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64a93ac5 | 1 | /* Declarations for interface to insn recognizer and insn-output.c. |
23a5b65a | 2 | Copyright (C) 1987-2014 Free Software Foundation, Inc. |
64a93ac5 | 3 | |
1322177d | 4 | This file is part of GCC. |
64a93ac5 | 5 | |
1322177d LB |
6 | GCC is free software; you can redistribute it and/or modify it under |
7 | the terms of the GNU General Public License as published by the Free | |
9dcd6f09 | 8 | Software Foundation; either version 3, or (at your option) any later |
1322177d | 9 | version. |
64a93ac5 | 10 | |
1322177d LB |
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
64a93ac5 CH |
15 | |
16 | You should have received a copy of the GNU General Public License | |
9dcd6f09 NC |
17 | along with GCC; see the file COPYING3. If not see |
18 | <http://www.gnu.org/licenses/>. */ | |
64a93ac5 | 19 | |
e692f276 RH |
20 | #ifndef GCC_RECOG_H |
21 | #define GCC_RECOG_H | |
22 | ||
4cc8d9d2 RS |
23 | /* Random number that should be large enough for all purposes. Also define |
24 | a type that has at least MAX_RECOG_ALTERNATIVES + 1 bits, with the extra | |
25 | bit giving an invalid value that can be used to mean "uninitialized". */ | |
f62a15e3 | 26 | #define MAX_RECOG_ALTERNATIVES 30 |
4cc8d9d2 RS |
27 | typedef unsigned int alternative_mask; |
28 | ||
29 | /* A mask of all alternatives. */ | |
30 | #define ALL_ALTERNATIVES ((alternative_mask) -1) | |
31 | ||
32 | /* A mask containing just alternative X. */ | |
33 | #define ALTERNATIVE_BIT(X) ((alternative_mask) 1 << (X)) | |
f62a15e3 | 34 | |
0eadeb15 BS |
35 | /* Types of operands. */ |
36 | enum op_type { | |
37 | OP_IN, | |
38 | OP_OUT, | |
39 | OP_INOUT | |
40 | }; | |
41 | ||
f62a15e3 BS |
42 | struct operand_alternative |
43 | { | |
44 | /* Pointer to the beginning of the constraint string for this alternative, | |
45 | for easier access by alternative number. */ | |
9b3142b3 | 46 | const char *constraint; |
f62a15e3 BS |
47 | |
48 | /* The register class valid for this alternative (possibly NO_REGS). */ | |
1145837d | 49 | ENUM_BITFIELD (reg_class) cl : 16; |
f62a15e3 BS |
50 | |
51 | /* "Badness" of this alternative, computed from number of '?' and '!' | |
52 | characters in the constraint string. */ | |
1145837d | 53 | unsigned int reject : 16; |
f62a15e3 BS |
54 | |
55 | /* -1 if no matching constraint was found, or an operand number. */ | |
1145837d | 56 | int matches : 8; |
f62a15e3 BS |
57 | /* The same information, but reversed: -1 if this operand is not |
58 | matched by any other, or the operand number of the operand that | |
59 | matches this one. */ | |
1145837d | 60 | int matched : 8; |
f62a15e3 BS |
61 | |
62 | /* Nonzero if '&' was found in the constraint string. */ | |
3c4c42e8 | 63 | unsigned int earlyclobber : 1; |
a4edaf83 AK |
64 | /* Nonzero if TARGET_MEM_CONSTRAINT was found in the constraint |
65 | string. */ | |
3c4c42e8 | 66 | unsigned int memory_ok : 1; |
541f7d56 | 67 | /* Nonzero if 'p' was found in the constraint string. */ |
3c4c42e8 | 68 | unsigned int is_address : 1; |
f62a15e3 BS |
69 | /* Nonzero if 'X' was found in the constraint string, or if the constraint |
70 | string for this alternative was empty. */ | |
3c4c42e8 | 71 | unsigned int anything_ok : 1; |
1145837d | 72 | |
3c4c42e8 | 73 | unsigned int unused : 12; |
f62a15e3 BS |
74 | }; |
75 | ||
5efe5dec RS |
76 | /* Return the class for operand I of alternative ALT, taking matching |
77 | constraints into account. */ | |
78 | ||
79 | static inline enum reg_class | |
80 | alternative_class (const operand_alternative *alt, int i) | |
81 | { | |
82 | return alt[i].matches >= 0 ? alt[alt[i].matches].cl : alt[i].cl; | |
83 | } | |
f62a15e3 | 84 | |
0c20a65f AJ |
85 | extern void init_recog (void); |
86 | extern void init_recog_no_volatile (void); | |
0c20a65f | 87 | extern int check_asm_operands (rtx); |
eca72963 | 88 | extern int asm_operand_ok (rtx, const char *, const char **); |
95e88efd JH |
89 | extern bool validate_change (rtx, rtx *, rtx, bool); |
90 | extern bool validate_unshare_change (rtx, rtx *, rtx, bool); | |
a52b023a | 91 | extern bool canonicalize_change_group (rtx insn, rtx x); |
57ac4c34 | 92 | extern int insn_invalid_p (rtx, bool); |
7d22e898 | 93 | extern int verify_changes (int); |
0a634832 | 94 | extern void confirm_change_group (void); |
0c20a65f AJ |
95 | extern int apply_change_group (void); |
96 | extern int num_validated_changes (void); | |
97 | extern void cancel_changes (int); | |
98 | extern int constrain_operands (int); | |
99 | extern int constrain_operands_cached (int); | |
09e881c9 BE |
100 | extern int memory_address_addr_space_p (enum machine_mode, rtx, addr_space_t); |
101 | #define memory_address_p(mode,addr) \ | |
102 | memory_address_addr_space_p ((mode), (addr), ADDR_SPACE_GENERIC) | |
103 | extern int strict_memory_address_addr_space_p (enum machine_mode, rtx, | |
104 | addr_space_t); | |
105 | #define strict_memory_address_p(mode,addr) \ | |
106 | strict_memory_address_addr_space_p ((mode), (addr), ADDR_SPACE_GENERIC) | |
7acf4da6 | 107 | extern int validate_replace_rtx_subexp (rtx, rtx, rtx, rtx *); |
0c20a65f | 108 | extern int validate_replace_rtx (rtx, rtx, rtx); |
e855c69d AB |
109 | extern int validate_replace_rtx_part (rtx, rtx, rtx *, rtx); |
110 | extern int validate_replace_rtx_part_nosimplify (rtx, rtx, rtx *, rtx); | |
0c20a65f | 111 | extern void validate_replace_rtx_group (rtx, rtx, rtx); |
0c20a65f | 112 | extern void validate_replace_src_group (rtx, rtx, rtx); |
8cd37d0b | 113 | extern bool validate_simplify_insn (rtx insn); |
0c20a65f | 114 | extern int num_changes_pending (void); |
523bb0ba | 115 | #ifdef HAVE_cc0 |
0c20a65f | 116 | extern int next_insn_tests_no_inequality (rtx); |
523bb0ba | 117 | #endif |
abd26bfb | 118 | extern bool reg_fits_class_p (const_rtx, reg_class_t, int, enum machine_mode); |
0c20a65f | 119 | |
0c20a65f AJ |
120 | extern int offsettable_memref_p (rtx); |
121 | extern int offsettable_nonstrict_memref_p (rtx); | |
09e881c9 BE |
122 | extern int offsettable_address_addr_space_p (int, enum machine_mode, rtx, |
123 | addr_space_t); | |
124 | #define offsettable_address_p(strict,mode,addr) \ | |
125 | offsettable_address_addr_space_p ((strict), (mode), (addr), \ | |
126 | ADDR_SPACE_GENERIC) | |
5bfed9a9 | 127 | extern bool mode_dependent_address_p (rtx, addr_space_t); |
0c20a65f AJ |
128 | |
129 | extern int recog (rtx, rtx, int *); | |
9fcdd891 | 130 | #ifndef GENERATOR_FILE |
f5523e6d | 131 | static inline int recog_memoized (rtx insn); |
9fcdd891 | 132 | #endif |
0c20a65f AJ |
133 | extern void add_clobbers (rtx, int); |
134 | extern int added_clobbers_hard_reg_p (int); | |
135 | extern void insn_extract (rtx); | |
136 | extern void extract_insn (rtx); | |
137 | extern void extract_constrain_insn_cached (rtx); | |
138 | extern void extract_insn_cached (rtx); | |
1145837d RS |
139 | extern void preprocess_constraints (int, int, const char **, |
140 | operand_alternative *); | |
141 | extern const operand_alternative *preprocess_insn_constraints (int); | |
142 | extern void preprocess_constraints (rtx); | |
0c20a65f AJ |
143 | extern rtx peep2_next_insn (int); |
144 | extern int peep2_regno_dead_p (int, int); | |
145 | extern int peep2_reg_dead_p (int, rtx); | |
23280139 | 146 | #ifdef CLEAR_HARD_REG_SET |
0c20a65f AJ |
147 | extern rtx peep2_find_free_register (int, int, const char *, |
148 | enum machine_mode, HARD_REG_SET *); | |
23280139 | 149 | #endif |
0c20a65f | 150 | extern rtx peephole2_insns (rtx, rtx, int *); |
64a93ac5 | 151 | |
0c20a65f AJ |
152 | extern int store_data_bypass_p (rtx, rtx); |
153 | extern int if_test_bypass_p (rtx, rtx); | |
b37c2614 | 154 | |
9fcdd891 | 155 | #ifndef GENERATOR_FILE |
f5523e6d MA |
156 | /* Try recognizing the instruction INSN, |
157 | and return the code number that results. | |
158 | Remember the code so that repeated calls do not | |
159 | need to spend the time for actual rerecognition. | |
160 | ||
161 | This function is the normal interface to instruction recognition. | |
162 | The automatically-generated function `recog' is normally called | |
425de739 | 163 | through this one. */ |
f5523e6d MA |
164 | |
165 | static inline int | |
166 | recog_memoized (rtx insn) | |
167 | { | |
168 | if (INSN_CODE (insn) < 0) | |
169 | INSN_CODE (insn) = recog (PATTERN (insn), insn, 0); | |
170 | return INSN_CODE (insn); | |
171 | } | |
9fcdd891 | 172 | #endif |
f5523e6d | 173 | |
7ac28727 AK |
174 | /* Skip chars until the next ',' or the end of the string. This is |
175 | useful to skip alternatives in a constraint string. */ | |
176 | static inline const char * | |
177 | skip_alternative (const char *p) | |
178 | { | |
179 | const char *r = p; | |
180 | while (*r != '\0' && *r != ',') | |
181 | r++; | |
182 | if (*r == ',') | |
183 | r++; | |
184 | return r; | |
185 | } | |
186 | ||
64a93ac5 | 187 | /* Nonzero means volatile operands are recognized. */ |
64a93ac5 CH |
188 | extern int volatile_ok; |
189 | ||
0a578fee BS |
190 | /* Set by constrain_operands to the number of the alternative that |
191 | matched. */ | |
192 | extern int which_alternative; | |
193 | ||
64a93ac5 CH |
194 | /* The following vectors hold the results from insn_extract. */ |
195 | ||
8da2e059 | 196 | struct recog_data_d |
1ccbefce RH |
197 | { |
198 | /* It is very tempting to make the 5 operand related arrays into a | |
199 | structure and index on that. However, to be source compatible | |
200 | with all of the existing md file insn constraints and output | |
201 | templates, we need `operand' as a flat array. Without that | |
202 | member, making an array for the rest seems pointless. */ | |
64a93ac5 | 203 | |
1ccbefce RH |
204 | /* Gives value of operand N. */ |
205 | rtx operand[MAX_RECOG_OPERANDS]; | |
64a93ac5 | 206 | |
1ccbefce RH |
207 | /* Gives location where operand N was found. */ |
208 | rtx *operand_loc[MAX_RECOG_OPERANDS]; | |
64a93ac5 | 209 | |
1ccbefce RH |
210 | /* Gives the constraint string for operand N. */ |
211 | const char *constraints[MAX_RECOG_OPERANDS]; | |
64a93ac5 | 212 | |
6ddfdb0f BS |
213 | /* Nonzero if operand N is a match_operator or a match_parallel. */ |
214 | char is_operator[MAX_RECOG_OPERANDS]; | |
215 | ||
1ccbefce RH |
216 | /* Gives the mode of operand N. */ |
217 | enum machine_mode operand_mode[MAX_RECOG_OPERANDS]; | |
0a578fee | 218 | |
1ccbefce RH |
219 | /* Gives the type (in, out, inout) for operand N. */ |
220 | enum op_type operand_type[MAX_RECOG_OPERANDS]; | |
0a578fee | 221 | |
1ccbefce RH |
222 | /* Gives location where the Nth duplicate-appearance of an operand |
223 | was found. This is something that matched MATCH_DUP. */ | |
224 | rtx *dup_loc[MAX_DUP_OPERANDS]; | |
0a578fee | 225 | |
1ccbefce RH |
226 | /* Gives the operand number that was duplicated in the Nth |
227 | duplicate-appearance of an operand. */ | |
88e6fdcb | 228 | char dup_num[MAX_DUP_OPERANDS]; |
0a578fee | 229 | |
88e6fdcb | 230 | /* ??? Note that these are `char' instead of `unsigned char' to (try to) |
0c20a65f | 231 | avoid certain lossage from K&R C, wherein `unsigned char' default |
88e6fdcb RH |
232 | promotes to `unsigned int' instead of `int' as in ISO C. As of 1999, |
233 | the most common places to bootstrap from K&R C are SunOS and HPUX, | |
234 | both of which have signed characters by default. The only other | |
235 | supported natives that have both K&R C and unsigned characters are | |
236 | ROMP and Irix 3, and neither have been seen for a while, but do | |
237 | continue to consider unsignedness when performing arithmetic inside | |
238 | a comparison. */ | |
239 | ||
1ccbefce | 240 | /* The number of operands of the insn. */ |
88e6fdcb | 241 | char n_operands; |
0a578fee | 242 | |
1ccbefce | 243 | /* The number of MATCH_DUPs in the insn. */ |
88e6fdcb | 244 | char n_dups; |
0eadeb15 | 245 | |
1ccbefce | 246 | /* The number of alternatives in the constraints for the insn. */ |
88e6fdcb | 247 | char n_alternatives; |
d90ffc8d | 248 | |
54f044eb JJ |
249 | /* True if insn is ASM_OPERANDS. */ |
250 | bool is_asm; | |
251 | ||
4cc8d9d2 RS |
252 | /* Specifies whether an insn alternative is enabled using the `enabled' |
253 | attribute in the insn pattern definition. For back ends not using | |
254 | the `enabled' attribute the bits are always set to 1 in expand_insn. | |
255 | Bits beyond the last alternative are also set to 1. */ | |
256 | alternative_mask enabled_alternatives; | |
7ac28727 | 257 | |
d90ffc8d JH |
258 | /* In case we are caching, hold insn data was generated for. */ |
259 | rtx insn; | |
1ccbefce RH |
260 | }; |
261 | ||
8da2e059 | 262 | extern struct recog_data_d recog_data; |
0a578fee | 263 | |
1145837d | 264 | extern const operand_alternative *recog_op_alt; |
29d70a0f RS |
265 | |
266 | /* Return a pointer to an array in which index OP describes the constraints | |
267 | on operand OP of the current instruction alternative (which_alternative). | |
268 | Only valid after calling preprocess_constraints and constrain_operands. */ | |
269 | ||
5efe5dec | 270 | inline static const operand_alternative * |
29d70a0f RS |
271 | which_op_alt () |
272 | { | |
273 | gcc_checking_assert (IN_RANGE (which_alternative, 0, | |
274 | recog_data.n_alternatives - 1)); | |
275 | return &recog_op_alt[which_alternative * recog_data.n_operands]; | |
276 | } | |
f62a15e3 | 277 | |
a995e389 | 278 | /* A table defined in insn-output.c that give information about |
64a93ac5 CH |
279 | each insn-code value. */ |
280 | ||
0c20a65f AJ |
281 | typedef int (*insn_operand_predicate_fn) (rtx, enum machine_mode); |
282 | typedef const char * (*insn_output_fn) (rtx *, rtx); | |
eb923e54 OE |
283 | |
284 | struct insn_gen_fn | |
285 | { | |
286 | typedef rtx (*f0) (void); | |
287 | typedef rtx (*f1) (rtx); | |
288 | typedef rtx (*f2) (rtx, rtx); | |
289 | typedef rtx (*f3) (rtx, rtx, rtx); | |
290 | typedef rtx (*f4) (rtx, rtx, rtx, rtx); | |
291 | typedef rtx (*f5) (rtx, rtx, rtx, rtx, rtx); | |
292 | typedef rtx (*f6) (rtx, rtx, rtx, rtx, rtx, rtx); | |
293 | typedef rtx (*f7) (rtx, rtx, rtx, rtx, rtx, rtx, rtx); | |
294 | typedef rtx (*f8) (rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx); | |
295 | typedef rtx (*f9) (rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx); | |
296 | typedef rtx (*f10) (rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx); | |
297 | typedef rtx (*f11) (rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx); | |
298 | typedef rtx (*f12) (rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx); | |
299 | typedef rtx (*f13) (rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx); | |
300 | typedef rtx (*f14) (rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx); | |
301 | typedef rtx (*f15) (rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx); | |
302 | typedef rtx (*f16) (rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx, rtx); | |
303 | ||
304 | typedef f0 stored_funcptr; | |
305 | ||
306 | rtx operator () (void) const { return ((f0)func) (); } | |
307 | rtx operator () (rtx a0) const { return ((f1)func) (a0); } | |
308 | rtx operator () (rtx a0, rtx a1) const { return ((f2)func) (a0, a1); } | |
309 | rtx operator () (rtx a0, rtx a1, rtx a2) const { return ((f3)func) (a0, a1, a2); } | |
310 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3) const { return ((f4)func) (a0, a1, a2, a3); } | |
311 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3, rtx a4) const { return ((f5)func) (a0, a1, a2, a3, a4); } | |
312 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3, rtx a4, rtx a5) const { return ((f6)func) (a0, a1, a2, a3, a4, a5); } | |
313 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3, rtx a4, rtx a5, rtx a6) const { return ((f7)func) (a0, a1, a2, a3, a4, a5, a6); } | |
314 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3, rtx a4, rtx a5, rtx a6, rtx a7) const { return ((f8)func) (a0, a1, a2, a3, a4, a5, a6, a7); } | |
315 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3, rtx a4, rtx a5, rtx a6, rtx a7, rtx a8) const { return ((f9)func) (a0, a1, a2, a3, a4, a5, a6, a7, a8); } | |
316 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3, rtx a4, rtx a5, rtx a6, rtx a7, rtx a8, rtx a9) const { return ((f10)func) (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); } | |
317 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3, rtx a4, rtx a5, rtx a6, rtx a7, rtx a8, rtx a9, rtx a10) const { return ((f11)func) (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); } | |
318 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3, rtx a4, rtx a5, rtx a6, rtx a7, rtx a8, rtx a9, rtx a10, rtx a11) const { return ((f12)func) (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11); } | |
319 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3, rtx a4, rtx a5, rtx a6, rtx a7, rtx a8, rtx a9, rtx a10, rtx a11, rtx a12) const { return ((f13)func) (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12); } | |
320 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3, rtx a4, rtx a5, rtx a6, rtx a7, rtx a8, rtx a9, rtx a10, rtx a11, rtx a12, rtx a13) const { return ((f14)func) (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13); } | |
321 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3, rtx a4, rtx a5, rtx a6, rtx a7, rtx a8, rtx a9, rtx a10, rtx a11, rtx a12, rtx a13, rtx a14) const { return ((f15)func) (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14); } | |
322 | rtx operator () (rtx a0, rtx a1, rtx a2, rtx a3, rtx a4, rtx a5, rtx a6, rtx a7, rtx a8, rtx a9, rtx a10, rtx a11, rtx a12, rtx a13, rtx a14, rtx a15) const { return ((f16)func) (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15); } | |
323 | ||
324 | // This is for compatibility of code that invokes functions like | |
325 | // (*funcptr) (arg) | |
326 | insn_gen_fn operator * (void) const { return *this; } | |
327 | ||
328 | // The wrapped function pointer must be public and there must not be any | |
329 | // constructors. Otherwise the insn_data_d struct initializers generated | |
330 | // by genoutput.c will result in static initializer functions, which defeats | |
331 | // the purpose of the generated insn_data_d array. | |
332 | stored_funcptr func; | |
333 | }; | |
64a93ac5 | 334 | |
a995e389 RH |
335 | struct insn_operand_data |
336 | { | |
8b60264b | 337 | const insn_operand_predicate_fn predicate; |
64a93ac5 | 338 | |
8b60264b | 339 | const char *const constraint; |
64a93ac5 | 340 | |
7e7c843f | 341 | ENUM_BITFIELD(machine_mode) const mode : 16; |
a995e389 | 342 | |
8b60264b | 343 | const char strict_low; |
dfac187e | 344 | |
6ddfdb0f BS |
345 | const char is_operator; |
346 | ||
8b60264b | 347 | const char eliminable; |
4fd3a105 RS |
348 | |
349 | const char allows_mem; | |
a995e389 | 350 | }; |
64a93ac5 | 351 | |
4bbf910e RH |
352 | /* Legal values for insn_data.output_format. Indicate what type of data |
353 | is stored in insn_data.output. */ | |
354 | #define INSN_OUTPUT_FORMAT_NONE 0 /* abort */ | |
355 | #define INSN_OUTPUT_FORMAT_SINGLE 1 /* const char * */ | |
356 | #define INSN_OUTPUT_FORMAT_MULTI 2 /* const char * const * */ | |
357 | #define INSN_OUTPUT_FORMAT_FUNCTION 3 /* const char * (*)(...) */ | |
358 | ||
f12c802a | 359 | struct insn_data_d |
a995e389 | 360 | { |
8b60264b | 361 | const char *const name; |
9ca1483b | 362 | #if HAVE_DESIGNATED_UNION_INITIALIZERS |
3897f229 JM |
363 | union { |
364 | const char *single; | |
365 | const char *const *multi; | |
366 | insn_output_fn function; | |
367 | } output; | |
368 | #else | |
369 | struct { | |
370 | const char *single; | |
371 | const char *const *multi; | |
372 | insn_output_fn function; | |
373 | } output; | |
374 | #endif | |
8b60264b KG |
375 | const insn_gen_fn genfun; |
376 | const struct insn_operand_data *const operand; | |
64a93ac5 | 377 | |
b29387ee | 378 | const char n_generator_args; |
8b60264b KG |
379 | const char n_operands; |
380 | const char n_dups; | |
381 | const char n_alternatives; | |
382 | const char output_format; | |
a995e389 | 383 | }; |
64a93ac5 | 384 | |
f12c802a | 385 | extern const struct insn_data_d insn_data[]; |
0cd6c85a | 386 | extern int peep2_current_count; |
e692f276 | 387 | |
4cc8d9d2 RS |
388 | #ifndef GENERATOR_FILE |
389 | #include "insn-codes.h" | |
390 | ||
391 | /* Target-dependent globals. */ | |
392 | struct target_recog { | |
393 | bool x_initialized; | |
394 | alternative_mask x_enabled_alternatives[LAST_INSN_CODE]; | |
1145837d | 395 | operand_alternative *x_op_alt[LAST_INSN_CODE]; |
4cc8d9d2 RS |
396 | }; |
397 | ||
398 | extern struct target_recog default_target_recog; | |
399 | #if SWITCHABLE_TARGET | |
400 | extern struct target_recog *this_target_recog; | |
401 | #else | |
402 | #define this_target_recog (&default_target_recog) | |
403 | #endif | |
404 | ||
405 | alternative_mask get_enabled_alternatives (rtx); | |
406 | ||
407 | void recog_init (); | |
408 | #endif | |
409 | ||
e692f276 | 410 | #endif /* GCC_RECOG_H */ |