| /* Declarations for interface to insn recognizer and insn-output.c. |
| Copyright (C) 1987, 1996, 1997 Free Software Foundation, Inc. |
| |
| This file is part of GNU CC. |
| |
| GNU CC is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU CC is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU CC; see the file COPYING. If not, write to |
| the Free Software Foundation, 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #include "gansidecl.h" |
| |
| extern void init_recog PROTO((void)); |
| extern void init_recog_no_volatile PROTO((void)); |
| extern int recog_memoized PROTO((rtx)); |
| extern int check_asm_operands PROTO((rtx)); |
| extern int validate_change PROTO((rtx, rtx *, rtx, int)); |
| extern int apply_change_group PROTO((void)); |
| extern int num_validated_changes PROTO((void)); |
| extern void cancel_changes PROTO((int)); |
| extern int constrain_operands PROTO((int, int)); |
| extern int memory_address_p PROTO((enum machine_mode, rtx)); |
| extern int strict_memory_address_p PROTO((enum machine_mode, rtx)); |
| extern int validate_replace_rtx PROTO((rtx, rtx, rtx)); |
| extern int validate_replace_src PROTO((rtx, rtx, rtx)); |
| extern int reg_fits_class_p PROTO((rtx, enum reg_class, int, |
| enum machine_mode)); |
| extern rtx *find_single_use PROTO((rtx, rtx, rtx *)); |
| |
| extern int general_operand PROTO((rtx, enum machine_mode)); |
| extern int address_operand PROTO((rtx, enum machine_mode)); |
| extern int register_operand PROTO((rtx, enum machine_mode)); |
| extern int scratch_operand PROTO((rtx, enum machine_mode)); |
| extern int immediate_operand PROTO((rtx, enum machine_mode)); |
| extern int const_int_operand PROTO((rtx, enum machine_mode)); |
| extern int cosnt_double_operand PROTO((rtx, enum machine_mode)); |
| extern int nonimmediate_operand PROTO((rtx, enum machine_mode)); |
| extern int nonmemory_operand PROTO((rtx, enum machine_mode)); |
| extern int push_operand PROTO((rtx, enum machine_mode)); |
| extern int memory_operand PROTO((rtx, enum machine_mode)); |
| extern int indirect_operand PROTO((rtx, enum machine_mode)); |
| extern int mode_independent_operand PROTO((rtx, enum machine_mode)); |
| extern int comparison_operator PROTO((rtx, enum machine_mode)); |
| |
| extern int offsettable_memref_p PROTO((rtx)); |
| extern int offsettable_nonstrict_memref_p PROTO((rtx)); |
| extern int offsettable_address_p PROTO((int, enum machine_mode, rtx)); |
| extern int mode_dependent_address_p PROTO((rtx)); |
| |
| extern int recog PROTO((rtx, rtx, int *)); |
| extern void add_clobbers PROTO((rtx, int)); |
| extern void insn_extract PROTO((rtx)); |
| |
| /* Nonzero means volatile operands are recognized. */ |
| extern int volatile_ok; |
| |
| /* 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[]; |
| |
| /* Access the output function for CODE. */ |
| |
| #define OUT_FCN(CODE) (*insn_outfun[(int) (CODE)]) |
| |
| /* 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 *const insn_template[]; |
| |
| extern char *(*const insn_outfun[]) (); |
| |
| extern const int insn_n_operands[]; |
| |
| extern const int insn_n_dups[]; |
| |
| /* Indexed by insn code number, gives # of constraint alternatives. */ |
| |
| extern const int insn_n_alternatives[]; |
| |
| /* These are two-dimensional arrays indexed first by the insn-code |
| and second by the operand number. Details in genoutput.c. */ |
| |
| #ifdef REGISTER_CONSTRAINTS /* Avoid undef sym in certain broken linkers. */ |
| extern char *const insn_operand_constraint[][MAX_RECOG_OPERANDS]; |
| #endif |
| |
| #ifndef REGISTER_CONSTRAINTS /* Avoid undef sym in certain broken linkers. */ |
| extern const char insn_operand_address_p[][MAX_RECOG_OPERANDS]; |
| #endif |
| |
| extern const enum machine_mode insn_operand_mode[][MAX_RECOG_OPERANDS]; |
| |
| extern const char insn_operand_strict_low[][MAX_RECOG_OPERANDS]; |
| |
| extern int (*const insn_operand_predicate[][MAX_RECOG_OPERANDS]) (); |
| |
| extern char * insn_name[]; |