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c906108c SS |
1 | #include "config.h" |
2 | ||
3 | #include <signal.h> | |
4 | #include <errno.h> | |
5 | #include <sys/types.h> | |
6 | #include <sys/stat.h> | |
7 | #ifdef HAVE_UNISTD_H | |
8 | #include <unistd.h> | |
9 | #endif | |
10 | ||
11 | #include "d10v_sim.h" | |
12 | #include "simops.h" | |
13 | #include "targ-vals.h" | |
14 | ||
15 | extern char *strrchr (); | |
16 | ||
17 | enum op_types { | |
18 | OP_VOID, | |
19 | OP_REG, | |
20 | OP_REG_OUTPUT, | |
21 | OP_DREG, | |
22 | OP_DREG_OUTPUT, | |
23 | OP_ACCUM, | |
24 | OP_ACCUM_OUTPUT, | |
25 | OP_ACCUM_REVERSE, | |
26 | OP_CR, | |
27 | OP_CR_OUTPUT, | |
28 | OP_CR_REVERSE, | |
29 | OP_FLAG, | |
30 | OP_FLAG_OUTPUT, | |
31 | OP_CONSTANT16, | |
32 | OP_CONSTANT8, | |
33 | OP_CONSTANT3, | |
34 | OP_CONSTANT4, | |
35 | OP_MEMREF, | |
36 | OP_MEMREF2, | |
cff3e48b | 37 | OP_MEMREF3, |
c906108c SS |
38 | OP_POSTDEC, |
39 | OP_POSTINC, | |
40 | OP_PREDEC, | |
41 | OP_R0, | |
42 | OP_R1, | |
43 | OP_R2, | |
44 | }; | |
45 | ||
46 | ||
47 | enum { | |
48 | PSW_MASK = (PSW_SM_BIT | |
49 | | PSW_EA_BIT | |
50 | | PSW_DB_BIT | |
51 | | PSW_DM_BIT | |
52 | | PSW_IE_BIT | |
53 | | PSW_RP_BIT | |
54 | | PSW_MD_BIT | |
55 | | PSW_FX_BIT | |
56 | | PSW_ST_BIT | |
57 | | PSW_F0_BIT | |
58 | | PSW_F1_BIT | |
59 | | PSW_C_BIT), | |
60 | }; | |
61 | ||
62 | reg_t | |
63 | move_to_cr (int cr, reg_t mask, reg_t val) | |
64 | { | |
65 | /* A MASK bit is set when the corresponding bit in the CR should | |
66 | be left alone */ | |
67 | /* This assumes that (VAL & MASK) == 0 */ | |
68 | switch (cr) | |
69 | { | |
70 | case PSW_CR: | |
71 | val &= PSW_MASK; | |
72 | if ((mask & PSW_SM_BIT) == 0) | |
73 | { | |
74 | int new_sm = (val & PSW_SM_BIT) != 0; | |
75 | SET_HELD_SP (PSW_SM, GPR (SP_IDX)); /* save old SP */ | |
76 | if (PSW_SM != new_sm) | |
77 | SET_GPR (SP_IDX, HELD_SP (new_sm)); /* restore new SP */ | |
78 | } | |
79 | if ((mask & (PSW_ST_BIT | PSW_FX_BIT)) == 0) | |
80 | { | |
81 | if (val & PSW_ST_BIT && !(val & PSW_FX_BIT)) | |
82 | { | |
83 | (*d10v_callback->printf_filtered) | |
84 | (d10v_callback, | |
85 | "ERROR at PC 0x%x: ST can only be set when FX is set.\n", | |
86 | PC<<2); | |
87 | State.exception = SIGILL; | |
88 | } | |
89 | } | |
90 | /* keep an up-to-date psw around for tracing */ | |
91 | State.trace.psw = (State.trace.psw & mask) | val; | |
92 | break; | |
93 | case BPSW_CR: | |
94 | case DPSW_CR: | |
95 | val &= PSW_MASK; | |
96 | break; | |
97 | case MOD_S_CR: | |
98 | case MOD_E_CR: | |
99 | val &= ~1; | |
100 | break; | |
101 | default: | |
102 | break; | |
103 | } | |
104 | /* only issue an update if the register is being changed */ | |
105 | if ((State.cregs[cr] & ~mask) != val) | |
106 | SLOT_PEND_MASK (State.cregs[cr], mask, val); | |
107 | return val; | |
108 | } | |
109 | ||
110 | #ifdef DEBUG | |
111 | static void trace_input_func PARAMS ((char *name, | |
112 | enum op_types in1, | |
113 | enum op_types in2, | |
114 | enum op_types in3)); | |
115 | ||
116 | #define trace_input(name, in1, in2, in3) do { if (d10v_debug) trace_input_func (name, in1, in2, in3); } while (0) | |
117 | ||
118 | #ifndef SIZE_INSTRUCTION | |
119 | #define SIZE_INSTRUCTION 8 | |
120 | #endif | |
121 | ||
122 | #ifndef SIZE_OPERANDS | |
123 | #define SIZE_OPERANDS 18 | |
124 | #endif | |
125 | ||
126 | #ifndef SIZE_VALUES | |
127 | #define SIZE_VALUES 13 | |
128 | #endif | |
129 | ||
130 | #ifndef SIZE_LOCATION | |
131 | #define SIZE_LOCATION 20 | |
132 | #endif | |
133 | ||
134 | #ifndef SIZE_PC | |
135 | #define SIZE_PC 6 | |
136 | #endif | |
137 | ||
138 | #ifndef SIZE_LINE_NUMBER | |
139 | #define SIZE_LINE_NUMBER 4 | |
140 | #endif | |
141 | ||
142 | static void | |
143 | trace_input_func (name, in1, in2, in3) | |
144 | char *name; | |
145 | enum op_types in1; | |
146 | enum op_types in2; | |
147 | enum op_types in3; | |
148 | { | |
149 | char *comma; | |
150 | enum op_types in[3]; | |
151 | int i; | |
152 | char buf[1024]; | |
153 | char *p; | |
154 | long tmp; | |
155 | char *type; | |
156 | const char *filename; | |
157 | const char *functionname; | |
158 | unsigned int linenumber; | |
159 | bfd_vma byte_pc; | |
160 | ||
161 | if ((d10v_debug & DEBUG_TRACE) == 0) | |
162 | return; | |
163 | ||
164 | switch (State.ins_type) | |
165 | { | |
166 | default: | |
167 | case INS_UNKNOWN: type = " ?"; break; | |
168 | case INS_LEFT: type = " L"; break; | |
169 | case INS_RIGHT: type = " R"; break; | |
170 | case INS_LEFT_PARALLEL: type = "*L"; break; | |
171 | case INS_RIGHT_PARALLEL: type = "*R"; break; | |
172 | case INS_LEFT_COND_TEST: type = "?L"; break; | |
173 | case INS_RIGHT_COND_TEST: type = "?R"; break; | |
174 | case INS_LEFT_COND_EXE: type = "&L"; break; | |
175 | case INS_RIGHT_COND_EXE: type = "&R"; break; | |
176 | case INS_LONG: type = " B"; break; | |
177 | } | |
178 | ||
179 | if ((d10v_debug & DEBUG_LINE_NUMBER) == 0) | |
180 | (*d10v_callback->printf_filtered) (d10v_callback, | |
181 | "0x%.*x %s: %-*s ", | |
182 | SIZE_PC, (unsigned)PC, | |
183 | type, | |
184 | SIZE_INSTRUCTION, name); | |
185 | ||
186 | else | |
187 | { | |
188 | buf[0] = '\0'; | |
189 | byte_pc = decode_pc (); | |
190 | if (text && byte_pc >= text_start && byte_pc < text_end) | |
191 | { | |
192 | filename = (const char *)0; | |
193 | functionname = (const char *)0; | |
194 | linenumber = 0; | |
195 | if (bfd_find_nearest_line (prog_bfd, text, (struct symbol_cache_entry **)0, byte_pc - text_start, | |
196 | &filename, &functionname, &linenumber)) | |
197 | { | |
198 | p = buf; | |
199 | if (linenumber) | |
200 | { | |
201 | sprintf (p, "#%-*d ", SIZE_LINE_NUMBER, linenumber); | |
202 | p += strlen (p); | |
203 | } | |
204 | else | |
205 | { | |
206 | sprintf (p, "%-*s ", SIZE_LINE_NUMBER+1, "---"); | |
207 | p += SIZE_LINE_NUMBER+2; | |
208 | } | |
209 | ||
210 | if (functionname) | |
211 | { | |
212 | sprintf (p, "%s ", functionname); | |
213 | p += strlen (p); | |
214 | } | |
215 | else if (filename) | |
216 | { | |
217 | char *q = strrchr (filename, '/'); | |
218 | sprintf (p, "%s ", (q) ? q+1 : filename); | |
219 | p += strlen (p); | |
220 | } | |
221 | ||
222 | if (*p == ' ') | |
223 | *p = '\0'; | |
224 | } | |
225 | } | |
226 | ||
227 | (*d10v_callback->printf_filtered) (d10v_callback, | |
228 | "0x%.*x %s: %-*.*s %-*s ", | |
229 | SIZE_PC, (unsigned)PC, | |
230 | type, | |
231 | SIZE_LOCATION, SIZE_LOCATION, buf, | |
232 | SIZE_INSTRUCTION, name); | |
233 | } | |
234 | ||
235 | in[0] = in1; | |
236 | in[1] = in2; | |
237 | in[2] = in3; | |
238 | comma = ""; | |
239 | p = buf; | |
240 | for (i = 0; i < 3; i++) | |
241 | { | |
242 | switch (in[i]) | |
243 | { | |
244 | case OP_VOID: | |
245 | case OP_R0: | |
246 | case OP_R1: | |
247 | case OP_R2: | |
248 | break; | |
249 | ||
250 | case OP_REG: | |
251 | case OP_REG_OUTPUT: | |
252 | case OP_DREG: | |
253 | case OP_DREG_OUTPUT: | |
254 | sprintf (p, "%sr%d", comma, OP[i]); | |
255 | p += strlen (p); | |
256 | comma = ","; | |
257 | break; | |
258 | ||
259 | case OP_CR: | |
260 | case OP_CR_OUTPUT: | |
261 | case OP_CR_REVERSE: | |
262 | sprintf (p, "%scr%d", comma, OP[i]); | |
263 | p += strlen (p); | |
264 | comma = ","; | |
265 | break; | |
266 | ||
267 | case OP_ACCUM: | |
268 | case OP_ACCUM_OUTPUT: | |
269 | case OP_ACCUM_REVERSE: | |
270 | sprintf (p, "%sa%d", comma, OP[i]); | |
271 | p += strlen (p); | |
272 | comma = ","; | |
273 | break; | |
274 | ||
275 | case OP_CONSTANT16: | |
276 | sprintf (p, "%s%d", comma, OP[i]); | |
277 | p += strlen (p); | |
278 | comma = ","; | |
279 | break; | |
280 | ||
281 | case OP_CONSTANT8: | |
282 | sprintf (p, "%s%d", comma, SEXT8(OP[i])); | |
283 | p += strlen (p); | |
284 | comma = ","; | |
285 | break; | |
286 | ||
287 | case OP_CONSTANT4: | |
288 | sprintf (p, "%s%d", comma, SEXT4(OP[i])); | |
289 | p += strlen (p); | |
290 | comma = ","; | |
291 | break; | |
292 | ||
293 | case OP_CONSTANT3: | |
294 | sprintf (p, "%s%d", comma, SEXT3(OP[i])); | |
295 | p += strlen (p); | |
296 | comma = ","; | |
297 | break; | |
298 | ||
299 | case OP_MEMREF: | |
300 | sprintf (p, "%s@r%d", comma, OP[i]); | |
301 | p += strlen (p); | |
302 | comma = ","; | |
303 | break; | |
304 | ||
305 | case OP_MEMREF2: | |
306 | sprintf (p, "%s@(%d,r%d)", comma, (int16)OP[i], OP[i+1]); | |
307 | p += strlen (p); | |
308 | comma = ","; | |
309 | break; | |
310 | ||
cff3e48b JM |
311 | case OP_MEMREF3: |
312 | sprintf (p, "%s@%d", comma, OP[i]); | |
313 | p += strlen (p); | |
314 | comma = ","; | |
315 | break; | |
316 | ||
c906108c SS |
317 | case OP_POSTINC: |
318 | sprintf (p, "%s@r%d+", comma, OP[i]); | |
319 | p += strlen (p); | |
320 | comma = ","; | |
321 | break; | |
322 | ||
323 | case OP_POSTDEC: | |
324 | sprintf (p, "%s@r%d-", comma, OP[i]); | |
325 | p += strlen (p); | |
326 | comma = ","; | |
327 | break; | |
328 | ||
329 | case OP_PREDEC: | |
330 | sprintf (p, "%s@-r%d", comma, OP[i]); | |
331 | p += strlen (p); | |
332 | comma = ","; | |
333 | break; | |
334 | ||
335 | case OP_FLAG: | |
336 | case OP_FLAG_OUTPUT: | |
337 | if (OP[i] == 0) | |
338 | sprintf (p, "%sf0", comma); | |
339 | ||
340 | else if (OP[i] == 1) | |
341 | sprintf (p, "%sf1", comma); | |
342 | ||
343 | else | |
344 | sprintf (p, "%sc", comma); | |
345 | ||
346 | p += strlen (p); | |
347 | comma = ","; | |
348 | break; | |
349 | } | |
350 | } | |
351 | ||
352 | if ((d10v_debug & DEBUG_VALUES) == 0) | |
353 | { | |
354 | *p++ = '\n'; | |
355 | *p = '\0'; | |
356 | (*d10v_callback->printf_filtered) (d10v_callback, "%s", buf); | |
357 | } | |
358 | else | |
359 | { | |
360 | *p = '\0'; | |
361 | (*d10v_callback->printf_filtered) (d10v_callback, "%-*s", SIZE_OPERANDS, buf); | |
362 | ||
363 | p = buf; | |
364 | for (i = 0; i < 3; i++) | |
365 | { | |
366 | buf[0] = '\0'; | |
367 | switch (in[i]) | |
368 | { | |
369 | case OP_VOID: | |
370 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s", SIZE_VALUES, ""); | |
371 | break; | |
372 | ||
373 | case OP_REG_OUTPUT: | |
374 | case OP_DREG_OUTPUT: | |
375 | case OP_CR_OUTPUT: | |
376 | case OP_ACCUM_OUTPUT: | |
377 | case OP_FLAG_OUTPUT: | |
378 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s", SIZE_VALUES, "---"); | |
379 | break; | |
380 | ||
381 | case OP_REG: | |
382 | case OP_MEMREF: | |
383 | case OP_POSTDEC: | |
384 | case OP_POSTINC: | |
385 | case OP_PREDEC: | |
386 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", | |
387 | (uint16) GPR (OP[i])); | |
388 | break; | |
389 | ||
cff3e48b JM |
390 | case OP_MEMREF3: |
391 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", (uint16) OP[i]); | |
392 | break; | |
393 | ||
c906108c SS |
394 | case OP_DREG: |
395 | tmp = (long)((((uint32) GPR (OP[i])) << 16) | ((uint32) GPR (OP[i] + 1))); | |
396 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.8lx", SIZE_VALUES-10, "", tmp); | |
397 | break; | |
398 | ||
399 | case OP_CR: | |
400 | case OP_CR_REVERSE: | |
401 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", | |
402 | (uint16) CREG (OP[i])); | |
403 | break; | |
404 | ||
405 | case OP_ACCUM: | |
406 | case OP_ACCUM_REVERSE: | |
407 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.2x%.8lx", SIZE_VALUES-12, "", | |
408 | ((int)(ACC (OP[i]) >> 32) & 0xff), | |
409 | ((unsigned long) ACC (OP[i])) & 0xffffffff); | |
410 | break; | |
411 | ||
412 | case OP_CONSTANT16: | |
413 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", | |
414 | (uint16)OP[i]); | |
415 | break; | |
416 | ||
417 | case OP_CONSTANT4: | |
418 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", | |
419 | (uint16)SEXT4(OP[i])); | |
420 | break; | |
421 | ||
422 | case OP_CONSTANT8: | |
423 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", | |
424 | (uint16)SEXT8(OP[i])); | |
425 | break; | |
426 | ||
427 | case OP_CONSTANT3: | |
428 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", | |
429 | (uint16)SEXT3(OP[i])); | |
430 | break; | |
431 | ||
432 | case OP_FLAG: | |
433 | if (OP[i] == 0) | |
434 | (*d10v_callback->printf_filtered) (d10v_callback, "%*sF0 = %d", SIZE_VALUES-6, "", | |
435 | PSW_F0 != 0); | |
436 | ||
437 | else if (OP[i] == 1) | |
438 | (*d10v_callback->printf_filtered) (d10v_callback, "%*sF1 = %d", SIZE_VALUES-6, "", | |
439 | PSW_F1 != 0); | |
440 | ||
441 | else | |
442 | (*d10v_callback->printf_filtered) (d10v_callback, "%*sC = %d", SIZE_VALUES-5, "", | |
443 | PSW_C != 0); | |
444 | ||
445 | break; | |
446 | ||
447 | case OP_MEMREF2: | |
448 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", | |
449 | (uint16)OP[i]); | |
450 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", | |
451 | (uint16)GPR (OP[i + 1])); | |
452 | i++; | |
453 | break; | |
454 | ||
455 | case OP_R0: | |
456 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", | |
457 | (uint16) GPR (0)); | |
458 | break; | |
459 | ||
460 | case OP_R1: | |
461 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", | |
462 | (uint16) GPR (1)); | |
463 | break; | |
464 | ||
465 | case OP_R2: | |
466 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", | |
467 | (uint16) GPR (2)); | |
468 | break; | |
469 | ||
470 | } | |
471 | } | |
472 | } | |
473 | ||
474 | (*d10v_callback->flush_stdout) (d10v_callback); | |
475 | } | |
476 | ||
477 | static void | |
478 | do_trace_output_flush (void) | |
479 | { | |
480 | (*d10v_callback->flush_stdout) (d10v_callback); | |
481 | } | |
482 | ||
483 | static void | |
484 | do_trace_output_finish (void) | |
485 | { | |
486 | (*d10v_callback->printf_filtered) (d10v_callback, | |
487 | " F0=%d F1=%d C=%d\n", | |
488 | (State.trace.psw & PSW_F0_BIT) != 0, | |
489 | (State.trace.psw & PSW_F1_BIT) != 0, | |
490 | (State.trace.psw & PSW_C_BIT) != 0); | |
491 | (*d10v_callback->flush_stdout) (d10v_callback); | |
492 | } | |
493 | ||
494 | static void | |
495 | trace_output_40 (uint64 val) | |
496 | { | |
497 | if ((d10v_debug & (DEBUG_TRACE | DEBUG_VALUES)) == (DEBUG_TRACE | DEBUG_VALUES)) | |
498 | { | |
499 | (*d10v_callback->printf_filtered) (d10v_callback, | |
500 | " :: %*s0x%.2x%.8lx", | |
501 | SIZE_VALUES - 12, | |
502 | "", | |
503 | ((int)(val >> 32) & 0xff), | |
504 | ((unsigned long) val) & 0xffffffff); | |
505 | do_trace_output_finish (); | |
506 | } | |
507 | } | |
508 | ||
509 | static void | |
510 | trace_output_32 (uint32 val) | |
511 | { | |
512 | if ((d10v_debug & (DEBUG_TRACE | DEBUG_VALUES)) == (DEBUG_TRACE | DEBUG_VALUES)) | |
513 | { | |
514 | (*d10v_callback->printf_filtered) (d10v_callback, | |
515 | " :: %*s0x%.8x", | |
516 | SIZE_VALUES - 10, | |
517 | "", | |
518 | (int) val); | |
519 | do_trace_output_finish (); | |
520 | } | |
521 | } | |
522 | ||
523 | static void | |
524 | trace_output_16 (uint16 val) | |
525 | { | |
526 | if ((d10v_debug & (DEBUG_TRACE | DEBUG_VALUES)) == (DEBUG_TRACE | DEBUG_VALUES)) | |
527 | { | |
528 | (*d10v_callback->printf_filtered) (d10v_callback, | |
529 | " :: %*s0x%.4x", | |
530 | SIZE_VALUES - 6, | |
531 | "", | |
532 | (int) val); | |
533 | do_trace_output_finish (); | |
534 | } | |
535 | } | |
536 | ||
537 | static void | |
538 | trace_output_void () | |
539 | { | |
540 | if ((d10v_debug & (DEBUG_TRACE | DEBUG_VALUES)) == (DEBUG_TRACE | DEBUG_VALUES)) | |
541 | { | |
542 | (*d10v_callback->printf_filtered) (d10v_callback, "\n"); | |
543 | do_trace_output_flush (); | |
544 | } | |
545 | } | |
546 | ||
547 | static void | |
548 | trace_output_flag () | |
549 | { | |
550 | if ((d10v_debug & (DEBUG_TRACE | DEBUG_VALUES)) == (DEBUG_TRACE | DEBUG_VALUES)) | |
551 | { | |
552 | (*d10v_callback->printf_filtered) (d10v_callback, | |
553 | " :: %*s", | |
554 | SIZE_VALUES, | |
555 | ""); | |
556 | do_trace_output_finish (); | |
557 | } | |
558 | } | |
559 | ||
560 | ||
561 | ||
562 | ||
563 | #else | |
564 | #define trace_input(NAME, IN1, IN2, IN3) | |
565 | #define trace_output(RESULT) | |
566 | #endif | |
567 | ||
568 | /* abs */ | |
569 | void | |
570 | OP_4607 () | |
571 | { | |
572 | int16 tmp; | |
573 | trace_input ("abs", OP_REG, OP_VOID, OP_VOID); | |
574 | SET_PSW_F1 (PSW_F0); | |
575 | tmp = GPR(OP[0]); | |
576 | if (tmp < 0) | |
577 | { | |
578 | tmp = - tmp; | |
579 | SET_PSW_F0 (1); | |
580 | } | |
581 | else | |
582 | SET_PSW_F0 (0); | |
583 | SET_GPR (OP[0], tmp); | |
584 | trace_output_16 (tmp); | |
585 | } | |
586 | ||
587 | /* abs */ | |
588 | void | |
589 | OP_5607 () | |
590 | { | |
591 | int64 tmp; | |
592 | trace_input ("abs", OP_ACCUM, OP_VOID, OP_VOID); | |
593 | SET_PSW_F1 (PSW_F0); | |
594 | ||
595 | tmp = SEXT40 (ACC (OP[0])); | |
596 | if (tmp < 0 ) | |
597 | { | |
598 | tmp = - tmp; | |
599 | if (PSW_ST) | |
600 | { | |
601 | if (tmp > SEXT40(MAX32)) | |
602 | tmp = (MAX32); | |
603 | else if (tmp < SEXT40(MIN32)) | |
604 | tmp = (MIN32); | |
605 | else | |
606 | tmp = (tmp & MASK40); | |
607 | } | |
608 | else | |
609 | tmp = (tmp & MASK40); | |
610 | SET_PSW_F0 (1); | |
611 | } | |
612 | else | |
613 | { | |
614 | tmp = (tmp & MASK40); | |
615 | SET_PSW_F0 (0); | |
616 | } | |
617 | SET_ACC (OP[0], tmp); | |
618 | trace_output_40 (tmp); | |
619 | } | |
620 | ||
621 | /* add */ | |
622 | void | |
623 | OP_200 () | |
624 | { | |
625 | uint16 a = GPR (OP[0]); | |
626 | uint16 b = GPR (OP[1]); | |
627 | uint16 tmp = (a + b); | |
628 | trace_input ("add", OP_REG, OP_REG, OP_VOID); | |
629 | SET_PSW_C (a > tmp); | |
630 | SET_GPR (OP[0], tmp); | |
631 | trace_output_16 (tmp); | |
632 | } | |
633 | ||
634 | /* add */ | |
635 | void | |
636 | OP_1201 () | |
637 | { | |
638 | int64 tmp; | |
639 | tmp = SEXT40(ACC (OP[0])) + (SEXT16 (GPR (OP[1])) << 16 | GPR (OP[1] + 1)); | |
640 | ||
641 | trace_input ("add", OP_ACCUM, OP_REG, OP_VOID); | |
642 | if (PSW_ST) | |
643 | { | |
644 | if (tmp > SEXT40(MAX32)) | |
645 | tmp = (MAX32); | |
646 | else if (tmp < SEXT40(MIN32)) | |
647 | tmp = (MIN32); | |
648 | else | |
649 | tmp = (tmp & MASK40); | |
650 | } | |
651 | else | |
652 | tmp = (tmp & MASK40); | |
653 | SET_ACC (OP[0], tmp); | |
654 | trace_output_40 (tmp); | |
655 | } | |
656 | ||
657 | /* add */ | |
658 | void | |
659 | OP_1203 () | |
660 | { | |
661 | int64 tmp; | |
662 | tmp = SEXT40(ACC (OP[0])) + SEXT40(ACC (OP[1])); | |
663 | ||
664 | trace_input ("add", OP_ACCUM, OP_ACCUM, OP_VOID); | |
665 | if (PSW_ST) | |
666 | { | |
667 | if (tmp > SEXT40(MAX32)) | |
668 | tmp = (MAX32); | |
669 | else if (tmp < SEXT40(MIN32)) | |
670 | tmp = (MIN32); | |
671 | else | |
672 | tmp = (tmp & MASK40); | |
673 | } | |
674 | else | |
675 | tmp = (tmp & MASK40); | |
676 | SET_ACC (OP[0], tmp); | |
677 | trace_output_40 (tmp); | |
678 | } | |
679 | ||
680 | /* add2w */ | |
681 | void | |
682 | OP_1200 () | |
683 | { | |
684 | uint32 tmp; | |
685 | uint32 a = (GPR (OP[0])) << 16 | GPR (OP[0] + 1); | |
686 | uint32 b = (GPR (OP[1])) << 16 | GPR (OP[1] + 1); | |
687 | trace_input ("add2w", OP_DREG, OP_DREG, OP_VOID); | |
688 | tmp = a + b; | |
689 | SET_PSW_C (tmp < a); | |
690 | SET_GPR (OP[0] + 0, (tmp >> 16)); | |
691 | SET_GPR (OP[0] + 1, (tmp & 0xFFFF)); | |
692 | trace_output_32 (tmp); | |
693 | } | |
694 | ||
695 | /* add3 */ | |
696 | void | |
697 | OP_1000000 () | |
698 | { | |
699 | uint16 a = GPR (OP[1]); | |
700 | uint16 b = OP[2]; | |
701 | uint16 tmp = (a + b); | |
702 | trace_input ("add3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16); | |
703 | SET_PSW_C (tmp < a); | |
704 | SET_GPR (OP[0], tmp); | |
705 | trace_output_16 (tmp); | |
706 | } | |
707 | ||
708 | /* addac3 */ | |
709 | void | |
710 | OP_17000200 () | |
711 | { | |
712 | int64 tmp; | |
713 | tmp = SEXT40(ACC (OP[2])) + SEXT40 ((GPR (OP[1]) << 16) | GPR (OP[1] + 1)); | |
714 | ||
715 | trace_input ("addac3", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM); | |
716 | SET_GPR (OP[0] + 0, ((tmp >> 16) & 0xffff)); | |
717 | SET_GPR (OP[0] + 1, (tmp & 0xffff)); | |
718 | trace_output_32 (tmp); | |
719 | } | |
720 | ||
721 | /* addac3 */ | |
722 | void | |
723 | OP_17000202 () | |
724 | { | |
725 | int64 tmp; | |
726 | tmp = SEXT40(ACC (OP[1])) + SEXT40(ACC (OP[2])); | |
727 | ||
728 | trace_input ("addac3", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM); | |
729 | SET_GPR (OP[0] + 0, (tmp >> 16) & 0xffff); | |
730 | SET_GPR (OP[0] + 1, tmp & 0xffff); | |
731 | trace_output_32 (tmp); | |
732 | } | |
733 | ||
734 | /* addac3s */ | |
735 | void | |
736 | OP_17001200 () | |
737 | { | |
738 | int64 tmp; | |
739 | SET_PSW_F1 (PSW_F0); | |
740 | ||
741 | trace_input ("addac3s", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM); | |
742 | tmp = SEXT40 (ACC (OP[2])) + SEXT40 ((GPR (OP[1]) << 16) | GPR (OP[1] + 1)); | |
743 | if (tmp > SEXT40(MAX32)) | |
744 | { | |
745 | tmp = (MAX32); | |
746 | SET_PSW_F0 (1); | |
747 | } | |
748 | else if (tmp < SEXT40(MIN32)) | |
749 | { | |
750 | tmp = (MIN32); | |
751 | SET_PSW_F0 (1); | |
752 | } | |
753 | else | |
754 | { | |
755 | SET_PSW_F0 (0); | |
756 | } | |
757 | SET_GPR (OP[0] + 0, (tmp >> 16) & 0xffff); | |
758 | SET_GPR (OP[0] + 1, (tmp & 0xffff)); | |
759 | trace_output_32 (tmp); | |
760 | } | |
761 | ||
762 | /* addac3s */ | |
763 | void | |
764 | OP_17001202 () | |
765 | { | |
766 | int64 tmp; | |
767 | SET_PSW_F1 (PSW_F0); | |
768 | ||
769 | trace_input ("addac3s", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM); | |
770 | tmp = SEXT40(ACC (OP[1])) + SEXT40(ACC (OP[2])); | |
771 | if (tmp > SEXT40(MAX32)) | |
772 | { | |
773 | tmp = (MAX32); | |
774 | SET_PSW_F0 (1); | |
775 | } | |
776 | else if (tmp < SEXT40(MIN32)) | |
777 | { | |
778 | tmp = (MIN32); | |
779 | SET_PSW_F0 (1); | |
780 | } | |
781 | else | |
782 | { | |
783 | SET_PSW_F0 (0); | |
784 | } | |
785 | SET_GPR (OP[0] + 0, (tmp >> 16) & 0xffff); | |
786 | SET_GPR (OP[0] + 1, (tmp & 0xffff)); | |
787 | trace_output_32 (tmp); | |
788 | } | |
789 | ||
790 | /* addi */ | |
791 | void | |
792 | OP_201 () | |
793 | { | |
794 | uint16 a = GPR (OP[0]); | |
795 | uint16 b; | |
796 | uint16 tmp; | |
797 | if (OP[1] == 0) | |
798 | OP[1] = 16; | |
799 | b = OP[1]; | |
800 | tmp = (a + b); | |
801 | trace_input ("addi", OP_REG, OP_CONSTANT16, OP_VOID); | |
802 | SET_PSW_C (tmp < a); | |
803 | SET_GPR (OP[0], tmp); | |
804 | trace_output_16 (tmp); | |
805 | } | |
806 | ||
807 | /* and */ | |
808 | void | |
809 | OP_C00 () | |
810 | { | |
811 | uint16 tmp = GPR (OP[0]) & GPR (OP[1]); | |
812 | trace_input ("and", OP_REG, OP_REG, OP_VOID); | |
813 | SET_GPR (OP[0], tmp); | |
814 | trace_output_16 (tmp); | |
815 | } | |
816 | ||
817 | /* and3 */ | |
818 | void | |
819 | OP_6000000 () | |
820 | { | |
821 | uint16 tmp = GPR (OP[1]) & OP[2]; | |
822 | trace_input ("and3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16); | |
823 | SET_GPR (OP[0], tmp); | |
824 | trace_output_16 (tmp); | |
825 | } | |
826 | ||
827 | /* bclri */ | |
828 | void | |
829 | OP_C01 () | |
830 | { | |
831 | int16 tmp; | |
832 | trace_input ("bclri", OP_REG, OP_CONSTANT16, OP_VOID); | |
833 | tmp = (GPR (OP[0]) &~(0x8000 >> OP[1])); | |
834 | SET_GPR (OP[0], tmp); | |
835 | trace_output_16 (tmp); | |
836 | } | |
837 | ||
838 | /* bl.s */ | |
839 | void | |
840 | OP_4900 () | |
841 | { | |
842 | trace_input ("bl.s", OP_CONSTANT8, OP_R0, OP_R1); | |
843 | SET_GPR (13, PC + 1); | |
844 | JMP( PC + SEXT8 (OP[0])); | |
845 | trace_output_void (); | |
846 | } | |
847 | ||
848 | /* bl.l */ | |
849 | void | |
850 | OP_24800000 () | |
851 | { | |
852 | trace_input ("bl.l", OP_CONSTANT16, OP_R0, OP_R1); | |
853 | SET_GPR (13, (PC + 1)); | |
854 | JMP (PC + OP[0]); | |
855 | trace_output_void (); | |
856 | } | |
857 | ||
858 | /* bnoti */ | |
859 | void | |
860 | OP_A01 () | |
861 | { | |
862 | int16 tmp; | |
863 | trace_input ("bnoti", OP_REG, OP_CONSTANT16, OP_VOID); | |
864 | tmp = (GPR (OP[0]) ^ (0x8000 >> OP[1])); | |
865 | SET_GPR (OP[0], tmp); | |
866 | trace_output_16 (tmp); | |
867 | } | |
868 | ||
869 | /* bra.s */ | |
870 | void | |
871 | OP_4800 () | |
872 | { | |
873 | trace_input ("bra.s", OP_CONSTANT8, OP_VOID, OP_VOID); | |
874 | JMP (PC + SEXT8 (OP[0])); | |
875 | trace_output_void (); | |
876 | } | |
877 | ||
878 | /* bra.l */ | |
879 | void | |
880 | OP_24000000 () | |
881 | { | |
882 | trace_input ("bra.l", OP_CONSTANT16, OP_VOID, OP_VOID); | |
883 | JMP (PC + OP[0]); | |
884 | trace_output_void (); | |
885 | } | |
886 | ||
887 | /* brf0f.s */ | |
888 | void | |
889 | OP_4A00 () | |
890 | { | |
891 | trace_input ("brf0f.s", OP_CONSTANT8, OP_VOID, OP_VOID); | |
892 | if (!PSW_F0) | |
893 | JMP (PC + SEXT8 (OP[0])); | |
894 | trace_output_flag (); | |
895 | } | |
896 | ||
897 | /* brf0f.l */ | |
898 | void | |
899 | OP_25000000 () | |
900 | { | |
901 | trace_input ("brf0f.l", OP_CONSTANT16, OP_VOID, OP_VOID); | |
902 | if (!PSW_F0) | |
903 | JMP (PC + OP[0]); | |
904 | trace_output_flag (); | |
905 | } | |
906 | ||
907 | /* brf0t.s */ | |
908 | void | |
909 | OP_4B00 () | |
910 | { | |
911 | trace_input ("brf0t.s", OP_CONSTANT8, OP_VOID, OP_VOID); | |
912 | if (PSW_F0) | |
913 | JMP (PC + SEXT8 (OP[0])); | |
914 | trace_output_flag (); | |
915 | } | |
916 | ||
917 | /* brf0t.l */ | |
918 | void | |
919 | OP_25800000 () | |
920 | { | |
921 | trace_input ("brf0t.l", OP_CONSTANT16, OP_VOID, OP_VOID); | |
922 | if (PSW_F0) | |
923 | JMP (PC + OP[0]); | |
924 | trace_output_flag (); | |
925 | } | |
926 | ||
927 | /* bseti */ | |
928 | void | |
929 | OP_801 () | |
930 | { | |
931 | int16 tmp; | |
932 | trace_input ("bseti", OP_REG, OP_CONSTANT16, OP_VOID); | |
933 | tmp = (GPR (OP[0]) | (0x8000 >> OP[1])); | |
934 | SET_GPR (OP[0], tmp); | |
935 | trace_output_16 (tmp); | |
936 | } | |
937 | ||
938 | /* btsti */ | |
939 | void | |
940 | OP_E01 () | |
941 | { | |
942 | trace_input ("btsti", OP_REG, OP_CONSTANT16, OP_VOID); | |
943 | SET_PSW_F1 (PSW_F0); | |
944 | SET_PSW_F0 ((GPR (OP[0]) & (0x8000 >> OP[1])) ? 1 : 0); | |
945 | trace_output_flag (); | |
946 | } | |
947 | ||
948 | /* clrac */ | |
949 | void | |
950 | OP_5601 () | |
951 | { | |
952 | trace_input ("clrac", OP_ACCUM_OUTPUT, OP_VOID, OP_VOID); | |
953 | SET_ACC (OP[0], 0); | |
954 | trace_output_40 (0); | |
955 | } | |
956 | ||
957 | /* cmp */ | |
958 | void | |
959 | OP_600 () | |
960 | { | |
961 | trace_input ("cmp", OP_REG, OP_REG, OP_VOID); | |
962 | SET_PSW_F1 (PSW_F0); | |
963 | SET_PSW_F0 (((int16)(GPR (OP[0])) < (int16)(GPR (OP[1]))) ? 1 : 0); | |
964 | trace_output_flag (); | |
965 | } | |
966 | ||
967 | /* cmp */ | |
968 | void | |
969 | OP_1603 () | |
970 | { | |
971 | trace_input ("cmp", OP_ACCUM, OP_ACCUM, OP_VOID); | |
972 | SET_PSW_F1 (PSW_F0); | |
973 | SET_PSW_F0 ((SEXT40(ACC (OP[0])) < SEXT40(ACC (OP[1]))) ? 1 : 0); | |
974 | trace_output_flag (); | |
975 | } | |
976 | ||
977 | /* cmpeq */ | |
978 | void | |
979 | OP_400 () | |
980 | { | |
981 | trace_input ("cmpeq", OP_REG, OP_REG, OP_VOID); | |
982 | SET_PSW_F1 (PSW_F0); | |
983 | SET_PSW_F0 ((GPR (OP[0]) == GPR (OP[1])) ? 1 : 0); | |
984 | trace_output_flag (); | |
985 | } | |
986 | ||
987 | /* cmpeq */ | |
988 | void | |
989 | OP_1403 () | |
990 | { | |
991 | trace_input ("cmpeq", OP_ACCUM, OP_ACCUM, OP_VOID); | |
992 | SET_PSW_F1 (PSW_F0); | |
993 | SET_PSW_F0 (((ACC (OP[0]) & MASK40) == (ACC (OP[1]) & MASK40)) ? 1 : 0); | |
994 | trace_output_flag (); | |
995 | } | |
996 | ||
997 | /* cmpeqi.s */ | |
998 | void | |
999 | OP_401 () | |
1000 | { | |
1001 | trace_input ("cmpeqi.s", OP_REG, OP_CONSTANT4, OP_VOID); | |
1002 | SET_PSW_F1 (PSW_F0); | |
1003 | SET_PSW_F0 ((GPR (OP[0]) == (reg_t) SEXT4 (OP[1])) ? 1 : 0); | |
1004 | trace_output_flag (); | |
1005 | } | |
1006 | ||
1007 | /* cmpeqi.l */ | |
1008 | void | |
1009 | OP_2000000 () | |
1010 | { | |
1011 | trace_input ("cmpeqi.l", OP_REG, OP_CONSTANT16, OP_VOID); | |
1012 | SET_PSW_F1 (PSW_F0); | |
1013 | SET_PSW_F0 ((GPR (OP[0]) == (reg_t)OP[1]) ? 1 : 0); | |
1014 | trace_output_flag (); | |
1015 | } | |
1016 | ||
1017 | /* cmpi.s */ | |
1018 | void | |
1019 | OP_601 () | |
1020 | { | |
1021 | trace_input ("cmpi.s", OP_REG, OP_CONSTANT4, OP_VOID); | |
1022 | SET_PSW_F1 (PSW_F0); | |
1023 | SET_PSW_F0 (((int16)(GPR (OP[0])) < (int16)SEXT4(OP[1])) ? 1 : 0); | |
1024 | trace_output_flag (); | |
1025 | } | |
1026 | ||
1027 | /* cmpi.l */ | |
1028 | void | |
1029 | OP_3000000 () | |
1030 | { | |
1031 | trace_input ("cmpi.l", OP_REG, OP_CONSTANT16, OP_VOID); | |
1032 | SET_PSW_F1 (PSW_F0); | |
1033 | SET_PSW_F0 (((int16)(GPR (OP[0])) < (int16)(OP[1])) ? 1 : 0); | |
1034 | trace_output_flag (); | |
1035 | } | |
1036 | ||
1037 | /* cmpu */ | |
1038 | void | |
1039 | OP_4600 () | |
1040 | { | |
1041 | trace_input ("cmpu", OP_REG, OP_REG, OP_VOID); | |
1042 | SET_PSW_F1 (PSW_F0); | |
1043 | SET_PSW_F0 ((GPR (OP[0]) < GPR (OP[1])) ? 1 : 0); | |
1044 | trace_output_flag (); | |
1045 | } | |
1046 | ||
1047 | /* cmpui */ | |
1048 | void | |
1049 | OP_23000000 () | |
1050 | { | |
1051 | trace_input ("cmpui", OP_REG, OP_CONSTANT16, OP_VOID); | |
1052 | SET_PSW_F1 (PSW_F0); | |
1053 | SET_PSW_F0 ((GPR (OP[0]) < (reg_t)OP[1]) ? 1 : 0); | |
1054 | trace_output_flag (); | |
1055 | } | |
1056 | ||
1057 | /* cpfg */ | |
1058 | void | |
1059 | OP_4E09 () | |
1060 | { | |
1061 | uint8 val; | |
1062 | ||
1063 | trace_input ("cpfg", OP_FLAG_OUTPUT, OP_FLAG, OP_VOID); | |
1064 | ||
1065 | if (OP[1] == 0) | |
1066 | val = PSW_F0; | |
1067 | else if (OP[1] == 1) | |
1068 | val = PSW_F1; | |
1069 | else | |
1070 | val = PSW_C; | |
1071 | if (OP[0] == 0) | |
1072 | SET_PSW_F0 (val); | |
1073 | else | |
1074 | SET_PSW_F1 (val); | |
1075 | ||
1076 | trace_output_flag (); | |
1077 | } | |
1078 | ||
1079 | /* dbt */ | |
1080 | void | |
1081 | OP_5F20 () | |
1082 | { | |
1083 | /* d10v_callback->printf_filtered(d10v_callback, "***** DBT ***** PC=%x\n",PC); */ | |
1084 | ||
1085 | /* GDB uses the instruction pair ``dbt || nop'' as a break-point. | |
1086 | The conditional below is for either of the instruction pairs | |
1087 | ``dbt -> XXX'' or ``dbt <- XXX'' and treats them as as cases | |
1088 | where the dbt instruction should be interpreted. | |
1089 | ||
1090 | The module `sim-break' provides a more effective mechanism for | |
1091 | detecting GDB planted breakpoints. The code below may, | |
1092 | eventually, be changed to use that mechanism. */ | |
1093 | ||
1094 | if (State.ins_type == INS_LEFT | |
1095 | || State.ins_type == INS_RIGHT) | |
1096 | { | |
1097 | trace_input ("dbt", OP_VOID, OP_VOID, OP_VOID); | |
1098 | SET_DPC (PC + 1); | |
1099 | SET_DPSW (PSW); | |
1100 | SET_PSW (PSW_DM_BIT | (PSW & (PSW_F0_BIT | PSW_F1_BIT | PSW_C_BIT))); | |
1101 | JMP (DBT_VECTOR_START); | |
1102 | trace_output_void (); | |
1103 | } | |
1104 | else | |
1105 | { | |
1106 | State.exception = SIGTRAP; | |
1107 | } | |
1108 | } | |
1109 | ||
1110 | /* divs */ | |
1111 | void | |
1112 | OP_14002800 () | |
1113 | { | |
1114 | uint16 foo, tmp, tmpf; | |
1115 | uint16 hi; | |
1116 | uint16 lo; | |
1117 | ||
1118 | trace_input ("divs", OP_DREG, OP_REG, OP_VOID); | |
1119 | foo = (GPR (OP[0]) << 1) | (GPR (OP[0] + 1) >> 15); | |
1120 | tmp = (int16)foo - (int16)(GPR (OP[1])); | |
1121 | tmpf = (foo >= GPR (OP[1])) ? 1 : 0; | |
1122 | hi = ((tmpf == 1) ? tmp : foo); | |
1123 | lo = ((GPR (OP[0] + 1) << 1) | tmpf); | |
1124 | SET_GPR (OP[0] + 0, hi); | |
1125 | SET_GPR (OP[0] + 1, lo); | |
1126 | trace_output_32 (((uint32) hi << 16) | lo); | |
1127 | } | |
1128 | ||
1129 | /* exef0f */ | |
1130 | void | |
1131 | OP_4E04 () | |
1132 | { | |
1133 | trace_input ("exef0f", OP_VOID, OP_VOID, OP_VOID); | |
1134 | State.exe = (PSW_F0 == 0); | |
1135 | trace_output_flag (); | |
1136 | } | |
1137 | ||
1138 | /* exef0t */ | |
1139 | void | |
1140 | OP_4E24 () | |
1141 | { | |
1142 | trace_input ("exef0t", OP_VOID, OP_VOID, OP_VOID); | |
1143 | State.exe = (PSW_F0 != 0); | |
1144 | trace_output_flag (); | |
1145 | } | |
1146 | ||
1147 | /* exef1f */ | |
1148 | void | |
1149 | OP_4E40 () | |
1150 | { | |
1151 | trace_input ("exef1f", OP_VOID, OP_VOID, OP_VOID); | |
1152 | State.exe = (PSW_F1 == 0); | |
1153 | trace_output_flag (); | |
1154 | } | |
1155 | ||
1156 | /* exef1t */ | |
1157 | void | |
1158 | OP_4E42 () | |
1159 | { | |
1160 | trace_input ("exef1t", OP_VOID, OP_VOID, OP_VOID); | |
1161 | State.exe = (PSW_F1 != 0); | |
1162 | trace_output_flag (); | |
1163 | } | |
1164 | ||
1165 | /* exefaf */ | |
1166 | void | |
1167 | OP_4E00 () | |
1168 | { | |
1169 | trace_input ("exefaf", OP_VOID, OP_VOID, OP_VOID); | |
1170 | State.exe = (PSW_F0 == 0) & (PSW_F1 == 0); | |
1171 | trace_output_flag (); | |
1172 | } | |
1173 | ||
1174 | /* exefat */ | |
1175 | void | |
1176 | OP_4E02 () | |
1177 | { | |
1178 | trace_input ("exefat", OP_VOID, OP_VOID, OP_VOID); | |
1179 | State.exe = (PSW_F0 == 0) & (PSW_F1 != 0); | |
1180 | trace_output_flag (); | |
1181 | } | |
1182 | ||
1183 | /* exetaf */ | |
1184 | void | |
1185 | OP_4E20 () | |
1186 | { | |
1187 | trace_input ("exetaf", OP_VOID, OP_VOID, OP_VOID); | |
1188 | State.exe = (PSW_F0 != 0) & (PSW_F1 == 0); | |
1189 | trace_output_flag (); | |
1190 | } | |
1191 | ||
1192 | /* exetat */ | |
1193 | void | |
1194 | OP_4E22 () | |
1195 | { | |
1196 | trace_input ("exetat", OP_VOID, OP_VOID, OP_VOID); | |
1197 | State.exe = (PSW_F0 != 0) & (PSW_F1 != 0); | |
1198 | trace_output_flag (); | |
1199 | } | |
1200 | ||
1201 | /* exp */ | |
1202 | void | |
1203 | OP_15002A00 () | |
1204 | { | |
1205 | uint32 tmp, foo; | |
1206 | int i; | |
1207 | ||
1208 | trace_input ("exp", OP_REG_OUTPUT, OP_DREG, OP_VOID); | |
1209 | if (((int16)GPR (OP[1])) >= 0) | |
1210 | tmp = (GPR (OP[1]) << 16) | GPR (OP[1] + 1); | |
1211 | else | |
1212 | tmp = ~((GPR (OP[1]) << 16) | GPR (OP[1] + 1)); | |
1213 | ||
1214 | foo = 0x40000000; | |
1215 | for (i=1;i<17;i++) | |
1216 | { | |
1217 | if (tmp & foo) | |
1218 | { | |
1219 | SET_GPR (OP[0], (i - 1)); | |
1220 | trace_output_16 (i - 1); | |
1221 | return; | |
1222 | } | |
1223 | foo >>= 1; | |
1224 | } | |
1225 | SET_GPR (OP[0], 16); | |
1226 | trace_output_16 (16); | |
1227 | } | |
1228 | ||
1229 | /* exp */ | |
1230 | void | |
1231 | OP_15002A02 () | |
1232 | { | |
1233 | int64 tmp, foo; | |
1234 | int i; | |
1235 | ||
1236 | trace_input ("exp", OP_REG_OUTPUT, OP_ACCUM, OP_VOID); | |
1237 | tmp = SEXT40(ACC (OP[1])); | |
1238 | if (tmp < 0) | |
1239 | tmp = ~tmp & MASK40; | |
1240 | ||
1241 | foo = 0x4000000000LL; | |
1242 | for (i=1;i<25;i++) | |
1243 | { | |
1244 | if (tmp & foo) | |
1245 | { | |
1246 | SET_GPR (OP[0], i - 9); | |
1247 | trace_output_16 (i - 9); | |
1248 | return; | |
1249 | } | |
1250 | foo >>= 1; | |
1251 | } | |
1252 | SET_GPR (OP[0], 16); | |
1253 | trace_output_16 (16); | |
1254 | } | |
1255 | ||
1256 | /* jl */ | |
1257 | void | |
1258 | OP_4D00 () | |
1259 | { | |
1260 | trace_input ("jl", OP_REG, OP_R0, OP_R1); | |
1261 | SET_GPR (13, PC + 1); | |
1262 | JMP (GPR (OP[0])); | |
1263 | trace_output_void (); | |
1264 | } | |
1265 | ||
1266 | /* jmp */ | |
1267 | void | |
1268 | OP_4C00 () | |
1269 | { | |
1270 | trace_input ("jmp", OP_REG, | |
1271 | (OP[0] == 13) ? OP_R0 : OP_VOID, | |
1272 | (OP[0] == 13) ? OP_R1 : OP_VOID); | |
1273 | ||
1274 | JMP (GPR (OP[0])); | |
1275 | trace_output_void (); | |
1276 | } | |
1277 | ||
1278 | /* ld */ | |
1279 | void | |
1280 | OP_30000000 () | |
1281 | { | |
1282 | uint16 tmp; | |
1283 | trace_input ("ld", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID); | |
1284 | tmp = RW (OP[1] + GPR (OP[2])); | |
1285 | SET_GPR (OP[0], tmp); | |
1286 | trace_output_16 (tmp); | |
1287 | } | |
1288 | ||
1289 | /* ld */ | |
1290 | void | |
1291 | OP_6401 () | |
1292 | { | |
1293 | uint16 tmp; | |
1294 | trace_input ("ld", OP_REG_OUTPUT, OP_POSTDEC, OP_VOID); | |
1295 | tmp = RW (GPR (OP[1])); | |
1296 | SET_GPR (OP[0], tmp); | |
1297 | if (OP[0] != OP[1]) | |
1298 | INC_ADDR (OP[1], -2); | |
1299 | trace_output_16 (tmp); | |
1300 | } | |
1301 | ||
1302 | /* ld */ | |
1303 | void | |
1304 | OP_6001 () | |
1305 | { | |
1306 | uint16 tmp; | |
1307 | trace_input ("ld", OP_REG_OUTPUT, OP_POSTINC, OP_VOID); | |
1308 | tmp = RW (GPR (OP[1])); | |
1309 | SET_GPR (OP[0], tmp); | |
1310 | if (OP[0] != OP[1]) | |
1311 | INC_ADDR (OP[1], 2); | |
1312 | trace_output_16 (tmp); | |
1313 | } | |
1314 | ||
1315 | /* ld */ | |
1316 | void | |
1317 | OP_6000 () | |
1318 | { | |
1319 | uint16 tmp; | |
1320 | trace_input ("ld", OP_REG_OUTPUT, OP_MEMREF, OP_VOID); | |
1321 | tmp = RW (GPR (OP[1])); | |
1322 | SET_GPR (OP[0], tmp); | |
1323 | trace_output_16 (tmp); | |
1324 | } | |
1325 | ||
cff3e48b JM |
1326 | /* ld */ |
1327 | void | |
1328 | OP_32010000 () | |
1329 | { | |
1330 | uint16 tmp; | |
1331 | ||
1332 | trace_input ("ld", OP_REG_OUTPUT, OP_MEMREF3, OP_VOID); | |
1333 | tmp = RW (OP[1]); | |
1334 | SET_GPR (OP[0], tmp); | |
1335 | trace_output_16 (tmp); | |
1336 | } | |
1337 | ||
c906108c SS |
1338 | /* ld2w */ |
1339 | void | |
1340 | OP_31000000 () | |
1341 | { | |
1342 | int32 tmp; | |
1343 | uint16 addr = GPR (OP[2]); | |
1344 | trace_input ("ld2w", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID); | |
1345 | tmp = RLW (OP[1] + addr); | |
1346 | SET_GPR32 (OP[0], tmp); | |
1347 | trace_output_32 (tmp); | |
1348 | } | |
1349 | ||
1350 | /* ld2w */ | |
1351 | void | |
1352 | OP_6601 () | |
1353 | { | |
1354 | uint16 addr = GPR (OP[1]); | |
1355 | int32 tmp; | |
1356 | trace_input ("ld2w", OP_REG_OUTPUT, OP_POSTDEC, OP_VOID); | |
1357 | tmp = RLW (addr); | |
1358 | SET_GPR32 (OP[0], tmp); | |
d4f3574e | 1359 | if (OP[0] != OP[1] && ((OP[0] + 1) != OP[1])) |
7a292a7a | 1360 | INC_ADDR (OP[1], -4); |
c906108c SS |
1361 | trace_output_32 (tmp); |
1362 | } | |
1363 | ||
1364 | /* ld2w */ | |
1365 | void | |
1366 | OP_6201 () | |
1367 | { | |
1368 | int32 tmp; | |
1369 | uint16 addr = GPR (OP[1]); | |
1370 | trace_input ("ld2w", OP_REG_OUTPUT, OP_POSTINC, OP_VOID); | |
1371 | tmp = RLW (addr); | |
1372 | SET_GPR32 (OP[0], tmp); | |
d4f3574e | 1373 | if (OP[0] != OP[1] && ((OP[0] + 1) != OP[1])) |
7a292a7a | 1374 | INC_ADDR (OP[1], 4); |
c906108c SS |
1375 | trace_output_32 (tmp); |
1376 | } | |
1377 | ||
1378 | /* ld2w */ | |
1379 | void | |
1380 | OP_6200 () | |
1381 | { | |
1382 | uint16 addr = GPR (OP[1]); | |
1383 | int32 tmp; | |
1384 | trace_input ("ld2w", OP_REG_OUTPUT, OP_MEMREF, OP_VOID); | |
1385 | tmp = RLW (addr + 0); | |
1386 | SET_GPR32 (OP[0], tmp); | |
1387 | trace_output_32 (tmp); | |
1388 | } | |
1389 | ||
cff3e48b JM |
1390 | /* ld2w */ |
1391 | void | |
1392 | OP_33010000 () | |
1393 | { | |
1394 | int32 tmp; | |
1395 | ||
1396 | trace_input ("ld2w", OP_REG_OUTPUT, OP_MEMREF3, OP_VOID); | |
1397 | tmp = RLW (OP[1]); | |
1398 | SET_GPR32 (OP[0], tmp); | |
1399 | trace_output_32 (tmp); | |
1400 | } | |
1401 | ||
c906108c SS |
1402 | /* ldb */ |
1403 | void | |
1404 | OP_38000000 () | |
1405 | { | |
1406 | int16 tmp; | |
1407 | trace_input ("ldb", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID); | |
1408 | tmp = SEXT8 (RB (OP[1] + GPR (OP[2]))); | |
1409 | SET_GPR (OP[0], tmp); | |
1410 | trace_output_16 (tmp); | |
1411 | } | |
1412 | ||
1413 | /* ldb */ | |
1414 | void | |
1415 | OP_7000 () | |
1416 | { | |
1417 | int16 tmp; | |
1418 | trace_input ("ldb", OP_REG_OUTPUT, OP_MEMREF, OP_VOID); | |
1419 | tmp = SEXT8 (RB (GPR (OP[1]))); | |
1420 | SET_GPR (OP[0], tmp); | |
1421 | trace_output_16 (tmp); | |
1422 | } | |
1423 | ||
1424 | /* ldi.s */ | |
1425 | void | |
1426 | OP_4001 () | |
1427 | { | |
1428 | int16 tmp; | |
1429 | trace_input ("ldi.s", OP_REG_OUTPUT, OP_CONSTANT4, OP_VOID); | |
1430 | tmp = SEXT4 (OP[1]); | |
1431 | SET_GPR (OP[0], tmp); | |
1432 | trace_output_16 (tmp); | |
1433 | } | |
1434 | ||
1435 | /* ldi.l */ | |
1436 | void | |
1437 | OP_20000000 () | |
1438 | { | |
1439 | int16 tmp; | |
1440 | trace_input ("ldi.l", OP_REG_OUTPUT, OP_CONSTANT16, OP_VOID); | |
1441 | tmp = OP[1]; | |
1442 | SET_GPR (OP[0], tmp); | |
1443 | trace_output_16 (tmp); | |
1444 | } | |
1445 | ||
1446 | /* ldub */ | |
1447 | void | |
1448 | OP_39000000 () | |
1449 | { | |
1450 | int16 tmp; | |
1451 | trace_input ("ldub", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID); | |
1452 | tmp = RB (OP[1] + GPR (OP[2])); | |
1453 | SET_GPR (OP[0], tmp); | |
1454 | trace_output_16 (tmp); | |
1455 | } | |
1456 | ||
1457 | /* ldub */ | |
1458 | void | |
1459 | OP_7200 () | |
1460 | { | |
1461 | int16 tmp; | |
1462 | trace_input ("ldub", OP_REG_OUTPUT, OP_MEMREF, OP_VOID); | |
1463 | tmp = RB (GPR (OP[1])); | |
1464 | SET_GPR (OP[0], tmp); | |
1465 | trace_output_16 (tmp); | |
1466 | } | |
1467 | ||
1468 | /* mac */ | |
1469 | void | |
1470 | OP_2A00 () | |
1471 | { | |
1472 | int64 tmp; | |
1473 | ||
1474 | trace_input ("mac", OP_ACCUM, OP_REG, OP_REG); | |
1475 | tmp = SEXT40 ((int16)(GPR (OP[1])) * (int16)(GPR (OP[2]))); | |
1476 | ||
1477 | if (PSW_FX) | |
1478 | tmp = SEXT40( (tmp << 1) & MASK40); | |
1479 | ||
1480 | if (PSW_ST && tmp > SEXT40(MAX32)) | |
1481 | tmp = (MAX32); | |
1482 | ||
1483 | tmp += SEXT40 (ACC (OP[0])); | |
1484 | if (PSW_ST) | |
1485 | { | |
1486 | if (tmp > SEXT40(MAX32)) | |
1487 | tmp = (MAX32); | |
1488 | else if (tmp < SEXT40(MIN32)) | |
1489 | tmp = (MIN32); | |
1490 | else | |
1491 | tmp = (tmp & MASK40); | |
1492 | } | |
1493 | else | |
1494 | tmp = (tmp & MASK40); | |
1495 | SET_ACC (OP[0], tmp); | |
1496 | trace_output_40 (tmp); | |
1497 | } | |
1498 | ||
1499 | /* macsu */ | |
1500 | void | |
1501 | OP_1A00 () | |
1502 | { | |
1503 | int64 tmp; | |
1504 | ||
1505 | trace_input ("macsu", OP_ACCUM, OP_REG, OP_REG); | |
1506 | tmp = SEXT40 ((int16) GPR (OP[1]) * GPR (OP[2])); | |
1507 | if (PSW_FX) | |
1508 | tmp = SEXT40 ((tmp << 1) & MASK40); | |
1509 | tmp = ((SEXT40 (ACC (OP[0])) + tmp) & MASK40); | |
1510 | SET_ACC (OP[0], tmp); | |
1511 | trace_output_40 (tmp); | |
1512 | } | |
1513 | ||
1514 | /* macu */ | |
1515 | void | |
1516 | OP_3A00 () | |
1517 | { | |
1518 | uint64 tmp; | |
1519 | uint32 src1; | |
1520 | uint32 src2; | |
1521 | ||
1522 | trace_input ("macu", OP_ACCUM, OP_REG, OP_REG); | |
1523 | src1 = (uint16) GPR (OP[1]); | |
1524 | src2 = (uint16) GPR (OP[2]); | |
1525 | tmp = src1 * src2; | |
1526 | if (PSW_FX) | |
1527 | tmp = (tmp << 1); | |
1528 | tmp = ((ACC (OP[0]) + tmp) & MASK40); | |
1529 | SET_ACC (OP[0], tmp); | |
1530 | trace_output_40 (tmp); | |
1531 | } | |
1532 | ||
1533 | /* max */ | |
1534 | void | |
1535 | OP_2600 () | |
1536 | { | |
1537 | int16 tmp; | |
1538 | trace_input ("max", OP_REG, OP_REG, OP_VOID); | |
1539 | SET_PSW_F1 (PSW_F0); | |
1540 | if ((int16) GPR (OP[1]) > (int16)GPR (OP[0])) | |
1541 | { | |
1542 | tmp = GPR (OP[1]); | |
1543 | SET_PSW_F0 (1); | |
1544 | } | |
1545 | else | |
1546 | { | |
1547 | tmp = GPR (OP[0]); | |
1548 | SET_PSW_F0 (0); | |
1549 | } | |
1550 | SET_GPR (OP[0], tmp); | |
1551 | trace_output_16 (tmp); | |
1552 | } | |
1553 | ||
1554 | /* max */ | |
1555 | void | |
1556 | OP_3600 () | |
1557 | { | |
1558 | int64 tmp; | |
1559 | ||
1560 | trace_input ("max", OP_ACCUM, OP_DREG, OP_VOID); | |
1561 | SET_PSW_F1 (PSW_F0); | |
1562 | tmp = SEXT16 (GPR (OP[1])) << 16 | GPR (OP[1] + 1); | |
1563 | if (tmp > SEXT40 (ACC (OP[0]))) | |
1564 | { | |
1565 | tmp = (tmp & MASK40); | |
1566 | SET_PSW_F0 (1); | |
1567 | } | |
1568 | else | |
1569 | { | |
1570 | tmp = ACC (OP[0]); | |
1571 | SET_PSW_F0 (0); | |
1572 | } | |
1573 | SET_ACC (OP[0], tmp); | |
1574 | trace_output_40 (tmp); | |
1575 | } | |
1576 | ||
1577 | /* max */ | |
1578 | void | |
1579 | OP_3602 () | |
1580 | { | |
1581 | int64 tmp; | |
1582 | trace_input ("max", OP_ACCUM, OP_ACCUM, OP_VOID); | |
1583 | SET_PSW_F1 (PSW_F0); | |
1584 | if (SEXT40 (ACC (OP[1])) > SEXT40 (ACC (OP[0]))) | |
1585 | { | |
1586 | tmp = ACC (OP[1]); | |
1587 | SET_PSW_F0 (1); | |
1588 | } | |
1589 | else | |
1590 | { | |
1591 | tmp = ACC (OP[0]); | |
1592 | SET_PSW_F0 (0); | |
1593 | } | |
1594 | SET_ACC (OP[0], tmp); | |
1595 | trace_output_40 (tmp); | |
1596 | } | |
1597 | ||
1598 | ||
1599 | /* min */ | |
1600 | void | |
1601 | OP_2601 () | |
1602 | { | |
1603 | int16 tmp; | |
1604 | trace_input ("min", OP_REG, OP_REG, OP_VOID); | |
1605 | SET_PSW_F1 (PSW_F0); | |
1606 | if ((int16)GPR (OP[1]) < (int16)GPR (OP[0])) | |
1607 | { | |
1608 | tmp = GPR (OP[1]); | |
1609 | SET_PSW_F0 (1); | |
1610 | } | |
1611 | else | |
1612 | { | |
1613 | tmp = GPR (OP[0]); | |
1614 | SET_PSW_F0 (0); | |
1615 | } | |
1616 | SET_GPR (OP[0], tmp); | |
1617 | trace_output_16 (tmp); | |
1618 | } | |
1619 | ||
1620 | /* min */ | |
1621 | void | |
1622 | OP_3601 () | |
1623 | { | |
1624 | int64 tmp; | |
1625 | ||
1626 | trace_input ("min", OP_ACCUM, OP_DREG, OP_VOID); | |
1627 | SET_PSW_F1 (PSW_F0); | |
1628 | tmp = SEXT16 (GPR (OP[1])) << 16 | GPR (OP[1] + 1); | |
1629 | if (tmp < SEXT40(ACC (OP[0]))) | |
1630 | { | |
1631 | tmp = (tmp & MASK40); | |
1632 | SET_PSW_F0 (1); | |
1633 | } | |
1634 | else | |
1635 | { | |
1636 | tmp = ACC (OP[0]); | |
1637 | SET_PSW_F0 (0); | |
1638 | } | |
1639 | SET_ACC (OP[0], tmp); | |
1640 | trace_output_40 (tmp); | |
1641 | } | |
1642 | ||
1643 | /* min */ | |
1644 | void | |
1645 | OP_3603 () | |
1646 | { | |
1647 | int64 tmp; | |
1648 | trace_input ("min", OP_ACCUM, OP_ACCUM, OP_VOID); | |
1649 | SET_PSW_F1 (PSW_F0); | |
1650 | if (SEXT40(ACC (OP[1])) < SEXT40(ACC (OP[0]))) | |
1651 | { | |
1652 | tmp = ACC (OP[1]); | |
1653 | SET_PSW_F0 (1); | |
1654 | } | |
1655 | else | |
1656 | { | |
1657 | tmp = ACC (OP[0]); | |
1658 | SET_PSW_F0 (0); | |
1659 | } | |
1660 | SET_ACC (OP[0], tmp); | |
1661 | trace_output_40 (tmp); | |
1662 | } | |
1663 | ||
1664 | /* msb */ | |
1665 | void | |
1666 | OP_2800 () | |
1667 | { | |
1668 | int64 tmp; | |
1669 | ||
1670 | trace_input ("msb", OP_ACCUM, OP_REG, OP_REG); | |
1671 | tmp = SEXT40 ((int16)(GPR (OP[1])) * (int16)(GPR (OP[2]))); | |
1672 | ||
1673 | if (PSW_FX) | |
1674 | tmp = SEXT40 ((tmp << 1) & MASK40); | |
1675 | ||
1676 | if (PSW_ST && tmp > SEXT40(MAX32)) | |
1677 | tmp = (MAX32); | |
1678 | ||
1679 | tmp = SEXT40(ACC (OP[0])) - tmp; | |
1680 | if (PSW_ST) | |
1681 | { | |
1682 | if (tmp > SEXT40(MAX32)) | |
1683 | tmp = (MAX32); | |
1684 | else if (tmp < SEXT40(MIN32)) | |
1685 | tmp = (MIN32); | |
1686 | else | |
1687 | tmp = (tmp & MASK40); | |
1688 | } | |
1689 | else | |
1690 | { | |
1691 | tmp = (tmp & MASK40); | |
1692 | } | |
1693 | SET_ACC (OP[0], tmp); | |
1694 | trace_output_40 (tmp); | |
1695 | } | |
1696 | ||
1697 | /* msbsu */ | |
1698 | void | |
1699 | OP_1800 () | |
1700 | { | |
1701 | int64 tmp; | |
1702 | ||
1703 | trace_input ("msbsu", OP_ACCUM, OP_REG, OP_REG); | |
1704 | tmp = SEXT40 ((int16)GPR (OP[1]) * GPR (OP[2])); | |
1705 | if (PSW_FX) | |
1706 | tmp = SEXT40( (tmp << 1) & MASK40); | |
1707 | tmp = ((SEXT40 (ACC (OP[0])) - tmp) & MASK40); | |
1708 | SET_ACC (OP[0], tmp); | |
1709 | trace_output_40 (tmp); | |
1710 | } | |
1711 | ||
1712 | /* msbu */ | |
1713 | void | |
1714 | OP_3800 () | |
1715 | { | |
1716 | uint64 tmp; | |
1717 | uint32 src1; | |
1718 | uint32 src2; | |
1719 | ||
1720 | trace_input ("msbu", OP_ACCUM, OP_REG, OP_REG); | |
1721 | src1 = (uint16) GPR (OP[1]); | |
1722 | src2 = (uint16) GPR (OP[2]); | |
1723 | tmp = src1 * src2; | |
1724 | if (PSW_FX) | |
1725 | tmp = (tmp << 1); | |
1726 | tmp = ((ACC (OP[0]) - tmp) & MASK40); | |
1727 | SET_ACC (OP[0], tmp); | |
1728 | trace_output_40 (tmp); | |
1729 | } | |
1730 | ||
1731 | /* mul */ | |
1732 | void | |
1733 | OP_2E00 () | |
1734 | { | |
1735 | int16 tmp; | |
1736 | trace_input ("mul", OP_REG, OP_REG, OP_VOID); | |
1737 | tmp = GPR (OP[0]) * GPR (OP[1]); | |
1738 | SET_GPR (OP[0], tmp); | |
1739 | trace_output_16 (tmp); | |
1740 | } | |
1741 | ||
1742 | /* mulx */ | |
1743 | void | |
1744 | OP_2C00 () | |
1745 | { | |
1746 | int64 tmp; | |
1747 | ||
1748 | trace_input ("mulx", OP_ACCUM_OUTPUT, OP_REG, OP_REG); | |
1749 | tmp = SEXT40 ((int16)(GPR (OP[1])) * (int16)(GPR (OP[2]))); | |
1750 | ||
1751 | if (PSW_FX) | |
1752 | tmp = SEXT40 ((tmp << 1) & MASK40); | |
1753 | ||
1754 | if (PSW_ST && tmp > SEXT40(MAX32)) | |
1755 | tmp = (MAX32); | |
1756 | else | |
1757 | tmp = (tmp & MASK40); | |
1758 | SET_ACC (OP[0], tmp); | |
1759 | trace_output_40 (tmp); | |
1760 | } | |
1761 | ||
1762 | /* mulxsu */ | |
1763 | void | |
1764 | OP_1C00 () | |
1765 | { | |
1766 | int64 tmp; | |
1767 | ||
1768 | trace_input ("mulxsu", OP_ACCUM_OUTPUT, OP_REG, OP_REG); | |
1769 | tmp = SEXT40 ((int16)(GPR (OP[1])) * GPR (OP[2])); | |
1770 | ||
1771 | if (PSW_FX) | |
1772 | tmp <<= 1; | |
1773 | tmp = (tmp & MASK40); | |
1774 | SET_ACC (OP[0], tmp); | |
1775 | trace_output_40 (tmp); | |
1776 | } | |
1777 | ||
1778 | /* mulxu */ | |
1779 | void | |
1780 | OP_3C00 () | |
1781 | { | |
1782 | uint64 tmp; | |
1783 | uint32 src1; | |
1784 | uint32 src2; | |
1785 | ||
1786 | trace_input ("mulxu", OP_ACCUM_OUTPUT, OP_REG, OP_REG); | |
1787 | src1 = (uint16) GPR (OP[1]); | |
1788 | src2 = (uint16) GPR (OP[2]); | |
1789 | tmp = src1 * src2; | |
1790 | if (PSW_FX) | |
1791 | tmp <<= 1; | |
1792 | tmp = (tmp & MASK40); | |
1793 | SET_ACC (OP[0], tmp); | |
1794 | trace_output_40 (tmp); | |
1795 | } | |
1796 | ||
1797 | /* mv */ | |
1798 | void | |
1799 | OP_4000 () | |
1800 | { | |
1801 | int16 tmp; | |
1802 | trace_input ("mv", OP_REG_OUTPUT, OP_REG, OP_VOID); | |
1803 | tmp = GPR (OP[1]); | |
1804 | SET_GPR (OP[0], tmp); | |
1805 | trace_output_16 (tmp); | |
1806 | } | |
1807 | ||
1808 | /* mv2w */ | |
1809 | void | |
1810 | OP_5000 () | |
1811 | { | |
1812 | int32 tmp; | |
1813 | trace_input ("mv2w", OP_DREG_OUTPUT, OP_DREG, OP_VOID); | |
1814 | tmp = GPR32 (OP[1]); | |
1815 | SET_GPR32 (OP[0], tmp); | |
1816 | trace_output_32 (tmp); | |
1817 | } | |
1818 | ||
1819 | /* mv2wfac */ | |
1820 | void | |
1821 | OP_3E00 () | |
1822 | { | |
1823 | int32 tmp; | |
1824 | trace_input ("mv2wfac", OP_DREG_OUTPUT, OP_ACCUM, OP_VOID); | |
1825 | tmp = ACC (OP[1]); | |
1826 | SET_GPR32 (OP[0], tmp); | |
1827 | trace_output_32 (tmp); | |
1828 | } | |
1829 | ||
1830 | /* mv2wtac */ | |
1831 | void | |
1832 | OP_3E01 () | |
1833 | { | |
1834 | int64 tmp; | |
1835 | trace_input ("mv2wtac", OP_DREG, OP_ACCUM_OUTPUT, OP_VOID); | |
1836 | tmp = ((SEXT16 (GPR (OP[0])) << 16 | GPR (OP[0] + 1)) & MASK40); | |
1837 | SET_ACC (OP[1], tmp); | |
1838 | trace_output_40 (tmp); | |
1839 | } | |
1840 | ||
1841 | /* mvac */ | |
1842 | void | |
1843 | OP_3E03 () | |
1844 | { | |
1845 | int64 tmp; | |
1846 | trace_input ("mvac", OP_ACCUM_OUTPUT, OP_ACCUM, OP_VOID); | |
1847 | tmp = ACC (OP[1]); | |
1848 | SET_ACC (OP[0], tmp); | |
1849 | trace_output_40 (tmp); | |
1850 | } | |
1851 | ||
1852 | /* mvb */ | |
1853 | void | |
1854 | OP_5400 () | |
1855 | { | |
1856 | int16 tmp; | |
1857 | trace_input ("mvb", OP_REG_OUTPUT, OP_REG, OP_VOID); | |
1858 | tmp = SEXT8 (GPR (OP[1]) & 0xff); | |
1859 | SET_GPR (OP[0], tmp); | |
1860 | trace_output_16 (tmp); | |
1861 | } | |
1862 | ||
1863 | /* mvf0f */ | |
1864 | void | |
1865 | OP_4400 () | |
1866 | { | |
1867 | int16 tmp; | |
1868 | trace_input ("mf0f", OP_REG_OUTPUT, OP_REG, OP_VOID); | |
1869 | if (PSW_F0 == 0) | |
1870 | { | |
1871 | tmp = GPR (OP[1]); | |
1872 | SET_GPR (OP[0], tmp); | |
1873 | } | |
1874 | else | |
1875 | tmp = GPR (OP[0]); | |
1876 | trace_output_16 (tmp); | |
1877 | } | |
1878 | ||
1879 | /* mvf0t */ | |
1880 | void | |
1881 | OP_4401 () | |
1882 | { | |
1883 | int16 tmp; | |
1884 | trace_input ("mf0t", OP_REG_OUTPUT, OP_REG, OP_VOID); | |
1885 | if (PSW_F0) | |
1886 | { | |
1887 | tmp = GPR (OP[1]); | |
1888 | SET_GPR (OP[0], tmp); | |
1889 | } | |
1890 | else | |
1891 | tmp = GPR (OP[0]); | |
1892 | trace_output_16 (tmp); | |
1893 | } | |
1894 | ||
1895 | /* mvfacg */ | |
1896 | void | |
1897 | OP_1E04 () | |
1898 | { | |
1899 | int16 tmp; | |
1900 | trace_input ("mvfacg", OP_REG_OUTPUT, OP_ACCUM, OP_VOID); | |
1901 | tmp = ((ACC (OP[1]) >> 32) & 0xff); | |
1902 | SET_GPR (OP[0], tmp); | |
1903 | trace_output_16 (tmp); | |
1904 | } | |
1905 | ||
1906 | /* mvfachi */ | |
1907 | void | |
1908 | OP_1E00 () | |
1909 | { | |
1910 | int16 tmp; | |
1911 | trace_input ("mvfachi", OP_REG_OUTPUT, OP_ACCUM, OP_VOID); | |
1912 | tmp = (ACC (OP[1]) >> 16); | |
1913 | SET_GPR (OP[0], tmp); | |
1914 | trace_output_16 (tmp); | |
1915 | } | |
1916 | ||
1917 | /* mvfaclo */ | |
1918 | void | |
1919 | OP_1E02 () | |
1920 | { | |
1921 | int16 tmp; | |
1922 | trace_input ("mvfaclo", OP_REG_OUTPUT, OP_ACCUM, OP_VOID); | |
1923 | tmp = ACC (OP[1]); | |
1924 | SET_GPR (OP[0], tmp); | |
1925 | trace_output_16 (tmp); | |
1926 | } | |
1927 | ||
1928 | /* mvfc */ | |
1929 | void | |
1930 | OP_5200 () | |
1931 | { | |
1932 | int16 tmp; | |
1933 | trace_input ("mvfc", OP_REG_OUTPUT, OP_CR, OP_VOID); | |
1934 | tmp = CREG (OP[1]); | |
1935 | SET_GPR (OP[0], tmp); | |
1936 | trace_output_16 (tmp); | |
1937 | } | |
1938 | ||
1939 | /* mvtacg */ | |
1940 | void | |
1941 | OP_1E41 () | |
1942 | { | |
1943 | int64 tmp; | |
1944 | trace_input ("mvtacg", OP_REG, OP_ACCUM, OP_VOID); | |
1945 | tmp = ((ACC (OP[1]) & MASK32) | |
1946 | | ((int64)(GPR (OP[0]) & 0xff) << 32)); | |
1947 | SET_ACC (OP[1], tmp); | |
1948 | trace_output_40 (tmp); | |
1949 | } | |
1950 | ||
1951 | /* mvtachi */ | |
1952 | void | |
1953 | OP_1E01 () | |
1954 | { | |
1955 | uint64 tmp; | |
1956 | trace_input ("mvtachi", OP_REG, OP_ACCUM, OP_VOID); | |
1957 | tmp = ACC (OP[1]) & 0xffff; | |
1958 | tmp = ((SEXT16 (GPR (OP[0])) << 16 | tmp) & MASK40); | |
1959 | SET_ACC (OP[1], tmp); | |
1960 | trace_output_40 (tmp); | |
1961 | } | |
1962 | ||
1963 | /* mvtaclo */ | |
1964 | void | |
1965 | OP_1E21 () | |
1966 | { | |
1967 | int64 tmp; | |
1968 | trace_input ("mvtaclo", OP_REG, OP_ACCUM, OP_VOID); | |
1969 | tmp = ((SEXT16 (GPR (OP[0]))) & MASK40); | |
1970 | SET_ACC (OP[1], tmp); | |
1971 | trace_output_40 (tmp); | |
1972 | } | |
1973 | ||
1974 | /* mvtc */ | |
1975 | void | |
1976 | OP_5600 () | |
1977 | { | |
1978 | int16 tmp; | |
1979 | trace_input ("mvtc", OP_REG, OP_CR_OUTPUT, OP_VOID); | |
1980 | tmp = GPR (OP[0]); | |
1981 | tmp = SET_CREG (OP[1], tmp); | |
1982 | trace_output_16 (tmp); | |
1983 | } | |
1984 | ||
1985 | /* mvub */ | |
1986 | void | |
1987 | OP_5401 () | |
1988 | { | |
1989 | int16 tmp; | |
1990 | trace_input ("mvub", OP_REG_OUTPUT, OP_REG, OP_VOID); | |
1991 | tmp = (GPR (OP[1]) & 0xff); | |
1992 | SET_GPR (OP[0], tmp); | |
1993 | trace_output_16 (tmp); | |
1994 | } | |
1995 | ||
1996 | /* neg */ | |
1997 | void | |
1998 | OP_4605 () | |
1999 | { | |
2000 | int16 tmp; | |
2001 | trace_input ("neg", OP_REG, OP_VOID, OP_VOID); | |
2002 | tmp = - GPR (OP[0]); | |
2003 | SET_GPR (OP[0], tmp); | |
2004 | trace_output_16 (tmp); | |
2005 | } | |
2006 | ||
2007 | /* neg */ | |
2008 | void | |
2009 | OP_5605 () | |
2010 | { | |
2011 | int64 tmp; | |
2012 | ||
2013 | trace_input ("neg", OP_ACCUM, OP_VOID, OP_VOID); | |
2014 | tmp = -SEXT40(ACC (OP[0])); | |
2015 | if (PSW_ST) | |
2016 | { | |
2017 | if (tmp > SEXT40(MAX32)) | |
2018 | tmp = (MAX32); | |
2019 | else if (tmp < SEXT40(MIN32)) | |
2020 | tmp = (MIN32); | |
2021 | else | |
2022 | tmp = (tmp & MASK40); | |
2023 | } | |
2024 | else | |
2025 | tmp = (tmp & MASK40); | |
2026 | SET_ACC (OP[0], tmp); | |
2027 | trace_output_40 (tmp); | |
2028 | } | |
2029 | ||
2030 | ||
2031 | /* nop */ | |
2032 | void | |
2033 | OP_5E00 () | |
2034 | { | |
2035 | trace_input ("nop", OP_VOID, OP_VOID, OP_VOID); | |
2036 | ||
2037 | ins_type_counters[ (int)State.ins_type ]--; /* don't count nops as normal instructions */ | |
2038 | switch (State.ins_type) | |
2039 | { | |
2040 | default: | |
2041 | ins_type_counters[ (int)INS_UNKNOWN ]++; | |
2042 | break; | |
2043 | ||
2044 | case INS_LEFT_PARALLEL: | |
2045 | /* Don't count a parallel op that includes a NOP as a true parallel op */ | |
2046 | ins_type_counters[ (int)INS_RIGHT_PARALLEL ]--; | |
2047 | ins_type_counters[ (int)INS_RIGHT ]++; | |
2048 | ins_type_counters[ (int)INS_LEFT_NOPS ]++; | |
2049 | break; | |
2050 | ||
2051 | case INS_LEFT: | |
2052 | case INS_LEFT_COND_EXE: | |
2053 | ins_type_counters[ (int)INS_LEFT_NOPS ]++; | |
2054 | break; | |
2055 | ||
2056 | case INS_RIGHT_PARALLEL: | |
2057 | /* Don't count a parallel op that includes a NOP as a true parallel op */ | |
2058 | ins_type_counters[ (int)INS_LEFT_PARALLEL ]--; | |
2059 | ins_type_counters[ (int)INS_LEFT ]++; | |
2060 | ins_type_counters[ (int)INS_RIGHT_NOPS ]++; | |
2061 | break; | |
2062 | ||
2063 | case INS_RIGHT: | |
2064 | case INS_RIGHT_COND_EXE: | |
2065 | ins_type_counters[ (int)INS_RIGHT_NOPS ]++; | |
2066 | break; | |
2067 | } | |
2068 | ||
2069 | trace_output_void (); | |
2070 | } | |
2071 | ||
2072 | /* not */ | |
2073 | void | |
2074 | OP_4603 () | |
2075 | { | |
2076 | int16 tmp; | |
2077 | trace_input ("not", OP_REG, OP_VOID, OP_VOID); | |
2078 | tmp = ~GPR (OP[0]); | |
2079 | SET_GPR (OP[0], tmp); | |
2080 | trace_output_16 (tmp); | |
2081 | } | |
2082 | ||
2083 | /* or */ | |
2084 | void | |
2085 | OP_800 () | |
2086 | { | |
2087 | int16 tmp; | |
2088 | trace_input ("or", OP_REG, OP_REG, OP_VOID); | |
2089 | tmp = (GPR (OP[0]) | GPR (OP[1])); | |
2090 | SET_GPR (OP[0], tmp); | |
2091 | trace_output_16 (tmp); | |
2092 | } | |
2093 | ||
2094 | /* or3 */ | |
2095 | void | |
2096 | OP_4000000 () | |
2097 | { | |
2098 | int16 tmp; | |
2099 | trace_input ("or3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16); | |
2100 | tmp = (GPR (OP[1]) | OP[2]); | |
2101 | SET_GPR (OP[0], tmp); | |
2102 | trace_output_16 (tmp); | |
2103 | } | |
2104 | ||
2105 | /* rac */ | |
2106 | void | |
2107 | OP_5201 () | |
2108 | { | |
2109 | int64 tmp; | |
2110 | int shift = SEXT3 (OP[2]); | |
2111 | ||
2112 | trace_input ("rac", OP_DREG_OUTPUT, OP_ACCUM, OP_CONSTANT3); | |
2113 | if (OP[1] != 0) | |
2114 | { | |
2115 | (*d10v_callback->printf_filtered) (d10v_callback, | |
2116 | "ERROR at PC 0x%x: instruction only valid for A0\n", | |
2117 | PC<<2); | |
2118 | State.exception = SIGILL; | |
2119 | } | |
2120 | ||
2121 | SET_PSW_F1 (PSW_F0); | |
2122 | tmp = SEXT56 ((ACC (0) << 16) | (ACC (1) & 0xffff)); | |
2123 | if (shift >=0) | |
2124 | tmp <<= shift; | |
2125 | else | |
2126 | tmp >>= -shift; | |
2127 | tmp += 0x8000; | |
2128 | tmp >>= 16; /* look at bits 0:43 */ | |
2129 | if (tmp > SEXT44 (SIGNED64 (0x0007fffffff))) | |
2130 | { | |
2131 | tmp = 0x7fffffff; | |
2132 | SET_PSW_F0 (1); | |
2133 | } | |
2134 | else if (tmp < SEXT44 (SIGNED64 (0xfff80000000))) | |
2135 | { | |
2136 | tmp = 0x80000000; | |
2137 | SET_PSW_F0 (1); | |
2138 | } | |
2139 | else | |
2140 | { | |
2141 | SET_PSW_F0 (0); | |
2142 | } | |
2143 | SET_GPR32 (OP[0], tmp); | |
2144 | trace_output_32 (tmp); | |
2145 | } | |
2146 | ||
2147 | /* rachi */ | |
2148 | void | |
2149 | OP_4201 () | |
2150 | { | |
2151 | signed64 tmp; | |
2152 | int shift = SEXT3 (OP[2]); | |
2153 | ||
2154 | trace_input ("rachi", OP_REG_OUTPUT, OP_ACCUM, OP_CONSTANT3); | |
2155 | SET_PSW_F1 (PSW_F0); | |
2156 | if (shift >=0) | |
2157 | tmp = SEXT40 (ACC (OP[1])) << shift; | |
2158 | else | |
2159 | tmp = SEXT40 (ACC (OP[1])) >> -shift; | |
2160 | tmp += 0x8000; | |
2161 | ||
2162 | if (tmp > SEXT44 (SIGNED64 (0x0007fffffff))) | |
2163 | { | |
2164 | tmp = 0x7fff; | |
2165 | SET_PSW_F0 (1); | |
2166 | } | |
2167 | else if (tmp < SEXT44 (SIGNED64 (0xfff80000000))) | |
2168 | { | |
2169 | tmp = 0x8000; | |
2170 | SET_PSW_F0 (1); | |
2171 | } | |
2172 | else | |
2173 | { | |
2174 | tmp = (tmp >> 16); | |
2175 | SET_PSW_F0 (0); | |
2176 | } | |
2177 | SET_GPR (OP[0], tmp); | |
2178 | trace_output_16 (tmp); | |
2179 | } | |
2180 | ||
2181 | /* rep */ | |
2182 | void | |
2183 | OP_27000000 () | |
2184 | { | |
2185 | trace_input ("rep", OP_REG, OP_CONSTANT16, OP_VOID); | |
2186 | SET_RPT_S (PC + 1); | |
2187 | SET_RPT_E (PC + OP[1]); | |
2188 | SET_RPT_C (GPR (OP[0])); | |
2189 | SET_PSW_RP (1); | |
2190 | if (GPR (OP[0]) == 0) | |
2191 | { | |
2192 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: rep with count=0 is illegal.\n"); | |
2193 | State.exception = SIGILL; | |
2194 | } | |
2195 | if (OP[1] < 4) | |
2196 | { | |
2197 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: rep must include at least 4 instructions.\n"); | |
2198 | State.exception = SIGILL; | |
2199 | } | |
2200 | trace_output_void (); | |
2201 | } | |
2202 | ||
2203 | /* repi */ | |
2204 | void | |
2205 | OP_2F000000 () | |
2206 | { | |
2207 | trace_input ("repi", OP_CONSTANT16, OP_CONSTANT16, OP_VOID); | |
2208 | SET_RPT_S (PC + 1); | |
2209 | SET_RPT_E (PC + OP[1]); | |
2210 | SET_RPT_C (OP[0]); | |
2211 | SET_PSW_RP (1); | |
2212 | if (OP[0] == 0) | |
2213 | { | |
2214 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: repi with count=0 is illegal.\n"); | |
2215 | State.exception = SIGILL; | |
2216 | } | |
2217 | if (OP[1] < 4) | |
2218 | { | |
2219 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: repi must include at least 4 instructions.\n"); | |
2220 | State.exception = SIGILL; | |
2221 | } | |
2222 | trace_output_void (); | |
2223 | } | |
2224 | ||
2225 | /* rtd */ | |
2226 | void | |
2227 | OP_5F60 () | |
2228 | { | |
2229 | trace_input ("rtd", OP_VOID, OP_VOID, OP_VOID); | |
2230 | SET_CREG (PSW_CR, DPSW); | |
2231 | JMP(DPC); | |
2232 | trace_output_void (); | |
2233 | } | |
2234 | ||
2235 | /* rte */ | |
2236 | void | |
2237 | OP_5F40 () | |
2238 | { | |
2239 | trace_input ("rte", OP_VOID, OP_VOID, OP_VOID); | |
2240 | SET_CREG (PSW_CR, BPSW); | |
2241 | JMP(BPC); | |
2242 | trace_output_void (); | |
2243 | } | |
2244 | ||
cff3e48b JM |
2245 | |
2246 | /* sac */ | |
2247 | void OP_5209 () | |
2248 | { | |
2249 | int64 tmp; | |
2250 | ||
2251 | trace_input ("sac", OP_REG_OUTPUT, OP_ACCUM, OP_VOID); | |
2252 | ||
2253 | tmp = SEXT40(ACC (OP[1])); | |
2254 | ||
2255 | SET_PSW_F1 (PSW_F0); | |
2256 | ||
2257 | if (tmp > SEXT40(MAX32)) | |
2258 | { | |
2259 | tmp = (MAX32); | |
2260 | SET_PSW_F0 (1); | |
2261 | } | |
2262 | else if (tmp < SEXT40(MIN32)) | |
2263 | { | |
2264 | tmp = 0x80000000; | |
2265 | SET_PSW_F0 (1); | |
2266 | } | |
2267 | else | |
2268 | { | |
2269 | tmp = (tmp & MASK32); | |
2270 | SET_PSW_F0 (0); | |
2271 | } | |
2272 | ||
2273 | SET_GPR32 (OP[0], tmp); | |
2274 | ||
2275 | trace_output_40 (tmp); | |
2276 | } | |
2277 | ||
2278 | ||
2279 | /* sachi */ | |
2280 | void | |
2281 | OP_4209 () | |
2282 | { | |
2283 | int64 tmp; | |
2284 | ||
2285 | trace_input ("sachi", OP_REG_OUTPUT, OP_ACCUM, OP_VOID); | |
2286 | ||
2287 | tmp = SEXT40(ACC (OP[1])); | |
2288 | ||
2289 | SET_PSW_F1 (PSW_F0); | |
2290 | ||
2291 | if (tmp > SEXT40(MAX32)) | |
2292 | { | |
2293 | tmp = 0x7fff; | |
2294 | SET_PSW_F0 (1); | |
2295 | } | |
2296 | else if (tmp < SEXT40(MIN32)) | |
2297 | { | |
2298 | tmp = 0x8000; | |
2299 | SET_PSW_F0 (1); | |
2300 | } | |
2301 | else | |
2302 | { | |
2303 | tmp >>= 16; | |
2304 | SET_PSW_F0 (0); | |
2305 | } | |
2306 | ||
2307 | SET_GPR (OP[0], tmp); | |
2308 | ||
2309 | trace_output_16 (OP[0]); | |
2310 | } | |
2311 | ||
2312 | ||
c906108c SS |
2313 | /* sadd */ |
2314 | void | |
2315 | OP_1223 () | |
2316 | { | |
2317 | int64 tmp; | |
2318 | ||
2319 | trace_input ("sadd", OP_ACCUM, OP_ACCUM, OP_VOID); | |
2320 | tmp = SEXT40(ACC (OP[0])) + (SEXT40(ACC (OP[1])) >> 16); | |
2321 | if (PSW_ST) | |
2322 | { | |
2323 | if (tmp > SEXT40(MAX32)) | |
2324 | tmp = (MAX32); | |
2325 | else if (tmp < SEXT40(MIN32)) | |
2326 | tmp = (MIN32); | |
2327 | else | |
2328 | tmp = (tmp & MASK40); | |
2329 | } | |
2330 | else | |
2331 | tmp = (tmp & MASK40); | |
2332 | SET_ACC (OP[0], tmp); | |
2333 | trace_output_40 (tmp); | |
2334 | } | |
2335 | ||
2336 | /* setf0f */ | |
2337 | void | |
2338 | OP_4611 () | |
2339 | { | |
2340 | int16 tmp; | |
2341 | trace_input ("setf0f", OP_REG_OUTPUT, OP_VOID, OP_VOID); | |
2342 | tmp = ((PSW_F0 == 0) ? 1 : 0); | |
2343 | SET_GPR (OP[0], tmp); | |
2344 | trace_output_16 (tmp); | |
2345 | } | |
2346 | ||
2347 | /* setf0t */ | |
2348 | void | |
2349 | OP_4613 () | |
2350 | { | |
2351 | int16 tmp; | |
2352 | trace_input ("setf0t", OP_REG_OUTPUT, OP_VOID, OP_VOID); | |
2353 | tmp = ((PSW_F0 == 1) ? 1 : 0); | |
2354 | SET_GPR (OP[0], tmp); | |
2355 | trace_output_16 (tmp); | |
2356 | } | |
2357 | ||
cff3e48b JM |
2358 | /* slae */ |
2359 | void | |
2360 | OP_3220 () | |
2361 | { | |
2362 | int64 tmp; | |
2363 | int16 reg; | |
2364 | ||
2365 | trace_input ("slae", OP_ACCUM, OP_REG, OP_VOID); | |
2366 | ||
2367 | reg = SEXT16( GPR (OP[1])); | |
2368 | ||
2369 | if (reg >= 17 || reg <= -17) | |
2370 | { | |
2371 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", reg); | |
2372 | State.exception = SIGILL; | |
2373 | return; | |
2374 | } | |
2375 | ||
2376 | tmp = SEXT40 (ACC (OP[0])); | |
2377 | ||
2378 | if (PSW_ST && (tmp < SEXT40 (MIN32) || tmp > SEXT40 (MAX32))) | |
2379 | { | |
2380 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: value to shift 0x%x out of range.\n", tmp); | |
2381 | State.exception = SIGILL; | |
2382 | return; | |
2383 | } | |
2384 | ||
2385 | if (reg >= 0 && reg <= 16) | |
2386 | { | |
2387 | tmp = SEXT56 ((SEXT56 (tmp)) << (GPR (OP[1]))); | |
2388 | if (PSW_ST) | |
2389 | { | |
2390 | if (tmp > SEXT40(MAX32)) | |
2391 | tmp = (MAX32); | |
2392 | else if (tmp < SEXT40(MIN32)) | |
2393 | tmp = (MIN32); | |
2394 | else | |
2395 | tmp = (tmp & MASK40); | |
2396 | } | |
2397 | else | |
2398 | tmp = (tmp & MASK40); | |
2399 | } | |
2400 | else | |
2401 | { | |
2402 | tmp = (SEXT40 (ACC (OP[0]))) >> (-GPR (OP[1])); | |
2403 | } | |
2404 | ||
2405 | SET_ACC(OP[0], tmp); | |
2406 | ||
2407 | trace_output_40(tmp); | |
2408 | } | |
2409 | ||
2410 | ||
c906108c SS |
2411 | /* sleep */ |
2412 | void | |
2413 | OP_5FC0 () | |
2414 | { | |
2415 | trace_input ("sleep", OP_VOID, OP_VOID, OP_VOID); | |
2416 | SET_PSW_IE (1); | |
2417 | trace_output_void (); | |
2418 | } | |
2419 | ||
2420 | /* sll */ | |
2421 | void | |
2422 | OP_2200 () | |
2423 | { | |
2424 | int16 tmp; | |
2425 | trace_input ("sll", OP_REG, OP_REG, OP_VOID); | |
2426 | tmp = (GPR (OP[0]) << (GPR (OP[1]) & 0xf)); | |
2427 | SET_GPR (OP[0], tmp); | |
2428 | trace_output_16 (tmp); | |
2429 | } | |
2430 | ||
2431 | /* sll */ | |
2432 | void | |
2433 | OP_3200 () | |
2434 | { | |
2435 | int64 tmp; | |
2436 | trace_input ("sll", OP_ACCUM, OP_REG, OP_VOID); | |
2437 | if ((GPR (OP[1]) & 31) <= 16) | |
2438 | tmp = SEXT40 (ACC (OP[0])) << (GPR (OP[1]) & 31); | |
2439 | else | |
2440 | { | |
2441 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", GPR (OP[1]) & 31); | |
2442 | State.exception = SIGILL; | |
2443 | return; | |
2444 | } | |
2445 | ||
2446 | if (PSW_ST) | |
2447 | { | |
2448 | if (tmp > SEXT40(MAX32)) | |
2449 | tmp = (MAX32); | |
2450 | else if (tmp < SEXT40(MIN32)) | |
2451 | tmp = (MIN32); | |
2452 | else | |
2453 | tmp = (tmp & MASK40); | |
2454 | } | |
2455 | else | |
2456 | tmp = (tmp & MASK40); | |
2457 | SET_ACC (OP[0], tmp); | |
2458 | trace_output_40 (tmp); | |
2459 | } | |
2460 | ||
2461 | /* slli */ | |
2462 | void | |
2463 | OP_2201 () | |
2464 | { | |
2465 | int16 tmp; | |
2466 | trace_input ("slli", OP_REG, OP_CONSTANT16, OP_VOID); | |
2467 | tmp = (GPR (OP[0]) << OP[1]); | |
2468 | SET_GPR (OP[0], tmp); | |
2469 | trace_output_16 (tmp); | |
2470 | } | |
2471 | ||
2472 | /* slli */ | |
2473 | void | |
2474 | OP_3201 () | |
2475 | { | |
2476 | int64 tmp; | |
2477 | ||
2478 | if (OP[1] == 0) | |
2479 | OP[1] = 16; | |
2480 | ||
2481 | trace_input ("slli", OP_ACCUM, OP_CONSTANT16, OP_VOID); | |
2482 | tmp = SEXT40(ACC (OP[0])) << OP[1]; | |
2483 | ||
2484 | if (PSW_ST) | |
2485 | { | |
2486 | if (tmp > SEXT40(MAX32)) | |
2487 | tmp = (MAX32); | |
2488 | else if (tmp < SEXT40(MIN32)) | |
2489 | tmp = (MIN32); | |
2490 | else | |
2491 | tmp = (tmp & MASK40); | |
2492 | } | |
2493 | else | |
2494 | tmp = (tmp & MASK40); | |
2495 | SET_ACC (OP[0], tmp); | |
2496 | trace_output_40 (tmp); | |
2497 | } | |
2498 | ||
2499 | /* slx */ | |
2500 | void | |
2501 | OP_460B () | |
2502 | { | |
2503 | int16 tmp; | |
2504 | trace_input ("slx", OP_REG, OP_FLAG, OP_VOID); | |
2505 | tmp = ((GPR (OP[0]) << 1) | PSW_F0); | |
2506 | SET_GPR (OP[0], tmp); | |
2507 | trace_output_16 (tmp); | |
2508 | } | |
2509 | ||
2510 | /* sra */ | |
2511 | void | |
2512 | OP_2400 () | |
2513 | { | |
2514 | int16 tmp; | |
2515 | trace_input ("sra", OP_REG, OP_REG, OP_VOID); | |
2516 | tmp = (((int16)(GPR (OP[0]))) >> (GPR (OP[1]) & 0xf)); | |
2517 | SET_GPR (OP[0], tmp); | |
2518 | trace_output_16 (tmp); | |
2519 | } | |
2520 | ||
2521 | /* sra */ | |
2522 | void | |
2523 | OP_3400 () | |
2524 | { | |
2525 | trace_input ("sra", OP_ACCUM, OP_REG, OP_VOID); | |
2526 | if ((GPR (OP[1]) & 31) <= 16) | |
2527 | { | |
2528 | int64 tmp = ((SEXT40(ACC (OP[0])) >> (GPR (OP[1]) & 31)) & MASK40); | |
2529 | SET_ACC (OP[0], tmp); | |
2530 | trace_output_40 (tmp); | |
2531 | } | |
2532 | else | |
2533 | { | |
2534 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", GPR (OP[1]) & 31); | |
2535 | State.exception = SIGILL; | |
2536 | return; | |
2537 | } | |
2538 | } | |
2539 | ||
2540 | /* srai */ | |
2541 | void | |
2542 | OP_2401 () | |
2543 | { | |
2544 | int16 tmp; | |
2545 | trace_input ("srai", OP_REG, OP_CONSTANT16, OP_VOID); | |
2546 | tmp = (((int16)(GPR (OP[0]))) >> OP[1]); | |
2547 | SET_GPR (OP[0], tmp); | |
2548 | trace_output_16 (tmp); | |
2549 | } | |
2550 | ||
2551 | /* srai */ | |
2552 | void | |
2553 | OP_3401 () | |
2554 | { | |
2555 | int64 tmp; | |
2556 | if (OP[1] == 0) | |
2557 | OP[1] = 16; | |
2558 | ||
2559 | trace_input ("srai", OP_ACCUM, OP_CONSTANT16, OP_VOID); | |
2560 | tmp = ((SEXT40(ACC (OP[0])) >> OP[1]) & MASK40); | |
2561 | SET_ACC (OP[0], tmp); | |
2562 | trace_output_40 (tmp); | |
2563 | } | |
2564 | ||
2565 | /* srl */ | |
2566 | void | |
2567 | OP_2000 () | |
2568 | { | |
2569 | int16 tmp; | |
2570 | trace_input ("srl", OP_REG, OP_REG, OP_VOID); | |
2571 | tmp = (GPR (OP[0]) >> (GPR (OP[1]) & 0xf)); | |
2572 | SET_GPR (OP[0], tmp); | |
2573 | trace_output_16 (tmp); | |
2574 | } | |
2575 | ||
2576 | /* srl */ | |
2577 | void | |
2578 | OP_3000 () | |
2579 | { | |
2580 | trace_input ("srl", OP_ACCUM, OP_REG, OP_VOID); | |
2581 | if ((GPR (OP[1]) & 31) <= 16) | |
2582 | { | |
2583 | int64 tmp = ((uint64)((ACC (OP[0]) & MASK40) >> (GPR (OP[1]) & 31))); | |
2584 | SET_ACC (OP[0], tmp); | |
2585 | trace_output_40 (tmp); | |
2586 | } | |
2587 | else | |
2588 | { | |
2589 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", GPR (OP[1]) & 31); | |
2590 | State.exception = SIGILL; | |
2591 | return; | |
2592 | } | |
2593 | ||
2594 | } | |
2595 | ||
2596 | /* srli */ | |
2597 | void | |
2598 | OP_2001 () | |
2599 | { | |
2600 | int16 tmp; | |
2601 | trace_input ("srli", OP_REG, OP_CONSTANT16, OP_VOID); | |
2602 | tmp = (GPR (OP[0]) >> OP[1]); | |
2603 | SET_GPR (OP[0], tmp); | |
2604 | trace_output_16 (tmp); | |
2605 | } | |
2606 | ||
2607 | /* srli */ | |
2608 | void | |
2609 | OP_3001 () | |
2610 | { | |
2611 | int64 tmp; | |
2612 | if (OP[1] == 0) | |
2613 | OP[1] = 16; | |
2614 | ||
2615 | trace_input ("srli", OP_ACCUM, OP_CONSTANT16, OP_VOID); | |
2616 | tmp = ((uint64)(ACC (OP[0]) & MASK40) >> OP[1]); | |
2617 | SET_ACC (OP[0], tmp); | |
2618 | trace_output_40 (tmp); | |
2619 | } | |
2620 | ||
2621 | /* srx */ | |
2622 | void | |
2623 | OP_4609 () | |
2624 | { | |
2625 | uint16 tmp; | |
2626 | trace_input ("srx", OP_REG, OP_FLAG, OP_VOID); | |
2627 | tmp = PSW_F0 << 15; | |
2628 | tmp = ((GPR (OP[0]) >> 1) | tmp); | |
2629 | SET_GPR (OP[0], tmp); | |
2630 | trace_output_16 (tmp); | |
2631 | } | |
2632 | ||
2633 | /* st */ | |
2634 | void | |
2635 | OP_34000000 () | |
2636 | { | |
2637 | trace_input ("st", OP_REG, OP_MEMREF2, OP_VOID); | |
2638 | SW (OP[1] + GPR (OP[2]), GPR (OP[0])); | |
2639 | trace_output_void (); | |
2640 | } | |
2641 | ||
2642 | /* st */ | |
2643 | void | |
2644 | OP_6800 () | |
2645 | { | |
2646 | trace_input ("st", OP_REG, OP_MEMREF, OP_VOID); | |
2647 | SW (GPR (OP[1]), GPR (OP[0])); | |
2648 | trace_output_void (); | |
2649 | } | |
2650 | ||
2651 | /* st */ | |
2652 | void | |
2653 | OP_6C1F () | |
2654 | { | |
2655 | uint16 addr = GPR (OP[1]) - 2; | |
2656 | trace_input ("st", OP_REG, OP_PREDEC, OP_VOID); | |
2657 | if (OP[1] != 15) | |
2658 | { | |
2659 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot pre-decrement any registers but r15 (SP).\n"); | |
2660 | State.exception = SIGILL; | |
2661 | return; | |
2662 | } | |
2663 | SW (addr, GPR (OP[0])); | |
2664 | SET_GPR (OP[1], addr); | |
2665 | trace_output_void (); | |
2666 | } | |
2667 | ||
2668 | /* st */ | |
2669 | void | |
2670 | OP_6801 () | |
2671 | { | |
2672 | trace_input ("st", OP_REG, OP_POSTINC, OP_VOID); | |
2673 | SW (GPR (OP[1]), GPR (OP[0])); | |
2674 | INC_ADDR (OP[1], 2); | |
2675 | trace_output_void (); | |
2676 | } | |
2677 | ||
2678 | /* st */ | |
2679 | void | |
2680 | OP_6C01 () | |
2681 | { | |
2682 | trace_input ("st", OP_REG, OP_POSTDEC, OP_VOID); | |
2683 | if ( OP[1] == 15 ) | |
2684 | { | |
2685 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot post-decrement register r15 (SP).\n"); | |
2686 | State.exception = SIGILL; | |
2687 | return; | |
2688 | } | |
2689 | SW (GPR (OP[1]), GPR (OP[0])); | |
2690 | INC_ADDR (OP[1], -2); | |
2691 | trace_output_void (); | |
2692 | } | |
2693 | ||
cff3e48b JM |
2694 | /* st */ |
2695 | void | |
2696 | OP_36010000 () | |
2697 | { | |
2698 | trace_input ("st", OP_REG, OP_MEMREF3, OP_VOID); | |
2699 | SW (OP[1], GPR (OP[0])); | |
2700 | trace_output_void (); | |
2701 | } | |
2702 | ||
c906108c SS |
2703 | /* st2w */ |
2704 | void | |
2705 | OP_35000000 () | |
2706 | { | |
2707 | trace_input ("st2w", OP_DREG, OP_MEMREF2, OP_VOID); | |
2708 | SW (GPR (OP[2])+ OP[1] + 0, GPR (OP[0] + 0)); | |
2709 | SW (GPR (OP[2])+ OP[1] + 2, GPR (OP[0] + 1)); | |
2710 | trace_output_void (); | |
2711 | } | |
2712 | ||
2713 | /* st2w */ | |
2714 | void | |
2715 | OP_6A00 () | |
2716 | { | |
2717 | trace_input ("st2w", OP_DREG, OP_MEMREF, OP_VOID); | |
2718 | SW (GPR (OP[1]) + 0, GPR (OP[0] + 0)); | |
2719 | SW (GPR (OP[1]) + 2, GPR (OP[0] + 1)); | |
2720 | trace_output_void (); | |
2721 | } | |
2722 | ||
2723 | /* st2w */ | |
2724 | void | |
2725 | OP_6E1F () | |
2726 | { | |
2727 | uint16 addr = GPR (OP[1]) - 4; | |
2728 | trace_input ("st2w", OP_DREG, OP_PREDEC, OP_VOID); | |
2729 | if ( OP[1] != 15 ) | |
2730 | { | |
2731 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot pre-decrement any registers but r15 (SP).\n"); | |
2732 | State.exception = SIGILL; | |
2733 | return; | |
2734 | } | |
2735 | SW (addr + 0, GPR (OP[0] + 0)); | |
2736 | SW (addr + 2, GPR (OP[0] + 1)); | |
2737 | SET_GPR (OP[1], addr); | |
2738 | trace_output_void (); | |
2739 | } | |
2740 | ||
2741 | /* st2w */ | |
2742 | void | |
2743 | OP_6A01 () | |
2744 | { | |
2745 | trace_input ("st2w", OP_DREG, OP_POSTINC, OP_VOID); | |
2746 | SW (GPR (OP[1]) + 0, GPR (OP[0] + 0)); | |
2747 | SW (GPR (OP[1]) + 2, GPR (OP[0] + 1)); | |
2748 | INC_ADDR (OP[1], 4); | |
2749 | trace_output_void (); | |
2750 | } | |
2751 | ||
2752 | /* st2w */ | |
2753 | void | |
2754 | OP_6E01 () | |
2755 | { | |
2756 | trace_input ("st2w", OP_DREG, OP_POSTDEC, OP_VOID); | |
2757 | if ( OP[1] == 15 ) | |
2758 | { | |
2759 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot post-decrement register r15 (SP).\n"); | |
2760 | State.exception = SIGILL; | |
2761 | return; | |
2762 | } | |
2763 | SW (GPR (OP[1]) + 0, GPR (OP[0] + 0)); | |
2764 | SW (GPR (OP[1]) + 2, GPR (OP[0] + 1)); | |
2765 | INC_ADDR (OP[1], -4); | |
2766 | trace_output_void (); | |
2767 | } | |
2768 | ||
cff3e48b JM |
2769 | /* st2w */ |
2770 | void | |
2771 | OP_37010000 () | |
2772 | { | |
2773 | trace_input ("st2w", OP_DREG, OP_MEMREF3, OP_VOID); | |
2774 | SW (OP [1] + 0, GPR (OP[0] + 0)); | |
2775 | SW (OP [1] + 2, GPR (OP[0] + 1)); | |
2776 | trace_output_void (); | |
2777 | } | |
2778 | ||
c906108c SS |
2779 | /* stb */ |
2780 | void | |
2781 | OP_3C000000 () | |
2782 | { | |
2783 | trace_input ("stb", OP_REG, OP_MEMREF2, OP_VOID); | |
2784 | SB (GPR (OP[2]) + OP[1], GPR (OP[0])); | |
2785 | trace_output_void (); | |
2786 | } | |
2787 | ||
2788 | /* stb */ | |
2789 | void | |
2790 | OP_7800 () | |
2791 | { | |
2792 | trace_input ("stb", OP_REG, OP_MEMREF, OP_VOID); | |
2793 | SB (GPR (OP[1]), GPR (OP[0])); | |
2794 | trace_output_void (); | |
2795 | } | |
2796 | ||
2797 | /* stop */ | |
2798 | void | |
2799 | OP_5FE0 () | |
2800 | { | |
2801 | trace_input ("stop", OP_VOID, OP_VOID, OP_VOID); | |
2802 | State.exception = SIG_D10V_STOP; | |
2803 | trace_output_void (); | |
2804 | } | |
2805 | ||
2806 | /* sub */ | |
2807 | void | |
2808 | OP_0 () | |
2809 | { | |
2810 | uint16 a = GPR (OP[0]); | |
2811 | uint16 b = GPR (OP[1]); | |
2812 | uint16 tmp = (a - b); | |
2813 | trace_input ("sub", OP_REG, OP_REG, OP_VOID); | |
2814 | /* see ../common/sim-alu.h for a more extensive discussion on how to | |
2815 | compute the carry/overflow bits. */ | |
2816 | SET_PSW_C (a >= b); | |
2817 | SET_GPR (OP[0], tmp); | |
2818 | trace_output_16 (tmp); | |
2819 | } | |
2820 | ||
2821 | /* sub */ | |
2822 | void | |
2823 | OP_1001 () | |
2824 | { | |
2825 | int64 tmp; | |
2826 | ||
2827 | trace_input ("sub", OP_ACCUM, OP_DREG, OP_VOID); | |
2828 | tmp = SEXT40(ACC (OP[0])) - (SEXT16 (GPR (OP[1])) << 16 | GPR (OP[1] + 1)); | |
2829 | if (PSW_ST) | |
2830 | { | |
2831 | if (tmp > SEXT40(MAX32)) | |
2832 | tmp = (MAX32); | |
2833 | else if (tmp < SEXT40(MIN32)) | |
2834 | tmp = (MIN32); | |
2835 | else | |
2836 | tmp = (tmp & MASK40); | |
2837 | } | |
2838 | else | |
2839 | tmp = (tmp & MASK40); | |
2840 | SET_ACC (OP[0], tmp); | |
2841 | ||
2842 | trace_output_40 (tmp); | |
2843 | } | |
2844 | ||
2845 | /* sub */ | |
2846 | ||
2847 | void | |
2848 | OP_1003 () | |
2849 | { | |
2850 | int64 tmp; | |
2851 | ||
2852 | trace_input ("sub", OP_ACCUM, OP_ACCUM, OP_VOID); | |
2853 | tmp = SEXT40(ACC (OP[0])) - SEXT40(ACC (OP[1])); | |
2854 | if (PSW_ST) | |
2855 | { | |
2856 | if (tmp > SEXT40(MAX32)) | |
2857 | tmp = (MAX32); | |
2858 | else if (tmp < SEXT40(MIN32)) | |
2859 | tmp = (MIN32); | |
2860 | else | |
2861 | tmp = (tmp & MASK40); | |
2862 | } | |
2863 | else | |
2864 | tmp = (tmp & MASK40); | |
2865 | SET_ACC (OP[0], tmp); | |
2866 | ||
2867 | trace_output_40 (tmp); | |
2868 | } | |
2869 | ||
2870 | /* sub2w */ | |
2871 | void | |
2872 | OP_1000 () | |
2873 | { | |
2874 | uint32 tmp, a, b; | |
2875 | ||
2876 | trace_input ("sub2w", OP_DREG, OP_DREG, OP_VOID); | |
2877 | a = (uint32)((GPR (OP[0]) << 16) | GPR (OP[0] + 1)); | |
2878 | b = (uint32)((GPR (OP[1]) << 16) | GPR (OP[1] + 1)); | |
2879 | /* see ../common/sim-alu.h for a more extensive discussion on how to | |
2880 | compute the carry/overflow bits */ | |
2881 | tmp = a - b; | |
2882 | SET_PSW_C (a >= b); | |
2883 | SET_GPR32 (OP[0], tmp); | |
2884 | trace_output_32 (tmp); | |
2885 | } | |
2886 | ||
2887 | /* subac3 */ | |
2888 | void | |
2889 | OP_17000000 () | |
2890 | { | |
2891 | int64 tmp; | |
2892 | ||
2893 | trace_input ("subac3", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM); | |
2894 | tmp = SEXT40 ((GPR (OP[1]) << 16) | GPR (OP[1] + 1)) - SEXT40 (ACC (OP[2])); | |
2895 | SET_GPR32 (OP[0], tmp); | |
2896 | trace_output_32 (tmp); | |
2897 | } | |
2898 | ||
2899 | /* subac3 */ | |
2900 | void | |
2901 | OP_17000002 () | |
2902 | { | |
2903 | int64 tmp; | |
2904 | ||
2905 | trace_input ("subac3", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM); | |
2906 | tmp = SEXT40 (ACC (OP[1])) - SEXT40(ACC (OP[2])); | |
2907 | SET_GPR32 (OP[0], tmp); | |
2908 | trace_output_32 (tmp); | |
2909 | } | |
2910 | ||
2911 | /* subac3s */ | |
2912 | void | |
2913 | OP_17001000 () | |
2914 | { | |
2915 | int64 tmp; | |
2916 | ||
2917 | trace_input ("subac3s", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM); | |
2918 | SET_PSW_F1 (PSW_F0); | |
2919 | tmp = SEXT40 ((GPR (OP[1]) << 16) | GPR (OP[1] + 1)) - SEXT40(ACC (OP[2])); | |
2920 | if (tmp > SEXT40(MAX32)) | |
2921 | { | |
2922 | tmp = (MAX32); | |
2923 | SET_PSW_F0 (1); | |
2924 | } | |
2925 | else if (tmp < SEXT40(MIN32)) | |
2926 | { | |
2927 | tmp = (MIN32); | |
2928 | SET_PSW_F0 (1); | |
2929 | } | |
2930 | else | |
2931 | { | |
2932 | SET_PSW_F0 (0); | |
2933 | } | |
2934 | SET_GPR32 (OP[0], tmp); | |
2935 | trace_output_32 (tmp); | |
2936 | } | |
2937 | ||
2938 | /* subac3s */ | |
2939 | void | |
2940 | OP_17001002 () | |
2941 | { | |
2942 | int64 tmp; | |
2943 | ||
2944 | trace_input ("subac3s", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM); | |
2945 | SET_PSW_F1 (PSW_F0); | |
2946 | tmp = SEXT40(ACC (OP[1])) - SEXT40(ACC (OP[2])); | |
2947 | if (tmp > SEXT40(MAX32)) | |
2948 | { | |
2949 | tmp = (MAX32); | |
2950 | SET_PSW_F0 (1); | |
2951 | } | |
2952 | else if (tmp < SEXT40(MIN32)) | |
2953 | { | |
2954 | tmp = (MIN32); | |
2955 | SET_PSW_F0 (1); | |
2956 | } | |
2957 | else | |
2958 | { | |
2959 | SET_PSW_F0 (0); | |
2960 | } | |
2961 | SET_GPR32 (OP[0], tmp); | |
2962 | trace_output_32 (tmp); | |
2963 | } | |
2964 | ||
2965 | /* subi */ | |
2966 | void | |
2967 | OP_1 () | |
2968 | { | |
2969 | unsigned tmp; | |
2970 | if (OP[1] == 0) | |
2971 | OP[1] = 16; | |
2972 | ||
2973 | trace_input ("subi", OP_REG, OP_CONSTANT16, OP_VOID); | |
2974 | /* see ../common/sim-alu.h for a more extensive discussion on how to | |
2975 | compute the carry/overflow bits. */ | |
2976 | /* since OP[1] is never <= 0, -OP[1] == ~OP[1]+1 can never overflow */ | |
2977 | tmp = ((unsigned)(unsigned16) GPR (OP[0]) | |
2978 | + (unsigned)(unsigned16) ( - OP[1])); | |
2979 | SET_PSW_C (tmp >= (1 << 16)); | |
2980 | SET_GPR (OP[0], tmp); | |
2981 | trace_output_16 (tmp); | |
2982 | } | |
2983 | ||
2984 | /* trap */ | |
2985 | void | |
2986 | OP_5F00 () | |
2987 | { | |
2988 | trace_input ("trap", OP_CONSTANT4, OP_VOID, OP_VOID); | |
2989 | trace_output_void (); | |
2990 | ||
2991 | switch (OP[0]) | |
2992 | { | |
2993 | default: | |
2994 | #if (DEBUG & DEBUG_TRAP) == 0 | |
2995 | { | |
2996 | uint16 vec = OP[0] + TRAP_VECTOR_START; | |
2997 | SET_BPC (PC + 1); | |
2998 | SET_BPSW (PSW); | |
2999 | SET_PSW (PSW & PSW_SM_BIT); | |
3000 | JMP (vec); | |
3001 | break; | |
3002 | } | |
3003 | #else /* if debugging use trap to print registers */ | |
3004 | { | |
3005 | int i; | |
3006 | static int first_time = 1; | |
3007 | ||
3008 | if (first_time) | |
3009 | { | |
3010 | first_time = 0; | |
3011 | (*d10v_callback->printf_filtered) (d10v_callback, "Trap # PC "); | |
3012 | for (i = 0; i < 16; i++) | |
3013 | (*d10v_callback->printf_filtered) (d10v_callback, " %sr%d", (i > 9) ? "" : " ", i); | |
3014 | (*d10v_callback->printf_filtered) (d10v_callback, " a0 a1 f0 f1 c\n"); | |
3015 | } | |
3016 | ||
3017 | (*d10v_callback->printf_filtered) (d10v_callback, "Trap %2d 0x%.4x:", (int)OP[0], (int)PC); | |
3018 | ||
3019 | for (i = 0; i < 16; i++) | |
3020 | (*d10v_callback->printf_filtered) (d10v_callback, " %.4x", (int) GPR (i)); | |
3021 | ||
3022 | for (i = 0; i < 2; i++) | |
3023 | (*d10v_callback->printf_filtered) (d10v_callback, " %.2x%.8lx", | |
3024 | ((int)(ACC (i) >> 32) & 0xff), | |
3025 | ((unsigned long) ACC (i)) & 0xffffffff); | |
3026 | ||
3027 | (*d10v_callback->printf_filtered) (d10v_callback, " %d %d %d\n", | |
3028 | PSW_F0 != 0, PSW_F1 != 0, PSW_C != 0); | |
3029 | (*d10v_callback->flush_stdout) (d10v_callback); | |
3030 | break; | |
3031 | } | |
3032 | #endif | |
3033 | case 15: /* new system call trap */ | |
3034 | /* Trap 15 is used for simulating low-level I/O */ | |
3035 | { | |
3036 | unsigned32 result = 0; | |
3037 | errno = 0; | |
3038 | ||
3039 | /* Registers passed to trap 0 */ | |
3040 | ||
3041 | #define FUNC GPR (4) /* function number */ | |
3042 | #define PARM1 GPR (0) /* optional parm 1 */ | |
3043 | #define PARM2 GPR (1) /* optional parm 2 */ | |
3044 | #define PARM3 GPR (2) /* optional parm 3 */ | |
3045 | #define PARM4 GPR (3) /* optional parm 3 */ | |
3046 | ||
3047 | /* Registers set by trap 0 */ | |
3048 | ||
3049 | #define RETVAL(X) do { result = (X); SET_GPR (0, result); } while (0) | |
3050 | #define RETVAL32(X) do { result = (X); SET_GPR (0, result >> 16); SET_GPR (1, result); } while (0) | |
3051 | #define RETERR(X) SET_GPR (4, (X)) /* return error code */ | |
3052 | ||
3053 | /* Turn a pointer in a register into a pointer into real memory. */ | |
3054 | ||
3055 | #define MEMPTR(x) ((char *)(dmem_addr(x))) | |
3056 | ||
3057 | switch (FUNC) | |
3058 | { | |
3059 | #if !defined(__GO32__) && !defined(_WIN32) | |
3060 | case TARGET_SYS_fork: | |
3061 | trace_input ("<fork>", OP_VOID, OP_VOID, OP_VOID); | |
3062 | RETVAL (fork ()); | |
3063 | trace_output_16 (result); | |
3064 | break; | |
3065 | ||
3066 | #define getpid() 47 | |
3067 | case TARGET_SYS_getpid: | |
3068 | trace_input ("<getpid>", OP_VOID, OP_VOID, OP_VOID); | |
3069 | RETVAL (getpid ()); | |
3070 | trace_output_16 (result); | |
3071 | break; | |
3072 | ||
3073 | case TARGET_SYS_kill: | |
3074 | trace_input ("<kill>", OP_R0, OP_R1, OP_VOID); | |
3075 | if (PARM1 == getpid ()) | |
3076 | { | |
3077 | trace_output_void (); | |
3078 | State.exception = PARM2; | |
3079 | } | |
3080 | else | |
3081 | { | |
3082 | int os_sig = -1; | |
3083 | switch (PARM2) | |
3084 | { | |
3085 | #ifdef SIGHUP | |
3086 | case 1: os_sig = SIGHUP; break; | |
3087 | #endif | |
3088 | #ifdef SIGINT | |
3089 | case 2: os_sig = SIGINT; break; | |
3090 | #endif | |
3091 | #ifdef SIGQUIT | |
3092 | case 3: os_sig = SIGQUIT; break; | |
3093 | #endif | |
3094 | #ifdef SIGILL | |
3095 | case 4: os_sig = SIGILL; break; | |
3096 | #endif | |
3097 | #ifdef SIGTRAP | |
3098 | case 5: os_sig = SIGTRAP; break; | |
3099 | #endif | |
3100 | #ifdef SIGABRT | |
3101 | case 6: os_sig = SIGABRT; break; | |
3102 | #elif defined(SIGIOT) | |
3103 | case 6: os_sig = SIGIOT; break; | |
3104 | #endif | |
3105 | #ifdef SIGEMT | |
3106 | case 7: os_sig = SIGEMT; break; | |
3107 | #endif | |
3108 | #ifdef SIGFPE | |
3109 | case 8: os_sig = SIGFPE; break; | |
3110 | #endif | |
3111 | #ifdef SIGKILL | |
3112 | case 9: os_sig = SIGKILL; break; | |
3113 | #endif | |
3114 | #ifdef SIGBUS | |
3115 | case 10: os_sig = SIGBUS; break; | |
3116 | #endif | |
3117 | #ifdef SIGSEGV | |
3118 | case 11: os_sig = SIGSEGV; break; | |
3119 | #endif | |
3120 | #ifdef SIGSYS | |
3121 | case 12: os_sig = SIGSYS; break; | |
3122 | #endif | |
3123 | #ifdef SIGPIPE | |
3124 | case 13: os_sig = SIGPIPE; break; | |
3125 | #endif | |
3126 | #ifdef SIGALRM | |
3127 | case 14: os_sig = SIGALRM; break; | |
3128 | #endif | |
3129 | #ifdef SIGTERM | |
3130 | case 15: os_sig = SIGTERM; break; | |
3131 | #endif | |
3132 | #ifdef SIGURG | |
3133 | case 16: os_sig = SIGURG; break; | |
3134 | #endif | |
3135 | #ifdef SIGSTOP | |
3136 | case 17: os_sig = SIGSTOP; break; | |
3137 | #endif | |
3138 | #ifdef SIGTSTP | |
3139 | case 18: os_sig = SIGTSTP; break; | |
3140 | #endif | |
3141 | #ifdef SIGCONT | |
3142 | case 19: os_sig = SIGCONT; break; | |
3143 | #endif | |
3144 | #ifdef SIGCHLD | |
3145 | case 20: os_sig = SIGCHLD; break; | |
3146 | #elif defined(SIGCLD) | |
3147 | case 20: os_sig = SIGCLD; break; | |
3148 | #endif | |
3149 | #ifdef SIGTTIN | |
3150 | case 21: os_sig = SIGTTIN; break; | |
3151 | #endif | |
3152 | #ifdef SIGTTOU | |
3153 | case 22: os_sig = SIGTTOU; break; | |
3154 | #endif | |
3155 | #ifdef SIGIO | |
3156 | case 23: os_sig = SIGIO; break; | |
3157 | #elif defined (SIGPOLL) | |
3158 | case 23: os_sig = SIGPOLL; break; | |
3159 | #endif | |
3160 | #ifdef SIGXCPU | |
3161 | case 24: os_sig = SIGXCPU; break; | |
3162 | #endif | |
3163 | #ifdef SIGXFSZ | |
3164 | case 25: os_sig = SIGXFSZ; break; | |
3165 | #endif | |
3166 | #ifdef SIGVTALRM | |
3167 | case 26: os_sig = SIGVTALRM; break; | |
3168 | #endif | |
3169 | #ifdef SIGPROF | |
3170 | case 27: os_sig = SIGPROF; break; | |
3171 | #endif | |
3172 | #ifdef SIGWINCH | |
3173 | case 28: os_sig = SIGWINCH; break; | |
3174 | #endif | |
3175 | #ifdef SIGLOST | |
3176 | case 29: os_sig = SIGLOST; break; | |
3177 | #endif | |
3178 | #ifdef SIGUSR1 | |
3179 | case 30: os_sig = SIGUSR1; break; | |
3180 | #endif | |
3181 | #ifdef SIGUSR2 | |
3182 | case 31: os_sig = SIGUSR2; break; | |
3183 | #endif | |
3184 | } | |
3185 | ||
3186 | if (os_sig == -1) | |
3187 | { | |
3188 | trace_output_void (); | |
3189 | (*d10v_callback->printf_filtered) (d10v_callback, "Unknown signal %d\n", PARM2); | |
3190 | (*d10v_callback->flush_stdout) (d10v_callback); | |
3191 | State.exception = SIGILL; | |
3192 | } | |
3193 | else | |
3194 | { | |
3195 | RETVAL (kill (PARM1, PARM2)); | |
3196 | trace_output_16 (result); | |
3197 | } | |
3198 | } | |
3199 | break; | |
3200 | ||
3201 | case TARGET_SYS_execve: | |
3202 | trace_input ("<execve>", OP_R0, OP_R1, OP_R2); | |
3203 | RETVAL (execve (MEMPTR (PARM1), (char **) MEMPTR (PARM2), | |
3204 | (char **)MEMPTR (PARM3))); | |
3205 | trace_output_16 (result); | |
3206 | break; | |
3207 | ||
3208 | #ifdef TARGET_SYS_execv | |
3209 | case TARGET_SYS_execv: | |
3210 | trace_input ("<execv>", OP_R0, OP_R1, OP_VOID); | |
3211 | RETVAL (execve (MEMPTR (PARM1), (char **) MEMPTR (PARM2), NULL)); | |
3212 | trace_output_16 (result); | |
3213 | break; | |
3214 | #endif | |
3215 | ||
3216 | case TARGET_SYS_pipe: | |
3217 | { | |
3218 | reg_t buf; | |
3219 | int host_fd[2]; | |
3220 | ||
3221 | trace_input ("<pipe>", OP_R0, OP_VOID, OP_VOID); | |
3222 | buf = PARM1; | |
3223 | RETVAL (pipe (host_fd)); | |
3224 | SW (buf, host_fd[0]); | |
3225 | buf += sizeof(uint16); | |
3226 | SW (buf, host_fd[1]); | |
3227 | trace_output_16 (result); | |
3228 | } | |
3229 | break; | |
3230 | ||
3231 | #if 0 | |
3232 | #ifdef TARGET_SYS_wait | |
3233 | case TARGET_SYS_wait: | |
3234 | { | |
3235 | int status; | |
3236 | trace_input ("<wait>", OP_R0, OP_VOID, OP_VOID); | |
3237 | RETVAL (wait (&status)); | |
3238 | if (PARM1) | |
3239 | SW (PARM1, status); | |
3240 | trace_output_16 (result); | |
3241 | } | |
3242 | break; | |
3243 | #endif | |
3244 | #endif | |
3245 | #else | |
3246 | case TARGET_SYS_getpid: | |
3247 | trace_input ("<getpid>", OP_VOID, OP_VOID, OP_VOID); | |
3248 | RETVAL (1); | |
3249 | trace_output_16 (result); | |
3250 | break; | |
3251 | ||
3252 | case TARGET_SYS_kill: | |
3253 | trace_input ("<kill>", OP_REG, OP_REG, OP_VOID); | |
3254 | trace_output_void (); | |
3255 | State.exception = PARM2; | |
3256 | break; | |
3257 | #endif | |
3258 | ||
3259 | case TARGET_SYS_read: | |
3260 | trace_input ("<read>", OP_R0, OP_R1, OP_R2); | |
3261 | RETVAL (d10v_callback->read (d10v_callback, PARM1, MEMPTR (PARM2), | |
3262 | PARM3)); | |
3263 | trace_output_16 (result); | |
3264 | break; | |
3265 | ||
3266 | case TARGET_SYS_write: | |
3267 | trace_input ("<write>", OP_R0, OP_R1, OP_R2); | |
3268 | if (PARM1 == 1) | |
3269 | RETVAL ((int)d10v_callback->write_stdout (d10v_callback, | |
3270 | MEMPTR (PARM2), PARM3)); | |
3271 | else | |
3272 | RETVAL ((int)d10v_callback->write (d10v_callback, PARM1, | |
3273 | MEMPTR (PARM2), PARM3)); | |
3274 | trace_output_16 (result); | |
3275 | break; | |
3276 | ||
3277 | case TARGET_SYS_lseek: | |
3278 | trace_input ("<lseek>", OP_R0, OP_R1, OP_R2); | |
3279 | RETVAL32 (d10v_callback->lseek (d10v_callback, PARM1, | |
3280 | ((((unsigned long) PARM2) << 16) | |
3281 | || (unsigned long) PARM3), | |
3282 | PARM4)); | |
3283 | trace_output_32 (result); | |
3284 | break; | |
3285 | ||
3286 | case TARGET_SYS_close: | |
3287 | trace_input ("<close>", OP_R0, OP_VOID, OP_VOID); | |
3288 | RETVAL (d10v_callback->close (d10v_callback, PARM1)); | |
3289 | trace_output_16 (result); | |
3290 | break; | |
3291 | ||
3292 | case TARGET_SYS_open: | |
3293 | trace_input ("<open>", OP_R0, OP_R1, OP_R2); | |
3294 | RETVAL (d10v_callback->open (d10v_callback, MEMPTR (PARM1), PARM2)); | |
3295 | trace_output_16 (result); | |
3296 | break; | |
3297 | ||
3298 | case TARGET_SYS_exit: | |
3299 | trace_input ("<exit>", OP_R0, OP_VOID, OP_VOID); | |
3300 | State.exception = SIG_D10V_EXIT; | |
3301 | trace_output_void (); | |
3302 | break; | |
3303 | ||
7a292a7a | 3304 | #ifdef TARGET_SYS_stat |
c906108c SS |
3305 | case TARGET_SYS_stat: |
3306 | trace_input ("<stat>", OP_R0, OP_R1, OP_VOID); | |
3307 | /* stat system call */ | |
3308 | { | |
3309 | struct stat host_stat; | |
3310 | reg_t buf; | |
3311 | ||
3312 | RETVAL (stat (MEMPTR (PARM1), &host_stat)); | |
3313 | ||
3314 | buf = PARM2; | |
3315 | ||
3316 | /* The hard-coded offsets and sizes were determined by using | |
3317 | * the D10V compiler on a test program that used struct stat. | |
3318 | */ | |
3319 | SW (buf, host_stat.st_dev); | |
3320 | SW (buf+2, host_stat.st_ino); | |
3321 | SW (buf+4, host_stat.st_mode); | |
3322 | SW (buf+6, host_stat.st_nlink); | |
3323 | SW (buf+8, host_stat.st_uid); | |
3324 | SW (buf+10, host_stat.st_gid); | |
3325 | SW (buf+12, host_stat.st_rdev); | |
3326 | SLW (buf+16, host_stat.st_size); | |
3327 | SLW (buf+20, host_stat.st_atime); | |
3328 | SLW (buf+28, host_stat.st_mtime); | |
3329 | SLW (buf+36, host_stat.st_ctime); | |
3330 | } | |
3331 | trace_output_16 (result); | |
3332 | break; | |
7a292a7a | 3333 | #endif |
c906108c SS |
3334 | |
3335 | case TARGET_SYS_chown: | |
3336 | trace_input ("<chown>", OP_R0, OP_R1, OP_R2); | |
3337 | RETVAL (chown (MEMPTR (PARM1), PARM2, PARM3)); | |
3338 | trace_output_16 (result); | |
3339 | break; | |
3340 | ||
3341 | case TARGET_SYS_chmod: | |
3342 | trace_input ("<chmod>", OP_R0, OP_R1, OP_R2); | |
3343 | RETVAL (chmod (MEMPTR (PARM1), PARM2)); | |
3344 | trace_output_16 (result); | |
3345 | break; | |
3346 | ||
3347 | #if 0 | |
3348 | #ifdef TARGET_SYS_utime | |
3349 | case TARGET_SYS_utime: | |
3350 | trace_input ("<utime>", OP_R0, OP_R1, OP_R2); | |
3351 | /* Cast the second argument to void *, to avoid type mismatch | |
3352 | if a prototype is present. */ | |
3353 | RETVAL (utime (MEMPTR (PARM1), (void *) MEMPTR (PARM2))); | |
3354 | trace_output_16 (result); | |
3355 | break; | |
3356 | #endif | |
3357 | #endif | |
3358 | ||
3359 | #if 0 | |
3360 | #ifdef TARGET_SYS_time | |
3361 | case TARGET_SYS_time: | |
3362 | trace_input ("<time>", OP_R0, OP_R1, OP_R2); | |
3363 | RETVAL32 (time (PARM1 ? MEMPTR (PARM1) : NULL)); | |
3364 | trace_output_32 (result); | |
3365 | break; | |
3366 | #endif | |
3367 | #endif | |
3368 | ||
3369 | default: | |
3370 | d10v_callback->error (d10v_callback, "Unknown syscall %d", FUNC); | |
3371 | } | |
3372 | if ((uint16) result == (uint16) -1) | |
3373 | RETERR (d10v_callback->get_errno(d10v_callback)); | |
3374 | else | |
3375 | RETERR (0); | |
3376 | break; | |
3377 | } | |
3378 | } | |
3379 | } | |
3380 | ||
3381 | /* tst0i */ | |
3382 | void | |
3383 | OP_7000000 () | |
3384 | { | |
3385 | trace_input ("tst0i", OP_REG, OP_CONSTANT16, OP_VOID); | |
3386 | SET_PSW_F1 (PSW_F0);; | |
3387 | SET_PSW_F0 ((GPR (OP[0]) & OP[1]) ? 1 : 0); | |
3388 | trace_output_flag (); | |
3389 | } | |
3390 | ||
3391 | /* tst1i */ | |
3392 | void | |
3393 | OP_F000000 () | |
3394 | { | |
3395 | trace_input ("tst1i", OP_REG, OP_CONSTANT16, OP_VOID); | |
3396 | SET_PSW_F1 (PSW_F0); | |
3397 | SET_PSW_F0 ((~(GPR (OP[0])) & OP[1]) ? 1 : 0); | |
3398 | trace_output_flag (); | |
3399 | } | |
3400 | ||
3401 | /* wait */ | |
3402 | void | |
3403 | OP_5F80 () | |
3404 | { | |
3405 | trace_input ("wait", OP_VOID, OP_VOID, OP_VOID); | |
3406 | SET_PSW_IE (1); | |
3407 | trace_output_void (); | |
3408 | } | |
3409 | ||
3410 | /* xor */ | |
3411 | void | |
3412 | OP_A00 () | |
3413 | { | |
3414 | int16 tmp; | |
3415 | trace_input ("xor", OP_REG, OP_REG, OP_VOID); | |
3416 | tmp = (GPR (OP[0]) ^ GPR (OP[1])); | |
3417 | SET_GPR (OP[0], tmp); | |
3418 | trace_output_16 (tmp); | |
3419 | } | |
3420 | ||
3421 | /* xor3 */ | |
3422 | void | |
3423 | OP_5000000 () | |
3424 | { | |
3425 | int16 tmp; | |
3426 | trace_input ("xor3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16); | |
3427 | tmp = (GPR (OP[1]) ^ OP[2]); | |
3428 | SET_GPR (OP[0], tmp); | |
3429 | trace_output_16 (tmp); | |
3430 | } | |
3431 |