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
=
147 c_printchar
, /* Print a character constant. */
148 c_printstr
, /* Function to print string constant. */
149 c_emit_char
, /* Print a single char. */
150 c_print_typedef
, /* Print a typedef using appropriate
153 false, /* la_store_sym_names_in_linkage_form_p */
154 d_op_print_tab
, /* Expression operators for printing. */
155 1, /* C-style arrays. */
156 0, /* String lower bound. */
159 "{...}" /* la_struct_too_deep_ellipsis */
162 /* Class representing the D language. */
164 class d_language
: public language_defn
168 : language_defn (language_d
, d_language_data
)
171 /* See language.h. */
172 void language_arch_info (struct gdbarch
*gdbarch
,
173 struct language_arch_info
*lai
) const override
175 const struct builtin_d_type
*builtin
= builtin_d_type (gdbarch
);
177 lai
->string_char_type
= builtin
->builtin_char
;
178 lai
->primitive_type_vector
179 = GDBARCH_OBSTACK_CALLOC (gdbarch
, nr_d_primitive_types
+ 1,
182 lai
->primitive_type_vector
[d_primitive_type_void
]
183 = builtin
->builtin_void
;
184 lai
->primitive_type_vector
[d_primitive_type_bool
]
185 = builtin
->builtin_bool
;
186 lai
->primitive_type_vector
[d_primitive_type_byte
]
187 = builtin
->builtin_byte
;
188 lai
->primitive_type_vector
[d_primitive_type_ubyte
]
189 = builtin
->builtin_ubyte
;
190 lai
->primitive_type_vector
[d_primitive_type_short
]
191 = builtin
->builtin_short
;
192 lai
->primitive_type_vector
[d_primitive_type_ushort
]
193 = builtin
->builtin_ushort
;
194 lai
->primitive_type_vector
[d_primitive_type_int
]
195 = builtin
->builtin_int
;
196 lai
->primitive_type_vector
[d_primitive_type_uint
]
197 = builtin
->builtin_uint
;
198 lai
->primitive_type_vector
[d_primitive_type_long
]
199 = builtin
->builtin_long
;
200 lai
->primitive_type_vector
[d_primitive_type_ulong
]
201 = builtin
->builtin_ulong
;
202 lai
->primitive_type_vector
[d_primitive_type_cent
]
203 = builtin
->builtin_cent
;
204 lai
->primitive_type_vector
[d_primitive_type_ucent
]
205 = builtin
->builtin_ucent
;
206 lai
->primitive_type_vector
[d_primitive_type_float
]
207 = builtin
->builtin_float
;
208 lai
->primitive_type_vector
[d_primitive_type_double
]
209 = builtin
->builtin_double
;
210 lai
->primitive_type_vector
[d_primitive_type_real
]
211 = builtin
->builtin_real
;
212 lai
->primitive_type_vector
[d_primitive_type_ifloat
]
213 = builtin
->builtin_ifloat
;
214 lai
->primitive_type_vector
[d_primitive_type_idouble
]
215 = builtin
->builtin_idouble
;
216 lai
->primitive_type_vector
[d_primitive_type_ireal
]
217 = builtin
->builtin_ireal
;
218 lai
->primitive_type_vector
[d_primitive_type_cfloat
]
219 = builtin
->builtin_cfloat
;
220 lai
->primitive_type_vector
[d_primitive_type_cdouble
]
221 = builtin
->builtin_cdouble
;
222 lai
->primitive_type_vector
[d_primitive_type_creal
]
223 = builtin
->builtin_creal
;
224 lai
->primitive_type_vector
[d_primitive_type_char
]
225 = builtin
->builtin_char
;
226 lai
->primitive_type_vector
[d_primitive_type_wchar
]
227 = builtin
->builtin_wchar
;
228 lai
->primitive_type_vector
[d_primitive_type_dchar
]
229 = builtin
->builtin_dchar
;
231 lai
->bool_type_symbol
= "bool";
232 lai
->bool_type_default
= builtin
->builtin_bool
;
235 /* See language.h. */
236 bool sniff_from_mangled_name (const char *mangled
,
237 char **demangled
) const override
239 *demangled
= d_demangle (mangled
, 0);
240 return *demangled
!= NULL
;
243 /* See language.h. */
245 char *demangle (const char *mangled
, int options
) const override
247 return d_demangle (mangled
, options
);
250 /* See language.h. */
252 void print_type (struct type
*type
, const char *varstring
,
253 struct ui_file
*stream
, int show
, int level
,
254 const struct type_print_options
*flags
) const override
256 c_print_type (type
, varstring
, stream
, show
, level
, flags
);
259 /* See language.h. */
261 void value_print_inner
262 (struct value
*val
, struct ui_file
*stream
, int recurse
,
263 const struct value_print_options
*options
) const override
265 return d_value_print_inner (val
, stream
, recurse
, options
);
268 /* See language.h. */
270 struct block_symbol lookup_symbol_nonlocal
271 (const char *name
, const struct block
*block
,
272 const domain_enum domain
) const override
274 return d_lookup_symbol_nonlocal (this, name
, block
, domain
);
278 /* Single instance of the D language class. */
280 static d_language d_language_defn
;
282 /* Build all D language types for the specified architecture. */
285 build_d_types (struct gdbarch
*gdbarch
)
287 struct builtin_d_type
*builtin_d_type
288 = GDBARCH_OBSTACK_ZALLOC (gdbarch
, struct builtin_d_type
);
291 builtin_d_type
->builtin_void
292 = arch_type (gdbarch
, TYPE_CODE_VOID
, TARGET_CHAR_BIT
, "void");
293 builtin_d_type
->builtin_bool
294 = arch_boolean_type (gdbarch
, 8, 1, "bool");
295 builtin_d_type
->builtin_byte
296 = arch_integer_type (gdbarch
, 8, 0, "byte");
297 builtin_d_type
->builtin_ubyte
298 = arch_integer_type (gdbarch
, 8, 1, "ubyte");
299 builtin_d_type
->builtin_short
300 = arch_integer_type (gdbarch
, 16, 0, "short");
301 builtin_d_type
->builtin_ushort
302 = arch_integer_type (gdbarch
, 16, 1, "ushort");
303 builtin_d_type
->builtin_int
304 = arch_integer_type (gdbarch
, 32, 0, "int");
305 builtin_d_type
->builtin_uint
306 = arch_integer_type (gdbarch
, 32, 1, "uint");
307 builtin_d_type
->builtin_long
308 = arch_integer_type (gdbarch
, 64, 0, "long");
309 builtin_d_type
->builtin_ulong
310 = arch_integer_type (gdbarch
, 64, 1, "ulong");
311 builtin_d_type
->builtin_cent
312 = arch_integer_type (gdbarch
, 128, 0, "cent");
313 builtin_d_type
->builtin_ucent
314 = arch_integer_type (gdbarch
, 128, 1, "ucent");
315 builtin_d_type
->builtin_float
316 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
317 "float", gdbarch_float_format (gdbarch
));
318 builtin_d_type
->builtin_double
319 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
320 "double", gdbarch_double_format (gdbarch
));
321 builtin_d_type
->builtin_real
322 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
323 "real", gdbarch_long_double_format (gdbarch
));
325 TYPE_INSTANCE_FLAGS (builtin_d_type
->builtin_byte
)
326 |= TYPE_INSTANCE_FLAG_NOTTEXT
;
327 TYPE_INSTANCE_FLAGS (builtin_d_type
->builtin_ubyte
)
328 |= TYPE_INSTANCE_FLAG_NOTTEXT
;
330 /* Imaginary and complex types. */
331 builtin_d_type
->builtin_ifloat
332 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
333 "ifloat", gdbarch_float_format (gdbarch
));
334 builtin_d_type
->builtin_idouble
335 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
336 "idouble", gdbarch_double_format (gdbarch
));
337 builtin_d_type
->builtin_ireal
338 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
339 "ireal", gdbarch_long_double_format (gdbarch
));
340 builtin_d_type
->builtin_cfloat
341 = init_complex_type ("cfloat", builtin_d_type
->builtin_float
);
342 builtin_d_type
->builtin_cdouble
343 = init_complex_type ("cdouble", builtin_d_type
->builtin_double
);
344 builtin_d_type
->builtin_creal
345 = init_complex_type ("creal", builtin_d_type
->builtin_real
);
347 /* Character types. */
348 builtin_d_type
->builtin_char
349 = arch_character_type (gdbarch
, 8, 1, "char");
350 builtin_d_type
->builtin_wchar
351 = arch_character_type (gdbarch
, 16, 1, "wchar");
352 builtin_d_type
->builtin_dchar
353 = arch_character_type (gdbarch
, 32, 1, "dchar");
355 return builtin_d_type
;
358 static struct gdbarch_data
*d_type_data
;
360 /* Return the D type table for the specified architecture. */
362 const struct builtin_d_type
*
363 builtin_d_type (struct gdbarch
*gdbarch
)
365 return (const struct builtin_d_type
*) gdbarch_data (gdbarch
, d_type_data
);
368 void _initialize_d_language ();
370 _initialize_d_language ()
372 d_type_data
= gdbarch_data_register_post_init (build_d_types
);