1 /* D language support routines for GDB, the GNU debugger.
3 Copyright (C) 2005-2020 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"
30 /* The name of the symbol to use to get the name of the main subprogram. */
31 static const char D_MAIN
[] = "D main";
33 /* Function returning the special symbol name used by D for the main
34 procedure in the main program if it is found in minimal symbol list.
35 This function tries to find minimal symbols so that it finds them even
36 if the program was compiled without debugging information. */
41 struct bound_minimal_symbol msym
;
43 msym
= lookup_minimal_symbol (D_MAIN
, NULL
, NULL
);
44 if (msym
.minsym
!= NULL
)
47 /* No known entry procedure found, the main program is probably not D. */
51 /* Implements the la_demangle language_defn routine for language D. */
54 d_demangle (const char *symbol
, int options
)
56 return gdb_demangle (symbol
, options
| DMGL_DLANG
);
59 /* Table mapping opcodes into strings for printing operators
60 and precedences of the operators. */
61 static const struct op_print d_op_print_tab
[] =
63 {",", BINOP_COMMA
, PREC_COMMA
, 0},
64 {"=", BINOP_ASSIGN
, PREC_ASSIGN
, 1},
65 {"||", BINOP_LOGICAL_OR
, PREC_LOGICAL_OR
, 0},
66 {"&&", BINOP_LOGICAL_AND
, PREC_LOGICAL_AND
, 0},
67 {"|", BINOP_BITWISE_IOR
, PREC_BITWISE_IOR
, 0},
68 {"^", BINOP_BITWISE_XOR
, PREC_BITWISE_XOR
, 0},
69 {"&", BINOP_BITWISE_AND
, PREC_BITWISE_AND
, 0},
70 {"==", BINOP_EQUAL
, PREC_ORDER
, 0},
71 {"!=", BINOP_NOTEQUAL
, PREC_ORDER
, 0},
72 {"<=", BINOP_LEQ
, PREC_ORDER
, 0},
73 {">=", BINOP_GEQ
, PREC_ORDER
, 0},
74 {">", BINOP_GTR
, PREC_ORDER
, 0},
75 {"<", BINOP_LESS
, PREC_ORDER
, 0},
76 {">>", BINOP_RSH
, PREC_SHIFT
, 0},
77 {"<<", BINOP_LSH
, PREC_SHIFT
, 0},
78 {"+", BINOP_ADD
, PREC_ADD
, 0},
79 {"-", BINOP_SUB
, PREC_ADD
, 0},
80 {"~", BINOP_CONCAT
, PREC_ADD
, 0},
81 {"*", BINOP_MUL
, PREC_MUL
, 0},
82 {"/", BINOP_DIV
, PREC_MUL
, 0},
83 {"%", BINOP_REM
, PREC_MUL
, 0},
84 {"^^", BINOP_EXP
, PREC_REPEAT
, 0},
85 {"@", BINOP_REPEAT
, PREC_REPEAT
, 0},
86 {"-", UNOP_NEG
, PREC_PREFIX
, 0},
87 {"!", UNOP_LOGICAL_NOT
, PREC_PREFIX
, 0},
88 {"~", UNOP_COMPLEMENT
, PREC_PREFIX
, 0},
89 {"*", UNOP_IND
, PREC_PREFIX
, 0},
90 {"&", UNOP_ADDR
, PREC_PREFIX
, 0},
91 {"sizeof ", UNOP_SIZEOF
, PREC_PREFIX
, 0},
92 {"++", UNOP_PREINCREMENT
, PREC_PREFIX
, 0},
93 {"--", UNOP_PREDECREMENT
, PREC_PREFIX
, 0},
94 {NULL
, OP_NULL
, PREC_PREFIX
, 0}
97 /* Mapping of all D basic data types into the language vector. */
99 enum d_primitive_types
{
100 d_primitive_type_void
,
101 d_primitive_type_bool
,
102 d_primitive_type_byte
,
103 d_primitive_type_ubyte
,
104 d_primitive_type_short
,
105 d_primitive_type_ushort
,
106 d_primitive_type_int
,
107 d_primitive_type_uint
,
108 d_primitive_type_long
,
109 d_primitive_type_ulong
,
110 d_primitive_type_cent
, /* Signed 128 bit integer. */
111 d_primitive_type_ucent
, /* Unsigned 128 bit integer. */
112 d_primitive_type_float
,
113 d_primitive_type_double
,
114 d_primitive_type_real
,
115 d_primitive_type_ifloat
, /* Imaginary float types. */
116 d_primitive_type_idouble
,
117 d_primitive_type_ireal
,
118 d_primitive_type_cfloat
, /* Complex number of two float values. */
119 d_primitive_type_cdouble
,
120 d_primitive_type_creal
,
121 d_primitive_type_char
, /* Unsigned character types. */
122 d_primitive_type_wchar
,
123 d_primitive_type_dchar
,
127 static const char *d_extensions
[] =
132 /* Constant data that describes the D language. */
134 extern const struct language_data d_language_data
=
147 c_printchar
, /* Print a character constant. */
148 c_printstr
, /* Function to print string constant. */
149 c_emit_char
, /* Print a single char. */
150 c_print_typedef
, /* Print a typedef using appropriate
152 d_value_print_inner
, /* la_value_print_inner */
153 c_value_print
, /* Print a top-level value. */
155 false, /* la_store_sym_names_in_linkage_form_p */
156 d_lookup_symbol_nonlocal
,
157 NULL
, /* Language specific
158 class_name_from_physname. */
159 d_op_print_tab
, /* Expression operators for printing. */
160 1, /* C-style arrays. */
161 0, /* String lower bound. */
162 default_word_break_characters
,
163 default_collect_symbol_completion_matches
,
164 c_watch_location_expression
,
165 NULL
, /* la_get_symbol_name_matcher */
169 "{...}" /* la_struct_too_deep_ellipsis */
172 /* Class representing the D language. */
174 class d_language
: public language_defn
178 : language_defn (language_d
, d_language_data
)
181 /* See language.h. */
182 void language_arch_info (struct gdbarch
*gdbarch
,
183 struct language_arch_info
*lai
) const override
185 const struct builtin_d_type
*builtin
= builtin_d_type (gdbarch
);
187 lai
->string_char_type
= builtin
->builtin_char
;
188 lai
->primitive_type_vector
189 = GDBARCH_OBSTACK_CALLOC (gdbarch
, nr_d_primitive_types
+ 1,
192 lai
->primitive_type_vector
[d_primitive_type_void
]
193 = builtin
->builtin_void
;
194 lai
->primitive_type_vector
[d_primitive_type_bool
]
195 = builtin
->builtin_bool
;
196 lai
->primitive_type_vector
[d_primitive_type_byte
]
197 = builtin
->builtin_byte
;
198 lai
->primitive_type_vector
[d_primitive_type_ubyte
]
199 = builtin
->builtin_ubyte
;
200 lai
->primitive_type_vector
[d_primitive_type_short
]
201 = builtin
->builtin_short
;
202 lai
->primitive_type_vector
[d_primitive_type_ushort
]
203 = builtin
->builtin_ushort
;
204 lai
->primitive_type_vector
[d_primitive_type_int
]
205 = builtin
->builtin_int
;
206 lai
->primitive_type_vector
[d_primitive_type_uint
]
207 = builtin
->builtin_uint
;
208 lai
->primitive_type_vector
[d_primitive_type_long
]
209 = builtin
->builtin_long
;
210 lai
->primitive_type_vector
[d_primitive_type_ulong
]
211 = builtin
->builtin_ulong
;
212 lai
->primitive_type_vector
[d_primitive_type_cent
]
213 = builtin
->builtin_cent
;
214 lai
->primitive_type_vector
[d_primitive_type_ucent
]
215 = builtin
->builtin_ucent
;
216 lai
->primitive_type_vector
[d_primitive_type_float
]
217 = builtin
->builtin_float
;
218 lai
->primitive_type_vector
[d_primitive_type_double
]
219 = builtin
->builtin_double
;
220 lai
->primitive_type_vector
[d_primitive_type_real
]
221 = builtin
->builtin_real
;
222 lai
->primitive_type_vector
[d_primitive_type_ifloat
]
223 = builtin
->builtin_ifloat
;
224 lai
->primitive_type_vector
[d_primitive_type_idouble
]
225 = builtin
->builtin_idouble
;
226 lai
->primitive_type_vector
[d_primitive_type_ireal
]
227 = builtin
->builtin_ireal
;
228 lai
->primitive_type_vector
[d_primitive_type_cfloat
]
229 = builtin
->builtin_cfloat
;
230 lai
->primitive_type_vector
[d_primitive_type_cdouble
]
231 = builtin
->builtin_cdouble
;
232 lai
->primitive_type_vector
[d_primitive_type_creal
]
233 = builtin
->builtin_creal
;
234 lai
->primitive_type_vector
[d_primitive_type_char
]
235 = builtin
->builtin_char
;
236 lai
->primitive_type_vector
[d_primitive_type_wchar
]
237 = builtin
->builtin_wchar
;
238 lai
->primitive_type_vector
[d_primitive_type_dchar
]
239 = builtin
->builtin_dchar
;
241 lai
->bool_type_symbol
= "bool";
242 lai
->bool_type_default
= builtin
->builtin_bool
;
245 /* See language.h. */
246 bool sniff_from_mangled_name (const char *mangled
,
247 char **demangled
) const override
249 *demangled
= d_demangle (mangled
, 0);
250 return *demangled
!= NULL
;
253 /* See language.h. */
255 char *demangle (const char *mangled
, int options
) const override
257 return d_demangle (mangled
, options
);
260 /* See language.h. */
262 void print_type (struct type
*type
, const char *varstring
,
263 struct ui_file
*stream
, int show
, int level
,
264 const struct type_print_options
*flags
) const override
266 c_print_type (type
, varstring
, stream
, show
, level
, flags
);
270 /* Single instance of the D language class. */
272 static d_language d_language_defn
;
274 /* Build all D language types for the specified architecture. */
277 build_d_types (struct gdbarch
*gdbarch
)
279 struct builtin_d_type
*builtin_d_type
280 = GDBARCH_OBSTACK_ZALLOC (gdbarch
, struct builtin_d_type
);
283 builtin_d_type
->builtin_void
284 = arch_type (gdbarch
, TYPE_CODE_VOID
, TARGET_CHAR_BIT
, "void");
285 builtin_d_type
->builtin_bool
286 = arch_boolean_type (gdbarch
, 8, 1, "bool");
287 builtin_d_type
->builtin_byte
288 = arch_integer_type (gdbarch
, 8, 0, "byte");
289 builtin_d_type
->builtin_ubyte
290 = arch_integer_type (gdbarch
, 8, 1, "ubyte");
291 builtin_d_type
->builtin_short
292 = arch_integer_type (gdbarch
, 16, 0, "short");
293 builtin_d_type
->builtin_ushort
294 = arch_integer_type (gdbarch
, 16, 1, "ushort");
295 builtin_d_type
->builtin_int
296 = arch_integer_type (gdbarch
, 32, 0, "int");
297 builtin_d_type
->builtin_uint
298 = arch_integer_type (gdbarch
, 32, 1, "uint");
299 builtin_d_type
->builtin_long
300 = arch_integer_type (gdbarch
, 64, 0, "long");
301 builtin_d_type
->builtin_ulong
302 = arch_integer_type (gdbarch
, 64, 1, "ulong");
303 builtin_d_type
->builtin_cent
304 = arch_integer_type (gdbarch
, 128, 0, "cent");
305 builtin_d_type
->builtin_ucent
306 = arch_integer_type (gdbarch
, 128, 1, "ucent");
307 builtin_d_type
->builtin_float
308 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
309 "float", gdbarch_float_format (gdbarch
));
310 builtin_d_type
->builtin_double
311 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
312 "double", gdbarch_double_format (gdbarch
));
313 builtin_d_type
->builtin_real
314 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
315 "real", gdbarch_long_double_format (gdbarch
));
317 TYPE_INSTANCE_FLAGS (builtin_d_type
->builtin_byte
)
318 |= TYPE_INSTANCE_FLAG_NOTTEXT
;
319 TYPE_INSTANCE_FLAGS (builtin_d_type
->builtin_ubyte
)
320 |= TYPE_INSTANCE_FLAG_NOTTEXT
;
322 /* Imaginary and complex types. */
323 builtin_d_type
->builtin_ifloat
324 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
325 "ifloat", gdbarch_float_format (gdbarch
));
326 builtin_d_type
->builtin_idouble
327 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
328 "idouble", gdbarch_double_format (gdbarch
));
329 builtin_d_type
->builtin_ireal
330 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
331 "ireal", gdbarch_long_double_format (gdbarch
));
332 builtin_d_type
->builtin_cfloat
333 = init_complex_type ("cfloat", builtin_d_type
->builtin_float
);
334 builtin_d_type
->builtin_cdouble
335 = init_complex_type ("cdouble", builtin_d_type
->builtin_double
);
336 builtin_d_type
->builtin_creal
337 = init_complex_type ("creal", builtin_d_type
->builtin_real
);
339 /* Character types. */
340 builtin_d_type
->builtin_char
341 = arch_character_type (gdbarch
, 8, 1, "char");
342 builtin_d_type
->builtin_wchar
343 = arch_character_type (gdbarch
, 16, 1, "wchar");
344 builtin_d_type
->builtin_dchar
345 = arch_character_type (gdbarch
, 32, 1, "dchar");
347 return builtin_d_type
;
350 static struct gdbarch_data
*d_type_data
;
352 /* Return the D type table for the specified architecture. */
354 const struct builtin_d_type
*
355 builtin_d_type (struct gdbarch
*gdbarch
)
357 return (const struct builtin_d_type
*) gdbarch_data (gdbarch
, d_type_data
);
360 void _initialize_d_language ();
362 _initialize_d_language ()
364 d_type_data
= gdbarch_data_register_post_init (build_d_types
);