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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [sim/] [iq2000/] [cpu.h] - Blame information for rev 438

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1 24 jeremybenn 
/* CPU family header for iq2000bf.
2 
 
3 
THIS FILE IS MACHINE GENERATED WITH CGEN.
4 
 
5 
Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
6 
 
7 
This file is part of the GNU simulators.
8 
 
9 
This program is free software; you can redistribute it and/or modify
10 
it under the terms of the GNU General Public License as published by
11 
the Free Software Foundation; either version 3 of the License, or
12 
(at your option) any later version.
13 
 
14 
This program is distributed in the hope that it will be useful,
15 
but WITHOUT ANY WARRANTY; without even the implied warranty of
16 
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 
GNU General Public License for more details.
18 
 
19 
You should have received a copy of the GNU General Public License
20 
along with this program.  If not, see <http://www.gnu.org/licenses/>.
21 
 
22 
*/
23 
 
24 
#ifndef CPU_IQ2000BF_H
25 
#define CPU_IQ2000BF_H
26 
 
27 
/* Maximum number of instructions that are fetched at a time.
28 
   This is for LIW type instructions sets (e.g. m32r).  */
29 
#define MAX_LIW_INSNS 1
30 
 
31 
/* Maximum number of instructions that can be executed in parallel.  */
32 
#define MAX_PARALLEL_INSNS 1
33 
 
34 
/* CPU state information.  */
35 
typedef struct {
36 
  /* Hardware elements.  */
37 
  struct {
38 
  /* program counter */
39 
  USI h_pc;
40 
#define GET_H_PC() get_h_pc (current_cpu)
41 
#define SET_H_PC(x) \
42 
do { \
43 
set_h_pc (current_cpu, (x));\
44 
;} while (0)
45 
  /* General purpose registers */
46 
  SI h_gr[32];
47 
#define GET_H_GR(index) (((index) == (0))) ? (0) : (CPU (h_gr[index]))
48 
#define SET_H_GR(index, x) \
49 
do { \
50 
if ((((index)) == (0))) {\
51 
((void) 0); /*nop*/\
52 
}\
53 
 else {\
54 
CPU (h_gr[(index)]) = (x);\
55 
}\
56 
;} while (0)
57 
  } hardware;
58 
#define CPU_CGEN_HW(cpu) (& (cpu)->cpu_data.hardware)
59 
} IQ2000BF_CPU_DATA;
60 
 
61 
/* Cover fns for register access.  */
62 
USI iq2000bf_h_pc_get (SIM_CPU *);
63 
void iq2000bf_h_pc_set (SIM_CPU *, USI);
64 
SI iq2000bf_h_gr_get (SIM_CPU *, UINT);
65 
void iq2000bf_h_gr_set (SIM_CPU *, UINT, SI);
66 
 
67 
/* These must be hand-written.  */
68 
extern CPUREG_FETCH_FN iq2000bf_fetch_register;
69 
extern CPUREG_STORE_FN iq2000bf_store_register;
70 
 
71 
typedef struct {
72 
  int empty;
73 
} MODEL_IQ2000_DATA;
74 
 
75 
/* Instruction argument buffer.  */
76 
 
77 
union sem_fields {
78 
  struct { /* no operands */
79 
    int empty;
80 
  } fmt_empty;
81 
  struct { /*  */
82 
    IADDR i_jmptarg;
83 
  } sfmt_j;
84 
  struct { /*  */
85 
    IADDR i_offset;
86 
    UINT f_rs;
87 
    UINT f_rt;
88 
  } sfmt_bbi;
89 
  struct { /*  */
90 
    UINT f_imm;
91 
    UINT f_rs;
92 
    UINT f_rt;
93 
  } sfmt_addi;
94 
  struct { /*  */
95 
    UINT f_mask;
96 
    UINT f_rd;
97 
    UINT f_rs;
98 
    UINT f_rt;
99 
  } sfmt_mrgb;
100 
  struct { /*  */
101 
    UINT f_maskl;
102 
    UINT f_rd;
103 
    UINT f_rs;
104 
    UINT f_rt;
105 
    UINT f_shamt;
106 
  } sfmt_ram;
107 
#if WITH_SCACHE_PBB
108 
  /* Writeback handler.  */
109 
  struct {
110 
    /* Pointer to argbuf entry for insn whose results need writing back.  */
111 
    const struct argbuf *abuf;
112 
  } write;
113 
  /* x-before handler */
114 
  struct {
115 
    /*const SCACHE *insns[MAX_PARALLEL_INSNS];*/
116 
    int first_p;
117 
  } before;
118 
  /* x-after handler */
119 
  struct {
120 
    int empty;
121 
  } after;
122 
  /* This entry is used to terminate each pbb.  */
123 
  struct {
124 
    /* Number of insns in pbb.  */
125 
    int insn_count;
126 
    /* Next pbb to execute.  */
127 
    SCACHE *next;
128 
    SCACHE *branch_target;
129 
  } chain;
130 
#endif
131 
};
132 
 
133 
/* The ARGBUF struct.  */
134 
struct argbuf {
135 
  /* These are the baseclass definitions.  */
136 
  IADDR addr;
137 
  const IDESC *idesc;
138 
  char trace_p;
139 
  char profile_p;
140 
  /* ??? Temporary hack for skip insns.  */
141 
  char skip_count;
142 
  char unused;
143 
  /* cpu specific data follows */
144 
  union sem semantic;
145 
  int written;
146 
  union sem_fields fields;
147 
};
148 
 
149 
/* A cached insn.
150 
 
151 
   ??? SCACHE used to contain more than just argbuf.  We could delete the
152 
   type entirely and always just use ARGBUF, but for future concerns and as
153 
   a level of abstraction it is left in.  */
154 
 
155 
struct scache {
156 
  struct argbuf argbuf;
157 
};
158 
 
159 
/* Macros to simplify extraction, reading and semantic code.
160 
   These define and assign the local vars that contain the insn's fields.  */
161 
 
162 
#define EXTRACT_IFMT_EMPTY_VARS \
163 
  unsigned int length;
164 
#define EXTRACT_IFMT_EMPTY_CODE \
165 
  length = 0; \
166 
 
167 
#define EXTRACT_IFMT_ADD_VARS \
168 
  UINT f_opcode; \
169 
  UINT f_rs; \
170 
  UINT f_rt; \
171 
  UINT f_rd; \
172 
  UINT f_shamt; \
173 
  UINT f_func; \
174 
  unsigned int length;
175 
#define EXTRACT_IFMT_ADD_CODE \
176 
  length = 4; \
177 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
178 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
179 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
180 
  f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \
181 
  f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \
182 
  f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \
183 
 
184 
#define EXTRACT_IFMT_ADDI_VARS \
185 
  UINT f_opcode; \
186 
  UINT f_rs; \
187 
  UINT f_rt; \
188 
  UINT f_imm; \
189 
  unsigned int length;
190 
#define EXTRACT_IFMT_ADDI_CODE \
191 
  length = 4; \
192 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
193 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
194 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
195 
  f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16); \
196 
 
197 
#define EXTRACT_IFMT_RAM_VARS \
198 
  UINT f_opcode; \
199 
  UINT f_rs; \
200 
  UINT f_rt; \
201 
  UINT f_rd; \
202 
  UINT f_shamt; \
203 
  UINT f_5; \
204 
  UINT f_maskl; \
205 
  unsigned int length;
206 
#define EXTRACT_IFMT_RAM_CODE \
207 
  length = 4; \
208 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
209 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
210 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
211 
  f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \
212 
  f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \
213 
  f_5 = EXTRACT_LSB0_UINT (insn, 32, 5, 1); \
214 
  f_maskl = EXTRACT_LSB0_UINT (insn, 32, 4, 5); \
215 
 
216 
#define EXTRACT_IFMT_SLL_VARS \
217 
  UINT f_opcode; \
218 
  UINT f_rs; \
219 
  UINT f_rt; \
220 
  UINT f_rd; \
221 
  UINT f_shamt; \
222 
  UINT f_func; \
223 
  unsigned int length;
224 
#define EXTRACT_IFMT_SLL_CODE \
225 
  length = 4; \
226 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
227 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
228 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
229 
  f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \
230 
  f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \
231 
  f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \
232 
 
233 
#define EXTRACT_IFMT_SLMV_VARS \
234 
  UINT f_opcode; \
235 
  UINT f_rs; \
236 
  UINT f_rt; \
237 
  UINT f_rd; \
238 
  UINT f_shamt; \
239 
  UINT f_func; \
240 
  unsigned int length;
241 
#define EXTRACT_IFMT_SLMV_CODE \
242 
  length = 4; \
243 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
244 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
245 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
246 
  f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \
247 
  f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \
248 
  f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \
249 
 
250 
#define EXTRACT_IFMT_SLTI_VARS \
251 
  UINT f_opcode; \
252 
  UINT f_rs; \
253 
  UINT f_rt; \
254 
  UINT f_imm; \
255 
  unsigned int length;
256 
#define EXTRACT_IFMT_SLTI_CODE \
257 
  length = 4; \
258 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
259 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
260 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
261 
  f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16); \
262 
 
263 
#define EXTRACT_IFMT_BBI_VARS \
264 
  UINT f_opcode; \
265 
  UINT f_rs; \
266 
  UINT f_rt; \
267 
  SI f_offset; \
268 
  unsigned int length;
269 
#define EXTRACT_IFMT_BBI_CODE \
270 
  length = 4; \
271 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
272 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
273 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
274 
  f_offset = ((((EXTRACT_LSB0_INT (insn, 32, 15, 16)) << (2))) + (((pc) + (4)))); \
275 
 
276 
#define EXTRACT_IFMT_BBV_VARS \
277 
  UINT f_opcode; \
278 
  UINT f_rs; \
279 
  UINT f_rt; \
280 
  SI f_offset; \
281 
  unsigned int length;
282 
#define EXTRACT_IFMT_BBV_CODE \
283 
  length = 4; \
284 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
285 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
286 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
287 
  f_offset = ((((EXTRACT_LSB0_INT (insn, 32, 15, 16)) << (2))) + (((pc) + (4)))); \
288 
 
289 
#define EXTRACT_IFMT_BGEZ_VARS \
290 
  UINT f_opcode; \
291 
  UINT f_rs; \
292 
  UINT f_rt; \
293 
  SI f_offset; \
294 
  unsigned int length;
295 
#define EXTRACT_IFMT_BGEZ_CODE \
296 
  length = 4; \
297 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
298 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
299 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
300 
  f_offset = ((((EXTRACT_LSB0_INT (insn, 32, 15, 16)) << (2))) + (((pc) + (4)))); \
301 
 
302 
#define EXTRACT_IFMT_JALR_VARS \
303 
  UINT f_opcode; \
304 
  UINT f_rs; \
305 
  UINT f_rt; \
306 
  UINT f_rd; \
307 
  UINT f_shamt; \
308 
  UINT f_func; \
309 
  unsigned int length;
310 
#define EXTRACT_IFMT_JALR_CODE \
311 
  length = 4; \
312 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
313 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
314 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
315 
  f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \
316 
  f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \
317 
  f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \
318 
 
319 
#define EXTRACT_IFMT_JR_VARS \
320 
  UINT f_opcode; \
321 
  UINT f_rs; \
322 
  UINT f_rt; \
323 
  UINT f_rd; \
324 
  UINT f_shamt; \
325 
  UINT f_func; \
326 
  unsigned int length;
327 
#define EXTRACT_IFMT_JR_CODE \
328 
  length = 4; \
329 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
330 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
331 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
332 
  f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \
333 
  f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \
334 
  f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \
335 
 
336 
#define EXTRACT_IFMT_LB_VARS \
337 
  UINT f_opcode; \
338 
  UINT f_rs; \
339 
  UINT f_rt; \
340 
  UINT f_imm; \
341 
  unsigned int length;
342 
#define EXTRACT_IFMT_LB_CODE \
343 
  length = 4; \
344 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
345 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
346 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
347 
  f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16); \
348 
 
349 
#define EXTRACT_IFMT_LUI_VARS \
350 
  UINT f_opcode; \
351 
  UINT f_rs; \
352 
  UINT f_rt; \
353 
  UINT f_imm; \
354 
  unsigned int length;
355 
#define EXTRACT_IFMT_LUI_CODE \
356 
  length = 4; \
357 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
358 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
359 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
360 
  f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16); \
361 
 
362 
#define EXTRACT_IFMT_BREAK_VARS \
363 
  UINT f_opcode; \
364 
  UINT f_rs; \
365 
  UINT f_rt; \
366 
  UINT f_rd; \
367 
  UINT f_shamt; \
368 
  UINT f_func; \
369 
  unsigned int length;
370 
#define EXTRACT_IFMT_BREAK_CODE \
371 
  length = 4; \
372 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
373 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
374 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
375 
  f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \
376 
  f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \
377 
  f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \
378 
 
379 
#define EXTRACT_IFMT_SYSCALL_VARS \
380 
  UINT f_opcode; \
381 
  UINT f_excode; \
382 
  UINT f_func; \
383 
  unsigned int length;
384 
#define EXTRACT_IFMT_SYSCALL_CODE \
385 
  length = 4; \
386 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
387 
  f_excode = EXTRACT_LSB0_UINT (insn, 32, 25, 20); \
388 
  f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \
389 
 
390 
#define EXTRACT_IFMT_ANDOUI_VARS \
391 
  UINT f_opcode; \
392 
  UINT f_rs; \
393 
  UINT f_rt; \
394 
  UINT f_imm; \
395 
  unsigned int length;
396 
#define EXTRACT_IFMT_ANDOUI_CODE \
397 
  length = 4; \
398 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
399 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
400 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
401 
  f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16); \
402 
 
403 
#define EXTRACT_IFMT_MRGB_VARS \
404 
  UINT f_opcode; \
405 
  UINT f_rs; \
406 
  UINT f_rt; \
407 
  UINT f_rd; \
408 
  UINT f_10; \
409 
  UINT f_mask; \
410 
  UINT f_func; \
411 
  unsigned int length;
412 
#define EXTRACT_IFMT_MRGB_CODE \
413 
  length = 4; \
414 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
415 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
416 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
417 
  f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \
418 
  f_10 = EXTRACT_LSB0_UINT (insn, 32, 10, 1); \
419 
  f_mask = EXTRACT_LSB0_UINT (insn, 32, 9, 4); \
420 
  f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \
421 
 
422 
#define EXTRACT_IFMT_BC0F_VARS \
423 
  UINT f_opcode; \
424 
  UINT f_rs; \
425 
  UINT f_rt; \
426 
  SI f_offset; \
427 
  unsigned int length;
428 
#define EXTRACT_IFMT_BC0F_CODE \
429 
  length = 4; \
430 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
431 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
432 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
433 
  f_offset = ((((EXTRACT_LSB0_INT (insn, 32, 15, 16)) << (2))) + (((pc) + (4)))); \
434 
 
435 
#define EXTRACT_IFMT_CFC0_VARS \
436 
  UINT f_opcode; \
437 
  UINT f_rs; \
438 
  UINT f_rt; \
439 
  UINT f_rd; \
440 
  UINT f_10_11; \
441 
  unsigned int length;
442 
#define EXTRACT_IFMT_CFC0_CODE \
443 
  length = 4; \
444 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
445 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
446 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
447 
  f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \
448 
  f_10_11 = EXTRACT_LSB0_UINT (insn, 32, 10, 11); \
449 
 
450 
#define EXTRACT_IFMT_CHKHDR_VARS \
451 
  UINT f_opcode; \
452 
  UINT f_rs; \
453 
  UINT f_rt; \
454 
  UINT f_rd; \
455 
  UINT f_shamt; \
456 
  UINT f_func; \
457 
  unsigned int length;
458 
#define EXTRACT_IFMT_CHKHDR_CODE \
459 
  length = 4; \
460 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
461 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
462 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
463 
  f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \
464 
  f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \
465 
  f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \
466 
 
467 
#define EXTRACT_IFMT_LULCK_VARS \
468 
  UINT f_opcode; \
469 
  UINT f_rs; \
470 
  UINT f_rt; \
471 
  UINT f_rd; \
472 
  UINT f_shamt; \
473 
  UINT f_func; \
474 
  unsigned int length;
475 
#define EXTRACT_IFMT_LULCK_CODE \
476 
  length = 4; \
477 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
478 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
479 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
480 
  f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5); \
481 
  f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5); \
482 
  f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \
483 
 
484 
#define EXTRACT_IFMT_PKRLR1_VARS \
485 
  UINT f_opcode; \
486 
  UINT f_rs; \
487 
  UINT f_rt; \
488 
  UINT f_count; \
489 
  UINT f_index; \
490 
  unsigned int length;
491 
#define EXTRACT_IFMT_PKRLR1_CODE \
492 
  length = 4; \
493 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
494 
  f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5); \
495 
  f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5); \
496 
  f_count = EXTRACT_LSB0_UINT (insn, 32, 15, 7); \
497 
  f_index = EXTRACT_LSB0_UINT (insn, 32, 8, 9); \
498 
 
499 
#define EXTRACT_IFMT_RFE_VARS \
500 
  UINT f_opcode; \
501 
  UINT f_25; \
502 
  UINT f_24_19; \
503 
  UINT f_func; \
504 
  unsigned int length;
505 
#define EXTRACT_IFMT_RFE_CODE \
506 
  length = 4; \
507 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
508 
  f_25 = EXTRACT_LSB0_UINT (insn, 32, 25, 1); \
509 
  f_24_19 = EXTRACT_LSB0_UINT (insn, 32, 24, 19); \
510 
  f_func = EXTRACT_LSB0_UINT (insn, 32, 5, 6); \
511 
 
512 
#define EXTRACT_IFMT_J_VARS \
513 
  UINT f_opcode; \
514 
  UINT f_rsrvd; \
515 
  USI f_jtarg; \
516 
  unsigned int length;
517 
#define EXTRACT_IFMT_J_CODE \
518 
  length = 4; \
519 
  f_opcode = EXTRACT_LSB0_UINT (insn, 32, 31, 6); \
520 
  f_rsrvd = EXTRACT_LSB0_UINT (insn, 32, 25, 10); \
521 
  f_jtarg = ((((pc) & (0xf0000000))) | (((EXTRACT_LSB0_UINT (insn, 32, 15, 16)) << (2)))); \
522 
 
523 
/* Collection of various things for the trace handler to use.  */
524 
 
525 
typedef struct trace_record {
526 
  IADDR pc;
527 
  /* FIXME:wip */
528 
} TRACE_RECORD;
529 
 
530 
#endif /* CPU_IQ2000BF_H */

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