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
=
145 c_print_typedef
, /* Print a typedef using appropriate
148 false, /* la_store_sym_names_in_linkage_form_p */
149 d_op_print_tab
, /* Expression operators for printing. */
150 1, /* C-style arrays. */
151 0, /* String lower bound. */
154 "{...}" /* la_struct_too_deep_ellipsis */
157 /* Class representing the D language. */
159 class d_language
: public language_defn
163 : language_defn (language_d
, d_language_data
)
166 /* See language.h. */
167 void language_arch_info (struct gdbarch
*gdbarch
,
168 struct language_arch_info
*lai
) const override
170 const struct builtin_d_type
*builtin
= builtin_d_type (gdbarch
);
172 lai
->string_char_type
= builtin
->builtin_char
;
173 lai
->primitive_type_vector
174 = GDBARCH_OBSTACK_CALLOC (gdbarch
, nr_d_primitive_types
+ 1,
177 lai
->primitive_type_vector
[d_primitive_type_void
]
178 = builtin
->builtin_void
;
179 lai
->primitive_type_vector
[d_primitive_type_bool
]
180 = builtin
->builtin_bool
;
181 lai
->primitive_type_vector
[d_primitive_type_byte
]
182 = builtin
->builtin_byte
;
183 lai
->primitive_type_vector
[d_primitive_type_ubyte
]
184 = builtin
->builtin_ubyte
;
185 lai
->primitive_type_vector
[d_primitive_type_short
]
186 = builtin
->builtin_short
;
187 lai
->primitive_type_vector
[d_primitive_type_ushort
]
188 = builtin
->builtin_ushort
;
189 lai
->primitive_type_vector
[d_primitive_type_int
]
190 = builtin
->builtin_int
;
191 lai
->primitive_type_vector
[d_primitive_type_uint
]
192 = builtin
->builtin_uint
;
193 lai
->primitive_type_vector
[d_primitive_type_long
]
194 = builtin
->builtin_long
;
195 lai
->primitive_type_vector
[d_primitive_type_ulong
]
196 = builtin
->builtin_ulong
;
197 lai
->primitive_type_vector
[d_primitive_type_cent
]
198 = builtin
->builtin_cent
;
199 lai
->primitive_type_vector
[d_primitive_type_ucent
]
200 = builtin
->builtin_ucent
;
201 lai
->primitive_type_vector
[d_primitive_type_float
]
202 = builtin
->builtin_float
;
203 lai
->primitive_type_vector
[d_primitive_type_double
]
204 = builtin
->builtin_double
;
205 lai
->primitive_type_vector
[d_primitive_type_real
]
206 = builtin
->builtin_real
;
207 lai
->primitive_type_vector
[d_primitive_type_ifloat
]
208 = builtin
->builtin_ifloat
;
209 lai
->primitive_type_vector
[d_primitive_type_idouble
]
210 = builtin
->builtin_idouble
;
211 lai
->primitive_type_vector
[d_primitive_type_ireal
]
212 = builtin
->builtin_ireal
;
213 lai
->primitive_type_vector
[d_primitive_type_cfloat
]
214 = builtin
->builtin_cfloat
;
215 lai
->primitive_type_vector
[d_primitive_type_cdouble
]
216 = builtin
->builtin_cdouble
;
217 lai
->primitive_type_vector
[d_primitive_type_creal
]
218 = builtin
->builtin_creal
;
219 lai
->primitive_type_vector
[d_primitive_type_char
]
220 = builtin
->builtin_char
;
221 lai
->primitive_type_vector
[d_primitive_type_wchar
]
222 = builtin
->builtin_wchar
;
223 lai
->primitive_type_vector
[d_primitive_type_dchar
]
224 = builtin
->builtin_dchar
;
226 lai
->bool_type_symbol
= "bool";
227 lai
->bool_type_default
= builtin
->builtin_bool
;
230 /* See language.h. */
231 bool sniff_from_mangled_name (const char *mangled
,
232 char **demangled
) const override
234 *demangled
= d_demangle (mangled
, 0);
235 return *demangled
!= NULL
;
238 /* See language.h. */
240 char *demangle (const char *mangled
, int options
) const override
242 return d_demangle (mangled
, options
);
245 /* See language.h. */
247 void print_type (struct type
*type
, const char *varstring
,
248 struct ui_file
*stream
, int show
, int level
,
249 const struct type_print_options
*flags
) const override
251 c_print_type (type
, varstring
, stream
, show
, level
, flags
);
254 /* See language.h. */
256 void value_print_inner
257 (struct value
*val
, struct ui_file
*stream
, int recurse
,
258 const struct value_print_options
*options
) const override
260 return d_value_print_inner (val
, stream
, recurse
, options
);
263 /* See language.h. */
265 struct block_symbol lookup_symbol_nonlocal
266 (const char *name
, const struct block
*block
,
267 const domain_enum domain
) const override
269 return d_lookup_symbol_nonlocal (this, name
, block
, domain
);
272 /* See language.h. */
274 int parser (struct parser_state
*ps
) const override
280 /* Single instance of the D language class. */
282 static d_language d_language_defn
;
284 /* Build all D language types for the specified architecture. */
287 build_d_types (struct gdbarch
*gdbarch
)
289 struct builtin_d_type
*builtin_d_type
290 = GDBARCH_OBSTACK_ZALLOC (gdbarch
, struct builtin_d_type
);
293 builtin_d_type
->builtin_void
294 = arch_type (gdbarch
, TYPE_CODE_VOID
, TARGET_CHAR_BIT
, "void");
295 builtin_d_type
->builtin_bool
296 = arch_boolean_type (gdbarch
, 8, 1, "bool");
297 builtin_d_type
->builtin_byte
298 = arch_integer_type (gdbarch
, 8, 0, "byte");
299 builtin_d_type
->builtin_ubyte
300 = arch_integer_type (gdbarch
, 8, 1, "ubyte");
301 builtin_d_type
->builtin_short
302 = arch_integer_type (gdbarch
, 16, 0, "short");
303 builtin_d_type
->builtin_ushort
304 = arch_integer_type (gdbarch
, 16, 1, "ushort");
305 builtin_d_type
->builtin_int
306 = arch_integer_type (gdbarch
, 32, 0, "int");
307 builtin_d_type
->builtin_uint
308 = arch_integer_type (gdbarch
, 32, 1, "uint");
309 builtin_d_type
->builtin_long
310 = arch_integer_type (gdbarch
, 64, 0, "long");
311 builtin_d_type
->builtin_ulong
312 = arch_integer_type (gdbarch
, 64, 1, "ulong");
313 builtin_d_type
->builtin_cent
314 = arch_integer_type (gdbarch
, 128, 0, "cent");
315 builtin_d_type
->builtin_ucent
316 = arch_integer_type (gdbarch
, 128, 1, "ucent");
317 builtin_d_type
->builtin_float
318 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
319 "float", gdbarch_float_format (gdbarch
));
320 builtin_d_type
->builtin_double
321 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
322 "double", gdbarch_double_format (gdbarch
));
323 builtin_d_type
->builtin_real
324 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
325 "real", gdbarch_long_double_format (gdbarch
));
327 TYPE_INSTANCE_FLAGS (builtin_d_type
->builtin_byte
)
328 |= TYPE_INSTANCE_FLAG_NOTTEXT
;
329 TYPE_INSTANCE_FLAGS (builtin_d_type
->builtin_ubyte
)
330 |= TYPE_INSTANCE_FLAG_NOTTEXT
;
332 /* Imaginary and complex types. */
333 builtin_d_type
->builtin_ifloat
334 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
335 "ifloat", gdbarch_float_format (gdbarch
));
336 builtin_d_type
->builtin_idouble
337 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
338 "idouble", gdbarch_double_format (gdbarch
));
339 builtin_d_type
->builtin_ireal
340 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
341 "ireal", gdbarch_long_double_format (gdbarch
));
342 builtin_d_type
->builtin_cfloat
343 = init_complex_type ("cfloat", builtin_d_type
->builtin_float
);
344 builtin_d_type
->builtin_cdouble
345 = init_complex_type ("cdouble", builtin_d_type
->builtin_double
);
346 builtin_d_type
->builtin_creal
347 = init_complex_type ("creal", builtin_d_type
->builtin_real
);
349 /* Character types. */
350 builtin_d_type
->builtin_char
351 = arch_character_type (gdbarch
, 8, 1, "char");
352 builtin_d_type
->builtin_wchar
353 = arch_character_type (gdbarch
, 16, 1, "wchar");
354 builtin_d_type
->builtin_dchar
355 = arch_character_type (gdbarch
, 32, 1, "dchar");
357 return builtin_d_type
;
360 static struct gdbarch_data
*d_type_data
;
362 /* Return the D type table for the specified architecture. */
364 const struct builtin_d_type
*
365 builtin_d_type (struct gdbarch
*gdbarch
)
367 return (const struct builtin_d_type
*) gdbarch_data (gdbarch
, d_type_data
);
370 void _initialize_d_language ();
372 _initialize_d_language ()
374 d_type_data
= gdbarch_data_register_post_init (build_d_types
);