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
=
133 d_op_print_tab
, /* Expression operators for printing. */
137 /* Class representing the D language. */
139 class d_language
: public language_defn
143 : language_defn (language_d
, d_language_data
)
146 /* See language.h. */
148 const char *name () const override
151 /* See language.h. */
153 const char *natural_name () const override
156 /* See language.h. */
158 const std::vector
<const char *> &filename_extensions () const override
160 static const std::vector
<const char *> extensions
= { ".d" };
164 /* See language.h. */
165 void language_arch_info (struct gdbarch
*gdbarch
,
166 struct language_arch_info
*lai
) const override
168 const struct builtin_d_type
*builtin
= builtin_d_type (gdbarch
);
170 lai
->string_char_type
= builtin
->builtin_char
;
171 lai
->primitive_type_vector
172 = GDBARCH_OBSTACK_CALLOC (gdbarch
, nr_d_primitive_types
+ 1,
175 lai
->primitive_type_vector
[d_primitive_type_void
]
176 = builtin
->builtin_void
;
177 lai
->primitive_type_vector
[d_primitive_type_bool
]
178 = builtin
->builtin_bool
;
179 lai
->primitive_type_vector
[d_primitive_type_byte
]
180 = builtin
->builtin_byte
;
181 lai
->primitive_type_vector
[d_primitive_type_ubyte
]
182 = builtin
->builtin_ubyte
;
183 lai
->primitive_type_vector
[d_primitive_type_short
]
184 = builtin
->builtin_short
;
185 lai
->primitive_type_vector
[d_primitive_type_ushort
]
186 = builtin
->builtin_ushort
;
187 lai
->primitive_type_vector
[d_primitive_type_int
]
188 = builtin
->builtin_int
;
189 lai
->primitive_type_vector
[d_primitive_type_uint
]
190 = builtin
->builtin_uint
;
191 lai
->primitive_type_vector
[d_primitive_type_long
]
192 = builtin
->builtin_long
;
193 lai
->primitive_type_vector
[d_primitive_type_ulong
]
194 = builtin
->builtin_ulong
;
195 lai
->primitive_type_vector
[d_primitive_type_cent
]
196 = builtin
->builtin_cent
;
197 lai
->primitive_type_vector
[d_primitive_type_ucent
]
198 = builtin
->builtin_ucent
;
199 lai
->primitive_type_vector
[d_primitive_type_float
]
200 = builtin
->builtin_float
;
201 lai
->primitive_type_vector
[d_primitive_type_double
]
202 = builtin
->builtin_double
;
203 lai
->primitive_type_vector
[d_primitive_type_real
]
204 = builtin
->builtin_real
;
205 lai
->primitive_type_vector
[d_primitive_type_ifloat
]
206 = builtin
->builtin_ifloat
;
207 lai
->primitive_type_vector
[d_primitive_type_idouble
]
208 = builtin
->builtin_idouble
;
209 lai
->primitive_type_vector
[d_primitive_type_ireal
]
210 = builtin
->builtin_ireal
;
211 lai
->primitive_type_vector
[d_primitive_type_cfloat
]
212 = builtin
->builtin_cfloat
;
213 lai
->primitive_type_vector
[d_primitive_type_cdouble
]
214 = builtin
->builtin_cdouble
;
215 lai
->primitive_type_vector
[d_primitive_type_creal
]
216 = builtin
->builtin_creal
;
217 lai
->primitive_type_vector
[d_primitive_type_char
]
218 = builtin
->builtin_char
;
219 lai
->primitive_type_vector
[d_primitive_type_wchar
]
220 = builtin
->builtin_wchar
;
221 lai
->primitive_type_vector
[d_primitive_type_dchar
]
222 = builtin
->builtin_dchar
;
224 lai
->bool_type_symbol
= "bool";
225 lai
->bool_type_default
= builtin
->builtin_bool
;
228 /* See language.h. */
229 bool sniff_from_mangled_name (const char *mangled
,
230 char **demangled
) const override
232 *demangled
= d_demangle (mangled
, 0);
233 return *demangled
!= NULL
;
236 /* See language.h. */
238 char *demangle (const char *mangled
, int options
) const override
240 return d_demangle (mangled
, options
);
243 /* See language.h. */
245 void print_type (struct type
*type
, const char *varstring
,
246 struct ui_file
*stream
, int show
, int level
,
247 const struct type_print_options
*flags
) const override
249 c_print_type (type
, varstring
, stream
, show
, level
, flags
);
252 /* See language.h. */
254 void value_print_inner
255 (struct value
*val
, struct ui_file
*stream
, int recurse
,
256 const struct value_print_options
*options
) const override
258 return d_value_print_inner (val
, stream
, recurse
, options
);
261 /* See language.h. */
263 struct block_symbol lookup_symbol_nonlocal
264 (const char *name
, const struct block
*block
,
265 const domain_enum domain
) const override
267 return d_lookup_symbol_nonlocal (this, name
, block
, domain
);
270 /* See language.h. */
272 int parser (struct parser_state
*ps
) const override
277 /* See language.h. */
279 const char *name_of_this () const override
283 /* Single instance of the D language class. */
285 static d_language d_language_defn
;
287 /* Build all D language types for the specified architecture. */
290 build_d_types (struct gdbarch
*gdbarch
)
292 struct builtin_d_type
*builtin_d_type
293 = GDBARCH_OBSTACK_ZALLOC (gdbarch
, struct builtin_d_type
);
296 builtin_d_type
->builtin_void
297 = arch_type (gdbarch
, TYPE_CODE_VOID
, TARGET_CHAR_BIT
, "void");
298 builtin_d_type
->builtin_bool
299 = arch_boolean_type (gdbarch
, 8, 1, "bool");
300 builtin_d_type
->builtin_byte
301 = arch_integer_type (gdbarch
, 8, 0, "byte");
302 builtin_d_type
->builtin_ubyte
303 = arch_integer_type (gdbarch
, 8, 1, "ubyte");
304 builtin_d_type
->builtin_short
305 = arch_integer_type (gdbarch
, 16, 0, "short");
306 builtin_d_type
->builtin_ushort
307 = arch_integer_type (gdbarch
, 16, 1, "ushort");
308 builtin_d_type
->builtin_int
309 = arch_integer_type (gdbarch
, 32, 0, "int");
310 builtin_d_type
->builtin_uint
311 = arch_integer_type (gdbarch
, 32, 1, "uint");
312 builtin_d_type
->builtin_long
313 = arch_integer_type (gdbarch
, 64, 0, "long");
314 builtin_d_type
->builtin_ulong
315 = arch_integer_type (gdbarch
, 64, 1, "ulong");
316 builtin_d_type
->builtin_cent
317 = arch_integer_type (gdbarch
, 128, 0, "cent");
318 builtin_d_type
->builtin_ucent
319 = arch_integer_type (gdbarch
, 128, 1, "ucent");
320 builtin_d_type
->builtin_float
321 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
322 "float", gdbarch_float_format (gdbarch
));
323 builtin_d_type
->builtin_double
324 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
325 "double", gdbarch_double_format (gdbarch
));
326 builtin_d_type
->builtin_real
327 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
328 "real", gdbarch_long_double_format (gdbarch
));
330 builtin_d_type
->builtin_byte
->set_instance_flags
331 (builtin_d_type
->builtin_byte
->instance_flags ()
332 | TYPE_INSTANCE_FLAG_NOTTEXT
);
334 builtin_d_type
->builtin_ubyte
->set_instance_flags
335 (builtin_d_type
->builtin_ubyte
->instance_flags ()
336 | TYPE_INSTANCE_FLAG_NOTTEXT
);
338 /* Imaginary and complex types. */
339 builtin_d_type
->builtin_ifloat
340 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
341 "ifloat", gdbarch_float_format (gdbarch
));
342 builtin_d_type
->builtin_idouble
343 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
344 "idouble", gdbarch_double_format (gdbarch
));
345 builtin_d_type
->builtin_ireal
346 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
347 "ireal", gdbarch_long_double_format (gdbarch
));
348 builtin_d_type
->builtin_cfloat
349 = init_complex_type ("cfloat", builtin_d_type
->builtin_float
);
350 builtin_d_type
->builtin_cdouble
351 = init_complex_type ("cdouble", builtin_d_type
->builtin_double
);
352 builtin_d_type
->builtin_creal
353 = init_complex_type ("creal", builtin_d_type
->builtin_real
);
355 /* Character types. */
356 builtin_d_type
->builtin_char
357 = arch_character_type (gdbarch
, 8, 1, "char");
358 builtin_d_type
->builtin_wchar
359 = arch_character_type (gdbarch
, 16, 1, "wchar");
360 builtin_d_type
->builtin_dchar
361 = arch_character_type (gdbarch
, 32, 1, "dchar");
363 return builtin_d_type
;
366 static struct gdbarch_data
*d_type_data
;
368 /* Return the D type table for the specified architecture. */
370 const struct builtin_d_type
*
371 builtin_d_type (struct gdbarch
*gdbarch
)
373 return (const struct builtin_d_type
*) gdbarch_data (gdbarch
, d_type_data
);
376 void _initialize_d_language ();
378 _initialize_d_language ()
380 d_type_data
= gdbarch_data_register_post_init (build_d_types
);