Commit | Line | Data |
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bfc10abe DE |
1 | /* Assembler interface for targets using CGEN. -*- C -*- |
2 | CGEN: Cpu tools GENerator | |
3 | ||
fbc8134d | 4 | THIS FILE IS USED TO GENERATE @prefix@-asm.c. |
bfc10abe | 5 | |
833d2990 | 6 | Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. |
bfc10abe DE |
7 | |
8 | This file is part of the GNU Binutils and GDB, the GNU debugger. | |
9 | ||
10 | This program is free software; you can redistribute it and/or modify | |
11 | it under the terms of the GNU General Public License as published by | |
12 | the Free Software Foundation; either version 2, or (at your option) | |
13 | any later version. | |
14 | ||
15 | This program is distributed in the hope that it will be useful, | |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU General Public License | |
fbc8134d DE |
21 | along with this program; if not, write to the Free Software Foundation, Inc., |
22 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
bfc10abe DE |
23 | |
24 | #include "sysdep.h" | |
25 | #include <ctype.h> | |
26 | #include <stdio.h> | |
27 | #include "ansidecl.h" | |
28 | #include "bfd.h" | |
833d2990 | 29 | #include "symcat.h" |
fbc8134d | 30 | #include "@prefix@-opc.h" |
240f5c9f | 31 | #include "opintl.h" |
bfc10abe | 32 | |
5730d39d DE |
33 | #undef min |
34 | #define min(a,b) ((a) < (b) ? (a) : (b)) | |
35 | #undef max | |
36 | #define max(a,b) ((a) > (b) ? (a) : (b)) | |
37 | ||
38 | #undef INLINE | |
39 | #ifdef __GNUC__ | |
40 | #define INLINE __inline__ | |
41 | #else | |
42 | #define INLINE | |
43 | #endif | |
44 | ||
45 | /* Used by the ifield rtx function. */ | |
46 | #define FLD(f) (fields->f) | |
bfc10abe | 47 | |
041d7e18 | 48 | static const char * insert_normal |
5730d39d DE |
49 | PARAMS ((CGEN_OPCODE_DESC, long, unsigned int, unsigned int, unsigned int, |
50 | unsigned int, unsigned int, unsigned int, CGEN_INSN_BYTES_PTR)); | |
833d2990 | 51 | static const char * parse_insn_normal |
5730d39d DE |
52 | PARAMS ((CGEN_OPCODE_DESC, const CGEN_INSN *, |
53 | const char **, CGEN_FIELDS *)); | |
833d2990 | 54 | static const char * insert_insn_normal |
5730d39d DE |
55 | PARAMS ((CGEN_OPCODE_DESC, const CGEN_INSN *, |
56 | CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma)); | |
bfc10abe | 57 | \f |
041d7e18 DE |
58 | /* -- assembler routines inserted here */ |
59 | \f | |
5730d39d DE |
60 | #if ! CGEN_INT_INSN_P |
61 | ||
62 | /* Subroutine of insert_normal. */ | |
63 | ||
64 | static INLINE void | |
65 | insert_1 (od, value, start, length, word_length, bufp) | |
66 | CGEN_OPCODE_DESC od; | |
67 | unsigned long value; | |
68 | int start,length,word_length; | |
69 | unsigned char *bufp; | |
70 | { | |
71 | unsigned long x,mask; | |
72 | int shift; | |
73 | int big_p = CGEN_OPCODE_INSN_ENDIAN (od) == CGEN_ENDIAN_BIG; | |
74 | ||
75 | switch (word_length) | |
76 | { | |
77 | case 8: | |
78 | x = *bufp; | |
79 | break; | |
80 | case 16: | |
81 | if (big_p) | |
82 | x = bfd_getb16 (bufp); | |
83 | else | |
84 | x = bfd_getl16 (bufp); | |
85 | break; | |
86 | case 24: | |
87 | /* ??? This may need reworking as these cases don't necessarily | |
88 | want the first byte and the last two bytes handled like this. */ | |
89 | if (big_p) | |
90 | x = (bufp[0] << 16) | bfd_getb16 (bufp + 1); | |
91 | else | |
92 | x = bfd_getl16 (bufp) | (bufp[2] << 16); | |
93 | break; | |
94 | case 32: | |
95 | if (big_p) | |
96 | x = bfd_getb32 (bufp); | |
97 | else | |
98 | x = bfd_getl32 (bufp); | |
99 | break; | |
100 | default : | |
101 | abort (); | |
102 | } | |
103 | ||
104 | /* Written this way to avoid undefined behaviour. */ | |
105 | mask = (((1L << (length - 1)) - 1) << 1) | 1; | |
106 | if (CGEN_INSN_LSB0_P) | |
107 | shift = (start + 1) - length; | |
108 | else | |
109 | shift = (word_length - (start + length)); | |
110 | x = (x & ~(mask << shift)) | ((value & mask) << shift); | |
111 | ||
112 | switch (word_length) | |
113 | { | |
114 | case 8: | |
115 | *bufp = x; | |
116 | break; | |
117 | case 16: | |
118 | if (big_p) | |
119 | bfd_putb16 (x, bufp); | |
120 | else | |
121 | bfd_putl16 (x, bufp); | |
122 | break; | |
123 | case 24: | |
124 | /* ??? This may need reworking as these cases don't necessarily | |
125 | want the first byte and the last two bytes handled like this. */ | |
126 | if (big_p) | |
127 | { | |
128 | bufp[0] = x >> 16; | |
129 | bfd_putb16 (x, bufp + 1); | |
130 | } | |
131 | else | |
132 | { | |
133 | bfd_putl16 (x, bufp); | |
134 | bufp[2] = x >> 16; | |
135 | } | |
136 | break; | |
137 | case 32: | |
138 | if (big_p) | |
139 | bfd_putb32 (x, bufp); | |
140 | else | |
141 | bfd_putl32 (x, bufp); | |
142 | break; | |
143 | default : | |
144 | abort (); | |
145 | } | |
146 | } | |
147 | ||
148 | #endif /* ! CGEN_INT_INSN_P */ | |
149 | ||
bfc10abe DE |
150 | /* Default insertion routine. |
151 | ||
833d2990 | 152 | ATTRS is a mask of the boolean attributes. |
5730d39d DE |
153 | WORD_OFFSET is the offset in bits from the start of the insn of the value. |
154 | WORD_LENGTH is the length of the word in bits in which the value resides. | |
155 | START is the starting bit number in the word, architecture origin. | |
833d2990 | 156 | LENGTH is the length of VALUE in bits. |
5730d39d | 157 | TOTAL_LENGTH is the total length of the insn in bits. |
bfc10abe | 158 | |
833d2990 | 159 | The result is an error message or NULL if success. */ |
bfc10abe | 160 | |
833d2990 | 161 | /* ??? This duplicates functionality with bfd's howto table and |
bfc10abe | 162 | bfd_install_relocation. */ |
5730d39d DE |
163 | /* ??? This doesn't handle bfd_vma's. Create another function when |
164 | necessary. */ | |
bfc10abe | 165 | |
833d2990 | 166 | static const char * |
5730d39d DE |
167 | insert_normal (od, value, attrs, word_offset, start, length, word_length, |
168 | total_length, buffer) | |
169 | CGEN_OPCODE_DESC od; | |
bfc10abe DE |
170 | long value; |
171 | unsigned int attrs; | |
5730d39d DE |
172 | unsigned int word_offset, start, length, word_length, total_length; |
173 | CGEN_INSN_BYTES_PTR buffer; | |
bfc10abe | 174 | { |
5730d39d DE |
175 | static char errbuf[100]; |
176 | /* Written this way to avoid undefined behaviour. */ | |
177 | unsigned long mask = (((1L << (length - 1)) - 1) << 1) | 1; | |
fbc8134d DE |
178 | |
179 | /* If LENGTH is zero, this operand doesn't contribute to the value. */ | |
180 | if (length == 0) | |
181 | return NULL; | |
833d2990 | 182 | |
5730d39d DE |
183 | if (CGEN_INT_INSN_P |
184 | && word_offset != 0) | |
185 | abort (); | |
186 | ||
187 | if (word_length > 32) | |
188 | abort (); | |
189 | ||
190 | /* For architectures with insns smaller than the insn-base-bitsize, | |
191 | word_length may be too big. */ | |
192 | #if CGEN_MIN_INSN_BITSIZE < CGEN_BASE_INSN_BITSIZE | |
193 | if (word_offset == 0 | |
194 | && word_length > total_length) | |
195 | word_length = total_length; | |
196 | #endif | |
197 | ||
833d2990 | 198 | /* Ensure VALUE will fit. */ |
5730d39d | 199 | if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_UNSIGNED)) |
833d2990 | 200 | { |
5730d39d DE |
201 | unsigned long maxval = mask; |
202 | if ((unsigned long) value > maxval) | |
833d2990 | 203 | { |
fbc8134d | 204 | /* xgettext:c-format */ |
5730d39d DE |
205 | sprintf (errbuf, |
206 | _("operand out of range (%lu not between 0 and %lu)"), | |
207 | value, maxval); | |
208 | return errbuf; | |
833d2990 DE |
209 | } |
210 | } | |
211 | else | |
212 | { | |
5730d39d DE |
213 | long minval = - (1L << (length - 1)); |
214 | long maxval = (1L << (length - 1)) - 1; | |
215 | if (value < minval || value > maxval) | |
fbc8134d DE |
216 | { |
217 | sprintf | |
218 | /* xgettext:c-format */ | |
5730d39d DE |
219 | (errbuf, _("operand out of range (%ld not between %ld and %ld)"), |
220 | value, minval, maxval); | |
221 | return errbuf; | |
fbc8134d | 222 | } |
833d2990 | 223 | } |
bfc10abe | 224 | |
5730d39d | 225 | #if CGEN_INT_INSN_P |
bfc10abe | 226 | |
5730d39d DE |
227 | { |
228 | int shift; | |
bfc10abe | 229 | |
5730d39d DE |
230 | if (CGEN_INSN_LSB0_P) |
231 | shift = (start + 1) - length; | |
232 | else | |
233 | shift = word_length - (start + length); | |
234 | *buffer = (*buffer & ~(mask << shift)) | ((value & mask) << shift); | |
235 | } | |
236 | ||
237 | #else /* ! CGEN_INT_INSN_P */ | |
238 | ||
239 | { | |
240 | unsigned char *bufp = (unsigned char *) buffer + word_offset / 8; | |
241 | ||
242 | insert_1 (od, value, start, length, word_length, bufp); | |
243 | } | |
244 | ||
245 | #endif /* ! CGEN_INT_INSN_P */ | |
833d2990 DE |
246 | |
247 | return NULL; | |
bfc10abe DE |
248 | } |
249 | \f | |
bfc10abe DE |
250 | /* Default insn parser. |
251 | ||
252 | The syntax string is scanned and operands are parsed and stored in FIELDS. | |
253 | Relocs are queued as we go via other callbacks. | |
254 | ||
255 | ??? Note that this is currently an all-or-nothing parser. If we fail to | |
256 | parse the instruction, we return 0 and the caller will start over from | |
257 | the beginning. Backtracking will be necessary in parsing subexpressions, | |
258 | but that can be handled there. Not handling backtracking here may get | |
259 | expensive in the case of the m68k. Deal with later. | |
260 | ||
261 | Returns NULL for success, an error message for failure. | |
262 | */ | |
263 | ||
264 | static const char * | |
5730d39d DE |
265 | parse_insn_normal (od, insn, strp, fields) |
266 | CGEN_OPCODE_DESC od; | |
833d2990 DE |
267 | const CGEN_INSN * insn; |
268 | const char ** strp; | |
269 | CGEN_FIELDS * fields; | |
bfc10abe | 270 | { |
833d2990 DE |
271 | const CGEN_SYNTAX * syntax = CGEN_INSN_SYNTAX (insn); |
272 | const char * str = *strp; | |
273 | const char * errmsg; | |
274 | const char * p; | |
275 | const unsigned char * syn; | |
bfc10abe | 276 | #ifdef CGEN_MNEMONIC_OPERANDS |
fbc8134d | 277 | /* FIXME: wip */ |
bfc10abe DE |
278 | int past_opcode_p; |
279 | #endif | |
280 | ||
281 | /* For now we assume the mnemonic is first (there are no leading operands). | |
5730d39d DE |
282 | We can parse it without needing to set up operand parsing. |
283 | GAS's input scrubber will ensure mnemonics are lowercase, but we may | |
284 | not be called from GAS. */ | |
bfc10abe | 285 | p = CGEN_INSN_MNEMONIC (insn); |
5730d39d DE |
286 | while (*p && tolower (*p) == tolower (*str)) |
287 | ++p, ++str; | |
240f5c9f | 288 | |
833d2990 | 289 | if (* p || (* str && !isspace (* str))) |
240f5c9f | 290 | return _("unrecognized instruction"); |
bfc10abe | 291 | |
5730d39d DE |
292 | CGEN_INIT_PARSE (od); |
293 | cgen_init_parse_operand (od); | |
bfc10abe DE |
294 | #ifdef CGEN_MNEMONIC_OPERANDS |
295 | past_opcode_p = 0; | |
296 | #endif | |
297 | ||
298 | /* We don't check for (*str != '\0') here because we want to parse | |
299 | any trailing fake arguments in the syntax string. */ | |
5730d39d | 300 | syn = CGEN_SYNTAX_STRING (syntax); |
833d2990 | 301 | |
bfc10abe | 302 | /* Mnemonics come first for now, ensure valid string. */ |
833d2990 | 303 | if (! CGEN_SYNTAX_MNEMONIC_P (* syn)) |
bfc10abe | 304 | abort (); |
833d2990 | 305 | |
bfc10abe | 306 | ++syn; |
833d2990 DE |
307 | |
308 | while (* syn != 0) | |
bfc10abe DE |
309 | { |
310 | /* Non operand chars must match exactly. */ | |
833d2990 | 311 | if (CGEN_SYNTAX_CHAR_P (* syn)) |
bfc10abe | 312 | { |
833d2990 | 313 | if (*str == CGEN_SYNTAX_CHAR (* syn)) |
bfc10abe DE |
314 | { |
315 | #ifdef CGEN_MNEMONIC_OPERANDS | |
833d2990 | 316 | if (* syn == ' ') |
bfc10abe DE |
317 | past_opcode_p = 1; |
318 | #endif | |
833d2990 DE |
319 | ++ syn; |
320 | ++ str; | |
bfc10abe DE |
321 | } |
322 | else | |
323 | { | |
324 | /* Syntax char didn't match. Can't be this insn. */ | |
833d2990 DE |
325 | /* FIXME: would like to return something like |
326 | "expected char `c'" */ | |
240f5c9f | 327 | return _("syntax error"); |
bfc10abe DE |
328 | } |
329 | continue; | |
330 | } | |
331 | ||
332 | /* We have an operand of some sort. */ | |
5730d39d DE |
333 | errmsg = @arch@_cgen_parse_operand (od, CGEN_SYNTAX_FIELD (*syn), |
334 | &str, fields); | |
bfc10abe DE |
335 | if (errmsg) |
336 | return errmsg; | |
337 | ||
338 | /* Done with this operand, continue with next one. */ | |
833d2990 | 339 | ++ syn; |
bfc10abe DE |
340 | } |
341 | ||
342 | /* If we're at the end of the syntax string, we're done. */ | |
833d2990 | 343 | if (* syn == '\0') |
bfc10abe DE |
344 | { |
345 | /* FIXME: For the moment we assume a valid `str' can only contain | |
346 | blanks now. IE: We needn't try again with a longer version of | |
347 | the insn and it is assumed that longer versions of insns appear | |
348 | before shorter ones (eg: lsr r2,r3,1 vs lsr r2,r3). */ | |
833d2990 DE |
349 | while (isspace (* str)) |
350 | ++ str; | |
bfc10abe | 351 | |
833d2990 | 352 | if (* str != '\0') |
240f5c9f | 353 | return _("junk at end of line"); /* FIXME: would like to include `str' */ |
bfc10abe DE |
354 | |
355 | return NULL; | |
356 | } | |
357 | ||
358 | /* We couldn't parse it. */ | |
5730d39d | 359 | return _("unrecognized instruction"); |
bfc10abe DE |
360 | } |
361 | ||
362 | /* Default insn builder (insert handler). | |
5730d39d DE |
363 | The instruction is recorded in CGEN_INT_INSN_P byte order |
364 | (meaning that if CGEN_INT_INSN_P BUFFER is an int * and thus the value is | |
365 | recorded in host byte order, otherwise BUFFER is an array of bytes and the | |
366 | value is recorded in target byte order). | |
833d2990 | 367 | The result is an error message or NULL if success. */ |
bfc10abe | 368 | |
833d2990 | 369 | static const char * |
5730d39d DE |
370 | insert_insn_normal (od, insn, fields, buffer, pc) |
371 | CGEN_OPCODE_DESC od; | |
833d2990 DE |
372 | const CGEN_INSN * insn; |
373 | CGEN_FIELDS * fields; | |
5730d39d | 374 | CGEN_INSN_BYTES_PTR buffer; |
fbc8134d | 375 | bfd_vma pc; |
bfc10abe | 376 | { |
833d2990 | 377 | const CGEN_SYNTAX * syntax = CGEN_INSN_SYNTAX (insn); |
5730d39d | 378 | unsigned long value; |
833d2990 | 379 | const unsigned char * syn; |
bfc10abe | 380 | |
5730d39d DE |
381 | CGEN_INIT_INSERT (od); |
382 | value = CGEN_INSN_BASE_VALUE (insn); | |
bfc10abe DE |
383 | |
384 | /* If we're recording insns as numbers (rather than a string of bytes), | |
385 | target byte order handling is deferred until later. */ | |
5730d39d DE |
386 | |
387 | #if CGEN_INT_INSN_P | |
388 | ||
bfc10abe | 389 | *buffer = value; |
5730d39d | 390 | |
bfc10abe | 391 | #else |
bfc10abe | 392 | |
5730d39d DE |
393 | cgen_put_insn_value (od, buffer, min (CGEN_BASE_INSN_BITSIZE, |
394 | CGEN_FIELDS_BITSIZE (fields)), | |
395 | value); | |
396 | ||
397 | #endif /* ! CGEN_INT_INSN_P */ | |
398 | ||
399 | /* ??? It would be better to scan the format's fields. | |
400 | Still need to be able to insert a value based on the operand though; | |
401 | e.g. storing a branch displacement that got resolved later. | |
402 | Needs more thought first. */ | |
bfc10abe | 403 | |
833d2990 | 404 | for (syn = CGEN_SYNTAX_STRING (syntax); * syn != '\0'; ++ syn) |
bfc10abe | 405 | { |
833d2990 DE |
406 | const char *errmsg; |
407 | ||
408 | if (CGEN_SYNTAX_CHAR_P (* syn)) | |
bfc10abe DE |
409 | continue; |
410 | ||
5730d39d DE |
411 | errmsg = @arch@_cgen_insert_operand (od, CGEN_SYNTAX_FIELD (*syn), |
412 | fields, buffer, pc); | |
833d2990 DE |
413 | if (errmsg) |
414 | return errmsg; | |
bfc10abe | 415 | } |
833d2990 DE |
416 | |
417 | return NULL; | |
bfc10abe DE |
418 | } |
419 | \f | |
420 | /* Main entry point. | |
421 | This routine is called for each instruction to be assembled. | |
422 | STR points to the insn to be assembled. | |
423 | We assume all necessary tables have been initialized. | |
5730d39d DE |
424 | The assembled instruction, less any fixups, is stored in BUF. |
425 | Remember that if CGEN_INT_INSN_P then BUF is an int and thus the value | |
426 | still needs to be converted to target byte order, otherwise BUF is an array | |
427 | of bytes in target byte order. | |
bfc10abe DE |
428 | The result is a pointer to the insn's entry in the opcode table, |
429 | or NULL if an error occured (an error message will have already been | |
041d7e18 DE |
430 | printed). |
431 | ||
432 | Note that when processing (non-alias) macro-insns, | |
433 | this function recurses. */ | |
bfc10abe DE |
434 | |
435 | const CGEN_INSN * | |
5730d39d DE |
436 | @arch@_cgen_assemble_insn (od, str, fields, buf, errmsg) |
437 | CGEN_OPCODE_DESC od; | |
833d2990 DE |
438 | const char * str; |
439 | CGEN_FIELDS * fields; | |
5730d39d | 440 | CGEN_INSN_BYTES_PTR buf; |
833d2990 | 441 | char ** errmsg; |
bfc10abe | 442 | { |
833d2990 DE |
443 | const char * start; |
444 | CGEN_INSN_LIST * ilist; | |
bfc10abe DE |
445 | |
446 | /* Skip leading white space. */ | |
833d2990 DE |
447 | while (isspace (* str)) |
448 | ++ str; | |
bfc10abe DE |
449 | |
450 | /* The instructions are stored in hashed lists. | |
451 | Get the first in the list. */ | |
5730d39d | 452 | ilist = CGEN_ASM_LOOKUP_INSN (od, str); |
bfc10abe DE |
453 | |
454 | /* Keep looking until we find a match. */ | |
455 | ||
456 | start = str; | |
457 | for ( ; ilist != NULL ; ilist = CGEN_ASM_NEXT_INSN (ilist)) | |
458 | { | |
459 | const CGEN_INSN *insn = ilist->insn; | |
460 | ||
461 | #if 0 /* not needed as unsupported opcodes shouldn't be in the hash lists */ | |
462 | /* Is this insn supported by the selected cpu? */ | |
5730d39d | 463 | if (! @arch@_cgen_insn_supported (od, insn)) |
bfc10abe DE |
464 | continue; |
465 | #endif | |
466 | ||
bfc10abe DE |
467 | /* If the RELAX attribute is set, this is an insn that shouldn't be |
468 | chosen immediately. Instead, it is used during assembler/linker | |
469 | relaxation if possible. */ | |
470 | if (CGEN_INSN_ATTR (insn, CGEN_INSN_RELAX) != 0) | |
471 | continue; | |
bfc10abe DE |
472 | |
473 | str = start; | |
474 | ||
5730d39d | 475 | /* Allow parse/insert handlers to obtain length of insn. */ |
bfc10abe DE |
476 | CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn); |
477 | ||
5730d39d | 478 | if (! CGEN_PARSE_FN (insn) (od, insn, & str, fields)) |
bfc10abe | 479 | { |
fbc8134d | 480 | /* ??? 0 is passed for `pc' */ |
5730d39d | 481 | if (CGEN_INSERT_FN (insn) (od, insn, fields, buf, (bfd_vma) 0) != NULL) |
833d2990 | 482 | continue; |
bfc10abe DE |
483 | /* It is up to the caller to actually output the insn and any |
484 | queued relocs. */ | |
485 | return insn; | |
486 | } | |
487 | ||
488 | /* Try the next entry. */ | |
489 | } | |
490 | ||
491 | /* FIXME: We can return a better error message than this. | |
492 | Need to track why it failed and pick the right one. */ | |
493 | { | |
494 | static char errbuf[100]; | |
240f5c9f | 495 | if (strlen (start) > 50) |
fbc8134d | 496 | /* xgettext:c-format */ |
240f5c9f | 497 | sprintf (errbuf, _("bad instruction `%.50s...'"), start); |
fbc8134d DE |
498 | else |
499 | /* xgettext:c-format */ | |
240f5c9f NC |
500 | sprintf (errbuf, _("bad instruction `%.50s'"), start); |
501 | ||
bfc10abe DE |
502 | *errmsg = errbuf; |
503 | return NULL; | |
504 | } | |
505 | } | |
506 | \f | |
507 | #if 0 /* This calls back to GAS which we can't do without care. */ | |
508 | ||
509 | /* Record each member of OPVALS in the assembler's symbol table. | |
510 | This lets GAS parse registers for us. | |
511 | ??? Interesting idea but not currently used. */ | |
512 | ||
513 | /* Record each member of OPVALS in the assembler's symbol table. | |
514 | FIXME: Not currently used. */ | |
515 | ||
516 | void | |
5730d39d DE |
517 | @arch@_cgen_asm_hash_keywords (od, opvals) |
518 | CGEN_OPCODE_DESC od; | |
833d2990 | 519 | CGEN_KEYWORD * opvals; |
bfc10abe DE |
520 | { |
521 | CGEN_KEYWORD_SEARCH search = cgen_keyword_search_init (opvals, NULL); | |
833d2990 | 522 | const CGEN_KEYWORD_ENTRY * ke; |
bfc10abe | 523 | |
833d2990 | 524 | while ((ke = cgen_keyword_search_next (& search)) != NULL) |
bfc10abe DE |
525 | { |
526 | #if 0 /* Unnecessary, should be done in the search routine. */ | |
527 | if (! @arch@_cgen_opval_supported (ke)) | |
528 | continue; | |
529 | #endif | |
5730d39d | 530 | cgen_asm_record_register (od, ke->name, ke->value); |
bfc10abe DE |
531 | } |
532 | } | |
533 | ||
534 | #endif /* 0 */ |