Commit | Line | Data |
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c906108c | 1 | /* Java language support routines for GDB, the GNU debugger. |
22abf04a | 2 | Copyright 1997, 1998, 1999, 2000, 2003 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" |
c906108c SS |
37 | #include <ctype.h> |
38 | ||
39 | struct type *java_int_type; | |
40 | struct type *java_byte_type; | |
41 | struct type *java_short_type; | |
42 | struct type *java_long_type; | |
43 | struct type *java_boolean_type; | |
44 | struct type *java_char_type; | |
45 | struct type *java_float_type; | |
46 | struct type *java_double_type; | |
47 | struct type *java_void_type; | |
48 | ||
392a587b JM |
49 | /* Local functions */ |
50 | ||
a14ed312 | 51 | extern void _initialize_java_language (void); |
392a587b | 52 | |
a14ed312 KB |
53 | static int java_demangled_signature_length (char *); |
54 | static void java_demangled_signature_copy (char *, char *); | |
c906108c | 55 | |
a14ed312 | 56 | static struct symtab *get_java_class_symtab (void); |
75c9979e AC |
57 | static char *get_java_utf8_name (struct obstack *obstack, struct value *name); |
58 | static int java_class_is_primitive (struct value *clas); | |
a14ed312 | 59 | static struct type *java_lookup_type (char *signature); |
75c9979e | 60 | static struct value *java_value_string (char *ptr, int len); |
392a587b | 61 | |
d9fcf2fb | 62 | static void java_emit_char (int c, struct ui_file * stream, int quoter); |
c906108c SS |
63 | |
64 | /* This objfile contains symtabs that have been dynamically created | |
65 | to record dynamically loaded Java classes and dynamically | |
66 | compiled java methods. */ | |
67 | ||
68 | static struct objfile *dynamics_objfile = NULL; | |
69 | ||
75c9979e | 70 | static struct type *java_link_class_type (struct type *, struct value *); |
c906108c | 71 | |
eb9a305d DC |
72 | /* FIXME: carlton/2003-02-04: This is the main or only caller of |
73 | allocate_objfile with first argument NULL; as a result, this code | |
74 | breaks every so often. Somebody should write a test case that | |
75 | exercises GDB in various ways (e.g. something involving loading a | |
76 | dynamic library) after this code has been called. */ | |
77 | ||
c906108c | 78 | static struct objfile * |
fba45db2 | 79 | get_dynamics_objfile (void) |
c906108c SS |
80 | { |
81 | if (dynamics_objfile == NULL) | |
82 | { | |
2df3850c | 83 | dynamics_objfile = allocate_objfile (NULL, 0); |
c906108c SS |
84 | } |
85 | return dynamics_objfile; | |
86 | } | |
87 | ||
88 | #if 1 | |
89 | /* symtab contains classes read from the inferior. */ | |
90 | ||
91 | static struct symtab *class_symtab = NULL; | |
92 | ||
93 | /* Maximum number of class in class_symtab before relocation is needed. */ | |
94 | ||
95 | static int class_symtab_space; | |
96 | ||
392a587b | 97 | static struct symtab * |
fba45db2 | 98 | get_java_class_symtab (void) |
c906108c SS |
99 | { |
100 | if (class_symtab == NULL) | |
101 | { | |
c5aa993b | 102 | struct objfile *objfile = get_dynamics_objfile (); |
c906108c SS |
103 | struct blockvector *bv; |
104 | struct block *bl; | |
105 | class_symtab = allocate_symtab ("<java-classes>", objfile); | |
106 | class_symtab->language = language_java; | |
107 | bv = (struct blockvector *) | |
108 | obstack_alloc (&objfile->symbol_obstack, sizeof (struct blockvector)); | |
109 | BLOCKVECTOR_NBLOCKS (bv) = 1; | |
110 | BLOCKVECTOR (class_symtab) = bv; | |
111 | ||
112 | /* Allocate dummy STATIC_BLOCK. */ | |
113 | bl = (struct block *) | |
114 | obstack_alloc (&objfile->symbol_obstack, sizeof (struct block)); | |
115 | BLOCK_NSYMS (bl) = 0; | |
261397f8 | 116 | BLOCK_HASHTABLE (bl) = 0; |
c906108c SS |
117 | BLOCK_START (bl) = 0; |
118 | BLOCK_END (bl) = 0; | |
119 | BLOCK_FUNCTION (bl) = NULL; | |
120 | BLOCK_SUPERBLOCK (bl) = NULL; | |
121 | BLOCK_GCC_COMPILED (bl) = 0; | |
122 | BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK) = bl; | |
123 | ||
124 | /* Allocate GLOBAL_BLOCK. This has to be relocatable. */ | |
125 | class_symtab_space = 128; | |
753edfef AC |
126 | bl = xmmalloc (objfile->md, |
127 | sizeof (struct block) | |
128 | + ((class_symtab_space - 1) * sizeof (struct symbol *))); | |
c906108c SS |
129 | *bl = *BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK); |
130 | BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK) = bl; | |
131 | class_symtab->free_ptr = (char *) bl; | |
132 | } | |
133 | return class_symtab; | |
134 | } | |
135 | ||
136 | static void | |
fba45db2 | 137 | add_class_symtab_symbol (struct symbol *sym) |
c906108c SS |
138 | { |
139 | struct symtab *symtab = get_java_class_symtab (); | |
140 | struct blockvector *bv = BLOCKVECTOR (symtab); | |
141 | struct block *bl = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK); | |
142 | if (BLOCK_NSYMS (bl) >= class_symtab_space) | |
143 | { | |
144 | /* Need to re-allocate. */ | |
145 | class_symtab_space *= 2; | |
4c178295 AC |
146 | bl = xmrealloc (symtab->objfile->md, bl, |
147 | sizeof (struct block) | |
148 | + ((class_symtab_space - 1) * sizeof (struct symbol *))); | |
c906108c SS |
149 | class_symtab->free_ptr = (char *) bl; |
150 | BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK) = bl; | |
151 | } | |
c5aa993b | 152 | |
c906108c SS |
153 | BLOCK_SYM (bl, BLOCK_NSYMS (bl)) = sym; |
154 | BLOCK_NSYMS (bl) = BLOCK_NSYMS (bl) + 1; | |
155 | } | |
156 | ||
a14ed312 | 157 | static struct symbol *add_class_symbol (struct type *type, CORE_ADDR addr); |
c906108c SS |
158 | |
159 | static struct symbol * | |
fba45db2 | 160 | add_class_symbol (struct type *type, CORE_ADDR addr) |
c906108c SS |
161 | { |
162 | struct symbol *sym; | |
163 | sym = (struct symbol *) | |
164 | obstack_alloc (&dynamics_objfile->symbol_obstack, sizeof (struct symbol)); | |
165 | memset (sym, 0, sizeof (struct symbol)); | |
166 | SYMBOL_LANGUAGE (sym) = language_java; | |
22abf04a | 167 | DEPRECATED_SYMBOL_NAME (sym) = TYPE_TAG_NAME (type); |
c906108c | 168 | SYMBOL_CLASS (sym) = LOC_TYPEDEF; |
c5aa993b | 169 | /* SYMBOL_VALUE (sym) = valu; */ |
c906108c SS |
170 | SYMBOL_TYPE (sym) = type; |
171 | SYMBOL_NAMESPACE (sym) = STRUCT_NAMESPACE; | |
172 | SYMBOL_VALUE_ADDRESS (sym) = addr; | |
173 | return sym; | |
174 | } | |
175 | #endif | |
176 | ||
177 | struct type * | |
fba45db2 | 178 | java_lookup_class (char *name) |
c906108c SS |
179 | { |
180 | struct symbol *sym; | |
181 | sym = lookup_symbol (name, expression_context_block, STRUCT_NAMESPACE, | |
182 | (int *) 0, (struct symtab **) NULL); | |
183 | if (sym != NULL) | |
184 | return SYMBOL_TYPE (sym); | |
185 | #if 0 | |
186 | CORE_ADDR addr; | |
187 | if (called from parser) | |
188 | { | |
189 | call lookup_class (or similar) in inferior; | |
c5aa993b JM |
190 | if not |
191 | found: | |
c906108c SS |
192 | return NULL; |
193 | addr = found in inferior; | |
194 | } | |
195 | else | |
196 | addr = 0; | |
197 | struct type *type; | |
198 | type = alloc_type (objfile); | |
199 | TYPE_CODE (type) = TYPE_CODE_STRUCT; | |
200 | INIT_CPLUS_SPECIFIC (type); | |
c5aa993b | 201 | TYPE_TAG_NAME (type) = obsavestring (name, strlen (name), &objfile->type_obstack); |
c906108c SS |
202 | TYPE_FLAGS (type) |= TYPE_FLAG_STUB; |
203 | TYPE ? = addr; | |
204 | return type; | |
205 | #else | |
206 | /* FIXME - should search inferior's symbol table. */ | |
207 | return NULL; | |
208 | #endif | |
209 | } | |
210 | ||
211 | /* Return a nul-terminated string (allocated on OBSTACK) for | |
212 | a name given by NAME (which has type Utf8Const*). */ | |
213 | ||
214 | char * | |
75c9979e | 215 | get_java_utf8_name (struct obstack *obstack, struct value *name) |
c906108c SS |
216 | { |
217 | char *chrs; | |
75c9979e | 218 | struct value *temp = name; |
c906108c SS |
219 | int name_length; |
220 | CORE_ADDR data_addr; | |
221 | temp = value_struct_elt (&temp, NULL, "length", NULL, "structure"); | |
222 | name_length = (int) value_as_long (temp); | |
223 | data_addr = VALUE_ADDRESS (temp) + VALUE_OFFSET (temp) | |
224 | + TYPE_LENGTH (VALUE_TYPE (temp)); | |
c5aa993b JM |
225 | chrs = obstack_alloc (obstack, name_length + 1); |
226 | chrs[name_length] = '\0'; | |
d4b2399a | 227 | read_memory (data_addr, chrs, name_length); |
c906108c SS |
228 | return chrs; |
229 | } | |
230 | ||
75c9979e AC |
231 | struct value * |
232 | java_class_from_object (struct value *obj_val) | |
c906108c SS |
233 | { |
234 | /* This is all rather inefficient, since the offsets of vtable and | |
235 | class are fixed. FIXME */ | |
75c9979e | 236 | struct value *vtable_val; |
c906108c SS |
237 | |
238 | if (TYPE_CODE (VALUE_TYPE (obj_val)) == TYPE_CODE_PTR | |
239 | && TYPE_LENGTH (TYPE_TARGET_TYPE (VALUE_TYPE (obj_val))) == 0) | |
240 | obj_val = value_at (get_java_object_type (), | |
1aa20aa8 | 241 | value_as_address (obj_val), NULL); |
c906108c SS |
242 | |
243 | vtable_val = value_struct_elt (&obj_val, NULL, "vtable", NULL, "structure"); | |
244 | return value_struct_elt (&vtable_val, NULL, "class", NULL, "structure"); | |
245 | } | |
246 | ||
247 | /* Check if CLASS_IS_PRIMITIVE(value of clas): */ | |
392a587b | 248 | static int |
75c9979e | 249 | java_class_is_primitive (struct value *clas) |
c906108c | 250 | { |
75c9979e | 251 | struct value *vtable = value_struct_elt (&clas, NULL, "vtable", NULL, "struct"); |
1aa20aa8 | 252 | CORE_ADDR i = value_as_address (vtable); |
c906108c SS |
253 | return (int) (i & 0x7fffffff) == (int) 0x7fffffff; |
254 | } | |
255 | ||
256 | /* Read a GCJ Class object, and generated a gdb (TYPE_CODE_STRUCT) type. */ | |
257 | ||
258 | struct type * | |
75c9979e | 259 | type_from_class (struct value *clas) |
c906108c SS |
260 | { |
261 | struct type *type; | |
262 | char *name; | |
75c9979e | 263 | struct value *temp; |
c906108c | 264 | struct objfile *objfile; |
75c9979e | 265 | struct value *utf8_name; |
c906108c SS |
266 | char *nptr; |
267 | CORE_ADDR addr; | |
268 | struct block *bl; | |
269 | int i; | |
270 | int is_array = 0; | |
271 | ||
272 | type = check_typedef (VALUE_TYPE (clas)); | |
273 | if (TYPE_CODE (type) == TYPE_CODE_PTR) | |
274 | { | |
275 | if (value_logical_not (clas)) | |
276 | return NULL; | |
277 | clas = value_ind (clas); | |
278 | } | |
279 | addr = VALUE_ADDRESS (clas) + VALUE_OFFSET (clas); | |
280 | ||
281 | #if 0 | |
282 | get_java_class_symtab (); | |
283 | bl = BLOCKVECTOR_BLOCK (BLOCKVECTOR (class_symtab), GLOBAL_BLOCK); | |
c5aa993b | 284 | for (i = BLOCK_NSYMS (bl); --i >= 0;) |
c906108c SS |
285 | { |
286 | struct symbol *sym = BLOCK_SYM (bl, i); | |
287 | if (SYMBOL_VALUE_ADDRESS (sym) == addr) | |
288 | return SYMBOL_TYPE (sym); | |
289 | } | |
290 | #endif | |
291 | ||
c5aa993b | 292 | objfile = get_dynamics_objfile (); |
c906108c SS |
293 | if (java_class_is_primitive (clas)) |
294 | { | |
75c9979e | 295 | struct value *sig; |
c906108c SS |
296 | temp = clas; |
297 | sig = value_struct_elt (&temp, NULL, "method_count", NULL, "structure"); | |
298 | return java_primitive_type (value_as_long (sig)); | |
299 | } | |
300 | ||
301 | /* Get Class name. */ | |
302 | /* if clasloader non-null, prepend loader address. FIXME */ | |
303 | temp = clas; | |
304 | utf8_name = value_struct_elt (&temp, NULL, "name", NULL, "structure"); | |
305 | name = get_java_utf8_name (&objfile->type_obstack, utf8_name); | |
c5aa993b | 306 | for (nptr = name; *nptr != 0; nptr++) |
c906108c SS |
307 | { |
308 | if (*nptr == '/') | |
309 | *nptr = '.'; | |
310 | } | |
311 | ||
312 | type = java_lookup_class (name); | |
313 | if (type != NULL) | |
314 | return type; | |
315 | ||
316 | type = alloc_type (objfile); | |
317 | TYPE_CODE (type) = TYPE_CODE_STRUCT; | |
318 | INIT_CPLUS_SPECIFIC (type); | |
319 | ||
320 | if (name[0] == '[') | |
321 | { | |
322 | char *signature = name; | |
323 | int namelen = java_demangled_signature_length (signature); | |
324 | if (namelen > strlen (name)) | |
c5aa993b | 325 | name = obstack_alloc (&objfile->type_obstack, namelen + 1); |
c906108c SS |
326 | java_demangled_signature_copy (name, signature); |
327 | name[namelen] = '\0'; | |
328 | is_array = 1; | |
329 | temp = clas; | |
330 | /* Set array element type. */ | |
331 | temp = value_struct_elt (&temp, NULL, "methods", NULL, "structure"); | |
332 | VALUE_TYPE (temp) = lookup_pointer_type (VALUE_TYPE (clas)); | |
333 | TYPE_TARGET_TYPE (type) = type_from_class (temp); | |
334 | } | |
335 | ||
336 | ALLOCATE_CPLUS_STRUCT_TYPE (type); | |
337 | TYPE_TAG_NAME (type) = name; | |
338 | ||
339 | add_class_symtab_symbol (add_class_symbol (type, addr)); | |
340 | return java_link_class_type (type, clas); | |
341 | } | |
342 | ||
c5aa993b | 343 | /* Fill in class TYPE with data from the CLAS value. */ |
c906108c SS |
344 | |
345 | struct type * | |
75c9979e | 346 | java_link_class_type (struct type *type, struct value *clas) |
c906108c | 347 | { |
75c9979e | 348 | struct value *temp; |
c906108c SS |
349 | char *unqualified_name; |
350 | char *name = TYPE_TAG_NAME (type); | |
351 | int ninterfaces, nfields, nmethods; | |
352 | int type_is_object = 0; | |
353 | struct fn_field *fn_fields; | |
354 | struct fn_fieldlist *fn_fieldlists; | |
75c9979e AC |
355 | struct value *fields; |
356 | struct value *methods; | |
c65ecaf3 AC |
357 | struct value *method = NULL; |
358 | struct value *field = NULL; | |
c906108c | 359 | int i, j; |
c5aa993b | 360 | struct objfile *objfile = get_dynamics_objfile (); |
c906108c SS |
361 | struct type *tsuper; |
362 | ||
363 | unqualified_name = strrchr (name, '.'); | |
364 | if (unqualified_name == NULL) | |
365 | unqualified_name = name; | |
366 | ||
367 | temp = clas; | |
368 | temp = value_struct_elt (&temp, NULL, "superclass", NULL, "structure"); | |
369 | if (name != NULL && strcmp (name, "java.lang.Object") == 0) | |
370 | { | |
371 | tsuper = get_java_object_type (); | |
372 | if (tsuper && TYPE_CODE (tsuper) == TYPE_CODE_PTR) | |
373 | tsuper = TYPE_TARGET_TYPE (tsuper); | |
374 | type_is_object = 1; | |
375 | } | |
376 | else | |
377 | tsuper = type_from_class (temp); | |
378 | ||
379 | #if 1 | |
380 | ninterfaces = 0; | |
381 | #else | |
382 | temp = clas; | |
383 | ninterfaces = value_as_long (value_struct_elt (&temp, NULL, "interface_len", NULL, "structure")); | |
384 | #endif | |
385 | TYPE_N_BASECLASSES (type) = (tsuper == NULL ? 0 : 1) + ninterfaces; | |
386 | temp = clas; | |
387 | nfields = value_as_long (value_struct_elt (&temp, NULL, "field_count", NULL, "structure")); | |
388 | nfields += TYPE_N_BASECLASSES (type); | |
c5aa993b | 389 | nfields++; /* Add one for dummy "class" field. */ |
c906108c SS |
390 | TYPE_NFIELDS (type) = nfields; |
391 | TYPE_FIELDS (type) = (struct field *) | |
392 | TYPE_ALLOC (type, sizeof (struct field) * nfields); | |
393 | ||
394 | memset (TYPE_FIELDS (type), 0, sizeof (struct field) * nfields); | |
395 | ||
396 | TYPE_FIELD_PRIVATE_BITS (type) = | |
397 | (B_TYPE *) TYPE_ALLOC (type, B_BYTES (nfields)); | |
398 | B_CLRALL (TYPE_FIELD_PRIVATE_BITS (type), nfields); | |
399 | ||
400 | TYPE_FIELD_PROTECTED_BITS (type) = | |
401 | (B_TYPE *) TYPE_ALLOC (type, B_BYTES (nfields)); | |
402 | B_CLRALL (TYPE_FIELD_PROTECTED_BITS (type), nfields); | |
403 | ||
404 | TYPE_FIELD_IGNORE_BITS (type) = | |
405 | (B_TYPE *) TYPE_ALLOC (type, B_BYTES (nfields)); | |
406 | B_CLRALL (TYPE_FIELD_IGNORE_BITS (type), nfields); | |
407 | ||
408 | TYPE_FIELD_VIRTUAL_BITS (type) = (B_TYPE *) | |
409 | TYPE_ALLOC (type, B_BYTES (TYPE_N_BASECLASSES (type))); | |
410 | B_CLRALL (TYPE_FIELD_VIRTUAL_BITS (type), TYPE_N_BASECLASSES (type)); | |
411 | ||
412 | if (tsuper != NULL) | |
413 | { | |
414 | TYPE_BASECLASS (type, 0) = tsuper; | |
415 | if (type_is_object) | |
416 | SET_TYPE_FIELD_PRIVATE (type, 0); | |
417 | } | |
418 | ||
419 | i = strlen (name); | |
c5aa993b | 420 | if (i > 2 && name[i - 1] == ']' && tsuper != NULL) |
c906108c SS |
421 | { |
422 | /* FIXME */ | |
c5aa993b | 423 | TYPE_LENGTH (type) = TYPE_LENGTH (tsuper) + 4; /* size with "length" */ |
c906108c SS |
424 | } |
425 | else | |
426 | { | |
427 | temp = clas; | |
428 | temp = value_struct_elt (&temp, NULL, "size_in_bytes", NULL, "structure"); | |
429 | TYPE_LENGTH (type) = value_as_long (temp); | |
430 | } | |
431 | ||
432 | fields = NULL; | |
c5aa993b | 433 | nfields--; /* First set up dummy "class" field. */ |
c906108c SS |
434 | SET_FIELD_PHYSADDR (TYPE_FIELD (type, nfields), |
435 | VALUE_ADDRESS (clas) + VALUE_OFFSET (clas)); | |
436 | TYPE_FIELD_NAME (type, nfields) = "class"; | |
437 | TYPE_FIELD_TYPE (type, nfields) = VALUE_TYPE (clas); | |
438 | SET_TYPE_FIELD_PRIVATE (type, nfields); | |
c5aa993b JM |
439 | |
440 | for (i = TYPE_N_BASECLASSES (type); i < nfields; i++) | |
c906108c SS |
441 | { |
442 | int accflags; | |
443 | int boffset; | |
444 | if (fields == NULL) | |
445 | { | |
446 | temp = clas; | |
447 | fields = value_struct_elt (&temp, NULL, "fields", NULL, "structure"); | |
448 | field = value_ind (fields); | |
449 | } | |
450 | else | |
c5aa993b | 451 | { /* Re-use field value for next field. */ |
c906108c SS |
452 | VALUE_ADDRESS (field) += TYPE_LENGTH (VALUE_TYPE (field)); |
453 | VALUE_LAZY (field) = 1; | |
454 | } | |
455 | temp = field; | |
456 | temp = value_struct_elt (&temp, NULL, "name", NULL, "structure"); | |
457 | TYPE_FIELD_NAME (type, i) = | |
458 | get_java_utf8_name (&objfile->type_obstack, temp); | |
459 | temp = field; | |
460 | accflags = value_as_long (value_struct_elt (&temp, NULL, "accflags", | |
461 | NULL, "structure")); | |
462 | temp = field; | |
463 | temp = value_struct_elt (&temp, NULL, "info", NULL, "structure"); | |
464 | boffset = value_as_long (value_struct_elt (&temp, NULL, "boffset", | |
c5aa993b JM |
465 | NULL, "structure")); |
466 | if (accflags & 0x0001) /* public access */ | |
c906108c SS |
467 | { |
468 | /* ??? */ | |
469 | } | |
c5aa993b | 470 | if (accflags & 0x0002) /* private access */ |
c906108c SS |
471 | { |
472 | SET_TYPE_FIELD_PRIVATE (type, i); | |
473 | } | |
c5aa993b | 474 | if (accflags & 0x0004) /* protected access */ |
c906108c SS |
475 | { |
476 | SET_TYPE_FIELD_PROTECTED (type, i); | |
477 | } | |
c5aa993b JM |
478 | if (accflags & 0x0008) /* ACC_STATIC */ |
479 | SET_FIELD_PHYSADDR (TYPE_FIELD (type, i), boffset); | |
c906108c SS |
480 | else |
481 | TYPE_FIELD_BITPOS (type, i) = 8 * boffset; | |
c5aa993b | 482 | if (accflags & 0x8000) /* FIELD_UNRESOLVED_FLAG */ |
c906108c | 483 | { |
c5aa993b | 484 | TYPE_FIELD_TYPE (type, i) = get_java_object_type (); /* FIXME */ |
c906108c SS |
485 | } |
486 | else | |
487 | { | |
488 | struct type *ftype; | |
489 | temp = field; | |
490 | temp = value_struct_elt (&temp, NULL, "type", NULL, "structure"); | |
491 | ftype = type_from_class (temp); | |
492 | if (TYPE_CODE (ftype) == TYPE_CODE_STRUCT) | |
493 | ftype = lookup_pointer_type (ftype); | |
494 | TYPE_FIELD_TYPE (type, i) = ftype; | |
495 | } | |
496 | } | |
497 | ||
498 | temp = clas; | |
499 | nmethods = value_as_long (value_struct_elt (&temp, NULL, "method_count", | |
500 | NULL, "structure")); | |
501 | TYPE_NFN_FIELDS_TOTAL (type) = nmethods; | |
502 | j = nmethods * sizeof (struct fn_field); | |
c5aa993b | 503 | fn_fields = (struct fn_field *) |
c906108c SS |
504 | obstack_alloc (&dynamics_objfile->symbol_obstack, j); |
505 | memset (fn_fields, 0, j); | |
c5aa993b | 506 | fn_fieldlists = (struct fn_fieldlist *) |
c906108c SS |
507 | alloca (nmethods * sizeof (struct fn_fieldlist)); |
508 | ||
509 | methods = NULL; | |
c5aa993b | 510 | for (i = 0; i < nmethods; i++) |
c906108c SS |
511 | { |
512 | char *mname; | |
513 | int k; | |
514 | if (methods == NULL) | |
515 | { | |
516 | temp = clas; | |
517 | methods = value_struct_elt (&temp, NULL, "methods", NULL, "structure"); | |
518 | method = value_ind (methods); | |
519 | } | |
520 | else | |
c5aa993b | 521 | { /* Re-use method value for next method. */ |
c906108c SS |
522 | VALUE_ADDRESS (method) += TYPE_LENGTH (VALUE_TYPE (method)); |
523 | VALUE_LAZY (method) = 1; | |
524 | } | |
525 | ||
526 | /* Get method name. */ | |
527 | temp = method; | |
528 | temp = value_struct_elt (&temp, NULL, "name", NULL, "structure"); | |
529 | mname = get_java_utf8_name (&objfile->type_obstack, temp); | |
530 | if (strcmp (mname, "<init>") == 0) | |
531 | mname = unqualified_name; | |
532 | ||
533 | /* Check for an existing method with the same name. | |
534 | * This makes building the fn_fieldslists an O(nmethods**2) | |
535 | * operation. That could be using hashing, but I doubt it | |
536 | * is worth it. Note that we do maintain the order of methods | |
537 | * in the inferior's Method table (as long as that is grouped | |
538 | * by method name), which I think is desirable. --PB */ | |
c5aa993b | 539 | for (k = 0, j = TYPE_NFN_FIELDS (type);;) |
c906108c SS |
540 | { |
541 | if (--j < 0) | |
c5aa993b JM |
542 | { /* No match - new method name. */ |
543 | j = TYPE_NFN_FIELDS (type)++; | |
c906108c SS |
544 | fn_fieldlists[j].name = mname; |
545 | fn_fieldlists[j].length = 1; | |
546 | fn_fieldlists[j].fn_fields = &fn_fields[i]; | |
547 | k = i; | |
548 | break; | |
549 | } | |
550 | if (strcmp (mname, fn_fieldlists[j].name) == 0) | |
c5aa993b | 551 | { /* Found an existing method with the same name. */ |
c906108c SS |
552 | int l; |
553 | if (mname != unqualified_name) | |
554 | obstack_free (&objfile->type_obstack, mname); | |
555 | mname = fn_fieldlists[j].name; | |
556 | fn_fieldlists[j].length++; | |
c5aa993b | 557 | k = i - k; /* Index of new slot. */ |
c906108c | 558 | /* Shift intervening fn_fields (between k and i) down. */ |
c5aa993b JM |
559 | for (l = i; l > k; l--) |
560 | fn_fields[l] = fn_fields[l - 1]; | |
561 | for (l = TYPE_NFN_FIELDS (type); --l > j;) | |
c906108c SS |
562 | fn_fieldlists[l].fn_fields++; |
563 | break; | |
564 | } | |
565 | k += fn_fieldlists[j].length; | |
566 | } | |
567 | fn_fields[k].physname = ""; | |
568 | fn_fields[k].is_stub = 1; | |
c5aa993b | 569 | fn_fields[k].type = make_function_type (java_void_type, NULL); /* FIXME */ |
c906108c SS |
570 | TYPE_CODE (fn_fields[k].type) = TYPE_CODE_METHOD; |
571 | } | |
572 | ||
c5aa993b JM |
573 | j = TYPE_NFN_FIELDS (type) * sizeof (struct fn_fieldlist); |
574 | TYPE_FN_FIELDLISTS (type) = (struct fn_fieldlist *) | |
c906108c SS |
575 | obstack_alloc (&dynamics_objfile->symbol_obstack, j); |
576 | memcpy (TYPE_FN_FIELDLISTS (type), fn_fieldlists, j); | |
c5aa993b | 577 | |
c906108c SS |
578 | return type; |
579 | } | |
580 | ||
581 | static struct type *java_object_type; | |
582 | ||
583 | struct type * | |
fba45db2 | 584 | get_java_object_type (void) |
c906108c SS |
585 | { |
586 | if (java_object_type == NULL) | |
587 | { | |
588 | struct symbol *sym; | |
589 | sym = lookup_symbol ("java.lang.Object", NULL, STRUCT_NAMESPACE, | |
590 | (int *) 0, (struct symtab **) NULL); | |
591 | if (sym == NULL) | |
592 | error ("cannot find java.lang.Object"); | |
593 | java_object_type = SYMBOL_TYPE (sym); | |
594 | } | |
595 | return java_object_type; | |
596 | } | |
597 | ||
598 | int | |
fba45db2 | 599 | get_java_object_header_size (void) |
c906108c SS |
600 | { |
601 | struct type *objtype = get_java_object_type (); | |
602 | if (objtype == NULL) | |
603 | return (2 * TARGET_PTR_BIT / TARGET_CHAR_BIT); | |
604 | else | |
605 | return TYPE_LENGTH (objtype); | |
606 | } | |
607 | ||
608 | int | |
fba45db2 | 609 | is_object_type (struct type *type) |
c906108c SS |
610 | { |
611 | CHECK_TYPEDEF (type); | |
612 | if (TYPE_CODE (type) == TYPE_CODE_PTR) | |
613 | { | |
614 | struct type *ttype = check_typedef (TYPE_TARGET_TYPE (type)); | |
615 | char *name; | |
616 | if (TYPE_CODE (ttype) != TYPE_CODE_STRUCT) | |
617 | return 0; | |
618 | while (TYPE_N_BASECLASSES (ttype) > 0) | |
619 | ttype = TYPE_BASECLASS (ttype, 0); | |
620 | name = TYPE_TAG_NAME (ttype); | |
621 | if (name != NULL && strcmp (name, "java.lang.Object") == 0) | |
622 | return 1; | |
c5aa993b | 623 | name = TYPE_NFIELDS (ttype) > 0 ? TYPE_FIELD_NAME (ttype, 0) : (char *) 0; |
c906108c SS |
624 | if (name != NULL && strcmp (name, "vtable") == 0) |
625 | { | |
626 | if (java_object_type == NULL) | |
627 | java_object_type = type; | |
628 | return 1; | |
629 | } | |
630 | } | |
631 | return 0; | |
632 | } | |
633 | ||
634 | struct type * | |
fba45db2 | 635 | java_primitive_type (int signature) |
c906108c SS |
636 | { |
637 | switch (signature) | |
638 | { | |
c5aa993b JM |
639 | case 'B': |
640 | return java_byte_type; | |
641 | case 'S': | |
642 | return java_short_type; | |
643 | case 'I': | |
644 | return java_int_type; | |
645 | case 'J': | |
646 | return java_long_type; | |
647 | case 'Z': | |
648 | return java_boolean_type; | |
649 | case 'C': | |
650 | return java_char_type; | |
651 | case 'F': | |
652 | return java_float_type; | |
653 | case 'D': | |
654 | return java_double_type; | |
655 | case 'V': | |
656 | return java_void_type; | |
c906108c SS |
657 | } |
658 | error ("unknown signature '%c' for primitive type", (char) signature); | |
659 | } | |
660 | ||
661 | /* If name[0 .. namelen-1] is the name of a primitive Java type, | |
662 | return that type. Otherwise, return NULL. */ | |
663 | ||
664 | struct type * | |
fba45db2 | 665 | java_primitive_type_from_name (char *name, int namelen) |
c906108c SS |
666 | { |
667 | switch (name[0]) | |
668 | { | |
669 | case 'b': | |
670 | if (namelen == 4 && memcmp (name, "byte", 4) == 0) | |
671 | return java_byte_type; | |
672 | if (namelen == 7 && memcmp (name, "boolean", 7) == 0) | |
673 | return java_boolean_type; | |
674 | break; | |
675 | case 'c': | |
676 | if (namelen == 4 && memcmp (name, "char", 4) == 0) | |
677 | return java_char_type; | |
678 | case 'd': | |
679 | if (namelen == 6 && memcmp (name, "double", 6) == 0) | |
680 | return java_double_type; | |
681 | break; | |
682 | case 'f': | |
683 | if (namelen == 5 && memcmp (name, "float", 5) == 0) | |
684 | return java_float_type; | |
685 | break; | |
686 | case 'i': | |
687 | if (namelen == 3 && memcmp (name, "int", 3) == 0) | |
688 | return java_int_type; | |
689 | break; | |
690 | case 'l': | |
691 | if (namelen == 4 && memcmp (name, "long", 4) == 0) | |
692 | return java_long_type; | |
693 | break; | |
694 | case 's': | |
695 | if (namelen == 5 && memcmp (name, "short", 5) == 0) | |
696 | return java_short_type; | |
697 | break; | |
698 | case 'v': | |
699 | if (namelen == 4 && memcmp (name, "void", 4) == 0) | |
700 | return java_void_type; | |
701 | break; | |
702 | } | |
703 | return NULL; | |
704 | } | |
705 | ||
706 | /* Return the length (in bytes) of demangled name of the Java type | |
707 | signature string SIGNATURE. */ | |
708 | ||
709 | static int | |
fba45db2 | 710 | java_demangled_signature_length (char *signature) |
c906108c SS |
711 | { |
712 | int array = 0; | |
c5aa993b JM |
713 | for (; *signature == '['; signature++) |
714 | array += 2; /* Two chars for "[]". */ | |
c906108c SS |
715 | switch (signature[0]) |
716 | { | |
717 | case 'L': | |
718 | /* Subtract 2 for 'L' and ';'. */ | |
719 | return strlen (signature) - 2 + array; | |
720 | default: | |
721 | return strlen (TYPE_NAME (java_primitive_type (signature[0]))) + array; | |
722 | } | |
723 | } | |
724 | ||
725 | /* Demangle the Java type signature SIGNATURE, leaving the result in RESULT. */ | |
726 | ||
727 | static void | |
fba45db2 | 728 | java_demangled_signature_copy (char *result, char *signature) |
c906108c SS |
729 | { |
730 | int array = 0; | |
731 | char *ptr; | |
732 | int i; | |
733 | while (*signature == '[') | |
734 | { | |
735 | array++; | |
736 | signature++; | |
737 | } | |
738 | switch (signature[0]) | |
739 | { | |
740 | case 'L': | |
741 | /* Subtract 2 for 'L' and ';', but add 1 for final nul. */ | |
742 | signature++; | |
743 | ptr = result; | |
c5aa993b | 744 | for (; *signature != ';' && *signature != '\0'; signature++) |
c906108c SS |
745 | { |
746 | if (*signature == '/') | |
747 | *ptr++ = '.'; | |
748 | else | |
749 | *ptr++ = *signature; | |
750 | } | |
751 | break; | |
752 | default: | |
753 | ptr = TYPE_NAME (java_primitive_type (signature[0])); | |
754 | i = strlen (ptr); | |
755 | strcpy (result, ptr); | |
756 | ptr = result + i; | |
757 | break; | |
758 | } | |
759 | while (--array >= 0) | |
760 | { | |
761 | *ptr++ = '['; | |
762 | *ptr++ = ']'; | |
763 | } | |
764 | } | |
765 | ||
766 | /* Return the demangled name of the Java type signature string SIGNATURE, | |
767 | as a freshly allocated copy. */ | |
768 | ||
769 | char * | |
fba45db2 | 770 | java_demangle_type_signature (char *signature) |
c906108c SS |
771 | { |
772 | int length = java_demangled_signature_length (signature); | |
773 | char *result = xmalloc (length + 1); | |
774 | java_demangled_signature_copy (result, signature); | |
775 | result[length] = '\0'; | |
776 | return result; | |
777 | } | |
778 | ||
779 | struct type * | |
fba45db2 | 780 | java_lookup_type (char *signature) |
c906108c SS |
781 | { |
782 | switch (signature[0]) | |
783 | { | |
784 | case 'L': | |
785 | case '[': | |
786 | error ("java_lookup_type not fully implemented"); | |
787 | default: | |
788 | return java_primitive_type (signature[0]); | |
789 | } | |
790 | } | |
791 | ||
792 | /* Return the type of TYPE followed by DIMS pairs of [ ]. | |
793 | If DIMS == 0, TYPE is returned. */ | |
794 | ||
795 | struct type * | |
fba45db2 | 796 | java_array_type (struct type *type, int dims) |
c906108c SS |
797 | { |
798 | struct type *range_type; | |
799 | ||
800 | while (dims-- > 0) | |
801 | { | |
802 | range_type = create_range_type (NULL, builtin_type_int, 0, 0); | |
803 | /* FIXME This is bogus! Java arrays are not gdb arrays! */ | |
804 | type = create_array_type (NULL, type, range_type); | |
805 | } | |
806 | ||
807 | return type; | |
808 | } | |
809 | ||
810 | /* Create a Java string in the inferior from a (Utf8) literal. */ | |
811 | ||
75c9979e | 812 | static struct value * |
fba45db2 | 813 | java_value_string (char *ptr, int len) |
c906108c | 814 | { |
c5aa993b | 815 | error ("not implemented - java_value_string"); /* FIXME */ |
c906108c SS |
816 | } |
817 | ||
818 | /* Print the character C on STREAM as part of the contents of a literal | |
819 | string whose delimiter is QUOTER. Note that that format for printing | |
820 | characters and strings is language specific. */ | |
821 | ||
822 | static void | |
fba45db2 | 823 | java_emit_char (int c, struct ui_file *stream, int quoter) |
c906108c SS |
824 | { |
825 | switch (c) | |
826 | { | |
827 | case '\\': | |
828 | case '\'': | |
829 | fprintf_filtered (stream, "\\%c", c); | |
830 | break; | |
831 | case '\b': | |
832 | fputs_filtered ("\\b", stream); | |
833 | break; | |
834 | case '\t': | |
835 | fputs_filtered ("\\t", stream); | |
836 | break; | |
837 | case '\n': | |
838 | fputs_filtered ("\\n", stream); | |
839 | break; | |
840 | case '\f': | |
841 | fputs_filtered ("\\f", stream); | |
842 | break; | |
843 | case '\r': | |
844 | fputs_filtered ("\\r", stream); | |
845 | break; | |
846 | default: | |
847 | if (isprint (c)) | |
848 | fputc_filtered (c, stream); | |
849 | else | |
850 | fprintf_filtered (stream, "\\u%.4x", (unsigned int) c); | |
851 | break; | |
852 | } | |
853 | } | |
854 | ||
75c9979e | 855 | static struct value * |
fba45db2 KB |
856 | evaluate_subexp_java (struct type *expect_type, register struct expression *exp, |
857 | register int *pos, enum noside noside) | |
c906108c SS |
858 | { |
859 | int pc = *pos; | |
860 | int i; | |
861 | char *name; | |
862 | enum exp_opcode op = exp->elts[*pos].opcode; | |
75c9979e AC |
863 | struct value *arg1; |
864 | struct value *arg2; | |
c906108c SS |
865 | struct type *type; |
866 | switch (op) | |
867 | { | |
868 | case UNOP_IND: | |
869 | if (noside == EVAL_SKIP) | |
870 | goto standard; | |
871 | (*pos)++; | |
872 | arg1 = evaluate_subexp_java (NULL_TYPE, exp, pos, EVAL_NORMAL); | |
873 | if (is_object_type (VALUE_TYPE (arg1))) | |
874 | { | |
875 | struct type *type; | |
876 | ||
877 | type = type_from_class (java_class_from_object (arg1)); | |
878 | arg1 = value_cast (lookup_pointer_type (type), arg1); | |
879 | } | |
880 | if (noside == EVAL_SKIP) | |
881 | goto nosideret; | |
882 | return value_ind (arg1); | |
883 | ||
884 | case BINOP_SUBSCRIPT: | |
885 | (*pos)++; | |
886 | arg1 = evaluate_subexp_with_coercion (exp, pos, noside); | |
887 | arg2 = evaluate_subexp_with_coercion (exp, pos, noside); | |
888 | if (noside == EVAL_SKIP) | |
889 | goto nosideret; | |
890 | /* If the user attempts to subscript something that is not an | |
c5aa993b JM |
891 | array or pointer type (like a plain int variable for example), |
892 | then report this as an error. */ | |
893 | ||
c906108c SS |
894 | COERCE_REF (arg1); |
895 | type = check_typedef (VALUE_TYPE (arg1)); | |
896 | if (TYPE_CODE (type) == TYPE_CODE_PTR) | |
897 | type = check_typedef (TYPE_TARGET_TYPE (type)); | |
898 | name = TYPE_NAME (type); | |
899 | if (name == NULL) | |
900 | name = TYPE_TAG_NAME (type); | |
901 | i = name == NULL ? 0 : strlen (name); | |
902 | if (TYPE_CODE (type) == TYPE_CODE_STRUCT | |
c5aa993b | 903 | && i > 2 && name[i - 1] == ']') |
c906108c SS |
904 | { |
905 | CORE_ADDR address; | |
906 | long length, index; | |
907 | struct type *el_type; | |
908 | char buf4[4]; | |
909 | ||
75c9979e AC |
910 | struct value *clas = java_class_from_object (arg1); |
911 | struct value *temp = clas; | |
c906108c SS |
912 | /* Get CLASS_ELEMENT_TYPE of the array type. */ |
913 | temp = value_struct_elt (&temp, NULL, "methods", | |
c5aa993b | 914 | NULL, "structure"); |
c906108c SS |
915 | VALUE_TYPE (temp) = VALUE_TYPE (clas); |
916 | el_type = type_from_class (temp); | |
917 | if (TYPE_CODE (el_type) == TYPE_CODE_STRUCT) | |
918 | el_type = lookup_pointer_type (el_type); | |
919 | ||
920 | if (noside == EVAL_AVOID_SIDE_EFFECTS) | |
921 | return value_zero (el_type, VALUE_LVAL (arg1)); | |
1aa20aa8 | 922 | address = value_as_address (arg1); |
c906108c SS |
923 | address += JAVA_OBJECT_SIZE; |
924 | read_memory (address, buf4, 4); | |
925 | length = (long) extract_signed_integer (buf4, 4); | |
926 | index = (long) value_as_long (arg2); | |
927 | if (index >= length || index < 0) | |
928 | error ("array index (%ld) out of bounds (length: %ld)", | |
929 | index, length); | |
930 | address = (address + 4) + index * TYPE_LENGTH (el_type); | |
931 | return value_at (el_type, address, NULL); | |
932 | } | |
933 | else if (TYPE_CODE (type) == TYPE_CODE_ARRAY) | |
934 | { | |
935 | if (noside == EVAL_AVOID_SIDE_EFFECTS) | |
936 | return value_zero (TYPE_TARGET_TYPE (type), VALUE_LVAL (arg1)); | |
937 | else | |
938 | return value_subscript (arg1, arg2); | |
939 | } | |
940 | if (name) | |
941 | error ("cannot subscript something of type `%s'", name); | |
942 | else | |
943 | error ("cannot subscript requested type"); | |
944 | ||
945 | case OP_STRING: | |
946 | (*pos)++; | |
947 | i = longest_to_int (exp->elts[pc + 1].longconst); | |
948 | (*pos) += 3 + BYTES_TO_EXP_ELEM (i + 1); | |
949 | if (noside == EVAL_SKIP) | |
950 | goto nosideret; | |
951 | return java_value_string (&exp->elts[pc + 2].string, i); | |
952 | ||
953 | case STRUCTOP_STRUCT: | |
954 | arg1 = evaluate_subexp_standard (expect_type, exp, pos, noside); | |
955 | /* Convert object field (such as TYPE.class) to reference. */ | |
956 | if (TYPE_CODE (VALUE_TYPE (arg1)) == TYPE_CODE_STRUCT) | |
957 | arg1 = value_addr (arg1); | |
958 | return arg1; | |
959 | default: | |
960 | break; | |
961 | } | |
962 | standard: | |
963 | return evaluate_subexp_standard (expect_type, exp, pos, noside); | |
c5aa993b | 964 | nosideret: |
c906108c SS |
965 | return value_from_longest (builtin_type_long, (LONGEST) 1); |
966 | } | |
967 | ||
968 | static struct type * | |
fba45db2 | 969 | java_create_fundamental_type (struct objfile *objfile, int typeid) |
c906108c SS |
970 | { |
971 | switch (typeid) | |
972 | { | |
c5aa993b JM |
973 | case FT_VOID: |
974 | return java_void_type; | |
975 | case FT_BOOLEAN: | |
976 | return java_boolean_type; | |
977 | case FT_CHAR: | |
978 | return java_char_type; | |
979 | case FT_FLOAT: | |
980 | return java_float_type; | |
981 | case FT_DBL_PREC_FLOAT: | |
982 | return java_double_type; | |
983 | case FT_BYTE: | |
984 | case FT_SIGNED_CHAR: | |
985 | return java_byte_type; | |
986 | case FT_SHORT: | |
987 | case FT_SIGNED_SHORT: | |
988 | return java_short_type; | |
989 | case FT_INTEGER: | |
990 | case FT_SIGNED_INTEGER: | |
991 | return java_int_type; | |
992 | case FT_LONG: | |
993 | case FT_SIGNED_LONG: | |
994 | return java_long_type; | |
c906108c SS |
995 | } |
996 | return c_create_fundamental_type (objfile, typeid); | |
997 | } | |
998 | ||
999 | /* Table mapping opcodes into strings for printing operators | |
1000 | and precedences of the operators. */ | |
1001 | ||
1002 | const struct op_print java_op_print_tab[] = | |
c5aa993b JM |
1003 | { |
1004 | {",", BINOP_COMMA, PREC_COMMA, 0}, | |
1005 | {"=", BINOP_ASSIGN, PREC_ASSIGN, 1}, | |
1006 | {"||", BINOP_LOGICAL_OR, PREC_LOGICAL_OR, 0}, | |
1007 | {"&&", BINOP_LOGICAL_AND, PREC_LOGICAL_AND, 0}, | |
1008 | {"|", BINOP_BITWISE_IOR, PREC_BITWISE_IOR, 0}, | |
1009 | {"^", BINOP_BITWISE_XOR, PREC_BITWISE_XOR, 0}, | |
1010 | {"&", BINOP_BITWISE_AND, PREC_BITWISE_AND, 0}, | |
1011 | {"==", BINOP_EQUAL, PREC_EQUAL, 0}, | |
1012 | {"!=", BINOP_NOTEQUAL, PREC_EQUAL, 0}, | |
1013 | {"<=", BINOP_LEQ, PREC_ORDER, 0}, | |
1014 | {">=", BINOP_GEQ, PREC_ORDER, 0}, | |
1015 | {">", BINOP_GTR, PREC_ORDER, 0}, | |
1016 | {"<", BINOP_LESS, PREC_ORDER, 0}, | |
1017 | {">>", BINOP_RSH, PREC_SHIFT, 0}, | |
1018 | {"<<", BINOP_LSH, PREC_SHIFT, 0}, | |
c906108c | 1019 | #if 0 |
c5aa993b | 1020 | {">>>", BINOP_ ? ? ?, PREC_SHIFT, 0}, |
c906108c | 1021 | #endif |
c5aa993b JM |
1022 | {"+", BINOP_ADD, PREC_ADD, 0}, |
1023 | {"-", BINOP_SUB, PREC_ADD, 0}, | |
1024 | {"*", BINOP_MUL, PREC_MUL, 0}, | |
1025 | {"/", BINOP_DIV, PREC_MUL, 0}, | |
1026 | {"%", BINOP_REM, PREC_MUL, 0}, | |
1027 | {"-", UNOP_NEG, PREC_PREFIX, 0}, | |
1028 | {"!", UNOP_LOGICAL_NOT, PREC_PREFIX, 0}, | |
1029 | {"~", UNOP_COMPLEMENT, PREC_PREFIX, 0}, | |
1030 | {"*", UNOP_IND, PREC_PREFIX, 0}, | |
c906108c | 1031 | #if 0 |
c5aa993b | 1032 | {"instanceof", ? ? ?, ? ? ?, 0}, |
c906108c | 1033 | #endif |
c5aa993b JM |
1034 | {"++", UNOP_PREINCREMENT, PREC_PREFIX, 0}, |
1035 | {"--", UNOP_PREDECREMENT, PREC_PREFIX, 0}, | |
1036 | {NULL, 0, 0, 0} | |
c906108c SS |
1037 | }; |
1038 | ||
c5aa993b JM |
1039 | const struct language_defn java_language_defn = |
1040 | { | |
1041 | "java", /* Language name */ | |
c906108c SS |
1042 | language_java, |
1043 | c_builtin_types, | |
1044 | range_check_off, | |
1045 | type_check_off, | |
63872f9d | 1046 | case_sensitive_on, |
c906108c SS |
1047 | java_parse, |
1048 | java_error, | |
1049 | evaluate_subexp_java, | |
1050 | c_printchar, /* Print a character constant */ | |
1051 | c_printstr, /* Function to print string constant */ | |
1052 | java_emit_char, /* Function to print a single character */ | |
1053 | java_create_fundamental_type, /* Create fundamental type in this language */ | |
1054 | java_print_type, /* Print a type using appropriate syntax */ | |
1055 | java_val_print, /* Print a value using appropriate syntax */ | |
1056 | java_value_print, /* Print a top-level value */ | |
f636b87d | 1057 | NULL, /* Language specific skip_trampoline */ |
c5aa993b JM |
1058 | {"", "", "", ""}, /* Binary format info */ |
1059 | {"0%lo", "0", "o", ""}, /* Octal format info */ | |
1060 | {"%ld", "", "d", ""}, /* Decimal format info */ | |
1061 | {"0x%lx", "0x", "x", ""}, /* Hex format info */ | |
c906108c SS |
1062 | java_op_print_tab, /* expression operators for printing */ |
1063 | 0, /* not c-style arrays */ | |
1064 | 0, /* String lower bound */ | |
c5aa993b | 1065 | &builtin_type_char, /* Type of string elements */ |
c906108c SS |
1066 | LANG_MAGIC |
1067 | }; | |
1068 | ||
1069 | void | |
fba45db2 | 1070 | _initialize_java_language (void) |
c906108c SS |
1071 | { |
1072 | ||
c5aa993b JM |
1073 | java_int_type = init_type (TYPE_CODE_INT, 4, 0, "int", NULL); |
1074 | java_short_type = init_type (TYPE_CODE_INT, 2, 0, "short", NULL); | |
1075 | java_long_type = init_type (TYPE_CODE_INT, 8, 0, "long", NULL); | |
1076 | java_byte_type = init_type (TYPE_CODE_INT, 1, 0, "byte", NULL); | |
1077 | java_boolean_type = init_type (TYPE_CODE_BOOL, 1, 0, "boolean", NULL); | |
1078 | java_char_type = init_type (TYPE_CODE_CHAR, 2, TYPE_FLAG_UNSIGNED, "char", NULL); | |
1079 | java_float_type = init_type (TYPE_CODE_FLT, 4, 0, "float", NULL); | |
1080 | java_double_type = init_type (TYPE_CODE_FLT, 8, 0, "double", NULL); | |
1081 | java_void_type = init_type (TYPE_CODE_VOID, 1, 0, "void", NULL); | |
c906108c SS |
1082 | |
1083 | add_language (&java_language_defn); | |
1084 | } | |
1085 | ||
1086 | /* Cleanup code that should be run on every "run". | |
1087 | We should use make_run_cleanup to have this be called. | |
1088 | But will that mess up values in value histry? FIXME */ | |
1089 | ||
a14ed312 | 1090 | extern void java_rerun_cleanup (void); |
392a587b | 1091 | void |
fba45db2 | 1092 | java_rerun_cleanup (void) |
c906108c SS |
1093 | { |
1094 | if (class_symtab != NULL) | |
1095 | { | |
c5aa993b | 1096 | free_symtab (class_symtab); /* ??? */ |
c906108c SS |
1097 | class_symtab = NULL; |
1098 | } | |
1099 | if (dynamics_objfile != NULL) | |
1100 | { | |
1101 | free_objfile (dynamics_objfile); | |
1102 | dynamics_objfile = NULL; | |
1103 | } | |
1104 | ||
1105 | java_object_type = NULL; | |
1106 | } |