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 /* Constant data that describes the D language. */
129 extern const struct language_data d_language_data
=
132 d_op_print_tab
, /* Expression operators for printing. */
136 /* Class representing the D language. */
138 class d_language
: public language_defn
142 : language_defn (language_d
, d_language_data
)
145 /* See language.h. */
147 const char *name () const override
150 /* See language.h. */
152 const char *natural_name () const override
155 /* See language.h. */
157 const std::vector
<const char *> &filename_extensions () const override
159 static const std::vector
<const char *> extensions
= { ".d" };
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
276 /* See language.h. */
278 const char *name_of_this () const override
282 /* Single instance of the D language class. */
284 static d_language d_language_defn
;
286 /* Build all D language types for the specified architecture. */
289 build_d_types (struct gdbarch
*gdbarch
)
291 struct builtin_d_type
*builtin_d_type
292 = GDBARCH_OBSTACK_ZALLOC (gdbarch
, struct builtin_d_type
);
295 builtin_d_type
->builtin_void
296 = arch_type (gdbarch
, TYPE_CODE_VOID
, TARGET_CHAR_BIT
, "void");
297 builtin_d_type
->builtin_bool
298 = arch_boolean_type (gdbarch
, 8, 1, "bool");
299 builtin_d_type
->builtin_byte
300 = arch_integer_type (gdbarch
, 8, 0, "byte");
301 builtin_d_type
->builtin_ubyte
302 = arch_integer_type (gdbarch
, 8, 1, "ubyte");
303 builtin_d_type
->builtin_short
304 = arch_integer_type (gdbarch
, 16, 0, "short");
305 builtin_d_type
->builtin_ushort
306 = arch_integer_type (gdbarch
, 16, 1, "ushort");
307 builtin_d_type
->builtin_int
308 = arch_integer_type (gdbarch
, 32, 0, "int");
309 builtin_d_type
->builtin_uint
310 = arch_integer_type (gdbarch
, 32, 1, "uint");
311 builtin_d_type
->builtin_long
312 = arch_integer_type (gdbarch
, 64, 0, "long");
313 builtin_d_type
->builtin_ulong
314 = arch_integer_type (gdbarch
, 64, 1, "ulong");
315 builtin_d_type
->builtin_cent
316 = arch_integer_type (gdbarch
, 128, 0, "cent");
317 builtin_d_type
->builtin_ucent
318 = arch_integer_type (gdbarch
, 128, 1, "ucent");
319 builtin_d_type
->builtin_float
320 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
321 "float", gdbarch_float_format (gdbarch
));
322 builtin_d_type
->builtin_double
323 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
324 "double", gdbarch_double_format (gdbarch
));
325 builtin_d_type
->builtin_real
326 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
327 "real", gdbarch_long_double_format (gdbarch
));
329 builtin_d_type
->builtin_byte
->set_instance_flags
330 (builtin_d_type
->builtin_byte
->instance_flags ()
331 | TYPE_INSTANCE_FLAG_NOTTEXT
);
333 builtin_d_type
->builtin_ubyte
->set_instance_flags
334 (builtin_d_type
->builtin_ubyte
->instance_flags ()
335 | TYPE_INSTANCE_FLAG_NOTTEXT
);
337 /* Imaginary and complex types. */
338 builtin_d_type
->builtin_ifloat
339 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
340 "ifloat", gdbarch_float_format (gdbarch
));
341 builtin_d_type
->builtin_idouble
342 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
343 "idouble", gdbarch_double_format (gdbarch
));
344 builtin_d_type
->builtin_ireal
345 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
346 "ireal", gdbarch_long_double_format (gdbarch
));
347 builtin_d_type
->builtin_cfloat
348 = init_complex_type ("cfloat", builtin_d_type
->builtin_float
);
349 builtin_d_type
->builtin_cdouble
350 = init_complex_type ("cdouble", builtin_d_type
->builtin_double
);
351 builtin_d_type
->builtin_creal
352 = init_complex_type ("creal", builtin_d_type
->builtin_real
);
354 /* Character types. */
355 builtin_d_type
->builtin_char
356 = arch_character_type (gdbarch
, 8, 1, "char");
357 builtin_d_type
->builtin_wchar
358 = arch_character_type (gdbarch
, 16, 1, "wchar");
359 builtin_d_type
->builtin_dchar
360 = arch_character_type (gdbarch
, 32, 1, "dchar");
362 return builtin_d_type
;
365 static struct gdbarch_data
*d_type_data
;
367 /* Return the D type table for the specified architecture. */
369 const struct builtin_d_type
*
370 builtin_d_type (struct gdbarch
*gdbarch
)
372 return (const struct builtin_d_type
*) gdbarch_data (gdbarch
, d_type_data
);
375 void _initialize_d_language ();
377 _initialize_d_language ()
379 d_type_data
= gdbarch_data_register_post_init (build_d_types
);