1 /*
 2  * Copyright (c) 2000, 2021, Oracle and/or its affiliates. All rights reserved.
 3  * Copyright (c) 2014, 2021, Red Hat Inc. All rights reserved.
 4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 5  *
 6  * This code is free software; you can redistribute it and/or modify it
 7  * under the terms of the GNU General Public License version 2 only, as
 8  * published by the Free Software Foundation.
 9  *
10  * This code is distributed in the hope that it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
13  * version 2 for more details (a copy is included in the LICENSE file that
14  * accompanied this code).
15  *
16  * You should have received a copy of the GNU General Public License version
17  * 2 along with this work; if not, write to the Free Software Foundation,
18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19  *
20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21  * or visit www.oracle.com if you need additional information or have any
22  * questions.
23  *
24  */
25 
26 #include "precompiled.hpp"
27 #include "register_aarch64.hpp"
28 
29 const int ConcreteRegisterImpl::max_gpr = RegisterImpl::number_of_registers *
30                                           RegisterImpl::max_slots_per_register;
31 
32 const int ConcreteRegisterImpl::max_fpr
33   = ConcreteRegisterImpl::max_gpr +
34     FloatRegisterImpl::number_of_registers * FloatRegisterImpl::max_slots_per_register;
35 
36 const int ConcreteRegisterImpl::max_pr
37   = ConcreteRegisterImpl::max_fpr +
38     PRegisterImpl::number_of_registers * PRegisterImpl::max_slots_per_register;
39 
40 const char* RegisterImpl::name() const {
41   const char* names[number_of_registers] = {
42     "c_rarg0", "c_rarg1", "c_rarg2", "c_rarg3", "c_rarg4", "c_rarg5", "c_rarg6", "c_rarg7",
43     "rscratch1", "rscratch2",
44     "r10", "r11", "r12", "r13", "r14", "r15", "r16",
45     "r17", "r18_tls", "r19",
46     "resp", "rdispatch", "rbcp", "r23", "rlocals", "rmonitors", "rcpool", "rheapbase",
47     "rthread", "rfp", "lr", "sp"
48   };
49   return is_valid() ? names[encoding()] : "noreg";
50 }
51 
52 const char* FloatRegisterImpl::name() const {
53   const char* names[number_of_registers] = {
54     "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
55     "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15",
56     "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23",
57     "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
58   };
59   return is_valid() ? names[encoding()] : "noreg";
60 }
61 
62 const char* PRegisterImpl::name() const {
63   const char* names[number_of_registers] = {
64     "p0", "p1", "p2", "p3", "p4", "p5", "p6", "p7",
65     "p8", "p9", "p10", "p11", "p12", "p13", "p14", "p15"
66   };
67   return is_valid() ? names[encoding()] : "noreg";
68 }