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1 /* |
1 /* |
2 * Copyright (c) 1997, 2009, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
5 * This code is free software; you can redistribute it and/or modify it |
6 * under the terms of the GNU General Public License version 2 only, as |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. |
7 * published by the Free Software Foundation. |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
20 * or visit www.oracle.com if you need additional information or have any |
20 * or visit www.oracle.com if you need additional information or have any |
21 * questions. |
21 * questions. |
22 * |
22 * |
23 */ |
23 */ |
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24 |
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25 #ifndef SHARE_VM_OPTO_MEMNODE_HPP |
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26 #define SHARE_VM_OPTO_MEMNODE_HPP |
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27 |
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28 #include "opto/multnode.hpp" |
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29 #include "opto/node.hpp" |
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30 #include "opto/opcodes.hpp" |
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31 #include "opto/type.hpp" |
24 |
32 |
25 // Portions of code courtesy of Clifford Click |
33 // Portions of code courtesy of Clifford Click |
26 |
34 |
27 class MultiNode; |
35 class MultiNode; |
28 class PhaseCCP; |
36 class PhaseCCP; |
1248 virtual int Opcode() const; |
1256 virtual int Opcode() const; |
1249 virtual uint ideal_reg() const { return NotAMachineReg; } |
1257 virtual uint ideal_reg() const { return NotAMachineReg; } |
1250 virtual uint match_edge(uint idx) const { return idx==2; } |
1258 virtual uint match_edge(uint idx) const { return idx==2; } |
1251 virtual const Type *bottom_type() const { return ( AllocatePrefetchStyle == 3 ) ? Type::MEMORY : Type::ABIO; } |
1259 virtual const Type *bottom_type() const { return ( AllocatePrefetchStyle == 3 ) ? Type::MEMORY : Type::ABIO; } |
1252 }; |
1260 }; |
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1261 |
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1262 #endif // SHARE_VM_OPTO_MEMNODE_HPP |