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 /* Class representing the D language. */
135 class d_language
: public language_defn
139 : language_defn (language_d
, d_language_data
)
142 /* See language.h. */
144 const char *name () const override
147 /* See language.h. */
149 const char *natural_name () const override
152 /* See language.h. */
154 const std::vector
<const char *> &filename_extensions () const override
156 static const std::vector
<const char *> extensions
= { ".d" };
160 /* See language.h. */
161 void language_arch_info (struct gdbarch
*gdbarch
,
162 struct language_arch_info
*lai
) const override
164 const struct builtin_d_type
*builtin
= builtin_d_type (gdbarch
);
166 lai
->string_char_type
= builtin
->builtin_char
;
167 lai
->primitive_type_vector
168 = GDBARCH_OBSTACK_CALLOC (gdbarch
, nr_d_primitive_types
+ 1,
171 lai
->primitive_type_vector
[d_primitive_type_void
]
172 = builtin
->builtin_void
;
173 lai
->primitive_type_vector
[d_primitive_type_bool
]
174 = builtin
->builtin_bool
;
175 lai
->primitive_type_vector
[d_primitive_type_byte
]
176 = builtin
->builtin_byte
;
177 lai
->primitive_type_vector
[d_primitive_type_ubyte
]
178 = builtin
->builtin_ubyte
;
179 lai
->primitive_type_vector
[d_primitive_type_short
]
180 = builtin
->builtin_short
;
181 lai
->primitive_type_vector
[d_primitive_type_ushort
]
182 = builtin
->builtin_ushort
;
183 lai
->primitive_type_vector
[d_primitive_type_int
]
184 = builtin
->builtin_int
;
185 lai
->primitive_type_vector
[d_primitive_type_uint
]
186 = builtin
->builtin_uint
;
187 lai
->primitive_type_vector
[d_primitive_type_long
]
188 = builtin
->builtin_long
;
189 lai
->primitive_type_vector
[d_primitive_type_ulong
]
190 = builtin
->builtin_ulong
;
191 lai
->primitive_type_vector
[d_primitive_type_cent
]
192 = builtin
->builtin_cent
;
193 lai
->primitive_type_vector
[d_primitive_type_ucent
]
194 = builtin
->builtin_ucent
;
195 lai
->primitive_type_vector
[d_primitive_type_float
]
196 = builtin
->builtin_float
;
197 lai
->primitive_type_vector
[d_primitive_type_double
]
198 = builtin
->builtin_double
;
199 lai
->primitive_type_vector
[d_primitive_type_real
]
200 = builtin
->builtin_real
;
201 lai
->primitive_type_vector
[d_primitive_type_ifloat
]
202 = builtin
->builtin_ifloat
;
203 lai
->primitive_type_vector
[d_primitive_type_idouble
]
204 = builtin
->builtin_idouble
;
205 lai
->primitive_type_vector
[d_primitive_type_ireal
]
206 = builtin
->builtin_ireal
;
207 lai
->primitive_type_vector
[d_primitive_type_cfloat
]
208 = builtin
->builtin_cfloat
;
209 lai
->primitive_type_vector
[d_primitive_type_cdouble
]
210 = builtin
->builtin_cdouble
;
211 lai
->primitive_type_vector
[d_primitive_type_creal
]
212 = builtin
->builtin_creal
;
213 lai
->primitive_type_vector
[d_primitive_type_char
]
214 = builtin
->builtin_char
;
215 lai
->primitive_type_vector
[d_primitive_type_wchar
]
216 = builtin
->builtin_wchar
;
217 lai
->primitive_type_vector
[d_primitive_type_dchar
]
218 = builtin
->builtin_dchar
;
220 lai
->bool_type_symbol
= "bool";
221 lai
->bool_type_default
= builtin
->builtin_bool
;
224 /* See language.h. */
225 bool sniff_from_mangled_name (const char *mangled
,
226 char **demangled
) const override
228 *demangled
= d_demangle (mangled
, 0);
229 return *demangled
!= NULL
;
232 /* See language.h. */
234 char *demangle (const char *mangled
, int options
) const override
236 return d_demangle (mangled
, options
);
239 /* See language.h. */
241 void print_type (struct type
*type
, const char *varstring
,
242 struct ui_file
*stream
, int show
, int level
,
243 const struct type_print_options
*flags
) const override
245 c_print_type (type
, varstring
, stream
, show
, level
, flags
);
248 /* See language.h. */
250 void value_print_inner
251 (struct value
*val
, struct ui_file
*stream
, int recurse
,
252 const struct value_print_options
*options
) const override
254 return d_value_print_inner (val
, stream
, recurse
, options
);
257 /* See language.h. */
259 struct block_symbol lookup_symbol_nonlocal
260 (const char *name
, const struct block
*block
,
261 const domain_enum domain
) const override
263 return d_lookup_symbol_nonlocal (this, name
, block
, domain
);
266 /* See language.h. */
268 int parser (struct parser_state
*ps
) const override
273 /* See language.h. */
275 const char *name_of_this () const override
278 /* See language.h. */
280 const struct exp_descriptor
*expression_ops () const override
281 { return &exp_descriptor_c
; }
283 /* See language.h. */
285 const struct op_print
*opcode_print_table () const override
286 { return d_op_print_tab
; }
289 /* Single instance of the D language class. */
291 static d_language d_language_defn
;
293 /* Build all D language types for the specified architecture. */
296 build_d_types (struct gdbarch
*gdbarch
)
298 struct builtin_d_type
*builtin_d_type
299 = GDBARCH_OBSTACK_ZALLOC (gdbarch
, struct builtin_d_type
);
302 builtin_d_type
->builtin_void
303 = arch_type (gdbarch
, TYPE_CODE_VOID
, TARGET_CHAR_BIT
, "void");
304 builtin_d_type
->builtin_bool
305 = arch_boolean_type (gdbarch
, 8, 1, "bool");
306 builtin_d_type
->builtin_byte
307 = arch_integer_type (gdbarch
, 8, 0, "byte");
308 builtin_d_type
->builtin_ubyte
309 = arch_integer_type (gdbarch
, 8, 1, "ubyte");
310 builtin_d_type
->builtin_short
311 = arch_integer_type (gdbarch
, 16, 0, "short");
312 builtin_d_type
->builtin_ushort
313 = arch_integer_type (gdbarch
, 16, 1, "ushort");
314 builtin_d_type
->builtin_int
315 = arch_integer_type (gdbarch
, 32, 0, "int");
316 builtin_d_type
->builtin_uint
317 = arch_integer_type (gdbarch
, 32, 1, "uint");
318 builtin_d_type
->builtin_long
319 = arch_integer_type (gdbarch
, 64, 0, "long");
320 builtin_d_type
->builtin_ulong
321 = arch_integer_type (gdbarch
, 64, 1, "ulong");
322 builtin_d_type
->builtin_cent
323 = arch_integer_type (gdbarch
, 128, 0, "cent");
324 builtin_d_type
->builtin_ucent
325 = arch_integer_type (gdbarch
, 128, 1, "ucent");
326 builtin_d_type
->builtin_float
327 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
328 "float", gdbarch_float_format (gdbarch
));
329 builtin_d_type
->builtin_double
330 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
331 "double", gdbarch_double_format (gdbarch
));
332 builtin_d_type
->builtin_real
333 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
334 "real", gdbarch_long_double_format (gdbarch
));
336 builtin_d_type
->builtin_byte
->set_instance_flags
337 (builtin_d_type
->builtin_byte
->instance_flags ()
338 | TYPE_INSTANCE_FLAG_NOTTEXT
);
340 builtin_d_type
->builtin_ubyte
->set_instance_flags
341 (builtin_d_type
->builtin_ubyte
->instance_flags ()
342 | TYPE_INSTANCE_FLAG_NOTTEXT
);
344 /* Imaginary and complex types. */
345 builtin_d_type
->builtin_ifloat
346 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
347 "ifloat", gdbarch_float_format (gdbarch
));
348 builtin_d_type
->builtin_idouble
349 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
350 "idouble", gdbarch_double_format (gdbarch
));
351 builtin_d_type
->builtin_ireal
352 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
353 "ireal", gdbarch_long_double_format (gdbarch
));
354 builtin_d_type
->builtin_cfloat
355 = init_complex_type ("cfloat", builtin_d_type
->builtin_float
);
356 builtin_d_type
->builtin_cdouble
357 = init_complex_type ("cdouble", builtin_d_type
->builtin_double
);
358 builtin_d_type
->builtin_creal
359 = init_complex_type ("creal", builtin_d_type
->builtin_real
);
361 /* Character types. */
362 builtin_d_type
->builtin_char
363 = arch_character_type (gdbarch
, 8, 1, "char");
364 builtin_d_type
->builtin_wchar
365 = arch_character_type (gdbarch
, 16, 1, "wchar");
366 builtin_d_type
->builtin_dchar
367 = arch_character_type (gdbarch
, 32, 1, "dchar");
369 return builtin_d_type
;
372 static struct gdbarch_data
*d_type_data
;
374 /* Return the D type table for the specified architecture. */
376 const struct builtin_d_type
*
377 builtin_d_type (struct gdbarch
*gdbarch
)
379 return (const struct builtin_d_type
*) gdbarch_data (gdbarch
, d_type_data
);
382 void _initialize_d_language ();
384 _initialize_d_language ()
386 d_type_data
= gdbarch_data_register_post_init (build_d_types
);