diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/dwarf2out.c | 81 | ||||
| -rw-r--r-- | gcc/dwarf2out.h | 44 |
2 files changed, 82 insertions, 43 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 9a91981..e10006c 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -1332,12 +1332,6 @@ dwarf2out_switch_text_section (void) /* And now, the subset of the debugging information support code necessary for emitting location expressions. */ -/* Data about a single source file. */ -struct GTY((for_user)) dwarf_file_data { - const char * filename; - int emitted_number; -}; - /* Describe an entry into the .debug_addr section. */ enum ate_kind { @@ -3123,17 +3117,6 @@ maybe_reset_location_view (rtx_insn *insn, dw_line_info_table *table) RESET_NEXT_VIEW (table->view); } -/* Each DIE attribute has a field specifying the attribute kind, - a link to the next attribute in the chain, and an attribute value. - Attributes are typically linked below the DIE they modify. */ - -typedef struct GTY(()) dw_attr_struct { - enum dwarf_attribute dw_attr; - dw_val_node dw_attr_val; -} -dw_attr_node; - - /* The Debugging Information Entry (DIE) structure. DIEs form a tree. The children of each node form a circular list linked by die_sib. die_child points to the node *before* the "first" child node. */ @@ -3711,14 +3694,11 @@ static const char *dwarf_form_name (unsigned); static tree decl_ultimate_origin (const_tree); static tree decl_class_context (tree); static void add_dwarf_attr (dw_die_ref, dw_attr_node *); -static inline enum dw_val_class AT_class (dw_attr_node *); static inline unsigned int AT_index (dw_attr_node *); static void add_AT_flag (dw_die_ref, enum dwarf_attribute, unsigned); static inline unsigned AT_flag (dw_attr_node *); static void add_AT_int (dw_die_ref, enum dwarf_attribute, HOST_WIDE_INT); -static inline HOST_WIDE_INT AT_int (dw_attr_node *); static void add_AT_unsigned (dw_die_ref, enum dwarf_attribute, unsigned HOST_WIDE_INT); -static inline unsigned HOST_WIDE_INT AT_unsigned (dw_attr_node *); static void add_AT_double (dw_die_ref, enum dwarf_attribute, HOST_WIDE_INT, unsigned HOST_WIDE_INT); static inline void add_AT_vec (dw_die_ref, enum dwarf_attribute, unsigned int, @@ -3733,7 +3713,6 @@ static inline dw_die_ref AT_ref (dw_attr_node *); static inline int AT_ref_external (dw_attr_node *); static inline void set_AT_ref_external (dw_attr_node *, int); static void add_AT_loc (dw_die_ref, enum dwarf_attribute, dw_loc_descr_ref); -static inline dw_loc_descr_ref AT_loc (dw_attr_node *); static void add_AT_loc_list (dw_die_ref, enum dwarf_attribute, dw_loc_list_ref); static inline dw_loc_list_ref AT_loc_list (dw_attr_node *); @@ -3750,12 +3729,7 @@ static void add_AT_macptr (dw_die_ref, enum dwarf_attribute, const char *); static void add_AT_range_list (dw_die_ref, enum dwarf_attribute, unsigned long, bool); static inline const char *AT_lbl (dw_attr_node *); -static dw_attr_node *get_AT (dw_die_ref, enum dwarf_attribute); static const char *get_AT_low_pc (dw_die_ref); -static const char *get_AT_string (dw_die_ref, enum dwarf_attribute); -static int get_AT_flag (dw_die_ref, enum dwarf_attribute); -static unsigned get_AT_unsigned (dw_die_ref, enum dwarf_attribute); -static inline dw_die_ref get_AT_ref (dw_die_ref, enum dwarf_attribute); static bool is_c (void); static bool is_cxx (void); static bool is_cxx (const_tree); @@ -3769,7 +3743,6 @@ static dw_die_ref lookup_type_die (tree); static dw_die_ref strip_naming_typedef (tree, dw_die_ref); static dw_die_ref lookup_type_die_strip_naming_typedef (tree); static void equate_type_number_to_die (tree, dw_die_ref); -static dw_die_ref lookup_decl_die (tree); static var_loc_list *lookup_decl_loc (const_tree); static void equate_decl_number_to_die (tree, dw_die_ref); static struct var_loc_node *add_var_loc_to_decl (tree, rtx, const char *, var_loc_view); @@ -3842,7 +3815,6 @@ static void output_ranges (void); static dw_line_info_table *new_line_info_table (void); static void output_line_info (bool); static void output_file_names (void); -static dw_die_ref base_type_die (tree, bool); static int is_base_type (tree); static dw_die_ref subrange_type_die (tree, tree, tree, tree, dw_die_ref); static int decl_quals (const_tree); @@ -3890,7 +3862,6 @@ static rtx rtl_for_decl_location (tree); static bool add_location_or_const_value_attribute (dw_die_ref, tree, bool); static bool tree_add_const_value_attribute (dw_die_ref, tree); static bool tree_add_const_value_attribute_for_decl (dw_die_ref, tree); -static void add_name_attribute (dw_die_ref, const char *); static void add_desc_attribute (dw_die_ref, tree); static void add_gnat_descriptive_type_attribute (dw_die_ref, tree, dw_die_ref); static void add_comp_dir_attribute (dw_die_ref); @@ -4497,7 +4468,7 @@ add_dwarf_attr (dw_die_ref die, dw_attr_node *attr) vec_safe_push (die->die_attr, *attr); } -static inline enum dw_val_class +enum dw_val_class AT_class (dw_attr_node *a) { return a->dw_attr_val.val_class; @@ -4553,7 +4524,7 @@ add_AT_int (dw_die_ref die, enum dwarf_attribute attr_kind, HOST_WIDE_INT int_va add_dwarf_attr (die, &attr); } -static inline HOST_WIDE_INT +HOST_WIDE_INT AT_int (dw_attr_node *a) { gcc_assert (a && (AT_class (a) == dw_val_class_const @@ -4576,7 +4547,7 @@ add_AT_unsigned (dw_die_ref die, enum dwarf_attribute attr_kind, add_dwarf_attr (die, &attr); } -static inline unsigned HOST_WIDE_INT +unsigned HOST_WIDE_INT AT_unsigned (dw_attr_node *a) { gcc_assert (a && (AT_class (a) == dw_val_class_unsigned_const @@ -4960,7 +4931,7 @@ add_AT_loc (dw_die_ref die, enum dwarf_attribute attr_kind, dw_loc_descr_ref loc add_dwarf_attr (die, &attr); } -static inline dw_loc_descr_ref +dw_loc_descr_ref AT_loc (dw_attr_node *a) { gcc_assert (a && AT_class (a) == dw_val_class_loc); @@ -5201,6 +5172,30 @@ index_addr_table_entry (addr_table_entry **h, unsigned int *index) return 1; } +/* Return the tag of a given DIE. */ + +enum dwarf_tag +dw_get_die_tag (dw_die_ref die) +{ + return die->die_tag; +} + +/* Return a reference to the children list of a given DIE. */ + +dw_die_ref +dw_get_die_child (dw_die_ref die) +{ + return die->die_child; +} + +/* Return a reference to the sibling of a given DIE. */ + +dw_die_ref +dw_get_die_sib (dw_die_ref die) +{ + return die->die_sib; +} + /* Add an address constant attribute value to a DIE. When using dwarf_split_debug_info, address attributes in dies destined for the final executable should be direct references--setting the parameter @@ -5398,7 +5393,7 @@ AT_lbl (dw_attr_node *a) /* Get the attribute of type attr_kind. */ -static dw_attr_node * +dw_attr_node * get_AT (dw_die_ref die, enum dwarf_attribute attr_kind) { dw_attr_node *a; @@ -5453,7 +5448,7 @@ get_AT_low_pc (dw_die_ref die) /* Return the value of the string attribute designated by ATTR_KIND, or NULL if it is not present. */ -static inline const char * +const char * get_AT_string (dw_die_ref die, enum dwarf_attribute attr_kind) { dw_attr_node *a = get_AT (die, attr_kind); @@ -5464,7 +5459,7 @@ get_AT_string (dw_die_ref die, enum dwarf_attribute attr_kind) /* Return the value of the flag attribute designated by ATTR_KIND, or -1 if it is not present. */ -static inline int +int get_AT_flag (dw_die_ref die, enum dwarf_attribute attr_kind) { dw_attr_node *a = get_AT (die, attr_kind); @@ -5475,7 +5470,7 @@ get_AT_flag (dw_die_ref die, enum dwarf_attribute attr_kind) /* Return the value of the unsigned attribute designated by ATTR_KIND, or 0 if it is not present. */ -static inline unsigned +unsigned get_AT_unsigned (dw_die_ref die, enum dwarf_attribute attr_kind) { dw_attr_node *a = get_AT (die, attr_kind); @@ -5483,7 +5478,7 @@ get_AT_unsigned (dw_die_ref die, enum dwarf_attribute attr_kind) return a ? AT_unsigned (a) : 0; } -static inline dw_die_ref +dw_die_ref get_AT_ref (dw_die_ref die, enum dwarf_attribute attr_kind) { dw_attr_node *a = get_AT (die, attr_kind); @@ -5491,7 +5486,7 @@ get_AT_ref (dw_die_ref die, enum dwarf_attribute attr_kind) return a ? AT_ref (a) : NULL; } -static inline struct dwarf_file_data * +struct dwarf_file_data * get_AT_file (dw_die_ref die, enum dwarf_attribute attr_kind) { dw_attr_node *a = get_AT (die, attr_kind); @@ -5776,7 +5771,7 @@ splice_child_die (dw_die_ref parent, dw_die_ref child) /* Create and return a new die with TAG_VALUE as tag. */ -static inline dw_die_ref +dw_die_ref new_die_raw (enum dwarf_tag tag_value) { dw_die_ref die = ggc_cleared_alloc<die_node> (); @@ -5921,7 +5916,7 @@ decl_die_hasher::equal (die_node *x, tree y) /* Return the DIE associated with a given declaration. */ -static inline dw_die_ref +dw_die_ref lookup_decl_die (tree decl) { dw_die_ref *die = decl_die_table->find_slot_with_hash (decl, DECL_UID (decl), @@ -13150,7 +13145,7 @@ need_endianity_attribute_p (bool reverse) This routine must only be called for GCC type nodes that correspond to Dwarf base (fundamental) types. */ -static dw_die_ref +dw_die_ref base_type_die (tree type, bool reverse) { dw_die_ref base_type_result; @@ -20994,7 +20989,7 @@ compute_frame_pointer_to_fb_displacement (poly_int64 offset) /* Generate a DW_AT_name attribute given some string value to be included as the value of the attribute. */ -static void +void add_name_attribute (dw_die_ref die, const char *name_string) { if (name_string != NULL && *name_string != 0) diff --git a/gcc/dwarf2out.h b/gcc/dwarf2out.h index 54b6343..057afdb 100644 --- a/gcc/dwarf2out.h +++ b/gcc/dwarf2out.h @@ -387,4 +387,48 @@ struct fixed_point_type_info void dwarf2out_c_finalize (void); +/* Some DWARF internals are exposed for the needs of DWARF-based debug + formats. */ + +/* Each DIE attribute has a field specifying the attribute kind, + a link to the next attribute in the chain, and an attribute value. + Attributes are typically linked below the DIE they modify. */ + +typedef struct GTY(()) dw_attr_struct { + enum dwarf_attribute dw_attr; + dw_val_node dw_attr_val; +} +dw_attr_node; + +extern dw_attr_node *get_AT (dw_die_ref, enum dwarf_attribute); +extern HOST_WIDE_INT AT_int (dw_attr_node *); +extern unsigned HOST_WIDE_INT AT_unsigned (dw_attr_node *a); +extern dw_loc_descr_ref AT_loc (dw_attr_node *); +extern dw_die_ref get_AT_ref (dw_die_ref, enum dwarf_attribute); +extern const char *get_AT_string (dw_die_ref, enum dwarf_attribute); +extern enum dw_val_class AT_class (dw_attr_node *); +extern unsigned HOST_WIDE_INT AT_unsigned (dw_attr_node *); +extern unsigned get_AT_unsigned (dw_die_ref, enum dwarf_attribute); +extern int get_AT_flag (dw_die_ref, enum dwarf_attribute); + +extern void add_name_attribute (dw_die_ref, const char *); + +extern dw_die_ref new_die_raw (enum dwarf_tag); +extern dw_die_ref base_type_die (tree, bool); + +extern dw_die_ref lookup_decl_die (tree); + +extern dw_die_ref dw_get_die_child (dw_die_ref); +extern dw_die_ref dw_get_die_sib (dw_die_ref); +extern enum dwarf_tag dw_get_die_tag (dw_die_ref); + +/* Data about a single source file. */ +struct GTY((for_user)) dwarf_file_data { + const char * filename; + int emitted_number; +}; + +extern struct dwarf_file_data *get_AT_file (dw_die_ref, + enum dwarf_attribute); + #endif /* GCC_DWARF2OUT_H */ |