/* Target description support for GDB.
- Copyright (C) 2006, 2007 Free Software Foundation, Inc.
+ Copyright (C) 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
Contributed by CodeSourcery.
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
+ 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,
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., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef TARGET_DESCRIPTIONS_H
#define TARGET_DESCRIPTIONS_H 1
struct tdesc_feature;
struct tdesc_arch_data;
+struct tdesc_type;
struct tdesc_reg;
struct target_desc;
struct target_ops;
-struct type;
/* Fetch the current target's description, and switch the current
architecture to one which incorporates that description. */
(struct gdbarch *gdbarch,
gdbarch_register_reggroup_p_ftype *pseudo_reggroup_p);
-/* Update GDBARCH to use the target description for registers. Fixed
- register assignments are taken from EARLY_DATA, which is freed.
+/* Update GDBARCH to use the TARGET_DESC for registers. TARGET_DESC
+ may be GDBARCH's target description or (if GDBARCH does not have
+ one which describes registers) another target description
+ constructed by the gdbarch initialization routine.
+
+ Fixed register assignments are taken from EARLY_DATA, which is freed.
All registers which have not been assigned fixed numbers are given
numbers above the current value of gdbarch_num_regs.
gdbarch_num_regs and various register-related predicates are updated to
successfully validating the required registers. */
void tdesc_use_registers (struct gdbarch *gdbarch,
+ const struct target_desc *target_desc,
struct tdesc_arch_data *early_data);
/* Allocate initial data for validation of a target description during
struct tdesc_arch_data *data,
int regno, const char *name);
+/* Search FEATURE for a register named NAME, and return its size in
+ bits. The register must exist. */
+
+int tdesc_register_size (const struct tdesc_feature *feature,
+ const char *name);
+
/* Search FEATURE for a register with any of the names from NAMES
(NULL-terminated). Record REGNO and the register in DATA; when
tdesc_use_registers is called, REGNO will be assigned to the
/* Return the type associated with ID in the context of FEATURE, or
NULL if none. */
-struct type *tdesc_named_type (const struct tdesc_feature *feature,
- const char *id);
+struct tdesc_type *tdesc_named_type (const struct tdesc_feature *feature,
+ const char *id);
/* Return the name of register REGNO, from the target description or
from an architecture-provided pseudo_register_name method. */
-const char *tdesc_register_name (int regno);
+const char *tdesc_register_name (struct gdbarch *gdbarch, int regno);
/* Check whether REGNUM is a member of REGGROUP using the target
description. Return -1 if the target description does not
struct tdesc_feature *tdesc_create_feature (struct target_desc *tdesc,
const char *name);
-void tdesc_record_type (struct tdesc_feature *feature, struct type *type);
-
+struct tdesc_type *tdesc_create_vector (struct tdesc_feature *feature,
+ const char *name,
+ struct tdesc_type *field_type,
+ int count);
+struct tdesc_type *tdesc_create_union (struct tdesc_feature *feature,
+ const char *name);
+void tdesc_add_field (struct tdesc_type *type, const char *field_name,
+ struct tdesc_type *field_type);
void tdesc_create_reg (struct tdesc_feature *feature, const char *name,
int regnum, int save_restore, const char *group,
int bitsize, const char *type);