Mercurial > hg > truffle
comparison src/cpu/x86/vm/registerMap_x86.hpp @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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1 /* | |
2 * Copyright 1998-2007 Sun Microsystems, Inc. All Rights Reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
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 | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
21 * have any questions. | |
22 * | |
23 */ | |
24 | |
25 // machine-dependent implemention for register maps | |
26 friend class frame; | |
27 | |
28 private: | |
29 // This is the hook for finding a register in an "well-known" location, | |
30 // such as a register block of a predetermined format. | |
31 // Since there is none, we just return NULL. | |
32 // See registerMap_sparc.hpp for an example of grabbing registers | |
33 // from register save areas of a standard layout. | |
34 address pd_location(VMReg reg) const {return NULL;} | |
35 | |
36 // no PD state to clear or copy: | |
37 void pd_clear() {} | |
38 void pd_initialize() {} | |
39 void pd_initialize_from(const RegisterMap* map) {} |