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comparison src/cpu/zero/vm/registerMap_zero.hpp @ 1010:354d3184f6b2

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6890308: integrate zero assembler hotspot changes Reviewed-by: never Contributed-by: gbenson@redhat.com
author never
date Tue, 13 Oct 2009 12:04:21 -0700
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children c18cbe5936b8
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1009:03b336640699 1010:354d3184f6b2
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) {}