const struct value_print_options *options)
{
- pascal_val_print (value_type (val), value_embedded_offset (val),
- value_address (val), stream, recurse, val, options);
+ struct type *type = check_typedef (value_type (val));
+ struct gdbarch *gdbarch = get_type_arch (type);
+ enum bfd_endian byte_order = type_byte_order (type);
+ unsigned int i = 0; /* Number of characters printed */
+ unsigned len;
+ struct type *elttype;
+ unsigned eltlen;
+ int length_pos, length_size, string_pos;
+ struct type *char_type;
+ CORE_ADDR addr;
+ int want_space = 0;
+ const gdb_byte *valaddr = value_contents_for_printing (val);
+
+ switch (TYPE_CODE (type))
+ {
+ case TYPE_CODE_ARRAY:
+ {
+ LONGEST low_bound, high_bound;
+
+ if (get_array_bounds (type, &low_bound, &high_bound))
+ {
+ len = high_bound - low_bound + 1;
+ elttype = check_typedef (TYPE_TARGET_TYPE (type));
+ eltlen = TYPE_LENGTH (elttype);
+ if (options->prettyformat_arrays)
+ {
+ print_spaces_filtered (2 + 2 * recurse, stream);
+ }
+ /* If 's' format is used, try to print out as string.
+ If no format is given, print as string if element type
+ is of TYPE_CODE_CHAR and element size is 1,2 or 4. */
+ if (options->format == 's'
+ || ((eltlen == 1 || eltlen == 2 || eltlen == 4)
+ && TYPE_CODE (elttype) == TYPE_CODE_CHAR
+ && options->format == 0))
+ {
+ /* If requested, look for the first null char and only print
+ elements up to it. */
+ if (options->stop_print_at_null)
+ {
+ unsigned int temp_len;
+
+ /* Look for a NULL char. */
+ for (temp_len = 0;
+ extract_unsigned_integer (valaddr + temp_len * eltlen,
+ eltlen, byte_order)
+ && temp_len < len && temp_len < options->print_max;
+ temp_len++);
+ len = temp_len;
+ }
+
+ LA_PRINT_STRING (stream, TYPE_TARGET_TYPE (type),
+ valaddr, len, NULL, 0, options);
+ i = len;
+ }
+ else
+ {
+ fprintf_filtered (stream, "{");
+ /* If this is a virtual function table, print the 0th
+ entry specially, and the rest of the members normally. */
+ if (pascal_object_is_vtbl_ptr_type (elttype))
+ {
+ i = 1;
+ fprintf_filtered (stream, "%d vtable entries", len - 1);
+ }
+ else
+ {
+ i = 0;
+ }
+ value_print_array_elements (val, stream, recurse, options, i);
+ fprintf_filtered (stream, "}");
+ }
+ break;
+ }
+ /* Array of unspecified length: treat like pointer to first elt. */
+ addr = value_address (val);
+ }
+ goto print_unpacked_pointer;
+
+ case TYPE_CODE_PTR:
+ if (options->format && options->format != 's')
+ {
+ value_print_scalar_formatted (val, options, 0, stream);
+ break;
+ }
+ if (options->vtblprint && pascal_object_is_vtbl_ptr_type (type))
+ {
+ /* Print the unmangled name if desired. */
+ /* Print vtable entry - we only get here if we ARE using
+ -fvtable_thunks. (Otherwise, look under TYPE_CODE_STRUCT.) */
+ /* Extract the address, assume that it is unsigned. */
+ addr = extract_unsigned_integer (valaddr,
+ TYPE_LENGTH (type), byte_order);
+ print_address_demangle (options, gdbarch, addr, stream, demangle);
+ break;
+ }
+ check_typedef (TYPE_TARGET_TYPE (type));
+
+ addr = unpack_pointer (type, valaddr);
+ print_unpacked_pointer:
+ elttype = check_typedef (TYPE_TARGET_TYPE (type));
+
+ if (TYPE_CODE (elttype) == TYPE_CODE_FUNC)
+ {
+ /* Try to print what function it points to. */
+ print_address_demangle (options, gdbarch, addr, stream, demangle);
+ return;
+ }
+
+ if (options->addressprint && options->format != 's')
+ {
+ fputs_filtered (paddress (gdbarch, addr), stream);
+ want_space = 1;
+ }
+
+ /* For a pointer to char or unsigned char, also print the string
+ pointed to, unless pointer is null. */
+ if (((TYPE_LENGTH (elttype) == 1
+ && (TYPE_CODE (elttype) == TYPE_CODE_INT
+ || TYPE_CODE (elttype) == TYPE_CODE_CHAR))
+ || ((TYPE_LENGTH (elttype) == 2 || TYPE_LENGTH (elttype) == 4)
+ && TYPE_CODE (elttype) == TYPE_CODE_CHAR))
+ && (options->format == 0 || options->format == 's')
+ && addr != 0)
+ {
+ if (want_space)
+ fputs_filtered (" ", stream);
+ /* No wide string yet. */
+ i = val_print_string (elttype, NULL, addr, -1, stream, options);
+ }
+ /* Also for pointers to pascal strings. */
+ /* Note: this is Free Pascal specific:
+ as GDB does not recognize stabs pascal strings
+ Pascal strings are mapped to records
+ with lowercase names PM. */
+ if (is_pascal_string_type (elttype, &length_pos, &length_size,
+ &string_pos, &char_type, NULL)
+ && addr != 0)
+ {
+ ULONGEST string_length;
+ gdb_byte *buffer;
+
+ if (want_space)
+ fputs_filtered (" ", stream);
+ buffer = (gdb_byte *) xmalloc (length_size);
+ read_memory (addr + length_pos, buffer, length_size);
+ string_length = extract_unsigned_integer (buffer, length_size,
+ byte_order);
+ xfree (buffer);
+ i = val_print_string (char_type, NULL,
+ addr + string_pos, string_length,
+ stream, options);
+ }
+ else if (pascal_object_is_vtbl_member (type))
+ {
+ /* Print vtbl's nicely. */
+ CORE_ADDR vt_address = unpack_pointer (type, valaddr);
+ struct bound_minimal_symbol msymbol =
+ lookup_minimal_symbol_by_pc (vt_address);
+
+ /* If 'symbol_print' is set, we did the work above. */
+ if (!options->symbol_print
+ && (msymbol.minsym != NULL)
+ && (vt_address == BMSYMBOL_VALUE_ADDRESS (msymbol)))
+ {
+ if (want_space)
+ fputs_filtered (" ", stream);
+ fputs_filtered ("<", stream);
+ fputs_filtered (msymbol.minsym->print_name (), stream);
+ fputs_filtered (">", stream);
+ want_space = 1;
+ }
+ if (vt_address && options->vtblprint)
+ {
+ struct value *vt_val;
+ struct symbol *wsym = NULL;
+ struct type *wtype;
+
+ if (want_space)
+ fputs_filtered (" ", stream);
+
+ if (msymbol.minsym != NULL)
+ {
+ const char *search_name = msymbol.minsym->search_name ();
+ wsym = lookup_symbol_search_name (search_name, NULL,
+ VAR_DOMAIN).symbol;
+ }
+
+ if (wsym)
+ {
+ wtype = SYMBOL_TYPE (wsym);
+ }
+ else
+ {
+ wtype = TYPE_TARGET_TYPE (type);
+ }
+ vt_val = value_at (wtype, vt_address);
+ common_val_print (vt_val, stream, recurse + 1, options,
+ current_language);
+ if (options->prettyformat)
+ {
+ fprintf_filtered (stream, "\n");
+ print_spaces_filtered (2 + 2 * recurse, stream);
+ }
+ }
+ }
+
+ return;
+
+ case TYPE_CODE_REF:
+ case TYPE_CODE_ENUM:
+ case TYPE_CODE_FLAGS:
+ case TYPE_CODE_FUNC:
+ case TYPE_CODE_RANGE:
+ case TYPE_CODE_INT:
+ case TYPE_CODE_FLT:
+ case TYPE_CODE_VOID:
+ case TYPE_CODE_ERROR:
+ case TYPE_CODE_UNDEF:
+ case TYPE_CODE_BOOL:
+ case TYPE_CODE_CHAR:
+ generic_value_print (val, stream, recurse, options, &p_decorations);
+ break;
+
+ case TYPE_CODE_UNION:
+ if (recurse && !options->unionprint)
+ {
+ fprintf_filtered (stream, "{...}");
+ break;
+ }
+ /* Fall through. */
+ case TYPE_CODE_STRUCT:
+ if (options->vtblprint && pascal_object_is_vtbl_ptr_type (type))
+ {
+ /* Print the unmangled name if desired. */
+ /* Print vtable entry - we only get here if NOT using
+ -fvtable_thunks. (Otherwise, look under TYPE_CODE_PTR.) */
+ /* Extract the address, assume that it is unsigned. */
+ print_address_demangle
+ (options, gdbarch,
+ extract_unsigned_integer (valaddr
+ + TYPE_FIELD_BITPOS (type,
+ VTBL_FNADDR_OFFSET) / 8,
+ TYPE_LENGTH (TYPE_FIELD_TYPE (type,
+ VTBL_FNADDR_OFFSET)),
+ byte_order),
+ stream, demangle);
+ }
+ else
+ {
+ if (is_pascal_string_type (type, &length_pos, &length_size,
+ &string_pos, &char_type, NULL))
+ {
+ len = extract_unsigned_integer (valaddr + length_pos,
+ length_size, byte_order);
+ LA_PRINT_STRING (stream, char_type, valaddr + string_pos,
+ len, NULL, 0, options);
+ }
+ else
+ pascal_object_print_value_fields (type, valaddr, 0,
+ value_address (val), stream,
+ recurse, val, options,
+ NULL, 0);
+ }
+ break;
+
+ case TYPE_CODE_SET:
+ elttype = TYPE_INDEX_TYPE (type);
+ elttype = check_typedef (elttype);
+ if (TYPE_STUB (elttype))
+ {
+ fprintf_styled (stream, metadata_style.style (), "<incomplete type>");
+ break;
+ }
+ else
+ {
+ struct type *range = elttype;
+ LONGEST low_bound, high_bound;
+ int need_comma = 0;
+
+ fputs_filtered ("[", stream);
+
+ int bound_info = get_discrete_bounds (range, &low_bound, &high_bound);
+ if (low_bound == 0 && high_bound == -1 && TYPE_LENGTH (type) > 0)
+ {
+ /* If we know the size of the set type, we can figure out the
+ maximum value. */
+ bound_info = 0;
+ high_bound = TYPE_LENGTH (type) * TARGET_CHAR_BIT - 1;
+ TYPE_HIGH_BOUND (range) = high_bound;
+ }
+ maybe_bad_bstring:
+ if (bound_info < 0)
+ {
+ fputs_styled ("<error value>", metadata_style.style (), stream);
+ goto done;
+ }
+
+ for (i = low_bound; i <= high_bound; i++)
+ {
+ int element = value_bit_index (type, valaddr, i);
+
+ if (element < 0)
+ {
+ i = element;
+ goto maybe_bad_bstring;
+ }
+ if (element)
+ {
+ if (need_comma)
+ fputs_filtered (", ", stream);
+ print_type_scalar (range, i, stream);
+ need_comma = 1;
+
+ if (i + 1 <= high_bound
+ && value_bit_index (type, valaddr, ++i))
+ {
+ int j = i;
+
+ fputs_filtered ("..", stream);
+ while (i + 1 <= high_bound
+ && value_bit_index (type, valaddr, ++i))
+ j = i;
+ print_type_scalar (range, j, stream);
+ }
+ }
+ }
+ done:
+ fputs_filtered ("]", stream);
+ }
+ break;
+
+ default:
+ error (_("Invalid pascal type code %d in symbol table."),
+ TYPE_CODE (type));
+ }
}
\f
projects / binutils-gdb.git / commitdiff