/* Java language support routines for GDB, the GNU debugger.
- Copyright (C) 1997, 1998, 1999, 2000, 2003, 2004, 2005, 2007, 2008, 2009,
- 2010, 2011 Free Software Foundation, Inc.
+ Copyright (C) 1997-2016 Free Software Foundation, Inc.
This file is part of GDB.
#include "expression.h"
#include "parser-defs.h"
#include "language.h"
-#include "gdbtypes.h"
-#include "symtab.h"
#include "symfile.h"
#include "objfiles.h"
-#include "gdb_string.h"
#include "value.h"
#include "c-lang.h"
#include "jv-lang.h"
+#include "varobj.h"
#include "gdbcore.h"
#include "block.h"
#include "demangle.h"
#include "dictionary.h"
#include <ctype.h>
-#include "gdb_assert.h"
+#include "charset.h"
+#include "valprint.h"
+#include "cp-support.h"
/* Local functions */
extern void _initialize_java_language (void);
-static int java_demangled_signature_length (char *);
-static void java_demangled_signature_copy (char *, char *);
+static int java_demangled_signature_length (const char *);
+static void java_demangled_signature_copy (char *, const char *);
-static struct symtab *get_java_class_symtab (struct gdbarch *gdbarch);
+static struct compunit_symtab *get_java_class_symtab (struct gdbarch *gdbarch);
static char *get_java_utf8_name (struct obstack *obstack, struct value *name);
static int java_class_is_primitive (struct value *clas);
static struct value *java_value_string (char *ptr, int len);
static void
jv_per_objfile_free (struct objfile *objfile, void *data)
{
- struct jv_per_objfile_data *jv_data = data;
+ struct jv_per_objfile_data *jv_data = (struct jv_per_objfile_data *) data;
struct objfile *dynamics_objfile;
- dynamics_objfile = program_space_data (current_program_space,
- jv_dynamics_progspace_key);
+ dynamics_objfile
+ = (struct objfile *) program_space_data (current_program_space,
+ jv_dynamics_progspace_key);
gdb_assert (objfile == dynamics_objfile);
if (jv_data->dict)
{
struct objfile *dynamics_objfile;
- dynamics_objfile = program_space_data (current_program_space,
- jv_dynamics_progspace_key);
+ dynamics_objfile
+ = (struct objfile *) program_space_data (current_program_space,
+ jv_dynamics_progspace_key);
if (dynamics_objfile == NULL)
{
/* Mark it as shared so that it is cleared when the inferior is
re-run. */
- dynamics_objfile = allocate_objfile (NULL, OBJF_SHARED);
- dynamics_objfile->gdbarch = gdbarch;
+ dynamics_objfile = allocate_objfile (NULL, NULL,
+ OBJF_SHARED | OBJF_NOT_FILENAME);
+ dynamics_objfile->per_bfd->gdbarch = gdbarch;
data = XCNEW (struct jv_per_objfile_data);
set_objfile_data (dynamics_objfile, jv_dynamics_objfile_data_key, data);
return dynamics_objfile;
}
-static struct symtab *
+static struct compunit_symtab *
get_java_class_symtab (struct gdbarch *gdbarch)
{
struct objfile *objfile = get_dynamics_objfile (gdbarch);
- struct symtab *class_symtab = objfile->symtabs;
+ struct compunit_symtab *class_symtab = objfile->compunit_symtabs;
if (class_symtab == NULL)
{
struct block *bl;
struct jv_per_objfile_data *jv_data;
- class_symtab = allocate_symtab ("<java-classes>", objfile);
- class_symtab->language = language_java;
+ class_symtab = allocate_compunit_symtab (objfile, "<java-classes>");
+ add_compunit_symtab_to_objfile (class_symtab);
+ allocate_symtab (class_symtab, "<java-classes>");
+
+ COMPUNIT_FILETABS (class_symtab)->language = language_java;
bv = (struct blockvector *)
obstack_alloc (&objfile->objfile_obstack,
sizeof (struct blockvector) + sizeof (struct block *));
BLOCKVECTOR_NBLOCKS (bv) = 1;
- BLOCKVECTOR (class_symtab) = bv;
+ COMPUNIT_BLOCKVECTOR (class_symtab) = bv;
/* Allocate dummy STATIC_BLOCK. */
bl = allocate_block (&objfile->objfile_obstack);
BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK) = bl;
/* Allocate GLOBAL_BLOCK. */
- bl = allocate_block (&objfile->objfile_obstack);
+ bl = allocate_global_block (&objfile->objfile_obstack);
BLOCK_DICT (bl) = dict_create_hashed_expandable ();
+ set_block_compunit_symtab (bl, class_symtab);
BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK) = bl;
/* Arrange to free the dict. */
- jv_data = objfile_data (objfile, jv_dynamics_objfile_data_key);
+ jv_data = ((struct jv_per_objfile_data *)
+ objfile_data (objfile, jv_dynamics_objfile_data_key));
jv_data->dict = BLOCK_DICT (bl);
}
return class_symtab;
static void
add_class_symtab_symbol (struct symbol *sym)
{
- struct symtab *symtab
- = get_java_class_symtab (get_objfile_arch (SYMBOL_SYMTAB (sym)->objfile));
- struct blockvector *bv = BLOCKVECTOR (symtab);
+ struct compunit_symtab *cust = get_java_class_symtab (symbol_arch (sym));
+ const struct blockvector *bv = COMPUNIT_BLOCKVECTOR (cust);
dict_add_symbol (BLOCK_DICT (BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK)), sym);
}
struct symbol *sym;
struct objfile *objfile = get_dynamics_objfile (get_type_arch (type));
- sym = (struct symbol *)
- obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol));
- memset (sym, 0, sizeof (struct symbol));
- SYMBOL_SET_LANGUAGE (sym, language_java);
+ sym = allocate_symbol (objfile);
+ SYMBOL_SET_LANGUAGE (sym, language_java, &objfile->objfile_obstack);
SYMBOL_SET_LINKAGE_NAME (sym, TYPE_TAG_NAME (type));
- SYMBOL_CLASS (sym) = LOC_TYPEDEF;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_TYPEDEF;
/* SYMBOL_VALUE (sym) = valu; */
SYMBOL_TYPE (sym) = type;
SYMBOL_DOMAIN (sym) = STRUCT_DOMAIN;
{
struct symbol *sym;
- sym = lookup_symbol (name, expression_context_block, STRUCT_DOMAIN, NULL);
+ sym = lookup_symbol (name, expression_context_block, STRUCT_DOMAIN,
+ NULL).symbol;
if (sym != NULL)
return SYMBOL_TYPE (sym);
/* FIXME - should search inferior's symbol table. */
temp = value_struct_elt (&temp, NULL, "length", NULL, "structure");
name_length = (int) value_as_long (temp);
data_addr = value_address (temp) + TYPE_LENGTH (value_type (temp));
- chrs = obstack_alloc (obstack, name_length + 1);
+ chrs = (char *) obstack_alloc (obstack, name_length + 1);
chrs[name_length] = '\0';
read_memory (data_addr, (gdb_byte *) chrs, name_length);
return chrs;
struct value *utf8_name;
char *nptr;
CORE_ADDR addr;
- int is_array = 0;
type = check_typedef (value_type (clas));
if (TYPE_CODE (type) == TYPE_CODE_PTR)
int namelen = java_demangled_signature_length (signature);
if (namelen > strlen (name))
- name = obstack_alloc (&objfile->objfile_obstack, namelen + 1);
+ name = (char *) obstack_alloc (&objfile->objfile_obstack, namelen + 1);
java_demangled_signature_copy (name, signature);
name[namelen] = '\0';
- is_array = 1;
temp = clas;
/* Set array element type. */
temp = value_struct_elt (&temp, NULL, "methods", NULL, "structure");
struct type *type, struct value *clas)
{
struct value *temp;
- char *unqualified_name;
- char *name = TYPE_TAG_NAME (type);
+ const char *unqualified_name;
+ const char *name = TYPE_TAG_NAME (type);
int ninterfaces, nfields, nmethods;
int type_is_object = 0;
struct fn_field *fn_fields;
if (accflags & 0x0008) /* ACC_STATIC */
SET_FIELD_PHYSADDR (TYPE_FIELD (type, i), boffset);
else
- TYPE_FIELD_BITPOS (type, i) = 8 * boffset;
+ SET_FIELD_BITPOS (TYPE_FIELD (type, i), 8 * boffset);
if (accflags & 0x8000) /* FIELD_UNRESOLVED_FLAG */
{
TYPE_FIELD_TYPE (type, i) = get_java_object_type (); /* FIXME */
temp = clas;
nmethods = value_as_long (value_struct_elt (&temp, NULL, "method_count",
NULL, "structure"));
- TYPE_NFN_FIELDS_TOTAL (type) = nmethods;
j = nmethods * sizeof (struct fn_field);
fn_fields = (struct fn_field *)
obstack_alloc (&objfile->objfile_obstack, j);
methods = NULL;
for (i = 0; i < nmethods; i++)
{
- char *mname;
+ const char *mname;
int k;
if (methods == NULL)
{
struct symbol *sym;
- sym = lookup_symbol ("java.lang.Object", NULL, STRUCT_DOMAIN, NULL);
+ sym = lookup_symbol ("java.lang.Object", NULL, STRUCT_DOMAIN, NULL).symbol;
if (sym == NULL)
error (_("cannot find java.lang.Object"));
return SYMBOL_TYPE (sym);
int
is_object_type (struct type *type)
{
- CHECK_TYPEDEF (type);
+ type = check_typedef (type);
if (TYPE_CODE (type) == TYPE_CODE_PTR)
{
struct type *ttype = check_typedef (TYPE_TARGET_TYPE (type));
- char *name;
+ const char *name;
if (TYPE_CODE (ttype) != TYPE_CODE_STRUCT)
return 0;
while (TYPE_N_BASECLASSES (ttype) > 0)
struct type *
java_primitive_type_from_name (struct gdbarch *gdbarch,
- char *name, int namelen)
+ const char *name, int namelen)
{
const struct builtin_java_type *builtin = builtin_java_type (gdbarch);
signature string SIGNATURE. */
static int
-java_demangled_signature_length (char *signature)
+java_demangled_signature_length (const char *signature)
{
int array = 0;
RESULT. */
static void
-java_demangled_signature_copy (char *result, char *signature)
+java_demangled_signature_copy (char *result, const char *signature)
{
int array = 0;
char *ptr;
as a freshly allocated copy. */
char *
-java_demangle_type_signature (char *signature)
+java_demangle_type_signature (const char *signature)
{
int length = java_demangled_signature_length (signature);
- char *result = xmalloc (length + 1);
+ char *result = (char *) xmalloc (length + 1);
java_demangled_signature_copy (result, signature);
result[length] = '\0';
error (_("not implemented - java_value_string")); /* FIXME */
}
+/* Return the encoding that should be used for the character type
+ TYPE. */
+
+static const char *
+java_get_encoding (struct type *type)
+{
+ struct gdbarch *arch = get_type_arch (type);
+ const char *encoding;
+
+ if (type == builtin_java_type (arch)->builtin_char)
+ {
+ if (gdbarch_byte_order (arch) == BFD_ENDIAN_BIG)
+ encoding = "UTF-16BE";
+ else
+ encoding = "UTF-16LE";
+ }
+ else
+ encoding = target_charset (arch);
+
+ return encoding;
+}
+
/* Print the character C on STREAM as part of the contents of a literal
string whose delimiter is QUOTER. Note that that format for printing
characters and strings is language specific. */
static void
java_emit_char (int c, struct type *type, struct ui_file *stream, int quoter)
{
- switch (c)
- {
- case '\\':
- case '\'':
- fprintf_filtered (stream, "\\%c", c);
- break;
- case '\b':
- fputs_filtered ("\\b", stream);
- break;
- case '\t':
- fputs_filtered ("\\t", stream);
- break;
- case '\n':
- fputs_filtered ("\\n", stream);
- break;
- case '\f':
- fputs_filtered ("\\f", stream);
- break;
- case '\r':
- fputs_filtered ("\\r", stream);
- break;
- default:
- if (isprint (c))
- fputc_filtered (c, stream);
- else
- fprintf_filtered (stream, "\\u%.4x", (unsigned int) c);
- break;
- }
+ const char *encoding = java_get_encoding (type);
+
+ generic_emit_char (c, type, stream, quoter, encoding);
+}
+
+/* Implementation of la_printchar method. */
+
+static void
+java_printchar (int c, struct type *type, struct ui_file *stream)
+{
+ fputs_filtered ("'", stream);
+ LA_EMIT_CHAR (c, type, stream, '\'');
+ fputs_filtered ("'", stream);
+}
+
+/* Implementation of la_printstr method. */
+
+static void
+java_printstr (struct ui_file *stream, struct type *type,
+ const gdb_byte *string,
+ unsigned int length, const char *encoding, int force_ellipses,
+ const struct value_print_options *options)
+{
+ const char *type_encoding = java_get_encoding (type);
+
+ if (!encoding || !*encoding)
+ encoding = type_encoding;
+
+ generic_printstr (stream, type, string, length, encoding,
+ force_ellipses, '"', 0, options);
}
static struct value *
{
int pc = *pos;
int i;
- char *name;
+ const char *name;
enum exp_opcode op = exp->elts[*pos].opcode;
struct value *arg1;
struct value *arg2;
static char *java_demangle (const char *mangled, int options)
{
- return cplus_demangle (mangled, options | DMGL_JAVA);
+ return gdb_demangle (mangled, options | DMGL_JAVA);
}
/* Find the member function name of the demangled name NAME. NAME
end = java_find_last_component (demangled_name);
if (end != NULL)
{
- ret = xmalloc (end - demangled_name + 1);
+ ret = (char *) xmalloc (end - demangled_name + 1);
memcpy (ret, demangled_name, end - demangled_name);
ret[end - demangled_name] = '\0';
}
{"*", UNOP_IND, PREC_PREFIX, 0},
{"++", UNOP_PREINCREMENT, PREC_PREFIX, 0},
{"--", UNOP_PREDECREMENT, PREC_PREFIX, 0},
- {NULL, 0, 0, 0}
+ {NULL, OP_NULL, PREC_PREFIX, 0}
};
enum java_primitive_types
const struct language_defn java_language_defn =
{
"java", /* Language name */
+ "Java",
language_java,
range_check_off,
- type_check_off,
case_sensitive_on,
array_row_major,
macro_expansion_no,
java_parse,
java_error,
null_post_parser,
- c_printchar, /* Print a character constant */
- c_printstr, /* Function to print string constant */
+ java_printchar, /* Print a character constant */
+ java_printstr, /* Function to print string constant */
java_emit_char, /* Function to print a single character */
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 */
+ default_read_var_value, /* la_read_var_value */
NULL, /* Language specific skip_trampoline */
"this", /* name_of_this */
basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
default_print_array_index,
default_pass_by_reference,
default_get_string,
+ NULL, /* la_get_symbol_name_cmp */
+ iterate_over_symbols,
+ &java_varobj_ops,
+ NULL,
+ NULL,
LANG_MAGIC
};
const struct builtin_java_type *
builtin_java_type (struct gdbarch *gdbarch)
{
- return gdbarch_data (gdbarch, java_type_data);
+ return ((const struct builtin_java_type *)
+ gdbarch_data (gdbarch, java_type_data));
}
void