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1 /*
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2 * Copyright 2003-2005 Sun Microsystems, Inc. All Rights Reserved.
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3 * Copyright 2007, 2008, 2009, 2010 Red Hat, Inc.
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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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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21 * CA 95054 USA or visit www.sun.com if you need additional information or
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22 * have any questions.
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23 *
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24 */
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25
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26 // This file holds the platform specific parts of the StubRoutines
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27 // definition. See stubRoutines.hpp for a description on how to
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28 // extend it.
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29
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30 public:
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31 static address call_stub_return_pc() {
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32 return (address) -1;
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33 }
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34
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35 static bool returns_to_call_stub(address return_pc) {
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36 return return_pc == call_stub_return_pc();
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37 }
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38
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39 enum platform_dependent_constants {
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40 code_size1 = 0, // The assembler will fail with a guarantee
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41 code_size2 = 0 // if these are too small. Simply increase
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42 }; // them if that happens.
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43
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44 enum method_handles_platform_dependent_constants {
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45 method_handles_adapters_code_size = 0
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46 };
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47
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48 #ifdef IA32
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49 class x86 {
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50 friend class VMStructs;
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51
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52 private:
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53 static address _call_stub_compiled_return;
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54 };
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55 #endif // IA32
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