X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Fada-lang.h;h=13a917affec886fd37b5da4c3b1035a50b8ffc4a;hb=13bff72615e5a93a6e5f28e83a594125e66ccced;hp=88b6c16cd47591dac581360c91789099766a9597;hpb=6c7a06a3facfa3f71606655871d0617d3cad80d9;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/ada-lang.h b/gdb/ada-lang.h index 88b6c16cd4..13a917affe 100644 --- a/gdb/ada-lang.h +++ b/gdb/ada-lang.h @@ -1,7 +1,6 @@ /* Ada language support definitions for GDB, the GNU debugger. - Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, - 2007, 2008, 2009 Free Software Foundation, Inc. + Copyright (C) 1992-2019 Free Software Foundation, Inc. This file is part of GDB. @@ -21,8 +20,10 @@ #if !defined (ADA_LANG_H) #define ADA_LANG_H 1 -struct partial_symbol; struct frame_info; +struct inferior; +struct type_print_options; +struct parser_state; #include "value.h" #include "gdbtypes.h" @@ -31,12 +32,8 @@ struct frame_info; /* 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]$", \ - "/usr/shlib/libpthread\\.so", -#elif defined (__linux__) + comma. FIXME: Should be part of a configuration file. */ +#if defined (__linux__) #define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \ "^[agis]-.*\\.ad[bs]$", \ "/lib.*/libpthread\\.so[.0-9]*$", "/lib.*/libpthread\\.a$", \ @@ -45,29 +42,31 @@ struct frame_info; #if !defined (ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS) #define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \ + "^unwind-seh.c$", \ "^[agis]-.*\\.ad[bs]$", #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. */ + interest to users. Each name (a basic regular expression string) + is followed by a comma. */ #define ADA_KNOWN_AUXILIARY_FUNCTION_NAME_PATTERNS \ - "___clean[.$a-zA-Z0-9_]*$", + "___clean[.$a-zA-Z0-9_]*$", \ + "___finalizer[.$a-zA-Z0-9_]*$", /* 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. */ + * 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. */ + can otherwise result. */ #define MAX_RENAMING_CHAIN_LENGTH 10 struct block; /* Corresponding encoded/decoded names and opcodes for Ada user-definable - operators. */ + operators. */ struct ada_opname_map { const char *encoded; @@ -75,103 +74,10 @@ struct ada_opname_map enum exp_opcode op; }; -/* Table of Ada operators in encoded and decoded forms. */ +/* 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, - - /* An aggregate. A single immediate operand, N>0, gives - the number of component specifications that follow. The - immediate operand is followed by a second OP_AGGREGATE. - Next come N component specifications. A component - specification is either an OP_OTHERS (others=>...), an - OP_CHOICES (for named associations), or other expression (for - positional aggregates only). Aggregates currently - occur only as the right sides of assignments. */ - OP_AGGREGATE, - - /* An others clause. Followed by a single expression. */ - OP_OTHERS, - - /* An aggregate component association. A single immediate operand, N, - gives the number of choices that follow. This is followed by a second - OP_CHOICES operator. Next come N operands, each of which is an - expression, an OP_DISCRETE_RANGE, or an OP_NAME---the latter - for a simple name that must be a record component name and does - not correspond to a single existing symbol. After the N choice - indicators comes an expression giving the value. - - In an aggregate such as (X => E1, ...), where X is a simple - name, X could syntactically be either a component_selector_name - or an expression used as a discrete_choice, depending on the - aggregate's type context. Since this is not known at parsing - time, we don't attempt to disambiguate X if it has multiple - definitions, but instead supply an OP_NAME. If X has a single - definition, we represent it with an OP_VAR_VALUE, even though - it may turn out to be within a record aggregate. Aggregate - evaluation can use either OP_NAMEs or OP_VAR_VALUEs to get a - record field name, and can evaluate OP_VAR_VALUE normally to - get its value as an expression. Unfortunately, we lose out in - cases where X has multiple meanings and is part of an array - aggregate. I hope these are not common enough to annoy users, - who can work around the problem in any case by putting - parentheses around X. */ - OP_CHOICES, - - /* A positional aggregate component association. The operator is - followed by a single integer indicating the position in the - aggregate (0-based), followed by a second OP_POSITIONAL. Next - follows a single expression giving the component value. */ - OP_POSITIONAL, - - /* A range of values. Followed by two expressions giving the - upper and lower bounds of the range. */ - OP_DISCRETE_RANGE, - - /* End marker */ - OP_ADA_LAST - }; - -/* A tuple, (symbol, block), representing one instance of a - * symbol-lookup operation. */ -struct ada_symbol_info { - struct symbol* sym; - struct block* block; -}; - /* Denotes a type of renaming symbol (see ada_parse_renaming). */ enum ada_renaming_category { @@ -194,6 +100,17 @@ enum ada_renaming_category ADA_SUBPROGRAM_RENAMING }; +/* The different types of catchpoints that we introduced for catching + Ada exceptions. */ + +enum ada_exception_catchpoint_kind +{ + ada_catch_exception, + ada_catch_exception_unhandled, + ada_catch_assert, + ada_catch_handlers +}; + /* Ada task structures. */ struct ada_task_info @@ -224,34 +141,36 @@ struct ada_task_info /* If the task is accepting a rendezvous with another task, this field contains the ID of the calling task. Zero otherwise. */ CORE_ADDR caller_task; -}; - -/* 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)); + /* The CPU on which the task is running. This is dependent on + the runtime actually providing that info, which is not always + the case. Normally, we should be able to count on it on + bare-metal targets. */ + int base_cpu; +}; -extern void *grow_vect (void *, size_t *, size_t, int); +extern void ada_ensure_varsize_limit (const struct type *type); 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 */ +extern int ada_parse (struct parser_state *); /* Defined in ada-exp.y */ /* Defined in ada-typeprint.c */ -extern void ada_print_type (struct type *, char *, struct ui_file *, int, - int); +extern void ada_print_type (struct type *, const char *, struct ui_file *, int, + int, const struct type_print_options *); -extern int ada_val_print (struct type *, const gdb_byte *, int, CORE_ADDR, - struct ui_file *, int, - const struct value_print_options *); +extern void ada_print_typedef (struct type *type, struct symbol *new_symbol, + struct ui_file *stream); + +extern void ada_val_print (struct type *, int, CORE_ADDR, + struct ui_file *, int, + struct value *, + const struct value_print_options *); -extern int ada_value_print (struct value *, struct ui_file *, - const struct value_print_options *); +extern void ada_value_print (struct value *, struct ui_file *, + const struct value_print_options *); /* Defined in ada-lang.c */ @@ -260,71 +179,58 @@ extern void ada_emit_char (int, struct type *, struct ui_file *, int, int); extern void ada_printchar (int, struct type *, struct ui_file *); extern void ada_printstr (struct ui_file *, struct type *, const gdb_byte *, - unsigned int, int, + unsigned int, const char *, int, const struct value_print_options *); struct value *ada_convert_actual (struct value *actual, - struct type *formal_type0, - CORE_ADDR *sp); + struct type *formal_type0); + +extern bool ada_is_access_to_unconstrained_array (struct type *type); extern struct value *ada_value_subscript (struct value *, int, struct value **); +extern void ada_fixup_array_indexes_type (struct type *index_desc_type); + 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 *); +struct value *ada_coerce_to_simple_array (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 LONGEST ada_discrete_type_low_bound (struct type *); -extern struct value *ada_array_bound (struct value *, int, int); +extern LONGEST ada_discrete_type_high_bound (struct type *); -extern char *ada_decode_symbol (const struct general_symbol_info*); +extern struct value *ada_get_decoded_value (struct value *value); -extern const char *ada_decode (const char*); +extern struct type *ada_get_decoded_type (struct type *type); -extern enum language ada_update_initial_language (enum language, - struct partial_symtab*); +extern const char *ada_decode_symbol (const struct general_symbol_info *); -extern void clear_ada_sym_cache (void); +extern std::string ada_decode (const char*); 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 *); - -extern struct symbol * -ada_lookup_encoded_symbol (const char *, const struct block *, - domain_enum namespace, struct block **); - -extern struct minimal_symbol *ada_lookup_simple_minsym (const char *); - -extern void ada_fill_in_ada_prototype (struct symbol *); + domain_enum, + std::vector *); -extern int user_select_syms (struct ada_symbol_info *, int, int); +extern struct block_symbol ada_lookup_symbol (const char *, + const struct block *, + domain_enum); -extern int get_selections (int *, int, int, int, char *); +extern void ada_lookup_encoded_symbol + (const char *name, const struct block *block, domain_enum domain, + struct block_symbol *symbol_info); -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 struct bound_minimal_symbol ada_lookup_simple_minsym (const char *); extern int ada_scan_number (const char *, int, LONGEST *, int *); @@ -332,7 +238,7 @@ 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 int ada_is_constrained_packed_array_type (struct type *); extern struct value *ada_value_primitive_packed_val (struct value *, const gdb_byte *, @@ -341,20 +247,18 @@ extern struct value *ada_value_primitive_packed_val (struct value *, extern struct type *ada_coerce_to_simple_array_type (struct type *); -extern int ada_is_character_type (struct type *); +extern bool ada_is_character_type (struct type *); -extern int ada_is_string_type (struct type *); +extern bool 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 struct value *ada_tag_value_at_base_address (struct value *obj); + extern int ada_is_parent_field (struct type *, int); extern int ada_is_wrapper_field (struct type *, int); @@ -363,13 +267,7 @@ 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 *, int); +extern const char *ada_variant_discrim_name (struct type *); extern int ada_is_aligner_type (struct type *); @@ -378,25 +276,13 @@ 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_delta (struct type *); -extern struct value *ada_vax_float_print_function (struct type *); - -extern struct type *ada_system_address_type (void); +extern struct value *ada_scaling_factor (struct type *); extern int ada_which_variant_applies (struct type *, struct type *, const gdb_byte *); @@ -405,6 +291,8 @@ extern struct type *ada_to_fixed_type (struct type *, const gdb_byte *, CORE_ADDR, struct value *, int check_tag); +extern struct value *ada_to_fixed_value (struct value *val); + extern struct type *ada_template_to_fixed_record_type_1 (struct type *type, const gdb_byte *valaddr, CORE_ADDR address, @@ -413,19 +301,12 @@ extern struct type *ada_template_to_fixed_record_type_1 (struct type *type, extern int ada_name_prefix_len (const char *); -extern char *ada_type_name (struct type *); +extern const 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 bool get_int_var_value (const char *, LONGEST &value); extern int ada_prefer_type (struct type *, struct type *); @@ -457,37 +338,47 @@ extern char *ada_breakpoint_rewrite (char *, int *); extern char *ada_main_name (void); -/* Tasking-related: ada-tasks.c */ +extern void create_ada_exception_catchpoint + (struct gdbarch *gdbarch, enum ada_exception_catchpoint_kind ex_kind, + const std::string &excep_string, const std::string &cond_string, int tempflag, + int disabled, int from_tty); -extern int valid_task_id (int); +/* Return true if BP is an Ada catchpoint. */ -extern void ada_adjust_exception_stop (bpstat bs); +extern bool is_ada_exception_catchpoint (breakpoint *bp); -extern void ada_print_exception_stop (bpstat bs); +/* Some information about a given Ada exception. */ -extern int ada_get_current_task (ptid_t); +struct ada_exc_info +{ + /* The name of the exception. */ + const char *name; + + /* The address of the symbol corresponding to that exception. */ + CORE_ADDR addr; + + bool operator< (const ada_exc_info &) const; + bool operator== (const ada_exc_info &) const; +}; -extern int breakpoint_ada_task_match (CORE_ADDR, ptid_t); +extern std::vector ada_exceptions_list (const char *regexp); -extern int ada_print_exception_breakpoint_nontask (struct breakpoint *); +/* Tasking-related: ada-tasks.c */ -extern void ada_print_exception_breakpoint_task (struct breakpoint *); +extern int valid_task_id (int); -extern void ada_reset_thread_registers (void); +extern struct ada_task_info *ada_get_task_info_from_ptid (ptid_t ptid); -extern int ada_build_task_list (int warn_if_null); +extern int ada_get_task_number (thread_info *thread); -extern int ada_exception_catchpoint_p (struct breakpoint *b); - -extern struct symtab_and_line - ada_decode_exception_location (char *args, char **addr_string, - char **exp_string, char **cond_string, - struct expression **cond, - struct breakpoint_ops **ops); +typedef void (ada_task_list_iterator_ftype) (struct ada_task_info *task); +extern void iterate_over_live_ada_tasks + (ada_task_list_iterator_ftype *iterator); -extern struct symtab_and_line - ada_decode_assert_location (char *args, char **addr_string, - struct breakpoint_ops **ops); +extern const char *ada_get_tcb_types_info (void); +extern void print_ada_task_info (struct ui_out *uiout, + const char *taskno_str, + struct inferior *inf); #endif