1 /* D language support routines for GDB, the GNU debugger.
3 Copyright (C) 2005-2015 Free Software Foundation, Inc.
5 This file is part of GDB.
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.
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.
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/>. */
27 #include "cp-support.h"
29 /* The name of the symbol to use to get the name of the main subprogram. */
30 static const char D_MAIN[] = "D main";
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. */
40 struct bound_minimal_symbol msym;
42 msym = lookup_minimal_symbol (D_MAIN, NULL, NULL);
43 if (msym.minsym != NULL)
46 /* No known entry procedure found, the main program is probably not D. */
50 /* Implements the la_demangle language_defn routine for language D. */
53 d_demangle (const char *symbol, int options)
55 return gdb_demangle (symbol, options | DMGL_DLANG);
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[] =
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},
69 {"==", BINOP_EQUAL, PREC_ORDER, 0},
70 {"!=", BINOP_NOTEQUAL, PREC_ORDER, 0},
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},
79 {"~", BINOP_CONCAT, PREC_ADD, 0},
80 {"*", BINOP_MUL, PREC_MUL, 0},
81 {"/", BINOP_DIV, PREC_MUL, 0},
82 {"%", BINOP_REM, PREC_MUL, 0},
83 {"^^", BINOP_EXP, PREC_REPEAT, 0},
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},
93 {NULL, OP_NULL, PREC_PREFIX, 0}
96 /* Mapping of all D basic data types into the language vector. */
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,
126 /* Implements the la_language_arch_info language_defn routine
130 d_language_arch_info (struct gdbarch *gdbarch,
131 struct language_arch_info *lai)
133 const struct builtin_d_type *builtin = builtin_d_type (gdbarch);
135 lai->string_char_type = builtin->builtin_char;
136 lai->primitive_type_vector
137 = GDBARCH_OBSTACK_CALLOC (gdbarch, nr_d_primitive_types + 1,
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;
189 lai->bool_type_symbol = "bool";
190 lai->bool_type_default = builtin->builtin_bool;
193 static const struct language_defn d_language_defn =
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. */
210 c_print_typedef, /* Print a typedef using appropriate
212 d_val_print, /* Print a value using appropriate syntax. */
213 c_value_print, /* Print a top-level value. */
214 default_read_var_value, /* la_read_var_value */
215 NULL, /* Language specific skip_trampoline. */
217 d_lookup_symbol_nonlocal,
218 basic_lookup_transparent_type,
219 d_demangle, /* Language specific symbol demangler. */
220 NULL, /* Language specific
221 class_name_from_physname. */
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,
227 d_language_arch_info,
228 default_print_array_index,
229 default_pass_by_reference,
231 NULL, /* la_get_symbol_name_cmp */
232 iterate_over_symbols,
239 /* Build all D language types for the specified architecture. */
242 build_d_types (struct gdbarch *gdbarch)
244 struct builtin_d_type *builtin_d_type
245 = GDBARCH_OBSTACK_ZALLOC (gdbarch, struct builtin_d_type);
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),
275 builtin_d_type->builtin_double
276 = arch_float_type (gdbarch, gdbarch_double_bit (gdbarch),
278 builtin_d_type->builtin_real
279 = arch_float_type (gdbarch, gdbarch_long_double_bit (gdbarch),
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;
287 /* Imaginary and complex types. */
288 builtin_d_type->builtin_ifloat
289 = arch_float_type (gdbarch, gdbarch_float_bit (gdbarch),
291 builtin_d_type->builtin_idouble
292 = arch_float_type (gdbarch, gdbarch_double_bit (gdbarch),
294 builtin_d_type->builtin_ireal
295 = arch_float_type (gdbarch, gdbarch_long_double_bit (gdbarch),
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);
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");
315 return builtin_d_type;
318 static struct gdbarch_data *d_type_data;
320 /* Return the D type table for the specified architecture. */
322 const struct builtin_d_type *
323 builtin_d_type (struct gdbarch *gdbarch)
325 return gdbarch_data (gdbarch, d_type_data);
328 /* Provide a prototype to silence -Wmissing-prototypes. */
329 extern initialize_file_ftype _initialize_d_language;
332 _initialize_d_language (void)
334 d_type_data = gdbarch_data_register_post_init (build_d_types);
336 add_language (&d_language_defn);