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[/] [openrisc/] [trunk/] [or1ksim/] [testsuite/] [test-code-or1k/] [basic/] [basic.S] - Blame information for rev 355

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Line No. Rev Author Line
1 90 jeremybenn 
/* basic.S. Basic instruction set test of Or1ksim
2 
 
3 
   Copyright (C) 1999-2006 OpenCores
4 
   Copyright (C) 2010 Embecosm Limited
5 
 
6 
   Contributors various OpenCores participants
7 
   Contributor Jeremy Bennett
8 
 
9 
   This file is part of OpenRISC 1000 Architectural Simulator.
10 
 
11 
   This program is free software; you can redistribute it and/or modify it
12 
   under the terms of the GNU General Public License as published by the Free
13 
   Software Foundation; either version 3 of the License, or (at your option)
14 
   any later version.
15 
 
16 
   This program is distributed in the hope that it will be useful, but WITHOUT
17 
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 
   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
19 
   more details.
20 
 
21 
   You should have received a copy of the GNU General Public License along
22 
   with this program.  If not, see .  */
23 
 
24 
/* ----------------------------------------------------------------------------
25 
   This code is commented throughout for use with Doxygen.
26 
   --------------------------------------------------------------------------*/
27 
 
28 
#include "spr-defs.h"
29 
#include "board.h"
30 
 
31 
#define MEM_RAM 0x00000000
32 
 
33 
#define MC_CSR          (0x00)
34 
#define MC_POC          (0x04)
35 
#define MC_BA_MASK      (0x08)
36 
#define MC_CSC(i)       (0x10 + (i) * 8)
37 
#define MC_TMS(i)       (0x14 + (i) * 8)
38 
 
39 
        .section .except, "ax"
40 
        l.addi    r1,r0,0
41 
 
42 
        .section .text
43 
 
44 
        .org 0x100
45 
_reset:
46 
        l.movhi r1,hi(_init_mc)
47 
        l.ori   r1,r1,lo(_init_mc)
48 
        l.jr    r1
49 
        l.nop
50 
 
51 
 
52 
_init_mc:
53 
 
54 
        l.movhi r3,hi(MC_BASE_ADDR)
55 
        l.ori   r3,r3,lo(MC_BASE_ADDR)
56 
 
57 
        l.addi  r4,r3,MC_CSC(0)
58 
        l.movhi r5,hi(FLASH_BASE_ADDR)
59 
        l.srai  r5,r5,6
60 
        l.ori   r5,r5,0x0025
61 
        l.sw    0(r4),r5
62 
 
63 
        l.addi  r4,r3,MC_TMS(0)
64 
        l.movhi r5,hi(FLASH_TMS_VAL)
65 
        l.ori   r5,r5,lo(FLASH_TMS_VAL)
66 
        l.sw    0(r4),r5
67 
 
68 
        l.addi  r4,r3,MC_BA_MASK
69 
        l.addi  r5,r0,MC_MASK_VAL
70 
        l.sw    0(r4),r5
71 
 
72 
        l.addi  r4,r3,MC_CSR
73 
        l.movhi r5,hi(MC_CSR_VAL)
74 
        l.ori   r5,r5,lo(MC_CSR_VAL)
75 
        l.sw    0(r4),r5
76 
 
77 
        l.addi  r4,r3,MC_TMS(1)
78 
        l.movhi r5,hi(SDRAM_TMS_VAL)
79 
        l.ori   r5,r5,lo(SDRAM_TMS_VAL)
80 
        l.sw    0(r4),r5
81 
 
82 
        l.addi  r4,r3,MC_CSC(1)
83 
        l.movhi r5,hi(SDRAM_BASE_ADDR)
84 
        l.srai  r5,r5,6
85 
        l.ori   r5,r5,0x0411
86 
        l.sw    0(r4),r5
87 
 
88 
 
89 
_regs:
90 
        l.addi  r1,r0,0x1
91 
        l.addi  r2,r1,0x2
92 
        l.addi  r3,r2,0x4
93 
        l.addi  r4,r3,0x8
94 
        l.addi  r5,r4,0x10
95 
        l.addi  r6,r5,0x20
96 
        l.addi  r7,r6,0x40
97 
        l.addi  r8,r7,0x80
98 
        l.addi  r9,r8,0x100
99 
        l.addi  r10,r9,0x200
100 
        l.addi  r11,r10,0x400
101 
        l.addi  r12,r11,0x800
102 
        l.addi  r13,r12,0x1000
103 
        l.addi  r14,r13,0x2000
104 
        l.addi  r15,r14,0x4000
105 
        l.addi  r16,r15,0x8000
106 
 
107 
        l.sub   r31,r0,r1
108 
        l.sub   r30,r31,r2
109 
        l.sub   r29,r30,r3
110 
        l.sub   r28,r29,r4
111 
        l.sub   r27,r28,r5
112 
        l.sub   r26,r27,r6
113 
        l.sub   r25,r26,r7
114 
        l.sub   r24,r25,r8
115 
        l.sub   r23,r24,r9
116 
        l.sub   r22,r23,r10
117 
        l.sub   r21,r22,r11
118 
        l.sub   r20,r21,r12
119 
        l.sub   r19,r20,r13
120 
        l.sub   r18,r19,r14
121 
        l.sub   r17,r18,r15
122 
        l.sub   r16,r17,r16
123 
 
124 
        l.or  r3,r0,r16
125 
        l.nop NOP_REPORT        /* Should be 0xffff0012 */
126 
 
127 
        l.movhi r31, hi(MEM_RAM)
128 
        l.ori  r31,r31, lo(MEM_RAM)
129 
        l.sw    0(r31),r16
130 
 
131 
_mem:   l.movhi r3,0x1234
132 
        l.ori   r3,r3,0x5678
133 
 
134 
        l.sw    4(r31),r3
135 
 
136 
        l.lbz   r4,4(r31)
137 
        l.add   r8,r8,r4
138 
        l.sb    11(r31),r4
139 
        l.lbz   r4,5(r31)
140 
        l.add   r8,r8,r4
141 
        l.sb    10(r31),r4
142 
        l.lbz   r4,6(r31)
143 
        l.add   r8,r8,r4
144 
        l.sb    9(r31),r4
145 
        l.lbz   r4,7(r31)
146 
        l.add   r8,r8,r4
147 
        l.sb    8(r31),r4
148 
 
149 
        l.lbs   r4,8(r31)
150 
        l.add   r8,r8,r4
151 
        l.sb    7(r31),r4
152 
        l.lbs   r4,9(r31)
153 
        l.add   r8,r8,r4
154 
        l.sb    6(r31),r4
155 
        l.lbs   r4,10(r31)
156 
        l.add   r8,r8,r4
157 
        l.sb    5(r31),r4
158 
        l.lbs   r4,11(r31)
159 
        l.add   r8,r8,r4
160 
        l.sb    4(r31),r4
161 
 
162 
        l.lhz   r4,4(r31)
163 
        l.add   r8,r8,r4
164 
        l.sh    10(r31),r4
165 
        l.lhz   r4,6(r31)
166 
        l.add   r8,r8,r4
167 
        l.sh    8(r31),r4
168 
 
169 
        l.lhs   r4,8(r31)
170 
        l.add   r8,r8,r4
171 
        l.sh    6(r31),r4
172 
        l.lhs   r4,10(r31)
173 
        l.add   r8,r8,r4
174 
        l.sh    4(r31),r4
175 
 
176 
        l.lwz   r4,4(r31)
177 
        l.add   r8,r8,r4
178 
 
179 
        l.or  r3,r0,r8
180 
        l.nop NOP_REPORT        /* Should be 0x12352af7 */
181 
 
182 
        l.lwz   r9,0(r31)
183 
        l.add   r8,r9,r8
184 
        l.sw    0(r31),r8
185 
 
186 
_arith:
187 
        l.addi  r3,r0,1
188 
        l.addi  r4,r0,2
189 
        l.addi  r5,r0,-1
190 
        l.addi  r6,r0,-1
191 
        l.addi  r8,r0,0
192 
 
193 
        l.sub   r7,r5,r3
194 
        l.sub   r8,r3,r5
195 
        l.add   r8,r8,r7
196 
 
197 
        l.div   r7,r7,r4
198 
        l.add   r9,r3,r4
199 
        l.mul   r7,r9,r7
200 
        l.divu  r7,r7,r4
201 
        l.add   r8,r8,r7
202 
 
203 
        l.or  r3,r0,r8
204 
        l.nop NOP_REPORT        /* Should be 0x7ffffffe */
205 
 
206 
        l.lwz   r9,0(r31)
207 
        l.add   r8,r9,r8
208 
        l.sw    0(r31),r8
209 
 
210 
_log:
211 
        l.addi  r3,r0,1
212 
        l.addi  r4,r0,2
213 
        l.addi  r5,r0,-1
214 
        l.addi  r6,r0,-1
215 
        l.addi  r8,r0,0
216 
 
217 
        l.andi  r8,r8,1
218 
        l.and   r8,r8,r3
219 
 
220 
        l.xori  r8,r5,0xa5a5
221 
        l.xor   r8,r8,r5
222 
 
223 
        l.ori   r8,r8,2
224 
        l.or    r8,r8,r4
225 
 
226 
        l.or  r3,r0,r8
227 
        l.nop NOP_REPORT        /* Should be 0xffffa5a7 */
228 
 
229 
        l.lwz   r9,0(r31)
230 
        l.add   r8,r9,r8
231 
        l.sw    0(r31),r8
232 
 
233 
_shift:
234 
        l.addi  r3,r0,1
235 
        l.addi  r4,r0,2
236 
        l.addi  r5,r0,-1
237 
        l.addi  r6,r0,-1
238 
        l.addi  r8,r0,0
239 
 
240 
        l.slli  r8,r5,6
241 
        l.sll   r8,r8,r4
242 
 
243 
        l.srli  r8,r8,6
244 
        l.srl   r8,r8,r4
245 
 
246 
        l.srai  r8,r8,2
247 
        l.sra   r8,r8,r4
248 
 
249 
        l.or  r3,r0,r8
250 
        l.nop NOP_REPORT        /* Should be 0x000fffff */
251 
 
252 
        l.lwz   r9,0(r31)
253 
        l.add   r8,r9,r8
254 
        l.sw    0(r31),r8
255 
 
256 
_flag:
257 
        l.addi  r3,r0,1
258 
        l.addi  r4,r0,-2
259 
        l.addi  r8,r0,0
260 
 
261 
        l.sfeq  r3,r3
262 
        l.mfspr r5,r0,17
263 
        l.andi  r4,r5,0x200
264 
        l.add   r8,r8,r4
265 
 
266 
        l.sfeq  r3,r4
267 
        l.mfspr r5,r0,17
268 
        l.andi  r4,r5,0x200
269 
        l.add   r8,r8,r4
270 
 
271 
        l.sfeqi r3,1
272 
        l.mfspr r5,r0,17
273 
        l.andi  r4,r5,0x200
274 
        l.add   r8,r8,r4
275 
 
276 
        l.sfeqi r3,-2
277 
        l.mfspr r5,r0,17
278 
        l.andi  r4,r5,0x200
279 
        l.add   r8,r8,r4
280 
 
281 
        l.sfne  r3,r3
282 
        l.mfspr r5,r0,17
283 
        l.andi  r4,r5,0x200
284 
        l.add   r8,r8,r4
285 
 
286 
        l.sfne  r3,r4
287 
        l.mfspr r5,r0,17
288 
        l.andi  r4,r5,0x200
289 
        l.add   r8,r8,r4
290 
 
291 
        l.sfnei r3,1
292 
        l.mfspr r5,r0,17
293 
        l.andi  r4,r5,0x200
294 
        l.add   r8,r8,r4
295 
 
296 
        l.sfnei r3,-2
297 
        l.mfspr r5,r0,17
298 
        l.andi  r4,r5,0x200
299 
        l.add   r8,r8,r4
300 
 
301 
        l.sfgtu r3,r3
302 
        l.mfspr r5,r0,17
303 
        l.andi  r4,r5,0x200
304 
        l.add   r8,r8,r4
305 
 
306 
        l.sfgtu r3,r4
307 
        l.mfspr r5,r0,17
308 
        l.andi  r4,r5,0x200
309 
        l.add   r8,r8,r4
310 
 
311 
        l.sfgtui        r3,1
312 
        l.mfspr r5,r0,17
313 
        l.andi  r4,r5,0x200
314 
        l.add   r8,r8,r4
315 
 
316 
        l.sfgtui        r3,-2
317 
        l.mfspr r5,r0,17
318 
        l.andi  r4,r5,0x200
319 
        l.add   r8,r8,r4
320 
 
321 
        l.sfgeu r3,r3
322 
        l.mfspr r5,r0,17
323 
        l.andi  r4,r5,0x200
324 
        l.add   r8,r8,r4
325 
 
326 
        l.sfgeu r3,r4
327 
        l.mfspr r5,r0,17
328 
        l.andi  r4,r5,0x200
329 
        l.add   r8,r8,r4
330 
 
331 
        l.sfgeui        r3,1
332 
        l.mfspr r5,r0,17
333 
        l.andi  r4,r5,0x200
334 
        l.add   r8,r8,r4
335 
 
336 
        l.sfgeui        r3,-2
337 
        l.mfspr r5,r0,17
338 
        l.andi  r4,r5,0x200
339 
        l.add   r8,r8,r4
340 
 
341 
        l.sfltu r3,r3
342 
        l.mfspr r5,r0,17
343 
        l.andi  r4,r5,0x200
344 
        l.add   r8,r8,r4
345 
 
346 
        l.sfltu r3,r4
347 
        l.mfspr r5,r0,17
348 
        l.andi  r4,r5,0x200
349 
        l.add   r8,r8,r4
350 
 
351 
        l.sfltui        r3,1
352 
        l.mfspr r5,r0,17
353 
        l.andi  r4,r5,0x200
354 
        l.add   r8,r8,r4
355 
 
356 
        l.sfltui        r3,-2
357 
        l.mfspr r5,r0,17
358 
        l.andi  r4,r5,0x200
359 
        l.add   r8,r8,r4
360 
 
361 
        l.sfleu r3,r3
362 
        l.mfspr r5,r0,17
363 
        l.andi  r4,r5,0x200
364 
        l.add   r8,r8,r4
365 
 
366 
        l.sfleu r3,r4
367 
        l.mfspr r5,r0,17
368 
        l.andi  r4,r5,0x200
369 
        l.add   r8,r8,r4
370 
 
371 
        l.sfleui        r3,1
372 
        l.mfspr r5,r0,17
373 
        l.andi  r4,r5,0x200
374 
        l.add   r8,r8,r4
375 
 
376 
        l.sfleui        r3,-2
377 
        l.mfspr r5,r0,17
378 
        l.andi  r4,r5,0x200
379 
        l.add   r8,r8,r4
380 
 
381 
        l.sfgts r3,r3
382 
        l.mfspr r5,r0,17
383 
        l.andi  r4,r5,0x200
384 
        l.add   r8,r8,r4
385 
 
386 
        l.sfgts r3,r4
387 
        l.mfspr r5,r0,17
388 
        l.andi  r4,r5,0x200
389 
        l.add   r8,r8,r4
390 
 
391 
        l.sfgtsi        r3,1
392 
        l.mfspr r5,r0,17
393 
        l.andi  r4,r5,0x200
394 
        l.add   r8,r8,r4
395 
 
396 
        l.sfgtsi        r3,-2
397 
        l.mfspr r5,r0,17
398 
        l.andi  r4,r5,0x200
399 
        l.add   r8,r8,r4
400 
 
401 
        l.sfges r3,r3
402 
        l.mfspr r5,r0,17
403 
        l.andi  r4,r5,0x200
404 
        l.add   r8,r8,r4
405 
 
406 
        l.sfges r3,r4
407 
        l.mfspr r5,r0,17
408 
        l.andi  r4,r5,0x200
409 
        l.add   r8,r8,r4
410 
 
411 
        l.sfgesi        r3,1
412 
        l.mfspr r5,r0,17
413 
        l.andi  r4,r5,0x200
414 
        l.add   r8,r8,r4
415 
 
416 
        l.sfgesi        r3,-2
417 
        l.mfspr r5,r0,17
418 
        l.andi  r4,r5,0x200
419 
        l.add   r8,r8,r4
420 
 
421 
        l.sflts r3,r3
422 
        l.mfspr r5,r0,17
423 
        l.andi  r4,r5,0x200
424 
        l.add   r8,r8,r4
425 
 
426 
        l.sflts r3,r4
427 
        l.mfspr r5,r0,17
428 
        l.andi  r4,r5,0x200
429 
        l.add   r8,r8,r4
430 
 
431 
        l.sfltsi        r3,1
432 
        l.mfspr r5,r0,17
433 
        l.andi  r4,r5,0x200
434 
        l.add   r8,r8,r4
435 
 
436 
        l.sfltsi        r3,-2
437 
        l.mfspr r5,r0,17
438 
        l.andi  r4,r5,0x200
439 
        l.add   r8,r8,r4
440 
 
441 
        l.sfles r3,r3
442 
        l.mfspr r5,r0,17
443 
        l.andi  r4,r5,0x200
444 
        l.add   r8,r8,r4
445 
 
446 
        l.sfles r3,r4
447 
        l.mfspr r5,r0,17
448 
        l.andi  r4,r5,0x200
449 
        l.add   r8,r8,r4
450 
 
451 
        l.sflesi        r3,1
452 
        l.mfspr r5,r0,17
453 
        l.andi  r4,r5,0x200
454 
        l.add   r8,r8,r4
455 
 
456 
        l.sflesi        r3,-2
457 
        l.mfspr r5,r0,17
458 
        l.andi  r4,r5,0x200
459 
        l.add   r8,r8,r4
460 
 
461 
        l.or  r3,r0,r8
462 
        l.nop NOP_REPORT        /* Should be 0x00002800 */
463 
 
464 
        l.lwz   r9,0(r31)
465 
        l.add   r8,r9,r8
466 
        l.sw    0(r31),r8
467 
 
468 
_jump:
469 
        l.addi  r8,r0,0
470 
 
471 
        l.j     _T1
472 
        l.addi  r8,r8,1
473 
 
474 
_T2:    l.jr    r9
475 
        l.addi  r8,r8,1
476 
 
477 
_T1:    l.jal   _T2
478 
        l.addi  r8,r8,1
479 
 
480 
        l.sfeqi r0,0
481 
        l.bf    _T3
482 
        l.addi  r8,r8,1
483 
 
484 
_T3:    l.sfeqi r0,1
485 
        l.bf    _T4
486 
        l.addi  r8,r8,1
487 
 
488 
        l.addi  r8,r8,1
489 
 
490 
_T4:    l.sfeqi r0,0
491 
        l.bnf    _T5
492 
        l.addi  r8,r8,1
493 
 
494 
        l.addi  r8,r8,1
495 
 
496 
_T5:    l.sfeqi r0,1
497 
        l.bnf    _T6
498 
        l.addi  r8,r8,1
499 
 
500 
        l.addi  r8,r8,1
501 
 
502 
_T6:    l.movhi r3,hi(_T7)
503 
        l.ori  r3,r3,lo(_T7)
504 
        l.mtspr r0,r3,32
505 
        l.mfspr r5,r0,17
506 
        l.mtspr r0,r5,64
507 
        l.rfe
508 
        l.addi  r8,r8,1         /* l.rfe should not have a delay slot */
509 
 
510 
        l.addi  r8,r8,1
511 
 
512 
_T7:    l.or  r3,r0,r8
513 
        l.nop NOP_REPORT        /* Should be 0x000000009 */
514 
 
515 
        l.lwz   r9,0(r31)
516 
        l.add   r8,r9,r8
517 
        l.sw    0(r31),r8
518 
 
519 
        l.lwz   r9,0(r31)
520 
        l.movhi r3,0x4c69
521 
        l.ori   r3,r3,0xe5f7
522 
        l.add   r8,r8,r3
523 
 
524 
        l.or  r3,r0,r8
525 
        l.nop NOP_REPORT        /* Should be 0xdeaddead */
526 
 
527 
        l.addi  r3,r0,0
528 
        l.nop NOP_EXIT
529 
 

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