1 /*
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3  * Copyright (c) 2012, 2018 SAP SE. All rights reserved.
4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5  *
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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
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24  */
25 
26 #include "precompiled.hpp"
27 #include "register_ppc.hpp"
28 
29 
name() const30 const char* RegisterImpl::name() const {
31   const char* names[number_of_registers] = {
32     "R0",  "R1",  "R2",  "R3",  "R4",  "R5",  "R6",  "R7",
33     "R8",  "R9",  "R10", "R11", "R12", "R13", "R14", "R15",
34     "R16", "R17", "R18", "R19", "R20", "R21", "R22", "R23",
35     "R24", "R25", "R26", "R27", "R28", "R29", "R30", "R31"
36   };
37   return is_valid() ? names[encoding()] : "noreg";
38 }
39 
name() const40 const char* ConditionRegisterImpl::name() const {
41   const char* names[number_of_registers] = {
42     "CR0",  "CR1",  "CR2",  "CR3",  "CR4",  "CR5",  "CR6",  "CR7"
43   };
44   return is_valid() ? names[encoding()] : "cnoreg";
45 }
46 
name() const47 const char* FloatRegisterImpl::name() const {
48   const char* names[number_of_registers] = {
49     "F0",  "F1",  "F2",  "F3",  "F4",  "F5",  "F6",  "F7",
50     "F8",  "F9",  "F10", "F11", "F12", "F13", "F14", "F15",
51     "F16", "F17", "F18", "F19", "F20", "F21", "F22", "F23",
52     "F24", "F25", "F26", "F27", "F28", "F29", "F30", "F31"
53   };
54   return is_valid() ? names[encoding()] : "fnoreg";
55 }
56 
name() const57 const char* SpecialRegisterImpl::name() const {
58   const char* names[number_of_registers] = {
59     "SR_XER", "SR_LR", "SR_CTR", "SR_VRSAVE", "SR_SPEFSCR", "SR_PPR"
60   };
61   return is_valid() ? names[encoding()] : "snoreg";
62 }
63 
name() const64 const char* VectorRegisterImpl::name() const {
65   const char* names[number_of_registers] = {
66     "VR0",  "VR1",  "VR2",  "VR3",  "VR4",  "VR5",  "VR6",  "VR7",
67     "VR8",  "VR9",  "VR10", "VR11", "VR12", "VR13", "VR14", "VR15",
68     "VR16", "VR17", "VR18", "VR19", "VR20", "VR21", "VR22", "VR23",
69     "VR24", "VR25", "VR26", "VR27", "VR28", "VR29", "VR30", "VR31"
70   };
71   return is_valid() ? names[encoding()] : "vnoreg";
72 }
73 
name() const74 const char* VectorSRegisterImpl::name() const {
75   const char* names[number_of_registers] = {
76     "VSR0",  "VSR1",  "VSR2",  "VSR3",  "VSR4",  "VSR5",  "VSR6",  "VSR7",
77     "VSR8",  "VSR9",  "VSR10", "VSR11", "VSR12", "VSR13", "VSR14", "VSR15",
78     "VSR16", "VSR17", "VSR18", "VSR19", "VSR20", "VSR21", "VSR22", "VSR23",
79     "VSR24", "VSR25", "VSR26", "VSR27", "VSR28", "VSR29", "VSR30", "VSR31",
80     "VSR32", "VSR33", "VSR34", "VSR35", "VSR36", "VSR37", "VSR38", "VSR39",
81     "VSR40", "VSR41", "VSR42", "VSR43", "VSR44", "VSR45", "VSR46", "VSR47",
82     "VSR48", "VSR49", "VSR50", "VSR51", "VSR52", "VSR53", "VSR54", "VSR55",
83     "VSR56", "VSR57", "VSR58", "VSR59", "VSR60", "VSR61", "VSR62", "VSR63"
84   };
85   return is_valid() ? names[encoding()] : "vsnoreg";
86 }
87 
88 // Method to convert a FloatRegister to a Vector-Scalar Register (VectorSRegister)
to_vsr() const89 VectorSRegister FloatRegisterImpl::to_vsr() const {
90   if (this == fnoreg) { return vsnoreg; }
91   return as_VectorSRegister(encoding());
92 }
93 
94 // Method to convert a VectorRegister to a Vector-Scalar Register (VectorSRegister)
to_vsr() const95 VectorSRegister VectorRegisterImpl::to_vsr() const {
96   if (this == vnoreg) { return vsnoreg; }
97   return as_VectorSRegister(encoding() + 32);
98 }
99 
100 // Method to convert a VectorSRegister to a Vector Register (VectorRegister)
to_vr() const101 VectorRegister VectorSRegisterImpl::to_vr() const {
102   if (this == vsnoreg) { return vnoreg; }
103   return as_VectorRegister(encoding() - 32);
104 }
105