Commit | Line | Data |
---|---|---|
fd3c93d5 DB |
1 | /* Assembler interface for targets using CGEN. -*- C -*- |
2 | CGEN: Cpu tools GENerator | |
3 | ||
47b0e7ad NC |
4 | THIS FILE IS MACHINE GENERATED WITH CGEN. |
5 | - the resultant file is machine generated, cgen-asm.in isn't | |
fd3c93d5 | 6 | |
05994f45 | 7 | Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2005, 2007, 2008, 2010 |
47b0e7ad | 8 | Free Software Foundation, Inc. |
fd3c93d5 | 9 | |
9b201bb5 | 10 | This file is part of libopcodes. |
fd3c93d5 | 11 | |
9b201bb5 | 12 | This library is free software; you can redistribute it and/or modify |
47b0e7ad | 13 | it under the terms of the GNU General Public License as published by |
9b201bb5 | 14 | the Free Software Foundation; either version 3, or (at your option) |
47b0e7ad | 15 | any later version. |
fd3c93d5 | 16 | |
9b201bb5 NC |
17 | It is distributed in the hope that it will be useful, but WITHOUT |
18 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
19 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
20 | License for more details. | |
fd3c93d5 | 21 | |
47b0e7ad NC |
22 | You should have received a copy of the GNU General Public License |
23 | along with this program; if not, write to the Free Software Foundation, Inc., | |
24 | 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ | |
fd3c93d5 | 25 | |
9b201bb5 | 26 | |
fd3c93d5 DB |
27 | /* ??? Eventually more and more of this stuff can go to cpu-independent files. |
28 | Keep that in mind. */ | |
29 | ||
30 | #include "sysdep.h" | |
31 | #include <stdio.h> | |
32 | #include "ansidecl.h" | |
33 | #include "bfd.h" | |
34 | #include "symcat.h" | |
35 | #include "frv-desc.h" | |
36 | #include "frv-opc.h" | |
37 | #include "opintl.h" | |
38 | #include "xregex.h" | |
39 | #include "libiberty.h" | |
40 | #include "safe-ctype.h" | |
41 | ||
42 | #undef min | |
43 | #define min(a,b) ((a) < (b) ? (a) : (b)) | |
44 | #undef max | |
45 | #define max(a,b) ((a) > (b) ? (a) : (b)) | |
46 | ||
47 | static const char * parse_insn_normal | |
ffead7ae | 48 | (CGEN_CPU_DESC, const CGEN_INSN *, const char **, CGEN_FIELDS *); |
fd3c93d5 DB |
49 | \f |
50 | /* -- assembler routines inserted here. */ | |
51 | ||
52 | /* -- asm.c */ | |
90219bd0 AO |
53 | inline static const char * |
54 | parse_symbolic_address (CGEN_CPU_DESC cd, | |
55 | const char **strp, | |
56 | int opindex, | |
57 | int opinfo, | |
58 | enum cgen_parse_operand_result *resultp, | |
59 | bfd_vma *valuep) | |
60 | { | |
61 | enum cgen_parse_operand_result result_type; | |
62 | const char *errmsg = (* cd->parse_operand_fn) | |
63 | (cd, CGEN_PARSE_OPERAND_SYMBOLIC, strp, opindex, opinfo, | |
64 | &result_type, valuep); | |
65 | ||
66 | if (errmsg == NULL | |
67 | && result_type != CGEN_PARSE_OPERAND_RESULT_QUEUED) | |
68 | return "symbolic expression required"; | |
69 | ||
70 | if (resultp) | |
71 | *resultp = result_type; | |
72 | ||
73 | return errmsg; | |
74 | } | |
75 | ||
76 | static const char * | |
77 | parse_ldd_annotation (CGEN_CPU_DESC cd, | |
78 | const char **strp, | |
79 | int opindex, | |
33b71eeb | 80 | unsigned long *valuep) |
90219bd0 AO |
81 | { |
82 | const char *errmsg; | |
83 | enum cgen_parse_operand_result result_type; | |
84 | bfd_vma value; | |
85 | ||
86 | if (**strp == '#' || **strp == '%') | |
87 | { | |
88 | if (strncasecmp (*strp + 1, "tlsdesc(", 8) == 0) | |
89 | { | |
90 | *strp += 9; | |
91 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
92 | BFD_RELOC_FRV_TLSDESC_RELAX, | |
93 | &result_type, &value); | |
94 | if (**strp != ')') | |
95 | return "missing ')'"; | |
96 | if (valuep) | |
97 | *valuep = value; | |
98 | ++*strp; | |
99 | if (errmsg) | |
100 | return errmsg; | |
101 | } | |
102 | } | |
103 | ||
104 | while (**strp == ' ' || **strp == '\t') | |
105 | ++*strp; | |
106 | ||
107 | if (**strp != '@') | |
108 | return "missing `@'"; | |
109 | ||
110 | ++*strp; | |
111 | ||
112 | return NULL; | |
113 | } | |
114 | ||
115 | static const char * | |
116 | parse_call_annotation (CGEN_CPU_DESC cd, | |
117 | const char **strp, | |
118 | int opindex, | |
33b71eeb | 119 | unsigned long *valuep) |
90219bd0 AO |
120 | { |
121 | const char *errmsg; | |
122 | enum cgen_parse_operand_result result_type; | |
123 | bfd_vma value; | |
124 | ||
125 | if (**strp == '#' || **strp == '%') | |
126 | { | |
127 | if (strncasecmp (*strp + 1, "gettlsoff(", 10) == 0) | |
128 | { | |
129 | *strp += 11; | |
130 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
131 | BFD_RELOC_FRV_GETTLSOFF_RELAX, | |
132 | &result_type, &value); | |
133 | if (**strp != ')') | |
134 | return "missing ')'"; | |
135 | if (valuep) | |
136 | *valuep = value; | |
137 | ++*strp; | |
138 | if (errmsg) | |
139 | return errmsg; | |
140 | } | |
141 | } | |
142 | ||
143 | while (**strp == ' ' || **strp == '\t') | |
144 | ++*strp; | |
145 | ||
146 | if (**strp != '@') | |
147 | return "missing `@'"; | |
148 | ||
149 | ++*strp; | |
150 | ||
151 | return NULL; | |
152 | } | |
153 | ||
154 | static const char * | |
155 | parse_ld_annotation (CGEN_CPU_DESC cd, | |
156 | const char **strp, | |
157 | int opindex, | |
33b71eeb | 158 | unsigned long *valuep) |
90219bd0 AO |
159 | { |
160 | const char *errmsg; | |
161 | enum cgen_parse_operand_result result_type; | |
162 | bfd_vma value; | |
163 | ||
164 | if (**strp == '#' || **strp == '%') | |
165 | { | |
166 | if (strncasecmp (*strp + 1, "tlsoff(", 7) == 0) | |
167 | { | |
168 | *strp += 8; | |
169 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
170 | BFD_RELOC_FRV_TLSOFF_RELAX, | |
171 | &result_type, &value); | |
172 | if (**strp != ')') | |
173 | return "missing ')'"; | |
174 | if (valuep) | |
175 | *valuep = value; | |
176 | ++*strp; | |
177 | if (errmsg) | |
178 | return errmsg; | |
179 | } | |
180 | } | |
181 | ||
182 | while (**strp == ' ' || **strp == '\t') | |
183 | ++*strp; | |
184 | ||
185 | if (**strp != '@') | |
186 | return "missing `@'"; | |
187 | ||
188 | ++*strp; | |
189 | ||
190 | return NULL; | |
191 | } | |
192 | ||
fd3c93d5 | 193 | static const char * |
47b0e7ad NC |
194 | parse_ulo16 (CGEN_CPU_DESC cd, |
195 | const char **strp, | |
196 | int opindex, | |
197 | unsigned long *valuep) | |
fd3c93d5 DB |
198 | { |
199 | const char *errmsg; | |
200 | enum cgen_parse_operand_result result_type; | |
201 | bfd_vma value; | |
202 | ||
203 | if (**strp == '#' || **strp == '%') | |
204 | { | |
205 | if (strncasecmp (*strp + 1, "lo(", 3) == 0) | |
206 | { | |
207 | *strp += 4; | |
208 | errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_FRV_LO16, | |
47b0e7ad | 209 | & result_type, & value); |
fd3c93d5 DB |
210 | if (**strp != ')') |
211 | return "missing `)'"; | |
212 | ++*strp; | |
213 | if (errmsg == NULL | |
214 | && result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER) | |
215 | value &= 0xffff; | |
216 | *valuep = value; | |
217 | return errmsg; | |
218 | } | |
219 | if (strncasecmp (*strp + 1, "gprello(", 8) == 0) | |
220 | { | |
221 | *strp += 9; | |
90219bd0 AO |
222 | errmsg = parse_symbolic_address (cd, strp, opindex, |
223 | BFD_RELOC_FRV_GPRELLO, | |
47b0e7ad | 224 | & result_type, & value); |
fd3c93d5 DB |
225 | if (**strp != ')') |
226 | return "missing ')'"; | |
227 | ++*strp; | |
ba2d3f07 AO |
228 | *valuep = value; |
229 | return errmsg; | |
230 | } | |
231 | else if (strncasecmp (*strp + 1, "gotlo(", 6) == 0) | |
232 | { | |
233 | *strp += 7; | |
90219bd0 AO |
234 | errmsg = parse_symbolic_address (cd, strp, opindex, |
235 | BFD_RELOC_FRV_GOTLO, | |
47b0e7ad | 236 | & result_type, & value); |
ba2d3f07 AO |
237 | if (**strp != ')') |
238 | return "missing ')'"; | |
239 | ++*strp; | |
ba2d3f07 AO |
240 | *valuep = value; |
241 | return errmsg; | |
242 | } | |
243 | else if (strncasecmp (*strp + 1, "gotfuncdesclo(", 14) == 0) | |
244 | { | |
245 | *strp += 15; | |
90219bd0 AO |
246 | errmsg = parse_symbolic_address (cd, strp, opindex, |
247 | BFD_RELOC_FRV_FUNCDESC_GOTLO, | |
47b0e7ad | 248 | & result_type, & value); |
ba2d3f07 AO |
249 | if (**strp != ')') |
250 | return "missing ')'"; | |
251 | ++*strp; | |
ba2d3f07 AO |
252 | *valuep = value; |
253 | return errmsg; | |
254 | } | |
255 | else if (strncasecmp (*strp + 1, "gotofflo(", 9) == 0) | |
256 | { | |
257 | *strp += 10; | |
90219bd0 AO |
258 | errmsg = parse_symbolic_address (cd, strp, opindex, |
259 | BFD_RELOC_FRV_GOTOFFLO, | |
47b0e7ad | 260 | & result_type, & value); |
ba2d3f07 AO |
261 | if (**strp != ')') |
262 | return "missing ')'"; | |
263 | ++*strp; | |
ba2d3f07 AO |
264 | *valuep = value; |
265 | return errmsg; | |
266 | } | |
267 | else if (strncasecmp (*strp + 1, "gotofffuncdesclo(", 17) == 0) | |
268 | { | |
269 | *strp += 18; | |
90219bd0 AO |
270 | errmsg = parse_symbolic_address (cd, strp, opindex, |
271 | BFD_RELOC_FRV_FUNCDESC_GOTOFFLO, | |
47b0e7ad | 272 | & result_type, & value); |
90219bd0 AO |
273 | if (**strp != ')') |
274 | return "missing ')'"; | |
275 | ++*strp; | |
276 | *valuep = value; | |
277 | return errmsg; | |
278 | } | |
279 | else if (strncasecmp (*strp + 1, "gottlsdesclo(", 13) == 0) | |
280 | { | |
281 | *strp += 14; | |
282 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
283 | BFD_RELOC_FRV_GOTTLSDESCLO, | |
47b0e7ad | 284 | & result_type, & value); |
90219bd0 AO |
285 | if (**strp != ')') |
286 | return "missing ')'"; | |
287 | ++*strp; | |
288 | *valuep = value; | |
289 | return errmsg; | |
290 | } | |
291 | else if (strncasecmp (*strp + 1, "tlsmofflo(", 10) == 0) | |
292 | { | |
293 | *strp += 11; | |
294 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
295 | BFD_RELOC_FRV_TLSMOFFLO, | |
47b0e7ad | 296 | & result_type, & value); |
90219bd0 AO |
297 | if (**strp != ')') |
298 | return "missing ')'"; | |
299 | ++*strp; | |
300 | *valuep = value; | |
301 | return errmsg; | |
302 | } | |
303 | else if (strncasecmp (*strp + 1, "gottlsofflo(", 12) == 0) | |
304 | { | |
305 | *strp += 13; | |
306 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
307 | BFD_RELOC_FRV_GOTTLSOFFLO, | |
47b0e7ad | 308 | & result_type, & value); |
ba2d3f07 AO |
309 | if (**strp != ')') |
310 | return "missing ')'"; | |
311 | ++*strp; | |
fd3c93d5 DB |
312 | *valuep = value; |
313 | return errmsg; | |
314 | } | |
315 | } | |
33b71eeb | 316 | return cgen_parse_unsigned_integer (cd, strp, opindex, valuep); |
fd3c93d5 DB |
317 | } |
318 | ||
319 | static const char * | |
47b0e7ad NC |
320 | parse_uslo16 (CGEN_CPU_DESC cd, |
321 | const char **strp, | |
322 | int opindex, | |
323 | signed long *valuep) | |
fd3c93d5 DB |
324 | { |
325 | const char *errmsg; | |
326 | enum cgen_parse_operand_result result_type; | |
327 | bfd_vma value; | |
328 | ||
329 | if (**strp == '#' || **strp == '%') | |
330 | { | |
331 | if (strncasecmp (*strp + 1, "lo(", 3) == 0) | |
332 | { | |
333 | *strp += 4; | |
334 | errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_FRV_LO16, | |
47b0e7ad | 335 | & result_type, & value); |
fd3c93d5 DB |
336 | if (**strp != ')') |
337 | return "missing `)'"; | |
338 | ++*strp; | |
339 | if (errmsg == NULL | |
340 | && result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER) | |
341 | value &= 0xffff; | |
342 | *valuep = value; | |
343 | return errmsg; | |
344 | } | |
345 | else if (strncasecmp (*strp + 1, "gprello(", 8) == 0) | |
346 | { | |
347 | *strp += 9; | |
90219bd0 AO |
348 | errmsg = parse_symbolic_address (cd, strp, opindex, |
349 | BFD_RELOC_FRV_GPRELLO, | |
47b0e7ad | 350 | & result_type, & value); |
fd3c93d5 DB |
351 | if (**strp != ')') |
352 | return "missing ')'"; | |
353 | ++*strp; | |
fd3c93d5 DB |
354 | *valuep = value; |
355 | return errmsg; | |
356 | } | |
ba2d3f07 AO |
357 | else if (strncasecmp (*strp + 1, "gotlo(", 6) == 0) |
358 | { | |
359 | *strp += 7; | |
90219bd0 AO |
360 | errmsg = parse_symbolic_address (cd, strp, opindex, |
361 | BFD_RELOC_FRV_GOTLO, | |
47b0e7ad | 362 | & result_type, & value); |
ba2d3f07 AO |
363 | if (**strp != ')') |
364 | return "missing ')'"; | |
365 | ++*strp; | |
ba2d3f07 AO |
366 | *valuep = value; |
367 | return errmsg; | |
368 | } | |
369 | else if (strncasecmp (*strp + 1, "gotfuncdesclo(", 14) == 0) | |
370 | { | |
371 | *strp += 15; | |
90219bd0 AO |
372 | errmsg = parse_symbolic_address (cd, strp, opindex, |
373 | BFD_RELOC_FRV_FUNCDESC_GOTLO, | |
47b0e7ad | 374 | & result_type, & value); |
ba2d3f07 AO |
375 | if (**strp != ')') |
376 | return "missing ')'"; | |
377 | ++*strp; | |
ba2d3f07 AO |
378 | *valuep = value; |
379 | return errmsg; | |
380 | } | |
381 | else if (strncasecmp (*strp + 1, "gotofflo(", 9) == 0) | |
382 | { | |
383 | *strp += 10; | |
90219bd0 AO |
384 | errmsg = parse_symbolic_address (cd, strp, opindex, |
385 | BFD_RELOC_FRV_GOTOFFLO, | |
47b0e7ad | 386 | & result_type, & value); |
ba2d3f07 AO |
387 | if (**strp != ')') |
388 | return "missing ')'"; | |
389 | ++*strp; | |
ba2d3f07 AO |
390 | *valuep = value; |
391 | return errmsg; | |
392 | } | |
393 | else if (strncasecmp (*strp + 1, "gotofffuncdesclo(", 17) == 0) | |
394 | { | |
395 | *strp += 18; | |
90219bd0 AO |
396 | errmsg = parse_symbolic_address (cd, strp, opindex, |
397 | BFD_RELOC_FRV_FUNCDESC_GOTOFFLO, | |
47b0e7ad | 398 | & result_type, & value); |
90219bd0 AO |
399 | if (**strp != ')') |
400 | return "missing ')'"; | |
401 | ++*strp; | |
402 | *valuep = value; | |
403 | return errmsg; | |
404 | } | |
405 | else if (strncasecmp (*strp + 1, "gottlsdesclo(", 13) == 0) | |
406 | { | |
407 | *strp += 14; | |
408 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
409 | BFD_RELOC_FRV_GOTTLSDESCLO, | |
47b0e7ad | 410 | & result_type, & value); |
90219bd0 AO |
411 | if (**strp != ')') |
412 | return "missing ')'"; | |
413 | ++*strp; | |
414 | *valuep = value; | |
415 | return errmsg; | |
416 | } | |
417 | else if (strncasecmp (*strp + 1, "tlsmofflo(", 10) == 0) | |
418 | { | |
419 | *strp += 11; | |
420 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
421 | BFD_RELOC_FRV_TLSMOFFLO, | |
47b0e7ad | 422 | & result_type, & value); |
90219bd0 AO |
423 | if (**strp != ')') |
424 | return "missing ')'"; | |
425 | ++*strp; | |
426 | *valuep = value; | |
427 | return errmsg; | |
428 | } | |
429 | else if (strncasecmp (*strp + 1, "gottlsofflo(", 12) == 0) | |
430 | { | |
431 | *strp += 13; | |
432 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
433 | BFD_RELOC_FRV_GOTTLSOFFLO, | |
47b0e7ad | 434 | & result_type, & value); |
ba2d3f07 AO |
435 | if (**strp != ')') |
436 | return "missing ')'"; | |
437 | ++*strp; | |
ba2d3f07 AO |
438 | *valuep = value; |
439 | return errmsg; | |
440 | } | |
fd3c93d5 | 441 | } |
33b71eeb | 442 | return cgen_parse_signed_integer (cd, strp, opindex, valuep); |
fd3c93d5 DB |
443 | } |
444 | ||
445 | static const char * | |
47b0e7ad NC |
446 | parse_uhi16 (CGEN_CPU_DESC cd, |
447 | const char **strp, | |
448 | int opindex, | |
449 | unsigned long *valuep) | |
fd3c93d5 DB |
450 | { |
451 | const char *errmsg; | |
452 | enum cgen_parse_operand_result result_type; | |
453 | bfd_vma value; | |
454 | ||
455 | if (**strp == '#' || **strp == '%') | |
456 | { | |
457 | if (strncasecmp (*strp + 1, "hi(", 3) == 0) | |
458 | { | |
459 | *strp += 4; | |
460 | errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_FRV_HI16, | |
47b0e7ad | 461 | & result_type, & value); |
fd3c93d5 DB |
462 | if (**strp != ')') |
463 | return "missing `)'"; | |
464 | ++*strp; | |
465 | if (errmsg == NULL | |
466 | && result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER) | |
90219bd0 AO |
467 | { |
468 | /* If bfd_vma is wider than 32 bits, but we have a sign- | |
469 | or zero-extension, truncate it. */ | |
470 | if (value >= - ((bfd_vma)1 << 31) | |
471 | || value <= ((bfd_vma)1 << 31) - (bfd_vma)1) | |
472 | value &= (((bfd_vma)1 << 16) << 16) - 1; | |
473 | value >>= 16; | |
474 | } | |
fd3c93d5 DB |
475 | *valuep = value; |
476 | return errmsg; | |
477 | } | |
478 | else if (strncasecmp (*strp + 1, "gprelhi(", 8) == 0) | |
479 | { | |
480 | *strp += 9; | |
90219bd0 AO |
481 | errmsg = parse_symbolic_address (cd, strp, opindex, |
482 | BFD_RELOC_FRV_GPRELHI, | |
47b0e7ad | 483 | & result_type, & value); |
fd3c93d5 DB |
484 | if (**strp != ')') |
485 | return "missing ')'"; | |
486 | ++*strp; | |
fd3c93d5 DB |
487 | *valuep = value; |
488 | return errmsg; | |
489 | } | |
ba2d3f07 AO |
490 | else if (strncasecmp (*strp + 1, "gothi(", 6) == 0) |
491 | { | |
492 | *strp += 7; | |
90219bd0 AO |
493 | errmsg = parse_symbolic_address (cd, strp, opindex, |
494 | BFD_RELOC_FRV_GOTHI, | |
47b0e7ad | 495 | & result_type, & value); |
ba2d3f07 AO |
496 | if (**strp != ')') |
497 | return "missing ')'"; | |
498 | ++*strp; | |
ba2d3f07 AO |
499 | *valuep = value; |
500 | return errmsg; | |
501 | } | |
502 | else if (strncasecmp (*strp + 1, "gotfuncdeschi(", 14) == 0) | |
503 | { | |
504 | *strp += 15; | |
90219bd0 AO |
505 | errmsg = parse_symbolic_address (cd, strp, opindex, |
506 | BFD_RELOC_FRV_FUNCDESC_GOTHI, | |
47b0e7ad | 507 | & result_type, & value); |
ba2d3f07 AO |
508 | if (**strp != ')') |
509 | return "missing ')'"; | |
510 | ++*strp; | |
ba2d3f07 AO |
511 | *valuep = value; |
512 | return errmsg; | |
513 | } | |
514 | else if (strncasecmp (*strp + 1, "gotoffhi(", 9) == 0) | |
515 | { | |
516 | *strp += 10; | |
90219bd0 AO |
517 | errmsg = parse_symbolic_address (cd, strp, opindex, |
518 | BFD_RELOC_FRV_GOTOFFHI, | |
47b0e7ad | 519 | & result_type, & value); |
ba2d3f07 AO |
520 | if (**strp != ')') |
521 | return "missing ')'"; | |
522 | ++*strp; | |
ba2d3f07 AO |
523 | *valuep = value; |
524 | return errmsg; | |
525 | } | |
526 | else if (strncasecmp (*strp + 1, "gotofffuncdeschi(", 17) == 0) | |
527 | { | |
528 | *strp += 18; | |
90219bd0 AO |
529 | errmsg = parse_symbolic_address (cd, strp, opindex, |
530 | BFD_RELOC_FRV_FUNCDESC_GOTOFFHI, | |
47b0e7ad | 531 | & result_type, & value); |
90219bd0 AO |
532 | if (**strp != ')') |
533 | return "missing ')'"; | |
534 | ++*strp; | |
535 | *valuep = value; | |
536 | return errmsg; | |
537 | } | |
538 | else if (strncasecmp (*strp + 1, "gottlsdeschi(", 13) == 0) | |
539 | { | |
540 | *strp += 14; | |
541 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
542 | BFD_RELOC_FRV_GOTTLSDESCHI, | |
543 | &result_type, &value); | |
544 | if (**strp != ')') | |
545 | return "missing ')'"; | |
546 | ++*strp; | |
547 | *valuep = value; | |
548 | return errmsg; | |
549 | } | |
550 | else if (strncasecmp (*strp + 1, "tlsmoffhi(", 10) == 0) | |
551 | { | |
552 | *strp += 11; | |
553 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
554 | BFD_RELOC_FRV_TLSMOFFHI, | |
47b0e7ad | 555 | & result_type, & value); |
90219bd0 AO |
556 | if (**strp != ')') |
557 | return "missing ')'"; | |
558 | ++*strp; | |
559 | *valuep = value; | |
560 | return errmsg; | |
561 | } | |
562 | else if (strncasecmp (*strp + 1, "gottlsoffhi(", 12) == 0) | |
563 | { | |
564 | *strp += 13; | |
565 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
566 | BFD_RELOC_FRV_GOTTLSOFFHI, | |
47b0e7ad | 567 | & result_type, & value); |
ba2d3f07 AO |
568 | if (**strp != ')') |
569 | return "missing ')'"; | |
570 | ++*strp; | |
ba2d3f07 AO |
571 | *valuep = value; |
572 | return errmsg; | |
573 | } | |
fd3c93d5 DB |
574 | } |
575 | return cgen_parse_unsigned_integer (cd, strp, opindex, valuep); | |
576 | } | |
577 | ||
578 | static long | |
47b0e7ad | 579 | parse_register_number (const char **strp) |
fd3c93d5 DB |
580 | { |
581 | int regno; | |
47b0e7ad | 582 | |
fd3c93d5 DB |
583 | if (**strp < '0' || **strp > '9') |
584 | return -1; /* error */ | |
585 | ||
586 | regno = **strp - '0'; | |
587 | for (++*strp; **strp >= '0' && **strp <= '9'; ++*strp) | |
588 | regno = regno * 10 + (**strp - '0'); | |
589 | ||
590 | return regno; | |
591 | } | |
592 | ||
593 | static const char * | |
47b0e7ad NC |
594 | parse_spr (CGEN_CPU_DESC cd, |
595 | const char **strp, | |
596 | CGEN_KEYWORD * table, | |
597 | long *valuep) | |
fd3c93d5 DB |
598 | { |
599 | const char *save_strp; | |
600 | long regno; | |
601 | ||
602 | /* Check for spr index notation. */ | |
603 | if (strncasecmp (*strp, "spr[", 4) == 0) | |
604 | { | |
605 | *strp += 4; | |
606 | regno = parse_register_number (strp); | |
607 | if (**strp != ']') | |
47b0e7ad | 608 | return _("missing `]'"); |
fd3c93d5 DB |
609 | ++*strp; |
610 | if (! spr_valid (regno)) | |
47b0e7ad | 611 | return _("Special purpose register number is out of range"); |
fd3c93d5 DB |
612 | *valuep = regno; |
613 | return NULL; | |
614 | } | |
615 | ||
616 | save_strp = *strp; | |
617 | regno = parse_register_number (strp); | |
618 | if (regno != -1) | |
619 | { | |
620 | if (! spr_valid (regno)) | |
47b0e7ad | 621 | return _("Special purpose register number is out of range"); |
fd3c93d5 DB |
622 | *valuep = regno; |
623 | return NULL; | |
624 | } | |
625 | ||
626 | *strp = save_strp; | |
627 | return cgen_parse_keyword (cd, strp, table, valuep); | |
628 | } | |
629 | ||
630 | static const char * | |
47b0e7ad NC |
631 | parse_d12 (CGEN_CPU_DESC cd, |
632 | const char **strp, | |
633 | int opindex, | |
634 | long *valuep) | |
fd3c93d5 DB |
635 | { |
636 | const char *errmsg; | |
637 | enum cgen_parse_operand_result result_type; | |
638 | bfd_vma value; | |
639 | ||
640 | /* Check for small data reference. */ | |
641 | if (**strp == '#' || **strp == '%') | |
642 | { | |
643 | if (strncasecmp (*strp + 1, "gprel12(", 8) == 0) | |
644 | { | |
645 | *strp += 9; | |
90219bd0 AO |
646 | errmsg = parse_symbolic_address (cd, strp, opindex, |
647 | BFD_RELOC_FRV_GPREL12, | |
47b0e7ad | 648 | & result_type, & value); |
fd3c93d5 DB |
649 | if (**strp != ')') |
650 | return "missing `)'"; | |
651 | ++*strp; | |
652 | *valuep = value; | |
653 | return errmsg; | |
654 | } | |
ba2d3f07 AO |
655 | else if (strncasecmp (*strp + 1, "got12(", 6) == 0) |
656 | { | |
657 | *strp += 7; | |
90219bd0 AO |
658 | errmsg = parse_symbolic_address (cd, strp, opindex, |
659 | BFD_RELOC_FRV_GOT12, | |
47b0e7ad | 660 | & result_type, & value); |
ba2d3f07 AO |
661 | if (**strp != ')') |
662 | return "missing ')'"; | |
663 | ++*strp; | |
664 | *valuep = value; | |
665 | return errmsg; | |
666 | } | |
667 | else if (strncasecmp (*strp + 1, "gotfuncdesc12(", 14) == 0) | |
668 | { | |
669 | *strp += 15; | |
90219bd0 AO |
670 | errmsg = parse_symbolic_address (cd, strp, opindex, |
671 | BFD_RELOC_FRV_FUNCDESC_GOT12, | |
47b0e7ad | 672 | & result_type, & value); |
ba2d3f07 AO |
673 | if (**strp != ')') |
674 | return "missing ')'"; | |
675 | ++*strp; | |
676 | *valuep = value; | |
677 | return errmsg; | |
678 | } | |
679 | else if (strncasecmp (*strp + 1, "gotoff12(", 9) == 0) | |
680 | { | |
681 | *strp += 10; | |
90219bd0 AO |
682 | errmsg = parse_symbolic_address (cd, strp, opindex, |
683 | BFD_RELOC_FRV_GOTOFF12, | |
47b0e7ad | 684 | & result_type, & value); |
ba2d3f07 AO |
685 | if (**strp != ')') |
686 | return "missing ')'"; | |
687 | ++*strp; | |
688 | *valuep = value; | |
689 | return errmsg; | |
690 | } | |
691 | else if (strncasecmp (*strp + 1, "gotofffuncdesc12(", 17) == 0) | |
692 | { | |
693 | *strp += 18; | |
90219bd0 AO |
694 | errmsg = parse_symbolic_address (cd, strp, opindex, |
695 | BFD_RELOC_FRV_FUNCDESC_GOTOFF12, | |
47b0e7ad | 696 | & result_type, & value); |
90219bd0 AO |
697 | if (**strp != ')') |
698 | return "missing ')'"; | |
699 | ++*strp; | |
700 | *valuep = value; | |
701 | return errmsg; | |
702 | } | |
703 | else if (strncasecmp (*strp + 1, "gottlsdesc12(", 13) == 0) | |
704 | { | |
705 | *strp += 14; | |
706 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
707 | BFD_RELOC_FRV_GOTTLSDESC12, | |
47b0e7ad | 708 | & result_type, & value); |
90219bd0 AO |
709 | if (**strp != ')') |
710 | return "missing ')'"; | |
711 | ++*strp; | |
712 | *valuep = value; | |
713 | return errmsg; | |
714 | } | |
715 | else if (strncasecmp (*strp + 1, "tlsmoff12(", 10) == 0) | |
716 | { | |
717 | *strp += 11; | |
718 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
719 | BFD_RELOC_FRV_TLSMOFF12, | |
47b0e7ad | 720 | & result_type, & value); |
90219bd0 AO |
721 | if (**strp != ')') |
722 | return "missing ')'"; | |
723 | ++*strp; | |
724 | *valuep = value; | |
725 | return errmsg; | |
726 | } | |
727 | else if (strncasecmp (*strp + 1, "gottlsoff12(", 12) == 0) | |
728 | { | |
729 | *strp += 13; | |
730 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
731 | BFD_RELOC_FRV_GOTTLSOFF12, | |
47b0e7ad | 732 | & result_type, & value); |
ba2d3f07 AO |
733 | if (**strp != ')') |
734 | return "missing ')'"; | |
735 | ++*strp; | |
736 | *valuep = value; | |
737 | return errmsg; | |
738 | } | |
fd3c93d5 DB |
739 | } |
740 | return cgen_parse_signed_integer (cd, strp, opindex, valuep); | |
741 | } | |
742 | ||
743 | static const char * | |
47b0e7ad NC |
744 | parse_s12 (CGEN_CPU_DESC cd, |
745 | const char **strp, | |
746 | int opindex, | |
747 | long *valuep) | |
fd3c93d5 DB |
748 | { |
749 | const char *errmsg; | |
750 | enum cgen_parse_operand_result result_type; | |
751 | bfd_vma value; | |
752 | ||
753 | /* Check for small data reference. */ | |
90219bd0 | 754 | if (**strp == '#' || **strp == '%') |
fd3c93d5 | 755 | { |
90219bd0 AO |
756 | if (strncasecmp (*strp + 1, "gprel12(", 8) == 0) |
757 | { | |
758 | *strp += 9; | |
759 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
760 | BFD_RELOC_FRV_GPREL12, | |
47b0e7ad | 761 | & result_type, & value); |
90219bd0 AO |
762 | if (**strp != ')') |
763 | return "missing `)'"; | |
764 | ++*strp; | |
765 | *valuep = value; | |
766 | return errmsg; | |
767 | } | |
768 | else if (strncasecmp (*strp + 1, "got12(", 6) == 0) | |
769 | { | |
770 | *strp += 7; | |
771 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
772 | BFD_RELOC_FRV_GOT12, | |
47b0e7ad | 773 | & result_type, & value); |
90219bd0 AO |
774 | if (**strp != ')') |
775 | return "missing ')'"; | |
776 | ++*strp; | |
777 | *valuep = value; | |
778 | return errmsg; | |
779 | } | |
780 | else if (strncasecmp (*strp + 1, "gotfuncdesc12(", 14) == 0) | |
781 | { | |
782 | *strp += 15; | |
783 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
784 | BFD_RELOC_FRV_FUNCDESC_GOT12, | |
47b0e7ad | 785 | & result_type, & value); |
90219bd0 AO |
786 | if (**strp != ')') |
787 | return "missing ')'"; | |
788 | ++*strp; | |
789 | *valuep = value; | |
790 | return errmsg; | |
791 | } | |
792 | else if (strncasecmp (*strp + 1, "gotoff12(", 9) == 0) | |
793 | { | |
794 | *strp += 10; | |
795 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
796 | BFD_RELOC_FRV_GOTOFF12, | |
47b0e7ad | 797 | & result_type, & value); |
90219bd0 AO |
798 | if (**strp != ')') |
799 | return "missing ')'"; | |
800 | ++*strp; | |
801 | *valuep = value; | |
802 | return errmsg; | |
803 | } | |
804 | else if (strncasecmp (*strp + 1, "gotofffuncdesc12(", 17) == 0) | |
805 | { | |
806 | *strp += 18; | |
807 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
808 | BFD_RELOC_FRV_FUNCDESC_GOTOFF12, | |
47b0e7ad | 809 | & result_type, & value); |
90219bd0 AO |
810 | if (**strp != ')') |
811 | return "missing ')'"; | |
812 | ++*strp; | |
813 | *valuep = value; | |
814 | return errmsg; | |
815 | } | |
816 | else if (strncasecmp (*strp + 1, "gottlsdesc12(", 13) == 0) | |
817 | { | |
818 | *strp += 14; | |
819 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
820 | BFD_RELOC_FRV_GOTTLSDESC12, | |
47b0e7ad | 821 | & result_type, & value); |
90219bd0 AO |
822 | if (**strp != ')') |
823 | return "missing ')'"; | |
824 | ++*strp; | |
825 | *valuep = value; | |
826 | return errmsg; | |
827 | } | |
828 | else if (strncasecmp (*strp + 1, "tlsmoff12(", 10) == 0) | |
829 | { | |
830 | *strp += 11; | |
831 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
832 | BFD_RELOC_FRV_TLSMOFF12, | |
47b0e7ad | 833 | & result_type, & value); |
90219bd0 AO |
834 | if (**strp != ')') |
835 | return "missing ')'"; | |
836 | ++*strp; | |
837 | *valuep = value; | |
838 | return errmsg; | |
839 | } | |
840 | else if (strncasecmp (*strp + 1, "gottlsoff12(", 12) == 0) | |
841 | { | |
842 | *strp += 13; | |
843 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
844 | BFD_RELOC_FRV_GOTTLSOFF12, | |
47b0e7ad | 845 | & result_type, & value); |
90219bd0 AO |
846 | if (**strp != ')') |
847 | return "missing ')'"; | |
848 | ++*strp; | |
849 | *valuep = value; | |
850 | return errmsg; | |
851 | } | |
fd3c93d5 | 852 | } |
90219bd0 AO |
853 | |
854 | if (**strp == '#') | |
855 | ++*strp; | |
856 | return cgen_parse_signed_integer (cd, strp, opindex, valuep); | |
fd3c93d5 DB |
857 | } |
858 | ||
859 | static const char * | |
47b0e7ad NC |
860 | parse_u12 (CGEN_CPU_DESC cd, |
861 | const char **strp, | |
862 | int opindex, | |
863 | long *valuep) | |
fd3c93d5 DB |
864 | { |
865 | const char *errmsg; | |
866 | enum cgen_parse_operand_result result_type; | |
867 | bfd_vma value; | |
868 | ||
869 | /* Check for small data reference. */ | |
870 | if ((**strp == '#' || **strp == '%') | |
871 | && strncasecmp (*strp + 1, "gprel12(", 8) == 0) | |
872 | { | |
873 | *strp += 9; | |
90219bd0 AO |
874 | errmsg = parse_symbolic_address (cd, strp, opindex, |
875 | BFD_RELOC_FRV_GPRELU12, | |
47b0e7ad | 876 | & result_type, & value); |
fd3c93d5 DB |
877 | if (**strp != ')') |
878 | return "missing `)'"; | |
879 | ++*strp; | |
880 | *valuep = value; | |
881 | return errmsg; | |
882 | } | |
883 | else | |
884 | { | |
885 | if (**strp == '#') | |
886 | ++*strp; | |
887 | return cgen_parse_signed_integer (cd, strp, opindex, valuep); | |
888 | } | |
889 | } | |
890 | ||
ecd51ad3 | 891 | static const char * |
47b0e7ad NC |
892 | parse_A (CGEN_CPU_DESC cd, |
893 | const char **strp, | |
894 | int opindex, | |
895 | unsigned long *valuep, | |
896 | unsigned long A) | |
ecd51ad3 DB |
897 | { |
898 | const char *errmsg; | |
899 | ||
900 | if (**strp == '#') | |
901 | ++*strp; | |
902 | ||
903 | errmsg = cgen_parse_unsigned_integer (cd, strp, opindex, valuep); | |
904 | if (errmsg) | |
905 | return errmsg; | |
906 | ||
907 | if (*valuep != A) | |
47b0e7ad | 908 | return _("Value of A operand must be 0 or 1"); |
ecd51ad3 DB |
909 | |
910 | return NULL; | |
911 | } | |
912 | ||
913 | static const char * | |
47b0e7ad NC |
914 | parse_A0 (CGEN_CPU_DESC cd, |
915 | const char **strp, | |
916 | int opindex, | |
917 | unsigned long *valuep) | |
ecd51ad3 DB |
918 | { |
919 | return parse_A (cd, strp, opindex, valuep, 0); | |
920 | } | |
921 | ||
922 | static const char * | |
47b0e7ad NC |
923 | parse_A1 (CGEN_CPU_DESC cd, |
924 | const char **strp, | |
925 | int opindex, | |
926 | unsigned long *valuep) | |
ecd51ad3 DB |
927 | { |
928 | return parse_A (cd, strp, opindex, valuep, 1); | |
929 | } | |
930 | ||
36c3ae24 | 931 | static const char * |
47b0e7ad NC |
932 | parse_even_register (CGEN_CPU_DESC cd, |
933 | const char ** strP, | |
934 | CGEN_KEYWORD * tableP, | |
935 | long * valueP) | |
36c3ae24 NC |
936 | { |
937 | const char * errmsg; | |
938 | const char * saved_star_strP = * strP; | |
939 | ||
940 | errmsg = cgen_parse_keyword (cd, strP, tableP, valueP); | |
941 | ||
942 | if (errmsg == NULL && ((* valueP) & 1)) | |
943 | { | |
944 | errmsg = _("register number must be even"); | |
945 | * strP = saved_star_strP; | |
946 | } | |
947 | ||
948 | return errmsg; | |
949 | } | |
90219bd0 AO |
950 | |
951 | static const char * | |
952 | parse_call_label (CGEN_CPU_DESC cd, | |
953 | const char **strp, | |
954 | int opindex, | |
955 | int opinfo, | |
956 | enum cgen_parse_operand_result *resultp, | |
957 | bfd_vma *valuep) | |
958 | { | |
959 | const char *errmsg; | |
960 | bfd_vma value; | |
961 | ||
962 | /* Check for small data reference. */ | |
963 | if (opinfo == 0 && (**strp == '#' || **strp == '%')) | |
964 | { | |
965 | if (strncasecmp (*strp + 1, "gettlsoff(", 10) == 0) | |
966 | { | |
967 | *strp += 11; | |
968 | errmsg = parse_symbolic_address (cd, strp, opindex, | |
969 | BFD_RELOC_FRV_GETTLSOFF, | |
970 | resultp, &value); | |
971 | if (**strp != ')') | |
47b0e7ad | 972 | return _("missing `)'"); |
90219bd0 AO |
973 | ++*strp; |
974 | *valuep = value; | |
975 | return errmsg; | |
976 | } | |
977 | } | |
978 | ||
979 | return cgen_parse_address (cd, strp, opindex, opinfo, resultp, valuep); | |
980 | } | |
981 | ||
fd3c93d5 DB |
982 | /* -- */ |
983 | ||
984 | const char * frv_cgen_parse_operand | |
47b0e7ad | 985 | (CGEN_CPU_DESC, int, const char **, CGEN_FIELDS *); |
fd3c93d5 DB |
986 | |
987 | /* Main entry point for operand parsing. | |
988 | ||
989 | This function is basically just a big switch statement. Earlier versions | |
990 | used tables to look up the function to use, but | |
991 | - if the table contains both assembler and disassembler functions then | |
992 | the disassembler contains much of the assembler and vice-versa, | |
993 | - there's a lot of inlining possibilities as things grow, | |
994 | - using a switch statement avoids the function call overhead. | |
995 | ||
996 | This function could be moved into `parse_insn_normal', but keeping it | |
997 | separate makes clear the interface between `parse_insn_normal' and each of | |
998 | the handlers. */ | |
999 | ||
1000 | const char * | |
47b0e7ad NC |
1001 | frv_cgen_parse_operand (CGEN_CPU_DESC cd, |
1002 | int opindex, | |
1003 | const char ** strp, | |
1004 | CGEN_FIELDS * fields) | |
fd3c93d5 DB |
1005 | { |
1006 | const char * errmsg = NULL; | |
1007 | /* Used by scalar operands that still need to be parsed. */ | |
1008 | long junk ATTRIBUTE_UNUSED; | |
1009 | ||
1010 | switch (opindex) | |
1011 | { | |
ecd51ad3 | 1012 | case FRV_OPERAND_A0 : |
33b71eeb | 1013 | errmsg = parse_A0 (cd, strp, FRV_OPERAND_A0, (unsigned long *) (& fields->f_A)); |
ecd51ad3 DB |
1014 | break; |
1015 | case FRV_OPERAND_A1 : | |
33b71eeb | 1016 | errmsg = parse_A1 (cd, strp, FRV_OPERAND_A1, (unsigned long *) (& fields->f_A)); |
fd3c93d5 DB |
1017 | break; |
1018 | case FRV_OPERAND_ACC40SI : | |
1019 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_acc_names, & fields->f_ACC40Si); | |
1020 | break; | |
1021 | case FRV_OPERAND_ACC40SK : | |
1022 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_acc_names, & fields->f_ACC40Sk); | |
1023 | break; | |
1024 | case FRV_OPERAND_ACC40UI : | |
1025 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_acc_names, & fields->f_ACC40Ui); | |
1026 | break; | |
1027 | case FRV_OPERAND_ACC40UK : | |
1028 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_acc_names, & fields->f_ACC40Uk); | |
1029 | break; | |
1030 | case FRV_OPERAND_ACCGI : | |
1031 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_accg_names, & fields->f_ACCGi); | |
1032 | break; | |
1033 | case FRV_OPERAND_ACCGK : | |
1034 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_accg_names, & fields->f_ACCGk); | |
1035 | break; | |
1036 | case FRV_OPERAND_CCI : | |
1037 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_cccr_names, & fields->f_CCi); | |
1038 | break; | |
1039 | case FRV_OPERAND_CPRDOUBLEK : | |
f7c541f6 | 1040 | errmsg = parse_even_register (cd, strp, & frv_cgen_opval_cpr_names, & fields->f_CPRk); |
fd3c93d5 DB |
1041 | break; |
1042 | case FRV_OPERAND_CPRI : | |
1043 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_cpr_names, & fields->f_CPRi); | |
1044 | break; | |
1045 | case FRV_OPERAND_CPRJ : | |
1046 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_cpr_names, & fields->f_CPRj); | |
1047 | break; | |
1048 | case FRV_OPERAND_CPRK : | |
1049 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_cpr_names, & fields->f_CPRk); | |
1050 | break; | |
1051 | case FRV_OPERAND_CRI : | |
1052 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_cccr_names, & fields->f_CRi); | |
1053 | break; | |
1054 | case FRV_OPERAND_CRJ : | |
1055 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_cccr_names, & fields->f_CRj); | |
1056 | break; | |
1057 | case FRV_OPERAND_CRJ_FLOAT : | |
1058 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_cccr_names, & fields->f_CRj_float); | |
1059 | break; | |
1060 | case FRV_OPERAND_CRJ_INT : | |
1061 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_cccr_names, & fields->f_CRj_int); | |
1062 | break; | |
1063 | case FRV_OPERAND_CRK : | |
1064 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_cccr_names, & fields->f_CRk); | |
1065 | break; | |
1066 | case FRV_OPERAND_FCCI_1 : | |
1067 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_fccr_names, & fields->f_FCCi_1); | |
1068 | break; | |
1069 | case FRV_OPERAND_FCCI_2 : | |
1070 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_fccr_names, & fields->f_FCCi_2); | |
1071 | break; | |
1072 | case FRV_OPERAND_FCCI_3 : | |
1073 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_fccr_names, & fields->f_FCCi_3); | |
1074 | break; | |
1075 | case FRV_OPERAND_FCCK : | |
1076 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_fccr_names, & fields->f_FCCk); | |
1077 | break; | |
1078 | case FRV_OPERAND_FRDOUBLEI : | |
f7c541f6 | 1079 | errmsg = parse_even_register (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRi); |
fd3c93d5 DB |
1080 | break; |
1081 | case FRV_OPERAND_FRDOUBLEJ : | |
f7c541f6 | 1082 | errmsg = parse_even_register (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRj); |
fd3c93d5 DB |
1083 | break; |
1084 | case FRV_OPERAND_FRDOUBLEK : | |
f7c541f6 | 1085 | errmsg = parse_even_register (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRk); |
fd3c93d5 DB |
1086 | break; |
1087 | case FRV_OPERAND_FRI : | |
1088 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRi); | |
1089 | break; | |
1090 | case FRV_OPERAND_FRINTI : | |
1091 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRi); | |
1092 | break; | |
36c3ae24 NC |
1093 | case FRV_OPERAND_FRINTIEVEN : |
1094 | errmsg = parse_even_register (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRi); | |
1095 | break; | |
fd3c93d5 DB |
1096 | case FRV_OPERAND_FRINTJ : |
1097 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRj); | |
1098 | break; | |
36c3ae24 NC |
1099 | case FRV_OPERAND_FRINTJEVEN : |
1100 | errmsg = parse_even_register (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRj); | |
1101 | break; | |
fd3c93d5 DB |
1102 | case FRV_OPERAND_FRINTK : |
1103 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRk); | |
1104 | break; | |
36c3ae24 NC |
1105 | case FRV_OPERAND_FRINTKEVEN : |
1106 | errmsg = parse_even_register (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRk); | |
1107 | break; | |
fd3c93d5 DB |
1108 | case FRV_OPERAND_FRJ : |
1109 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRj); | |
1110 | break; | |
1111 | case FRV_OPERAND_FRK : | |
1112 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRk); | |
1113 | break; | |
1114 | case FRV_OPERAND_FRKHI : | |
1115 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRk); | |
1116 | break; | |
1117 | case FRV_OPERAND_FRKLO : | |
1118 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_fr_names, & fields->f_FRk); | |
1119 | break; | |
1120 | case FRV_OPERAND_GRDOUBLEK : | |
f7c541f6 | 1121 | errmsg = parse_even_register (cd, strp, & frv_cgen_opval_gr_names, & fields->f_GRk); |
fd3c93d5 DB |
1122 | break; |
1123 | case FRV_OPERAND_GRI : | |
1124 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_gr_names, & fields->f_GRi); | |
1125 | break; | |
1126 | case FRV_OPERAND_GRJ : | |
1127 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_gr_names, & fields->f_GRj); | |
1128 | break; | |
1129 | case FRV_OPERAND_GRK : | |
1130 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_gr_names, & fields->f_GRk); | |
1131 | break; | |
1132 | case FRV_OPERAND_GRKHI : | |
1133 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_gr_names, & fields->f_GRk); | |
1134 | break; | |
1135 | case FRV_OPERAND_GRKLO : | |
1136 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_gr_names, & fields->f_GRk); | |
1137 | break; | |
1138 | case FRV_OPERAND_ICCI_1 : | |
1139 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_iccr_names, & fields->f_ICCi_1); | |
1140 | break; | |
1141 | case FRV_OPERAND_ICCI_2 : | |
1142 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_iccr_names, & fields->f_ICCi_2); | |
1143 | break; | |
1144 | case FRV_OPERAND_ICCI_3 : | |
1145 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_iccr_names, & fields->f_ICCi_3); | |
1146 | break; | |
1147 | case FRV_OPERAND_LI : | |
33b71eeb | 1148 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_LI, (unsigned long *) (& fields->f_LI)); |
fd3c93d5 | 1149 | break; |
676a64f4 | 1150 | case FRV_OPERAND_LRAD : |
33b71eeb | 1151 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_LRAD, (unsigned long *) (& fields->f_LRAD)); |
676a64f4 RS |
1152 | break; |
1153 | case FRV_OPERAND_LRAE : | |
33b71eeb | 1154 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_LRAE, (unsigned long *) (& fields->f_LRAE)); |
676a64f4 RS |
1155 | break; |
1156 | case FRV_OPERAND_LRAS : | |
33b71eeb | 1157 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_LRAS, (unsigned long *) (& fields->f_LRAS)); |
676a64f4 RS |
1158 | break; |
1159 | case FRV_OPERAND_TLBPRL : | |
33b71eeb | 1160 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_TLBPRL, (unsigned long *) (& fields->f_TLBPRL)); |
676a64f4 RS |
1161 | break; |
1162 | case FRV_OPERAND_TLBPROPX : | |
33b71eeb | 1163 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_TLBPROPX, (unsigned long *) (& fields->f_TLBPRopx)); |
676a64f4 | 1164 | break; |
fd3c93d5 | 1165 | case FRV_OPERAND_AE : |
33b71eeb | 1166 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_AE, (unsigned long *) (& fields->f_ae)); |
fd3c93d5 | 1167 | break; |
90219bd0 | 1168 | case FRV_OPERAND_CALLANN : |
33b71eeb | 1169 | errmsg = parse_call_annotation (cd, strp, FRV_OPERAND_CALLANN, (unsigned long *) (& fields->f_reloc_ann)); |
90219bd0 | 1170 | break; |
fd3c93d5 | 1171 | case FRV_OPERAND_CCOND : |
33b71eeb | 1172 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_CCOND, (unsigned long *) (& fields->f_ccond)); |
fd3c93d5 DB |
1173 | break; |
1174 | case FRV_OPERAND_COND : | |
33b71eeb | 1175 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_COND, (unsigned long *) (& fields->f_cond)); |
fd3c93d5 DB |
1176 | break; |
1177 | case FRV_OPERAND_D12 : | |
33b71eeb | 1178 | errmsg = parse_d12 (cd, strp, FRV_OPERAND_D12, (long *) (& fields->f_d12)); |
fd3c93d5 DB |
1179 | break; |
1180 | case FRV_OPERAND_DEBUG : | |
33b71eeb | 1181 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_DEBUG, (unsigned long *) (& fields->f_debug)); |
fd3c93d5 DB |
1182 | break; |
1183 | case FRV_OPERAND_EIR : | |
33b71eeb | 1184 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_EIR, (unsigned long *) (& fields->f_eir)); |
fd3c93d5 DB |
1185 | break; |
1186 | case FRV_OPERAND_HINT : | |
33b71eeb | 1187 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_HINT, (unsigned long *) (& fields->f_hint)); |
fd3c93d5 DB |
1188 | break; |
1189 | case FRV_OPERAND_HINT_NOT_TAKEN : | |
1190 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_h_hint_not_taken, & fields->f_hint); | |
1191 | break; | |
1192 | case FRV_OPERAND_HINT_TAKEN : | |
1193 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_h_hint_taken, & fields->f_hint); | |
1194 | break; | |
1195 | case FRV_OPERAND_LABEL16 : | |
1196 | { | |
9494d739 | 1197 | bfd_vma value = 0; |
fd3c93d5 DB |
1198 | errmsg = cgen_parse_address (cd, strp, FRV_OPERAND_LABEL16, 0, NULL, & value); |
1199 | fields->f_label16 = value; | |
1200 | } | |
1201 | break; | |
1202 | case FRV_OPERAND_LABEL24 : | |
1203 | { | |
9494d739 | 1204 | bfd_vma value = 0; |
90219bd0 | 1205 | errmsg = parse_call_label (cd, strp, FRV_OPERAND_LABEL24, 0, NULL, & value); |
fd3c93d5 DB |
1206 | fields->f_label24 = value; |
1207 | } | |
1208 | break; | |
90219bd0 | 1209 | case FRV_OPERAND_LDANN : |
33b71eeb | 1210 | errmsg = parse_ld_annotation (cd, strp, FRV_OPERAND_LDANN, (unsigned long *) (& fields->f_reloc_ann)); |
90219bd0 AO |
1211 | break; |
1212 | case FRV_OPERAND_LDDANN : | |
33b71eeb | 1213 | errmsg = parse_ldd_annotation (cd, strp, FRV_OPERAND_LDDANN, (unsigned long *) (& fields->f_reloc_ann)); |
90219bd0 | 1214 | break; |
fd3c93d5 | 1215 | case FRV_OPERAND_LOCK : |
33b71eeb | 1216 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_LOCK, (unsigned long *) (& fields->f_lock)); |
fd3c93d5 DB |
1217 | break; |
1218 | case FRV_OPERAND_PACK : | |
1219 | errmsg = cgen_parse_keyword (cd, strp, & frv_cgen_opval_h_pack, & fields->f_pack); | |
1220 | break; | |
1221 | case FRV_OPERAND_S10 : | |
33b71eeb | 1222 | errmsg = cgen_parse_signed_integer (cd, strp, FRV_OPERAND_S10, (long *) (& fields->f_s10)); |
fd3c93d5 DB |
1223 | break; |
1224 | case FRV_OPERAND_S12 : | |
33b71eeb | 1225 | errmsg = parse_s12 (cd, strp, FRV_OPERAND_S12, (long *) (& fields->f_d12)); |
fd3c93d5 DB |
1226 | break; |
1227 | case FRV_OPERAND_S16 : | |
33b71eeb | 1228 | errmsg = cgen_parse_signed_integer (cd, strp, FRV_OPERAND_S16, (long *) (& fields->f_s16)); |
fd3c93d5 DB |
1229 | break; |
1230 | case FRV_OPERAND_S5 : | |
33b71eeb | 1231 | errmsg = cgen_parse_signed_integer (cd, strp, FRV_OPERAND_S5, (long *) (& fields->f_s5)); |
fd3c93d5 DB |
1232 | break; |
1233 | case FRV_OPERAND_S6 : | |
33b71eeb | 1234 | errmsg = cgen_parse_signed_integer (cd, strp, FRV_OPERAND_S6, (long *) (& fields->f_s6)); |
fd3c93d5 DB |
1235 | break; |
1236 | case FRV_OPERAND_S6_1 : | |
33b71eeb | 1237 | errmsg = cgen_parse_signed_integer (cd, strp, FRV_OPERAND_S6_1, (long *) (& fields->f_s6_1)); |
fd3c93d5 DB |
1238 | break; |
1239 | case FRV_OPERAND_SLO16 : | |
33b71eeb | 1240 | errmsg = parse_uslo16 (cd, strp, FRV_OPERAND_SLO16, (long *) (& fields->f_s16)); |
fd3c93d5 DB |
1241 | break; |
1242 | case FRV_OPERAND_SPR : | |
1243 | errmsg = parse_spr (cd, strp, & frv_cgen_opval_spr_names, & fields->f_spr); | |
1244 | break; | |
1245 | case FRV_OPERAND_U12 : | |
33b71eeb | 1246 | errmsg = parse_u12 (cd, strp, FRV_OPERAND_U12, (long *) (& fields->f_u12)); |
fd3c93d5 DB |
1247 | break; |
1248 | case FRV_OPERAND_U16 : | |
33b71eeb | 1249 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_U16, (unsigned long *) (& fields->f_u16)); |
fd3c93d5 DB |
1250 | break; |
1251 | case FRV_OPERAND_U6 : | |
33b71eeb | 1252 | errmsg = cgen_parse_unsigned_integer (cd, strp, FRV_OPERAND_U6, (unsigned long *) (& fields->f_u6)); |
fd3c93d5 DB |
1253 | break; |
1254 | case FRV_OPERAND_UHI16 : | |
33b71eeb | 1255 | errmsg = parse_uhi16 (cd, strp, FRV_OPERAND_UHI16, (unsigned long *) (& fields->f_u16)); |
fd3c93d5 DB |
1256 | break; |
1257 | case FRV_OPERAND_ULO16 : | |
33b71eeb | 1258 | errmsg = parse_ulo16 (cd, strp, FRV_OPERAND_ULO16, (unsigned long *) (& fields->f_u16)); |
fd3c93d5 DB |
1259 | break; |
1260 | ||
1261 | default : | |
1262 | /* xgettext:c-format */ | |
1263 | fprintf (stderr, _("Unrecognized field %d while parsing.\n"), opindex); | |
1264 | abort (); | |
1265 | } | |
1266 | ||
1267 | return errmsg; | |
1268 | } | |
1269 | ||
1270 | cgen_parse_fn * const frv_cgen_parse_handlers[] = | |
1271 | { | |
1272 | parse_insn_normal, | |
1273 | }; | |
1274 | ||
1275 | void | |
47b0e7ad | 1276 | frv_cgen_init_asm (CGEN_CPU_DESC cd) |
fd3c93d5 DB |
1277 | { |
1278 | frv_cgen_init_opcode_table (cd); | |
1279 | frv_cgen_init_ibld_table (cd); | |
1280 | cd->parse_handlers = & frv_cgen_parse_handlers[0]; | |
1281 | cd->parse_operand = frv_cgen_parse_operand; | |
1620f33d AM |
1282 | #ifdef CGEN_ASM_INIT_HOOK |
1283 | CGEN_ASM_INIT_HOOK | |
1284 | #endif | |
fd3c93d5 DB |
1285 | } |
1286 | ||
1287 | \f | |
1288 | ||
1289 | /* Regex construction routine. | |
1290 | ||
1291 | This translates an opcode syntax string into a regex string, | |
1292 | by replacing any non-character syntax element (such as an | |
1293 | opcode) with the pattern '.*' | |
1294 | ||
1295 | It then compiles the regex and stores it in the opcode, for | |
1296 | later use by frv_cgen_assemble_insn | |
1297 | ||
1298 | Returns NULL for success, an error message for failure. */ | |
1299 | ||
1300 | char * | |
ffead7ae | 1301 | frv_cgen_build_insn_regex (CGEN_INSN *insn) |
fd3c93d5 DB |
1302 | { |
1303 | CGEN_OPCODE *opc = (CGEN_OPCODE *) CGEN_INSN_OPCODE (insn); | |
1304 | const char *mnem = CGEN_INSN_MNEMONIC (insn); | |
1305 | char rxbuf[CGEN_MAX_RX_ELEMENTS]; | |
1306 | char *rx = rxbuf; | |
1307 | const CGEN_SYNTAX_CHAR_TYPE *syn; | |
1308 | int reg_err; | |
1309 | ||
1310 | syn = CGEN_SYNTAX_STRING (CGEN_OPCODE_SYNTAX (opc)); | |
1311 | ||
1312 | /* Mnemonics come first in the syntax string. */ | |
1313 | if (! CGEN_SYNTAX_MNEMONIC_P (* syn)) | |
1314 | return _("missing mnemonic in syntax string"); | |
1315 | ++syn; | |
1316 | ||
1317 | /* Generate a case sensitive regular expression that emulates case | |
1318 | insensitive matching in the "C" locale. We cannot generate a case | |
1319 | insensitive regular expression because in Turkish locales, 'i' and 'I' | |
1320 | are not equal modulo case conversion. */ | |
1321 | ||
1322 | /* Copy the literal mnemonic out of the insn. */ | |
1323 | for (; *mnem; mnem++) | |
1324 | { | |
1325 | char c = *mnem; | |
1326 | ||
1327 | if (ISALPHA (c)) | |
1328 | { | |
1329 | *rx++ = '['; | |
1330 | *rx++ = TOLOWER (c); | |
1331 | *rx++ = TOUPPER (c); | |
1332 | *rx++ = ']'; | |
1333 | } | |
1334 | else | |
1335 | *rx++ = c; | |
1336 | } | |
1337 | ||
1338 | /* Copy any remaining literals from the syntax string into the rx. */ | |
1339 | for(; * syn != 0 && rx <= rxbuf + (CGEN_MAX_RX_ELEMENTS - 7 - 4); ++syn) | |
1340 | { | |
1341 | if (CGEN_SYNTAX_CHAR_P (* syn)) | |
1342 | { | |
1343 | char c = CGEN_SYNTAX_CHAR (* syn); | |
1344 | ||
1345 | switch (c) | |
1346 | { | |
1347 | /* Escape any regex metacharacters in the syntax. */ | |
1348 | case '.': case '[': case '\\': | |
1349 | case '*': case '^': case '$': | |
1350 | ||
1351 | #ifdef CGEN_ESCAPE_EXTENDED_REGEX | |
1352 | case '?': case '{': case '}': | |
1353 | case '(': case ')': case '*': | |
1354 | case '|': case '+': case ']': | |
1355 | #endif | |
1356 | *rx++ = '\\'; | |
1357 | *rx++ = c; | |
1358 | break; | |
1359 | ||
1360 | default: | |
1361 | if (ISALPHA (c)) | |
1362 | { | |
1363 | *rx++ = '['; | |
1364 | *rx++ = TOLOWER (c); | |
1365 | *rx++ = TOUPPER (c); | |
1366 | *rx++ = ']'; | |
1367 | } | |
1368 | else | |
1369 | *rx++ = c; | |
1370 | break; | |
1371 | } | |
1372 | } | |
1373 | else | |
1374 | { | |
1375 | /* Replace non-syntax fields with globs. */ | |
1376 | *rx++ = '.'; | |
1377 | *rx++ = '*'; | |
1378 | } | |
1379 | } | |
1380 | ||
1381 | /* Trailing whitespace ok. */ | |
1382 | * rx++ = '['; | |
1383 | * rx++ = ' '; | |
1384 | * rx++ = '\t'; | |
1385 | * rx++ = ']'; | |
1386 | * rx++ = '*'; | |
1387 | ||
1388 | /* But anchor it after that. */ | |
1389 | * rx++ = '$'; | |
1390 | * rx = '\0'; | |
1391 | ||
1392 | CGEN_INSN_RX (insn) = xmalloc (sizeof (regex_t)); | |
1393 | reg_err = regcomp ((regex_t *) CGEN_INSN_RX (insn), rxbuf, REG_NOSUB); | |
1394 | ||
1395 | if (reg_err == 0) | |
1396 | return NULL; | |
1397 | else | |
1398 | { | |
1399 | static char msg[80]; | |
1400 | ||
1401 | regerror (reg_err, (regex_t *) CGEN_INSN_RX (insn), msg, 80); | |
1402 | regfree ((regex_t *) CGEN_INSN_RX (insn)); | |
1403 | free (CGEN_INSN_RX (insn)); | |
1404 | (CGEN_INSN_RX (insn)) = NULL; | |
1405 | return msg; | |
1406 | } | |
1407 | } | |
1408 | ||
1409 | \f | |
1410 | /* Default insn parser. | |
1411 | ||
1412 | The syntax string is scanned and operands are parsed and stored in FIELDS. | |
1413 | Relocs are queued as we go via other callbacks. | |
1414 | ||
1415 | ??? Note that this is currently an all-or-nothing parser. If we fail to | |
1416 | parse the instruction, we return 0 and the caller will start over from | |
1417 | the beginning. Backtracking will be necessary in parsing subexpressions, | |
1418 | but that can be handled there. Not handling backtracking here may get | |
1419 | expensive in the case of the m68k. Deal with later. | |
1420 | ||
1421 | Returns NULL for success, an error message for failure. */ | |
1422 | ||
1423 | static const char * | |
ffead7ae MM |
1424 | parse_insn_normal (CGEN_CPU_DESC cd, |
1425 | const CGEN_INSN *insn, | |
1426 | const char **strp, | |
1427 | CGEN_FIELDS *fields) | |
fd3c93d5 DB |
1428 | { |
1429 | /* ??? Runtime added insns not handled yet. */ | |
1430 | const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn); | |
1431 | const char *str = *strp; | |
1432 | const char *errmsg; | |
1433 | const char *p; | |
1434 | const CGEN_SYNTAX_CHAR_TYPE * syn; | |
1435 | #ifdef CGEN_MNEMONIC_OPERANDS | |
1436 | /* FIXME: wip */ | |
1437 | int past_opcode_p; | |
1438 | #endif | |
1439 | ||
1440 | /* For now we assume the mnemonic is first (there are no leading operands). | |
1441 | We can parse it without needing to set up operand parsing. | |
1442 | GAS's input scrubber will ensure mnemonics are lowercase, but we may | |
1443 | not be called from GAS. */ | |
1444 | p = CGEN_INSN_MNEMONIC (insn); | |
1445 | while (*p && TOLOWER (*p) == TOLOWER (*str)) | |
1446 | ++p, ++str; | |
1447 | ||
1448 | if (* p) | |
1449 | return _("unrecognized instruction"); | |
1450 | ||
1451 | #ifndef CGEN_MNEMONIC_OPERANDS | |
1452 | if (* str && ! ISSPACE (* str)) | |
1453 | return _("unrecognized instruction"); | |
1454 | #endif | |
1455 | ||
1456 | CGEN_INIT_PARSE (cd); | |
1457 | cgen_init_parse_operand (cd); | |
1458 | #ifdef CGEN_MNEMONIC_OPERANDS | |
1459 | past_opcode_p = 0; | |
1460 | #endif | |
1461 | ||
1462 | /* We don't check for (*str != '\0') here because we want to parse | |
1463 | any trailing fake arguments in the syntax string. */ | |
1464 | syn = CGEN_SYNTAX_STRING (syntax); | |
1465 | ||
1466 | /* Mnemonics come first for now, ensure valid string. */ | |
1467 | if (! CGEN_SYNTAX_MNEMONIC_P (* syn)) | |
1468 | abort (); | |
1469 | ||
1470 | ++syn; | |
1471 | ||
1472 | while (* syn != 0) | |
1473 | { | |
1474 | /* Non operand chars must match exactly. */ | |
1475 | if (CGEN_SYNTAX_CHAR_P (* syn)) | |
1476 | { | |
1477 | /* FIXME: While we allow for non-GAS callers above, we assume the | |
1478 | first char after the mnemonic part is a space. */ | |
1479 | /* FIXME: We also take inappropriate advantage of the fact that | |
1480 | GAS's input scrubber will remove extraneous blanks. */ | |
1481 | if (TOLOWER (*str) == TOLOWER (CGEN_SYNTAX_CHAR (* syn))) | |
1482 | { | |
1483 | #ifdef CGEN_MNEMONIC_OPERANDS | |
1484 | if (CGEN_SYNTAX_CHAR(* syn) == ' ') | |
1485 | past_opcode_p = 1; | |
1486 | #endif | |
1487 | ++ syn; | |
1488 | ++ str; | |
1489 | } | |
1490 | else if (*str) | |
1491 | { | |
1492 | /* Syntax char didn't match. Can't be this insn. */ | |
1493 | static char msg [80]; | |
1494 | ||
1495 | /* xgettext:c-format */ | |
1496 | sprintf (msg, _("syntax error (expected char `%c', found `%c')"), | |
1497 | CGEN_SYNTAX_CHAR(*syn), *str); | |
1498 | return msg; | |
1499 | } | |
1500 | else | |
1501 | { | |
1502 | /* Ran out of input. */ | |
1503 | static char msg [80]; | |
1504 | ||
1505 | /* xgettext:c-format */ | |
1506 | sprintf (msg, _("syntax error (expected char `%c', found end of instruction)"), | |
1507 | CGEN_SYNTAX_CHAR(*syn)); | |
1508 | return msg; | |
1509 | } | |
1510 | continue; | |
1511 | } | |
1512 | ||
c7e2358a AM |
1513 | #ifdef CGEN_MNEMONIC_OPERANDS |
1514 | (void) past_opcode_p; | |
1515 | #endif | |
fd3c93d5 | 1516 | /* We have an operand of some sort. */ |
c7e2358a | 1517 | errmsg = cd->parse_operand (cd, CGEN_SYNTAX_FIELD (*syn), &str, fields); |
fd3c93d5 DB |
1518 | if (errmsg) |
1519 | return errmsg; | |
1520 | ||
1521 | /* Done with this operand, continue with next one. */ | |
1522 | ++ syn; | |
1523 | } | |
1524 | ||
1525 | /* If we're at the end of the syntax string, we're done. */ | |
1526 | if (* syn == 0) | |
1527 | { | |
1528 | /* FIXME: For the moment we assume a valid `str' can only contain | |
1529 | blanks now. IE: We needn't try again with a longer version of | |
1530 | the insn and it is assumed that longer versions of insns appear | |
1531 | before shorter ones (eg: lsr r2,r3,1 vs lsr r2,r3). */ | |
1532 | while (ISSPACE (* str)) | |
1533 | ++ str; | |
1534 | ||
1535 | if (* str != '\0') | |
1536 | return _("junk at end of line"); /* FIXME: would like to include `str' */ | |
1537 | ||
1538 | return NULL; | |
1539 | } | |
1540 | ||
1541 | /* We couldn't parse it. */ | |
1542 | return _("unrecognized instruction"); | |
1543 | } | |
1544 | \f | |
1545 | /* Main entry point. | |
1546 | This routine is called for each instruction to be assembled. | |
1547 | STR points to the insn to be assembled. | |
1548 | We assume all necessary tables have been initialized. | |
1549 | The assembled instruction, less any fixups, is stored in BUF. | |
1550 | Remember that if CGEN_INT_INSN_P then BUF is an int and thus the value | |
1551 | still needs to be converted to target byte order, otherwise BUF is an array | |
1552 | of bytes in target byte order. | |
1553 | The result is a pointer to the insn's entry in the opcode table, | |
1554 | or NULL if an error occured (an error message will have already been | |
1555 | printed). | |
1556 | ||
1557 | Note that when processing (non-alias) macro-insns, | |
1558 | this function recurses. | |
1559 | ||
1560 | ??? It's possible to make this cpu-independent. | |
1561 | One would have to deal with a few minor things. | |
1562 | At this point in time doing so would be more of a curiosity than useful | |
1563 | [for example this file isn't _that_ big], but keeping the possibility in | |
1564 | mind helps keep the design clean. */ | |
1565 | ||
1566 | const CGEN_INSN * | |
ffead7ae MM |
1567 | frv_cgen_assemble_insn (CGEN_CPU_DESC cd, |
1568 | const char *str, | |
1569 | CGEN_FIELDS *fields, | |
1570 | CGEN_INSN_BYTES_PTR buf, | |
1571 | char **errmsg) | |
fd3c93d5 DB |
1572 | { |
1573 | const char *start; | |
1574 | CGEN_INSN_LIST *ilist; | |
1575 | const char *parse_errmsg = NULL; | |
1576 | const char *insert_errmsg = NULL; | |
1577 | int recognized_mnemonic = 0; | |
1578 | ||
1579 | /* Skip leading white space. */ | |
1580 | while (ISSPACE (* str)) | |
1581 | ++ str; | |
1582 | ||
1583 | /* The instructions are stored in hashed lists. | |
1584 | Get the first in the list. */ | |
1585 | ilist = CGEN_ASM_LOOKUP_INSN (cd, str); | |
1586 | ||
1587 | /* Keep looking until we find a match. */ | |
1588 | start = str; | |
1589 | for ( ; ilist != NULL ; ilist = CGEN_ASM_NEXT_INSN (ilist)) | |
1590 | { | |
1591 | const CGEN_INSN *insn = ilist->insn; | |
1592 | recognized_mnemonic = 1; | |
1593 | ||
1594 | #ifdef CGEN_VALIDATE_INSN_SUPPORTED | |
1595 | /* Not usually needed as unsupported opcodes | |
1596 | shouldn't be in the hash lists. */ | |
1597 | /* Is this insn supported by the selected cpu? */ | |
1598 | if (! frv_cgen_insn_supported (cd, insn)) | |
1599 | continue; | |
1600 | #endif | |
b11dcf4e | 1601 | /* If the RELAXED attribute is set, this is an insn that shouldn't be |
fd3c93d5 DB |
1602 | chosen immediately. Instead, it is used during assembler/linker |
1603 | relaxation if possible. */ | |
b11dcf4e | 1604 | if (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_RELAXED) != 0) |
fd3c93d5 DB |
1605 | continue; |
1606 | ||
1607 | str = start; | |
1608 | ||
1609 | /* Skip this insn if str doesn't look right lexically. */ | |
1610 | if (CGEN_INSN_RX (insn) != NULL && | |
1611 | regexec ((regex_t *) CGEN_INSN_RX (insn), str, 0, NULL, 0) == REG_NOMATCH) | |
1612 | continue; | |
1613 | ||
1614 | /* Allow parse/insert handlers to obtain length of insn. */ | |
1615 | CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn); | |
1616 | ||
1617 | parse_errmsg = CGEN_PARSE_FN (cd, insn) (cd, insn, & str, fields); | |
1618 | if (parse_errmsg != NULL) | |
1619 | continue; | |
1620 | ||
1621 | /* ??? 0 is passed for `pc'. */ | |
1622 | insert_errmsg = CGEN_INSERT_FN (cd, insn) (cd, insn, fields, buf, | |
1623 | (bfd_vma) 0); | |
1624 | if (insert_errmsg != NULL) | |
1625 | continue; | |
1626 | ||
1627 | /* It is up to the caller to actually output the insn and any | |
1628 | queued relocs. */ | |
1629 | return insn; | |
1630 | } | |
1631 | ||
1632 | { | |
1633 | static char errbuf[150]; | |
fd3c93d5 | 1634 | const char *tmp_errmsg; |
c7e2358a AM |
1635 | #ifdef CGEN_VERBOSE_ASSEMBLER_ERRORS |
1636 | #define be_verbose 1 | |
fd3c93d5 | 1637 | #else |
c7e2358a | 1638 | #define be_verbose 0 |
fd3c93d5 | 1639 | #endif |
c7e2358a AM |
1640 | |
1641 | if (be_verbose) | |
1642 | { | |
1643 | /* If requesting verbose error messages, use insert_errmsg. | |
1644 | Failing that, use parse_errmsg. */ | |
1645 | tmp_errmsg = (insert_errmsg ? insert_errmsg : | |
1646 | parse_errmsg ? parse_errmsg : | |
1647 | recognized_mnemonic ? | |
1648 | _("unrecognized form of instruction") : | |
1649 | _("unrecognized instruction")); | |
1650 | ||
1651 | if (strlen (start) > 50) | |
1652 | /* xgettext:c-format */ | |
1653 | sprintf (errbuf, "%s `%.50s...'", tmp_errmsg, start); | |
1654 | else | |
1655 | /* xgettext:c-format */ | |
1656 | sprintf (errbuf, "%s `%.50s'", tmp_errmsg, start); | |
1657 | } | |
1658 | else | |
1659 | { | |
1660 | if (strlen (start) > 50) | |
1661 | /* xgettext:c-format */ | |
1662 | sprintf (errbuf, _("bad instruction `%.50s...'"), start); | |
1663 | else | |
1664 | /* xgettext:c-format */ | |
1665 | sprintf (errbuf, _("bad instruction `%.50s'"), start); | |
1666 | } | |
fd3c93d5 DB |
1667 | |
1668 | *errmsg = errbuf; | |
1669 | return NULL; | |
1670 | } | |
1671 | } |