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[/] [or1k/] [trunk/] [gen_or1k_isa/] [sources/] [opcode/] [or32.c] - Blame information for rev 1605

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

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