Commit | Line | Data |
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c906108c | 1 | /* Java language support routines for GDB, the GNU debugger. |
b368761e | 2 | Copyright 1997, 1998, 1999, 2000, 2003, 2004 Free Software Foundation, Inc. |
c906108c | 3 | |
c5aa993b | 4 | This file is part of GDB. |
c906108c | 5 | |
c5aa993b JM |
6 | This program is free software; you can redistribute it and/or modify |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
c906108c | 10 | |
c5aa993b JM |
11 | This program is distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
c906108c | 15 | |
c5aa993b JM |
16 | You should have received a copy of the GNU General Public License |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 59 Temple Place - Suite 330, | |
19 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
20 | |
21 | #include "defs.h" | |
22 | #include "symtab.h" | |
23 | #include "gdbtypes.h" | |
24 | #include "expression.h" | |
25 | #include "parser-defs.h" | |
26 | #include "language.h" | |
27 | #include "gdbtypes.h" | |
28 | #include "symtab.h" | |
29 | #include "symfile.h" | |
30 | #include "objfiles.h" | |
31 | #include "gdb_string.h" | |
32 | #include "value.h" | |
33 | #include "c-lang.h" | |
34 | #include "jv-lang.h" | |
35 | #include "gdbcore.h" | |
fe898f56 | 36 | #include "block.h" |
9a3d7dfd | 37 | #include "demangle.h" |
de4f826b | 38 | #include "dictionary.h" |
c906108c SS |
39 | #include <ctype.h> |
40 | ||
41 | struct type *java_int_type; | |
42 | struct type *java_byte_type; | |
43 | struct type *java_short_type; | |
44 | struct type *java_long_type; | |
45 | struct type *java_boolean_type; | |
46 | struct type *java_char_type; | |
47 | struct type *java_float_type; | |
48 | struct type *java_double_type; | |
49 | struct type *java_void_type; | |
50 | ||
392a587b JM |
51 | /* Local functions */ |
52 | ||
a14ed312 | 53 | extern void _initialize_java_language (void); |
392a587b | 54 | |
a14ed312 KB |
55 | static int java_demangled_signature_length (char *); |
56 | static void java_demangled_signature_copy (char *, char *); | |
c906108c | 57 | |
a14ed312 | 58 | static struct symtab *get_java_class_symtab (void); |
75c9979e AC |
59 | static char *get_java_utf8_name (struct obstack *obstack, struct value *name); |
60 | static int java_class_is_primitive (struct value *clas); | |
75c9979e | 61 | static struct value *java_value_string (char *ptr, int len); |
392a587b | 62 | |
d9fcf2fb | 63 | static void java_emit_char (int c, struct ui_file * stream, int quoter); |
c906108c | 64 | |
31c27f77 JJ |
65 | static char *java_class_name_from_physname (const char *physname); |
66 | ||
c906108c SS |
67 | /* This objfile contains symtabs that have been dynamically created |
68 | to record dynamically loaded Java classes and dynamically | |
69 | compiled java methods. */ | |
70 | ||
71 | static struct objfile *dynamics_objfile = NULL; | |
72 | ||
75c9979e | 73 | static struct type *java_link_class_type (struct type *, struct value *); |
c906108c | 74 | |
eb9a305d DC |
75 | /* FIXME: carlton/2003-02-04: This is the main or only caller of |
76 | allocate_objfile with first argument NULL; as a result, this code | |
77 | breaks every so often. Somebody should write a test case that | |
78 | exercises GDB in various ways (e.g. something involving loading a | |
79 | dynamic library) after this code has been called. */ | |
80 | ||
c906108c | 81 | static struct objfile * |
fba45db2 | 82 | get_dynamics_objfile (void) |
c906108c SS |
83 | { |
84 | if (dynamics_objfile == NULL) | |
85 | { | |
2df3850c | 86 | dynamics_objfile = allocate_objfile (NULL, 0); |
c906108c SS |
87 | } |
88 | return dynamics_objfile; | |
89 | } | |
90 | ||
91 | #if 1 | |
92 | /* symtab contains classes read from the inferior. */ | |
93 | ||
94 | static struct symtab *class_symtab = NULL; | |
95 | ||
de4f826b | 96 | static void free_class_block (struct symtab *symtab); |
c906108c | 97 | |
392a587b | 98 | static struct symtab * |
fba45db2 | 99 | get_java_class_symtab (void) |
c906108c SS |
100 | { |
101 | if (class_symtab == NULL) | |
102 | { | |
c5aa993b | 103 | struct objfile *objfile = get_dynamics_objfile (); |
c906108c SS |
104 | struct blockvector *bv; |
105 | struct block *bl; | |
106 | class_symtab = allocate_symtab ("<java-classes>", objfile); | |
107 | class_symtab->language = language_java; | |
108 | bv = (struct blockvector *) | |
4a146b47 | 109 | obstack_alloc (&objfile->objfile_obstack, |
de4f826b | 110 | sizeof (struct blockvector) + sizeof (struct block *)); |
c906108c SS |
111 | BLOCKVECTOR_NBLOCKS (bv) = 1; |
112 | BLOCKVECTOR (class_symtab) = bv; | |
113 | ||
114 | /* Allocate dummy STATIC_BLOCK. */ | |
4a146b47 EZ |
115 | bl = allocate_block (&objfile->objfile_obstack); |
116 | BLOCK_DICT (bl) = dict_create_linear (&objfile->objfile_obstack, | |
de4f826b | 117 | NULL); |
c906108c SS |
118 | BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK) = bl; |
119 | ||
5c4e30ca | 120 | /* Allocate GLOBAL_BLOCK. */ |
4a146b47 | 121 | bl = allocate_block (&objfile->objfile_obstack); |
de4f826b | 122 | BLOCK_DICT (bl) = dict_create_hashed_expandable (); |
c906108c | 123 | BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK) = bl; |
de4f826b | 124 | class_symtab->free_func = free_class_block; |
c906108c SS |
125 | } |
126 | return class_symtab; | |
127 | } | |
128 | ||
129 | static void | |
fba45db2 | 130 | add_class_symtab_symbol (struct symbol *sym) |
c906108c SS |
131 | { |
132 | struct symtab *symtab = get_java_class_symtab (); | |
133 | struct blockvector *bv = BLOCKVECTOR (symtab); | |
de4f826b | 134 | dict_add_symbol (BLOCK_DICT (BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK)), sym); |
c906108c SS |
135 | } |
136 | ||
a14ed312 | 137 | static struct symbol *add_class_symbol (struct type *type, CORE_ADDR addr); |
c906108c SS |
138 | |
139 | static struct symbol * | |
fba45db2 | 140 | add_class_symbol (struct type *type, CORE_ADDR addr) |
c906108c SS |
141 | { |
142 | struct symbol *sym; | |
143 | sym = (struct symbol *) | |
4a146b47 | 144 | obstack_alloc (&dynamics_objfile->objfile_obstack, sizeof (struct symbol)); |
c906108c SS |
145 | memset (sym, 0, sizeof (struct symbol)); |
146 | SYMBOL_LANGUAGE (sym) = language_java; | |
22abf04a | 147 | DEPRECATED_SYMBOL_NAME (sym) = TYPE_TAG_NAME (type); |
c906108c | 148 | SYMBOL_CLASS (sym) = LOC_TYPEDEF; |
c5aa993b | 149 | /* SYMBOL_VALUE (sym) = valu; */ |
c906108c | 150 | SYMBOL_TYPE (sym) = type; |
176620f1 | 151 | SYMBOL_DOMAIN (sym) = STRUCT_DOMAIN; |
c906108c SS |
152 | SYMBOL_VALUE_ADDRESS (sym) = addr; |
153 | return sym; | |
154 | } | |
de4f826b DC |
155 | |
156 | /* Free the dynamic symbols block. */ | |
157 | static void | |
158 | free_class_block (struct symtab *symtab) | |
159 | { | |
160 | struct blockvector *bv = BLOCKVECTOR (symtab); | |
161 | struct block *bl = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK); | |
162 | ||
163 | dict_free (BLOCK_DICT (bl)); | |
164 | } | |
c906108c SS |
165 | #endif |
166 | ||
167 | struct type * | |
fba45db2 | 168 | java_lookup_class (char *name) |
c906108c SS |
169 | { |
170 | struct symbol *sym; | |
176620f1 | 171 | sym = lookup_symbol (name, expression_context_block, STRUCT_DOMAIN, |
c906108c SS |
172 | (int *) 0, (struct symtab **) NULL); |
173 | if (sym != NULL) | |
174 | return SYMBOL_TYPE (sym); | |
175 | #if 0 | |
176 | CORE_ADDR addr; | |
177 | if (called from parser) | |
178 | { | |
179 | call lookup_class (or similar) in inferior; | |
c5aa993b JM |
180 | if not |
181 | found: | |
c906108c SS |
182 | return NULL; |
183 | addr = found in inferior; | |
184 | } | |
185 | else | |
186 | addr = 0; | |
187 | struct type *type; | |
188 | type = alloc_type (objfile); | |
189 | TYPE_CODE (type) = TYPE_CODE_STRUCT; | |
190 | INIT_CPLUS_SPECIFIC (type); | |
b99607ea | 191 | TYPE_TAG_NAME (type) = obsavestring (name, strlen (name), &objfile->objfile_obstack); |
c906108c SS |
192 | TYPE_FLAGS (type) |= TYPE_FLAG_STUB; |
193 | TYPE ? = addr; | |
194 | return type; | |
195 | #else | |
196 | /* FIXME - should search inferior's symbol table. */ | |
197 | return NULL; | |
198 | #endif | |
199 | } | |
200 | ||
201 | /* Return a nul-terminated string (allocated on OBSTACK) for | |
202 | a name given by NAME (which has type Utf8Const*). */ | |
203 | ||
204 | char * | |
75c9979e | 205 | get_java_utf8_name (struct obstack *obstack, struct value *name) |
c906108c SS |
206 | { |
207 | char *chrs; | |
75c9979e | 208 | struct value *temp = name; |
c906108c SS |
209 | int name_length; |
210 | CORE_ADDR data_addr; | |
211 | temp = value_struct_elt (&temp, NULL, "length", NULL, "structure"); | |
212 | name_length = (int) value_as_long (temp); | |
213 | data_addr = VALUE_ADDRESS (temp) + VALUE_OFFSET (temp) | |
214 | + TYPE_LENGTH (VALUE_TYPE (temp)); | |
c5aa993b JM |
215 | chrs = obstack_alloc (obstack, name_length + 1); |
216 | chrs[name_length] = '\0'; | |
d4b2399a | 217 | read_memory (data_addr, chrs, name_length); |
c906108c SS |
218 | return chrs; |
219 | } | |
220 | ||
75c9979e AC |
221 | struct value * |
222 | java_class_from_object (struct value *obj_val) | |
c906108c SS |
223 | { |
224 | /* This is all rather inefficient, since the offsets of vtable and | |
225 | class are fixed. FIXME */ | |
75c9979e | 226 | struct value *vtable_val; |
c906108c SS |
227 | |
228 | if (TYPE_CODE (VALUE_TYPE (obj_val)) == TYPE_CODE_PTR | |
229 | && TYPE_LENGTH (TYPE_TARGET_TYPE (VALUE_TYPE (obj_val))) == 0) | |
230 | obj_val = value_at (get_java_object_type (), | |
00a4c844 | 231 | value_as_address (obj_val)); |
c906108c SS |
232 | |
233 | vtable_val = value_struct_elt (&obj_val, NULL, "vtable", NULL, "structure"); | |
234 | return value_struct_elt (&vtable_val, NULL, "class", NULL, "structure"); | |
235 | } | |
236 | ||
237 | /* Check if CLASS_IS_PRIMITIVE(value of clas): */ | |
392a587b | 238 | static int |
75c9979e | 239 | java_class_is_primitive (struct value *clas) |
c906108c | 240 | { |
75c9979e | 241 | struct value *vtable = value_struct_elt (&clas, NULL, "vtable", NULL, "struct"); |
1aa20aa8 | 242 | CORE_ADDR i = value_as_address (vtable); |
c906108c SS |
243 | return (int) (i & 0x7fffffff) == (int) 0x7fffffff; |
244 | } | |
245 | ||
246 | /* Read a GCJ Class object, and generated a gdb (TYPE_CODE_STRUCT) type. */ | |
247 | ||
248 | struct type * | |
75c9979e | 249 | type_from_class (struct value *clas) |
c906108c SS |
250 | { |
251 | struct type *type; | |
252 | char *name; | |
75c9979e | 253 | struct value *temp; |
c906108c | 254 | struct objfile *objfile; |
75c9979e | 255 | struct value *utf8_name; |
c906108c SS |
256 | char *nptr; |
257 | CORE_ADDR addr; | |
258 | struct block *bl; | |
de4f826b | 259 | struct dict_iterator iter; |
c906108c SS |
260 | int is_array = 0; |
261 | ||
262 | type = check_typedef (VALUE_TYPE (clas)); | |
263 | if (TYPE_CODE (type) == TYPE_CODE_PTR) | |
264 | { | |
265 | if (value_logical_not (clas)) | |
266 | return NULL; | |
267 | clas = value_ind (clas); | |
268 | } | |
269 | addr = VALUE_ADDRESS (clas) + VALUE_OFFSET (clas); | |
270 | ||
271 | #if 0 | |
272 | get_java_class_symtab (); | |
273 | bl = BLOCKVECTOR_BLOCK (BLOCKVECTOR (class_symtab), GLOBAL_BLOCK); | |
de4f826b | 274 | ALL_BLOCK_SYMBOLS (block, iter, sym) |
c906108c | 275 | { |
c906108c SS |
276 | if (SYMBOL_VALUE_ADDRESS (sym) == addr) |
277 | return SYMBOL_TYPE (sym); | |
278 | } | |
279 | #endif | |
280 | ||
c5aa993b | 281 | objfile = get_dynamics_objfile (); |
c906108c SS |
282 | if (java_class_is_primitive (clas)) |
283 | { | |
75c9979e | 284 | struct value *sig; |
c906108c SS |
285 | temp = clas; |
286 | sig = value_struct_elt (&temp, NULL, "method_count", NULL, "structure"); | |
287 | return java_primitive_type (value_as_long (sig)); | |
288 | } | |
289 | ||
290 | /* Get Class name. */ | |
291 | /* if clasloader non-null, prepend loader address. FIXME */ | |
292 | temp = clas; | |
293 | utf8_name = value_struct_elt (&temp, NULL, "name", NULL, "structure"); | |
b99607ea | 294 | name = get_java_utf8_name (&objfile->objfile_obstack, utf8_name); |
c5aa993b | 295 | for (nptr = name; *nptr != 0; nptr++) |
c906108c SS |
296 | { |
297 | if (*nptr == '/') | |
298 | *nptr = '.'; | |
299 | } | |
300 | ||
301 | type = java_lookup_class (name); | |
302 | if (type != NULL) | |
303 | return type; | |
304 | ||
305 | type = alloc_type (objfile); | |
306 | TYPE_CODE (type) = TYPE_CODE_STRUCT; | |
307 | INIT_CPLUS_SPECIFIC (type); | |
308 | ||
309 | if (name[0] == '[') | |
310 | { | |
311 | char *signature = name; | |
312 | int namelen = java_demangled_signature_length (signature); | |
313 | if (namelen > strlen (name)) | |
b99607ea | 314 | name = obstack_alloc (&objfile->objfile_obstack, namelen + 1); |
c906108c SS |
315 | java_demangled_signature_copy (name, signature); |
316 | name[namelen] = '\0'; | |
317 | is_array = 1; | |
318 | temp = clas; | |
319 | /* Set array element type. */ | |
320 | temp = value_struct_elt (&temp, NULL, "methods", NULL, "structure"); | |
321 | VALUE_TYPE (temp) = lookup_pointer_type (VALUE_TYPE (clas)); | |
322 | TYPE_TARGET_TYPE (type) = type_from_class (temp); | |
323 | } | |
324 | ||
325 | ALLOCATE_CPLUS_STRUCT_TYPE (type); | |
326 | TYPE_TAG_NAME (type) = name; | |
327 | ||
328 | add_class_symtab_symbol (add_class_symbol (type, addr)); | |
329 | return java_link_class_type (type, clas); | |
330 | } | |
331 | ||
c5aa993b | 332 | /* Fill in class TYPE with data from the CLAS value. */ |
c906108c SS |
333 | |
334 | struct type * | |
75c9979e | 335 | java_link_class_type (struct type *type, struct value *clas) |
c906108c | 336 | { |
75c9979e | 337 | struct value *temp; |
c906108c SS |
338 | char *unqualified_name; |
339 | char *name = TYPE_TAG_NAME (type); | |
340 | int ninterfaces, nfields, nmethods; | |
341 | int type_is_object = 0; | |
342 | struct fn_field *fn_fields; | |
343 | struct fn_fieldlist *fn_fieldlists; | |
75c9979e AC |
344 | struct value *fields; |
345 | struct value *methods; | |
c65ecaf3 AC |
346 | struct value *method = NULL; |
347 | struct value *field = NULL; | |
c906108c | 348 | int i, j; |
c5aa993b | 349 | struct objfile *objfile = get_dynamics_objfile (); |
c906108c SS |
350 | struct type *tsuper; |
351 | ||
352 | unqualified_name = strrchr (name, '.'); | |
353 | if (unqualified_name == NULL) | |
354 | unqualified_name = name; | |
355 | ||
356 | temp = clas; | |
357 | temp = value_struct_elt (&temp, NULL, "superclass", NULL, "structure"); | |
358 | if (name != NULL && strcmp (name, "java.lang.Object") == 0) | |
359 | { | |
360 | tsuper = get_java_object_type (); | |
361 | if (tsuper && TYPE_CODE (tsuper) == TYPE_CODE_PTR) | |
362 | tsuper = TYPE_TARGET_TYPE (tsuper); | |
363 | type_is_object = 1; | |
364 | } | |
365 | else | |
366 | tsuper = type_from_class (temp); | |
367 | ||
368 | #if 1 | |
369 | ninterfaces = 0; | |
370 | #else | |
371 | temp = clas; | |
372 | ninterfaces = value_as_long (value_struct_elt (&temp, NULL, "interface_len", NULL, "structure")); | |
373 | #endif | |
374 | TYPE_N_BASECLASSES (type) = (tsuper == NULL ? 0 : 1) + ninterfaces; | |
375 | temp = clas; | |
376 | nfields = value_as_long (value_struct_elt (&temp, NULL, "field_count", NULL, "structure")); | |
377 | nfields += TYPE_N_BASECLASSES (type); | |
c5aa993b | 378 | nfields++; /* Add one for dummy "class" field. */ |
c906108c SS |
379 | TYPE_NFIELDS (type) = nfields; |
380 | TYPE_FIELDS (type) = (struct field *) | |
381 | TYPE_ALLOC (type, sizeof (struct field) * nfields); | |
382 | ||
383 | memset (TYPE_FIELDS (type), 0, sizeof (struct field) * nfields); | |
384 | ||
385 | TYPE_FIELD_PRIVATE_BITS (type) = | |
386 | (B_TYPE *) TYPE_ALLOC (type, B_BYTES (nfields)); | |
387 | B_CLRALL (TYPE_FIELD_PRIVATE_BITS (type), nfields); | |
388 | ||
389 | TYPE_FIELD_PROTECTED_BITS (type) = | |
390 | (B_TYPE *) TYPE_ALLOC (type, B_BYTES (nfields)); | |
391 | B_CLRALL (TYPE_FIELD_PROTECTED_BITS (type), nfields); | |
392 | ||
393 | TYPE_FIELD_IGNORE_BITS (type) = | |
394 | (B_TYPE *) TYPE_ALLOC (type, B_BYTES (nfields)); | |
395 | B_CLRALL (TYPE_FIELD_IGNORE_BITS (type), nfields); | |
396 | ||
397 | TYPE_FIELD_VIRTUAL_BITS (type) = (B_TYPE *) | |
398 | TYPE_ALLOC (type, B_BYTES (TYPE_N_BASECLASSES (type))); | |
399 | B_CLRALL (TYPE_FIELD_VIRTUAL_BITS (type), TYPE_N_BASECLASSES (type)); | |
400 | ||
401 | if (tsuper != NULL) | |
402 | { | |
403 | TYPE_BASECLASS (type, 0) = tsuper; | |
404 | if (type_is_object) | |
405 | SET_TYPE_FIELD_PRIVATE (type, 0); | |
406 | } | |
407 | ||
408 | i = strlen (name); | |
c5aa993b | 409 | if (i > 2 && name[i - 1] == ']' && tsuper != NULL) |
c906108c SS |
410 | { |
411 | /* FIXME */ | |
c5aa993b | 412 | TYPE_LENGTH (type) = TYPE_LENGTH (tsuper) + 4; /* size with "length" */ |
c906108c SS |
413 | } |
414 | else | |
415 | { | |
416 | temp = clas; | |
417 | temp = value_struct_elt (&temp, NULL, "size_in_bytes", NULL, "structure"); | |
418 | TYPE_LENGTH (type) = value_as_long (temp); | |
419 | } | |
420 | ||
421 | fields = NULL; | |
c5aa993b | 422 | nfields--; /* First set up dummy "class" field. */ |
c906108c SS |
423 | SET_FIELD_PHYSADDR (TYPE_FIELD (type, nfields), |
424 | VALUE_ADDRESS (clas) + VALUE_OFFSET (clas)); | |
425 | TYPE_FIELD_NAME (type, nfields) = "class"; | |
426 | TYPE_FIELD_TYPE (type, nfields) = VALUE_TYPE (clas); | |
427 | SET_TYPE_FIELD_PRIVATE (type, nfields); | |
c5aa993b JM |
428 | |
429 | for (i = TYPE_N_BASECLASSES (type); i < nfields; i++) | |
c906108c SS |
430 | { |
431 | int accflags; | |
432 | int boffset; | |
433 | if (fields == NULL) | |
434 | { | |
435 | temp = clas; | |
436 | fields = value_struct_elt (&temp, NULL, "fields", NULL, "structure"); | |
437 | field = value_ind (fields); | |
438 | } | |
439 | else | |
c5aa993b | 440 | { /* Re-use field value for next field. */ |
c906108c SS |
441 | VALUE_ADDRESS (field) += TYPE_LENGTH (VALUE_TYPE (field)); |
442 | VALUE_LAZY (field) = 1; | |
443 | } | |
444 | temp = field; | |
445 | temp = value_struct_elt (&temp, NULL, "name", NULL, "structure"); | |
446 | TYPE_FIELD_NAME (type, i) = | |
b99607ea | 447 | get_java_utf8_name (&objfile->objfile_obstack, temp); |
c906108c SS |
448 | temp = field; |
449 | accflags = value_as_long (value_struct_elt (&temp, NULL, "accflags", | |
450 | NULL, "structure")); | |
451 | temp = field; | |
452 | temp = value_struct_elt (&temp, NULL, "info", NULL, "structure"); | |
453 | boffset = value_as_long (value_struct_elt (&temp, NULL, "boffset", | |
c5aa993b JM |
454 | NULL, "structure")); |
455 | if (accflags & 0x0001) /* public access */ | |
c906108c SS |
456 | { |
457 | /* ??? */ | |
458 | } | |
c5aa993b | 459 | if (accflags & 0x0002) /* private access */ |
c906108c SS |
460 | { |
461 | SET_TYPE_FIELD_PRIVATE (type, i); | |
462 | } | |
c5aa993b | 463 | if (accflags & 0x0004) /* protected access */ |
c906108c SS |
464 | { |
465 | SET_TYPE_FIELD_PROTECTED (type, i); | |
466 | } | |
c5aa993b JM |
467 | if (accflags & 0x0008) /* ACC_STATIC */ |
468 | SET_FIELD_PHYSADDR (TYPE_FIELD (type, i), boffset); | |
c906108c SS |
469 | else |
470 | TYPE_FIELD_BITPOS (type, i) = 8 * boffset; | |
c5aa993b | 471 | if (accflags & 0x8000) /* FIELD_UNRESOLVED_FLAG */ |
c906108c | 472 | { |
c5aa993b | 473 | TYPE_FIELD_TYPE (type, i) = get_java_object_type (); /* FIXME */ |
c906108c SS |
474 | } |
475 | else | |
476 | { | |
477 | struct type *ftype; | |
478 | temp = field; | |
479 | temp = value_struct_elt (&temp, NULL, "type", NULL, "structure"); | |
480 | ftype = type_from_class (temp); | |
481 | if (TYPE_CODE (ftype) == TYPE_CODE_STRUCT) | |
482 | ftype = lookup_pointer_type (ftype); | |
483 | TYPE_FIELD_TYPE (type, i) = ftype; | |
484 | } | |
485 | } | |
486 | ||
487 | temp = clas; | |
488 | nmethods = value_as_long (value_struct_elt (&temp, NULL, "method_count", | |
489 | NULL, "structure")); | |
490 | TYPE_NFN_FIELDS_TOTAL (type) = nmethods; | |
491 | j = nmethods * sizeof (struct fn_field); | |
c5aa993b | 492 | fn_fields = (struct fn_field *) |
4a146b47 | 493 | obstack_alloc (&dynamics_objfile->objfile_obstack, j); |
c906108c | 494 | memset (fn_fields, 0, j); |
c5aa993b | 495 | fn_fieldlists = (struct fn_fieldlist *) |
c906108c SS |
496 | alloca (nmethods * sizeof (struct fn_fieldlist)); |
497 | ||
498 | methods = NULL; | |
c5aa993b | 499 | for (i = 0; i < nmethods; i++) |
c906108c SS |
500 | { |
501 | char *mname; | |
502 | int k; | |
503 | if (methods == NULL) | |
504 | { | |
505 | temp = clas; | |
506 | methods = value_struct_elt (&temp, NULL, "methods", NULL, "structure"); | |
507 | method = value_ind (methods); | |
508 | } | |
509 | else | |
c5aa993b | 510 | { /* Re-use method value for next method. */ |
c906108c SS |
511 | VALUE_ADDRESS (method) += TYPE_LENGTH (VALUE_TYPE (method)); |
512 | VALUE_LAZY (method) = 1; | |
513 | } | |
514 | ||
515 | /* Get method name. */ | |
516 | temp = method; | |
517 | temp = value_struct_elt (&temp, NULL, "name", NULL, "structure"); | |
b99607ea | 518 | mname = get_java_utf8_name (&objfile->objfile_obstack, temp); |
c906108c SS |
519 | if (strcmp (mname, "<init>") == 0) |
520 | mname = unqualified_name; | |
521 | ||
522 | /* Check for an existing method with the same name. | |
523 | * This makes building the fn_fieldslists an O(nmethods**2) | |
524 | * operation. That could be using hashing, but I doubt it | |
525 | * is worth it. Note that we do maintain the order of methods | |
526 | * in the inferior's Method table (as long as that is grouped | |
527 | * by method name), which I think is desirable. --PB */ | |
c5aa993b | 528 | for (k = 0, j = TYPE_NFN_FIELDS (type);;) |
c906108c SS |
529 | { |
530 | if (--j < 0) | |
c5aa993b JM |
531 | { /* No match - new method name. */ |
532 | j = TYPE_NFN_FIELDS (type)++; | |
c906108c SS |
533 | fn_fieldlists[j].name = mname; |
534 | fn_fieldlists[j].length = 1; | |
535 | fn_fieldlists[j].fn_fields = &fn_fields[i]; | |
536 | k = i; | |
537 | break; | |
538 | } | |
539 | if (strcmp (mname, fn_fieldlists[j].name) == 0) | |
c5aa993b | 540 | { /* Found an existing method with the same name. */ |
c906108c SS |
541 | int l; |
542 | if (mname != unqualified_name) | |
b99607ea | 543 | obstack_free (&objfile->objfile_obstack, mname); |
c906108c SS |
544 | mname = fn_fieldlists[j].name; |
545 | fn_fieldlists[j].length++; | |
c5aa993b | 546 | k = i - k; /* Index of new slot. */ |
c906108c | 547 | /* Shift intervening fn_fields (between k and i) down. */ |
c5aa993b JM |
548 | for (l = i; l > k; l--) |
549 | fn_fields[l] = fn_fields[l - 1]; | |
550 | for (l = TYPE_NFN_FIELDS (type); --l > j;) | |
c906108c SS |
551 | fn_fieldlists[l].fn_fields++; |
552 | break; | |
553 | } | |
554 | k += fn_fieldlists[j].length; | |
555 | } | |
556 | fn_fields[k].physname = ""; | |
557 | fn_fields[k].is_stub = 1; | |
c5aa993b | 558 | fn_fields[k].type = make_function_type (java_void_type, NULL); /* FIXME */ |
c906108c SS |
559 | TYPE_CODE (fn_fields[k].type) = TYPE_CODE_METHOD; |
560 | } | |
561 | ||
c5aa993b JM |
562 | j = TYPE_NFN_FIELDS (type) * sizeof (struct fn_fieldlist); |
563 | TYPE_FN_FIELDLISTS (type) = (struct fn_fieldlist *) | |
4a146b47 | 564 | obstack_alloc (&dynamics_objfile->objfile_obstack, j); |
c906108c | 565 | memcpy (TYPE_FN_FIELDLISTS (type), fn_fieldlists, j); |
c5aa993b | 566 | |
c906108c SS |
567 | return type; |
568 | } | |
569 | ||
570 | static struct type *java_object_type; | |
571 | ||
572 | struct type * | |
fba45db2 | 573 | get_java_object_type (void) |
c906108c SS |
574 | { |
575 | if (java_object_type == NULL) | |
576 | { | |
577 | struct symbol *sym; | |
176620f1 | 578 | sym = lookup_symbol ("java.lang.Object", NULL, STRUCT_DOMAIN, |
c906108c SS |
579 | (int *) 0, (struct symtab **) NULL); |
580 | if (sym == NULL) | |
581 | error ("cannot find java.lang.Object"); | |
582 | java_object_type = SYMBOL_TYPE (sym); | |
583 | } | |
584 | return java_object_type; | |
585 | } | |
586 | ||
587 | int | |
fba45db2 | 588 | get_java_object_header_size (void) |
c906108c SS |
589 | { |
590 | struct type *objtype = get_java_object_type (); | |
591 | if (objtype == NULL) | |
592 | return (2 * TARGET_PTR_BIT / TARGET_CHAR_BIT); | |
593 | else | |
594 | return TYPE_LENGTH (objtype); | |
595 | } | |
596 | ||
597 | int | |
fba45db2 | 598 | is_object_type (struct type *type) |
c906108c SS |
599 | { |
600 | CHECK_TYPEDEF (type); | |
601 | if (TYPE_CODE (type) == TYPE_CODE_PTR) | |
602 | { | |
603 | struct type *ttype = check_typedef (TYPE_TARGET_TYPE (type)); | |
604 | char *name; | |
605 | if (TYPE_CODE (ttype) != TYPE_CODE_STRUCT) | |
606 | return 0; | |
607 | while (TYPE_N_BASECLASSES (ttype) > 0) | |
608 | ttype = TYPE_BASECLASS (ttype, 0); | |
609 | name = TYPE_TAG_NAME (ttype); | |
610 | if (name != NULL && strcmp (name, "java.lang.Object") == 0) | |
611 | return 1; | |
c5aa993b | 612 | name = TYPE_NFIELDS (ttype) > 0 ? TYPE_FIELD_NAME (ttype, 0) : (char *) 0; |
c906108c SS |
613 | if (name != NULL && strcmp (name, "vtable") == 0) |
614 | { | |
615 | if (java_object_type == NULL) | |
616 | java_object_type = type; | |
617 | return 1; | |
618 | } | |
619 | } | |
620 | return 0; | |
621 | } | |
622 | ||
623 | struct type * | |
fba45db2 | 624 | java_primitive_type (int signature) |
c906108c SS |
625 | { |
626 | switch (signature) | |
627 | { | |
c5aa993b JM |
628 | case 'B': |
629 | return java_byte_type; | |
630 | case 'S': | |
631 | return java_short_type; | |
632 | case 'I': | |
633 | return java_int_type; | |
634 | case 'J': | |
635 | return java_long_type; | |
636 | case 'Z': | |
637 | return java_boolean_type; | |
638 | case 'C': | |
639 | return java_char_type; | |
640 | case 'F': | |
641 | return java_float_type; | |
642 | case 'D': | |
643 | return java_double_type; | |
644 | case 'V': | |
645 | return java_void_type; | |
c906108c SS |
646 | } |
647 | error ("unknown signature '%c' for primitive type", (char) signature); | |
648 | } | |
649 | ||
650 | /* If name[0 .. namelen-1] is the name of a primitive Java type, | |
651 | return that type. Otherwise, return NULL. */ | |
652 | ||
653 | struct type * | |
fba45db2 | 654 | java_primitive_type_from_name (char *name, int namelen) |
c906108c SS |
655 | { |
656 | switch (name[0]) | |
657 | { | |
658 | case 'b': | |
659 | if (namelen == 4 && memcmp (name, "byte", 4) == 0) | |
660 | return java_byte_type; | |
661 | if (namelen == 7 && memcmp (name, "boolean", 7) == 0) | |
662 | return java_boolean_type; | |
663 | break; | |
664 | case 'c': | |
665 | if (namelen == 4 && memcmp (name, "char", 4) == 0) | |
666 | return java_char_type; | |
667 | case 'd': | |
668 | if (namelen == 6 && memcmp (name, "double", 6) == 0) | |
669 | return java_double_type; | |
670 | break; | |
671 | case 'f': | |
672 | if (namelen == 5 && memcmp (name, "float", 5) == 0) | |
673 | return java_float_type; | |
674 | break; | |
675 | case 'i': | |
676 | if (namelen == 3 && memcmp (name, "int", 3) == 0) | |
677 | return java_int_type; | |
678 | break; | |
679 | case 'l': | |
680 | if (namelen == 4 && memcmp (name, "long", 4) == 0) | |
681 | return java_long_type; | |
682 | break; | |
683 | case 's': | |
684 | if (namelen == 5 && memcmp (name, "short", 5) == 0) | |
685 | return java_short_type; | |
686 | break; | |
687 | case 'v': | |
688 | if (namelen == 4 && memcmp (name, "void", 4) == 0) | |
689 | return java_void_type; | |
690 | break; | |
691 | } | |
692 | return NULL; | |
693 | } | |
694 | ||
695 | /* Return the length (in bytes) of demangled name of the Java type | |
696 | signature string SIGNATURE. */ | |
697 | ||
698 | static int | |
fba45db2 | 699 | java_demangled_signature_length (char *signature) |
c906108c SS |
700 | { |
701 | int array = 0; | |
c5aa993b JM |
702 | for (; *signature == '['; signature++) |
703 | array += 2; /* Two chars for "[]". */ | |
c906108c SS |
704 | switch (signature[0]) |
705 | { | |
706 | case 'L': | |
707 | /* Subtract 2 for 'L' and ';'. */ | |
708 | return strlen (signature) - 2 + array; | |
709 | default: | |
710 | return strlen (TYPE_NAME (java_primitive_type (signature[0]))) + array; | |
711 | } | |
712 | } | |
713 | ||
714 | /* Demangle the Java type signature SIGNATURE, leaving the result in RESULT. */ | |
715 | ||
716 | static void | |
fba45db2 | 717 | java_demangled_signature_copy (char *result, char *signature) |
c906108c SS |
718 | { |
719 | int array = 0; | |
720 | char *ptr; | |
721 | int i; | |
722 | while (*signature == '[') | |
723 | { | |
724 | array++; | |
725 | signature++; | |
726 | } | |
727 | switch (signature[0]) | |
728 | { | |
729 | case 'L': | |
730 | /* Subtract 2 for 'L' and ';', but add 1 for final nul. */ | |
731 | signature++; | |
732 | ptr = result; | |
c5aa993b | 733 | for (; *signature != ';' && *signature != '\0'; signature++) |
c906108c SS |
734 | { |
735 | if (*signature == '/') | |
736 | *ptr++ = '.'; | |
737 | else | |
738 | *ptr++ = *signature; | |
739 | } | |
740 | break; | |
741 | default: | |
742 | ptr = TYPE_NAME (java_primitive_type (signature[0])); | |
743 | i = strlen (ptr); | |
744 | strcpy (result, ptr); | |
745 | ptr = result + i; | |
746 | break; | |
747 | } | |
748 | while (--array >= 0) | |
749 | { | |
750 | *ptr++ = '['; | |
751 | *ptr++ = ']'; | |
752 | } | |
753 | } | |
754 | ||
755 | /* Return the demangled name of the Java type signature string SIGNATURE, | |
756 | as a freshly allocated copy. */ | |
757 | ||
758 | char * | |
fba45db2 | 759 | java_demangle_type_signature (char *signature) |
c906108c SS |
760 | { |
761 | int length = java_demangled_signature_length (signature); | |
762 | char *result = xmalloc (length + 1); | |
763 | java_demangled_signature_copy (result, signature); | |
764 | result[length] = '\0'; | |
765 | return result; | |
766 | } | |
767 | ||
c906108c SS |
768 | /* Return the type of TYPE followed by DIMS pairs of [ ]. |
769 | If DIMS == 0, TYPE is returned. */ | |
770 | ||
771 | struct type * | |
fba45db2 | 772 | java_array_type (struct type *type, int dims) |
c906108c SS |
773 | { |
774 | struct type *range_type; | |
775 | ||
776 | while (dims-- > 0) | |
777 | { | |
778 | range_type = create_range_type (NULL, builtin_type_int, 0, 0); | |
779 | /* FIXME This is bogus! Java arrays are not gdb arrays! */ | |
780 | type = create_array_type (NULL, type, range_type); | |
781 | } | |
782 | ||
783 | return type; | |
784 | } | |
785 | ||
786 | /* Create a Java string in the inferior from a (Utf8) literal. */ | |
787 | ||
75c9979e | 788 | static struct value * |
fba45db2 | 789 | java_value_string (char *ptr, int len) |
c906108c | 790 | { |
c5aa993b | 791 | error ("not implemented - java_value_string"); /* FIXME */ |
c906108c SS |
792 | } |
793 | ||
794 | /* Print the character C on STREAM as part of the contents of a literal | |
795 | string whose delimiter is QUOTER. Note that that format for printing | |
796 | characters and strings is language specific. */ | |
797 | ||
798 | static void | |
fba45db2 | 799 | java_emit_char (int c, struct ui_file *stream, int quoter) |
c906108c SS |
800 | { |
801 | switch (c) | |
802 | { | |
803 | case '\\': | |
804 | case '\'': | |
805 | fprintf_filtered (stream, "\\%c", c); | |
806 | break; | |
807 | case '\b': | |
808 | fputs_filtered ("\\b", stream); | |
809 | break; | |
810 | case '\t': | |
811 | fputs_filtered ("\\t", stream); | |
812 | break; | |
813 | case '\n': | |
814 | fputs_filtered ("\\n", stream); | |
815 | break; | |
816 | case '\f': | |
817 | fputs_filtered ("\\f", stream); | |
818 | break; | |
819 | case '\r': | |
820 | fputs_filtered ("\\r", stream); | |
821 | break; | |
822 | default: | |
823 | if (isprint (c)) | |
824 | fputc_filtered (c, stream); | |
825 | else | |
826 | fprintf_filtered (stream, "\\u%.4x", (unsigned int) c); | |
827 | break; | |
828 | } | |
829 | } | |
830 | ||
75c9979e | 831 | static struct value * |
f86f5ca3 PH |
832 | evaluate_subexp_java (struct type *expect_type, struct expression *exp, |
833 | int *pos, enum noside noside) | |
c906108c SS |
834 | { |
835 | int pc = *pos; | |
836 | int i; | |
837 | char *name; | |
838 | enum exp_opcode op = exp->elts[*pos].opcode; | |
75c9979e AC |
839 | struct value *arg1; |
840 | struct value *arg2; | |
c906108c SS |
841 | struct type *type; |
842 | switch (op) | |
843 | { | |
844 | case UNOP_IND: | |
845 | if (noside == EVAL_SKIP) | |
846 | goto standard; | |
847 | (*pos)++; | |
848 | arg1 = evaluate_subexp_java (NULL_TYPE, exp, pos, EVAL_NORMAL); | |
849 | if (is_object_type (VALUE_TYPE (arg1))) | |
850 | { | |
851 | struct type *type; | |
852 | ||
853 | type = type_from_class (java_class_from_object (arg1)); | |
854 | arg1 = value_cast (lookup_pointer_type (type), arg1); | |
855 | } | |
856 | if (noside == EVAL_SKIP) | |
857 | goto nosideret; | |
858 | return value_ind (arg1); | |
859 | ||
860 | case BINOP_SUBSCRIPT: | |
861 | (*pos)++; | |
862 | arg1 = evaluate_subexp_with_coercion (exp, pos, noside); | |
863 | arg2 = evaluate_subexp_with_coercion (exp, pos, noside); | |
864 | if (noside == EVAL_SKIP) | |
865 | goto nosideret; | |
866 | /* If the user attempts to subscript something that is not an | |
c5aa993b JM |
867 | array or pointer type (like a plain int variable for example), |
868 | then report this as an error. */ | |
869 | ||
994b9211 | 870 | arg1 = coerce_ref (arg1); |
c906108c SS |
871 | type = check_typedef (VALUE_TYPE (arg1)); |
872 | if (TYPE_CODE (type) == TYPE_CODE_PTR) | |
873 | type = check_typedef (TYPE_TARGET_TYPE (type)); | |
874 | name = TYPE_NAME (type); | |
875 | if (name == NULL) | |
876 | name = TYPE_TAG_NAME (type); | |
877 | i = name == NULL ? 0 : strlen (name); | |
878 | if (TYPE_CODE (type) == TYPE_CODE_STRUCT | |
c5aa993b | 879 | && i > 2 && name[i - 1] == ']') |
c906108c SS |
880 | { |
881 | CORE_ADDR address; | |
882 | long length, index; | |
883 | struct type *el_type; | |
884 | char buf4[4]; | |
885 | ||
75c9979e AC |
886 | struct value *clas = java_class_from_object (arg1); |
887 | struct value *temp = clas; | |
c906108c SS |
888 | /* Get CLASS_ELEMENT_TYPE of the array type. */ |
889 | temp = value_struct_elt (&temp, NULL, "methods", | |
c5aa993b | 890 | NULL, "structure"); |
c906108c SS |
891 | VALUE_TYPE (temp) = VALUE_TYPE (clas); |
892 | el_type = type_from_class (temp); | |
893 | if (TYPE_CODE (el_type) == TYPE_CODE_STRUCT) | |
894 | el_type = lookup_pointer_type (el_type); | |
895 | ||
896 | if (noside == EVAL_AVOID_SIDE_EFFECTS) | |
897 | return value_zero (el_type, VALUE_LVAL (arg1)); | |
1aa20aa8 | 898 | address = value_as_address (arg1); |
c906108c SS |
899 | address += JAVA_OBJECT_SIZE; |
900 | read_memory (address, buf4, 4); | |
901 | length = (long) extract_signed_integer (buf4, 4); | |
902 | index = (long) value_as_long (arg2); | |
903 | if (index >= length || index < 0) | |
904 | error ("array index (%ld) out of bounds (length: %ld)", | |
905 | index, length); | |
906 | address = (address + 4) + index * TYPE_LENGTH (el_type); | |
00a4c844 | 907 | return value_at (el_type, address); |
c906108c SS |
908 | } |
909 | else if (TYPE_CODE (type) == TYPE_CODE_ARRAY) | |
910 | { | |
911 | if (noside == EVAL_AVOID_SIDE_EFFECTS) | |
912 | return value_zero (TYPE_TARGET_TYPE (type), VALUE_LVAL (arg1)); | |
913 | else | |
914 | return value_subscript (arg1, arg2); | |
915 | } | |
916 | if (name) | |
917 | error ("cannot subscript something of type `%s'", name); | |
918 | else | |
919 | error ("cannot subscript requested type"); | |
920 | ||
921 | case OP_STRING: | |
922 | (*pos)++; | |
923 | i = longest_to_int (exp->elts[pc + 1].longconst); | |
924 | (*pos) += 3 + BYTES_TO_EXP_ELEM (i + 1); | |
925 | if (noside == EVAL_SKIP) | |
926 | goto nosideret; | |
927 | return java_value_string (&exp->elts[pc + 2].string, i); | |
928 | ||
929 | case STRUCTOP_STRUCT: | |
930 | arg1 = evaluate_subexp_standard (expect_type, exp, pos, noside); | |
931 | /* Convert object field (such as TYPE.class) to reference. */ | |
932 | if (TYPE_CODE (VALUE_TYPE (arg1)) == TYPE_CODE_STRUCT) | |
933 | arg1 = value_addr (arg1); | |
934 | return arg1; | |
935 | default: | |
936 | break; | |
937 | } | |
938 | standard: | |
939 | return evaluate_subexp_standard (expect_type, exp, pos, noside); | |
c5aa993b | 940 | nosideret: |
c906108c SS |
941 | return value_from_longest (builtin_type_long, (LONGEST) 1); |
942 | } | |
943 | ||
944 | static struct type * | |
fba45db2 | 945 | java_create_fundamental_type (struct objfile *objfile, int typeid) |
c906108c SS |
946 | { |
947 | switch (typeid) | |
948 | { | |
c5aa993b JM |
949 | case FT_VOID: |
950 | return java_void_type; | |
951 | case FT_BOOLEAN: | |
952 | return java_boolean_type; | |
953 | case FT_CHAR: | |
954 | return java_char_type; | |
955 | case FT_FLOAT: | |
956 | return java_float_type; | |
957 | case FT_DBL_PREC_FLOAT: | |
958 | return java_double_type; | |
959 | case FT_BYTE: | |
960 | case FT_SIGNED_CHAR: | |
961 | return java_byte_type; | |
962 | case FT_SHORT: | |
963 | case FT_SIGNED_SHORT: | |
964 | return java_short_type; | |
965 | case FT_INTEGER: | |
966 | case FT_SIGNED_INTEGER: | |
967 | return java_int_type; | |
968 | case FT_LONG: | |
969 | case FT_SIGNED_LONG: | |
970 | return java_long_type; | |
c906108c SS |
971 | } |
972 | return c_create_fundamental_type (objfile, typeid); | |
973 | } | |
974 | ||
9a3d7dfd AF |
975 | static char *java_demangle (const char *mangled, int options) |
976 | { | |
977 | return cplus_demangle (mangled, options | DMGL_JAVA); | |
978 | } | |
979 | ||
31c27f77 JJ |
980 | /* Find the member function name of the demangled name NAME. NAME |
981 | must be a method name including arguments, in order to correctly | |
982 | locate the last component. | |
983 | ||
984 | This function return a pointer to the first dot before the | |
985 | member function name, or NULL if the name was not of the | |
986 | expected form. */ | |
987 | ||
988 | static const char * | |
989 | java_find_last_component (const char *name) | |
990 | { | |
991 | const char *p; | |
992 | ||
993 | /* Find argument list. */ | |
994 | p = strchr (name, '('); | |
995 | ||
996 | if (p == NULL) | |
997 | return NULL; | |
998 | ||
999 | /* Back up and find first dot prior to argument list. */ | |
1000 | while (p > name && *p != '.') | |
1001 | p--; | |
1002 | ||
1003 | if (p == name) | |
1004 | return NULL; | |
1005 | ||
1006 | return p; | |
1007 | } | |
1008 | ||
1009 | /* Return the name of the class containing method PHYSNAME. */ | |
1010 | ||
1011 | static char * | |
1012 | java_class_name_from_physname (const char *physname) | |
1013 | { | |
1014 | char *ret = NULL; | |
1015 | const char *end; | |
1016 | int depth = 0; | |
1017 | char *demangled_name = java_demangle (physname, DMGL_PARAMS | DMGL_ANSI); | |
1018 | ||
1019 | if (demangled_name == NULL) | |
1020 | return NULL; | |
1021 | ||
1022 | end = java_find_last_component (demangled_name); | |
1023 | if (end != NULL) | |
1024 | { | |
1025 | ret = xmalloc (end - demangled_name + 1); | |
1026 | memcpy (ret, demangled_name, end - demangled_name); | |
1027 | ret[end - demangled_name] = '\0'; | |
1028 | } | |
1029 | ||
1030 | xfree (demangled_name); | |
1031 | return ret; | |
1032 | } | |
9a3d7dfd | 1033 | |
c906108c SS |
1034 | /* Table mapping opcodes into strings for printing operators |
1035 | and precedences of the operators. */ | |
1036 | ||
1037 | const struct op_print java_op_print_tab[] = | |
c5aa993b JM |
1038 | { |
1039 | {",", BINOP_COMMA, PREC_COMMA, 0}, | |
1040 | {"=", BINOP_ASSIGN, PREC_ASSIGN, 1}, | |
1041 | {"||", BINOP_LOGICAL_OR, PREC_LOGICAL_OR, 0}, | |
1042 | {"&&", BINOP_LOGICAL_AND, PREC_LOGICAL_AND, 0}, | |
1043 | {"|", BINOP_BITWISE_IOR, PREC_BITWISE_IOR, 0}, | |
1044 | {"^", BINOP_BITWISE_XOR, PREC_BITWISE_XOR, 0}, | |
1045 | {"&", BINOP_BITWISE_AND, PREC_BITWISE_AND, 0}, | |
1046 | {"==", BINOP_EQUAL, PREC_EQUAL, 0}, | |
1047 | {"!=", BINOP_NOTEQUAL, PREC_EQUAL, 0}, | |
1048 | {"<=", BINOP_LEQ, PREC_ORDER, 0}, | |
1049 | {">=", BINOP_GEQ, PREC_ORDER, 0}, | |
1050 | {">", BINOP_GTR, PREC_ORDER, 0}, | |
1051 | {"<", BINOP_LESS, PREC_ORDER, 0}, | |
1052 | {">>", BINOP_RSH, PREC_SHIFT, 0}, | |
1053 | {"<<", BINOP_LSH, PREC_SHIFT, 0}, | |
c906108c | 1054 | #if 0 |
c5aa993b | 1055 | {">>>", BINOP_ ? ? ?, PREC_SHIFT, 0}, |
c906108c | 1056 | #endif |
c5aa993b JM |
1057 | {"+", BINOP_ADD, PREC_ADD, 0}, |
1058 | {"-", BINOP_SUB, PREC_ADD, 0}, | |
1059 | {"*", BINOP_MUL, PREC_MUL, 0}, | |
1060 | {"/", BINOP_DIV, PREC_MUL, 0}, | |
1061 | {"%", BINOP_REM, PREC_MUL, 0}, | |
1062 | {"-", UNOP_NEG, PREC_PREFIX, 0}, | |
1063 | {"!", UNOP_LOGICAL_NOT, PREC_PREFIX, 0}, | |
1064 | {"~", UNOP_COMPLEMENT, PREC_PREFIX, 0}, | |
1065 | {"*", UNOP_IND, PREC_PREFIX, 0}, | |
c906108c | 1066 | #if 0 |
c5aa993b | 1067 | {"instanceof", ? ? ?, ? ? ?, 0}, |
c906108c | 1068 | #endif |
c5aa993b JM |
1069 | {"++", UNOP_PREINCREMENT, PREC_PREFIX, 0}, |
1070 | {"--", UNOP_PREDECREMENT, PREC_PREFIX, 0}, | |
1071 | {NULL, 0, 0, 0} | |
c906108c SS |
1072 | }; |
1073 | ||
5f9769d1 PH |
1074 | const struct exp_descriptor exp_descriptor_java = |
1075 | { | |
1076 | print_subexp_standard, | |
1077 | operator_length_standard, | |
1078 | op_name_standard, | |
1079 | dump_subexp_body_standard, | |
1080 | evaluate_subexp_java | |
1081 | }; | |
1082 | ||
c5aa993b JM |
1083 | const struct language_defn java_language_defn = |
1084 | { | |
1085 | "java", /* Language name */ | |
c906108c | 1086 | language_java, |
e9667a65 | 1087 | NULL, |
c906108c SS |
1088 | range_check_off, |
1089 | type_check_off, | |
63872f9d | 1090 | case_sensitive_on, |
7ca2d3a3 | 1091 | array_row_major, |
5f9769d1 | 1092 | &exp_descriptor_java, |
c906108c SS |
1093 | java_parse, |
1094 | java_error, | |
e85c3284 | 1095 | null_post_parser, |
c906108c SS |
1096 | c_printchar, /* Print a character constant */ |
1097 | c_printstr, /* Function to print string constant */ | |
1098 | java_emit_char, /* Function to print a single character */ | |
1099 | java_create_fundamental_type, /* Create fundamental type in this language */ | |
1100 | java_print_type, /* Print a type using appropriate syntax */ | |
1101 | java_val_print, /* Print a value using appropriate syntax */ | |
1102 | java_value_print, /* Print a top-level value */ | |
f636b87d | 1103 | NULL, /* Language specific skip_trampoline */ |
5f9a71c3 DC |
1104 | value_of_this, /* value_of_this */ |
1105 | basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */ | |
b368761e | 1106 | basic_lookup_transparent_type,/* lookup_transparent_type */ |
9a3d7dfd | 1107 | java_demangle, /* Language specific symbol demangler */ |
31c27f77 | 1108 | java_class_name_from_physname,/* Language specific class name */ |
c906108c SS |
1109 | java_op_print_tab, /* expression operators for printing */ |
1110 | 0, /* not c-style arrays */ | |
1111 | 0, /* String lower bound */ | |
e9667a65 | 1112 | NULL, |
6084f43a | 1113 | default_word_break_characters, |
e9667a65 | 1114 | c_language_arch_info, |
c906108c SS |
1115 | LANG_MAGIC |
1116 | }; | |
1117 | ||
1118 | void | |
fba45db2 | 1119 | _initialize_java_language (void) |
c906108c SS |
1120 | { |
1121 | ||
c5aa993b JM |
1122 | java_int_type = init_type (TYPE_CODE_INT, 4, 0, "int", NULL); |
1123 | java_short_type = init_type (TYPE_CODE_INT, 2, 0, "short", NULL); | |
1124 | java_long_type = init_type (TYPE_CODE_INT, 8, 0, "long", NULL); | |
1125 | java_byte_type = init_type (TYPE_CODE_INT, 1, 0, "byte", NULL); | |
1126 | java_boolean_type = init_type (TYPE_CODE_BOOL, 1, 0, "boolean", NULL); | |
1127 | java_char_type = init_type (TYPE_CODE_CHAR, 2, TYPE_FLAG_UNSIGNED, "char", NULL); | |
1128 | java_float_type = init_type (TYPE_CODE_FLT, 4, 0, "float", NULL); | |
1129 | java_double_type = init_type (TYPE_CODE_FLT, 8, 0, "double", NULL); | |
1130 | java_void_type = init_type (TYPE_CODE_VOID, 1, 0, "void", NULL); | |
c906108c SS |
1131 | |
1132 | add_language (&java_language_defn); | |
1133 | } | |
1134 | ||
1135 | /* Cleanup code that should be run on every "run". | |
1136 | We should use make_run_cleanup to have this be called. | |
1137 | But will that mess up values in value histry? FIXME */ | |
1138 | ||
a14ed312 | 1139 | extern void java_rerun_cleanup (void); |
392a587b | 1140 | void |
fba45db2 | 1141 | java_rerun_cleanup (void) |
c906108c SS |
1142 | { |
1143 | if (class_symtab != NULL) | |
1144 | { | |
c5aa993b | 1145 | free_symtab (class_symtab); /* ??? */ |
c906108c SS |
1146 | class_symtab = NULL; |
1147 | } | |
1148 | if (dynamics_objfile != NULL) | |
1149 | { | |
1150 | free_objfile (dynamics_objfile); | |
1151 | dynamics_objfile = NULL; | |
1152 | } | |
1153 | ||
1154 | java_object_type = NULL; | |
1155 | } |