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- /* Declarations for interface to insn recognizer and insn-output.c.
- Copyright (C) 1987 Free Software Foundation, Inc.
-
- This file is part of GNU CC.
-
- GNU CC is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY. No author or distributor
- accepts responsibility to anyone for the consequences of using it
- or for whether it serves any particular purpose or works at all,
- unless he says so in writing. Refer to the GNU CC General Public
- License for full details.
-
- Everyone is granted permission to copy, modify and redistribute
- GNU CC, but only under the conditions described in the
- GNU CC General Public License. A copy of this license is
- supposed to have been given to you along with GNU CC so you
- can know your rights and responsibilities. It should be in a
- file named COPYING. Among other things, the copyright notice
- and this notice must be preserved on all copies. */
-
- /* Recognize an insn and return its insn-code,
- which is the sequence number of the DEFINE_INSN that it matches.
- If the insn does not match, return -1. */
-
- extern int recog_memoized ();
-
- /* Extract the operands from an insn that has been recognized. */
-
- extern void insn_extract ();
-
- /* The following vectors hold the results from insn_extract. */
-
- /* Indexed by N, gives value of operand N. */
- extern rtx recog_operand[];
-
- /* Indexed by N, gives location where operand N was found. */
- extern rtx *recog_operand_loc[];
-
- /* Indexed by N, gives location where the Nth duplicate-appearance of
- an operand was found. This is something that matched MATCH_DUP. */
- extern rtx *recog_dup_loc[];
-
- /* Indexed by N, gives the operand number that was duplicated in the
- Nth duplicate-appearance of an operand. */
- extern char recog_dup_num[];
-
- /* Tables defined in insn-output.c that give information about
- each insn-code value. */
-
- /* These are vectors indexed by insn-code. Details in genoutput.c. */
-
- extern char *insn_template[];
-
- extern char *(*insn_outfun[]) ();
-
- extern int insn_n_operands[];
-
- extern int insn_n_dups[];
-
- /* These are two-dimensional arrays indexed first by the insn-code
- and second by the operand number. Details in genoutput.c. */
-
- extern char *insn_operand_constraint[][MAX_RECOG_OPERANDS];
-
- extern char insn_operand_address_p[][MAX_RECOG_OPERANDS];
-
- extern enum machine_mode insn_operand_mode[][MAX_RECOG_OPERANDS];
-
- extern char insn_operand_strict_low[][MAX_RECOG_OPERANDS];
-
- extern int (*insn_operand_predicate[][MAX_RECOG_OPERANDS]) ();
-