1 /* Java language support routines for GDB, the GNU debugger.
2 Copyright 1997 Free Software Foundation, Inc.
4 This file is part of GDB.
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.
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.
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, Boston, MA 02111-1307, USA. */
23 #include "expression.h"
24 #include "parser-defs.h"
30 #include "gdb_string.h"
36 struct type
*java_int_type
;
37 struct type
*java_byte_type
;
38 struct type
*java_short_type
;
39 struct type
*java_long_type
;
40 struct type
*java_boolean_type
;
41 struct type
*java_char_type
;
42 struct type
*java_float_type
;
43 struct type
*java_double_type
;
44 struct type
*java_void_type
;
46 struct type
*java_object_type
;
48 /* This objfile contains symtabs that have been dynamically created
49 to record dynamically loaded Java classes and dynamically
50 compiled java methods. */
51 struct objfile
*dynamics_objfile
= NULL
;
53 struct type
*java_link_class_type
PARAMS((struct type
*, value_ptr
));
56 get_dynamics_objfile ()
58 if (dynamics_objfile
== NULL
)
60 dynamics_objfile
= allocate_objfile (NULL
, 0);
62 return dynamics_objfile
;
66 /* symtab contains classes read from the inferior. */
68 static struct symtab
*class_symtab
= NULL
;
70 /* Maximum number of class in class_symtab before relocation is needed. */
72 static int class_symtab_space
;
75 get_java_class_symtab ()
77 if (class_symtab
== NULL
)
79 struct objfile
*objfile
= get_dynamics_objfile();
80 struct blockvector
*bv
;
82 class_symtab
= allocate_symtab ("<java-classes>", objfile
);
83 class_symtab
->language
= language_java
;
84 bv
= (struct blockvector
*)
85 obstack_alloc (&objfile
->symbol_obstack
, sizeof (struct blockvector
));
86 BLOCKVECTOR_NBLOCKS (bv
) = 1;
87 BLOCKVECTOR (class_symtab
) = bv
;
89 /* Allocate dummy STATIC_BLOCK. */
91 obstack_alloc (&objfile
->symbol_obstack
, sizeof (struct block
));
95 BLOCK_FUNCTION (bl
) = NULL
;
96 BLOCK_SUPERBLOCK (bl
) = NULL
;
97 BLOCK_GCC_COMPILED (bl
) = 0;
98 BLOCKVECTOR_BLOCK (bv
, STATIC_BLOCK
) = bl
;
100 /* Allocate GLOBAL_BLOCK. This has to be relocatable. */
101 class_symtab_space
= 128;
102 bl
= (struct block
*)
103 mmalloc (objfile
->md
,
104 sizeof (struct block
)
105 + ((class_symtab_space
- 1) * sizeof (struct symbol
*)));
106 *bl
= *BLOCKVECTOR_BLOCK (bv
, STATIC_BLOCK
);
107 BLOCKVECTOR_BLOCK (bv
, GLOBAL_BLOCK
) = bl
;
108 class_symtab
->free_ptr
= (char *) bl
;
114 add_class_symtab_symbol (sym
)
117 struct symtab
*symtab
= get_java_class_symtab ();
118 struct blockvector
*bv
= BLOCKVECTOR (symtab
);
119 struct block
*bl
= BLOCKVECTOR_BLOCK (bv
, GLOBAL_BLOCK
);
120 if (BLOCK_NSYMS (bl
) >= class_symtab_space
)
122 /* Need to re-allocate. */
123 class_symtab_space
*= 2;
124 bl
= (struct block
*)
125 mrealloc (symtab
->objfile
->md
, bl
,
126 sizeof (struct block
)
127 + ((class_symtab_space
- 1) * sizeof (struct symbol
*)));
128 class_symtab
->free_ptr
= (char *) bl
;
129 BLOCKVECTOR_BLOCK (bv
, GLOBAL_BLOCK
) = bl
;
132 BLOCK_SYM (bl
, BLOCK_NSYMS (bl
)) = sym
;
133 BLOCK_NSYMS (bl
) = BLOCK_NSYMS (bl
) + 1;
137 add_class_symbol (type
, addr
)
142 sym
= (struct symbol
*)
143 obstack_alloc (&dynamics_objfile
->symbol_obstack
, sizeof (struct symbol
));
144 memset (sym
, 0, sizeof (struct symbol
));
145 SYMBOL_LANGUAGE (sym
) = language_java
;
146 SYMBOL_NAME (sym
) = TYPE_NAME (type
);
147 SYMBOL_CLASS (sym
) = LOC_TYPEDEF
;
148 /* SYMBOL_VALUE (sym) = valu;*/
149 SYMBOL_TYPE (sym
) = type
;
150 SYMBOL_NAMESPACE (sym
) = STRUCT_NAMESPACE
;
151 SYMBOL_VALUE_ADDRESS (sym
) = addr
;
157 java_lookup_class (name
)
161 sym
= lookup_symbol (name
, expression_context_block
, STRUCT_NAMESPACE
,
162 (int *) 0, (struct symtab
**) NULL
);
164 return SYMBOL_TYPE (sym
);
167 if (called from parser
)
169 call
lookup_class (or similar
) in inferior
;
172 addr
= found in inferior
;
177 type
= alloc_type (objfile
);
178 TYPE_CODE (type
) = TYPE_CODE_STRUCT
;
179 INIT_CPLUS_SPECIFIC (type
);
180 TYPE_NAME (type
) = obsavestring (name
, strlen(name
), &objfile
->type_obstack
);
181 TYPE_FLAGS (type
) |= TYPE_FLAG_STUB
;
185 /* FIXME - should search inferior's symbol table. */
190 /* Return a nul-terminated string (allocated on OBSTACK) for
191 a name given by NAME (which has type Utf8Const*). */
194 get_java_utf8_name (obstack
, name
)
195 struct obstack
*obstack
;
199 value_ptr temp
= name
;
202 temp
= value_struct_elt (&temp
, NULL
, "length", NULL
, "structure");
203 name_length
= (int) value_as_long (temp
);
204 data_addr
= VALUE_ADDRESS (temp
) + VALUE_OFFSET (temp
)
205 + TYPE_LENGTH (VALUE_TYPE (temp
));
206 chrs
= obstack_alloc (obstack
, name_length
+1);
207 chrs
[name_length
] = '\0';
208 read_memory_section (data_addr
, chrs
, name_length
, NULL
);
213 java_class_from_object (obj_val
)
216 value_ptr dtable_val
= value_struct_elt (&obj_val
, NULL
, "dtable", NULL
, "structure");
217 return value_struct_elt (&dtable_val
, NULL
, "class", NULL
, "structure");
220 /* Check if CLASS_IS_PRIMITIVE(value of clas): */
222 java_class_is_primitive (clas
)
225 value_ptr dtable
= value_struct_elt (&clas
, NULL
, "dtable", NULL
, "struct");
226 CORE_ADDR i
= value_as_pointer (dtable
);
227 return (int) (i
& 0x7fffffff) == (int) 0x7fffffff;
230 /* Read a Kaffe Class object, and generated a gdb (TYPE_CODE_STRUCT) type. */
233 type_from_class (clas
)
239 struct objfile
*objfile
;
247 type
= check_typedef (VALUE_TYPE (clas
));
248 if (TYPE_CODE (type
) == TYPE_CODE_PTR
)
250 if (value_logical_not (clas
))
252 clas
= value_ind (clas
);
254 addr
= VALUE_ADDRESS (clas
) + VALUE_OFFSET (clas
);
257 get_java_class_symtab ();
258 bl
= BLOCKVECTOR_BLOCK (BLOCKVECTOR (class_symtab
), GLOBAL_BLOCK
);
259 for (i
= BLOCK_NSYMS (bl
); --i
>= 0; )
261 struct symbol
*sym
= BLOCK_SYM (bl
, i
);
262 if (SYMBOL_VALUE_ADDRESS (sym
) == addr
)
263 return SYMBOL_TYPE (sym
);
267 objfile
= get_dynamics_objfile();
268 if (java_class_is_primitive (clas
))
272 sig
= value_struct_elt (&temp
, NULL
, "msize", NULL
, "structure");
273 return java_primitive_type (value_as_long (sig
));
276 /* Get Class name. */
277 /* if clasloader non-null, prepend loader address. FIXME */
279 utf8_name
= value_struct_elt (&temp
, NULL
, "name", NULL
, "structure");
280 name
= get_java_utf8_name (&objfile
->type_obstack
, utf8_name
);
281 for (nptr
= name
; *nptr
!= 0; nptr
++)
287 type
= java_lookup_class (name
);
291 type
= alloc_type (objfile
);
292 TYPE_CODE (type
) = TYPE_CODE_STRUCT
;
293 INIT_CPLUS_SPECIFIC (type
);
299 /* Set array element type. */
300 temp
= value_struct_elt (&temp
, NULL
, "methods", NULL
, "structure");
301 VALUE_TYPE (temp
) = lookup_pointer_type (VALUE_TYPE (clas
));
302 TYPE_TARGET_TYPE (type
) = type_from_class (temp
);
305 ALLOCATE_CPLUS_STRUCT_TYPE (type
);
306 TYPE_NAME (type
) = name
;
308 add_class_symtab_symbol (add_class_symbol (type
, addr
));
309 return java_link_class_type (type
, clas
);
312 /* Fill in class TYPE with data from the CLAS value. */
315 java_link_class_type (type
, clas
)
320 char *unqualified_name
;
321 char *name
= TYPE_NAME (type
);
322 int ninterfaces
, nfields
, nmethods
;
323 int type_is_object
= 0;
324 struct fn_field
*fn_fields
;
325 struct fn_fieldlist
*fn_fieldlists
;
326 value_ptr fields
, field
, method
, methods
;
328 struct objfile
*objfile
= get_dynamics_objfile();
331 unqualified_name
= strrchr (name
, '.');
332 if (unqualified_name
== NULL
)
333 unqualified_name
= name
;
336 temp
= value_struct_elt (&temp
, NULL
, "superclass", NULL
, "structure");
337 if (name
!= NULL
&& strcmp (name
, "java.lang.Object") == 0)
339 tsuper
= get_java_object_type ();
340 if (tsuper
&& TYPE_CODE (tsuper
) == TYPE_CODE_PTR
)
341 tsuper
= TYPE_TARGET_TYPE (tsuper
);
345 tsuper
= type_from_class (temp
);
351 ninterfaces
= value_as_long (value_struct_elt (&temp
, NULL
, "interface_len", NULL
, "structure"));
353 TYPE_N_BASECLASSES (type
) = (tsuper
== NULL
? 0 : 1) + ninterfaces
;
355 nfields
= value_as_long (value_struct_elt (&temp
, NULL
, "nfields", NULL
, "structure"));
356 nfields
+= TYPE_N_BASECLASSES (type
);
357 nfields
++; /* Add one for dummy "class" field. */
358 TYPE_NFIELDS (type
) = nfields
;
359 TYPE_FIELDS (type
) = (struct field
*)
360 TYPE_ALLOC (type
, sizeof (struct field
) * nfields
);
362 memset (TYPE_FIELDS (type
), 0, sizeof (struct field
) * nfields
);
364 TYPE_FIELD_PRIVATE_BITS (type
) =
365 (B_TYPE
*) TYPE_ALLOC (type
, B_BYTES (nfields
));
366 B_CLRALL (TYPE_FIELD_PRIVATE_BITS (type
), nfields
);
368 TYPE_FIELD_PROTECTED_BITS (type
) =
369 (B_TYPE
*) TYPE_ALLOC (type
, B_BYTES (nfields
));
370 B_CLRALL (TYPE_FIELD_PROTECTED_BITS (type
), nfields
);
372 TYPE_FIELD_IGNORE_BITS (type
) =
373 (B_TYPE
*) TYPE_ALLOC (type
, B_BYTES (nfields
));
374 B_CLRALL (TYPE_FIELD_IGNORE_BITS (type
), nfields
);
376 TYPE_FIELD_VIRTUAL_BITS (type
) = (B_TYPE
*)
377 TYPE_ALLOC (type
, B_BYTES (TYPE_N_BASECLASSES (type
)));
378 B_CLRALL (TYPE_FIELD_VIRTUAL_BITS (type
), TYPE_N_BASECLASSES (type
));
382 TYPE_BASECLASS (type
, 0) = tsuper
;
384 SET_TYPE_FIELD_PRIVATE (type
, 0);
389 temp
= value_struct_elt (&temp
, NULL
, "bfsize", NULL
, "structure");
390 TYPE_LENGTH (type
) = value_as_long (temp
);
393 nfields
--; /* First set up dummy "class" field. */
394 SET_FIELD_PHYSADDR (TYPE_FIELD (type
, nfields
),
395 VALUE_ADDRESS (clas
) + VALUE_OFFSET (clas
));
396 TYPE_FIELD_NAME (type
, nfields
) = "super";
397 TYPE_FIELD_TYPE (type
, nfields
) = VALUE_TYPE (clas
);
398 SET_TYPE_FIELD_PRIVATE (type
, nfields
);
400 for (i
= TYPE_N_BASECLASSES (type
); i
< nfields
; i
++)
407 fields
= value_struct_elt (&temp
, NULL
, "fields", NULL
, "structure");
408 field
= value_ind (fields
);
411 { /* Re-use field value for next field. */
412 VALUE_ADDRESS (field
) += TYPE_LENGTH (VALUE_TYPE (field
));
413 VALUE_LAZY (field
) = 1;
416 temp
= value_struct_elt (&temp
, NULL
, "name", NULL
, "structure");
417 TYPE_FIELD_NAME (type
, i
) =
418 get_java_utf8_name (&objfile
->type_obstack
, temp
);
420 accflags
= value_as_long (value_struct_elt (&temp
, NULL
, "accflags",
423 temp
= value_struct_elt (&temp
, NULL
, "info", NULL
, "structure");
424 boffset
= value_as_long (value_struct_elt (&temp
, NULL
, "boffset",
426 if (accflags
& 0x0001) /* public access */
430 if (accflags
& 0x0002) /* private access */
432 SET_TYPE_FIELD_PRIVATE (type
, i
);
434 if (accflags
& 0x0004) /* protected access */
436 SET_TYPE_FIELD_PROTECTED (type
, i
);
438 if (accflags
& 0x0008) /* ACC_STATIC */
439 SET_FIELD_PHYSADDR(TYPE_FIELD(type
, i
), boffset
);
441 TYPE_FIELD_BITPOS (type
, i
) = 8 * boffset
;
442 if (accflags
& 0x8000) /* FIELD_UNRESOLVED_FLAG */
444 TYPE_FIELD_TYPE (type
, i
) = get_java_object_type (); /* FIXME */
450 temp
= value_struct_elt (&temp
, NULL
, "type", NULL
, "structure");
451 ftype
= type_from_class (temp
);
452 if (TYPE_CODE (ftype
) == TYPE_CODE_STRUCT
)
453 ftype
= lookup_pointer_type (ftype
);
454 TYPE_FIELD_TYPE (type
, i
) = ftype
;
459 nmethods
= value_as_long (value_struct_elt (&temp
, NULL
, "nmethods",
461 TYPE_NFN_FIELDS_TOTAL (type
) = nmethods
;
462 j
= nmethods
* sizeof (struct fn_field
);
463 fn_fields
= (struct fn_field
*)
464 obstack_alloc (&dynamics_objfile
->symbol_obstack
, j
);
465 memset (fn_fields
, 0, j
);
466 fn_fieldlists
= (struct fn_fieldlist
*)
467 alloca (nmethods
* sizeof (struct fn_fieldlist
));
470 for (i
= 0; i
< nmethods
; i
++)
477 methods
= value_struct_elt (&temp
, NULL
, "methods", NULL
, "structure");
478 method
= value_ind (methods
);
481 { /* Re-use method value for next method. */
482 VALUE_ADDRESS (method
) += TYPE_LENGTH (VALUE_TYPE (method
));
483 VALUE_LAZY (method
) = 1;
486 /* Get method name. */
488 temp
= value_struct_elt (&temp
, NULL
, "name", NULL
, "structure");
489 mname
= get_java_utf8_name (&objfile
->type_obstack
, temp
);
490 if (strcmp (mname
, "<init>") == 0)
491 mname
= unqualified_name
;
493 /* Check for an existing method with the same name.
494 * This makes building the fn_fieldslists an O(nmethods**2)
495 * operation. That could be using hashing, but I doubt it
496 * is worth it. Note that we do maintain the order of methods
497 * in the inferior's Method table (as long as that is grouped
498 * by method name), which I think is desirable. --PB */
499 for (k
= 0, j
= TYPE_NFN_FIELDS (type
); ; )
502 { /* No match - new method name. */
503 j
= TYPE_NFN_FIELDS(type
)++;
504 fn_fieldlists
[j
].name
= mname
;
505 fn_fieldlists
[j
].length
= 1;
506 fn_fieldlists
[j
].fn_fields
= &fn_fields
[i
];
510 if (strcmp (mname
, fn_fieldlists
[j
].name
) == 0)
511 { /* Found an existing method with the same name. */
513 if (mname
!= unqualified_name
)
514 obstack_free (&objfile
->type_obstack
, mname
);
515 mname
= fn_fieldlists
[j
].name
;
516 fn_fieldlists
[j
].length
++;
517 k
= i
- k
; /* Index of new slot. */
518 /* Shift intervening fn_fields (between k and i) down. */
519 for (l
= i
; l
> k
; l
--) fn_fields
[l
] = fn_fields
[l
-1];
520 for (l
= TYPE_NFN_FIELDS (type
); --l
> j
; )
521 fn_fieldlists
[l
].fn_fields
++;
524 k
+= fn_fieldlists
[j
].length
;
526 fn_fields
[k
].physname
= "";
527 fn_fields
[k
].is_stub
= 1;
528 fn_fields
[k
].type
= make_function_type (java_void_type
, NULL
); /* FIXME*/
529 TYPE_CODE (fn_fields
[k
].type
) = TYPE_CODE_METHOD
;
532 j
= TYPE_NFN_FIELDS(type
) * sizeof (struct fn_fieldlist
);
533 TYPE_FN_FIELDLISTS (type
) = (struct fn_fieldlist
*)
534 obstack_alloc (&dynamics_objfile
->symbol_obstack
, j
);
535 memcpy (TYPE_FN_FIELDLISTS (type
), fn_fieldlists
, j
);
541 get_java_object_type ()
543 return java_object_type
;
547 is_object_type (type
)
550 CHECK_TYPEDEF (type
);
551 if (TYPE_CODE (type
) == TYPE_CODE_PTR
)
553 struct type
*ttype
= check_typedef (TYPE_TARGET_TYPE (type
));
555 if (TYPE_CODE (ttype
) != TYPE_CODE_STRUCT
)
557 while (TYPE_N_BASECLASSES (ttype
) > 0)
558 ttype
= TYPE_BASECLASS (ttype
, 0);
559 name
= TYPE_NAME (ttype
);
560 if (name
!= NULL
&& strcmp (name
, "java.lang.Object") == 0)
562 name
= TYPE_NFIELDS (ttype
) > 0 ? TYPE_FIELD_NAME (ttype
, 0) : (char*)0;
563 if (name
!= NULL
&& strcmp (name
, "dtable") == 0)
565 if (java_object_type
== NULL
)
566 java_object_type
= type
;
574 java_primitive_type (signature
)
579 case 'B': return java_byte_type
;
580 case 'S': return java_short_type
;
581 case 'I': return java_int_type
;
582 case 'J': return java_long_type
;
583 case 'Z': return java_boolean_type
;
584 case 'C': return java_char_type
;
585 case 'F': return java_float_type
;
586 case 'D': return java_double_type
;
587 case 'V': return java_void_type
;
589 error ("unknown signature '%c' for primitive type", (char) signature
);
592 /* Return the demangled name of the Java type signature string SIGNATURE,
593 as a freshly allocated copy. */
596 java_demangle_type_signature (signature
)
603 while (*signature
== '[')
608 switch (signature
[0])
611 /* Substract 2 for 'L' and ';', but add 1 for final nul. */
612 result
= xmalloc (strlen (signature
) - 1 + 2 * array
);
615 for ( ; *signature
!= ';' && *signature
!= '\0'; signature
++)
617 if (*signature
== '/')
624 ptr
= TYPE_NAME (java_primitive_type (signature
[0]));
626 result
= xmalloc (i
+ 1 + 2 * array
);
627 strcpy (result
, ptr
);
641 java_lookup_type (signature
)
644 switch (signature
[0])
648 error ("java_lookup_type not fully inmplemented");
650 return java_primitive_type (signature
[0]);
654 /* Return the type of TYPE followed by DIMS pairs of [ ].
655 If DIMS == 0, TYPE is returned. */
658 java_array_type (type
, dims
)
664 error ("array types not implemented");
667 /* Create a Java string in the inferior from a (Utf8) literal. */
670 java_value_string (ptr
, len
)
674 error ("not implemented - java_value_string"); /* FIXME */
678 evaluate_subexp_java (expect_type
, exp
, pos
, noside
)
679 struct type
*expect_type
;
680 register struct expression
*exp
;
686 enum exp_opcode op
= exp
->elts
[*pos
].opcode
;
691 if (noside
== EVAL_SKIP
)
694 arg1
= evaluate_subexp_standard (expect_type
, exp
, pos
, EVAL_NORMAL
);
695 if (is_object_type (VALUE_TYPE (arg1
)))
697 struct type
*type
= type_from_class (java_class_from_object (arg1
));
698 arg1
= value_cast (lookup_pointer_type (type
), arg1
);
700 if (noside
== EVAL_SKIP
)
702 return value_ind (arg1
);
705 i
= longest_to_int (exp
->elts
[pc
+ 1].longconst
);
706 (*pos
) += 3 + BYTES_TO_EXP_ELEM (i
+ 1);
707 if (noside
== EVAL_SKIP
)
709 return java_value_string (&exp
->elts
[pc
+ 2].string
, i
);
710 case STRUCTOP_STRUCT
:
711 arg1
= evaluate_subexp_standard (expect_type
, exp
, pos
, noside
);
712 /* Convert object field (such as .class) to reference. */
713 if (TYPE_CODE (VALUE_TYPE (arg1
)) == TYPE_CODE_STRUCT
)
714 arg1
= value_addr (arg1
);
720 return evaluate_subexp_standard (expect_type
, exp
, pos
, noside
);
722 return value_from_longest (builtin_type_long
, (LONGEST
) 1);
726 java_create_fundamental_type (objfile
, typeid)
727 struct objfile
*objfile
;
732 case FT_VOID
: return java_void_type
;
733 case FT_BOOLEAN
: return java_boolean_type
;
734 case FT_CHAR
: return java_char_type
;
735 case FT_FLOAT
: return java_float_type
;
736 case FT_DBL_PREC_FLOAT
: return java_double_type
;
737 case FT_BYTE
: case FT_SIGNED_CHAR
: return java_byte_type
;
738 case FT_SHORT
: case FT_SIGNED_SHORT
: return java_short_type
;
739 case FT_INTEGER
: case FT_SIGNED_INTEGER
: return java_int_type
;
740 case FT_LONG
: case FT_SIGNED_LONG
: return java_long_type
;
742 return c_create_fundamental_type (objfile
, typeid);
745 /* Table mapping opcodes into strings for printing operators
746 and precedences of the operators. */
748 const struct op_print java_op_print_tab
[] =
750 {",", BINOP_COMMA
, PREC_COMMA
, 0},
751 {"=", BINOP_ASSIGN
, PREC_ASSIGN
, 1},
752 {"||", BINOP_LOGICAL_OR
, PREC_LOGICAL_OR
, 0},
753 {"&&", BINOP_LOGICAL_AND
, PREC_LOGICAL_AND
, 0},
754 {"|", BINOP_BITWISE_IOR
, PREC_BITWISE_IOR
, 0},
755 {"^", BINOP_BITWISE_XOR
, PREC_BITWISE_XOR
, 0},
756 {"&", BINOP_BITWISE_AND
, PREC_BITWISE_AND
, 0},
757 {"==", BINOP_EQUAL
, PREC_EQUAL
, 0},
758 {"!=", BINOP_NOTEQUAL
, PREC_EQUAL
, 0},
759 {"<=", BINOP_LEQ
, PREC_ORDER
, 0},
760 {">=", BINOP_GEQ
, PREC_ORDER
, 0},
761 {">", BINOP_GTR
, PREC_ORDER
, 0},
762 {"<", BINOP_LESS
, PREC_ORDER
, 0},
763 {">>", BINOP_RSH
, PREC_SHIFT
, 0},
764 {"<<", BINOP_LSH
, PREC_SHIFT
, 0},
766 {">>>", BINOP_
???, PREC_SHIFT
, 0},
768 {"+", BINOP_ADD
, PREC_ADD
, 0},
769 {"-", BINOP_SUB
, PREC_ADD
, 0},
770 {"*", BINOP_MUL
, PREC_MUL
, 0},
771 {"/", BINOP_DIV
, PREC_MUL
, 0},
772 {"%", BINOP_REM
, PREC_MUL
, 0},
773 {"-", UNOP_NEG
, PREC_PREFIX
, 0},
774 {"!", UNOP_LOGICAL_NOT
, PREC_PREFIX
, 0},
775 {"~", UNOP_COMPLEMENT
, PREC_PREFIX
, 0},
776 {"*", UNOP_IND
, PREC_PREFIX
, 0},
778 {"instanceof", ???, ???, 0},
780 {"++", UNOP_PREINCREMENT
, PREC_PREFIX
, 0},
781 {"--", UNOP_PREDECREMENT
, PREC_PREFIX
, 0},
785 const struct language_defn java_language_defn
= {
786 "java", /* Language name */
793 evaluate_subexp_java
,
794 c_printchar
, /* Print a character constant */
795 c_printstr
, /* Function to print string constant */
796 java_create_fundamental_type
, /* Create fundamental type in this language */
797 java_print_type
, /* Print a type using appropriate syntax */
798 java_val_print
, /* Print a value using appropriate syntax */
799 java_value_print
, /* Print a top-level value */
800 {"", "", "", ""}, /* Binary format info */
801 {"0%lo", "0", "o", ""}, /* Octal format info */
802 {"%ld", "", "d", ""}, /* Decimal format info */
803 {"0x%lx", "0x", "x", ""}, /* Hex format info */
804 java_op_print_tab
, /* expression operators for printing */
805 1, /* c-style arrays */
806 0, /* String lower bound */
807 &builtin_type_char
, /* Type of string elements */
812 _initialize_jave_language ()
815 java_int_type
= init_type (TYPE_CODE_INT
, 4, 0, "int", NULL
);
816 java_short_type
= init_type (TYPE_CODE_INT
, 2, 0, "short", NULL
);
817 java_long_type
= init_type (TYPE_CODE_INT
, 8, 0, "long", NULL
);
818 java_byte_type
= init_type (TYPE_CODE_INT
, 1, 0, "byte", NULL
);
819 java_boolean_type
= init_type (TYPE_CODE_BOOL
, 1, 0, "boolean", NULL
);
820 java_char_type
= init_type (TYPE_CODE_CHAR
, 2, 0, "char", NULL
);
821 java_float_type
= init_type (TYPE_CODE_FLT
, 4, 0, "float", NULL
);
822 java_double_type
= init_type (TYPE_CODE_FLT
, 8, 0, "double", NULL
);
823 java_void_type
= init_type (TYPE_CODE_VOID
, 1, 0, "void", NULL
);
825 add_language (&java_language_defn
);
828 /* Cleanup code that should be run on every "run".
829 We should use make_run_cleanup to have this be called.
830 But will that mess up values in value histry? FIXME */
832 void java_rerun_cleanup ()
834 if (class_symtab
!= NULL
)
836 free_symtab (class_symtab
); /* ??? */
839 if (dynamics_objfile
!= NULL
)
841 free_objfile (dynamics_objfile
);
842 dynamics_objfile
= NULL
;
845 java_object_type
= NULL
;