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7a938933 | 1 | /* go-lang.c -- Go frontend gcc interface. |
85ec4feb | 2 | Copyright (C) 2009-2018 Free Software Foundation, Inc. |
7a938933 ILT |
3 | |
4 | This file is part of GCC. | |
5 | ||
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 | |
8 | Software Foundation; either version 3, or (at your option) any later | |
9 | version. | |
10 | ||
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. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GCC; see the file COPYING3. If not see | |
18 | <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #include "config.h" | |
21 | #include "system.h" | |
7a938933 | 22 | #include "coretypes.h" |
2adfab87 | 23 | #include "target.h" |
2adfab87 AM |
24 | #include "tree.h" |
25 | #include "gimple-expr.h" | |
26 | #include "diagnostic.h" | |
7a938933 | 27 | #include "opts.h" |
40e23961 | 28 | #include "fold-const.h" |
45b0be94 | 29 | #include "gimplify.h" |
d8a2d370 | 30 | #include "stor-layout.h" |
7a938933 | 31 | #include "debug.h" |
7a938933 | 32 | #include "convert.h" |
7a938933 ILT |
33 | #include "langhooks.h" |
34 | #include "langhooks-def.h" | |
677f3fa8 | 35 | #include "common/common-target.h" |
7a938933 ILT |
36 | |
37 | #include <mpfr.h> | |
38 | ||
39 | #include "go-c.h" | |
3c061ac0 | 40 | #include "go-gcc.h" |
7a938933 | 41 | |
acdef7f8 TR |
42 | #ifndef TARGET_AIX |
43 | #define TARGET_AIX 0 | |
44 | #endif | |
45 | ||
7a938933 ILT |
46 | /* Language-dependent contents of a type. */ |
47 | ||
48 | struct GTY(()) lang_type | |
49 | { | |
50 | char dummy; | |
51 | }; | |
52 | ||
53 | /* Language-dependent contents of a decl. */ | |
54 | ||
766090c2 | 55 | struct GTY(()) lang_decl |
7a938933 ILT |
56 | { |
57 | char dummy; | |
58 | }; | |
59 | ||
60 | /* Language-dependent contents of an identifier. This must include a | |
61 | tree_identifier. */ | |
62 | ||
63 | struct GTY(()) lang_identifier | |
64 | { | |
65 | struct tree_identifier common; | |
66 | }; | |
67 | ||
68 | /* The resulting tree type. */ | |
69 | ||
70 | union GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"), | |
81f653d6 | 71 | chain_next ("CODE_CONTAINS_STRUCT (TREE_CODE (&%h.generic), TS_COMMON) ? ((union lang_tree_node *) TREE_CHAIN (&%h.generic)) : NULL"))) |
7a938933 ILT |
72 | lang_tree_node |
73 | { | |
74 | union tree_node GTY((tag ("0"), | |
75 | desc ("tree_node_structure (&%h)"))) generic; | |
76 | struct lang_identifier GTY((tag ("1"))) identifier; | |
77 | }; | |
78 | ||
79 | /* We don't use language_function. */ | |
80 | ||
81 | struct GTY(()) language_function | |
82 | { | |
83 | int dummy; | |
84 | }; | |
85 | ||
097b12fb ILT |
86 | /* Option information we need to pass to go_create_gogo. */ |
87 | ||
88 | static const char *go_pkgpath = NULL; | |
89 | static const char *go_prefix = NULL; | |
4e1866fe | 90 | static const char *go_relative_import_path = NULL; |
2adb671d | 91 | static const char *go_c_header = NULL; |
097b12fb | 92 | |
7a938933 ILT |
93 | /* Language hooks. */ |
94 | ||
95 | static bool | |
96 | go_langhook_init (void) | |
97 | { | |
a011cd92 | 98 | build_common_tree_nodes (false); |
7a938933 | 99 | |
00733a00 ILT |
100 | /* I don't know why this has to be done explicitly. */ |
101 | void_list_node = build_tree_list (NULL_TREE, void_type_node); | |
102 | ||
7a938933 ILT |
103 | /* We must create the gogo IR after calling build_common_tree_nodes |
104 | (because Gogo::define_builtin_function_trees refers indirectly | |
105 | to, e.g., unsigned_char_type_node) but before calling | |
106 | build_common_builtin_nodes (because it calls, indirectly, | |
107 | go_type_for_size). */ | |
2adb671d ILT |
108 | struct go_create_gogo_args args; |
109 | args.int_type_size = INT_TYPE_SIZE; | |
110 | args.pointer_size = POINTER_SIZE; | |
111 | args.pkgpath = go_pkgpath; | |
112 | args.prefix = go_prefix; | |
113 | args.relative_import_path = go_relative_import_path; | |
114 | args.c_header = go_c_header; | |
115 | args.check_divide_by_zero = go_check_divide_zero; | |
116 | args.check_divide_overflow = go_check_divide_overflow; | |
117 | args.compiling_runtime = go_compiling_runtime; | |
118 | args.debug_escape_level = go_debug_escape_level; | |
acdef7f8 | 119 | args.nil_check_size_threshold = TARGET_AIX ? -1 : 4096; |
3c061ac0 TM |
120 | args.linemap = go_get_linemap(); |
121 | args.backend = go_get_backend(); | |
2adb671d | 122 | go_create_gogo (&args); |
7a938933 ILT |
123 | |
124 | build_common_builtin_nodes (); | |
125 | ||
7a938933 ILT |
126 | /* The default precision for floating point numbers. This is used |
127 | for floating point constants with abstract type. This may | |
128 | eventually be controllable by a command line option. */ | |
1ec20ea1 | 129 | mpfr_set_default_prec (256); |
7a938933 ILT |
130 | |
131 | /* Go uses exceptions. */ | |
132 | using_eh_for_cleanups (); | |
133 | ||
134 | return true; | |
135 | } | |
136 | ||
137 | /* The option mask. */ | |
138 | ||
139 | static unsigned int | |
140 | go_langhook_option_lang_mask (void) | |
141 | { | |
142 | return CL_Go; | |
143 | } | |
144 | ||
145 | /* Initialize the options structure. */ | |
146 | ||
147 | static void | |
148 | go_langhook_init_options_struct (struct gcc_options *opts) | |
149 | { | |
150 | /* Go says that signed overflow is precisely defined. */ | |
151 | opts->x_flag_wrapv = 1; | |
152 | ||
153 | /* We default to using strict aliasing, since Go pointers are safe. | |
154 | This is turned off for code that imports the "unsafe" package, | |
155 | because using unsafe.pointer violates C style aliasing | |
156 | requirements. */ | |
157 | opts->x_flag_strict_aliasing = 1; | |
158 | ||
159 | /* Default to avoiding range issues for complex multiply and | |
160 | divide. */ | |
161 | opts->x_flag_complex_method = 2; | |
162 | ||
163 | /* The builtin math functions should not set errno. */ | |
164 | opts->x_flag_errno_math = 0; | |
9b548472 | 165 | opts->frontend_set_flag_errno_math = true; |
7a938933 | 166 | |
7a938933 ILT |
167 | /* Exceptions are used to handle recovering from panics. */ |
168 | opts->x_flag_exceptions = 1; | |
169 | opts->x_flag_non_call_exceptions = 1; | |
818424b2 | 170 | |
ede67376 ILT |
171 | /* We need to keep pointers live for the garbage collector. */ |
172 | opts->x_flag_keep_gc_roots_live = 1; | |
173 | ||
818424b2 ILT |
174 | /* Go programs expect runtime.Callers to work, and that uses |
175 | libbacktrace that uses debug info. Set the debug info level to 1 | |
176 | by default. In post_options we will set the debug type if the | |
177 | debug info level was not set back to 0 on the command line. */ | |
178 | opts->x_debug_info_level = DINFO_LEVEL_TERSE; | |
7a938933 ILT |
179 | } |
180 | ||
9771b263 | 181 | /* Infrastructure for a vector of char * pointers. */ |
ac819ba5 ILT |
182 | |
183 | typedef const char *go_char_p; | |
ac819ba5 ILT |
184 | |
185 | /* The list of directories to search after all the Go specific | |
186 | directories have been searched. */ | |
187 | ||
9771b263 | 188 | static vec<go_char_p> go_search_dirs; |
ac819ba5 | 189 | |
7a938933 ILT |
190 | /* Handle Go specific options. Return 0 if we didn't do anything. */ |
191 | ||
192 | static bool | |
193 | go_langhook_handle_option ( | |
194 | size_t scode, | |
195 | const char *arg, | |
196 | int value ATTRIBUTE_UNUSED, | |
197 | int kind ATTRIBUTE_UNUSED, | |
198 | location_t loc ATTRIBUTE_UNUSED, | |
199 | const struct cl_option_handlers *handlers ATTRIBUTE_UNUSED) | |
200 | { | |
201 | enum opt_code code = (enum opt_code) scode; | |
202 | bool ret = true; | |
203 | ||
204 | switch (code) | |
205 | { | |
206 | case OPT_I: | |
7a938933 ILT |
207 | go_add_search_path (arg); |
208 | break; | |
209 | ||
ac819ba5 ILT |
210 | case OPT_L: |
211 | /* A -L option is assumed to come from the compiler driver. | |
212 | This is a system directory. We search the following | |
213 | directories, if they exist, before this one: | |
214 | dir/go/VERSION | |
215 | dir/go/VERSION/MACHINE | |
216 | This is like include/c++. */ | |
217 | { | |
218 | static const char dir_separator_str[] = { DIR_SEPARATOR, 0 }; | |
219 | size_t len; | |
220 | char *p; | |
221 | struct stat st; | |
222 | ||
223 | len = strlen (arg); | |
224 | p = XALLOCAVEC (char, | |
225 | (len + sizeof "go" + sizeof DEFAULT_TARGET_VERSION | |
226 | + sizeof DEFAULT_TARGET_MACHINE + 3)); | |
227 | strcpy (p, arg); | |
228 | if (len > 0 && !IS_DIR_SEPARATOR (p[len - 1])) | |
229 | strcat (p, dir_separator_str); | |
230 | strcat (p, "go"); | |
231 | strcat (p, dir_separator_str); | |
232 | strcat (p, DEFAULT_TARGET_VERSION); | |
233 | if (stat (p, &st) == 0 && S_ISDIR (st.st_mode)) | |
234 | { | |
235 | go_add_search_path (p); | |
236 | strcat (p, dir_separator_str); | |
237 | strcat (p, DEFAULT_TARGET_MACHINE); | |
238 | if (stat (p, &st) == 0 && S_ISDIR (st.st_mode)) | |
239 | go_add_search_path (p); | |
240 | } | |
241 | ||
242 | /* Search ARG too, but only after we've searched to Go | |
243 | specific directories for all -L arguments. */ | |
9771b263 | 244 | go_search_dirs.safe_push (arg); |
ac819ba5 ILT |
245 | } |
246 | break; | |
247 | ||
7a938933 ILT |
248 | case OPT_fgo_dump_: |
249 | ret = go_enable_dump (arg) ? true : false; | |
250 | break; | |
251 | ||
706cd57f RL |
252 | case OPT_fgo_optimize_: |
253 | ret = go_enable_optimize (arg) ? true : false; | |
254 | break; | |
255 | ||
097b12fb ILT |
256 | case OPT_fgo_pkgpath_: |
257 | go_pkgpath = arg; | |
258 | break; | |
259 | ||
7a938933 | 260 | case OPT_fgo_prefix_: |
097b12fb | 261 | go_prefix = arg; |
7a938933 ILT |
262 | break; |
263 | ||
4e1866fe ILT |
264 | case OPT_fgo_relative_import_path_: |
265 | go_relative_import_path = arg; | |
266 | break; | |
267 | ||
2adb671d ILT |
268 | case OPT_fgo_c_header_: |
269 | go_c_header = arg; | |
270 | break; | |
271 | ||
7a938933 ILT |
272 | default: |
273 | /* Just return 1 to indicate that the option is valid. */ | |
274 | break; | |
275 | } | |
276 | ||
277 | return ret; | |
278 | } | |
279 | ||
280 | /* Run after parsing options. */ | |
281 | ||
282 | static bool | |
283 | go_langhook_post_options (const char **pfilename ATTRIBUTE_UNUSED) | |
284 | { | |
ac819ba5 ILT |
285 | unsigned int ix; |
286 | const char *dir; | |
287 | ||
7a938933 ILT |
288 | gcc_assert (num_in_fnames > 0); |
289 | ||
9771b263 | 290 | FOR_EACH_VEC_ELT (go_search_dirs, ix, dir) |
ac819ba5 | 291 | go_add_search_path (dir); |
9771b263 | 292 | go_search_dirs.release (); |
ac819ba5 | 293 | |
7a938933 ILT |
294 | if (flag_excess_precision_cmdline == EXCESS_PRECISION_DEFAULT) |
295 | flag_excess_precision_cmdline = EXCESS_PRECISION_STANDARD; | |
296 | ||
0fdd268f ILT |
297 | /* Tail call optimizations can confuse uses of runtime.Callers. */ |
298 | if (!global_options_set.x_flag_optimize_sibling_calls) | |
299 | global_options.x_flag_optimize_sibling_calls = 0; | |
300 | ||
818424b2 ILT |
301 | /* If the debug info level is still 1, as set in init_options, make |
302 | sure that some debugging type is selected. */ | |
303 | if (global_options.x_debug_info_level == DINFO_LEVEL_TERSE | |
304 | && global_options.x_write_symbols == NO_DEBUG) | |
305 | global_options.x_write_symbols = PREFERRED_DEBUGGING_TYPE; | |
306 | ||
cb3306e5 AS |
307 | /* We turn on stack splitting if we can. */ |
308 | if (!global_options_set.x_flag_split_stack | |
309 | && targetm_common.supports_split_stack (false, &global_options)) | |
310 | global_options.x_flag_split_stack = 1; | |
311 | ||
a1f427e9 ILT |
312 | /* If stack splitting is turned on, and the user did not explicitly |
313 | request function partitioning, turn off partitioning, as it | |
314 | confuses the linker when trying to handle partitioned split-stack | |
315 | code that calls a non-split-stack function. */ | |
316 | if (global_options.x_flag_split_stack | |
317 | && global_options.x_flag_reorder_blocks_and_partition | |
318 | && !global_options_set.x_flag_reorder_blocks_and_partition) | |
319 | global_options.x_flag_reorder_blocks_and_partition = 0; | |
320 | ||
7a938933 ILT |
321 | /* Returning false means that the backend should be used. */ |
322 | return false; | |
323 | } | |
324 | ||
325 | static void | |
326 | go_langhook_parse_file (void) | |
327 | { | |
328 | go_parse_input_files (in_fnames, num_in_fnames, flag_syntax_only, | |
329 | go_require_return_statement); | |
d7438551 AH |
330 | |
331 | /* Final processing of globals and early debug info generation. */ | |
332 | go_write_globals (); | |
7a938933 ILT |
333 | } |
334 | ||
335 | static tree | |
336 | go_langhook_type_for_size (unsigned int bits, int unsignedp) | |
337 | { | |
ad5b68e0 CM |
338 | tree type; |
339 | if (unsignedp) | |
340 | { | |
341 | if (bits == INT_TYPE_SIZE) | |
342 | type = unsigned_type_node; | |
343 | else if (bits == CHAR_TYPE_SIZE) | |
344 | type = unsigned_char_type_node; | |
345 | else if (bits == SHORT_TYPE_SIZE) | |
346 | type = short_unsigned_type_node; | |
347 | else if (bits == LONG_TYPE_SIZE) | |
348 | type = long_unsigned_type_node; | |
349 | else if (bits == LONG_LONG_TYPE_SIZE) | |
350 | type = long_long_unsigned_type_node; | |
351 | else | |
352 | type = make_unsigned_type(bits); | |
353 | } | |
354 | else | |
355 | { | |
356 | if (bits == INT_TYPE_SIZE) | |
357 | type = integer_type_node; | |
358 | else if (bits == CHAR_TYPE_SIZE) | |
359 | type = signed_char_type_node; | |
360 | else if (bits == SHORT_TYPE_SIZE) | |
361 | type = short_integer_type_node; | |
362 | else if (bits == LONG_TYPE_SIZE) | |
363 | type = long_integer_type_node; | |
364 | else if (bits == LONG_LONG_TYPE_SIZE) | |
365 | type = long_long_integer_type_node; | |
366 | else | |
367 | type = make_signed_type(bits); | |
368 | } | |
369 | return type; | |
7a938933 ILT |
370 | } |
371 | ||
372 | static tree | |
ef4bddc2 | 373 | go_langhook_type_for_mode (machine_mode mode, int unsignedp) |
7a938933 | 374 | { |
c2b13bb6 | 375 | tree type; |
0e29f7e5 ILT |
376 | /* Go has no vector types. Build them here. FIXME: It does not |
377 | make sense for the middle-end to ask the frontend for a type | |
378 | which the frontend does not support. However, at least for now | |
379 | it is required. See PR 46805. */ | |
380 | if (VECTOR_MODE_P (mode)) | |
381 | { | |
382 | tree inner; | |
383 | ||
384 | inner = go_langhook_type_for_mode (GET_MODE_INNER (mode), unsignedp); | |
385 | if (inner != NULL_TREE) | |
386 | return build_vector_type_for_mode (inner, mode); | |
387 | return NULL_TREE; | |
388 | } | |
389 | ||
b4206259 | 390 | scalar_int_mode imode; |
e386a52f | 391 | scalar_float_mode fmode; |
a97390bf | 392 | complex_mode cmode; |
b4206259 RS |
393 | if (is_int_mode (mode, &imode)) |
394 | return go_langhook_type_for_size (GET_MODE_BITSIZE (imode), unsignedp); | |
e386a52f | 395 | else if (is_float_mode (mode, &fmode)) |
ad5b68e0 | 396 | { |
e386a52f | 397 | switch (GET_MODE_BITSIZE (fmode)) |
ad5b68e0 CM |
398 | { |
399 | case 32: | |
400 | return float_type_node; | |
401 | case 64: | |
402 | return double_type_node; | |
403 | default: | |
404 | // We have to check for long double in order to support | |
405 | // i386 excess precision. | |
e386a52f | 406 | if (fmode == TYPE_MODE(long_double_type_node)) |
ad5b68e0 CM |
407 | return long_double_type_node; |
408 | } | |
409 | } | |
a97390bf | 410 | else if (is_complex_float_mode (mode, &cmode)) |
ad5b68e0 | 411 | { |
a97390bf | 412 | switch (GET_MODE_BITSIZE (cmode)) |
ad5b68e0 CM |
413 | { |
414 | case 64: | |
415 | return complex_float_type_node; | |
416 | case 128: | |
417 | return complex_double_type_node; | |
418 | default: | |
419 | // We have to check for long double in order to support | |
420 | // i386 excess precision. | |
a97390bf | 421 | if (cmode == TYPE_MODE(complex_long_double_type_node)) |
ad5b68e0 CM |
422 | return complex_long_double_type_node; |
423 | } | |
424 | } | |
c2b13bb6 JJ |
425 | |
426 | #if HOST_BITS_PER_WIDE_INT >= 64 | |
427 | /* The middle-end and some backends rely on TImode being supported | |
428 | for 64-bit HWI. */ | |
429 | if (mode == TImode) | |
430 | { | |
431 | type = build_nonstandard_integer_type (GET_MODE_BITSIZE (TImode), | |
432 | unsignedp); | |
433 | if (type && TYPE_MODE (type) == TImode) | |
434 | return type; | |
435 | } | |
436 | #endif | |
437 | return NULL_TREE; | |
7a938933 ILT |
438 | } |
439 | ||
440 | /* Record a builtin function. We just ignore builtin functions. */ | |
441 | ||
442 | static tree | |
443 | go_langhook_builtin_function (tree decl) | |
444 | { | |
445 | return decl; | |
446 | } | |
447 | ||
c99c0026 EB |
448 | /* Return true if we are in the global binding level. */ |
449 | ||
450 | static bool | |
7a938933 ILT |
451 | go_langhook_global_bindings_p (void) |
452 | { | |
c99c0026 | 453 | return current_function_decl == NULL_TREE; |
7a938933 ILT |
454 | } |
455 | ||
456 | /* Push a declaration into the current binding level. We can't | |
457 | usefully implement this since we don't want to convert from tree | |
458 | back to one of our internal data structures. I think the only way | |
459 | this is used is to record a decl which is to be returned by | |
460 | getdecls, and we could implement it for that purpose if | |
461 | necessary. */ | |
462 | ||
463 | static tree | |
464 | go_langhook_pushdecl (tree decl ATTRIBUTE_UNUSED) | |
465 | { | |
466 | gcc_unreachable (); | |
467 | } | |
468 | ||
469 | /* This hook is used to get the current list of declarations as trees. | |
470 | We don't support that; instead we use the write_globals hook. This | |
471 | can't simply crash because it is called by -gstabs. */ | |
472 | ||
473 | static tree | |
474 | go_langhook_getdecls (void) | |
475 | { | |
476 | return NULL; | |
477 | } | |
478 | ||
7a938933 ILT |
479 | /* Go specific gimplification. We need to gimplify |
480 | CALL_EXPR_STATIC_CHAIN, because the gimplifier doesn't handle | |
481 | it. */ | |
482 | ||
483 | static int | |
484 | go_langhook_gimplify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p) | |
485 | { | |
486 | if (TREE_CODE (*expr_p) == CALL_EXPR | |
487 | && CALL_EXPR_STATIC_CHAIN (*expr_p) != NULL_TREE) | |
488 | gimplify_expr (&CALL_EXPR_STATIC_CHAIN (*expr_p), pre_p, post_p, | |
489 | is_gimple_val, fb_rvalue); | |
490 | return GS_UNHANDLED; | |
491 | } | |
492 | ||
493 | /* Return a decl for the exception personality function. The function | |
494 | itself is implemented in libgo/runtime/go-unwind.c. */ | |
495 | ||
496 | static tree | |
497 | go_langhook_eh_personality (void) | |
498 | { | |
499 | static tree personality_decl; | |
500 | if (personality_decl == NULL_TREE) | |
501 | { | |
502 | personality_decl = build_personality_function ("gccgo"); | |
503 | go_preserve_from_gc (personality_decl); | |
504 | } | |
505 | return personality_decl; | |
506 | } | |
507 | ||
508 | /* Functions called directly by the generic backend. */ | |
509 | ||
510 | tree | |
511 | convert (tree type, tree expr) | |
512 | { | |
513 | if (type == error_mark_node | |
514 | || expr == error_mark_node | |
515 | || TREE_TYPE (expr) == error_mark_node) | |
516 | return error_mark_node; | |
517 | ||
518 | if (type == TREE_TYPE (expr)) | |
519 | return expr; | |
520 | ||
521 | if (TYPE_MAIN_VARIANT (type) == TYPE_MAIN_VARIANT (TREE_TYPE (expr))) | |
522 | return fold_convert (type, expr); | |
523 | ||
524 | switch (TREE_CODE (type)) | |
525 | { | |
526 | case VOID_TYPE: | |
527 | case BOOLEAN_TYPE: | |
528 | return fold_convert (type, expr); | |
529 | case INTEGER_TYPE: | |
530 | return fold (convert_to_integer (type, expr)); | |
531 | case POINTER_TYPE: | |
532 | return fold (convert_to_pointer (type, expr)); | |
533 | case REAL_TYPE: | |
534 | return fold (convert_to_real (type, expr)); | |
535 | case COMPLEX_TYPE: | |
536 | return fold (convert_to_complex (type, expr)); | |
537 | default: | |
538 | break; | |
539 | } | |
540 | ||
541 | gcc_unreachable (); | |
542 | } | |
543 | ||
544 | /* FIXME: This is a hack to preserve trees that we create from the | |
545 | garbage collector. */ | |
546 | ||
547 | static GTY(()) tree go_gc_root; | |
548 | ||
549 | void | |
550 | go_preserve_from_gc (tree t) | |
551 | { | |
552 | go_gc_root = tree_cons (NULL_TREE, t, go_gc_root); | |
553 | } | |
554 | ||
555 | /* Convert an identifier for use in an error message. */ | |
556 | ||
557 | const char * | |
558 | go_localize_identifier (const char *ident) | |
559 | { | |
560 | return identifier_to_locale (ident); | |
561 | } | |
562 | ||
563 | #undef LANG_HOOKS_NAME | |
564 | #undef LANG_HOOKS_INIT | |
565 | #undef LANG_HOOKS_OPTION_LANG_MASK | |
566 | #undef LANG_HOOKS_INIT_OPTIONS_STRUCT | |
567 | #undef LANG_HOOKS_HANDLE_OPTION | |
568 | #undef LANG_HOOKS_POST_OPTIONS | |
569 | #undef LANG_HOOKS_PARSE_FILE | |
570 | #undef LANG_HOOKS_TYPE_FOR_MODE | |
571 | #undef LANG_HOOKS_TYPE_FOR_SIZE | |
572 | #undef LANG_HOOKS_BUILTIN_FUNCTION | |
573 | #undef LANG_HOOKS_GLOBAL_BINDINGS_P | |
574 | #undef LANG_HOOKS_PUSHDECL | |
575 | #undef LANG_HOOKS_GETDECLS | |
7a938933 ILT |
576 | #undef LANG_HOOKS_GIMPLIFY_EXPR |
577 | #undef LANG_HOOKS_EH_PERSONALITY | |
578 | ||
579 | #define LANG_HOOKS_NAME "GNU Go" | |
580 | #define LANG_HOOKS_INIT go_langhook_init | |
581 | #define LANG_HOOKS_OPTION_LANG_MASK go_langhook_option_lang_mask | |
582 | #define LANG_HOOKS_INIT_OPTIONS_STRUCT go_langhook_init_options_struct | |
583 | #define LANG_HOOKS_HANDLE_OPTION go_langhook_handle_option | |
584 | #define LANG_HOOKS_POST_OPTIONS go_langhook_post_options | |
585 | #define LANG_HOOKS_PARSE_FILE go_langhook_parse_file | |
586 | #define LANG_HOOKS_TYPE_FOR_MODE go_langhook_type_for_mode | |
587 | #define LANG_HOOKS_TYPE_FOR_SIZE go_langhook_type_for_size | |
588 | #define LANG_HOOKS_BUILTIN_FUNCTION go_langhook_builtin_function | |
589 | #define LANG_HOOKS_GLOBAL_BINDINGS_P go_langhook_global_bindings_p | |
590 | #define LANG_HOOKS_PUSHDECL go_langhook_pushdecl | |
591 | #define LANG_HOOKS_GETDECLS go_langhook_getdecls | |
7a938933 ILT |
592 | #define LANG_HOOKS_GIMPLIFY_EXPR go_langhook_gimplify_expr |
593 | #define LANG_HOOKS_EH_PERSONALITY go_langhook_eh_personality | |
594 | ||
595 | struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER; | |
596 | ||
597 | #include "gt-go-go-lang.h" | |
598 | #include "gtype-go.h" |