Move filename extensions into language_defn
[deliverable/binutils-gdb.git] / gdb / d-lang.c
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1/* D language support routines for GDB, the GNU debugger.
2
618f726f 3 Copyright (C) 2005-2016 Free Software Foundation, Inc.
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4
5 This file is part of GDB.
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19
20#include "defs.h"
21#include "symtab.h"
22#include "language.h"
a53b64ea 23#include "varobj.h"
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24#include "d-lang.h"
25#include "c-lang.h"
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26#include "demangle.h"
27#include "cp-support.h"
6aecb9c2 28
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29/* The name of the symbol to use to get the name of the main subprogram. */
30static const char D_MAIN[] = "D main";
31
32/* Function returning the special symbol name used by D for the main
33 procedure in the main program if it is found in minimal symbol list.
34 This function tries to find minimal symbols so that it finds them even
35 if the program was compiled without debugging information. */
36
37const char *
38d_main_name (void)
39{
3b7344d5 40 struct bound_minimal_symbol msym;
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41
42 msym = lookup_minimal_symbol (D_MAIN, NULL, NULL);
3b7344d5 43 if (msym.minsym != NULL)
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44 return D_MAIN;
45
46 /* No known entry procedure found, the main program is probably not D. */
47 return NULL;
48}
49
6aecb9c2 50/* Implements the la_demangle language_defn routine for language D. */
ec9f644a 51
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52char *
53d_demangle (const char *symbol, int options)
54{
35a49624 55 return gdb_demangle (symbol, options | DMGL_DLANG);
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56}
57
58/* Table mapping opcodes into strings for printing operators
59 and precedences of the operators. */
60static const struct op_print d_op_print_tab[] =
61{
62 {",", BINOP_COMMA, PREC_COMMA, 0},
63 {"=", BINOP_ASSIGN, PREC_ASSIGN, 1},
64 {"||", BINOP_LOGICAL_OR, PREC_LOGICAL_OR, 0},
65 {"&&", BINOP_LOGICAL_AND, PREC_LOGICAL_AND, 0},
66 {"|", BINOP_BITWISE_IOR, PREC_BITWISE_IOR, 0},
67 {"^", BINOP_BITWISE_XOR, PREC_BITWISE_XOR, 0},
68 {"&", BINOP_BITWISE_AND, PREC_BITWISE_AND, 0},
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69 {"==", BINOP_EQUAL, PREC_ORDER, 0},
70 {"!=", BINOP_NOTEQUAL, PREC_ORDER, 0},
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71 {"<=", BINOP_LEQ, PREC_ORDER, 0},
72 {">=", BINOP_GEQ, PREC_ORDER, 0},
73 {">", BINOP_GTR, PREC_ORDER, 0},
74 {"<", BINOP_LESS, PREC_ORDER, 0},
75 {">>", BINOP_RSH, PREC_SHIFT, 0},
76 {"<<", BINOP_LSH, PREC_SHIFT, 0},
77 {"+", BINOP_ADD, PREC_ADD, 0},
78 {"-", BINOP_SUB, PREC_ADD, 0},
3ed9baed 79 {"~", BINOP_CONCAT, PREC_ADD, 0},
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80 {"*", BINOP_MUL, PREC_MUL, 0},
81 {"/", BINOP_DIV, PREC_MUL, 0},
82 {"%", BINOP_REM, PREC_MUL, 0},
3ed9baed 83 {"^^", BINOP_EXP, PREC_REPEAT, 0},
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84 {"@", BINOP_REPEAT, PREC_REPEAT, 0},
85 {"-", UNOP_NEG, PREC_PREFIX, 0},
86 {"!", UNOP_LOGICAL_NOT, PREC_PREFIX, 0},
87 {"~", UNOP_COMPLEMENT, PREC_PREFIX, 0},
88 {"*", UNOP_IND, PREC_PREFIX, 0},
89 {"&", UNOP_ADDR, PREC_PREFIX, 0},
90 {"sizeof ", UNOP_SIZEOF, PREC_PREFIX, 0},
91 {"++", UNOP_PREINCREMENT, PREC_PREFIX, 0},
92 {"--", UNOP_PREDECREMENT, PREC_PREFIX, 0},
f486487f 93 {NULL, OP_NULL, PREC_PREFIX, 0}
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94};
95
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96/* Mapping of all D basic data types into the language vector. */
97
98enum d_primitive_types {
99 d_primitive_type_void,
100 d_primitive_type_bool,
101 d_primitive_type_byte,
102 d_primitive_type_ubyte,
103 d_primitive_type_short,
104 d_primitive_type_ushort,
105 d_primitive_type_int,
106 d_primitive_type_uint,
107 d_primitive_type_long,
108 d_primitive_type_ulong,
109 d_primitive_type_cent, /* Signed 128 bit integer. */
110 d_primitive_type_ucent, /* Unsigned 128 bit integer. */
111 d_primitive_type_float,
112 d_primitive_type_double,
113 d_primitive_type_real,
114 d_primitive_type_ifloat, /* Imaginary float types. */
115 d_primitive_type_idouble,
116 d_primitive_type_ireal,
117 d_primitive_type_cfloat, /* Complex number of two float values. */
118 d_primitive_type_cdouble,
119 d_primitive_type_creal,
120 d_primitive_type_char, /* Unsigned character types. */
121 d_primitive_type_wchar,
122 d_primitive_type_dchar,
123 nr_d_primitive_types
124};
125
126/* Implements the la_language_arch_info language_defn routine
127 for language D. */
128
129static void
130d_language_arch_info (struct gdbarch *gdbarch,
131 struct language_arch_info *lai)
132{
133 const struct builtin_d_type *builtin = builtin_d_type (gdbarch);
134
135 lai->string_char_type = builtin->builtin_char;
136 lai->primitive_type_vector
137 = GDBARCH_OBSTACK_CALLOC (gdbarch, nr_d_primitive_types + 1,
138 struct type *);
139
140 lai->primitive_type_vector [d_primitive_type_void]
141 = builtin->builtin_void;
142 lai->primitive_type_vector [d_primitive_type_bool]
143 = builtin->builtin_bool;
144 lai->primitive_type_vector [d_primitive_type_byte]
145 = builtin->builtin_byte;
146 lai->primitive_type_vector [d_primitive_type_ubyte]
147 = builtin->builtin_ubyte;
148 lai->primitive_type_vector [d_primitive_type_short]
149 = builtin->builtin_short;
150 lai->primitive_type_vector [d_primitive_type_ushort]
151 = builtin->builtin_ushort;
152 lai->primitive_type_vector [d_primitive_type_int]
153 = builtin->builtin_int;
154 lai->primitive_type_vector [d_primitive_type_uint]
155 = builtin->builtin_uint;
156 lai->primitive_type_vector [d_primitive_type_long]
157 = builtin->builtin_long;
158 lai->primitive_type_vector [d_primitive_type_ulong]
159 = builtin->builtin_ulong;
160 lai->primitive_type_vector [d_primitive_type_cent]
161 = builtin->builtin_cent;
162 lai->primitive_type_vector [d_primitive_type_ucent]
163 = builtin->builtin_ucent;
164 lai->primitive_type_vector [d_primitive_type_float]
165 = builtin->builtin_float;
166 lai->primitive_type_vector [d_primitive_type_double]
167 = builtin->builtin_double;
168 lai->primitive_type_vector [d_primitive_type_real]
169 = builtin->builtin_real;
170 lai->primitive_type_vector [d_primitive_type_ifloat]
171 = builtin->builtin_ifloat;
172 lai->primitive_type_vector [d_primitive_type_idouble]
173 = builtin->builtin_idouble;
174 lai->primitive_type_vector [d_primitive_type_ireal]
175 = builtin->builtin_ireal;
176 lai->primitive_type_vector [d_primitive_type_cfloat]
177 = builtin->builtin_cfloat;
178 lai->primitive_type_vector [d_primitive_type_cdouble]
179 = builtin->builtin_cdouble;
180 lai->primitive_type_vector [d_primitive_type_creal]
181 = builtin->builtin_creal;
182 lai->primitive_type_vector [d_primitive_type_char]
183 = builtin->builtin_char;
184 lai->primitive_type_vector [d_primitive_type_wchar]
185 = builtin->builtin_wchar;
186 lai->primitive_type_vector [d_primitive_type_dchar]
187 = builtin->builtin_dchar;
188
189 lai->bool_type_symbol = "bool";
190 lai->bool_type_default = builtin->builtin_bool;
191}
192
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193static const char *d_extensions[] =
194{
195 ".d", NULL
196};
197
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198static const struct language_defn d_language_defn =
199{
200 "d",
6abde28f 201 "D",
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202 language_d,
203 range_check_off,
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204 case_sensitive_on,
205 array_row_major,
3271ba66 206 macro_expansion_no,
56618e20 207 d_extensions,
6aecb9c2 208 &exp_descriptor_c,
3ed9baed 209 d_parse,
b3f11165 210 d_yyerror,
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211 null_post_parser,
212 c_printchar, /* Print a character constant. */
213 c_printstr, /* Function to print string constant. */
214 c_emit_char, /* Print a single char. */
215 c_print_type, /* Print a type using appropriate syntax. */
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216 c_print_typedef, /* Print a typedef using appropriate
217 syntax. */
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218 d_val_print, /* Print a value using appropriate syntax. */
219 c_value_print, /* Print a top-level value. */
a5ee536b 220 default_read_var_value, /* la_read_var_value */
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221 NULL, /* Language specific skip_trampoline. */
222 "this",
bc7c9fab 223 d_lookup_symbol_nonlocal,
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224 basic_lookup_transparent_type,
225 d_demangle, /* Language specific symbol demangler. */
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226 NULL, /* Language specific
227 class_name_from_physname. */
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228 d_op_print_tab, /* Expression operators for printing. */
229 1, /* C-style arrays. */
230 0, /* String lower bound. */
231 default_word_break_characters,
232 default_make_symbol_completion_list,
94b1b47e 233 d_language_arch_info,
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234 default_print_array_index,
235 default_pass_by_reference,
236 c_get_string,
1a119f36 237 NULL, /* la_get_symbol_name_cmp */
95cbceff 238 iterate_over_symbols,
a53b64ea 239 &default_varobj_ops,
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240 NULL,
241 NULL,
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242 LANG_MAGIC
243};
244
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245/* Build all D language types for the specified architecture. */
246
247static void *
248build_d_types (struct gdbarch *gdbarch)
249{
250 struct builtin_d_type *builtin_d_type
251 = GDBARCH_OBSTACK_ZALLOC (gdbarch, struct builtin_d_type);
252
253 /* Basic types. */
254 builtin_d_type->builtin_void
255 = arch_type (gdbarch, TYPE_CODE_VOID, 1, "void");
256 builtin_d_type->builtin_bool
257 = arch_boolean_type (gdbarch, 8, 1, "bool");
258 builtin_d_type->builtin_byte
259 = arch_integer_type (gdbarch, 8, 0, "byte");
260 builtin_d_type->builtin_ubyte
261 = arch_integer_type (gdbarch, 8, 1, "ubyte");
262 builtin_d_type->builtin_short
263 = arch_integer_type (gdbarch, 16, 0, "short");
264 builtin_d_type->builtin_ushort
265 = arch_integer_type (gdbarch, 16, 1, "ushort");
266 builtin_d_type->builtin_int
267 = arch_integer_type (gdbarch, 32, 0, "int");
268 builtin_d_type->builtin_uint
269 = arch_integer_type (gdbarch, 32, 1, "uint");
270 builtin_d_type->builtin_long
271 = arch_integer_type (gdbarch, 64, 0, "long");
272 builtin_d_type->builtin_ulong
273 = arch_integer_type (gdbarch, 64, 1, "ulong");
274 builtin_d_type->builtin_cent
275 = arch_integer_type (gdbarch, 128, 0, "cent");
276 builtin_d_type->builtin_ucent
277 = arch_integer_type (gdbarch, 128, 1, "ucent");
278 builtin_d_type->builtin_float
279 = arch_float_type (gdbarch, gdbarch_float_bit (gdbarch),
280 "float", NULL);
281 builtin_d_type->builtin_double
282 = arch_float_type (gdbarch, gdbarch_double_bit (gdbarch),
283 "double", NULL);
284 builtin_d_type->builtin_real
285 = arch_float_type (gdbarch, gdbarch_long_double_bit (gdbarch),
286 "real", NULL);
287
288 TYPE_INSTANCE_FLAGS (builtin_d_type->builtin_byte)
289 |= TYPE_INSTANCE_FLAG_NOTTEXT;
290 TYPE_INSTANCE_FLAGS (builtin_d_type->builtin_ubyte)
291 |= TYPE_INSTANCE_FLAG_NOTTEXT;
292
293 /* Imaginary and complex types. */
294 builtin_d_type->builtin_ifloat
295 = arch_float_type (gdbarch, gdbarch_float_bit (gdbarch),
296 "ifloat", NULL);
297 builtin_d_type->builtin_idouble
298 = arch_float_type (gdbarch, gdbarch_double_bit (gdbarch),
299 "idouble", NULL);
300 builtin_d_type->builtin_ireal
301 = arch_float_type (gdbarch, gdbarch_long_double_bit (gdbarch),
302 "ireal", NULL);
303 builtin_d_type->builtin_cfloat
304 = arch_complex_type (gdbarch, "cfloat",
305 builtin_d_type->builtin_float);
306 builtin_d_type->builtin_cdouble
307 = arch_complex_type (gdbarch, "cdouble",
308 builtin_d_type->builtin_double);
309 builtin_d_type->builtin_creal
310 = arch_complex_type (gdbarch, "creal",
311 builtin_d_type->builtin_real);
312
313 /* Character types. */
314 builtin_d_type->builtin_char
315 = arch_character_type (gdbarch, 8, 1, "char");
316 builtin_d_type->builtin_wchar
317 = arch_character_type (gdbarch, 16, 1, "wchar");
318 builtin_d_type->builtin_dchar
319 = arch_character_type (gdbarch, 32, 1, "dchar");
320
321 return builtin_d_type;
322}
323
324static struct gdbarch_data *d_type_data;
325
326/* Return the D type table for the specified architecture. */
327
328const struct builtin_d_type *
329builtin_d_type (struct gdbarch *gdbarch)
330{
9a3c8263 331 return (const struct builtin_d_type *) gdbarch_data (gdbarch, d_type_data);
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332}
333
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334/* Provide a prototype to silence -Wmissing-prototypes. */
335extern initialize_file_ftype _initialize_d_language;
336
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337void
338_initialize_d_language (void)
339{
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340 d_type_data = gdbarch_data_register_post_init (build_d_types);
341
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342 add_language (&d_language_defn);
343}
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