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
=
146 false, /* la_store_sym_names_in_linkage_form_p */
147 d_op_print_tab
, /* Expression operators for printing. */
148 1, /* C-style arrays. */
149 0, /* String lower bound. */
151 "{...}" /* la_struct_too_deep_ellipsis */
154 /* Class representing the D language. */
156 class d_language
: public language_defn
160 : language_defn (language_d
, d_language_data
)
163 /* See language.h. */
164 void language_arch_info (struct gdbarch
*gdbarch
,
165 struct language_arch_info
*lai
) const override
167 const struct builtin_d_type
*builtin
= builtin_d_type (gdbarch
);
169 lai
->string_char_type
= builtin
->builtin_char
;
170 lai
->primitive_type_vector
171 = GDBARCH_OBSTACK_CALLOC (gdbarch
, nr_d_primitive_types
+ 1,
174 lai
->primitive_type_vector
[d_primitive_type_void
]
175 = builtin
->builtin_void
;
176 lai
->primitive_type_vector
[d_primitive_type_bool
]
177 = builtin
->builtin_bool
;
178 lai
->primitive_type_vector
[d_primitive_type_byte
]
179 = builtin
->builtin_byte
;
180 lai
->primitive_type_vector
[d_primitive_type_ubyte
]
181 = builtin
->builtin_ubyte
;
182 lai
->primitive_type_vector
[d_primitive_type_short
]
183 = builtin
->builtin_short
;
184 lai
->primitive_type_vector
[d_primitive_type_ushort
]
185 = builtin
->builtin_ushort
;
186 lai
->primitive_type_vector
[d_primitive_type_int
]
187 = builtin
->builtin_int
;
188 lai
->primitive_type_vector
[d_primitive_type_uint
]
189 = builtin
->builtin_uint
;
190 lai
->primitive_type_vector
[d_primitive_type_long
]
191 = builtin
->builtin_long
;
192 lai
->primitive_type_vector
[d_primitive_type_ulong
]
193 = builtin
->builtin_ulong
;
194 lai
->primitive_type_vector
[d_primitive_type_cent
]
195 = builtin
->builtin_cent
;
196 lai
->primitive_type_vector
[d_primitive_type_ucent
]
197 = builtin
->builtin_ucent
;
198 lai
->primitive_type_vector
[d_primitive_type_float
]
199 = builtin
->builtin_float
;
200 lai
->primitive_type_vector
[d_primitive_type_double
]
201 = builtin
->builtin_double
;
202 lai
->primitive_type_vector
[d_primitive_type_real
]
203 = builtin
->builtin_real
;
204 lai
->primitive_type_vector
[d_primitive_type_ifloat
]
205 = builtin
->builtin_ifloat
;
206 lai
->primitive_type_vector
[d_primitive_type_idouble
]
207 = builtin
->builtin_idouble
;
208 lai
->primitive_type_vector
[d_primitive_type_ireal
]
209 = builtin
->builtin_ireal
;
210 lai
->primitive_type_vector
[d_primitive_type_cfloat
]
211 = builtin
->builtin_cfloat
;
212 lai
->primitive_type_vector
[d_primitive_type_cdouble
]
213 = builtin
->builtin_cdouble
;
214 lai
->primitive_type_vector
[d_primitive_type_creal
]
215 = builtin
->builtin_creal
;
216 lai
->primitive_type_vector
[d_primitive_type_char
]
217 = builtin
->builtin_char
;
218 lai
->primitive_type_vector
[d_primitive_type_wchar
]
219 = builtin
->builtin_wchar
;
220 lai
->primitive_type_vector
[d_primitive_type_dchar
]
221 = builtin
->builtin_dchar
;
223 lai
->bool_type_symbol
= "bool";
224 lai
->bool_type_default
= builtin
->builtin_bool
;
227 /* See language.h. */
228 bool sniff_from_mangled_name (const char *mangled
,
229 char **demangled
) const override
231 *demangled
= d_demangle (mangled
, 0);
232 return *demangled
!= NULL
;
235 /* See language.h. */
237 char *demangle (const char *mangled
, int options
) const override
239 return d_demangle (mangled
, options
);
242 /* See language.h. */
244 void print_type (struct type
*type
, const char *varstring
,
245 struct ui_file
*stream
, int show
, int level
,
246 const struct type_print_options
*flags
) const override
248 c_print_type (type
, varstring
, stream
, show
, level
, flags
);
251 /* See language.h. */
253 void value_print_inner
254 (struct value
*val
, struct ui_file
*stream
, int recurse
,
255 const struct value_print_options
*options
) const override
257 return d_value_print_inner (val
, stream
, recurse
, options
);
260 /* See language.h. */
262 struct block_symbol lookup_symbol_nonlocal
263 (const char *name
, const struct block
*block
,
264 const domain_enum domain
) const override
266 return d_lookup_symbol_nonlocal (this, name
, block
, domain
);
269 /* See language.h. */
271 int parser (struct parser_state
*ps
) const override
277 /* Single instance of the D language class. */
279 static d_language d_language_defn
;
281 /* Build all D language types for the specified architecture. */
284 build_d_types (struct gdbarch
*gdbarch
)
286 struct builtin_d_type
*builtin_d_type
287 = GDBARCH_OBSTACK_ZALLOC (gdbarch
, struct builtin_d_type
);
290 builtin_d_type
->builtin_void
291 = arch_type (gdbarch
, TYPE_CODE_VOID
, TARGET_CHAR_BIT
, "void");
292 builtin_d_type
->builtin_bool
293 = arch_boolean_type (gdbarch
, 8, 1, "bool");
294 builtin_d_type
->builtin_byte
295 = arch_integer_type (gdbarch
, 8, 0, "byte");
296 builtin_d_type
->builtin_ubyte
297 = arch_integer_type (gdbarch
, 8, 1, "ubyte");
298 builtin_d_type
->builtin_short
299 = arch_integer_type (gdbarch
, 16, 0, "short");
300 builtin_d_type
->builtin_ushort
301 = arch_integer_type (gdbarch
, 16, 1, "ushort");
302 builtin_d_type
->builtin_int
303 = arch_integer_type (gdbarch
, 32, 0, "int");
304 builtin_d_type
->builtin_uint
305 = arch_integer_type (gdbarch
, 32, 1, "uint");
306 builtin_d_type
->builtin_long
307 = arch_integer_type (gdbarch
, 64, 0, "long");
308 builtin_d_type
->builtin_ulong
309 = arch_integer_type (gdbarch
, 64, 1, "ulong");
310 builtin_d_type
->builtin_cent
311 = arch_integer_type (gdbarch
, 128, 0, "cent");
312 builtin_d_type
->builtin_ucent
313 = arch_integer_type (gdbarch
, 128, 1, "ucent");
314 builtin_d_type
->builtin_float
315 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
316 "float", gdbarch_float_format (gdbarch
));
317 builtin_d_type
->builtin_double
318 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
319 "double", gdbarch_double_format (gdbarch
));
320 builtin_d_type
->builtin_real
321 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
322 "real", gdbarch_long_double_format (gdbarch
));
324 TYPE_INSTANCE_FLAGS (builtin_d_type
->builtin_byte
)
325 |= TYPE_INSTANCE_FLAG_NOTTEXT
;
326 TYPE_INSTANCE_FLAGS (builtin_d_type
->builtin_ubyte
)
327 |= TYPE_INSTANCE_FLAG_NOTTEXT
;
329 /* Imaginary and complex types. */
330 builtin_d_type
->builtin_ifloat
331 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
332 "ifloat", gdbarch_float_format (gdbarch
));
333 builtin_d_type
->builtin_idouble
334 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
335 "idouble", gdbarch_double_format (gdbarch
));
336 builtin_d_type
->builtin_ireal
337 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
338 "ireal", gdbarch_long_double_format (gdbarch
));
339 builtin_d_type
->builtin_cfloat
340 = init_complex_type ("cfloat", builtin_d_type
->builtin_float
);
341 builtin_d_type
->builtin_cdouble
342 = init_complex_type ("cdouble", builtin_d_type
->builtin_double
);
343 builtin_d_type
->builtin_creal
344 = init_complex_type ("creal", builtin_d_type
->builtin_real
);
346 /* Character types. */
347 builtin_d_type
->builtin_char
348 = arch_character_type (gdbarch
, 8, 1, "char");
349 builtin_d_type
->builtin_wchar
350 = arch_character_type (gdbarch
, 16, 1, "wchar");
351 builtin_d_type
->builtin_dchar
352 = arch_character_type (gdbarch
, 32, 1, "dchar");
354 return builtin_d_type
;
357 static struct gdbarch_data
*d_type_data
;
359 /* Return the D type table for the specified architecture. */
361 const struct builtin_d_type
*
362 builtin_d_type (struct gdbarch
*gdbarch
)
364 return (const struct builtin_d_type
*) gdbarch_data (gdbarch
, d_type_data
);
367 void _initialize_d_language ();
369 _initialize_d_language ()
371 d_type_data
= gdbarch_data_register_post_init (build_d_types
);