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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [gdb-7.2/] [gdb/] [d-valprint.c] - Rev 522
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/* Support for printing D values for GDB, the GNU debugger. Copyright (C) 2008, 2009, 2010 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 3 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, see <http://www.gnu.org/licenses/>. */ #include "defs.h" #include "gdbtypes.h" #include "gdbcore.h" #include "d-lang.h" #include "c-lang.h" /* Assuming that TYPE is a TYPE_CODE_STRUCT, verify that TYPE is a dynamic array, and then print its value to STREAM. Return the number of string characters printed, or -1 if TYPE is not a dynamic array. */ static int dynamic_array_type (struct type *type, const gdb_byte *valaddr, int embedded_offset, CORE_ADDR address, struct ui_file *stream, int recurse, const struct value *val, const struct value_print_options *options) { if (TYPE_NFIELDS (type) == 2 && TYPE_CODE (TYPE_FIELD_TYPE (type, 0)) == TYPE_CODE_INT && strcmp (TYPE_FIELD_NAME (type, 0), "length") == 0 && strcmp (TYPE_FIELD_NAME (type, 1), "ptr") == 0 && value_bits_valid (val, TARGET_CHAR_BIT * embedded_offset, TARGET_CHAR_BIT * TYPE_LENGTH (type))) { CORE_ADDR addr; struct type *elttype; struct type *true_type; struct type *ptr_type; const gdb_byte *ptraddr; struct value *val; int length; length = unpack_field_as_long (type, valaddr + embedded_offset, 0); ptr_type = TYPE_FIELD_TYPE (type, 1); elttype = check_typedef (TYPE_TARGET_TYPE (ptr_type)); addr = unpack_pointer (ptr_type, valaddr + TYPE_FIELD_BITPOS (type, 1) / 8 + embedded_offset); true_type = check_typedef (elttype); true_type = lookup_array_range_type (true_type, 0, length - 1); val = value_at (true_type, addr); ptraddr = value_contents (val); return d_val_print (true_type, ptraddr, 0, addr, stream, recurse + 1, NULL, options); } return -1; } /* Implements the la_val_print routine for language D. */ int d_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset, CORE_ADDR address, struct ui_file *stream, int recurse, const struct value *val, const struct value_print_options *options) { int ret; CHECK_TYPEDEF (type); switch (TYPE_CODE (type)) { case TYPE_CODE_STRUCT: ret = dynamic_array_type (type, valaddr, embedded_offset, address, stream, recurse, val, options); if (ret != -1) break; default: ret = c_val_print (type, valaddr, embedded_offset, address, stream, recurse, val, options); } return ret; }
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