1 /* DO NOT EDIT! -*- buffer-read-only: t -*- vi:set ro: */
2 /* Assembler interface for targets using CGEN. -*- C -*-
3 CGEN: Cpu tools GENerator
5 THIS FILE IS MACHINE GENERATED WITH CGEN.
6 - the resultant file is machine generated, cgen-asm.in isn't
8 Copyright (C) 1996-2019 Free Software Foundation, Inc.
10 This file is part of libopcodes.
12 This library is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; either version 3, or (at your option)
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.
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. */
27 /* ??? Eventually more and more of this stuff can go to cpu-independent files.
35 #include "epiphany-desc.h"
36 #include "epiphany-opc.h"
39 #include "libiberty.h"
40 #include "safe-ctype.h"
43 #define min(a,b) ((a) < (b) ? (a) : (b))
45 #define max(a,b) ((a) > (b) ? (a) : (b))
47 static const char * parse_insn_normal
48 (CGEN_CPU_DESC, const CGEN_INSN *, const char **, CGEN_FIELDS *);
50 /* -- assembler routines inserted here. */
54 parse_shortregs (CGEN_CPU_DESC cd,
56 CGEN_KEYWORD * keywords,
62 errmsg = cgen_parse_keyword (cd, strp, keywords, regno);
68 errmsg = _("register unavailable for short instructions");
73 static const char * parse_simm_not_reg (CGEN_CPU_DESC, const char **, int,
77 parse_uimm_not_reg (CGEN_CPU_DESC cd,
80 unsigned long * valuep)
82 long * svalp = (void *) valuep;
83 return parse_simm_not_reg (cd, strp, opindex, svalp);
86 /* Handle simm3/simm11/imm3/imm12. */
89 parse_simm_not_reg (CGEN_CPU_DESC cd,
101 case EPIPHANY_OPERAND_SIMM3:
102 sign = 1; bits = 3; break;
103 case EPIPHANY_OPERAND_SIMM11:
104 sign = 1; bits = 11; break;
105 case EPIPHANY_OPERAND_DISP3:
106 sign = 0; bits = 3; break;
107 case EPIPHANY_OPERAND_DISP11:
108 /* Load/store displacement is a sign-magnitude 12 bit value. */
109 sign = 0; bits = 11; break;
112 /* First try to parse as a register name and reject the operand. */
113 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_gr_names,valuep);
115 return _("register name used as immediate value");
117 errmsg = (sign ? cgen_parse_signed_integer (cd, strp, opindex, valuep)
118 : cgen_parse_unsigned_integer (cd, strp, opindex,
119 (unsigned long *) valuep));
124 errmsg = cgen_validate_signed_integer (*valuep,
125 -((1L << bits) - 1), (1 << (bits - 1)) - 1);
127 errmsg = cgen_validate_unsigned_integer (*valuep, 0, (1L << bits) - 1);
133 parse_postindex (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
135 int opindex ATTRIBUTE_UNUSED,
136 unsigned long *valuep)
139 ++*strp; /* Skip leading hashes. */
146 else if (**strp == '+')
158 parse_imm8 (CGEN_CPU_DESC cd,
161 bfd_reloc_code_real_type code,
162 enum cgen_parse_operand_result * result_type,
166 enum cgen_parse_operand_result rt;
172 code = BFD_RELOC_NONE;
174 if (!cgen_parse_keyword (cd, strp, &epiphany_cgen_opval_gr_names, &dummyval)
175 || !cgen_parse_keyword (cd, strp, &epiphany_cgen_opval_cr_names,
177 /* Don't treat "mov ip,ip" as a move-immediate. */
178 return _("register source in immediate move");
180 errmsg = cgen_parse_address (cd, strp, opindex, code, result_type, valuep);
184 if (*result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
185 errmsg = cgen_validate_unsigned_integer (*valuep, 0, 0xff);
187 errmsg = _("byte relocation unsupported");
193 static const char * MISSING_CLOSE_PARENTHESIS = N_("missing `)'");
196 parse_imm16 (CGEN_CPU_DESC cd,
199 bfd_reloc_code_real_type code ATTRIBUTE_UNUSED,
200 enum cgen_parse_operand_result * result_type,
204 enum cgen_parse_operand_result rt;
210 if (strncasecmp (*strp, "%high(", 6) == 0)
213 errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_EPIPHANY_HIGH,
214 result_type, valuep);
216 return MISSING_CLOSE_PARENTHESIS;
220 else if (strncasecmp (*strp, "%low(", 5) == 0)
223 errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_EPIPHANY_LOW,
224 result_type, valuep);
226 return MISSING_CLOSE_PARENTHESIS;
229 else if (!cgen_parse_keyword (cd, strp, &epiphany_cgen_opval_gr_names,
231 || !cgen_parse_keyword (cd, strp, &epiphany_cgen_opval_cr_names,
233 /* Don't treat "mov ip,ip" as a move-immediate. */
234 return _("register source in immediate move");
236 errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_16,
237 result_type, valuep);
239 if (!errmsg && result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
240 errmsg = cgen_validate_unsigned_integer (*valuep, 0, 0xffff);
247 parse_branch_addr (CGEN_CPU_DESC cd,
250 int opinfo ATTRIBUTE_UNUSED,
251 enum cgen_parse_operand_result * resultp ATTRIBUTE_UNUSED,
252 bfd_vma *valuep ATTRIBUTE_UNUSED)
255 enum cgen_parse_operand_result result_type;
256 bfd_reloc_code_real_type code = BFD_RELOC_NONE;
261 case EPIPHANY_OPERAND_SIMM24:
262 code = BFD_RELOC_EPIPHANY_SIMM24;
265 case EPIPHANY_OPERAND_SIMM8:
266 code = BFD_RELOC_EPIPHANY_SIMM8;
270 errmsg = _("ABORT: unknown operand");
274 errmsg = cgen_parse_address (cd, strp, opindex, code,
275 &result_type, &value);
278 if (result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
280 /* Act as if we had done a PC-relative branch, ala .+num. */
282 const char * bufp = (const char *) buf;
284 sprintf (buf, ".+%ld", (long) value);
285 errmsg = cgen_parse_address (cd, &bufp, opindex, code, &result_type,
289 if (result_type == CGEN_PARSE_OPERAND_RESULT_QUEUED)
291 /* This will happen for things like (s2-s1) where s2 and s1
293 /* Nothing further to be done. */
296 errmsg = _("Not a pc-relative address.");
303 const char * epiphany_cgen_parse_operand
304 (CGEN_CPU_DESC, int, const char **, CGEN_FIELDS *);
306 /* Main entry point for operand parsing.
308 This function is basically just a big switch statement. Earlier versions
309 used tables to look up the function to use, but
310 - if the table contains both assembler and disassembler functions then
311 the disassembler contains much of the assembler and vice-versa,
312 - there's a lot of inlining possibilities as things grow,
313 - using a switch statement avoids the function call overhead.
315 This function could be moved into `parse_insn_normal', but keeping it
316 separate makes clear the interface between `parse_insn_normal' and each of
320 epiphany_cgen_parse_operand (CGEN_CPU_DESC cd,
323 CGEN_FIELDS * fields)
325 const char * errmsg = NULL;
326 /* Used by scalar operands that still need to be parsed. */
327 long junk ATTRIBUTE_UNUSED;
331 case EPIPHANY_OPERAND_DIRECTION :
332 errmsg = parse_postindex (cd, strp, EPIPHANY_OPERAND_DIRECTION, (unsigned long *) (& fields->f_addsubx));
334 case EPIPHANY_OPERAND_DISP11 :
335 errmsg = parse_uimm_not_reg (cd, strp, EPIPHANY_OPERAND_DISP11, (unsigned long *) (& fields->f_disp11));
337 case EPIPHANY_OPERAND_DISP3 :
338 errmsg = cgen_parse_unsigned_integer (cd, strp, EPIPHANY_OPERAND_DISP3, (unsigned long *) (& fields->f_disp3));
340 case EPIPHANY_OPERAND_DPMI :
341 errmsg = parse_postindex (cd, strp, EPIPHANY_OPERAND_DPMI, (unsigned long *) (& fields->f_subd));
343 case EPIPHANY_OPERAND_FRD :
344 errmsg = parse_shortregs (cd, strp, & epiphany_cgen_opval_gr_names, & fields->f_rd);
346 case EPIPHANY_OPERAND_FRD6 :
347 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_gr_names, & fields->f_rd6);
349 case EPIPHANY_OPERAND_FRM :
350 errmsg = parse_shortregs (cd, strp, & epiphany_cgen_opval_gr_names, & fields->f_rm);
352 case EPIPHANY_OPERAND_FRM6 :
353 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_gr_names, & fields->f_rm6);
355 case EPIPHANY_OPERAND_FRN :
356 errmsg = parse_shortregs (cd, strp, & epiphany_cgen_opval_gr_names, & fields->f_rn);
358 case EPIPHANY_OPERAND_FRN6 :
359 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_gr_names, & fields->f_rn6);
361 case EPIPHANY_OPERAND_IMM16 :
364 errmsg = parse_imm16 (cd, strp, EPIPHANY_OPERAND_IMM16, 0, NULL, & value);
365 fields->f_imm16 = value;
368 case EPIPHANY_OPERAND_IMM8 :
371 errmsg = parse_imm8 (cd, strp, EPIPHANY_OPERAND_IMM8, 0, NULL, & value);
372 fields->f_imm8 = value;
375 case EPIPHANY_OPERAND_RD :
376 errmsg = parse_shortregs (cd, strp, & epiphany_cgen_opval_gr_names, & fields->f_rd);
378 case EPIPHANY_OPERAND_RD6 :
379 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_gr_names, & fields->f_rd6);
381 case EPIPHANY_OPERAND_RM :
382 errmsg = parse_shortregs (cd, strp, & epiphany_cgen_opval_gr_names, & fields->f_rm);
384 case EPIPHANY_OPERAND_RM6 :
385 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_gr_names, & fields->f_rm6);
387 case EPIPHANY_OPERAND_RN :
388 errmsg = parse_shortregs (cd, strp, & epiphany_cgen_opval_gr_names, & fields->f_rn);
390 case EPIPHANY_OPERAND_RN6 :
391 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_gr_names, & fields->f_rn6);
393 case EPIPHANY_OPERAND_SD :
394 errmsg = parse_shortregs (cd, strp, & epiphany_cgen_opval_cr_names, & fields->f_sd);
396 case EPIPHANY_OPERAND_SD6 :
397 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_cr_names, & fields->f_sd6);
399 case EPIPHANY_OPERAND_SDDMA :
400 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_crdma_names, & fields->f_sd6);
402 case EPIPHANY_OPERAND_SDMEM :
403 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_crmem_names, & fields->f_sd6);
405 case EPIPHANY_OPERAND_SDMESH :
406 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_crmesh_names, & fields->f_sd6);
408 case EPIPHANY_OPERAND_SHIFT :
409 errmsg = cgen_parse_unsigned_integer (cd, strp, EPIPHANY_OPERAND_SHIFT, (unsigned long *) (& fields->f_shift));
411 case EPIPHANY_OPERAND_SIMM11 :
412 errmsg = parse_simm_not_reg (cd, strp, EPIPHANY_OPERAND_SIMM11, (long *) (& fields->f_sdisp11));
414 case EPIPHANY_OPERAND_SIMM24 :
417 errmsg = parse_branch_addr (cd, strp, EPIPHANY_OPERAND_SIMM24, 0, NULL, & value);
418 fields->f_simm24 = value;
421 case EPIPHANY_OPERAND_SIMM3 :
422 errmsg = parse_simm_not_reg (cd, strp, EPIPHANY_OPERAND_SIMM3, (long *) (& fields->f_sdisp3));
424 case EPIPHANY_OPERAND_SIMM8 :
427 errmsg = parse_branch_addr (cd, strp, EPIPHANY_OPERAND_SIMM8, 0, NULL, & value);
428 fields->f_simm8 = value;
431 case EPIPHANY_OPERAND_SN :
432 errmsg = parse_shortregs (cd, strp, & epiphany_cgen_opval_cr_names, & fields->f_sn);
434 case EPIPHANY_OPERAND_SN6 :
435 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_cr_names, & fields->f_sn6);
437 case EPIPHANY_OPERAND_SNDMA :
438 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_crdma_names, & fields->f_sn6);
440 case EPIPHANY_OPERAND_SNMEM :
441 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_crmem_names, & fields->f_sn6);
443 case EPIPHANY_OPERAND_SNMESH :
444 errmsg = cgen_parse_keyword (cd, strp, & epiphany_cgen_opval_crmesh_names, & fields->f_sn6);
446 case EPIPHANY_OPERAND_SWI_NUM :
447 errmsg = parse_uimm_not_reg (cd, strp, EPIPHANY_OPERAND_SWI_NUM, (unsigned long *) (& fields->f_trap_num));
449 case EPIPHANY_OPERAND_TRAPNUM6 :
450 errmsg = cgen_parse_unsigned_integer (cd, strp, EPIPHANY_OPERAND_TRAPNUM6, (unsigned long *) (& fields->f_trap_num));
454 /* xgettext:c-format */
455 opcodes_error_handler
456 (_("internal error: unrecognized field %d while parsing"),
464 cgen_parse_fn * const epiphany_cgen_parse_handlers[] =
470 epiphany_cgen_init_asm (CGEN_CPU_DESC cd)
472 epiphany_cgen_init_opcode_table (cd);
473 epiphany_cgen_init_ibld_table (cd);
474 cd->parse_handlers = & epiphany_cgen_parse_handlers[0];
475 cd->parse_operand = epiphany_cgen_parse_operand;
476 #ifdef CGEN_ASM_INIT_HOOK
483 /* Regex construction routine.
485 This translates an opcode syntax string into a regex string,
486 by replacing any non-character syntax element (such as an
487 opcode) with the pattern '.*'
489 It then compiles the regex and stores it in the opcode, for
490 later use by epiphany_cgen_assemble_insn
492 Returns NULL for success, an error message for failure. */
495 epiphany_cgen_build_insn_regex (CGEN_INSN *insn)
497 CGEN_OPCODE *opc = (CGEN_OPCODE *) CGEN_INSN_OPCODE (insn);
498 const char *mnem = CGEN_INSN_MNEMONIC (insn);
499 char rxbuf[CGEN_MAX_RX_ELEMENTS];
501 const CGEN_SYNTAX_CHAR_TYPE *syn;
504 syn = CGEN_SYNTAX_STRING (CGEN_OPCODE_SYNTAX (opc));
506 /* Mnemonics come first in the syntax string. */
507 if (! CGEN_SYNTAX_MNEMONIC_P (* syn))
508 return _("missing mnemonic in syntax string");
511 /* Generate a case sensitive regular expression that emulates case
512 insensitive matching in the "C" locale. We cannot generate a case
513 insensitive regular expression because in Turkish locales, 'i' and 'I'
514 are not equal modulo case conversion. */
516 /* Copy the literal mnemonic out of the insn. */
517 for (; *mnem; mnem++)
532 /* Copy any remaining literals from the syntax string into the rx. */
533 for(; * syn != 0 && rx <= rxbuf + (CGEN_MAX_RX_ELEMENTS - 7 - 4); ++syn)
535 if (CGEN_SYNTAX_CHAR_P (* syn))
537 char c = CGEN_SYNTAX_CHAR (* syn);
541 /* Escape any regex metacharacters in the syntax. */
542 case '.': case '[': case '\\':
543 case '*': case '^': case '$':
545 #ifdef CGEN_ESCAPE_EXTENDED_REGEX
546 case '?': case '{': case '}':
547 case '(': case ')': case '*':
548 case '|': case '+': case ']':
569 /* Replace non-syntax fields with globs. */
575 /* Trailing whitespace ok. */
582 /* But anchor it after that. */
586 CGEN_INSN_RX (insn) = xmalloc (sizeof (regex_t));
587 reg_err = regcomp ((regex_t *) CGEN_INSN_RX (insn), rxbuf, REG_NOSUB);
595 regerror (reg_err, (regex_t *) CGEN_INSN_RX (insn), msg, 80);
596 regfree ((regex_t *) CGEN_INSN_RX (insn));
597 free (CGEN_INSN_RX (insn));
598 (CGEN_INSN_RX (insn)) = NULL;
604 /* Default insn parser.
606 The syntax string is scanned and operands are parsed and stored in FIELDS.
607 Relocs are queued as we go via other callbacks.
609 ??? Note that this is currently an all-or-nothing parser. If we fail to
610 parse the instruction, we return 0 and the caller will start over from
611 the beginning. Backtracking will be necessary in parsing subexpressions,
612 but that can be handled there. Not handling backtracking here may get
613 expensive in the case of the m68k. Deal with later.
615 Returns NULL for success, an error message for failure. */
618 parse_insn_normal (CGEN_CPU_DESC cd,
619 const CGEN_INSN *insn,
623 /* ??? Runtime added insns not handled yet. */
624 const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
625 const char *str = *strp;
628 const CGEN_SYNTAX_CHAR_TYPE * syn;
629 #ifdef CGEN_MNEMONIC_OPERANDS
634 /* For now we assume the mnemonic is first (there are no leading operands).
635 We can parse it without needing to set up operand parsing.
636 GAS's input scrubber will ensure mnemonics are lowercase, but we may
637 not be called from GAS. */
638 p = CGEN_INSN_MNEMONIC (insn);
639 while (*p && TOLOWER (*p) == TOLOWER (*str))
643 return _("unrecognized instruction");
645 #ifndef CGEN_MNEMONIC_OPERANDS
646 if (* str && ! ISSPACE (* str))
647 return _("unrecognized instruction");
650 CGEN_INIT_PARSE (cd);
651 cgen_init_parse_operand (cd);
652 #ifdef CGEN_MNEMONIC_OPERANDS
656 /* We don't check for (*str != '\0') here because we want to parse
657 any trailing fake arguments in the syntax string. */
658 syn = CGEN_SYNTAX_STRING (syntax);
660 /* Mnemonics come first for now, ensure valid string. */
661 if (! CGEN_SYNTAX_MNEMONIC_P (* syn))
668 /* Non operand chars must match exactly. */
669 if (CGEN_SYNTAX_CHAR_P (* syn))
671 /* FIXME: While we allow for non-GAS callers above, we assume the
672 first char after the mnemonic part is a space. */
673 /* FIXME: We also take inappropriate advantage of the fact that
674 GAS's input scrubber will remove extraneous blanks. */
675 if (TOLOWER (*str) == TOLOWER (CGEN_SYNTAX_CHAR (* syn)))
677 #ifdef CGEN_MNEMONIC_OPERANDS
678 if (CGEN_SYNTAX_CHAR(* syn) == ' ')
686 /* Syntax char didn't match. Can't be this insn. */
687 static char msg [80];
689 /* xgettext:c-format */
690 sprintf (msg, _("syntax error (expected char `%c', found `%c')"),
691 CGEN_SYNTAX_CHAR(*syn), *str);
696 /* Ran out of input. */
697 static char msg [80];
699 /* xgettext:c-format */
700 sprintf (msg, _("syntax error (expected char `%c', found end of instruction)"),
701 CGEN_SYNTAX_CHAR(*syn));
707 #ifdef CGEN_MNEMONIC_OPERANDS
708 (void) past_opcode_p;
710 /* We have an operand of some sort. */
711 errmsg = cd->parse_operand (cd, CGEN_SYNTAX_FIELD (*syn), &str, fields);
715 /* Done with this operand, continue with next one. */
719 /* If we're at the end of the syntax string, we're done. */
722 /* FIXME: For the moment we assume a valid `str' can only contain
723 blanks now. IE: We needn't try again with a longer version of
724 the insn and it is assumed that longer versions of insns appear
725 before shorter ones (eg: lsr r2,r3,1 vs lsr r2,r3). */
726 while (ISSPACE (* str))
730 return _("junk at end of line"); /* FIXME: would like to include `str' */
735 /* We couldn't parse it. */
736 return _("unrecognized instruction");
740 This routine is called for each instruction to be assembled.
741 STR points to the insn to be assembled.
742 We assume all necessary tables have been initialized.
743 The assembled instruction, less any fixups, is stored in BUF.
744 Remember that if CGEN_INT_INSN_P then BUF is an int and thus the value
745 still needs to be converted to target byte order, otherwise BUF is an array
746 of bytes in target byte order.
747 The result is a pointer to the insn's entry in the opcode table,
748 or NULL if an error occured (an error message will have already been
751 Note that when processing (non-alias) macro-insns,
752 this function recurses.
754 ??? It's possible to make this cpu-independent.
755 One would have to deal with a few minor things.
756 At this point in time doing so would be more of a curiosity than useful
757 [for example this file isn't _that_ big], but keeping the possibility in
758 mind helps keep the design clean. */
761 epiphany_cgen_assemble_insn (CGEN_CPU_DESC cd,
764 CGEN_INSN_BYTES_PTR buf,
768 CGEN_INSN_LIST *ilist;
769 const char *parse_errmsg = NULL;
770 const char *insert_errmsg = NULL;
771 int recognized_mnemonic = 0;
773 /* Skip leading white space. */
774 while (ISSPACE (* str))
777 /* The instructions are stored in hashed lists.
778 Get the first in the list. */
779 ilist = CGEN_ASM_LOOKUP_INSN (cd, str);
781 /* Keep looking until we find a match. */
783 for ( ; ilist != NULL ; ilist = CGEN_ASM_NEXT_INSN (ilist))
785 const CGEN_INSN *insn = ilist->insn;
786 recognized_mnemonic = 1;
788 #ifdef CGEN_VALIDATE_INSN_SUPPORTED
789 /* Not usually needed as unsupported opcodes
790 shouldn't be in the hash lists. */
791 /* Is this insn supported by the selected cpu? */
792 if (! epiphany_cgen_insn_supported (cd, insn))
795 /* If the RELAXED attribute is set, this is an insn that shouldn't be
796 chosen immediately. Instead, it is used during assembler/linker
797 relaxation if possible. */
798 if (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_RELAXED) != 0)
803 /* Skip this insn if str doesn't look right lexically. */
804 if (CGEN_INSN_RX (insn) != NULL &&
805 regexec ((regex_t *) CGEN_INSN_RX (insn), str, 0, NULL, 0) == REG_NOMATCH)
808 /* Allow parse/insert handlers to obtain length of insn. */
809 CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn);
811 parse_errmsg = CGEN_PARSE_FN (cd, insn) (cd, insn, & str, fields);
812 if (parse_errmsg != NULL)
815 /* ??? 0 is passed for `pc'. */
816 insert_errmsg = CGEN_INSERT_FN (cd, insn) (cd, insn, fields, buf,
818 if (insert_errmsg != NULL)
821 /* It is up to the caller to actually output the insn and any
827 static char errbuf[150];
828 const char *tmp_errmsg;
829 #ifdef CGEN_VERBOSE_ASSEMBLER_ERRORS
837 /* If requesting verbose error messages, use insert_errmsg.
838 Failing that, use parse_errmsg. */
839 tmp_errmsg = (insert_errmsg ? insert_errmsg :
840 parse_errmsg ? parse_errmsg :
841 recognized_mnemonic ?
842 _("unrecognized form of instruction") :
843 _("unrecognized instruction"));
845 if (strlen (start) > 50)
846 /* xgettext:c-format */
847 sprintf (errbuf, "%s `%.50s...'", tmp_errmsg, start);
849 /* xgettext:c-format */
850 sprintf (errbuf, "%s `%.50s'", tmp_errmsg, start);
854 if (strlen (start) > 50)
855 /* xgettext:c-format */
856 sprintf (errbuf, _("bad instruction `%.50s...'"), start);
858 /* xgettext:c-format */
859 sprintf (errbuf, _("bad instruction `%.50s'"), start);