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* error message improvements for cgen assemblers

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2000-12-12  Frank Ch. Eigler  <fche@redhat.com>

        * cgen-asm.in (@arch@_cgen_assemble_insn): Prefer printing insert-time
        error messages over later parse-time ones.
This commit is contained in:
Frank Ch. Eigler 2000-12-13 18:55:02 +00:00
parent 6256f9dd96
commit 606d55bcee
2 changed files with 19 additions and 11 deletions
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5
opcodes/ChangeLog
View File

@ -1,3 +1,8 @@
2000-12-12 Frank Ch. Eigler <fche@redhat.com>
* cgen-asm.in (@arch@_cgen_assemble_insn): Prefer printing insert-time
error messages over later parse-time ones.
2000-12-12 Jim Wilson <wilson@redhat.com>
* ia64-dis.c (print_insn_ia64): Cast away const on ia64_free_opcode

25
opcodes/cgen-asm.in
View File

@ -200,7 +200,8 @@ const CGEN_INSN *
{
const char *start;
CGEN_INSN_LIST *ilist;
const char *tmp_errmsg = NULL;
const char *parse_errmsg = NULL;
const char *insert_errmsg = NULL;
/* Skip leading white space. */
while (isspace (* str))
@ -235,14 +236,14 @@ const CGEN_INSN *
/* Allow parse/insert handlers to obtain length of insn. */
CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn);
tmp_errmsg = CGEN_PARSE_FN (cd, insn) (cd, insn, & str, fields);
if (tmp_errmsg != NULL)
parse_errmsg = CGEN_PARSE_FN (cd, insn) (cd, insn, & str, fields);
if (parse_errmsg != NULL)
continue;
/* ??? 0 is passed for `pc' */
tmp_errmsg = CGEN_INSERT_FN (cd, insn) (cd, insn, fields, buf,
(bfd_vma) 0);
if (tmp_errmsg != NULL)
insert_errmsg = CGEN_INSERT_FN (cd, insn) (cd, insn, fields, buf,
(bfd_vma) 0);
if (insert_errmsg != NULL)
continue;
/* It is up to the caller to actually output the insn and any
@ -250,15 +251,17 @@ const CGEN_INSN *
return insn;
}
/* Make sure we leave this with something at this point. */
if (tmp_errmsg == NULL)
tmp_errmsg = "unknown mnemonic";
{
static char errbuf[150];
const char *tmp_errmsg;
#ifdef CGEN_VERBOSE_ASSEMBLER_ERRORS
/* if verbose error messages, use errmsg from CGEN_PARSE_FN */
/* If requesting verbose error messages, use insert_errmsg.
Failing that, use parse_errmsg */
tmp_errmsg = (insert_errmsg ? insert_errmsg :
parse_errmsg ? parse_errmsg :
_("unrecognized instruction"));
if (strlen (start) > 50)
/* xgettext:c-format */
sprintf (errbuf, "%s `%.50s...'", tmp_errmsg, start);