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6aecb9c2 JB |
1 | /* D language support routines for GDB, the GNU debugger. |
2 | ||
32d0add0 | 3 | Copyright (C) 2005-2015 Free Software Foundation, Inc. |
6aecb9c2 JB |
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" |
6aecb9c2 JB |
24 | #include "d-lang.h" |
25 | #include "c-lang.h" | |
35a49624 IB |
26 | #include "demangle.h" |
27 | #include "cp-support.h" | |
6aecb9c2 | 28 | |
63778547 IB |
29 | /* The name of the symbol to use to get the name of the main subprogram. */ |
30 | static 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 | ||
37 | const char * | |
38 | d_main_name (void) | |
39 | { | |
3b7344d5 | 40 | struct bound_minimal_symbol msym; |
63778547 IB |
41 | |
42 | msym = lookup_minimal_symbol (D_MAIN, NULL, NULL); | |
3b7344d5 | 43 | if (msym.minsym != NULL) |
63778547 IB |
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 | |
6aecb9c2 JB |
52 | char * |
53 | d_demangle (const char *symbol, int options) | |
54 | { | |
35a49624 | 55 | return gdb_demangle (symbol, options | DMGL_DLANG); |
6aecb9c2 JB |
56 | } |
57 | ||
58 | /* Table mapping opcodes into strings for printing operators | |
59 | and precedences of the operators. */ | |
60 | static 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}, | |
3ed9baed IB |
69 | {"==", BINOP_EQUAL, PREC_ORDER, 0}, |
70 | {"!=", BINOP_NOTEQUAL, PREC_ORDER, 0}, | |
6aecb9c2 JB |
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}, |
6aecb9c2 JB |
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}, |
6aecb9c2 JB |
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} |
6aecb9c2 JB |
94 | }; |
95 | ||
94b1b47e IB |
96 | /* Mapping of all D basic data types into the language vector. */ |
97 | ||
98 | enum 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 | ||
129 | static void | |
130 | d_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 | ||
6aecb9c2 JB |
193 | static const struct language_defn d_language_defn = |
194 | { | |
195 | "d", | |
6abde28f | 196 | "D", |
6aecb9c2 JB |
197 | language_d, |
198 | range_check_off, | |
6aecb9c2 JB |
199 | case_sensitive_on, |
200 | array_row_major, | |
3271ba66 | 201 | macro_expansion_no, |
6aecb9c2 | 202 | &exp_descriptor_c, |
3ed9baed IB |
203 | d_parse, |
204 | d_error, | |
6aecb9c2 JB |
205 | null_post_parser, |
206 | c_printchar, /* Print a character constant. */ | |
207 | c_printstr, /* Function to print string constant. */ | |
208 | c_emit_char, /* Print a single char. */ | |
209 | c_print_type, /* Print a type using appropriate syntax. */ | |
0963b4bd MS |
210 | c_print_typedef, /* Print a typedef using appropriate |
211 | syntax. */ | |
6aecb9c2 JB |
212 | d_val_print, /* Print a value using appropriate syntax. */ |
213 | c_value_print, /* Print a top-level value. */ | |
a5ee536b | 214 | default_read_var_value, /* la_read_var_value */ |
6aecb9c2 JB |
215 | NULL, /* Language specific skip_trampoline. */ |
216 | "this", | |
217 | basic_lookup_symbol_nonlocal, | |
218 | basic_lookup_transparent_type, | |
219 | d_demangle, /* Language specific symbol demangler. */ | |
0963b4bd MS |
220 | NULL, /* Language specific |
221 | class_name_from_physname. */ | |
6aecb9c2 JB |
222 | d_op_print_tab, /* Expression operators for printing. */ |
223 | 1, /* C-style arrays. */ | |
224 | 0, /* String lower bound. */ | |
225 | default_word_break_characters, | |
226 | default_make_symbol_completion_list, | |
94b1b47e | 227 | d_language_arch_info, |
6aecb9c2 JB |
228 | default_print_array_index, |
229 | default_pass_by_reference, | |
230 | c_get_string, | |
1a119f36 | 231 | NULL, /* la_get_symbol_name_cmp */ |
95cbceff | 232 | iterate_over_symbols, |
a53b64ea | 233 | &default_varobj_ops, |
bb2ec1b3 TT |
234 | NULL, |
235 | NULL, | |
6aecb9c2 JB |
236 | LANG_MAGIC |
237 | }; | |
238 | ||
94b1b47e IB |
239 | /* Build all D language types for the specified architecture. */ |
240 | ||
241 | static void * | |
242 | build_d_types (struct gdbarch *gdbarch) | |
243 | { | |
244 | struct builtin_d_type *builtin_d_type | |
245 | = GDBARCH_OBSTACK_ZALLOC (gdbarch, struct builtin_d_type); | |
246 | ||
247 | /* Basic types. */ | |
248 | builtin_d_type->builtin_void | |
249 | = arch_type (gdbarch, TYPE_CODE_VOID, 1, "void"); | |
250 | builtin_d_type->builtin_bool | |
251 | = arch_boolean_type (gdbarch, 8, 1, "bool"); | |
252 | builtin_d_type->builtin_byte | |
253 | = arch_integer_type (gdbarch, 8, 0, "byte"); | |
254 | builtin_d_type->builtin_ubyte | |
255 | = arch_integer_type (gdbarch, 8, 1, "ubyte"); | |
256 | builtin_d_type->builtin_short | |
257 | = arch_integer_type (gdbarch, 16, 0, "short"); | |
258 | builtin_d_type->builtin_ushort | |
259 | = arch_integer_type (gdbarch, 16, 1, "ushort"); | |
260 | builtin_d_type->builtin_int | |
261 | = arch_integer_type (gdbarch, 32, 0, "int"); | |
262 | builtin_d_type->builtin_uint | |
263 | = arch_integer_type (gdbarch, 32, 1, "uint"); | |
264 | builtin_d_type->builtin_long | |
265 | = arch_integer_type (gdbarch, 64, 0, "long"); | |
266 | builtin_d_type->builtin_ulong | |
267 | = arch_integer_type (gdbarch, 64, 1, "ulong"); | |
268 | builtin_d_type->builtin_cent | |
269 | = arch_integer_type (gdbarch, 128, 0, "cent"); | |
270 | builtin_d_type->builtin_ucent | |
271 | = arch_integer_type (gdbarch, 128, 1, "ucent"); | |
272 | builtin_d_type->builtin_float | |
273 | = arch_float_type (gdbarch, gdbarch_float_bit (gdbarch), | |
274 | "float", NULL); | |
275 | builtin_d_type->builtin_double | |
276 | = arch_float_type (gdbarch, gdbarch_double_bit (gdbarch), | |
277 | "double", NULL); | |
278 | builtin_d_type->builtin_real | |
279 | = arch_float_type (gdbarch, gdbarch_long_double_bit (gdbarch), | |
280 | "real", NULL); | |
281 | ||
282 | TYPE_INSTANCE_FLAGS (builtin_d_type->builtin_byte) | |
283 | |= TYPE_INSTANCE_FLAG_NOTTEXT; | |
284 | TYPE_INSTANCE_FLAGS (builtin_d_type->builtin_ubyte) | |
285 | |= TYPE_INSTANCE_FLAG_NOTTEXT; | |
286 | ||
287 | /* Imaginary and complex types. */ | |
288 | builtin_d_type->builtin_ifloat | |
289 | = arch_float_type (gdbarch, gdbarch_float_bit (gdbarch), | |
290 | "ifloat", NULL); | |
291 | builtin_d_type->builtin_idouble | |
292 | = arch_float_type (gdbarch, gdbarch_double_bit (gdbarch), | |
293 | "idouble", NULL); | |
294 | builtin_d_type->builtin_ireal | |
295 | = arch_float_type (gdbarch, gdbarch_long_double_bit (gdbarch), | |
296 | "ireal", NULL); | |
297 | builtin_d_type->builtin_cfloat | |
298 | = arch_complex_type (gdbarch, "cfloat", | |
299 | builtin_d_type->builtin_float); | |
300 | builtin_d_type->builtin_cdouble | |
301 | = arch_complex_type (gdbarch, "cdouble", | |
302 | builtin_d_type->builtin_double); | |
303 | builtin_d_type->builtin_creal | |
304 | = arch_complex_type (gdbarch, "creal", | |
305 | builtin_d_type->builtin_real); | |
306 | ||
307 | /* Character types. */ | |
308 | builtin_d_type->builtin_char | |
309 | = arch_character_type (gdbarch, 8, 1, "char"); | |
310 | builtin_d_type->builtin_wchar | |
311 | = arch_character_type (gdbarch, 16, 1, "wchar"); | |
312 | builtin_d_type->builtin_dchar | |
313 | = arch_character_type (gdbarch, 32, 1, "dchar"); | |
314 | ||
315 | return builtin_d_type; | |
316 | } | |
317 | ||
318 | static struct gdbarch_data *d_type_data; | |
319 | ||
320 | /* Return the D type table for the specified architecture. */ | |
321 | ||
322 | const struct builtin_d_type * | |
323 | builtin_d_type (struct gdbarch *gdbarch) | |
324 | { | |
325 | return gdbarch_data (gdbarch, d_type_data); | |
326 | } | |
327 | ||
70221824 PA |
328 | /* Provide a prototype to silence -Wmissing-prototypes. */ |
329 | extern initialize_file_ftype _initialize_d_language; | |
330 | ||
6aecb9c2 JB |
331 | void |
332 | _initialize_d_language (void) | |
333 | { | |
94b1b47e IB |
334 | d_type_data = gdbarch_data_register_post_init (build_d_types); |
335 | ||
6aecb9c2 JB |
336 | add_language (&d_language_defn); |
337 | } |