1/*
2 * Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2012, 2017 SAP SE. 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_ppc.hpp"
28
29const int ConcreteRegisterImpl::max_gpr = RegisterImpl::number_of_registers * 2;
30const int ConcreteRegisterImpl::max_fpr = ConcreteRegisterImpl::max_gpr +
31                                          FloatRegisterImpl::number_of_registers * 2;
32const int ConcreteRegisterImpl::max_cnd = ConcreteRegisterImpl::max_fpr +
33                                          ConditionRegisterImpl::number_of_registers;
34
35const char* RegisterImpl::name() const {
36  const char* names[number_of_registers] = {
37    "R0",  "R1",  "R2",  "R3",  "R4",  "R5",  "R6",  "R7",
38    "R8",  "R9",  "R10", "R11", "R12", "R13", "R14", "R15",
39    "R16", "R17", "R18", "R19", "R20", "R21", "R22", "R23",
40    "R24", "R25", "R26", "R27", "R28", "R29", "R30", "R31"
41  };
42  return is_valid() ? names[encoding()] : "noreg";
43}
44
45const char* ConditionRegisterImpl::name() const {
46  const char* names[number_of_registers] = {
47    "CR0",  "CR1",  "CR2",  "CR3",  "CR4",  "CR5",  "CR6",  "CR7"
48  };
49  return is_valid() ? names[encoding()] : "cnoreg";
50}
51
52const char* FloatRegisterImpl::name() const {
53  const char* names[number_of_registers] = {
54    "F0",  "F1",  "F2",  "F3",  "F4",  "F5",  "F6",  "F7",
55    "F8",  "F9",  "F10", "F11", "F12", "F13", "F14", "F15",
56    "F16", "F17", "F18", "F19", "F20", "F21", "F22", "F23",
57    "F24", "F25", "F26", "F27", "F28", "F29", "F30", "F31"
58  };
59  return is_valid() ? names[encoding()] : "fnoreg";
60}
61
62const char* SpecialRegisterImpl::name() const {
63  const char* names[number_of_registers] = {
64    "SR_XER", "SR_LR", "SR_CTR", "SR_VRSAVE", "SR_SPEFSCR", "SR_PPR"
65  };
66  return is_valid() ? names[encoding()] : "snoreg";
67}
68
69const char* VectorRegisterImpl::name() const {
70  const char* names[number_of_registers] = {
71    "VR0",  "VR1",  "VR2",  "VR3",  "VR4",  "VR5",  "VR6",  "VR7",
72    "VR8",  "VR9",  "VR10", "VR11", "VR12", "VR13", "VR14", "VR15",
73    "VR16", "VR17", "VR18", "VR19", "VR20", "VR21", "VR22", "VR23",
74    "VR24", "VR25", "VR26", "VR27", "VR28", "VR29", "VR30", "VR31"
75  };
76  return is_valid() ? names[encoding()] : "vnoreg";
77}
78
79const char* VectorSRegisterImpl::name() const {
80  const char* names[number_of_registers] = {
81    "VSR0",  "VSR1",  "VSR2",  "VSR3",  "VSR4",  "VSR5",  "VSR6",  "VSR7",
82    "VSR8",  "VSR9",  "VSR10", "VSR11", "VSR12", "VSR13", "VSR14", "VSR15",
83    "VSR16", "VSR17", "VSR18", "VSR19", "VSR20", "VSR21", "VSR22", "VSR23",
84    "VSR24", "VSR25", "VSR26", "VSR27", "VSR28", "VSR29", "VSR30", "VSR31",
85    "VSR32", "VSR33", "VSR34", "VSR35", "VSR36", "VSR37", "VSR38", "VSR39",
86    "VSR40", "VSR41", "VSR42", "VSR43", "VSR44", "VSR45", "VSR46", "VSR47",
87    "VSR48", "VSR49", "VSR50", "VSR51", "VSR52", "VSR53", "VSR54", "VSR55",
88    "VSR56", "VSR57", "VSR58", "VSR59", "VSR60", "VSR61", "VSR62", "VSR63"
89  };
90  return is_valid() ? names[encoding()] : "vsnoreg";
91}
92
93// Method to convert a VectorRegister to a Vector-Scalar Register (VectorSRegister)
94VectorSRegister VectorRegisterImpl::to_vsr() const {
95  if (this == vnoreg) { return vsnoregi; }
96  return as_VectorSRegister(encoding() + 32);
97}
98