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[/] [or1k/] [trunk/] [insight/] [opcodes/] [or32.c] - Blame information for rev 1672

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1 133 markom 
/* Table of opcodes for the OpenRISC 1000 ISA.
2 
   Copyright 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
3 
   Contributed by Damjan Lampret (lampret@opencores.org).
4 
 
5 717 markom 
This file is part of gen_or1k_isa, or1ksim, GDB and GAS.
6 133 markom 
 
7 
This program is free software; you can redistribute it and/or modify
8 
it under the terms of the GNU General Public License as published by
9 
the Free Software Foundation; either version 2 of the License, or
10 
(at your option) any later version.
11 
 
12 
This program is distributed in the hope that it will be useful,
13 
but WITHOUT ANY WARRANTY; without even the implied warranty of
14 
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 
GNU General Public License for more details.
16 
 
17 
You should have received a copy of the GNU General Public License
18 
along with this program; if not, write to the Free Software
19 
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
20 
 
21 1114 lampret 
/*
22 
 * $Log: not supported by cvs2svn $
23 1672 nogj 
 * Revision 1.51  2006/01/19 19:25:10  nogj
24 
 * Pass the instruction operands as part of the op_queue structure.
25 
 *
26 1656 nogj 
 * Revision 1.50  2005/11/18 18:15:21  nogj
27 
 * Execute l.ff1 instruction
28 
 *
29 1605 nogj 
 * Revision 1.49  2005/11/06 16:23:07  nogj
30 
 * Fix parsing the destination register
31 
 *
32 1597 nogj 
 * Revision 1.48  2005/11/03 19:01:50  lampret
33 
 * Added l.fl1
34 
 *
35 1590 lampret 
 * Revision 1.47  2005/09/05 08:47:44  nogj
36 
 * Fix most warnings issued by gcc4
37 
 *
38 1557 nogj 
 * Revision 1.46  2005/08/18 22:13:27  phoenix
39 
 * fixed l.maci encoding
40 
 *
41 1554 phoenix 
 * Revision 1.45  2005/04/27 19:13:13  nogj
42 
 * l.rfe does not have a delay slot.  Don't mark it as such.
43 
 *
44 1475 nogj 
 * Revision 1.44  2005/03/31 16:09:57  nogj
45 
 * Implement a dynamic recompiler to speed up the execution
46 
 *
47 1452 nogj 
 * Revision 1.43  2005/03/31 16:01:59  nogj
48 
 * Reclasify l.trap and l.sys to be an exception instruction
49 
 *
50 1440 nogj 
 * Revision 1.42  2005/03/16 12:25:56  nogj
51 
 * Fix the parameters to the l.ff1/l.maci instructions
52 
 *
53 1384 nogj 
 * Revision 1.41  2005/02/09 17:41:03  nogj
54 
 * Mark a simulated cpu address as such, by introducing the new oraddr_t type
55 
 *
56 1350 nogj 
 * Revision 1.40  2005/01/27 14:14:13  nogj
57 
 * Remove the global op structure
58 
 *
59 1346 nogj 
 * Revision 1.39  2005/01/27 13:35:40  nogj
60 
 *  * Fix generate.c to produce a execgen.c with less warnings.
61 
 *  * Fix the --enable-simple configure option.
62 
 *
63 1342 nogj 
 * Revision 1.38  2005/01/27 13:15:50  nogj
64 
 * Mark wich operand is the destination operand in the architechture definition
65 
 *
66 1341 nogj 
 * Revision 1.37  2005/01/11 15:41:58  andreje
67 
 * l.ff1 instruction added
68 
 *
69 1338 andreje 
 * Revision 1.36  2004/07/22 20:17:23  phoenix
70 
 * removed includes
71 
 *
72 1309 phoenix 
 * Revision 1.35  2004/07/19 23:07:37  phoenix
73 
 * Gyorgy Jeney: extensive cleanup
74 
 *
75 1308 phoenix 
 * Revision 1.34  2004/06/27 22:56:48  lampret
76 
 * Updated instruction set descriptions. Changed FP instructions encoding.
77 
 *
78 1295 lampret 
 * Revision 1.33  2004/05/09 19:52:31  lampret
79 
 * Changed desciption of the l.cust5 insns
80 
 *
81 1285 lampret 
 * Revision 1.31  2003/07/01 19:34:49  csanchez
82 
 * Added support for l.addc instruction.
83 
 *
84 1169 csanchez 
 * Revision 1.30  2003/01/28 03:49:24  lampret
85 
 * Added cvs log keywords
86 
 *
87 1114 lampret 
 */
88 
 
89 133 markom 
#include <string.h>
90 
#include <stdio.h>
91 
#include <stdlib.h>
92 371 markom 
#include <ctype.h>
93 133 markom 
 
94 371 markom 
 
95 138 markom 
#ifdef HAVE_CONFIG_H
96 
# include "config.h"
97 
#endif
98 1342 nogj 
#ifdef HAS_EXECUTION
99 1350 nogj 
# ifdef HAVE_INTTYPES_H
100 
#  include <inttypes.h> /* ...but to get arch.h we need uint{8,16,32}_t... */
101 
# endif
102 
# include "port.h"
103 
# include "arch.h" /* ...but to get abstract.h, we need oraddr_t... */
104 
# include "abstract.h" /* To get struct iqueue_entry... */
105 1557 nogj 
# include "debug.h" /* To get debug() */
106 1342 nogj 
#endif
107 133 markom 
#include "opcode/or32.h"
108 
 
109 
/* **INDENT-OFF** */
110 
 
111 1342 nogj 
/* We treat all letters the same in encode/decode routines so
112 
   we need to assign some characteristics to them like signess etc.*/
113 133 markom 
CONST struct or32_letter or32_letters[] =
114 
{
115 
{ 'A', NUM_UNSIGNED },
116 
{ 'B', NUM_UNSIGNED },
117 
{ 'D', NUM_UNSIGNED },
118 
{ 'I', NUM_SIGNED },
119 
{ 'K', NUM_UNSIGNED },
120 
{ 'L', NUM_UNSIGNED },
121 
{ 'N', NUM_SIGNED },
122 
{ '0', NUM_UNSIGNED },
123 
{ '\0', 0 }     /* dummy entry */
124 
};
125 
 
126 
/* Opcode encoding:
127 
   machine[31:30]: first two bits of opcode
128 
                   00 - neither of source operands is GPR
129 
                   01 - second source operand is GPR (rB)
130 
                   10 - first source operand is GPR (rA)
131 
                   11 - both source operands are GPRs (rA and rB)
132 
   machine[29:26]: next four bits of opcode
133 
   machine[25:00]: instruction operands (specific to individual instruction)
134 
 
135 
  Recommendation: irrelevant instruction bits should be set with a value of
136 
  bits in same positions of instruction preceding current instruction in the
137 
  code (when assembling).
138 
*/
139 
 
140 1341 nogj 
#ifdef HAS_EXECUTION
141 
# if SIMPLE_EXECUTION
142 
#  define EFN &l_none
143 
#  define EF(func) &(func)
144 
#  define EFI &l_invalid
145 1452 nogj 
# elif COMPLEX_EXECUTION
146 1341 nogj 
#  define EFN "l_none"
147 
#  define EFI "l_invalid"
148 
#  ifdef __GNUC__
149 
#   define EF(func) #func
150 
#  else
151 
#   define EF(func) "func"
152 
#  endif
153 1452 nogj 
# else /* DYNAMIC_EXECUTION */
154 
#  define EFN &l_none
155 
#  define EF(func) &(gen_ ##func)
156 
#  define EFI &gen_l_invalid
157 
# endif
158 1341 nogj 
#else /* HAS_EXECUTION */
159 
# define EFN &l_none
160 
# define EF(func) EFN
161 
# define EFI EFN
162 133 markom 
#endif /* HAS_EXECUTION */
163 
 
164 
CONST struct or32_opcode or32_opcodes[] =
165 
{
166 
 
167 1346 nogj 
{ "l.j",       "N",            "00 0x0  NNNNN NNNNN NNNN NNNN NNNN NNNN",
168 
  EF(l_j), OR32_IF_DELAY, it_jump },
169 
{ "l.jal",     "N",            "00 0x1  NNNNN NNNNN NNNN NNNN NNNN NNNN",
170 
  EF(l_jal), OR32_IF_DELAY, it_jump },
171 
{ "l.bnf",     "N",            "00 0x3  NNNNN NNNNN NNNN NNNN NNNN NNNN",
172 
  EF(l_bnf), OR32_IF_DELAY | OR32_R_FLAG, it_branch },
173 
{ "l.bf",      "N",            "00 0x4  NNNNN NNNNN NNNN NNNN NNNN NNNN",
174 
  EF(l_bf), OR32_IF_DELAY | OR32_R_FLAG, it_branch },
175 
{ "l.nop",     "K",            "00 0x5  01--- ----- KKKK KKKK KKKK KKKK",
176 
  EF(l_nop), 0, it_nop },
177 
{ "l.movhi",   "rD,K",         "00 0x6  DDDDD ----0 KKKK KKKK KKKK KKKK",
178 
  EF(l_movhi), 0, it_movimm },
179 
{ "l.macrc",   "rD",           "00 0x6  DDDDD ----1 0000 0000 0000 0000",
180 
  EF(l_macrc), 0, it_mac },
181 
{ "l.sys",     "K",            "00 0x8  00000 00000 KKKK KKKK KKKK KKKK",
182 1440 nogj 
  EF(l_sys), 0, it_exception },
183 1346 nogj 
{ "l.trap",    "K",            "00 0x8  01000 00000 KKKK KKKK KKKK KKKK",
184 1440 nogj 
  EF(l_trap), 0, it_exception },
185 1346 nogj 
{ "l.msync",   "",             "00 0x8  10000 00000 0000 0000 0000 0000", EFN,
186 
  0, it_unknown },
187 
{ "l.psync",   "",             "00 0x8  10100 00000 0000 0000 0000 0000", EFN,
188 
  0, it_unknown },
189 
{ "l.csync",   "",             "00 0x8  11000 00000 0000 0000 0000 0000", EFN,
190 
  0, it_unknown },
191 
{ "l.rfe",     "",             "00 0x9  ----- ----- ---- ---- ---- ----",
192 1475 nogj 
  EF(l_rfe), 0, it_exception },
193 1346 nogj 
{ "lv.all_eq.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x1 0x0", EFI, 0,
194 
  it_unknown },
195 
{ "lv.all_eq.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x1 0x1", EFI, 0,
196 
  it_unknown },
197 
{ "lv.all_ge.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x1 0x2", EFI, 0,
198 
  it_unknown },
199 
{ "lv.all_ge.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x1 0x3", EFI, 0,
200 
  it_unknown },
201 
{ "lv.all_gt.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x1 0x4", EFI, 0,
202 
  it_unknown },
203 
{ "lv.all_gt.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x1 0x5", EFI, 0,
204 
  it_unknown },
205 
{ "lv.all_le.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x1 0x6", EFI, 0,
206 
  it_unknown },
207 
{ "lv.all_le.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x1 0x7", EFI, 0,
208 
  it_unknown },
209 
{ "lv.all_lt.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x1 0x8", EFI, 0,
210 
  it_unknown },
211 
{ "lv.all_lt.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x1 0x9", EFI, 0,
212 
  it_unknown },
213 
{ "lv.all_ne.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x1 0xA", EFI, 0,
214 
  it_unknown },
215 
{ "lv.all_ne.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x1 0xB", EFI, 0,
216 
  it_unknown },
217 
{ "lv.any_eq.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x2 0x0", EFI, 0,
218 
  it_unknown },
219 
{ "lv.any_eq.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x2 0x1", EFI, 0,
220 
  it_unknown },
221 
{ "lv.any_ge.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x2 0x2", EFI, 0,
222 
  it_unknown },
223 
{ "lv.any_ge.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x2 0x3", EFI, 0,
224 
  it_unknown },
225 
{ "lv.any_gt.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x2 0x4", EFI, 0,
226 
  it_unknown },
227 
{ "lv.any_gt.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x2 0x5", EFI, 0,
228 
  it_unknown },
229 
{ "lv.any_le.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x2 0x6", EFI, 0,
230 
  it_unknown },
231 
{ "lv.any_le.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x2 0x7", EFI, 0,
232 
  it_unknown },
233 
{ "lv.any_lt.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x2 0x8", EFI, 0,
234 
  it_unknown },
235 
{ "lv.any_lt.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x2 0x9", EFI, 0,
236 
  it_unknown },
237 
{ "lv.any_ne.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x2 0xA", EFI, 0,
238 
  it_unknown },
239 
{ "lv.any_ne.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x2 0xB", EFI, 0,
240 
  it_unknown },
241 
{ "lv.add.b",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x3 0x0", EFI, 0,
242 
  it_unknown },
243 
{ "lv.add.h",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x3 0x1", EFI, 0,
244 
  it_unknown },
245 
{ "lv.adds.b", "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x3 0x2", EFI, 0,
246 
  it_unknown },
247 
{ "lv.adds.h", "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x3 0x3", EFI, 0,
248 
  it_unknown },
249 
{ "lv.addu.b", "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x3 0x4", EFI, 0,
250 
  it_unknown },
251 
{ "lv.addu.h", "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x3 0x5", EFI, 0,
252 
  it_unknown },
253 
{ "lv.addus.b","rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x3 0x6", EFI, 0,
254 
  it_unknown },
255 
{ "lv.addus.h","rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x3 0x7", EFI, 0,
256 
  it_unknown },
257 
{ "lv.and",    "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x3 0x8", EFI, 0,
258 
  it_unknown },
259 
{ "lv.avg.b",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x3 0x9", EFI, 0,
260 
  it_unknown },
261 
{ "lv.avg.h",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x3 0xA", EFI, 0,
262 
  it_unknown },
263 
{ "lv.cmp_eq.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x4 0x0", EFI, 0,
264 
  it_unknown },
265 
{ "lv.cmp_eq.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x4 0x1", EFI, 0,
266 
  it_unknown },
267 
{ "lv.cmp_ge.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x4 0x2", EFI, 0,
268 
  it_unknown },
269 
{ "lv.cmp_ge.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x4 0x3", EFI, 0,
270 
  it_unknown },
271 
{ "lv.cmp_gt.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x4 0x4", EFI, 0,
272 
  it_unknown },
273 
{ "lv.cmp_gt.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x4 0x5", EFI, 0,
274 
  it_unknown },
275 
{ "lv.cmp_le.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x4 0x6", EFI, 0,
276 
  it_unknown },
277 
{ "lv.cmp_le.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x4 0x7", EFI, 0,
278 
  it_unknown },
279 
{ "lv.cmp_lt.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x4 0x8", EFI, 0,
280 
  it_unknown },
281 
{ "lv.cmp_lt.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x4 0x9", EFI, 0,
282 
  it_unknown },
283 
{ "lv.cmp_ne.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x4 0xA", EFI, 0,
284 
  it_unknown },
285 
{ "lv.cmp_ne.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x4 0xB", EFI, 0,
286 
  it_unknown },
287 
{ "lv.madds.h","rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x5 0x4", EFI, 0,
288 
  it_unknown },
289 
{ "lv.max.b",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x5 0x5", EFI, 0,
290 
  it_unknown },
291 
{ "lv.max.h",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x5 0x6", EFI, 0,
292 
  it_unknown },
293 
{ "lv.merge.b","rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x5 0x7", EFI, 0,
294 
  it_unknown },
295 
{ "lv.merge.h","rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x5 0x8", EFI, 0,
296 
  it_unknown },
297 
{ "lv.min.b",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x5 0x9", EFI, 0,
298 
  it_unknown },
299 
{ "lv.min.h",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x5 0xA", EFI, 0,
300 
  it_unknown },
301 
{ "lv.msubs.h","rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x5 0xB", EFI, 0,
302 
  it_unknown },
303 
{ "lv.muls.h", "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x5 0xC", EFI, 0,
304 
  it_unknown },
305 
{ "lv.nand",   "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x5 0xD", EFI, 0,
306 
  it_unknown },
307 
{ "lv.nor",    "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x5 0xE", EFI, 0,
308 
  it_unknown },
309 
{ "lv.or",     "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x5 0xF", EFI, 0,
310 
  it_unknown },
311 
{ "lv.pack.b", "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0x0", EFI, 0,
312 
  it_unknown },
313 
{ "lv.pack.h", "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0x1", EFI, 0,
314 
  it_unknown },
315 
{ "lv.packs.b","rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0x2", EFI, 0,
316 
  it_unknown },
317 
{ "lv.packs.h","rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0x3", EFI, 0,
318 
  it_unknown },
319 
{ "lv.packus.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0x4", EFI, 0,
320 
  it_unknown },
321 
{ "lv.packus.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0x5", EFI, 0,
322 
  it_unknown },
323 
{ "lv.perm.n", "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0x6", EFI, 0,
324 
  it_unknown },
325 
{ "lv.rl.b",   "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0x7", EFI, 0,
326 
  it_unknown },
327 
{ "lv.rl.h",   "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0x8", EFI, 0,
328 
  it_unknown },
329 
{ "lv.sll.b",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0x9", EFI, 0,
330 
  it_unknown },
331 
{ "lv.sll.h",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0xA", EFI, 0,
332 
  it_unknown },
333 
{ "lv.sll",    "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0xB", EFI, 0,
334 
  it_unknown },
335 
{ "lv.srl.b",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0xC", EFI, 0,
336 
  it_unknown },
337 
{ "lv.srl.h",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0xD", EFI, 0,
338 
  it_unknown },
339 
{ "lv.sra.b",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0xE", EFI, 0,
340 
  it_unknown },
341 
{ "lv.sra.h",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x6 0xF", EFI, 0,
342 
  it_unknown },
343 
{ "lv.srl",    "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x7 0x0", EFI, 0,
344 
  it_unknown },
345 
{ "lv.sub.b",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x7 0x1", EFI, 0,
346 
  it_unknown },
347 
{ "lv.sub.h",  "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x7 0x2", EFI, 0,
348 
  it_unknown },
349 
{ "lv.subs.b", "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x7 0x3", EFI, 0,
350 
  it_unknown },
351 
{ "lv.subs.h", "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x7 0x4", EFI, 0,
352 
  it_unknown },
353 
{ "lv.subu.b", "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x7 0x5", EFI, 0,
354 
  it_unknown },
355 
{ "lv.subu.h", "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x7 0x6", EFI, 0,
356 
  it_unknown },
357 
{ "lv.subus.b","rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x7 0x7", EFI, 0,
358 
  it_unknown },
359 
{ "lv.subus.h","rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x7 0x8", EFI, 0,
360 
  it_unknown },
361 
{ "lv.unpack.b","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x7 0x9", EFI, 0,
362 
  it_unknown },
363 
{ "lv.unpack.h","rD,rA,rB",    "00 0xA  DDDDD AAAAA BBBB B--- 0x7 0xA", EFI, 0,
364 
  it_unknown },
365 
{ "lv.xor",    "rD,rA,rB",     "00 0xA  DDDDD AAAAA BBBB B--- 0x7 0xB", EFI, 0,
366 
  it_unknown },
367 
{ "lv.cust1",  "",             "00 0xA  ----- ----- ---- ---- 0xC ----", EFI, 0,
368 
  it_unknown },
369 
{ "lv.cust2",  "",             "00 0xA  ----- ----- ---- ---- 0xD ----", EFI, 0,
370 
  it_unknown },
371 
{ "lv.cust3",  "",             "00 0xA  ----- ----- ---- ---- 0xE ----", EFI, 0,
372 
  it_unknown },
373 
{ "lv.cust4",  "",             "00 0xA  ----- ----- ---- ---- 0xF ----", EFI, 0,
374 
  it_unknown },
375 676 markom 
 
376 1346 nogj 
{ "l.jr",      "rB",           "01 0x1  ----- ----- BBBB B--- ---- ----",
377 
  EF(l_jr), OR32_IF_DELAY, it_jump },
378 
{ "l.jalr",    "rB",           "01 0x2  ----- ----- BBBB B--- ---- ----",
379 
  EF(l_jalr), OR32_IF_DELAY, it_jump },
380 1554 phoenix 
{ "l.maci",    "rA,I",         "01 0x3  IIIII AAAAA ---- -III IIII IIII",
381 1346 nogj 
  EF(l_mac), 0, it_mac },
382 
{ "l.cust1",   "",             "01 0xC  ----- ----- ---- ---- ---- ----",
383 
  EF(l_cust1), 0, it_unknown },
384 
{ "l.cust2",   "",             "01 0xD  ----- ----- ---- ---- ---- ----",
385 
  EF(l_cust2), 0, it_unknown },
386 
{ "l.cust3",   "",             "01 0xE  ----- ----- ---- ---- ---- ----",
387 
  EF(l_cust3), 0, it_unknown },
388 
{ "l.cust4",   "",             "01 0xF  ----- ----- ---- ---- ---- ----",
389 
  EF(l_cust4), 0, it_unknown },
390 133 markom 
 
391 1346 nogj 
{ "l.ld",      "rD,I(rA)",     "10 0x0  DDDDD AAAAA IIII IIII IIII IIII", EFI,
392 
  0, it_load },
393 
{ "l.lwz",     "rD,I(rA)",     "10 0x1  DDDDD AAAAA IIII IIII IIII IIII",
394 
  EF(l_lwz), 0, it_load },
395 
{ "l.lws",     "rD,I(rA)",     "10 0x2  DDDDD AAAAA IIII IIII IIII IIII", EFI,
396 
  0, it_load },
397 
{ "l.lbz",     "rD,I(rA)",     "10 0x3  DDDDD AAAAA IIII IIII IIII IIII",
398 
  EF(l_lbz), 0, it_load },
399 
{ "l.lbs",     "rD,I(rA)",     "10 0x4  DDDDD AAAAA IIII IIII IIII IIII",
400 
  EF(l_lbs), 0, it_load },
401 
{ "l.lhz",     "rD,I(rA)",     "10 0x5  DDDDD AAAAA IIII IIII IIII IIII",
402 
  EF(l_lhz), 0, it_load },
403 
{ "l.lhs",     "rD,I(rA)",     "10 0x6  DDDDD AAAAA IIII IIII IIII IIII",
404 
  EF(l_lhs), 0, it_load },
405 133 markom 
 
406 1346 nogj 
{ "l.addi",    "rD,rA,I",      "10 0x7  DDDDD AAAAA IIII IIII IIII IIII",
407 
  EF(l_add), OR32_W_FLAG, it_arith },
408 
{ "l.addic",   "rD,rA,I",      "10 0x8  DDDDD AAAAA IIII IIII IIII IIII", EFI,
409 
  0, it_arith },
410 
{ "l.andi",    "rD,rA,K",      "10 0x9  DDDDD AAAAA KKKK KKKK KKKK KKKK",
411 
  EF(l_and), OR32_W_FLAG, it_arith },
412 
{ "l.ori",     "rD,rA,K",      "10 0xA  DDDDD AAAAA KKKK KKKK KKKK KKKK",
413 
  EF(l_or), 0, it_arith },
414 
{ "l.xori",    "rD,rA,I",      "10 0xB  DDDDD AAAAA IIII IIII IIII IIII",
415 
  EF(l_xor), 0, it_arith },
416 
{ "l.muli",    "rD,rA,I",      "10 0xC  DDDDD AAAAA IIII IIII IIII IIII",
417 
  EF(l_mul), 0, it_arith },
418 
{ "l.mfspr",   "rD,rA,K",      "10 0xD  DDDDD AAAAA KKKK KKKK KKKK KKKK",
419 
  EF(l_mfspr), 0, it_move },
420 
{ "l.slli",    "rD,rA,L",      "10 0xE  DDDDD AAAAA ---- ---- 00LL LLLL",
421 
  EF(l_sll), 0, it_shift },
422 
{ "l.srli",    "rD,rA,L",      "10 0xE  DDDDD AAAAA ---- ---- 01LL LLLL",
423 
  EF(l_srl), 0, it_shift },
424 
{ "l.srai",    "rD,rA,L",      "10 0xE  DDDDD AAAAA ---- ---- 10LL LLLL",
425 
  EF(l_sra), 0, it_shift },
426 
{ "l.rori",    "rD,rA,L",      "10 0xE  DDDDD AAAAA ---- ---- 11LL LLLL", EFI,
427 
  0, it_shift },
428 133 markom 
 
429 1346 nogj 
{ "l.sfeqi",   "rA,I",         "10 0xF  00000 AAAAA IIII IIII IIII IIII",
430 
  EF(l_sfeq), OR32_W_FLAG, it_compare },
431 
{ "l.sfnei",   "rA,I",         "10 0xF  00001 AAAAA IIII IIII IIII IIII",
432 
  EF(l_sfne), OR32_W_FLAG, it_compare },
433 
{ "l.sfgtui",  "rA,I",         "10 0xF  00010 AAAAA IIII IIII IIII IIII",
434 
  EF(l_sfgtu), OR32_W_FLAG, it_compare },
435 
{ "l.sfgeui",  "rA,I",         "10 0xF  00011 AAAAA IIII IIII IIII IIII",
436 
  EF(l_sfgeu), OR32_W_FLAG, it_compare },
437 
{ "l.sfltui",  "rA,I",         "10 0xF  00100 AAAAA IIII IIII IIII IIII",
438 
  EF(l_sfltu), OR32_W_FLAG, it_compare },
439 
{ "l.sfleui",  "rA,I",         "10 0xF  00101 AAAAA IIII IIII IIII IIII",
440 
  EF(l_sfleu), OR32_W_FLAG, it_compare },
441 
{ "l.sfgtsi",  "rA,I",         "10 0xF  01010 AAAAA IIII IIII IIII IIII",
442 
  EF(l_sfgts), OR32_W_FLAG, it_compare },
443 
{ "l.sfgesi",  "rA,I",         "10 0xF  01011 AAAAA IIII IIII IIII IIII",
444 
  EF(l_sfges), OR32_W_FLAG, it_compare },
445 
{ "l.sfltsi",  "rA,I",         "10 0xF  01100 AAAAA IIII IIII IIII IIII",
446 
  EF(l_sflts), OR32_W_FLAG, it_compare },
447 
{ "l.sflesi",  "rA,I",         "10 0xF  01101 AAAAA IIII IIII IIII IIII",
448 
  EF(l_sfles), OR32_W_FLAG, it_compare },
449 133 markom 
 
450 1346 nogj 
{ "l.mtspr",   "rA,rB,K",      "11 0x0  KKKKK AAAAA BBBB BKKK KKKK KKKK",
451 
  EF(l_mtspr), 0, it_move },
452 
{ "l.mac",     "rA,rB",        "11 0x1  ----- AAAAA BBBB B--- ---- 0x1",
453 
  EF(l_mac), 0, it_mac },
454 
{ "l.msb",     "rA,rB",        "11 0x1  ----- AAAAA BBBB B--- ---- 0x2",
455 
  EF(l_msb), 0, it_mac },
456 133 markom 
 
457 1346 nogj 
{ "lf.add.s",   "rD,rA,rB",    "11 0x2  DDDDD AAAAA BBBB B--- 0x0 0x0",
458 
  EF(lf_add_s), 0, it_float },
459 
{ "lf.sub.s",   "rD,rA,rB",    "11 0x2  DDDDD AAAAA BBBB B--- 0x0 0x1",
460 
  EF(lf_sub_s), 0, it_float },
461 
{ "lf.mul.s",   "rD,rA,rB",    "11 0x2  DDDDD AAAAA BBBB B--- 0x0 0x2",
462 
  EF(lf_mul_s), 0, it_float },
463 
{ "lf.div.s",   "rD,rA,rB",    "11 0x2  DDDDD AAAAA BBBB B--- 0x0 0x3",
464 
  EF(lf_div_s), 0, it_float },
465 
{ "lf.itof.s",  "rD,rA",       "11 0x2  DDDDD AAAAA 0000 0--- 0x0 0x4",
466 
  EF(lf_itof_s), 0, it_float },
467 
{ "lf.ftoi.s",  "rD,rA",       "11 0x2  DDDDD AAAAA 0000 0--- 0x0 0x5",
468 
  EF(lf_ftoi_s), 0, it_float },
469 
{ "lf.rem.s",   "rD,rA,rB",    "11 0x2  DDDDD AAAAA BBBB B--- 0x0 0x6",
470 
  EF(lf_rem_s), 0, it_float },
471 
{ "lf.madd.s",  "rD,rA,rB",    "11 0x2  DDDDD AAAAA BBBB B--- 0x0 0x7",
472 
  EF(lf_madd_s), 0, it_float },
473 
{ "lf.sfeq.s",  "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0x0 0x8",
474 
  EF(lf_sfeq_s), 0, it_float },
475 
{ "lf.sfne.s",  "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0x0 0x9",
476 
  EF(lf_sfne_s), 0, it_float },
477 
{ "lf.sfgt.s",  "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0x0 0xA",
478 
  EF(lf_sfgt_s), 0, it_float },
479 
{ "lf.sfge.s",  "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0x0 0xB",
480 
  EF(lf_sfge_s), 0, it_float },
481 
{ "lf.sflt.s",  "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0x0 0xC",
482 
  EF(lf_sflt_s), 0, it_float },
483 
{ "lf.sfle.s",  "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0x0 0xD",
484 
  EF(lf_sfle_s), 0, it_float },
485 
{ "lf.cust1.s", "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0xD ----", EFI,
486 
  0, it_float },
487 133 markom 
 
488 1346 nogj 
{ "lf.add.d",   "rD,rA,rB",    "11 0x2  DDDDD AAAAA BBBB B--- 0x1 0x0", EFI, 0,
489 
  it_float },
490 
{ "lf.sub.d",   "rD,rA,rB",    "11 0x2  DDDDD AAAAA BBBB B--- 0x1 0x1", EFI, 0,
491 
  it_float },
492 
{ "lf.mul.d",   "rD,rA,rB",    "11 0x2  DDDDD AAAAA BBBB B--- 0x1 0x2", EFI, 0,
493 
  it_float },
494 
{ "lf.div.d",   "rD,rA,rB",    "11 0x2  DDDDD AAAAA BBBB B--- 0x1 0x3", EFI, 0,
495 
  it_float },
496 
{ "lf.itof.d",  "rD,rA",       "11 0x2  DDDDD AAAAA 0000 0--- 0x1 0x4", EFI, 0,
497 
  it_float },
498 
{ "lf.ftoi.d",  "rD,rA",       "11 0x2  DDDDD AAAAA 0000 0--- 0x1 0x5", EFI, 0,
499 
  it_float },
500 
{ "lf.rem.d",   "rD,rA,rB",    "11 0x2  DDDDD AAAAA BBBB B--- 0x1 0x6", EFI, 0,
501 
  it_float },
502 
{ "lf.madd.d",  "rD,rA,rB",    "11 0x2  DDDDD AAAAA BBBB B--- 0x1 0x7", EFI, 0,
503 
  it_float },
504 
{ "lf.sfeq.d",  "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0x1 0x8", EFI, 0,
505 
  it_float },
506 
{ "lf.sfne.d",  "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0x1 0x9", EFI, 0,
507 
  it_float },
508 
{ "lf.sfgt.d",  "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0x1 0xA", EFI, 0,
509 
  it_float },
510 
{ "lf.sfge.d",  "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0x1 0xB", EFI, 0,
511 
  it_float },
512 
{ "lf.sflt.d",  "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0x1 0xC", EFI, 0,
513 
  it_float },
514 
{ "lf.sfle.d",  "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0x1 0xD", EFI, 0,
515 
  it_float },
516 
{ "lf.cust1.d", "rA,rB",       "11 0x2  ----- AAAAA BBBB B--- 0xE ----", EFI, 0,
517 
  it_float },
518 676 markom 
 
519 1672 nogj 
{ "l.sd",      "I(rA),rB",     "11 0x4  IIIII AAAAA BBBB BIII IIII IIII", EFI,
520 1346 nogj 
  0, it_store },
521 1672 nogj 
{ "l.sw",      "I(rA),rB",     "11 0x5  IIIII AAAAA BBBB BIII IIII IIII",
522 1346 nogj 
  EF(l_sw), 0, it_store },
523 1672 nogj 
{ "l.sb",      "I(rA),rB",     "11 0x6  IIIII AAAAA BBBB BIII IIII IIII",
524 1346 nogj 
  EF(l_sb), 0, it_store },
525 1672 nogj 
{ "l.sh",      "I(rA),rB",     "11 0x7  IIIII AAAAA BBBB BIII IIII IIII",
526 1346 nogj 
  EF(l_sh), 0, it_store },
527 1295 lampret 
 
528 1346 nogj 
{ "l.add",     "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-00 ---- 0x0",
529 
  EF(l_add), OR32_W_FLAG, it_arith },
530 
{ "l.addc",    "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-00 ---- 0x1",
531 
  EF(l_addc), OR32_W_FLAG, it_arith },
532 
{ "l.sub",     "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-00 ---- 0x2",
533 
  EF(l_sub), 0, it_arith },
534 
{ "l.and",     "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-00 ---- 0x3",
535 
  EF(l_and), OR32_W_FLAG, it_arith },
536 
{ "l.or",      "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-00 ---- 0x4",
537 
  EF(l_or), 0, it_arith },
538 
{ "l.xor",     "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-00 ---- 0x5",
539 
  EF(l_xor), 0, it_arith },
540 
{ "l.mul",     "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-11 ---- 0x6",
541 
  EF(l_mul), 0, it_arith },
542 1295 lampret 
 
543 1346 nogj 
{ "l.sll",     "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-00 00-- 0x8",
544 
  EF(l_sll), 0, it_shift },
545 
{ "l.srl",     "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-00 01-- 0x8",
546 
  EF(l_srl), 0, it_shift },
547 
{ "l.sra",     "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-00 10-- 0x8",
548 
  EF(l_sra), 0, it_shift },
549 
{ "l.ror",     "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-00 11-- 0x8", EFI,
550 
  0, it_shift },
551 
{ "l.div",     "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-11 ---- 0x9",
552 
  EF(l_div), 0, it_arith },
553 
{ "l.divu",    "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-11 ---- 0xA",
554 
  EF(l_divu), 0, it_arith },
555 
{ "l.mulu",    "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-11 ---- 0xB", EFI,
556 
  0, it_arith },
557 
{ "l.extbs",   "rD,rA",     "11 0x8  DDDDD AAAAA ---- --00 01-- 0xC",
558 
  EF(l_extbs), 0, it_move },
559 
{ "l.exths",   "rD,rA",     "11 0x8  DDDDD AAAAA ---- --00 00-- 0xC",
560 
  EF(l_exths), 0, it_move },
561 
{ "l.extws",   "rD,rA",     "11 0x8  DDDDD AAAAA ---- --00 00-- 0xD",
562 
  EF(l_extws), 0, it_move },
563 
{ "l.extbz",   "rD,rA",     "11 0x8  DDDDD AAAAA ---- --00 11-- 0xC",
564 
  EF(l_extbz), 0, it_move },
565 
{ "l.exthz",   "rD,rA",     "11 0x8  DDDDD AAAAA ---- --00 10-- 0xC",
566 
  EF(l_exthz), 0, it_move },
567 
{ "l.extwz",   "rD,rA",     "11 0x8  DDDDD AAAAA ---- --00 01-- 0xD",
568 
  EF(l_extwz), 0, it_move },
569 
{ "l.cmov",    "rD,rA,rB",     "11 0x8  DDDDD AAAAA BBBB B-00 ---- 0xE",
570 
  EF(l_cmov), OR32_R_FLAG, it_move },
571 1605 nogj 
{ "l.ff1",     "rD,rA",     "11 0x8  DDDDD AAAAA ---- --00 ---- 0xF",
572 
  EF(l_ff1), 0, it_arith },
573 1590 lampret 
{ "l.fl1",     "rD,rA",     "11 0x8  DDDDD AAAAA ---- --01 ---- 0xF", EFI, 0,
574 
  it_arith },
575 133 markom 
 
576 1346 nogj 
{ "l.sfeq",    "rA,rB",        "11 0x9  00000 AAAAA BBBB B--- ---- ----",
577 
  EF(l_sfeq), OR32_W_FLAG, it_compare },
578 
{ "l.sfne",    "rA,rB",        "11 0x9  00001 AAAAA BBBB B--- ---- ----",
579 
  EF(l_sfne), OR32_W_FLAG, it_compare },
580 
{ "l.sfgtu",   "rA,rB",        "11 0x9  00010 AAAAA BBBB B--- ---- ----",
581 
  EF(l_sfgtu), OR32_W_FLAG, it_compare },
582 
{ "l.sfgeu",   "rA,rB",        "11 0x9  00011 AAAAA BBBB B--- ---- ----",
583 
  EF(l_sfgeu), OR32_W_FLAG, it_compare },
584 
{ "l.sfltu",   "rA,rB",        "11 0x9  00100 AAAAA BBBB B--- ---- ----",
585 
  EF(l_sfltu), OR32_W_FLAG, it_compare },
586 
{ "l.sfleu",   "rA,rB",        "11 0x9  00101 AAAAA BBBB B--- ---- ----",
587 
  EF(l_sfleu), OR32_W_FLAG, it_compare },
588 
{ "l.sfgts",   "rA,rB",        "11 0x9  01010 AAAAA BBBB B--- ---- ----",
589 
  EF(l_sfgts), OR32_W_FLAG, it_compare },
590 
{ "l.sfges",   "rA,rB",        "11 0x9  01011 AAAAA BBBB B--- ---- ----",
591 
  EF(l_sfges), OR32_W_FLAG, it_compare },
592 
{ "l.sflts",   "rA,rB",        "11 0x9  01100 AAAAA BBBB B--- ---- ----",
593 
  EF(l_sflts), OR32_W_FLAG, it_compare },
594 
{ "l.sfles",   "rA,rB",        "11 0x9  01101 AAAAA BBBB B--- ---- ----",
595 
  EF(l_sfles), OR32_W_FLAG, it_compare },
596 676 markom 
 
597 1346 nogj 
{ "l.cust5",   "rD,rA,rB,L,K", "11 0xC  DDDDD AAAAA BBBB BLLL LLLK KKKK", EFI,
598 
  0, it_unknown },
599 
{ "l.cust6",   "",             "11 0xD  ----- ----- ---- ---- ---- ----", EFI,
600 
  0, it_unknown },
601 
{ "l.cust7",   "",             "11 0xE  ----- ----- ---- ---- ---- ----", EFI,
602 
  0, it_unknown },
603 
{ "l.cust8",   "",             "11 0xF  ----- ----- ---- ---- ---- ----", EFI,
604 
  0, it_unknown },
605 133 markom 
 
606 221 markom 
/* This section should not be defined in or1ksim, since it contains duplicates,
607 
   which would cause machine builder to complain.  */
608 374 simons 
#ifdef HAS_CUST
609 1346 nogj 
{ "l.cust5_1",   "rD",         "11 0xC  DDDDD ----- ---- ---- ---- ----", EFI,
610 
  0, it_unknown },
611 
{ "l.cust5_2",   "rD,rA"   ,   "11 0xC  DDDDD AAAAA ---- ---- ---- ----", EFI,
612 
  0, it_unknown },
613 
{ "l.cust5_3",   "rD,rA,rB",   "11 0xC  DDDDD AAAAA BBBB B--- ---- ----", EFI,
614 
  0, it_unknown },
615 221 markom 
 
616 1346 nogj 
{ "l.cust6_1",   "rD",         "11 0xD  DDDDD ----- ---- ---- ---- ----", EFI,
617 
  0, it_unknown },
618 
{ "l.cust6_2",   "rD,rA"   ,   "11 0xD  DDDDD AAAAA ---- ---- ---- ----", EFI,
619 
  0, it_unknown },
620 
{ "l.cust6_3",   "rD,rA,rB",   "11 0xD  DDDDD AAAAA BBBB B--- ---- ----", EFI,
621 
  0, it_unknown },
622 221 markom 
 
623 1346 nogj 
{ "l.cust7_1",   "rD",         "11 0xE  DDDDD ----- ---- ---- ---- ----", EFI,
624 
  0, it_unknown },
625 
{ "l.cust7_2",   "rD,rA"   ,   "11 0xE  DDDDD AAAAA ---- ---- ---- ----", EFI,
626 
  0, it_unknown },
627 
{ "l.cust7_3",   "rD,rA,rB",   "11 0xE  DDDDD AAAAA BBBB B--- ---- ----", EFI,
628 
  0, it_unknown },
629 221 markom 
 
630 1346 nogj 
{ "l.cust8_1",   "rD",         "11 0xF  DDDDD ----- ---- ---- ---- ----", EFI,
631 
  0, it_unknown },
632 
{ "l.cust8_2",   "rD,rA"   ,   "11 0xF  DDDDD AAAAA ---- ---- ---- ----", EFI,
633 
  0, it_unknown },
634 
{ "l.cust8_3",   "rD,rA,rB",   "11 0xF  DDDDD AAAAA BBBB B--- ---- ----", EFI,
635 
  0, it_unknown },
636 221 markom 
#endif
637 
 
638 1346 nogj 
{ "", "", "", EFI, 0, 0 }  /* Dummy entry, not included in num_opcodes.  This
639 
                            * lets code examine entry i+1 without checking
640 
                            * if we've run off the end of the table.  */
641 133 markom 
};
642 
 
643 
#undef EFI
644 
#undef EFN
645 
#undef EF
646 
 
647 
/* **INDENT-ON** */
648 
 
649 371 markom 
/* Define dummy, if debug is not defined.  */
650 1341 nogj 
#ifndef HAS_DEBUG
651 
#define debug(l, fmt...) ;
652 371 markom 
#endif
653 133 markom 
 
654 371 markom 
CONST int num_opcodes = ((sizeof(or32_opcodes)) / (sizeof(struct or32_opcode))) - 1;
655 
 
656 138 markom 
/* Calculates instruction length in bytes. Always 4 for OR32. */
657 
int
658 
insn_len(int insn_index)
659 133 markom 
{
660 
  insn_index = 0; /* Just to get rid that warning.  */
661 
  return 4;
662 
}
663 
 
664 
/* Is individual insn's operand signed or unsigned? */
665 138 markom 
int
666 
letter_signed(char l)
667 133 markom 
{
668 
  CONST struct or32_letter *pletter;
669 
 
670 
  for(pletter = or32_letters; pletter->letter != '\0'; pletter++)
671 
    if (pletter->letter == l)
672 
      return pletter->sign;
673 
 
674 
  printf("letter_signed(%c): Unknown letter.\n", l);
675 
  return 0;
676 
}
677 
 
678 703 markom 
/* Simple cache for letter ranges */
679 
static int range_cache[256] = {0};
680 
 
681 133 markom 
/* Number of letters in the individual lettered operand. */
682 138 markom 
int
683 
letter_range(char l)
684 133 markom 
{
685 
  CONST struct or32_opcode *pinsn;
686 
  char *enc;
687 
  int range = 0;
688 703 markom 
 
689 
  /* Is value cached? */
690 1308 phoenix 
  if ((range = range_cache[(unsigned char)l])) return range;
691 133 markom 
 
692 138 markom 
  for(pinsn = or32_opcodes; strlen(pinsn->name); pinsn++)
693 
    {
694 
      if (strchr(pinsn->encoding,l))
695 
        {
696 
          for (enc = pinsn->encoding; *enc != '\0'; enc++)
697 
            if ((*enc == '0') && (*(enc+1) == 'x'))
698 
              enc += 2;
699 
            else if (*enc == l)
700 
              range++;
701 703 markom 
          return range_cache[(unsigned char)l] = range;
702 133 markom 
        }
703 
    }
704 703 markom 
 
705 133 markom 
  printf("\nABORT: letter_range(%c): Never used letter.\n", l);
706 
  exit(1);
707 
}
708 
 
709 
/* MM: Returns index of given instruction name.  */
710 138 markom 
int
711 
insn_index (char *insn)
712 
{
713 133 markom 
  int i, found = -1;
714 371 markom 
  for (i = 0; i < num_opcodes; i++)
715 138 markom 
    if (!strcmp (or32_opcodes[i].name, insn))
716 
      {
717 
        found = i;
718 
        break;
719 
      }
720 133 markom 
  return found;
721 
}
722 
 
723 717 markom 
/* Returns name of the specified instruction index */
724 
CONST char *
725 
insn_name(int index)
726 138 markom 
{
727 371 markom 
  if (index >= 0 && index < num_opcodes)
728 133 markom 
    return or32_opcodes[index].name;
729 
  else
730 
    return "???";
731 
}
732 
 
733 1342 nogj 
#if defined(HAS_EXECUTION) && SIMPLE_EXECUTION
734 717 markom 
void
735 1342 nogj 
l_none(struct iqueue_entry *current)
736 
{
737 
}
738 1452 nogj 
#elif defined(HAS_EXECUTION) && DYNAMIC_EXECUTION
739 
void
740 1656 nogj 
l_none(struct op_queue *opq, int *param_t, int delay_slot)
741 1452 nogj 
{
742 
}
743 1342 nogj 
#else
744 
void
745 717 markom 
l_none()
746 138 markom 
{
747 133 markom 
}
748 1342 nogj 
#endif
749 133 markom 
 
750 
/*** Finite automata for instruction decoding building code ***/
751 
 
752 1341 nogj 
/* Find symbols in encoding.  */
753 706 markom 
unsigned long
754 133 markom 
insn_extract(param_ch, enc_initial)
755 
     char param_ch;
756 
     char *enc_initial;
757 
{
758 
  char *enc;
759 
  unsigned long ret = 0;
760 
  unsigned opc_pos = 32;
761 
  for (enc = enc_initial; *enc != '\0'; )
762 
    if ((*enc == '0') && (*(enc+1) == 'x'))
763 
      {
764 
        unsigned long tmp = strtol(enc+2, NULL, 16);
765 
        opc_pos -= 4;
766 138 markom 
        if (param_ch == '0' || param_ch == '1')
767 
          {
768 
            if (param_ch == '0')
769 
              tmp = 15 - tmp;
770 
            ret |= tmp << opc_pos;
771 
          }
772 133 markom 
        enc += 3;
773 
      }
774 138 markom 
    else
775 
      {
776 
        if (*enc == '0' || *enc == '1' || *enc == '-' || isalpha(*enc) )
777 
          {
778 
            opc_pos--;
779 
            if (param_ch == *enc)
780 
              ret |= 1 << opc_pos;
781 
          }
782 
        enc++;
783 133 markom 
      }
784 
  return ret;
785 
}
786 
 
787 138 markom 
#define MAX_AUTOMATA_SIZE (1200)
788 
#define MAX_OP_TABLE_SIZE (1200)
789 133 markom 
#define MAX_LEN           (8)
790 
 
791 
#ifndef MIN
792 
# define MIN(x,y)          ((x) < (y) ? (x) : (y))
793 
#endif
794 
 
795 
unsigned long *automata;
796 
int nuncovered;
797 
int curpass = 0;
798 
 
799 1341 nogj 
/* MM: Struct that holds runtime build information about instructions.  */
800 1342 nogj 
struct temp_insn_struct *ti;
801 138 markom 
 
802 
struct insn_op_struct *op_data, **op_start;
803 
 
804 
/* Recursive utility function used to find best match and to build automata.  */
805 
 
806 
static unsigned long *
807 
cover_insn (unsigned long *cur, int pass, unsigned int mask)
808 
{
809 133 markom 
  int best_first = 0, best_len = 0, i, last_match = -1, ninstr = 0;
810 
  unsigned long cur_mask = mask;
811 
  unsigned long *next;
812 
 
813 
  for (i = 0; i < num_opcodes; i++)
814 138 markom 
    if (ti[i].in_pass == pass)
815 
      {
816 
        cur_mask &= ti[i].insn_mask;
817 
        ninstr++;
818 
        last_match = i;
819 
      }
820 
 
821 344 markom 
  debug(8, "%08X %08X\n", mask, cur_mask);
822 138 markom 
  if (ninstr == 0)
823 
    return 0;
824 
  if (ninstr == 1)
825 
    {
826 
      /* Leaf holds instruction index. */
827 344 markom 
      debug(8, "%i>I%i %s\n", cur - automata, last_match, or32_opcodes[last_match].name);
828 138 markom 
      *cur = LEAF_FLAG | last_match;
829 
      cur++;
830 
      nuncovered--;
831 
    } else {
832 
      /* Find longest match.  */
833 
      for (i = 0; i < 32; i++)
834 
        {
835 
          int len;
836 
          for (len = best_len + 1; len < MIN(MAX_LEN, 33 - i); len++)
837 
            {
838 
              unsigned long m = (1UL << ((unsigned long)len)) - 1;
839 344 markom 
              debug(9, " (%i(%08X & %08X>>%i = %08X, %08X)",len,m, cur_mask, i, (cur_mask >> (unsigned)i), (cur_mask >> (unsigned)i) & m);
840 138 markom 
              if ((m & (cur_mask >> (unsigned)i)) == m)
841 
                {
842 
                  best_len = len;
843 
                  best_first = i;
844 344 markom 
                  debug(9, "!");
845 138 markom 
                }
846 
              else
847 
                break;
848 
            }
849 
        }
850 344 markom 
      debug(9, "\n");
851 138 markom 
      if (!best_len)
852 
        {
853 
          fprintf (stderr, "%i instructions match mask 0x%08X:\n", ninstr, mask);
854 
          for (i = 0; i < num_opcodes; i++)
855 
            if (ti[i].in_pass == pass)
856 
              fprintf (stderr, "%s ", or32_opcodes[i].name);
857 
 
858 
          fprintf (stderr, "\n");
859 
          exit (1);
860 
        }
861 344 markom 
      debug(8, "%i> #### %i << %i (%i) ####\n", cur - automata, best_len, best_first, ninstr);
862 138 markom 
      *cur = best_first;
863 
      cur++;
864 
      *cur = (1 << best_len) - 1;
865 
      cur++;
866 
      next = cur;
867 
      /* Allocate space for pointers.  */
868 
      cur += 1 << best_len;
869 
      cur_mask = (1 << (unsigned long)best_len) - 1;
870 
 
871 
      for (i = 0; i < (1 << (unsigned long)best_len); i++)
872 
        {
873 
          int j;
874 
          unsigned long *c;
875 
          curpass++;
876 
          for (j = 0; j < num_opcodes; j++)
877 
            if (ti[j].in_pass == pass
878 371 markom 
                && ((ti[j].insn >> best_first) & cur_mask) == (unsigned long) i
879 138 markom 
                && ((ti[j].insn_mask >> best_first) & cur_mask) == cur_mask)
880 
              ti[j].in_pass = curpass;
881 
 
882 344 markom 
          debug(9, "%08X %08X %i\n", mask, cur_mask, best_first);
883 138 markom 
          c = cover_insn (cur, curpass, mask & (~(cur_mask << best_first)));
884 
          if (c)
885 
            {
886 344 markom 
              debug(8, "%i> #%X -> %u\n", next - automata, i, cur - automata);
887 138 markom 
              *next = cur - automata;
888 
              cur = c;
889 
            }
890 
          else
891 
            {
892 344 markom 
              debug(8, "%i> N/A\n", next - automata);
893 138 markom 
              *next = 0;
894 
            }
895 
          next++;
896 
        }
897 133 markom 
    }
898 138 markom 
  return cur;
899 
}
900 133 markom 
 
901 138 markom 
/* Returns number of nonzero bits. */
902 
static int
903 
num_ones (unsigned long value)
904 
{
905 
  int c = 0;
906 
  while (value)
907 
    {
908 
      if (value & 1)
909 
        c++;
910 
      value >>= 1;
911 133 markom 
    }
912 138 markom 
  return c;
913 
}
914 133 markom 
 
915 138 markom 
/* Utility function, which converts parameters from or32_opcode format to more binary form.
916 
   Parameters are stored in ti struct.  */
917 
 
918 
static struct insn_op_struct *
919 
parse_params (CONST struct or32_opcode *opcode, struct insn_op_struct *cur)
920 
{
921 
  char *args = opcode->args;
922 
  int i, type;
923 1346 nogj 
  int num_cur_op = 0;;
924 138 markom 
 
925 
  i = 0;
926 
  type = 0;
927 262 markom 
  /* In case we don't have any parameters, we add dummy read from r0.  */
928 
  if (!(*args)) {
929 263 markom 
    cur->type = OPTYPE_REG | OPTYPE_OP | OPTYPE_LAST;
930 262 markom 
    cur->data = 0;
931 355 markom 
    debug(9, "#%08X %08X\n", cur->type, cur->data);
932 262 markom 
    cur++;
933 
    return cur;
934 
  }
935 
 
936 138 markom 
  while (*args != '\0')
937 
    {
938 
      if (*args == 'r')
939 
        {
940 
          args++;
941 
          type |= OPTYPE_REG;
942 1597 nogj 
          if(*args == 'D')
943 1341 nogj 
            type |= OPTYPE_DST;
944 133 markom 
        }
945 138 markom 
      else if (isalpha (*args))
946 
        {
947 
          unsigned long arg;
948 
          arg = insn_extract(*args, opcode->encoding);
949 355 markom 
          debug(9, "%s : %08X ------\n", opcode->name, arg);
950 138 markom 
          if (letter_signed (*args))
951 
            {
952 
              type |= OPTYPE_SIG;
953 
              type |= ((num_ones (arg) - 1) << OPTYPE_SBIT_SHR) & OPTYPE_SBIT;
954 
            }
955 
 
956 1346 nogj 
          num_cur_op = 0;
957 138 markom 
          /* Split argument to sequences of consecutive ones.  */
958 
          while (arg)
959 
            {
960 
              int shr = 0;
961 
              unsigned long tmp = arg, mask = 0;
962 
              while ((tmp & 1) == 0)
963 
                {
964 
                  shr++;
965 
                  tmp >>= 1;
966 
                }
967 
              while (tmp & 1)
968 
                {
969 
                  mask++;
970 
                  tmp >>= 1;
971 
                }
972 
              cur->type = type | shr;
973 
              cur->data = mask;
974 
              arg &= ~(((1 << mask) - 1) << shr);
975 355 markom 
              debug(6, "|%08X %08X\n", cur->type, cur->data);
976 138 markom 
              cur++;
977 1346 nogj 
              num_cur_op++;
978 138 markom 
            }
979 
          args++;
980 
        }
981 
      else if (*args == '(')
982 
        {
983 
          /* Next param is displacement.  Later we will treat them as one operand.  */
984 1346 nogj 
          /* Set the OPTYPE_DIS flag on all insn_op_structs that belong to this
985 
           * operand */
986 
          while(num_cur_op > 0) {
987 
            cur[-num_cur_op].type |= type | OPTYPE_DIS;
988 
            num_cur_op--;
989 
          }
990 
          cur[-1].type |= OPTYPE_OP;
991 355 markom 
          debug(9, ">%08X %08X\n", cur->type, cur->data);
992 138 markom 
          type = 0;
993 
          i++;
994 
          args++;
995 
        }
996 
      else if (*args == OPERAND_DELIM)
997 
        {
998 
          cur--;
999 
          cur->type = type | cur->type | OPTYPE_OP;
1000 355 markom 
          debug(9, ">%08X %08X\n", cur->type, cur->data);
1001 138 markom 
          cur++;
1002 
          type = 0;
1003 
          i++;
1004 
          args++;
1005 
        }
1006 
      else if (*args == '0')
1007 
        {
1008 
          cur->type = type;
1009 
          cur->data = 0;
1010 355 markom 
          debug(9, ">%08X %08X\n", cur->type, cur->data);
1011 138 markom 
          cur++;
1012 
          type = 0;
1013 
          i++;
1014 
          args++;
1015 
        }
1016 
      else if (*args == ')')
1017 
        args++;
1018 
      else
1019 
        {
1020 
          fprintf (stderr, "%s : parse error in args.\n", opcode->name);
1021 
          exit (1);
1022 
        }
1023 133 markom 
    }
1024 138 markom 
  cur--;
1025 
  cur->type = type | cur->type | OPTYPE_OP | OPTYPE_LAST;
1026 355 markom 
  debug(9, "#%08X %08X\n", cur->type, cur->data);
1027 138 markom 
  cur++;
1028 133 markom 
  return cur;
1029 
}
1030 
 
1031 138 markom 
/* Constructs new automata based on or32_opcodes array.  */
1032 
 
1033 
void
1034 
build_automata()
1035 
{
1036 371 markom 
  int i;
1037 133 markom 
  unsigned long *end;
1038 138 markom 
  struct insn_op_struct *cur;
1039 
 
1040 133 markom 
  automata = (unsigned long *) malloc (MAX_AUTOMATA_SIZE * sizeof (unsigned long));
1041 138 markom 
  ti = (struct temp_insn_struct *) malloc (sizeof (struct temp_insn_struct) * num_opcodes);
1042 133 markom 
 
1043 
  nuncovered = num_opcodes;
1044 709 markom 
 
1045 
#ifdef HAS_EXECUTION
1046 138 markom 
  printf("Building automata... ");
1047 709 markom 
#endif
1048 
 
1049 133 markom 
  /* Build temporary information about instructions.  */
1050 138 markom 
  for (i = 0; i < num_opcodes; i++)
1051 
    {
1052 
      unsigned long ones, zeros;
1053 
      char *encoding = or32_opcodes[i].encoding;
1054 
      ones  = insn_extract('1', encoding);
1055 
      zeros = insn_extract('0', encoding);
1056 
      ti[i].insn_mask = ones | zeros;
1057 
      ti[i].insn = ones;
1058 
      ti[i].in_pass = curpass = 0;
1059 344 markom 
      /*debug(9, "%s: %s %08X %08X\n", or32_opcodes[i].name,
1060 138 markom 
        or32_opcodes[i].encoding, ti[i].insn_mask, ti[i].insn);*/
1061 
    }
1062 133 markom 
 
1063 
  /* Until all are covered search for best criteria to separate them.  */
1064 138 markom 
  end = cover_insn (automata, curpass, 0xFFFFFFFF);
1065 
  if (end - automata > MAX_AUTOMATA_SIZE)
1066 
    {
1067 
      fprintf (stderr, "Automata too large. Increase MAX_AUTOMATA_SIZE.");
1068 
      exit (1);
1069 
    }
1070 709 markom 
#ifdef HAS_EXECUTION
1071 138 markom 
  printf("done, num uncovered: %i/%i.\n", nuncovered, num_opcodes);
1072 709 markom 
#endif
1073 371 markom 
 
1074 709 markom 
#ifdef HAS_EXECUTION
1075 138 markom 
  printf("Parsing operands data... ");
1076 709 markom 
#endif
1077 138 markom 
  op_data = (struct insn_op_struct *) malloc (MAX_OP_TABLE_SIZE * sizeof (struct insn_op_struct));
1078 
  op_start = (struct insn_op_struct **) malloc (num_opcodes * sizeof (struct insn_op_struct *));
1079 
  cur = op_data;
1080 
  for (i = 0; i < num_opcodes; i++)
1081 
    {
1082 
      op_start[i] = cur;
1083 
      cur = parse_params (&or32_opcodes[i], cur);
1084 
      if (cur - op_data > MAX_OP_TABLE_SIZE)
1085 
        {
1086 
          fprintf (stderr, "Operands table too small, increase MAX_OP_TABLE_SIZE.\n");
1087 
          exit (1);
1088 
        }
1089 
    }
1090 709 markom 
#ifdef HAS_EXECUTION
1091 138 markom 
  printf("done.\n");
1092 709 markom 
#endif
1093 133 markom 
}
1094 
 
1095 138 markom 
void destruct_automata ()
1096 
{
1097 
  free (ti);
1098 133 markom 
  free (automata);
1099 138 markom 
  free (op_data);
1100 
  free (op_start);
1101 133 markom 
}
1102 
 
1103 
/* Decodes instruction and returns instruction index.  */
1104 138 markom 
int insn_decode (unsigned int insn)
1105 
{
1106 133 markom 
  unsigned long *a = automata;
1107 138 markom 
  int i;
1108 
  while (!(*a & LEAF_FLAG))
1109 
    {
1110 
      unsigned int first = *a;
1111 703 markom 
      //debug(9, "%i ", a - automata);
1112 138 markom 
      a++;
1113 
      i = (insn >> first) & *a;
1114 
      a++;
1115 
      if (!*(a + i))
1116 
        { /* Invalid instruction found?  */
1117 703 markom 
          //debug(9, "XXX\n", i);
1118 138 markom 
          return -1;
1119 
        }
1120 
      a = automata + *(a + i);
1121 
    }
1122 
  i = *a & ~LEAF_FLAG;
1123 703 markom 
  //debug(9, "%i\n", i);
1124 138 markom 
  /* Final check - do we have direct match?
1125 
     (based on or32_opcodes this should be the only possibility,
1126 
     but in case of invalid/missing instruction we must perform a check)  */
1127 
  if ((ti[i].insn_mask & insn) == ti[i].insn)
1128 
    return i;
1129 
  else
1130 
    return -1;
1131 133 markom 
}
1132 371 markom 
 
1133 
static char disassembled_str[50];
1134 
char *disassembled = &disassembled_str[0];
1135 
 
1136 
/* Automagically does zero- or sign- extension and also finds correct
1137 
   sign bit position if sign extension is correct extension. Which extension
1138 
   is proper is figured out from letter description. */
1139 
 
1140 879 markom 
unsigned long
1141 371 markom 
extend_imm(unsigned long imm, char l)
1142 
{
1143 
  unsigned long mask;
1144 
  int letter_bits;
1145 
 
1146 
  /* First truncate all bits above valid range for this letter
1147 
     in case it is zero extend. */
1148 
  letter_bits = letter_range(l);
1149 
  mask = (1 << letter_bits) - 1;
1150 
  imm &= mask;
1151 
 
1152 
  /* Do sign extend if this is the right one. */
1153 
  if (letter_signed(l) && (imm >> (letter_bits - 1)))
1154 
    imm |= (~mask);
1155 
 
1156 
  return imm;
1157 
}
1158 
 
1159 879 markom 
unsigned long
1160 371 markom 
or32_extract(param_ch, enc_initial, insn)
1161 
     char param_ch;
1162 
     char *enc_initial;
1163 
     unsigned long insn;
1164 
{
1165 
  char *enc;
1166 
  unsigned long ret = 0;
1167 
  int opc_pos = 0;
1168 
  int param_pos = 0;
1169 
 
1170 
  for (enc = enc_initial; *enc != '\0'; enc++)
1171 
    if (*enc == param_ch)
1172 
      {
1173 
        if (enc - 2 >= enc_initial && (*(enc - 2) == '0') && (*(enc - 1) == 'x'))
1174 
          continue;
1175 
        else
1176 
          param_pos++;
1177 
      }
1178 
 
1179 
#if DEBUG
1180 
  printf("or32_extract: %x ", param_pos);
1181 
#endif
1182 
  opc_pos = 32;
1183 
  for (enc = enc_initial; *enc != '\0'; )
1184 
    if ((*enc == '0') && (*(enc+1) == 'x'))
1185 
      {
1186 
        opc_pos -= 4;
1187 
        if ((param_ch == '0') || (param_ch == '1'))
1188 
          {
1189 
            unsigned long tmp = strtol(enc, NULL, 16);
1190 
#if DEBUG
1191 
            printf(" enc=%s, tmp=%x ", enc, tmp);
1192 
#endif
1193 
            if (param_ch == '0')
1194 
              tmp = 15 - tmp;
1195 
            ret |= tmp << opc_pos;
1196 
          }
1197 
        enc += 3;
1198 
      }
1199 
    else if ((*enc == '0') || (*enc == '1'))
1200 
      {
1201 
        opc_pos--;
1202 
        if (param_ch == *enc)
1203 
          ret |= 1 << opc_pos;
1204 
        enc++;
1205 
      }
1206 
    else if (*enc == param_ch)
1207 
      {
1208 
        opc_pos--;
1209 
        param_pos--;
1210 
#if DEBUG
1211 
        printf("\n  ret=%x opc_pos=%x, param_pos=%x\n", ret, opc_pos, param_pos);
1212 
#endif
1213 
        if (islower(param_ch))
1214 
          ret -= ((insn >> opc_pos) & 0x1) << param_pos;
1215 
        else
1216 
          ret += ((insn >> opc_pos) & 0x1) << param_pos;
1217 
        enc++;
1218 
      }
1219 
    else if (isalpha(*enc))
1220 
      {
1221 
        opc_pos--;
1222 
        enc++;
1223 
      }
1224 
    else if (*enc == '-')
1225 
      {
1226 
        opc_pos--;
1227 
        enc++;
1228 
      }
1229 
    else
1230 
      enc++;
1231 
 
1232 
#if DEBUG
1233 
  printf ("ret=%x\n", ret);
1234 
#endif
1235 
  return ret;
1236 
}
1237 
 
1238 
/* Print register. Used only by print_insn. */
1239 
 
1240 703 markom 
static char *
1241 
or32_print_register (dest, param_ch, encoding, insn)
1242 
     char *dest;
1243 371 markom 
     char param_ch;
1244 
     char *encoding;
1245 
     unsigned long insn;
1246 
{
1247 
  int regnum = or32_extract(param_ch, encoding, insn);
1248 
 
1249 703 markom 
  sprintf (dest, "r%d", regnum);
1250 
  while (*dest) dest++;
1251 
  return dest;
1252 371 markom 
}
1253 
 
1254 
/* Print immediate. Used only by print_insn. */
1255 
 
1256 703 markom 
static char *
1257 
or32_print_immediate (dest, param_ch, encoding, insn)
1258 
     char *dest;
1259 371 markom 
     char param_ch;
1260 
     char *encoding;
1261 
     unsigned long insn;
1262 
{
1263 
  int imm = or32_extract (param_ch, encoding, insn);
1264 
 
1265 
  imm = extend_imm(imm, param_ch);
1266 
 
1267 
  if (letter_signed(param_ch))
1268 
    {
1269 
      if (imm < 0)
1270 703 markom 
        sprintf (dest, "%d", imm);
1271 371 markom 
      else
1272 703 markom 
        sprintf (dest, "0x%x", imm);
1273 371 markom 
    }
1274 
  else
1275 703 markom 
    sprintf (dest, "%#x", imm);
1276 
  while (*dest) dest++;
1277 
  return dest;
1278 371 markom 
}
1279 
 
1280 
/* Disassemble one instruction from insn to disassemble.
1281 
   Return the size of the instruction.  */
1282 
 
1283 
int
1284 
disassemble_insn (insn)
1285 
     unsigned long insn;
1286 
{
1287 703 markom 
  return disassemble_index (insn, insn_decode (insn));
1288 
}
1289 371 markom 
 
1290 703 markom 
/* Disassemble one instruction from insn index.
1291 
   Return the size of the instruction.  */
1292 
 
1293 
int
1294 
disassemble_index (insn, index)
1295 
     unsigned long insn;
1296 
     int index;
1297 
{
1298 
  char *dest = disassembled;
1299 371 markom 
  if (index >= 0)
1300 
    {
1301 
      struct or32_opcode const *opcode = &or32_opcodes[index];
1302 
      char *s;
1303 
 
1304 703 markom 
      strcpy (dest, opcode->name);
1305 
      while (*dest) dest++;
1306 
      *dest++ = ' ';
1307 
      *dest = 0;
1308 
 
1309 371 markom 
      for (s = opcode->args; *s != '\0'; ++s)
1310 
        {
1311 
          switch (*s)
1312 
            {
1313 
            case '\0':
1314 703 markom 
              return insn_len (insn);
1315 714 markom 
 
1316 371 markom 
            case 'r':
1317 703 markom 
              dest = or32_print_register(dest, *++s, opcode->encoding, insn);
1318 371 markom 
              break;
1319 714 markom 
 
1320 371 markom 
            default:
1321 
              if (strchr (opcode->encoding, *s))
1322 703 markom 
                dest = or32_print_immediate (dest, *s, opcode->encoding, insn);
1323 
              else {
1324 
                *dest++ = *s;
1325 
                *dest = 0;
1326 
              }
1327 371 markom 
            }
1328 
        }
1329 
    }
1330 
  else
1331 
    {
1332 
      /* This used to be %8x for binutils.  */
1333 1308 phoenix 
      sprintf(dest, ".word 0x%08lx", insn);
1334 703 markom 
      while (*dest) dest++;
1335 371 markom 
    }
1336 
  return insn_len (insn);
1337 
}

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