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binutils-gdb/gdb/ada-lang.h

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/* Ada language support definitions for GDB, the GNU debugger.
Copyright 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
2005 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
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
#if !defined (ADA_LANG_H)
#define ADA_LANG_H 1
struct partial_symbol;
struct frame_info;
#include "value.h"
#include "gdbtypes.h"
#include "breakpoint.h"
/* Names of specific files known to be part of the runtime
system and that might consider (confusing) debugging information.
Each name (a basic regular expression string) is followed by a
comma. FIXME: Should be part of a configuration file. */
#if defined(__alpha__) && defined(__osf__)
#define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \
"^[agis]-.*\\.ad[bs]$", \
"/usr/shlib/libpthread\\.so",
#elif defined (__linux__)
#define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \
"^[agis]-.*\\.ad[bs]$", \
"/lib.*/libpthread\\.so[.0-9]*$", "/lib.*/libpthread\\.a$", \
"/lib.*/libc\\.so[.0-9]*$", "/lib.*/libc\\.a$",
#endif
#if !defined (ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS)
#define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \
"^[agis]-.*\\.ad[bs]$",
#endif
/* Names of compiler-generated auxiliary functions probably of no
interest to users. Each name (a basic regular expression string)
is followed by a comma. */
#define ADA_KNOWN_AUXILIARY_FUNCTION_NAME_PATTERNS \
"___clean[.a-zA-Z0-9_]*$",
/* The maximum number of frame levels searched for non-local,
* non-global symbols. This limit exists as a precaution to prevent
* infinite search loops when the stack is screwed up. */
#define MAX_ENCLOSING_FRAME_LEVELS 7
/* Maximum number of steps followed in looking for the ultimate
referent of a renaming. This prevents certain infinite loops that
can otherwise result. */
#define MAX_RENAMING_CHAIN_LENGTH 10
struct block;
/* Corresponding encoded/decoded names and opcodes for Ada user-definable
operators. */
struct ada_opname_map
{
const char *encoded;
const char *decoded;
enum exp_opcode op;
};
/* Table of Ada operators in encoded and decoded forms. */
/* Defined in ada-lang.c */
extern const struct ada_opname_map ada_opname_table[];
enum ada_operator
{
/* X IN A'RANGE(N). N is an immediate operand, surrounded by
BINOP_IN_BOUNDS before and after. A is an array, X an index
value. Evaluates to true iff X is within range of the Nth
dimension (1-based) of A. (A multi-dimensional array
type is represented as array of array of ...) */
BINOP_IN_BOUNDS = OP_EXTENDED0,
/* X IN L .. U. True iff L <= X <= U. */
TERNOP_IN_RANGE,
/* Ada attributes ('Foo). */
OP_ATR_FIRST,
OP_ATR_LAST,
OP_ATR_LENGTH,
OP_ATR_IMAGE,
OP_ATR_MAX,
OP_ATR_MIN,
OP_ATR_MODULUS,
OP_ATR_POS,
OP_ATR_SIZE,
OP_ATR_TAG,
OP_ATR_VAL,
/* Ada type qualification. It is encoded as for UNOP_CAST, above,
and denotes the TYPE'(EXPR) construct. */
UNOP_QUAL,
/* X IN TYPE. The `TYPE' argument is immediate, with
UNOP_IN_RANGE before and after it. True iff X is a member of
type TYPE (typically a subrange). */
UNOP_IN_RANGE,
/* End marker */
OP_ADA_LAST
};
/* A triple, (symbol, block, symtab), representing one instance of a
* symbol-lookup operation. */
struct ada_symbol_info {
struct symbol* sym;
struct block* block;
struct symtab* symtab;
};
/* Ada task structures. */
/* Ada task control block, as defined in the GNAT runt-time library. */
struct task_control_block
{
char state;
CORE_ADDR parent;
int priority;
char image [32];
int image_len; /* This field is not always present in the ATCB. */
CORE_ADDR call;
CORE_ADDR thread;
CORE_ADDR lwp; /* This field is not always present in the ATCB. */
};
struct task_ptid
{
int pid; /* The Process id */
long lwp; /* The Light Weight Process id */
long tid; /* The Thread id */
};
typedef struct task_ptid task_ptid_t;
struct task_entry
{
CORE_ADDR task_id;
struct task_control_block atcb;
int task_num;
int known_tasks_index;
struct task_entry *next_task;
task_ptid_t task_ptid;
int stack_per;
};
/* The maximum number of tasks known to the Ada runtime. */
extern const int MAX_NUMBER_OF_KNOWN_TASKS;
/* task entry list. */
extern struct task_entry *task_list;
/* Assuming V points to an array of S objects, make sure that it contains at
least M objects, updating V and S as necessary. */
#define GROW_VECT(v, s, m) \
if ((s) < (m)) (v) = grow_vect (v, &(s), m, sizeof *(v));
extern void *grow_vect (void *, size_t *, size_t, int);
extern int ada_get_field_index (const struct type *type,
const char *field_name,
int maybe_missing);
extern int ada_parse (void); /* Defined in ada-exp.y */
extern void ada_error (char *); /* Defined in ada-exp.y */
/* Defined in ada-typeprint.c */
extern void ada_print_type (struct type *, char *, struct ui_file *, int,
int);
extern int ada_val_print (struct type *, const gdb_byte *, int, CORE_ADDR,
struct ui_file *, int, int, int,
enum val_prettyprint);
extern int ada_value_print (struct value *, struct ui_file *, int,
enum val_prettyprint);
/* Defined in ada-lang.c */
extern struct value *value_from_contents_and_address (struct type *,
const gdb_byte *,
CORE_ADDR);
extern void ada_emit_char (int, struct ui_file *, int, int);
extern void ada_printchar (int, struct ui_file *);
extern void ada_printstr (struct ui_file *, const gdb_byte *,
unsigned int, int, int);
extern void ada_convert_actuals (struct value *, int, struct value **,
CORE_ADDR *);
extern struct value *ada_value_subscript (struct value *, int,
struct value **);
extern struct type *ada_array_element_type (struct type *, int);
extern int ada_array_arity (struct type *);
struct type *ada_type_of_array (struct value *, int);
extern struct value *ada_coerce_to_simple_array_ptr (struct value *);
extern int ada_is_simple_array_type (struct type *);
extern int ada_is_array_descriptor_type (struct type *);
extern int ada_is_bogus_array_descriptor (struct type *);
extern struct type *ada_index_type (struct type *, int);
extern struct value *ada_array_bound (struct value *, int, int);
extern char *ada_decode_symbol (const struct general_symbol_info*);
extern const char *ada_decode (const char*);
extern enum language ada_update_initial_language (enum language,
struct partial_symtab*);
extern void clear_ada_sym_cache (void);
extern char **ada_make_symbol_completion_list (const char *text0,
const char *word);
extern int ada_lookup_symbol_list (const char *, const struct block *,
domain_enum, struct ada_symbol_info**);
extern char *ada_fold_name (const char *);
extern struct symbol *ada_lookup_symbol (const char *, const struct block *,
domain_enum, int *,
struct symtab **);
extern struct minimal_symbol *ada_lookup_simple_minsym (const char *);
extern void ada_fill_in_ada_prototype (struct symbol *);
extern int user_select_syms (struct ada_symbol_info *, int, int);
extern int get_selections (int *, int, int, int, char *);
extern char *ada_start_decode_line_1 (char *);
extern struct symtabs_and_lines ada_finish_decode_line_1 (char **,
struct symtab *,
int, char ***);
extern struct symtabs_and_lines ada_sals_for_line (const char*, int,
int, char***, int);
extern int ada_scan_number (const char *, int, LONGEST *, int *);
extern struct type *ada_parent_type (struct type *);
extern int ada_is_ignored_field (struct type *, int);
extern int ada_is_packed_array_type (struct type *);
extern struct value *ada_value_primitive_packed_val (struct value *,
const gdb_byte *,
long, int, int,
struct type *);
extern struct type *ada_coerce_to_simple_array_type (struct type *);
extern int ada_is_character_type (struct type *);
extern int ada_is_string_type (struct type *);
extern int ada_is_tagged_type (struct type *, int);
extern int ada_is_tag_type (struct type *);
extern struct type *ada_tag_type (struct value *);
extern struct value *ada_value_tag (struct value *);
extern const char *ada_tag_name (struct value *);
extern int ada_is_parent_field (struct type *, int);
extern int ada_is_wrapper_field (struct type *, int);
extern int ada_is_variant_part (struct type *, int);
extern struct type *ada_variant_discrim_type (struct type *, struct type *);
extern int ada_is_others_clause (struct type *, int);
extern int ada_in_variant (LONGEST, struct type *, int);
extern char *ada_variant_discrim_name (struct type *);
extern struct value *ada_value_struct_elt (struct value *, char *, char *);
extern int ada_is_aligner_type (struct type *);
extern struct type *ada_aligned_type (struct type *);
extern const gdb_byte *ada_aligned_value_addr (struct type *,
const gdb_byte *);
extern const char *ada_attribute_name (enum exp_opcode);
extern int ada_is_fixed_point_type (struct type *);
extern int ada_is_system_address_type (struct type *);
extern DOUBLEST ada_delta (struct type *);
extern DOUBLEST ada_fixed_to_float (struct type *, LONGEST);
extern LONGEST ada_float_to_fixed (struct type *, DOUBLEST);
extern int ada_is_vax_floating_type (struct type *);
extern int ada_vax_float_type_suffix (struct type *);
extern struct value *ada_vax_float_print_function (struct type *);
extern struct type *ada_system_address_type (void);
extern int ada_which_variant_applies (struct type *, struct type *,
const gdb_byte *);
extern struct type *ada_to_fixed_type (struct type *, const gdb_byte *,
CORE_ADDR, struct value *);
extern struct type *ada_template_to_fixed_record_type_1 (struct type *type,
const gdb_byte *valaddr,
CORE_ADDR address,
struct value *dval0,
int keep_dynamic_fields);
extern int ada_name_prefix_len (const char *);
extern char *ada_type_name (struct type *);
extern struct type *ada_find_parallel_type (struct type *,
const char *suffix);
extern LONGEST get_int_var_value (char *, int *);
extern struct symbol *ada_find_any_symbol (const char *name);
extern struct type *ada_find_any_type (const char *name);
extern struct symbol *ada_find_renaming_symbol (const char *name,
struct block *block);
extern int ada_prefer_type (struct type *, struct type *);
extern struct type *ada_get_base_type (struct type *);
extern struct type *ada_check_typedef (struct type *);
extern char *ada_encode (const char *);
extern const char *ada_enum_name (const char *);
extern int ada_is_modular_type (struct type *);
extern ULONGEST ada_modulus (struct type *);
extern struct value *ada_value_ind (struct value *);
extern void ada_print_scalar (struct type *, LONGEST, struct ui_file *);
extern int ada_is_range_type_name (const char *);
extern const char *ada_renaming_type (struct type *);
extern int ada_is_object_renaming (struct symbol *);
extern char *ada_simple_renamed_entity (struct symbol *);
extern char *ada_breakpoint_rewrite (char *, int *);
extern char *ada_main_name (void);
/* Tasking-related: ada-tasks.c */
extern int valid_task_id (int);
extern void init_task_list (void);
extern int ada_is_exception_breakpoint (bpstat bs);
extern void ada_adjust_exception_stop (bpstat bs);
extern void ada_print_exception_stop (bpstat bs);
extern int ada_get_current_task (ptid_t);
extern int breakpoint_ada_task_match (CORE_ADDR, ptid_t);
extern int ada_print_exception_breakpoint_nontask (struct breakpoint *);
extern void ada_print_exception_breakpoint_task (struct breakpoint *);
extern void ada_find_printable_frame (struct frame_info *fi);
extern void ada_reset_thread_registers (void);
extern int ada_build_task_list (void);
/* Look up a symbol by name using the search conventions of
a specific language (optional block, optional symtab).
FIXME: Should be symtab.h. */
extern struct symbol *lookup_symbol_in_language (const char *,
const struct block *,
domain_enum,
enum language,
int *,
struct symtab **);
#endif
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