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Diffstat (limited to 'contrib/gcc/recog.h')
| -rw-r--r-- | contrib/gcc/recog.h | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/contrib/gcc/recog.h b/contrib/gcc/recog.h deleted file mode 100644 index c8a6598cb4ab..000000000000 --- a/contrib/gcc/recog.h +++ /dev/null @@ -1,208 +0,0 @@ -/* Declarations for interface to insn recognizer and insn-output.c. - Copyright (C) 1987, 1996, 1997, 1998, 1999 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. */ - -/* Random number that should be large enough for all purposes. */ -#define MAX_RECOG_ALTERNATIVES 30 - -/* Types of operands. */ -enum op_type { - OP_IN, - OP_OUT, - OP_INOUT -}; - -struct operand_alternative -{ - /* Pointer to the beginning of the constraint string for this alternative, - for easier access by alternative number. */ - const char *constraint; - - /* The register class valid for this alternative (possibly NO_REGS). */ - enum reg_class class; - - /* "Badness" of this alternative, computed from number of '?' and '!' - characters in the constraint string. */ - unsigned int reject; - - /* -1 if no matching constraint was found, or an operand number. */ - int matches; - /* The same information, but reversed: -1 if this operand is not - matched by any other, or the operand number of the operand that - matches this one. */ - int matched; - - /* Nonzero if '&' was found in the constraint string. */ - unsigned int earlyclobber:1; - /* Nonzero if 'm' was found in the constraint string. */ - unsigned int memory_ok:1; - /* Nonzero if 'o' was found in the constraint string. */ - unsigned int offmem_ok:1; - /* Nonzero if 'V' was found in the constraint string. */ - unsigned int nonoffmem_ok:1; - /* Nonzero if '<' was found in the constraint string. */ - unsigned int decmem_ok:1; - /* Nonzero if '>' was found in the constraint string. */ - unsigned int incmem_ok:1; - /* Nonzero if 'X' was found in the constraint string, or if the constraint - string for this alternative was empty. */ - unsigned int anything_ok:1; -}; - - -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 asm_operand_ok PROTO((rtx, const char *)); -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)); -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 void validate_replace_rtx_group PROTO((rtx, rtx, rtx)); -extern int validate_replace_src PROTO((rtx, rtx, rtx)); -#ifdef HAVE_cc0 -extern int next_insn_tests_no_inequality PROTO ((rtx)); -#endif -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 const_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 pop_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)); -extern void extract_insn PROTO((rtx)); -extern void preprocess_constraints PROTO((void)); - -/* Nonzero means volatile operands are recognized. */ -extern int volatile_ok; - -/* Set by constrain_operands to the number of the alternative that - matched. */ -extern int which_alternative; - -/* 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[]; - -/* The next variables are set up by extract_insn. */ - -/* The number of operands of the insn. */ -extern int recog_n_operands; - -/* The number of MATCH_DUPs in the insn. */ -extern int recog_n_dups; - -/* The number of alternatives in the constraints for the insn. */ -extern int recog_n_alternatives; - -/* Indexed by N, gives the mode of operand N. */ -extern enum machine_mode recog_operand_mode[]; - -/* Indexed by N, gives the constraint string for operand N. */ -extern const char *recog_constraints[]; - -/* Indexed by N, gives the type (in, out, inout) for operand N. */ -extern enum op_type recog_op_type[]; - -#ifndef REGISTER_CONSTRAINTS -/* Indexed by N, nonzero if operand N should be an address. */ -extern char recog_operand_address_p[]; -#endif - -/* Contains a vector of operand_alternative structures for every operand. - Set up by preprocess_constraints. */ -extern struct operand_alternative recog_op_alt[MAX_RECOG_OPERANDS][MAX_RECOG_ALTERNATIVES]; - -/* 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 const char *const insn_template[]; - -extern const char *(*const insn_outfun[]) PROTO ((rtx *, rtx)); - -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 const 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]) PROTO ((rtx, enum machine_mode)); - -extern const char * insn_name[]; |