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* cgen-opc.in (@arch@_cgen_lookup_insn): New argument alias_p.

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Ignore ALIAS insns if asked to.
	(@arch@_cgen_get_insn_operands): Pass 0 for alias_p, NULL for insn.
	* m32r-opc.c: Regenerate.
This commit is contained in:
Doug Evans 1998-02-13 02:31:10 +00:00
parent a7dead174d
commit 390bd87dba
3 changed files with 686 additions and 533 deletions
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9
opcodes/ChangeLog
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@ -1,12 +1,17 @@
start-sanitize-sky
Thu Feb 12 11:01:40 1998 Doug Evans <devans@canuck.cygnus.com>
* cgen-opc.in (@arch@_cgen_lookup_insn): New argument alias_p.
Ignore ALIAS insns if asked to.
(@arch@_cgen_get_insn_operands): Pass 0 for alias_p, NULL for insn.
* m32r-opc.c: Regenerate.
start-sanitize-sky
* dvp.opc.c: Nicely format opcode tables.
(vu_operands): New element UFLAGS.
(parse_uflags,print_uflags): New functions.
(vu_upper_opcodes): Add UFLAGS to all insns.
end-sanitize-sky
Thu Feb 12 03:41:00 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
Fix rac to accept only a0:

34
opcodes/cgen-opc.in
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@ -33,17 +33,18 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
If non-null INSN is the insn table entry.
Otherwise INSN_VALUE is examined to compute it.
LENGTH is the bit length of INSN_VALUE if known, otherwise 0.
ALIAS_P is non-zero if alias insns are to be included in the search.
The result a pointer to the insn table entry, or NULL if the instruction
wasn't recognized. */
const CGEN_INSN *
@arch@_cgen_lookup_insn (insn, insn_value, length, fields)
@arch@_cgen_lookup_insn (insn, insn_value, length, fields, alias_p)
const CGEN_INSN *insn;
cgen_insn_t insn_value;
int length;
CGEN_FIELDS *fields;
{
char buf[4];
char buf[16];
if (!insn)
{
@ -82,14 +83,18 @@ const CGEN_INSN *
{
insn = insn_list->insn;
/* Basic bit mask must be correct. */
/* ??? May wish to allow target to defer this check until the extract
handler. */
if ((insn_value & CGEN_INSN_MASK (insn)) == CGEN_INSN_VALUE (insn))
if (alias_p
|| ! CGEN_INSN_ATTR (insn, CGEN_INSN_ALIAS))
{
length = (*CGEN_EXTRACT_FN (insn)) (insn, NULL, insn_value, fields);
if (length > 0)
return insn;
/* Basic bit mask must be correct. */
/* ??? May wish to allow target to defer this check until the
extract handler. */
if ((insn_value & CGEN_INSN_MASK (insn)) == CGEN_INSN_VALUE (insn))
{
length = (*CGEN_EXTRACT_FN (insn)) (insn, NULL, insn_value, fields);
if (length > 0)
return insn;
}
}
insn_list = CGEN_DIS_NEXT_INSN (insn_list);
@ -97,6 +102,11 @@ const CGEN_INSN *
}
else
{
/* Sanity check: can't pass an alias insn if ! alias_p. */
if (! alias_p
&& CGEN_INSN_ATTR (insn, CGEN_INSN_ALIAS))
abort ();
length = (*CGEN_EXTRACT_FN (insn)) (insn, NULL, insn_value, fields);
if (length > 0)
return insn;
@ -124,7 +134,11 @@ const CGEN_INSN *
const CGEN_OPERAND_INSTANCE *opinst;
int i;
insn = @arch@_cgen_lookup_insn (insn, insn_value, length, &fields);
/* FIXME: ALIAS insns are in transition from being record in the insn table
to being recorded separately as macros. They don't have semantic code
so they can't be used here. Thus we currently always ignore the INSN
argument. */
insn = @arch@_cgen_lookup_insn (NULL, insn_value, length, &fields, 0);
if (! insn)
return NULL;

1176
opcodes/m32r-opc.c
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