1/*
2 * Copyright (c) 2010 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder. You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Copyright (c) 2007-2008 The Florida State University
15 * All rights reserved.
16 *
17 * Redistribution and use in source and binary forms, with or without
18 * modification, are permitted provided that the following conditions are
19 * met: redistributions of source code must retain the above copyright
20 * notice, this list of conditions and the following disclaimer;
21 * redistributions in binary form must reproduce the above copyright
22 * notice, this list of conditions and the following disclaimer in the
23 * documentation and/or other materials provided with the distribution;
24 * neither the name of the copyright holders nor the names of its
25 * contributors may be used to endorse or promote products derived from
26 * this software without specific prior written permission.
27 *
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
30 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
31 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
32 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
33 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
34 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
35 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
36 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
37 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
38 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
39 *
40 * Authors: Stephen Hines
41 */
42
43#ifndef __ARCH_ARM_TYPES_HH__
44#define __ARCH_ARM_TYPES_HH__
45
46#include "base/bitunion.hh"
47#include "base/types.hh"
48
49namespace ArmISA
50{
51 typedef uint32_t MachInst;
52
53 BitUnion64(ExtMachInst)
54 // Bitfields to select mode.
55 Bitfield<36> thumb;
56 Bitfield<35> bigThumb;
57
58 // Made up bitfields that make life easier.
59 Bitfield<33> sevenAndFour;
60 Bitfield<32> isMisc;
61
62 uint32_t instBits;
63
64 // All the different types of opcode fields.
65 Bitfield<27, 25> encoding;
66 Bitfield<25> useImm;
67 Bitfield<24, 21> opcode;
68 Bitfield<24, 20> mediaOpcode;
69 Bitfield<24> opcode24;
70 Bitfield<23, 20> opcode23_20;
71 Bitfield<23, 21> opcode23_21;
72 Bitfield<20> opcode20;
73 Bitfield<22> opcode22;
74 Bitfield<19, 16> opcode19_16;
75 Bitfield<19> opcode19;
76 Bitfield<18> opcode18;
77 Bitfield<15, 12> opcode15_12;
78 Bitfield<15> opcode15;
79 Bitfield<7, 4> miscOpcode;
80 Bitfield<7,5> opc2;
81 Bitfield<7> opcode7;
82 Bitfield<6> opcode6;
83 Bitfield<4> opcode4;
84
85 Bitfield<31, 28> condCode;
86 Bitfield<20> sField;
87 Bitfield<19, 16> rn;
88 Bitfield<15, 12> rd;
89 Bitfield<11, 7> shiftSize;
90 Bitfield<6, 5> shift;
91 Bitfield<3, 0> rm;
92
93 Bitfield<11, 8> rs;
94
95 SubBitUnion(puswl, 24, 20)
96 Bitfield<24> prepost;
97 Bitfield<23> up;
98 Bitfield<22> psruser;
99 Bitfield<21> writeback;
100 Bitfield<20> loadOp;
101 EndSubBitUnion(puswl)
102
103 Bitfield<24, 20> pubwl;
104
105 Bitfield<7, 0> imm;
106
107 Bitfield<11, 8> rotate;
108
109 Bitfield<11, 0> immed11_0;
110 Bitfield<7, 0> immed7_0;
111
112 Bitfield<11, 8> immedHi11_8;
113 Bitfield<3, 0> immedLo3_0;
114
115 Bitfield<15, 0> regList;
116
117 Bitfield<23, 0> offset;
118
119 Bitfield<23, 0> immed23_0;
120
121 Bitfield<11, 8> cpNum;
122 Bitfield<18, 16> fn;
123 Bitfield<14, 12> fd;
124 Bitfield<3> fpRegImm;
125 Bitfield<3, 0> fm;
126 Bitfield<2, 0> fpImm;
127 Bitfield<24, 20> punwl;
128
129 Bitfield<7, 0> m5Func;
130
131 // 16 bit thumb bitfields
132 Bitfield<15, 13> topcode15_13;
133 Bitfield<13, 11> topcode13_11;
134 Bitfield<12, 11> topcode12_11;
135 Bitfield<12, 10> topcode12_10;
136 Bitfield<11, 9> topcode11_9;
137 Bitfield<11, 8> topcode11_8;
138 Bitfield<10, 9> topcode10_9;
139 Bitfield<10, 8> topcode10_8;
140 Bitfield<9, 6> topcode9_6;
141 Bitfield<7> topcode7;
142 Bitfield<7, 6> topcode7_6;
143 Bitfield<7, 5> topcode7_5;
144 Bitfield<7, 4> topcode7_4;
145 Bitfield<3, 0> topcode3_0;
146
147 // 32 bit thumb bitfields
148 Bitfield<28, 27> htopcode12_11;
149 Bitfield<26, 25> htopcode10_9;
150 Bitfield<25> htopcode9;
151 Bitfield<25, 24> htopcode9_8;
152 Bitfield<25, 21> htopcode9_5;
153 Bitfield<25, 20> htopcode9_4;
154 Bitfield<24> htopcode8;
155 Bitfield<24, 23> htopcode8_7;
156 Bitfield<24, 22> htopcode8_6;
157 Bitfield<24, 21> htopcode8_5;
158 Bitfield<23> htopcode7;
| 1/*
2 * Copyright (c) 2010 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder. You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Copyright (c) 2007-2008 The Florida State University
15 * All rights reserved.
16 *
17 * Redistribution and use in source and binary forms, with or without
18 * modification, are permitted provided that the following conditions are
19 * met: redistributions of source code must retain the above copyright
20 * notice, this list of conditions and the following disclaimer;
21 * redistributions in binary form must reproduce the above copyright
22 * notice, this list of conditions and the following disclaimer in the
23 * documentation and/or other materials provided with the distribution;
24 * neither the name of the copyright holders nor the names of its
25 * contributors may be used to endorse or promote products derived from
26 * this software without specific prior written permission.
27 *
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
30 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
31 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
32 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
33 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
34 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
35 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
36 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
37 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
38 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
39 *
40 * Authors: Stephen Hines
41 */
42
43#ifndef __ARCH_ARM_TYPES_HH__
44#define __ARCH_ARM_TYPES_HH__
45
46#include "base/bitunion.hh"
47#include "base/types.hh"
48
49namespace ArmISA
50{
51 typedef uint32_t MachInst;
52
53 BitUnion64(ExtMachInst)
54 // Bitfields to select mode.
55 Bitfield<36> thumb;
56 Bitfield<35> bigThumb;
57
58 // Made up bitfields that make life easier.
59 Bitfield<33> sevenAndFour;
60 Bitfield<32> isMisc;
61
62 uint32_t instBits;
63
64 // All the different types of opcode fields.
65 Bitfield<27, 25> encoding;
66 Bitfield<25> useImm;
67 Bitfield<24, 21> opcode;
68 Bitfield<24, 20> mediaOpcode;
69 Bitfield<24> opcode24;
70 Bitfield<23, 20> opcode23_20;
71 Bitfield<23, 21> opcode23_21;
72 Bitfield<20> opcode20;
73 Bitfield<22> opcode22;
74 Bitfield<19, 16> opcode19_16;
75 Bitfield<19> opcode19;
76 Bitfield<18> opcode18;
77 Bitfield<15, 12> opcode15_12;
78 Bitfield<15> opcode15;
79 Bitfield<7, 4> miscOpcode;
80 Bitfield<7,5> opc2;
81 Bitfield<7> opcode7;
82 Bitfield<6> opcode6;
83 Bitfield<4> opcode4;
84
85 Bitfield<31, 28> condCode;
86 Bitfield<20> sField;
87 Bitfield<19, 16> rn;
88 Bitfield<15, 12> rd;
89 Bitfield<11, 7> shiftSize;
90 Bitfield<6, 5> shift;
91 Bitfield<3, 0> rm;
92
93 Bitfield<11, 8> rs;
94
95 SubBitUnion(puswl, 24, 20)
96 Bitfield<24> prepost;
97 Bitfield<23> up;
98 Bitfield<22> psruser;
99 Bitfield<21> writeback;
100 Bitfield<20> loadOp;
101 EndSubBitUnion(puswl)
102
103 Bitfield<24, 20> pubwl;
104
105 Bitfield<7, 0> imm;
106
107 Bitfield<11, 8> rotate;
108
109 Bitfield<11, 0> immed11_0;
110 Bitfield<7, 0> immed7_0;
111
112 Bitfield<11, 8> immedHi11_8;
113 Bitfield<3, 0> immedLo3_0;
114
115 Bitfield<15, 0> regList;
116
117 Bitfield<23, 0> offset;
118
119 Bitfield<23, 0> immed23_0;
120
121 Bitfield<11, 8> cpNum;
122 Bitfield<18, 16> fn;
123 Bitfield<14, 12> fd;
124 Bitfield<3> fpRegImm;
125 Bitfield<3, 0> fm;
126 Bitfield<2, 0> fpImm;
127 Bitfield<24, 20> punwl;
128
129 Bitfield<7, 0> m5Func;
130
131 // 16 bit thumb bitfields
132 Bitfield<15, 13> topcode15_13;
133 Bitfield<13, 11> topcode13_11;
134 Bitfield<12, 11> topcode12_11;
135 Bitfield<12, 10> topcode12_10;
136 Bitfield<11, 9> topcode11_9;
137 Bitfield<11, 8> topcode11_8;
138 Bitfield<10, 9> topcode10_9;
139 Bitfield<10, 8> topcode10_8;
140 Bitfield<9, 6> topcode9_6;
141 Bitfield<7> topcode7;
142 Bitfield<7, 6> topcode7_6;
143 Bitfield<7, 5> topcode7_5;
144 Bitfield<7, 4> topcode7_4;
145 Bitfield<3, 0> topcode3_0;
146
147 // 32 bit thumb bitfields
148 Bitfield<28, 27> htopcode12_11;
149 Bitfield<26, 25> htopcode10_9;
150 Bitfield<25> htopcode9;
151 Bitfield<25, 24> htopcode9_8;
152 Bitfield<25, 21> htopcode9_5;
153 Bitfield<25, 20> htopcode9_4;
154 Bitfield<24> htopcode8;
155 Bitfield<24, 23> htopcode8_7;
156 Bitfield<24, 22> htopcode8_6;
157 Bitfield<24, 21> htopcode8_5;
158 Bitfield<23> htopcode7;
|
159 Bitfield<22, 21> htopcode6_5;
160 Bitfield<21, 20> htopcode5_4;
161 Bitfield<20> htopcode4;
162
163 Bitfield<19, 16> htrn;
164 Bitfield<20> hts;
165
166 Bitfield<15> ltopcode15;
167 Bitfield<11, 8> ltopcode11_8;
168 Bitfield<7, 6> ltopcode7_6;
169 Bitfield<7, 4> ltopcode7_4;
170 Bitfield<4> ltopcode4;
171
172 Bitfield<11, 8> ltrd;
173 Bitfield<11, 8> ltcoproc;
174 EndBitUnion(ExtMachInst)
175
176 // Shift types for ARM instructions
177 enum ArmShiftType {
178 LSL = 0,
179 LSR,
180 ASR,
181 ROR
182 };
183
184 typedef uint64_t LargestRead;
185 // Need to use 64 bits to make sure that read requests get handled properly
186
187 typedef int RegContextParam;
188 typedef int RegContextVal;
189
190 //used in FP convert & round function
191 enum ConvertType{
192 SINGLE_TO_DOUBLE,
193 SINGLE_TO_WORD,
194 SINGLE_TO_LONG,
195
196 DOUBLE_TO_SINGLE,
197 DOUBLE_TO_WORD,
198 DOUBLE_TO_LONG,
199
200 LONG_TO_SINGLE,
201 LONG_TO_DOUBLE,
202 LONG_TO_WORD,
203 LONG_TO_PS,
204
205 WORD_TO_SINGLE,
206 WORD_TO_DOUBLE,
207 WORD_TO_LONG,
208 WORD_TO_PS,
209
210 PL_TO_SINGLE,
211 PU_TO_SINGLE
212 };
213
214 //used in FP convert & round function
215 enum RoundMode{
216 RND_ZERO,
217 RND_DOWN,
218 RND_UP,
219 RND_NEAREST
220 };
221
222 enum OperatingMode {
223 MODE_USER = 16,
224 MODE_FIQ = 17,
225 MODE_IRQ = 18,
226 MODE_SVC = 19,
227 MODE_MON = 22,
228 MODE_ABORT = 23,
229 MODE_UNDEFINED = 27,
230 MODE_SYSTEM = 31
231 };
232
233 struct CoreSpecific {
234 // Empty for now on the ARM
235 };
236
237} // namespace ArmISA
238
239#endif
| 160 Bitfield<22, 21> htopcode6_5;
161 Bitfield<21, 20> htopcode5_4;
162 Bitfield<20> htopcode4;
163
164 Bitfield<19, 16> htrn;
165 Bitfield<20> hts;
166
167 Bitfield<15> ltopcode15;
168 Bitfield<11, 8> ltopcode11_8;
169 Bitfield<7, 6> ltopcode7_6;
170 Bitfield<7, 4> ltopcode7_4;
171 Bitfield<4> ltopcode4;
172
173 Bitfield<11, 8> ltrd;
174 Bitfield<11, 8> ltcoproc;
175 EndBitUnion(ExtMachInst)
176
177 // Shift types for ARM instructions
178 enum ArmShiftType {
179 LSL = 0,
180 LSR,
181 ASR,
182 ROR
183 };
184
185 typedef uint64_t LargestRead;
186 // Need to use 64 bits to make sure that read requests get handled properly
187
188 typedef int RegContextParam;
189 typedef int RegContextVal;
190
191 //used in FP convert & round function
192 enum ConvertType{
193 SINGLE_TO_DOUBLE,
194 SINGLE_TO_WORD,
195 SINGLE_TO_LONG,
196
197 DOUBLE_TO_SINGLE,
198 DOUBLE_TO_WORD,
199 DOUBLE_TO_LONG,
200
201 LONG_TO_SINGLE,
202 LONG_TO_DOUBLE,
203 LONG_TO_WORD,
204 LONG_TO_PS,
205
206 WORD_TO_SINGLE,
207 WORD_TO_DOUBLE,
208 WORD_TO_LONG,
209 WORD_TO_PS,
210
211 PL_TO_SINGLE,
212 PU_TO_SINGLE
213 };
214
215 //used in FP convert & round function
216 enum RoundMode{
217 RND_ZERO,
218 RND_DOWN,
219 RND_UP,
220 RND_NEAREST
221 };
222
223 enum OperatingMode {
224 MODE_USER = 16,
225 MODE_FIQ = 17,
226 MODE_IRQ = 18,
227 MODE_SVC = 19,
228 MODE_MON = 22,
229 MODE_ABORT = 23,
230 MODE_UNDEFINED = 27,
231 MODE_SYSTEM = 31
232 };
233
234 struct CoreSpecific {
235 // Empty for now on the ARM
236 };
237
238} // namespace ArmISA
239
240#endif
|