G1: assert(contains_reference(from),"We just added it!") fires Summary: During parallel rset updating we have to make sure that the worker ids of the refinement threads do not intersect with the worker ids that can be claimed by the mutator threads. Reviewed-by: tonyp
author iveresov
date Mon, 18 May 2009 11:52:46 -0700
parents d0994e5bebce
children c18cbe5936b8
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1 /*
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2 * Copyright 1999-2009 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 //
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26 // NOTE: we are back in class os here, not Solaris
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27 //
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28 #ifdef AMD64
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29 static void setup_fpu() {}
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30 #else
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31 static jint (*atomic_xchg_func) (jint, volatile jint*);
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32 static jint (*atomic_cmpxchg_func) (jint, volatile jint*, jint);
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33 static jlong (*atomic_cmpxchg_long_func)(jlong, volatile jlong*, jlong);
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34 static jint (*atomic_add_func) (jint, volatile jint*);
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35
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36 static jint atomic_xchg_bootstrap (jint, volatile jint*);
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37 static jint atomic_cmpxchg_bootstrap (jint, volatile jint*, jint);
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38 static jlong atomic_cmpxchg_long_bootstrap(jlong, volatile jlong*, jlong);
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39 static jint atomic_add_bootstrap (jint, volatile jint*);
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40
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41 static void setup_fpu();
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42 #endif // AMD64
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43
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44 static bool supports_sse();
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46 static bool is_allocatable(size_t bytes);
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47
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48 // Used to register dynamic code cache area with the OS
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49 // Note: Currently only used in 64 bit Windows implementations
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50 static bool register_code_area(char *low, char *high) { return true; }