Mercurial > hg > CbC > CbC_gcc
annotate gcc/gensupport.h @ 88:f214c1d5b862
merge 89
| author | Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 20 Dec 2011 18:53:46 +0900 |
| parents | f6334be47118 |
| children | 04ced10e8804 |
| rev | line source |
|---|---|
| 0 | 1 /* Declarations for rtx-reader support for gen* routines. |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2 Copyright (C) 2000, 2002, 2003, 2004, 2007, 2008, 2010 |
| 0 | 3 Free Software Foundation, Inc. |
| 4 | |
| 5 This file is part of GCC. | |
| 6 | |
| 7 GCC is free software; you can redistribute it and/or modify it under | |
| 8 the terms of the GNU General Public License as published by the Free | |
| 9 Software Foundation; either version 3, or (at your option) any later | |
| 10 version. | |
| 11 | |
| 12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
| 13 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 18 along with GCC; see the file COPYING3. If not see | |
| 19 <http://www.gnu.org/licenses/>. */ | |
| 20 | |
| 21 #ifndef GCC_GENSUPPORT_H | |
| 22 #define GCC_GENSUPPORT_H | |
| 23 | |
| 24 struct obstack; | |
| 25 extern struct obstack *rtl_obstack; | |
| 26 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
27 extern bool init_rtx_reader_args_cb (int, char **, bool (*)(const char *)); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
28 extern bool init_rtx_reader_args (int, char **); |
| 0 | 29 extern rtx read_md_rtx (int *, int *); |
| 30 | |
| 31 /* Set this to 0 to disable automatic elision of insn patterns which | |
| 32 can never be used in this configuration. See genconditions.c. | |
| 33 Must be set before calling init_md_reader. */ | |
| 34 extern int insn_elision; | |
| 35 | |
| 36 /* If the C test passed as the argument can be evaluated at compile | |
| 37 time, return its truth value; else return -1. The test must have | |
| 38 appeared somewhere in the machine description when genconditions | |
| 39 was run. */ | |
| 40 extern int maybe_eval_c_test (const char *); | |
| 41 | |
| 42 /* Add an entry to the table of conditions. Used by genconditions and | |
| 43 by read-rtl.c. */ | |
| 44 extern void add_c_test (const char *, int); | |
| 45 | |
| 46 /* This structure is used internally by gensupport.c and genconditions.c. */ | |
| 47 struct c_test | |
| 48 { | |
| 49 const char *expr; | |
| 50 int value; | |
| 51 }; | |
| 52 | |
| 53 #ifdef __HASHTAB_H__ | |
| 54 extern hashval_t hash_c_test (const void *); | |
| 55 extern int cmp_c_test (const void *, const void *); | |
| 56 extern void traverse_c_tests (htab_trav, void *); | |
| 57 #endif | |
| 58 | |
| 59 /* Predicate handling: helper functions and data structures. */ | |
| 60 | |
| 61 struct pred_data | |
| 62 { | |
| 63 struct pred_data *next; /* for iterating over the set of all preds */ | |
| 64 const char *name; /* predicate name */ | |
| 65 bool special; /* special handling of modes? */ | |
| 66 | |
| 67 /* data used primarily by genpreds.c */ | |
| 68 const char *c_block; /* C test block */ | |
| 69 rtx exp; /* RTL test expression */ | |
| 70 | |
| 71 /* data used primarily by genrecog.c */ | |
| 72 enum rtx_code singleton; /* if pred takes only one code, that code */ | |
| 73 int num_codes; /* number of codes accepted */ | |
| 74 bool allows_non_lvalue; /* if pred allows non-lvalue expressions */ | |
| 75 bool allows_non_const; /* if pred allows non-const expressions */ | |
| 76 bool codes[NUM_RTX_CODE]; /* set of codes accepted */ | |
| 77 }; | |
| 78 | |
| 79 extern struct pred_data *first_predicate; | |
| 80 extern struct pred_data *lookup_predicate (const char *); | |
| 81 extern void add_predicate_code (struct pred_data *, enum rtx_code); | |
| 82 extern void add_predicate (struct pred_data *); | |
| 83 | |
| 84 #define FOR_ALL_PREDICATES(p) for (p = first_predicate; p; p = p->next) | |
| 85 | |
| 86 #endif /* GCC_GENSUPPORT_H */ |