diff options
Diffstat (limited to 'gcc/recog.h')
| -rw-r--r-- | gcc/recog.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/gcc/recog.h b/gcc/recog.h index 980b76f70d7..195efe39264 100644 --- a/gcc/recog.h +++ b/gcc/recog.h @@ -61,10 +61,15 @@ 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)); /* 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. */ @@ -81,6 +86,28 @@ extern rtx *recog_dup_loc[]; 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 char *recog_constraints[]; + +#ifndef REGISTER_CONSTRAINTS +/* Indexed by N, nonzero if operand N should be an address. */ +extern char recog_operand_address_p[]; +#endif + /* Access the output function for CODE. */ #define OUT_FCN(CODE) (*insn_outfun[(int) (CODE)]) |