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
152 d_value_print_inner
, /* la_value_print_inner */
153 c_value_print
, /* Print a top-level value. */
155 false, /* la_store_sym_names_in_linkage_form_p */
156 d_lookup_symbol_nonlocal
,
157 d_op_print_tab
, /* Expression operators for printing. */
158 1, /* C-style arrays. */
159 0, /* String lower bound. */
162 "{...}" /* la_struct_too_deep_ellipsis */
165 /* Class representing the D language. */
167 class d_language
: public language_defn
171 : language_defn (language_d
, d_language_data
)
174 /* See language.h. */
175 void language_arch_info (struct gdbarch
*gdbarch
,
176 struct language_arch_info
*lai
) const override
178 const struct builtin_d_type
*builtin
= builtin_d_type (gdbarch
);
180 lai
->string_char_type
= builtin
->builtin_char
;
181 lai
->primitive_type_vector
182 = GDBARCH_OBSTACK_CALLOC (gdbarch
, nr_d_primitive_types
+ 1,
185 lai
->primitive_type_vector
[d_primitive_type_void
]
186 = builtin
->builtin_void
;
187 lai
->primitive_type_vector
[d_primitive_type_bool
]
188 = builtin
->builtin_bool
;
189 lai
->primitive_type_vector
[d_primitive_type_byte
]
190 = builtin
->builtin_byte
;
191 lai
->primitive_type_vector
[d_primitive_type_ubyte
]
192 = builtin
->builtin_ubyte
;
193 lai
->primitive_type_vector
[d_primitive_type_short
]
194 = builtin
->builtin_short
;
195 lai
->primitive_type_vector
[d_primitive_type_ushort
]
196 = builtin
->builtin_ushort
;
197 lai
->primitive_type_vector
[d_primitive_type_int
]
198 = builtin
->builtin_int
;
199 lai
->primitive_type_vector
[d_primitive_type_uint
]
200 = builtin
->builtin_uint
;
201 lai
->primitive_type_vector
[d_primitive_type_long
]
202 = builtin
->builtin_long
;
203 lai
->primitive_type_vector
[d_primitive_type_ulong
]
204 = builtin
->builtin_ulong
;
205 lai
->primitive_type_vector
[d_primitive_type_cent
]
206 = builtin
->builtin_cent
;
207 lai
->primitive_type_vector
[d_primitive_type_ucent
]
208 = builtin
->builtin_ucent
;
209 lai
->primitive_type_vector
[d_primitive_type_float
]
210 = builtin
->builtin_float
;
211 lai
->primitive_type_vector
[d_primitive_type_double
]
212 = builtin
->builtin_double
;
213 lai
->primitive_type_vector
[d_primitive_type_real
]
214 = builtin
->builtin_real
;
215 lai
->primitive_type_vector
[d_primitive_type_ifloat
]
216 = builtin
->builtin_ifloat
;
217 lai
->primitive_type_vector
[d_primitive_type_idouble
]
218 = builtin
->builtin_idouble
;
219 lai
->primitive_type_vector
[d_primitive_type_ireal
]
220 = builtin
->builtin_ireal
;
221 lai
->primitive_type_vector
[d_primitive_type_cfloat
]
222 = builtin
->builtin_cfloat
;
223 lai
->primitive_type_vector
[d_primitive_type_cdouble
]
224 = builtin
->builtin_cdouble
;
225 lai
->primitive_type_vector
[d_primitive_type_creal
]
226 = builtin
->builtin_creal
;
227 lai
->primitive_type_vector
[d_primitive_type_char
]
228 = builtin
->builtin_char
;
229 lai
->primitive_type_vector
[d_primitive_type_wchar
]
230 = builtin
->builtin_wchar
;
231 lai
->primitive_type_vector
[d_primitive_type_dchar
]
232 = builtin
->builtin_dchar
;
234 lai
->bool_type_symbol
= "bool";
235 lai
->bool_type_default
= builtin
->builtin_bool
;
238 /* See language.h. */
239 bool sniff_from_mangled_name (const char *mangled
,
240 char **demangled
) const override
242 *demangled
= d_demangle (mangled
, 0);
243 return *demangled
!= NULL
;
246 /* See language.h. */
248 char *demangle (const char *mangled
, int options
) const override
250 return d_demangle (mangled
, options
);
253 /* See language.h. */
255 void print_type (struct type
*type
, const char *varstring
,
256 struct ui_file
*stream
, int show
, int level
,
257 const struct type_print_options
*flags
) const override
259 c_print_type (type
, varstring
, stream
, show
, level
, flags
);
263 /* Single instance of the D language class. */
265 static d_language d_language_defn
;
267 /* Build all D language types for the specified architecture. */
270 build_d_types (struct gdbarch
*gdbarch
)
272 struct builtin_d_type
*builtin_d_type
273 = GDBARCH_OBSTACK_ZALLOC (gdbarch
, struct builtin_d_type
);
276 builtin_d_type
->builtin_void
277 = arch_type (gdbarch
, TYPE_CODE_VOID
, TARGET_CHAR_BIT
, "void");
278 builtin_d_type
->builtin_bool
279 = arch_boolean_type (gdbarch
, 8, 1, "bool");
280 builtin_d_type
->builtin_byte
281 = arch_integer_type (gdbarch
, 8, 0, "byte");
282 builtin_d_type
->builtin_ubyte
283 = arch_integer_type (gdbarch
, 8, 1, "ubyte");
284 builtin_d_type
->builtin_short
285 = arch_integer_type (gdbarch
, 16, 0, "short");
286 builtin_d_type
->builtin_ushort
287 = arch_integer_type (gdbarch
, 16, 1, "ushort");
288 builtin_d_type
->builtin_int
289 = arch_integer_type (gdbarch
, 32, 0, "int");
290 builtin_d_type
->builtin_uint
291 = arch_integer_type (gdbarch
, 32, 1, "uint");
292 builtin_d_type
->builtin_long
293 = arch_integer_type (gdbarch
, 64, 0, "long");
294 builtin_d_type
->builtin_ulong
295 = arch_integer_type (gdbarch
, 64, 1, "ulong");
296 builtin_d_type
->builtin_cent
297 = arch_integer_type (gdbarch
, 128, 0, "cent");
298 builtin_d_type
->builtin_ucent
299 = arch_integer_type (gdbarch
, 128, 1, "ucent");
300 builtin_d_type
->builtin_float
301 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
302 "float", gdbarch_float_format (gdbarch
));
303 builtin_d_type
->builtin_double
304 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
305 "double", gdbarch_double_format (gdbarch
));
306 builtin_d_type
->builtin_real
307 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
308 "real", gdbarch_long_double_format (gdbarch
));
310 TYPE_INSTANCE_FLAGS (builtin_d_type
->builtin_byte
)
311 |= TYPE_INSTANCE_FLAG_NOTTEXT
;
312 TYPE_INSTANCE_FLAGS (builtin_d_type
->builtin_ubyte
)
313 |= TYPE_INSTANCE_FLAG_NOTTEXT
;
315 /* Imaginary and complex types. */
316 builtin_d_type
->builtin_ifloat
317 = arch_float_type (gdbarch
, gdbarch_float_bit (gdbarch
),
318 "ifloat", gdbarch_float_format (gdbarch
));
319 builtin_d_type
->builtin_idouble
320 = arch_float_type (gdbarch
, gdbarch_double_bit (gdbarch
),
321 "idouble", gdbarch_double_format (gdbarch
));
322 builtin_d_type
->builtin_ireal
323 = arch_float_type (gdbarch
, gdbarch_long_double_bit (gdbarch
),
324 "ireal", gdbarch_long_double_format (gdbarch
));
325 builtin_d_type
->builtin_cfloat
326 = init_complex_type ("cfloat", builtin_d_type
->builtin_float
);
327 builtin_d_type
->builtin_cdouble
328 = init_complex_type ("cdouble", builtin_d_type
->builtin_double
);
329 builtin_d_type
->builtin_creal
330 = init_complex_type ("creal", builtin_d_type
->builtin_real
);
332 /* Character types. */
333 builtin_d_type
->builtin_char
334 = arch_character_type (gdbarch
, 8, 1, "char");
335 builtin_d_type
->builtin_wchar
336 = arch_character_type (gdbarch
, 16, 1, "wchar");
337 builtin_d_type
->builtin_dchar
338 = arch_character_type (gdbarch
, 32, 1, "dchar");
340 return builtin_d_type
;
343 static struct gdbarch_data
*d_type_data
;
345 /* Return the D type table for the specified architecture. */
347 const struct builtin_d_type
*
348 builtin_d_type (struct gdbarch
*gdbarch
)
350 return (const struct builtin_d_type
*) gdbarch_data (gdbarch
, d_type_data
);
353 void _initialize_d_language ();
355 _initialize_d_language ()
357 d_type_data
= gdbarch_data_register_post_init (build_d_types
);