/* Java language support routines for GDB, the GNU debugger.
- Copyright (C) 1997, 1998, 1999, 2000, 2003, 2004, 2005, 2007
+ Copyright (C) 1997, 1998, 1999, 2000, 2003, 2004, 2005, 2007, 2008, 2009
Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "symtab.h"
#include "demangle.h"
#include "dictionary.h"
#include <ctype.h>
+#include "gdb_assert.h"
struct type *java_int_type;
struct type *java_byte_type;
static int java_class_is_primitive (struct value *clas);
static struct value *java_value_string (char *ptr, int len);
-static void java_emit_char (int c, struct ui_file * stream, int quoter);
+static void java_emit_char (int c, struct type *type,
+ struct ui_file * stream, int quoter);
static char *java_class_name_from_physname (const char *physname);
obstack_alloc (&dynamics_objfile->objfile_obstack, sizeof (struct symbol));
memset (sym, 0, sizeof (struct symbol));
SYMBOL_LANGUAGE (sym) = language_java;
- DEPRECATED_SYMBOL_NAME (sym) = TYPE_TAG_NAME (type);
+ SYMBOL_SET_LINKAGE_NAME (sym, TYPE_TAG_NAME (type));
SYMBOL_CLASS (sym) = LOC_TYPEDEF;
/* SYMBOL_VALUE (sym) = valu; */
SYMBOL_TYPE (sym) = type;
java_lookup_class (char *name)
{
struct symbol *sym;
- sym = lookup_symbol (name, expression_context_block, STRUCT_DOMAIN,
- (int *) 0, (struct symtab **) NULL);
+ sym = lookup_symbol (name, expression_context_block, STRUCT_DOMAIN, NULL);
if (sym != NULL)
return SYMBOL_TYPE (sym);
#if 0
TYPE_CODE (type) = TYPE_CODE_STRUCT;
INIT_CPLUS_SPECIFIC (type);
TYPE_TAG_NAME (type) = obsavestring (name, strlen (name), &objfile->objfile_obstack);
- TYPE_FLAGS (type) |= TYPE_FLAG_STUB;
+ TYPE_STUB (type) = 1;
TYPE ? = addr;
return type;
#else
CORE_ADDR data_addr;
temp = value_struct_elt (&temp, NULL, "length", NULL, "structure");
name_length = (int) value_as_long (temp);
- data_addr = VALUE_ADDRESS (temp) + value_offset (temp)
- + TYPE_LENGTH (value_type (temp));
+ data_addr = value_address (temp) + TYPE_LENGTH (value_type (temp));
chrs = obstack_alloc (obstack, name_length + 1);
chrs[name_length] = '\0';
read_memory (data_addr, (gdb_byte *) chrs, name_length);
return NULL;
clas = value_ind (clas);
}
- addr = VALUE_ADDRESS (clas) + value_offset (clas);
+ addr = value_address (clas);
#if 0
get_java_class_symtab ();
if (type != NULL)
return type;
- type = alloc_type (objfile);
+ /* Do not use the "fake" dynamics objfile to own dynamically generated
+ types, as it does not provide an architecture, and it would not help
+ manage the lifetime of these types anyway. */
+ type = alloc_type (NULL);
TYPE_CODE (type) = TYPE_CODE_STRUCT;
INIT_CPLUS_SPECIFIC (type);
struct objfile *objfile = get_dynamics_objfile ();
struct type *tsuper;
+ gdb_assert (name != NULL);
unqualified_name = strrchr (name, '.');
if (unqualified_name == NULL)
unqualified_name = name;
temp = clas;
temp = value_struct_elt (&temp, NULL, "superclass", NULL, "structure");
- if (name != NULL && strcmp (name, "java.lang.Object") == 0)
+ if (strcmp (name, "java.lang.Object") == 0)
{
tsuper = get_java_object_type ();
if (tsuper && TYPE_CODE (tsuper) == TYPE_CODE_PTR)
fields = NULL;
nfields--; /* First set up dummy "class" field. */
- SET_FIELD_PHYSADDR (TYPE_FIELD (type, nfields),
- VALUE_ADDRESS (clas) + value_offset (clas));
+ SET_FIELD_PHYSADDR (TYPE_FIELD (type, nfields), value_address (clas));
TYPE_FIELD_NAME (type, nfields) = "class";
TYPE_FIELD_TYPE (type, nfields) = value_type (clas);
SET_TYPE_FIELD_PRIVATE (type, nfields);
}
else
{ /* Re-use field value for next field. */
- VALUE_ADDRESS (field) += TYPE_LENGTH (value_type (field));
+ CORE_ADDR addr
+ = value_address (field) + TYPE_LENGTH (value_type (field));
+ set_value_address (field, addr);
set_value_lazy (field, 1);
}
temp = field;
}
else
{ /* Re-use method value for next method. */
- VALUE_ADDRESS (method) += TYPE_LENGTH (value_type (method));
+ CORE_ADDR addr
+ = value_address (method) + TYPE_LENGTH (value_type (method));
+ set_value_address (method, addr);
set_value_lazy (method, 1);
}
}
fn_fields[k].physname = "";
fn_fields[k].is_stub = 1;
- fn_fields[k].type = make_function_type (java_void_type, NULL); /* FIXME */
+ /* FIXME */
+ fn_fields[k].type = lookup_function_type (java_void_type);
TYPE_CODE (fn_fields[k].type) = TYPE_CODE_METHOD;
}
if (java_object_type == NULL)
{
struct symbol *sym;
- sym = lookup_symbol ("java.lang.Object", NULL, STRUCT_DOMAIN,
- (int *) 0, (struct symtab **) NULL);
+ sym = lookup_symbol ("java.lang.Object", NULL, STRUCT_DOMAIN, NULL);
if (sym == NULL)
error (_("cannot find java.lang.Object"));
java_object_type = SYMBOL_TYPE (sym);
}
int
-get_java_object_header_size (void)
+get_java_object_header_size (struct gdbarch *gdbarch)
{
struct type *objtype = get_java_object_type ();
if (objtype == NULL)
- return (2 * gdbarch_ptr_bit (current_gdbarch) / TARGET_CHAR_BIT);
+ return (2 * gdbarch_ptr_bit (gdbarch) / TARGET_CHAR_BIT);
else
return TYPE_LENGTH (objtype);
}
while (dims-- > 0)
{
- range_type = create_range_type (NULL, builtin_type_int, 0, 0);
+ range_type = create_range_type (NULL, builtin_type_int32, 0, 0);
/* FIXME This is bogus! Java arrays are not gdb arrays! */
type = create_array_type (NULL, type, range_type);
}
characters and strings is language specific. */
static void
-java_emit_char (int c, struct ui_file *stream, int quoter)
+java_emit_char (int c, struct type *type, struct ui_file *stream, int quoter)
{
switch (c)
{
if (noside == EVAL_AVOID_SIDE_EFFECTS)
return value_zero (el_type, VALUE_LVAL (arg1));
address = value_as_address (arg1);
- address += JAVA_OBJECT_SIZE;
+ address += get_java_object_header_size (exp->gdbarch);
read_memory (address, buf4, 4);
length = (long) extract_signed_integer (buf4, 4);
index = (long) value_as_long (arg2);
standard:
return evaluate_subexp_standard (expect_type, exp, pos, noside);
nosideret:
- return value_from_longest (builtin_type_long, (LONGEST) 1);
-}
-
-static struct type *
-java_create_fundamental_type (struct objfile *objfile, int typeid)
-{
- switch (typeid)
- {
- case FT_VOID:
- return java_void_type;
- case FT_BOOLEAN:
- return java_boolean_type;
- case FT_CHAR:
- return java_char_type;
- case FT_FLOAT:
- return java_float_type;
- case FT_DBL_PREC_FLOAT:
- return java_double_type;
- case FT_BYTE:
- case FT_SIGNED_CHAR:
- return java_byte_type;
- case FT_SHORT:
- case FT_SIGNED_SHORT:
- return java_short_type;
- case FT_INTEGER:
- case FT_SIGNED_INTEGER:
- return java_int_type;
- case FT_LONG:
- case FT_SIGNED_LONG:
- return java_long_type;
- }
- return c_create_fundamental_type (objfile, typeid);
+ return value_from_longest (builtin_type_int8, (LONGEST) 1);
}
static char *java_demangle (const char *mangled, int options)
{NULL, 0, 0, 0}
};
+enum java_primitive_types
+{
+ java_primitive_type_int,
+ java_primitive_type_short,
+ java_primitive_type_long,
+ java_primitive_type_byte,
+ java_primitive_type_boolean,
+ java_primitive_type_char,
+ java_primitive_type_float,
+ java_primitive_type_double,
+ java_primitive_type_void,
+ nr_java_primitive_types
+};
+
+static void
+java_language_arch_info (struct gdbarch *gdbarch,
+ struct language_arch_info *lai)
+{
+ lai->string_char_type = java_char_type;
+ lai->primitive_type_vector
+ = GDBARCH_OBSTACK_CALLOC (gdbarch, nr_java_primitive_types + 1,
+ struct type *);
+ lai->primitive_type_vector [java_primitive_type_int]
+ = java_int_type;
+ lai->primitive_type_vector [java_primitive_type_short]
+ = java_short_type;
+ lai->primitive_type_vector [java_primitive_type_long]
+ = java_long_type;
+ lai->primitive_type_vector [java_primitive_type_byte]
+ = java_byte_type;
+ lai->primitive_type_vector [java_primitive_type_boolean]
+ = java_boolean_type;
+ lai->primitive_type_vector [java_primitive_type_char]
+ = java_char_type;
+ lai->primitive_type_vector [java_primitive_type_float]
+ = java_float_type;
+ lai->primitive_type_vector [java_primitive_type_double]
+ = java_double_type;
+ lai->primitive_type_vector [java_primitive_type_void]
+ = java_void_type;
+
+ lai->bool_type_symbol = "boolean";
+ lai->bool_type_default = java_boolean_type;
+}
+
const struct exp_descriptor exp_descriptor_java =
{
print_subexp_standard,
{
"java", /* Language name */
language_java,
- NULL,
range_check_off,
type_check_off,
case_sensitive_on,
array_row_major,
+ macro_expansion_no,
&exp_descriptor_java,
java_parse,
java_error,
c_printchar, /* Print a character constant */
c_printstr, /* Function to print string constant */
java_emit_char, /* Function to print a single character */
- java_create_fundamental_type, /* Create fundamental type in this language */
java_print_type, /* Print a type using appropriate syntax */
+ default_print_typedef, /* Print a typedef using appropriate syntax */
java_val_print, /* Print a value using appropriate syntax */
java_value_print, /* Print a top-level value */
NULL, /* Language specific skip_trampoline */
- value_of_this, /* value_of_this */
+ "this", /* name_of_this */
basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
basic_lookup_transparent_type,/* lookup_transparent_type */
java_demangle, /* Language specific symbol demangler */
java_op_print_tab, /* expression operators for printing */
0, /* not c-style arrays */
0, /* String lower bound */
- NULL,
default_word_break_characters,
- c_language_arch_info,
+ default_make_symbol_completion_list,
+ java_language_arch_info,
default_print_array_index,
+ default_pass_by_reference,
+ default_get_string,
LANG_MAGIC
};
add_language (&java_language_defn);
}
-
-/* Cleanup code that should be run on every "run".
- We should use make_run_cleanup to have this be called.
- But will that mess up values in value histry? FIXME */
-
-extern void java_rerun_cleanup (void);
-void
-java_rerun_cleanup (void)
-{
- if (class_symtab != NULL)
- {
- free_symtab (class_symtab); /* ??? */
- class_symtab = NULL;
- }
- if (dynamics_objfile != NULL)
- {
- free_objfile (dynamics_objfile);
- dynamics_objfile = NULL;
- }
-
- java_object_type = NULL;
-}