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1 /* |
1 /* |
2 * Copyright (c) 1998, 2009, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 1998, 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. |
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 */ |
24 |
24 |
25 #include "incls/_precompiled.incl" |
25 #include "precompiled.hpp" |
26 #include "incls/_postaloc.cpp.incl" |
26 #include "memory/allocation.inline.hpp" |
|
27 #include "opto/chaitin.hpp" |
|
28 #include "opto/machnode.hpp" |
27 |
29 |
28 // see if this register kind does not requires two registers |
30 // see if this register kind does not requires two registers |
29 static bool is_single_register(uint x) { |
31 static bool is_single_register(uint x) { |
30 #ifdef _LP64 |
32 #ifdef _LP64 |
31 return (x != Op_RegD && x != Op_RegL && x != Op_RegP); |
33 return (x != Op_RegD && x != Op_RegL && x != Op_RegP); |