/* Target description support for GDB.
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/* Target description support for GDB.
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Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
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Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
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Contributed by CodeSourcery.
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Contributed by CodeSourcery.
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This file is part of GDB.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "defs.h"
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#include "arch-utils.h"
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#include "arch-utils.h"
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#include "gdbcmd.h"
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#include "gdbcmd.h"
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#include "gdbtypes.h"
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#include "gdbtypes.h"
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#include "reggroups.h"
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#include "reggroups.h"
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#include "target.h"
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#include "target.h"
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#include "target-descriptions.h"
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#include "target-descriptions.h"
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#include "vec.h"
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#include "vec.h"
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#include "xml-support.h"
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#include "xml-support.h"
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#include "xml-tdesc.h"
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#include "xml-tdesc.h"
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#include "osabi.h"
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#include "osabi.h"
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#include "gdb_assert.h"
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#include "gdb_assert.h"
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#include "gdb_obstack.h"
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#include "gdb_obstack.h"
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#include "hashtab.h"
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#include "hashtab.h"
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/* Types. */
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/* Types. */
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typedef struct property
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typedef struct property
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{
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{
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char *key;
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char *key;
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char *value;
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char *value;
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} property_s;
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} property_s;
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DEF_VEC_O(property_s);
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DEF_VEC_O(property_s);
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/* An individual register from a target description. */
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/* An individual register from a target description. */
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typedef struct tdesc_reg
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typedef struct tdesc_reg
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{
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{
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/* The name of this register. In standard features, it may be
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/* The name of this register. In standard features, it may be
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recognized by the architecture support code, or it may be purely
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recognized by the architecture support code, or it may be purely
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for the user. */
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for the user. */
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char *name;
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char *name;
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/* The register number used by this target to refer to this
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/* The register number used by this target to refer to this
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register. This is used for remote p/P packets and to determine
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register. This is used for remote p/P packets and to determine
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the ordering of registers in the remote g/G packets. */
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the ordering of registers in the remote g/G packets. */
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long target_regnum;
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long target_regnum;
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/* If this flag is set, GDB should save and restore this register
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/* If this flag is set, GDB should save and restore this register
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around calls to an inferior function. */
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around calls to an inferior function. */
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int save_restore;
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int save_restore;
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/* The name of the register group containing this register, or NULL
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/* The name of the register group containing this register, or NULL
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if the group should be automatically determined from the
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if the group should be automatically determined from the
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register's type. If this is "general", "float", or "vector", the
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register's type. If this is "general", "float", or "vector", the
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corresponding "info" command should display this register's
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corresponding "info" command should display this register's
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value. It can be an arbitrary string, but should be limited to
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value. It can be an arbitrary string, but should be limited to
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alphanumeric characters and internal hyphens. Currently other
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alphanumeric characters and internal hyphens. Currently other
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strings are ignored (treated as NULL). */
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strings are ignored (treated as NULL). */
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char *group;
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char *group;
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/* The size of the register, in bits. */
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/* The size of the register, in bits. */
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int bitsize;
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int bitsize;
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/* The type of the register. This string corresponds to either
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/* The type of the register. This string corresponds to either
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a named type from the target description or a predefined
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a named type from the target description or a predefined
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type from GDB. */
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type from GDB. */
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char *type;
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char *type;
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/* The target-described type corresponding to TYPE, if found. */
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/* The target-described type corresponding to TYPE, if found. */
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struct tdesc_type *tdesc_type;
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struct tdesc_type *tdesc_type;
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} *tdesc_reg_p;
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} *tdesc_reg_p;
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DEF_VEC_P(tdesc_reg_p);
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DEF_VEC_P(tdesc_reg_p);
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/* A named type from a target description. */
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/* A named type from a target description. */
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typedef struct tdesc_type_field
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typedef struct tdesc_type_field
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{
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{
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char *name;
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char *name;
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struct tdesc_type *type;
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struct tdesc_type *type;
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} tdesc_type_field;
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} tdesc_type_field;
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DEF_VEC_O(tdesc_type_field);
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DEF_VEC_O(tdesc_type_field);
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typedef struct tdesc_type
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typedef struct tdesc_type
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{
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{
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/* The name of this type. */
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/* The name of this type. */
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char *name;
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char *name;
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/* Identify the kind of this type. */
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/* Identify the kind of this type. */
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enum
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enum
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{
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{
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/* Predefined types. */
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/* Predefined types. */
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TDESC_TYPE_INT8,
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TDESC_TYPE_INT8,
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TDESC_TYPE_INT16,
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TDESC_TYPE_INT16,
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TDESC_TYPE_INT32,
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TDESC_TYPE_INT32,
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TDESC_TYPE_INT64,
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TDESC_TYPE_INT64,
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TDESC_TYPE_INT128,
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TDESC_TYPE_INT128,
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TDESC_TYPE_UINT8,
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TDESC_TYPE_UINT8,
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TDESC_TYPE_UINT16,
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TDESC_TYPE_UINT16,
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TDESC_TYPE_UINT32,
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TDESC_TYPE_UINT32,
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TDESC_TYPE_UINT64,
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TDESC_TYPE_UINT64,
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TDESC_TYPE_UINT128,
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TDESC_TYPE_UINT128,
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TDESC_TYPE_CODE_PTR,
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TDESC_TYPE_CODE_PTR,
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TDESC_TYPE_DATA_PTR,
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TDESC_TYPE_DATA_PTR,
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TDESC_TYPE_IEEE_SINGLE,
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TDESC_TYPE_IEEE_SINGLE,
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TDESC_TYPE_IEEE_DOUBLE,
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TDESC_TYPE_IEEE_DOUBLE,
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TDESC_TYPE_ARM_FPA_EXT,
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TDESC_TYPE_ARM_FPA_EXT,
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TDESC_TYPE_I387_EXT,
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TDESC_TYPE_I387_EXT,
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TDESC_TYPE_I386_EFLAGS,
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TDESC_TYPE_I386_EFLAGS,
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TDESC_TYPE_I386_MXCSR,
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TDESC_TYPE_I386_MXCSR,
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/* Types defined by a target feature. */
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/* Types defined by a target feature. */
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TDESC_TYPE_VECTOR,
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TDESC_TYPE_VECTOR,
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TDESC_TYPE_UNION
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TDESC_TYPE_UNION
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} kind;
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} kind;
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/* Kind-specific data. */
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/* Kind-specific data. */
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union
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union
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{
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{
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/* Vector type. */
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/* Vector type. */
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struct
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struct
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{
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{
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struct tdesc_type *type;
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struct tdesc_type *type;
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int count;
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int count;
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} v;
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} v;
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/* Union type. */
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/* Union type. */
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struct
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struct
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{
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{
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VEC(tdesc_type_field) *fields;
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VEC(tdesc_type_field) *fields;
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} u;
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} u;
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} u;
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} u;
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} *tdesc_type_p;
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} *tdesc_type_p;
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DEF_VEC_P(tdesc_type_p);
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DEF_VEC_P(tdesc_type_p);
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/* A feature from a target description. Each feature is a collection
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/* A feature from a target description. Each feature is a collection
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of other elements, e.g. registers and types. */
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of other elements, e.g. registers and types. */
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typedef struct tdesc_feature
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typedef struct tdesc_feature
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{
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{
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/* The name of this feature. It may be recognized by the architecture
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/* The name of this feature. It may be recognized by the architecture
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support code. */
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support code. */
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char *name;
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char *name;
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/* The registers associated with this feature. */
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/* The registers associated with this feature. */
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VEC(tdesc_reg_p) *registers;
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VEC(tdesc_reg_p) *registers;
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/* The types associated with this feature. */
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/* The types associated with this feature. */
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VEC(tdesc_type_p) *types;
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VEC(tdesc_type_p) *types;
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} *tdesc_feature_p;
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} *tdesc_feature_p;
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DEF_VEC_P(tdesc_feature_p);
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DEF_VEC_P(tdesc_feature_p);
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/* A compatible architecture from a target description. */
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/* A compatible architecture from a target description. */
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typedef const struct bfd_arch_info *arch_p;
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typedef const struct bfd_arch_info *arch_p;
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DEF_VEC_P(arch_p);
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DEF_VEC_P(arch_p);
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/* A target description. */
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/* A target description. */
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struct target_desc
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struct target_desc
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{
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{
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/* The architecture reported by the target, if any. */
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/* The architecture reported by the target, if any. */
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const struct bfd_arch_info *arch;
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const struct bfd_arch_info *arch;
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/* The osabi reported by the target, if any; GDB_OSABI_UNKNOWN
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/* The osabi reported by the target, if any; GDB_OSABI_UNKNOWN
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otherwise. */
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otherwise. */
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enum gdb_osabi osabi;
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enum gdb_osabi osabi;
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/* The list of compatible architectures reported by the target. */
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/* The list of compatible architectures reported by the target. */
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VEC(arch_p) *compatible;
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VEC(arch_p) *compatible;
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/* Any architecture-specific properties specified by the target. */
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/* Any architecture-specific properties specified by the target. */
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VEC(property_s) *properties;
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VEC(property_s) *properties;
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/* The features associated with this target. */
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/* The features associated with this target. */
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VEC(tdesc_feature_p) *features;
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VEC(tdesc_feature_p) *features;
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};
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};
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/* Per-architecture data associated with a target description. The
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/* Per-architecture data associated with a target description. The
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target description may be shared by multiple architectures, but
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target description may be shared by multiple architectures, but
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this data is private to one gdbarch. */
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this data is private to one gdbarch. */
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typedef struct tdesc_arch_reg
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typedef struct tdesc_arch_reg
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{
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{
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struct tdesc_reg *reg;
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struct tdesc_reg *reg;
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struct type *type;
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struct type *type;
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} tdesc_arch_reg;
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} tdesc_arch_reg;
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DEF_VEC_O(tdesc_arch_reg);
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DEF_VEC_O(tdesc_arch_reg);
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struct tdesc_arch_data
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struct tdesc_arch_data
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{
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{
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/* A list of register/type pairs, indexed by GDB's internal register number.
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/* A list of register/type pairs, indexed by GDB's internal register number.
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During initialization of the gdbarch this list is used to store
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During initialization of the gdbarch this list is used to store
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registers which the architecture assigns a fixed register number.
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registers which the architecture assigns a fixed register number.
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Registers which are NULL in this array, or off the end, are
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Registers which are NULL in this array, or off the end, are
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treated as zero-sized and nameless (i.e. placeholders in the
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treated as zero-sized and nameless (i.e. placeholders in the
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numbering). */
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numbering). */
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VEC(tdesc_arch_reg) *arch_regs;
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VEC(tdesc_arch_reg) *arch_regs;
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/* Functions which report the register name, type, and reggroups for
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/* Functions which report the register name, type, and reggroups for
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pseudo-registers. */
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pseudo-registers. */
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gdbarch_register_name_ftype *pseudo_register_name;
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gdbarch_register_name_ftype *pseudo_register_name;
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gdbarch_register_type_ftype *pseudo_register_type;
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gdbarch_register_type_ftype *pseudo_register_type;
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gdbarch_register_reggroup_p_ftype *pseudo_register_reggroup_p;
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gdbarch_register_reggroup_p_ftype *pseudo_register_reggroup_p;
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};
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};
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/* Global state. These variables are associated with the current
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/* Global state. These variables are associated with the current
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target; if GDB adds support for multiple simultaneous targets, then
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target; if GDB adds support for multiple simultaneous targets, then
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these variables should become target-specific data. */
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these variables should become target-specific data. */
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/* A flag indicating that a description has already been fetched from
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/* A flag indicating that a description has already been fetched from
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the current target, so it should not be queried again. */
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the current target, so it should not be queried again. */
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static int target_desc_fetched;
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static int target_desc_fetched;
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/* The description fetched from the current target, or NULL if the
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/* The description fetched from the current target, or NULL if the
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current target did not supply any description. Only valid when
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current target did not supply any description. Only valid when
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target_desc_fetched is set. Only the description initialization
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target_desc_fetched is set. Only the description initialization
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code should access this; normally, the description should be
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code should access this; normally, the description should be
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accessed through the gdbarch object. */
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accessed through the gdbarch object. */
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static const struct target_desc *current_target_desc;
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static const struct target_desc *current_target_desc;
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/* Other global variables. */
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/* Other global variables. */
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/* The filename to read a target description from. */
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/* The filename to read a target description from. */
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static char *target_description_filename;
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static char *target_description_filename;
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/* A handle for architecture-specific data associated with the
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/* A handle for architecture-specific data associated with the
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target description (see struct tdesc_arch_data). */
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target description (see struct tdesc_arch_data). */
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static struct gdbarch_data *tdesc_data;
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static struct gdbarch_data *tdesc_data;
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/* Fetch the current target's description, and switch the current
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/* Fetch the current target's description, and switch the current
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architecture to one which incorporates that description. */
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architecture to one which incorporates that description. */
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void
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void
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target_find_description (void)
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target_find_description (void)
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{
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{
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/* If we've already fetched a description from the target, don't do
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/* If we've already fetched a description from the target, don't do
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it again. This allows a target to fetch the description early,
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it again. This allows a target to fetch the description early,
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during its to_open or to_create_inferior, if it needs extra
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during its to_open or to_create_inferior, if it needs extra
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information about the target to initialize. */
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information about the target to initialize. */
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if (target_desc_fetched)
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if (target_desc_fetched)
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return;
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return;
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/* The current architecture should not have any target description
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/* The current architecture should not have any target description
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specified. It should have been cleared, e.g. when we
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specified. It should have been cleared, e.g. when we
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disconnected from the previous target. */
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disconnected from the previous target. */
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gdb_assert (gdbarch_target_desc (target_gdbarch) == NULL);
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gdb_assert (gdbarch_target_desc (target_gdbarch) == NULL);
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/* First try to fetch an XML description from the user-specified
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/* First try to fetch an XML description from the user-specified
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file. */
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file. */
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current_target_desc = NULL;
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current_target_desc = NULL;
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if (target_description_filename != NULL
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if (target_description_filename != NULL
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&& *target_description_filename != '\0')
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&& *target_description_filename != '\0')
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current_target_desc
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current_target_desc
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= file_read_description_xml (target_description_filename);
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= file_read_description_xml (target_description_filename);
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/* Next try to read the description from the current target using
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/* Next try to read the description from the current target using
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target objects. */
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target objects. */
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if (current_target_desc == NULL)
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if (current_target_desc == NULL)
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current_target_desc = target_read_description_xml (¤t_target);
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current_target_desc = target_read_description_xml (¤t_target);
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/* If that failed try a target-specific hook. */
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/* If that failed try a target-specific hook. */
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if (current_target_desc == NULL)
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if (current_target_desc == NULL)
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current_target_desc = target_read_description (¤t_target);
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current_target_desc = target_read_description (¤t_target);
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/* If a non-NULL description was returned, then update the current
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/* If a non-NULL description was returned, then update the current
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architecture. */
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architecture. */
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if (current_target_desc)
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if (current_target_desc)
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{
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{
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struct gdbarch_info info;
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struct gdbarch_info info;
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gdbarch_info_init (&info);
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gdbarch_info_init (&info);
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info.target_desc = current_target_desc;
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info.target_desc = current_target_desc;
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if (!gdbarch_update_p (info))
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if (!gdbarch_update_p (info))
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warning (_("Architecture rejected target-supplied description"));
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warning (_("Architecture rejected target-supplied description"));
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else
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else
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{
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{
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struct tdesc_arch_data *data;
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struct tdesc_arch_data *data;
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data = gdbarch_data (target_gdbarch, tdesc_data);
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data = gdbarch_data (target_gdbarch, tdesc_data);
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if (tdesc_has_registers (current_target_desc)
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if (tdesc_has_registers (current_target_desc)
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&& data->arch_regs == NULL)
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&& data->arch_regs == NULL)
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warning (_("Target-supplied registers are not supported "
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warning (_("Target-supplied registers are not supported "
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"by the current architecture"));
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"by the current architecture"));
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}
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}
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}
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}
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/* Now that we know this description is usable, record that we
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/* Now that we know this description is usable, record that we
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fetched it. */
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fetched it. */
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target_desc_fetched = 1;
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target_desc_fetched = 1;
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}
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}
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/* Discard any description fetched from the current target, and switch
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/* Discard any description fetched from the current target, and switch
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the current architecture to one with no target description. */
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the current architecture to one with no target description. */
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|
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void
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void
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target_clear_description (void)
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target_clear_description (void)
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{
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{
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struct gdbarch_info info;
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struct gdbarch_info info;
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|
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if (!target_desc_fetched)
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if (!target_desc_fetched)
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return;
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return;
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target_desc_fetched = 0;
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target_desc_fetched = 0;
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current_target_desc = NULL;
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current_target_desc = NULL;
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gdbarch_info_init (&info);
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gdbarch_info_init (&info);
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if (!gdbarch_update_p (info))
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if (!gdbarch_update_p (info))
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internal_error (__FILE__, __LINE__,
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internal_error (__FILE__, __LINE__,
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_("Could not remove target-supplied description"));
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_("Could not remove target-supplied description"));
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}
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}
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/* Return the global current target description. This should only be
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/* Return the global current target description. This should only be
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used by gdbarch initialization code; most access should be through
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used by gdbarch initialization code; most access should be through
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an existing gdbarch. */
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an existing gdbarch. */
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|
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const struct target_desc *
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const struct target_desc *
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target_current_description (void)
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target_current_description (void)
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{
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{
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if (target_desc_fetched)
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if (target_desc_fetched)
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return current_target_desc;
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return current_target_desc;
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|
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return NULL;
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return NULL;
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}
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}
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|
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/* Return non-zero if this target description is compatible
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/* Return non-zero if this target description is compatible
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with the given BFD architecture. */
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with the given BFD architecture. */
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|
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int
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int
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tdesc_compatible_p (const struct target_desc *target_desc,
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tdesc_compatible_p (const struct target_desc *target_desc,
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const struct bfd_arch_info *arch)
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const struct bfd_arch_info *arch)
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{
|
{
|
const struct bfd_arch_info *compat;
|
const struct bfd_arch_info *compat;
|
int ix;
|
int ix;
|
|
|
for (ix = 0; VEC_iterate (arch_p, target_desc->compatible, ix, compat);
|
for (ix = 0; VEC_iterate (arch_p, target_desc->compatible, ix, compat);
|
ix++)
|
ix++)
|
{
|
{
|
if (compat == arch
|
if (compat == arch
|
|| arch->compatible (arch, compat)
|
|| arch->compatible (arch, compat)
|
|| compat->compatible (compat, arch))
|
|| compat->compatible (compat, arch))
|
return 1;
|
return 1;
|
}
|
}
|
|
|
return 0;
|
return 0;
|
}
|
}
|
|
|
|
|
/* Direct accessors for target descriptions. */
|
/* Direct accessors for target descriptions. */
|
|
|
/* Return the string value of a property named KEY, or NULL if the
|
/* Return the string value of a property named KEY, or NULL if the
|
property was not specified. */
|
property was not specified. */
|
|
|
const char *
|
const char *
|
tdesc_property (const struct target_desc *target_desc, const char *key)
|
tdesc_property (const struct target_desc *target_desc, const char *key)
|
{
|
{
|
struct property *prop;
|
struct property *prop;
|
int ix;
|
int ix;
|
|
|
for (ix = 0; VEC_iterate (property_s, target_desc->properties, ix, prop);
|
for (ix = 0; VEC_iterate (property_s, target_desc->properties, ix, prop);
|
ix++)
|
ix++)
|
if (strcmp (prop->key, key) == 0)
|
if (strcmp (prop->key, key) == 0)
|
return prop->value;
|
return prop->value;
|
|
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
/* Return the BFD architecture associated with this target
|
/* Return the BFD architecture associated with this target
|
description, or NULL if no architecture was specified. */
|
description, or NULL if no architecture was specified. */
|
|
|
const struct bfd_arch_info *
|
const struct bfd_arch_info *
|
tdesc_architecture (const struct target_desc *target_desc)
|
tdesc_architecture (const struct target_desc *target_desc)
|
{
|
{
|
return target_desc->arch;
|
return target_desc->arch;
|
}
|
}
|
|
|
/* Return the OSABI associated with this target description, or
|
/* Return the OSABI associated with this target description, or
|
GDB_OSABI_UNKNOWN if no osabi was specified. */
|
GDB_OSABI_UNKNOWN if no osabi was specified. */
|
|
|
enum gdb_osabi
|
enum gdb_osabi
|
tdesc_osabi (const struct target_desc *target_desc)
|
tdesc_osabi (const struct target_desc *target_desc)
|
{
|
{
|
return target_desc->osabi;
|
return target_desc->osabi;
|
}
|
}
|
|
|
|
|
|
|
/* Return 1 if this target description includes any registers. */
|
/* Return 1 if this target description includes any registers. */
|
|
|
int
|
int
|
tdesc_has_registers (const struct target_desc *target_desc)
|
tdesc_has_registers (const struct target_desc *target_desc)
|
{
|
{
|
int ix;
|
int ix;
|
struct tdesc_feature *feature;
|
struct tdesc_feature *feature;
|
|
|
if (target_desc == NULL)
|
if (target_desc == NULL)
|
return 0;
|
return 0;
|
|
|
for (ix = 0;
|
for (ix = 0;
|
VEC_iterate (tdesc_feature_p, target_desc->features, ix, feature);
|
VEC_iterate (tdesc_feature_p, target_desc->features, ix, feature);
|
ix++)
|
ix++)
|
if (! VEC_empty (tdesc_reg_p, feature->registers))
|
if (! VEC_empty (tdesc_reg_p, feature->registers))
|
return 1;
|
return 1;
|
|
|
return 0;
|
return 0;
|
}
|
}
|
|
|
/* Return the feature with the given name, if present, or NULL if
|
/* Return the feature with the given name, if present, or NULL if
|
the named feature is not found. */
|
the named feature is not found. */
|
|
|
const struct tdesc_feature *
|
const struct tdesc_feature *
|
tdesc_find_feature (const struct target_desc *target_desc,
|
tdesc_find_feature (const struct target_desc *target_desc,
|
const char *name)
|
const char *name)
|
{
|
{
|
int ix;
|
int ix;
|
struct tdesc_feature *feature;
|
struct tdesc_feature *feature;
|
|
|
for (ix = 0;
|
for (ix = 0;
|
VEC_iterate (tdesc_feature_p, target_desc->features, ix, feature);
|
VEC_iterate (tdesc_feature_p, target_desc->features, ix, feature);
|
ix++)
|
ix++)
|
if (strcmp (feature->name, name) == 0)
|
if (strcmp (feature->name, name) == 0)
|
return feature;
|
return feature;
|
|
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
/* Return the name of FEATURE. */
|
/* Return the name of FEATURE. */
|
|
|
const char *
|
const char *
|
tdesc_feature_name (const struct tdesc_feature *feature)
|
tdesc_feature_name (const struct tdesc_feature *feature)
|
{
|
{
|
return feature->name;
|
return feature->name;
|
}
|
}
|
|
|
/* Predefined types. */
|
/* Predefined types. */
|
static struct tdesc_type tdesc_predefined_types[] =
|
static struct tdesc_type tdesc_predefined_types[] =
|
{
|
{
|
{ "int8", TDESC_TYPE_INT8 },
|
{ "int8", TDESC_TYPE_INT8 },
|
{ "int16", TDESC_TYPE_INT16 },
|
{ "int16", TDESC_TYPE_INT16 },
|
{ "int32", TDESC_TYPE_INT32 },
|
{ "int32", TDESC_TYPE_INT32 },
|
{ "int64", TDESC_TYPE_INT64 },
|
{ "int64", TDESC_TYPE_INT64 },
|
{ "int128", TDESC_TYPE_INT128 },
|
{ "int128", TDESC_TYPE_INT128 },
|
{ "uint8", TDESC_TYPE_UINT8 },
|
{ "uint8", TDESC_TYPE_UINT8 },
|
{ "uint16", TDESC_TYPE_UINT16 },
|
{ "uint16", TDESC_TYPE_UINT16 },
|
{ "uint32", TDESC_TYPE_UINT32 },
|
{ "uint32", TDESC_TYPE_UINT32 },
|
{ "uint64", TDESC_TYPE_UINT64 },
|
{ "uint64", TDESC_TYPE_UINT64 },
|
{ "uint128", TDESC_TYPE_UINT128 },
|
{ "uint128", TDESC_TYPE_UINT128 },
|
{ "code_ptr", TDESC_TYPE_CODE_PTR },
|
{ "code_ptr", TDESC_TYPE_CODE_PTR },
|
{ "data_ptr", TDESC_TYPE_DATA_PTR },
|
{ "data_ptr", TDESC_TYPE_DATA_PTR },
|
{ "ieee_single", TDESC_TYPE_IEEE_SINGLE },
|
{ "ieee_single", TDESC_TYPE_IEEE_SINGLE },
|
{ "ieee_double", TDESC_TYPE_IEEE_DOUBLE },
|
{ "ieee_double", TDESC_TYPE_IEEE_DOUBLE },
|
{ "arm_fpa_ext", TDESC_TYPE_ARM_FPA_EXT },
|
{ "arm_fpa_ext", TDESC_TYPE_ARM_FPA_EXT },
|
{ "i387_ext", TDESC_TYPE_I387_EXT },
|
{ "i387_ext", TDESC_TYPE_I387_EXT },
|
{ "i386_eflags", TDESC_TYPE_I386_EFLAGS },
|
{ "i386_eflags", TDESC_TYPE_I386_EFLAGS },
|
{ "i386_mxcsr", TDESC_TYPE_I386_MXCSR }
|
{ "i386_mxcsr", TDESC_TYPE_I386_MXCSR }
|
};
|
};
|
|
|
/* Return the type associated with ID in the context of FEATURE, or
|
/* Return the type associated with ID in the context of FEATURE, or
|
NULL if none. */
|
NULL if none. */
|
|
|
struct tdesc_type *
|
struct tdesc_type *
|
tdesc_named_type (const struct tdesc_feature *feature, const char *id)
|
tdesc_named_type (const struct tdesc_feature *feature, const char *id)
|
{
|
{
|
int ix;
|
int ix;
|
struct tdesc_type *type;
|
struct tdesc_type *type;
|
|
|
/* First try target-defined types. */
|
/* First try target-defined types. */
|
for (ix = 0; VEC_iterate (tdesc_type_p, feature->types, ix, type); ix++)
|
for (ix = 0; VEC_iterate (tdesc_type_p, feature->types, ix, type); ix++)
|
if (strcmp (type->name, id) == 0)
|
if (strcmp (type->name, id) == 0)
|
return type;
|
return type;
|
|
|
/* Next try the predefined types. */
|
/* Next try the predefined types. */
|
for (ix = 0; ix < ARRAY_SIZE (tdesc_predefined_types); ix++)
|
for (ix = 0; ix < ARRAY_SIZE (tdesc_predefined_types); ix++)
|
if (strcmp (tdesc_predefined_types[ix].name, id) == 0)
|
if (strcmp (tdesc_predefined_types[ix].name, id) == 0)
|
return &tdesc_predefined_types[ix];
|
return &tdesc_predefined_types[ix];
|
|
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
/* Lookup type associated with ID. */
|
/* Lookup type associated with ID. */
|
|
|
struct type *
|
struct type *
|
tdesc_find_type (struct gdbarch *gdbarch, const char *id)
|
tdesc_find_type (struct gdbarch *gdbarch, const char *id)
|
{
|
{
|
struct tdesc_arch_reg *reg;
|
struct tdesc_arch_reg *reg;
|
struct tdesc_arch_data *data;
|
struct tdesc_arch_data *data;
|
int i, num_regs;
|
int i, num_regs;
|
|
|
data = gdbarch_data (gdbarch, tdesc_data);
|
data = gdbarch_data (gdbarch, tdesc_data);
|
num_regs = VEC_length (tdesc_arch_reg, data->arch_regs);
|
num_regs = VEC_length (tdesc_arch_reg, data->arch_regs);
|
for (i = 0; i < num_regs; i++)
|
for (i = 0; i < num_regs; i++)
|
{
|
{
|
reg = VEC_index (tdesc_arch_reg, data->arch_regs, i);
|
reg = VEC_index (tdesc_arch_reg, data->arch_regs, i);
|
if (reg->reg
|
if (reg->reg
|
&& reg->reg->tdesc_type
|
&& reg->reg->tdesc_type
|
&& reg->type
|
&& reg->type
|
&& strcmp (id, reg->reg->tdesc_type->name) == 0)
|
&& strcmp (id, reg->reg->tdesc_type->name) == 0)
|
return reg->type;
|
return reg->type;
|
}
|
}
|
|
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
/* Construct, if necessary, and return the GDB type implementing target
|
/* Construct, if necessary, and return the GDB type implementing target
|
type TDESC_TYPE for architecture GDBARCH. */
|
type TDESC_TYPE for architecture GDBARCH. */
|
|
|
static struct type *
|
static struct type *
|
tdesc_gdb_type (struct gdbarch *gdbarch, struct tdesc_type *tdesc_type)
|
tdesc_gdb_type (struct gdbarch *gdbarch, struct tdesc_type *tdesc_type)
|
{
|
{
|
struct type *type;
|
struct type *type;
|
|
|
switch (tdesc_type->kind)
|
switch (tdesc_type->kind)
|
{
|
{
|
/* Predefined types. */
|
/* Predefined types. */
|
case TDESC_TYPE_INT8:
|
case TDESC_TYPE_INT8:
|
return builtin_type (gdbarch)->builtin_int8;
|
return builtin_type (gdbarch)->builtin_int8;
|
|
|
case TDESC_TYPE_INT16:
|
case TDESC_TYPE_INT16:
|
return builtin_type (gdbarch)->builtin_int16;
|
return builtin_type (gdbarch)->builtin_int16;
|
|
|
case TDESC_TYPE_INT32:
|
case TDESC_TYPE_INT32:
|
return builtin_type (gdbarch)->builtin_int32;
|
return builtin_type (gdbarch)->builtin_int32;
|
|
|
case TDESC_TYPE_INT64:
|
case TDESC_TYPE_INT64:
|
return builtin_type (gdbarch)->builtin_int64;
|
return builtin_type (gdbarch)->builtin_int64;
|
|
|
case TDESC_TYPE_INT128:
|
case TDESC_TYPE_INT128:
|
return builtin_type (gdbarch)->builtin_int128;
|
return builtin_type (gdbarch)->builtin_int128;
|
|
|
case TDESC_TYPE_UINT8:
|
case TDESC_TYPE_UINT8:
|
return builtin_type (gdbarch)->builtin_uint8;
|
return builtin_type (gdbarch)->builtin_uint8;
|
|
|
case TDESC_TYPE_UINT16:
|
case TDESC_TYPE_UINT16:
|
return builtin_type (gdbarch)->builtin_uint16;
|
return builtin_type (gdbarch)->builtin_uint16;
|
|
|
case TDESC_TYPE_UINT32:
|
case TDESC_TYPE_UINT32:
|
return builtin_type (gdbarch)->builtin_uint32;
|
return builtin_type (gdbarch)->builtin_uint32;
|
|
|
case TDESC_TYPE_UINT64:
|
case TDESC_TYPE_UINT64:
|
return builtin_type (gdbarch)->builtin_uint64;
|
return builtin_type (gdbarch)->builtin_uint64;
|
|
|
case TDESC_TYPE_UINT128:
|
case TDESC_TYPE_UINT128:
|
return builtin_type (gdbarch)->builtin_uint128;
|
return builtin_type (gdbarch)->builtin_uint128;
|
|
|
case TDESC_TYPE_CODE_PTR:
|
case TDESC_TYPE_CODE_PTR:
|
return builtin_type (gdbarch)->builtin_func_ptr;
|
return builtin_type (gdbarch)->builtin_func_ptr;
|
|
|
case TDESC_TYPE_DATA_PTR:
|
case TDESC_TYPE_DATA_PTR:
|
return builtin_type (gdbarch)->builtin_data_ptr;
|
return builtin_type (gdbarch)->builtin_data_ptr;
|
|
|
default:
|
default:
|
break;
|
break;
|
}
|
}
|
|
|
type = tdesc_find_type (gdbarch, tdesc_type->name);
|
type = tdesc_find_type (gdbarch, tdesc_type->name);
|
if (type)
|
if (type)
|
return type;
|
return type;
|
|
|
switch (tdesc_type->kind)
|
switch (tdesc_type->kind)
|
{
|
{
|
case TDESC_TYPE_IEEE_SINGLE:
|
case TDESC_TYPE_IEEE_SINGLE:
|
return arch_float_type (gdbarch, -1, "builtin_type_ieee_single",
|
return arch_float_type (gdbarch, -1, "builtin_type_ieee_single",
|
floatformats_ieee_single);
|
floatformats_ieee_single);
|
|
|
case TDESC_TYPE_IEEE_DOUBLE:
|
case TDESC_TYPE_IEEE_DOUBLE:
|
return arch_float_type (gdbarch, -1, "builtin_type_ieee_double",
|
return arch_float_type (gdbarch, -1, "builtin_type_ieee_double",
|
floatformats_ieee_double);
|
floatformats_ieee_double);
|
|
|
case TDESC_TYPE_ARM_FPA_EXT:
|
case TDESC_TYPE_ARM_FPA_EXT:
|
return arch_float_type (gdbarch, -1, "builtin_type_arm_ext",
|
return arch_float_type (gdbarch, -1, "builtin_type_arm_ext",
|
floatformats_arm_ext);
|
floatformats_arm_ext);
|
|
|
case TDESC_TYPE_I387_EXT:
|
case TDESC_TYPE_I387_EXT:
|
return arch_float_type (gdbarch, -1, "builtin_type_i387_ext",
|
return arch_float_type (gdbarch, -1, "builtin_type_i387_ext",
|
floatformats_i387_ext);
|
floatformats_i387_ext);
|
|
|
case TDESC_TYPE_I386_EFLAGS:
|
case TDESC_TYPE_I386_EFLAGS:
|
{
|
{
|
struct type *type;
|
struct type *type;
|
|
|
type = arch_flags_type (gdbarch, "builtin_type_i386_eflags", 4);
|
type = arch_flags_type (gdbarch, "builtin_type_i386_eflags", 4);
|
append_flags_type_flag (type, 0, "CF");
|
append_flags_type_flag (type, 0, "CF");
|
append_flags_type_flag (type, 1, NULL);
|
append_flags_type_flag (type, 1, NULL);
|
append_flags_type_flag (type, 2, "PF");
|
append_flags_type_flag (type, 2, "PF");
|
append_flags_type_flag (type, 4, "AF");
|
append_flags_type_flag (type, 4, "AF");
|
append_flags_type_flag (type, 6, "ZF");
|
append_flags_type_flag (type, 6, "ZF");
|
append_flags_type_flag (type, 7, "SF");
|
append_flags_type_flag (type, 7, "SF");
|
append_flags_type_flag (type, 8, "TF");
|
append_flags_type_flag (type, 8, "TF");
|
append_flags_type_flag (type, 9, "IF");
|
append_flags_type_flag (type, 9, "IF");
|
append_flags_type_flag (type, 10, "DF");
|
append_flags_type_flag (type, 10, "DF");
|
append_flags_type_flag (type, 11, "OF");
|
append_flags_type_flag (type, 11, "OF");
|
append_flags_type_flag (type, 14, "NT");
|
append_flags_type_flag (type, 14, "NT");
|
append_flags_type_flag (type, 16, "RF");
|
append_flags_type_flag (type, 16, "RF");
|
append_flags_type_flag (type, 17, "VM");
|
append_flags_type_flag (type, 17, "VM");
|
append_flags_type_flag (type, 18, "AC");
|
append_flags_type_flag (type, 18, "AC");
|
append_flags_type_flag (type, 19, "VIF");
|
append_flags_type_flag (type, 19, "VIF");
|
append_flags_type_flag (type, 20, "VIP");
|
append_flags_type_flag (type, 20, "VIP");
|
append_flags_type_flag (type, 21, "ID");
|
append_flags_type_flag (type, 21, "ID");
|
|
|
return type;
|
return type;
|
}
|
}
|
break;
|
break;
|
|
|
case TDESC_TYPE_I386_MXCSR:
|
case TDESC_TYPE_I386_MXCSR:
|
{
|
{
|
struct type *type;
|
struct type *type;
|
|
|
type = arch_flags_type (gdbarch, "builtin_type_i386_mxcsr", 4);
|
type = arch_flags_type (gdbarch, "builtin_type_i386_mxcsr", 4);
|
append_flags_type_flag (type, 0, "IE");
|
append_flags_type_flag (type, 0, "IE");
|
append_flags_type_flag (type, 1, "DE");
|
append_flags_type_flag (type, 1, "DE");
|
append_flags_type_flag (type, 2, "ZE");
|
append_flags_type_flag (type, 2, "ZE");
|
append_flags_type_flag (type, 3, "OE");
|
append_flags_type_flag (type, 3, "OE");
|
append_flags_type_flag (type, 4, "UE");
|
append_flags_type_flag (type, 4, "UE");
|
append_flags_type_flag (type, 5, "PE");
|
append_flags_type_flag (type, 5, "PE");
|
append_flags_type_flag (type, 6, "DAZ");
|
append_flags_type_flag (type, 6, "DAZ");
|
append_flags_type_flag (type, 7, "IM");
|
append_flags_type_flag (type, 7, "IM");
|
append_flags_type_flag (type, 8, "DM");
|
append_flags_type_flag (type, 8, "DM");
|
append_flags_type_flag (type, 9, "ZM");
|
append_flags_type_flag (type, 9, "ZM");
|
append_flags_type_flag (type, 10, "OM");
|
append_flags_type_flag (type, 10, "OM");
|
append_flags_type_flag (type, 11, "UM");
|
append_flags_type_flag (type, 11, "UM");
|
append_flags_type_flag (type, 12, "PM");
|
append_flags_type_flag (type, 12, "PM");
|
append_flags_type_flag (type, 15, "FZ");
|
append_flags_type_flag (type, 15, "FZ");
|
|
|
return type;
|
return type;
|
}
|
}
|
break;
|
break;
|
|
|
/* Types defined by a target feature. */
|
/* Types defined by a target feature. */
|
case TDESC_TYPE_VECTOR:
|
case TDESC_TYPE_VECTOR:
|
{
|
{
|
struct type *type, *field_type;
|
struct type *type, *field_type;
|
|
|
field_type = tdesc_gdb_type (gdbarch, tdesc_type->u.v.type);
|
field_type = tdesc_gdb_type (gdbarch, tdesc_type->u.v.type);
|
type = init_vector_type (field_type, tdesc_type->u.v.count);
|
type = init_vector_type (field_type, tdesc_type->u.v.count);
|
TYPE_NAME (type) = xstrdup (tdesc_type->name);
|
TYPE_NAME (type) = xstrdup (tdesc_type->name);
|
|
|
return type;
|
return type;
|
}
|
}
|
|
|
case TDESC_TYPE_UNION:
|
case TDESC_TYPE_UNION:
|
{
|
{
|
struct type *type, *field_type;
|
struct type *type, *field_type;
|
struct tdesc_type_field *f;
|
struct tdesc_type_field *f;
|
int ix;
|
int ix;
|
|
|
type = arch_composite_type (gdbarch, NULL, TYPE_CODE_UNION);
|
type = arch_composite_type (gdbarch, NULL, TYPE_CODE_UNION);
|
TYPE_NAME (type) = xstrdup (tdesc_type->name);
|
TYPE_NAME (type) = xstrdup (tdesc_type->name);
|
|
|
for (ix = 0;
|
for (ix = 0;
|
VEC_iterate (tdesc_type_field, tdesc_type->u.u.fields, ix, f);
|
VEC_iterate (tdesc_type_field, tdesc_type->u.u.fields, ix, f);
|
ix++)
|
ix++)
|
{
|
{
|
field_type = tdesc_gdb_type (gdbarch, f->type);
|
field_type = tdesc_gdb_type (gdbarch, f->type);
|
append_composite_type_field (type, xstrdup (f->name), field_type);
|
append_composite_type_field (type, xstrdup (f->name), field_type);
|
|
|
/* If any of the children of this union are vectors, flag the
|
/* If any of the children of this union are vectors, flag the
|
union as a vector also. This allows e.g. a union of two
|
union as a vector also. This allows e.g. a union of two
|
vector types to show up automatically in "info vector". */
|
vector types to show up automatically in "info vector". */
|
if (TYPE_VECTOR (field_type))
|
if (TYPE_VECTOR (field_type))
|
TYPE_VECTOR (type) = 1;
|
TYPE_VECTOR (type) = 1;
|
}
|
}
|
|
|
return type;
|
return type;
|
}
|
}
|
}
|
}
|
|
|
internal_error (__FILE__, __LINE__,
|
internal_error (__FILE__, __LINE__,
|
"Type \"%s\" has an unknown kind %d",
|
"Type \"%s\" has an unknown kind %d",
|
tdesc_type->name, tdesc_type->kind);
|
tdesc_type->name, tdesc_type->kind);
|
}
|
}
|
|
|
|
|
/* Support for registers from target descriptions. */
|
/* Support for registers from target descriptions. */
|
|
|
/* Construct the per-gdbarch data. */
|
/* Construct the per-gdbarch data. */
|
|
|
static void *
|
static void *
|
tdesc_data_init (struct obstack *obstack)
|
tdesc_data_init (struct obstack *obstack)
|
{
|
{
|
struct tdesc_arch_data *data;
|
struct tdesc_arch_data *data;
|
|
|
data = OBSTACK_ZALLOC (obstack, struct tdesc_arch_data);
|
data = OBSTACK_ZALLOC (obstack, struct tdesc_arch_data);
|
return data;
|
return data;
|
}
|
}
|
|
|
/* Similar, but for the temporary copy used during architecture
|
/* Similar, but for the temporary copy used during architecture
|
initialization. */
|
initialization. */
|
|
|
struct tdesc_arch_data *
|
struct tdesc_arch_data *
|
tdesc_data_alloc (void)
|
tdesc_data_alloc (void)
|
{
|
{
|
return XZALLOC (struct tdesc_arch_data);
|
return XZALLOC (struct tdesc_arch_data);
|
}
|
}
|
|
|
/* Free something allocated by tdesc_data_alloc, if it is not going
|
/* Free something allocated by tdesc_data_alloc, if it is not going
|
to be used (for instance if it was unsuitable for the
|
to be used (for instance if it was unsuitable for the
|
architecture). */
|
architecture). */
|
|
|
void
|
void
|
tdesc_data_cleanup (void *data_untyped)
|
tdesc_data_cleanup (void *data_untyped)
|
{
|
{
|
struct tdesc_arch_data *data = data_untyped;
|
struct tdesc_arch_data *data = data_untyped;
|
|
|
VEC_free (tdesc_arch_reg, data->arch_regs);
|
VEC_free (tdesc_arch_reg, data->arch_regs);
|
xfree (data);
|
xfree (data);
|
}
|
}
|
|
|
/* Search FEATURE for a register named NAME. */
|
/* Search FEATURE for a register named NAME. */
|
|
|
static struct tdesc_reg *
|
static struct tdesc_reg *
|
tdesc_find_register_early (const struct tdesc_feature *feature,
|
tdesc_find_register_early (const struct tdesc_feature *feature,
|
const char *name)
|
const char *name)
|
{
|
{
|
int ixr;
|
int ixr;
|
struct tdesc_reg *reg;
|
struct tdesc_reg *reg;
|
|
|
for (ixr = 0;
|
for (ixr = 0;
|
VEC_iterate (tdesc_reg_p, feature->registers, ixr, reg);
|
VEC_iterate (tdesc_reg_p, feature->registers, ixr, reg);
|
ixr++)
|
ixr++)
|
if (strcasecmp (reg->name, name) == 0)
|
if (strcasecmp (reg->name, name) == 0)
|
return reg;
|
return reg;
|
|
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
/* Search FEATURE for a register named NAME. Assign REGNO to it. */
|
/* Search FEATURE for a register named NAME. Assign REGNO to it. */
|
|
|
int
|
int
|
tdesc_numbered_register (const struct tdesc_feature *feature,
|
tdesc_numbered_register (const struct tdesc_feature *feature,
|
struct tdesc_arch_data *data,
|
struct tdesc_arch_data *data,
|
int regno, const char *name)
|
int regno, const char *name)
|
{
|
{
|
struct tdesc_arch_reg arch_reg = { 0 };
|
struct tdesc_arch_reg arch_reg = { 0 };
|
struct tdesc_reg *reg = tdesc_find_register_early (feature, name);
|
struct tdesc_reg *reg = tdesc_find_register_early (feature, name);
|
|
|
if (reg == NULL)
|
if (reg == NULL)
|
return 0;
|
return 0;
|
|
|
/* Make sure the vector includes a REGNO'th element. */
|
/* Make sure the vector includes a REGNO'th element. */
|
while (regno >= VEC_length (tdesc_arch_reg, data->arch_regs))
|
while (regno >= VEC_length (tdesc_arch_reg, data->arch_regs))
|
VEC_safe_push (tdesc_arch_reg, data->arch_regs, &arch_reg);
|
VEC_safe_push (tdesc_arch_reg, data->arch_regs, &arch_reg);
|
|
|
arch_reg.reg = reg;
|
arch_reg.reg = reg;
|
VEC_replace (tdesc_arch_reg, data->arch_regs, regno, &arch_reg);
|
VEC_replace (tdesc_arch_reg, data->arch_regs, regno, &arch_reg);
|
return 1;
|
return 1;
|
}
|
}
|
|
|
/* Search FEATURE for a register named NAME, but do not assign a fixed
|
/* Search FEATURE for a register named NAME, but do not assign a fixed
|
register number to it. */
|
register number to it. */
|
|
|
int
|
int
|
tdesc_unnumbered_register (const struct tdesc_feature *feature,
|
tdesc_unnumbered_register (const struct tdesc_feature *feature,
|
const char *name)
|
const char *name)
|
{
|
{
|
struct tdesc_reg *reg = tdesc_find_register_early (feature, name);
|
struct tdesc_reg *reg = tdesc_find_register_early (feature, name);
|
|
|
if (reg == NULL)
|
if (reg == NULL)
|
return 0;
|
return 0;
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
/* Search FEATURE for a register whose name is in NAMES and assign
|
/* Search FEATURE for a register whose name is in NAMES and assign
|
REGNO to it. */
|
REGNO to it. */
|
|
|
int
|
int
|
tdesc_numbered_register_choices (const struct tdesc_feature *feature,
|
tdesc_numbered_register_choices (const struct tdesc_feature *feature,
|
struct tdesc_arch_data *data,
|
struct tdesc_arch_data *data,
|
int regno, const char *const names[])
|
int regno, const char *const names[])
|
{
|
{
|
int i;
|
int i;
|
|
|
for (i = 0; names[i] != NULL; i++)
|
for (i = 0; names[i] != NULL; i++)
|
if (tdesc_numbered_register (feature, data, regno, names[i]))
|
if (tdesc_numbered_register (feature, data, regno, names[i]))
|
return 1;
|
return 1;
|
|
|
return 0;
|
return 0;
|
}
|
}
|
|
|
/* Search FEATURE for a register named NAME, and return its size in
|
/* Search FEATURE for a register named NAME, and return its size in
|
bits. The register must exist. */
|
bits. The register must exist. */
|
|
|
int
|
int
|
tdesc_register_size (const struct tdesc_feature *feature,
|
tdesc_register_size (const struct tdesc_feature *feature,
|
const char *name)
|
const char *name)
|
{
|
{
|
struct tdesc_reg *reg = tdesc_find_register_early (feature, name);
|
struct tdesc_reg *reg = tdesc_find_register_early (feature, name);
|
|
|
gdb_assert (reg != NULL);
|
gdb_assert (reg != NULL);
|
return reg->bitsize;
|
return reg->bitsize;
|
}
|
}
|
|
|
/* Look up a register by its GDB internal register number. */
|
/* Look up a register by its GDB internal register number. */
|
|
|
static struct tdesc_arch_reg *
|
static struct tdesc_arch_reg *
|
tdesc_find_arch_register (struct gdbarch *gdbarch, int regno)
|
tdesc_find_arch_register (struct gdbarch *gdbarch, int regno)
|
{
|
{
|
struct tdesc_arch_reg *reg;
|
struct tdesc_arch_reg *reg;
|
struct tdesc_arch_data *data;
|
struct tdesc_arch_data *data;
|
|
|
data = gdbarch_data (gdbarch, tdesc_data);
|
data = gdbarch_data (gdbarch, tdesc_data);
|
if (regno < VEC_length (tdesc_arch_reg, data->arch_regs))
|
if (regno < VEC_length (tdesc_arch_reg, data->arch_regs))
|
return VEC_index (tdesc_arch_reg, data->arch_regs, regno);
|
return VEC_index (tdesc_arch_reg, data->arch_regs, regno);
|
else
|
else
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
static struct tdesc_reg *
|
static struct tdesc_reg *
|
tdesc_find_register (struct gdbarch *gdbarch, int regno)
|
tdesc_find_register (struct gdbarch *gdbarch, int regno)
|
{
|
{
|
struct tdesc_arch_reg *reg = tdesc_find_arch_register (gdbarch, regno);
|
struct tdesc_arch_reg *reg = tdesc_find_arch_register (gdbarch, regno);
|
return reg? reg->reg : NULL;
|
return reg? reg->reg : NULL;
|
}
|
}
|
|
|
/* Return the name of register REGNO, from the target description or
|
/* Return the name of register REGNO, from the target description or
|
from an architecture-provided pseudo_register_name method. */
|
from an architecture-provided pseudo_register_name method. */
|
|
|
const char *
|
const char *
|
tdesc_register_name (struct gdbarch *gdbarch, int regno)
|
tdesc_register_name (struct gdbarch *gdbarch, int regno)
|
{
|
{
|
struct tdesc_reg *reg = tdesc_find_register (gdbarch, regno);
|
struct tdesc_reg *reg = tdesc_find_register (gdbarch, regno);
|
int num_regs = gdbarch_num_regs (gdbarch);
|
int num_regs = gdbarch_num_regs (gdbarch);
|
int num_pseudo_regs = gdbarch_num_pseudo_regs (gdbarch);
|
int num_pseudo_regs = gdbarch_num_pseudo_regs (gdbarch);
|
|
|
if (reg != NULL)
|
if (reg != NULL)
|
return reg->name;
|
return reg->name;
|
|
|
if (regno >= num_regs && regno < num_regs + num_pseudo_regs)
|
if (regno >= num_regs && regno < num_regs + num_pseudo_regs)
|
{
|
{
|
struct tdesc_arch_data *data = gdbarch_data (gdbarch, tdesc_data);
|
struct tdesc_arch_data *data = gdbarch_data (gdbarch, tdesc_data);
|
gdb_assert (data->pseudo_register_name != NULL);
|
gdb_assert (data->pseudo_register_name != NULL);
|
return data->pseudo_register_name (gdbarch, regno);
|
return data->pseudo_register_name (gdbarch, regno);
|
}
|
}
|
|
|
return "";
|
return "";
|
}
|
}
|
|
|
struct type *
|
struct type *
|
tdesc_register_type (struct gdbarch *gdbarch, int regno)
|
tdesc_register_type (struct gdbarch *gdbarch, int regno)
|
{
|
{
|
struct tdesc_arch_reg *arch_reg = tdesc_find_arch_register (gdbarch, regno);
|
struct tdesc_arch_reg *arch_reg = tdesc_find_arch_register (gdbarch, regno);
|
struct tdesc_reg *reg = arch_reg? arch_reg->reg : NULL;
|
struct tdesc_reg *reg = arch_reg? arch_reg->reg : NULL;
|
int num_regs = gdbarch_num_regs (gdbarch);
|
int num_regs = gdbarch_num_regs (gdbarch);
|
int num_pseudo_regs = gdbarch_num_pseudo_regs (gdbarch);
|
int num_pseudo_regs = gdbarch_num_pseudo_regs (gdbarch);
|
|
|
if (reg == NULL && regno >= num_regs && regno < num_regs + num_pseudo_regs)
|
if (reg == NULL && regno >= num_regs && regno < num_regs + num_pseudo_regs)
|
{
|
{
|
struct tdesc_arch_data *data = gdbarch_data (gdbarch, tdesc_data);
|
struct tdesc_arch_data *data = gdbarch_data (gdbarch, tdesc_data);
|
gdb_assert (data->pseudo_register_type != NULL);
|
gdb_assert (data->pseudo_register_type != NULL);
|
return data->pseudo_register_type (gdbarch, regno);
|
return data->pseudo_register_type (gdbarch, regno);
|
}
|
}
|
|
|
if (reg == NULL)
|
if (reg == NULL)
|
/* Return "int0_t", since "void" has a misleading size of one. */
|
/* Return "int0_t", since "void" has a misleading size of one. */
|
return builtin_type (gdbarch)->builtin_int0;
|
return builtin_type (gdbarch)->builtin_int0;
|
|
|
if (arch_reg->type == NULL)
|
if (arch_reg->type == NULL)
|
{
|
{
|
/* First check for a predefined or target defined type. */
|
/* First check for a predefined or target defined type. */
|
if (reg->tdesc_type)
|
if (reg->tdesc_type)
|
arch_reg->type = tdesc_gdb_type (gdbarch, reg->tdesc_type);
|
arch_reg->type = tdesc_gdb_type (gdbarch, reg->tdesc_type);
|
|
|
/* Next try size-sensitive type shortcuts. */
|
/* Next try size-sensitive type shortcuts. */
|
else if (strcmp (reg->type, "float") == 0)
|
else if (strcmp (reg->type, "float") == 0)
|
{
|
{
|
if (reg->bitsize == gdbarch_float_bit (gdbarch))
|
if (reg->bitsize == gdbarch_float_bit (gdbarch))
|
arch_reg->type = builtin_type (gdbarch)->builtin_float;
|
arch_reg->type = builtin_type (gdbarch)->builtin_float;
|
else if (reg->bitsize == gdbarch_double_bit (gdbarch))
|
else if (reg->bitsize == gdbarch_double_bit (gdbarch))
|
arch_reg->type = builtin_type (gdbarch)->builtin_double;
|
arch_reg->type = builtin_type (gdbarch)->builtin_double;
|
else if (reg->bitsize == gdbarch_long_double_bit (gdbarch))
|
else if (reg->bitsize == gdbarch_long_double_bit (gdbarch))
|
arch_reg->type = builtin_type (gdbarch)->builtin_long_double;
|
arch_reg->type = builtin_type (gdbarch)->builtin_long_double;
|
else
|
else
|
{
|
{
|
warning (_("Register \"%s\" has an unsupported size (%d bits)"),
|
warning (_("Register \"%s\" has an unsupported size (%d bits)"),
|
reg->name, reg->bitsize);
|
reg->name, reg->bitsize);
|
arch_reg->type = builtin_type (gdbarch)->builtin_double;
|
arch_reg->type = builtin_type (gdbarch)->builtin_double;
|
}
|
}
|
}
|
}
|
else if (strcmp (reg->type, "int") == 0)
|
else if (strcmp (reg->type, "int") == 0)
|
{
|
{
|
if (reg->bitsize == gdbarch_long_bit (gdbarch))
|
if (reg->bitsize == gdbarch_long_bit (gdbarch))
|
arch_reg->type = builtin_type (gdbarch)->builtin_long;
|
arch_reg->type = builtin_type (gdbarch)->builtin_long;
|
else if (reg->bitsize == TARGET_CHAR_BIT)
|
else if (reg->bitsize == TARGET_CHAR_BIT)
|
arch_reg->type = builtin_type (gdbarch)->builtin_char;
|
arch_reg->type = builtin_type (gdbarch)->builtin_char;
|
else if (reg->bitsize == gdbarch_short_bit (gdbarch))
|
else if (reg->bitsize == gdbarch_short_bit (gdbarch))
|
arch_reg->type = builtin_type (gdbarch)->builtin_short;
|
arch_reg->type = builtin_type (gdbarch)->builtin_short;
|
else if (reg->bitsize == gdbarch_int_bit (gdbarch))
|
else if (reg->bitsize == gdbarch_int_bit (gdbarch))
|
arch_reg->type = builtin_type (gdbarch)->builtin_int;
|
arch_reg->type = builtin_type (gdbarch)->builtin_int;
|
else if (reg->bitsize == gdbarch_long_long_bit (gdbarch))
|
else if (reg->bitsize == gdbarch_long_long_bit (gdbarch))
|
arch_reg->type = builtin_type (gdbarch)->builtin_long_long;
|
arch_reg->type = builtin_type (gdbarch)->builtin_long_long;
|
else if (reg->bitsize == gdbarch_ptr_bit (gdbarch))
|
else if (reg->bitsize == gdbarch_ptr_bit (gdbarch))
|
/* A bit desperate by this point... */
|
/* A bit desperate by this point... */
|
arch_reg->type = builtin_type (gdbarch)->builtin_data_ptr;
|
arch_reg->type = builtin_type (gdbarch)->builtin_data_ptr;
|
else
|
else
|
{
|
{
|
warning (_("Register \"%s\" has an unsupported size (%d bits)"),
|
warning (_("Register \"%s\" has an unsupported size (%d bits)"),
|
reg->name, reg->bitsize);
|
reg->name, reg->bitsize);
|
arch_reg->type = builtin_type (gdbarch)->builtin_long;
|
arch_reg->type = builtin_type (gdbarch)->builtin_long;
|
}
|
}
|
}
|
}
|
|
|
if (arch_reg->type == NULL)
|
if (arch_reg->type == NULL)
|
internal_error (__FILE__, __LINE__,
|
internal_error (__FILE__, __LINE__,
|
"Register \"%s\" has an unknown type \"%s\"",
|
"Register \"%s\" has an unknown type \"%s\"",
|
reg->name, reg->type);
|
reg->name, reg->type);
|
}
|
}
|
|
|
return arch_reg->type;
|
return arch_reg->type;
|
}
|
}
|
|
|
static int
|
static int
|
tdesc_remote_register_number (struct gdbarch *gdbarch, int regno)
|
tdesc_remote_register_number (struct gdbarch *gdbarch, int regno)
|
{
|
{
|
struct tdesc_reg *reg = tdesc_find_register (gdbarch, regno);
|
struct tdesc_reg *reg = tdesc_find_register (gdbarch, regno);
|
|
|
if (reg != NULL)
|
if (reg != NULL)
|
return reg->target_regnum;
|
return reg->target_regnum;
|
else
|
else
|
return -1;
|
return -1;
|
}
|
}
|
|
|
/* Check whether REGNUM is a member of REGGROUP. Registers from the
|
/* Check whether REGNUM is a member of REGGROUP. Registers from the
|
target description may be classified as general, float, or vector.
|
target description may be classified as general, float, or vector.
|
Unlike a gdbarch register_reggroup_p method, this function will
|
Unlike a gdbarch register_reggroup_p method, this function will
|
return -1 if it does not know; the caller should handle registers
|
return -1 if it does not know; the caller should handle registers
|
with no specified group.
|
with no specified group.
|
|
|
Arbitrary strings (other than "general", "float", and "vector")
|
Arbitrary strings (other than "general", "float", and "vector")
|
from the description are not used; they cause the register to be
|
from the description are not used; they cause the register to be
|
displayed in "info all-registers" but excluded from "info
|
displayed in "info all-registers" but excluded from "info
|
registers" et al. The names of containing features are also not
|
registers" et al. The names of containing features are also not
|
used. This might be extended to display registers in some more
|
used. This might be extended to display registers in some more
|
useful groupings.
|
useful groupings.
|
|
|
The save-restore flag is also implemented here. */
|
The save-restore flag is also implemented here. */
|
|
|
int
|
int
|
tdesc_register_in_reggroup_p (struct gdbarch *gdbarch, int regno,
|
tdesc_register_in_reggroup_p (struct gdbarch *gdbarch, int regno,
|
struct reggroup *reggroup)
|
struct reggroup *reggroup)
|
{
|
{
|
struct tdesc_reg *reg = tdesc_find_register (gdbarch, regno);
|
struct tdesc_reg *reg = tdesc_find_register (gdbarch, regno);
|
|
|
if (reg != NULL && reg->group != NULL)
|
if (reg != NULL && reg->group != NULL)
|
{
|
{
|
int general_p = 0, float_p = 0, vector_p = 0;
|
int general_p = 0, float_p = 0, vector_p = 0;
|
|
|
if (strcmp (reg->group, "general") == 0)
|
if (strcmp (reg->group, "general") == 0)
|
general_p = 1;
|
general_p = 1;
|
else if (strcmp (reg->group, "float") == 0)
|
else if (strcmp (reg->group, "float") == 0)
|
float_p = 1;
|
float_p = 1;
|
else if (strcmp (reg->group, "vector") == 0)
|
else if (strcmp (reg->group, "vector") == 0)
|
vector_p = 1;
|
vector_p = 1;
|
|
|
if (reggroup == float_reggroup)
|
if (reggroup == float_reggroup)
|
return float_p;
|
return float_p;
|
|
|
if (reggroup == vector_reggroup)
|
if (reggroup == vector_reggroup)
|
return vector_p;
|
return vector_p;
|
|
|
if (reggroup == general_reggroup)
|
if (reggroup == general_reggroup)
|
return general_p;
|
return general_p;
|
}
|
}
|
|
|
if (reg != NULL
|
if (reg != NULL
|
&& (reggroup == save_reggroup || reggroup == restore_reggroup))
|
&& (reggroup == save_reggroup || reggroup == restore_reggroup))
|
return reg->save_restore;
|
return reg->save_restore;
|
|
|
return -1;
|
return -1;
|
}
|
}
|
|
|
/* Check whether REGNUM is a member of REGGROUP. Registers with no
|
/* Check whether REGNUM is a member of REGGROUP. Registers with no
|
group specified go to the default reggroup function and are handled
|
group specified go to the default reggroup function and are handled
|
by type. */
|
by type. */
|
|
|
static int
|
static int
|
tdesc_register_reggroup_p (struct gdbarch *gdbarch, int regno,
|
tdesc_register_reggroup_p (struct gdbarch *gdbarch, int regno,
|
struct reggroup *reggroup)
|
struct reggroup *reggroup)
|
{
|
{
|
int num_regs = gdbarch_num_regs (gdbarch);
|
int num_regs = gdbarch_num_regs (gdbarch);
|
int num_pseudo_regs = gdbarch_num_pseudo_regs (gdbarch);
|
int num_pseudo_regs = gdbarch_num_pseudo_regs (gdbarch);
|
int ret;
|
int ret;
|
|
|
if (regno >= num_regs && regno < num_regs + num_pseudo_regs)
|
if (regno >= num_regs && regno < num_regs + num_pseudo_regs)
|
{
|
{
|
struct tdesc_arch_data *data = gdbarch_data (gdbarch, tdesc_data);
|
struct tdesc_arch_data *data = gdbarch_data (gdbarch, tdesc_data);
|
if (data->pseudo_register_reggroup_p != NULL)
|
if (data->pseudo_register_reggroup_p != NULL)
|
return data->pseudo_register_reggroup_p (gdbarch, regno, reggroup);
|
return data->pseudo_register_reggroup_p (gdbarch, regno, reggroup);
|
/* Otherwise fall through to the default reggroup_p. */
|
/* Otherwise fall through to the default reggroup_p. */
|
}
|
}
|
|
|
ret = tdesc_register_in_reggroup_p (gdbarch, regno, reggroup);
|
ret = tdesc_register_in_reggroup_p (gdbarch, regno, reggroup);
|
if (ret != -1)
|
if (ret != -1)
|
return ret;
|
return ret;
|
|
|
return default_register_reggroup_p (gdbarch, regno, reggroup);
|
return default_register_reggroup_p (gdbarch, regno, reggroup);
|
}
|
}
|
|
|
/* Record architecture-specific functions to call for pseudo-register
|
/* Record architecture-specific functions to call for pseudo-register
|
support. */
|
support. */
|
|
|
void
|
void
|
set_tdesc_pseudo_register_name (struct gdbarch *gdbarch,
|
set_tdesc_pseudo_register_name (struct gdbarch *gdbarch,
|
gdbarch_register_name_ftype *pseudo_name)
|
gdbarch_register_name_ftype *pseudo_name)
|
{
|
{
|
struct tdesc_arch_data *data = gdbarch_data (gdbarch, tdesc_data);
|
struct tdesc_arch_data *data = gdbarch_data (gdbarch, tdesc_data);
|
|
|
data->pseudo_register_name = pseudo_name;
|
data->pseudo_register_name = pseudo_name;
|
}
|
}
|
|
|
void
|
void
|
set_tdesc_pseudo_register_type (struct gdbarch *gdbarch,
|
set_tdesc_pseudo_register_type (struct gdbarch *gdbarch,
|
gdbarch_register_type_ftype *pseudo_type)
|
gdbarch_register_type_ftype *pseudo_type)
|
{
|
{
|
struct tdesc_arch_data *data = gdbarch_data (gdbarch, tdesc_data);
|
struct tdesc_arch_data *data = gdbarch_data (gdbarch, tdesc_data);
|
|
|
data->pseudo_register_type = pseudo_type;
|
data->pseudo_register_type = pseudo_type;
|
}
|
}
|
|
|
void
|
void
|
set_tdesc_pseudo_register_reggroup_p
|
set_tdesc_pseudo_register_reggroup_p
|
(struct gdbarch *gdbarch,
|
(struct gdbarch *gdbarch,
|
gdbarch_register_reggroup_p_ftype *pseudo_reggroup_p)
|
gdbarch_register_reggroup_p_ftype *pseudo_reggroup_p)
|
{
|
{
|
struct tdesc_arch_data *data = gdbarch_data (gdbarch, tdesc_data);
|
struct tdesc_arch_data *data = gdbarch_data (gdbarch, tdesc_data);
|
|
|
data->pseudo_register_reggroup_p = pseudo_reggroup_p;
|
data->pseudo_register_reggroup_p = pseudo_reggroup_p;
|
}
|
}
|
|
|
/* Update GDBARCH to use the target description for registers. */
|
/* Update GDBARCH to use the target description for registers. */
|
|
|
void
|
void
|
tdesc_use_registers (struct gdbarch *gdbarch,
|
tdesc_use_registers (struct gdbarch *gdbarch,
|
const struct target_desc *target_desc,
|
const struct target_desc *target_desc,
|
struct tdesc_arch_data *early_data)
|
struct tdesc_arch_data *early_data)
|
{
|
{
|
int num_regs = gdbarch_num_regs (gdbarch);
|
int num_regs = gdbarch_num_regs (gdbarch);
|
int i, ixf, ixr;
|
int i, ixf, ixr;
|
struct tdesc_feature *feature;
|
struct tdesc_feature *feature;
|
struct tdesc_reg *reg;
|
struct tdesc_reg *reg;
|
struct tdesc_arch_data *data;
|
struct tdesc_arch_data *data;
|
struct tdesc_arch_reg *arch_reg, new_arch_reg = { 0 };
|
struct tdesc_arch_reg *arch_reg, new_arch_reg = { 0 };
|
htab_t reg_hash;
|
htab_t reg_hash;
|
|
|
/* We can't use the description for registers if it doesn't describe
|
/* We can't use the description for registers if it doesn't describe
|
any. This function should only be called after validating
|
any. This function should only be called after validating
|
registers, so the caller should know that registers are
|
registers, so the caller should know that registers are
|
included. */
|
included. */
|
gdb_assert (tdesc_has_registers (target_desc));
|
gdb_assert (tdesc_has_registers (target_desc));
|
|
|
data = gdbarch_data (gdbarch, tdesc_data);
|
data = gdbarch_data (gdbarch, tdesc_data);
|
data->arch_regs = early_data->arch_regs;
|
data->arch_regs = early_data->arch_regs;
|
xfree (early_data);
|
xfree (early_data);
|
|
|
/* Build up a set of all registers, so that we can assign register
|
/* Build up a set of all registers, so that we can assign register
|
numbers where needed. The hash table expands as necessary, so
|
numbers where needed. The hash table expands as necessary, so
|
the initial size is arbitrary. */
|
the initial size is arbitrary. */
|
reg_hash = htab_create (37, htab_hash_pointer, htab_eq_pointer, NULL);
|
reg_hash = htab_create (37, htab_hash_pointer, htab_eq_pointer, NULL);
|
for (ixf = 0;
|
for (ixf = 0;
|
VEC_iterate (tdesc_feature_p, target_desc->features, ixf, feature);
|
VEC_iterate (tdesc_feature_p, target_desc->features, ixf, feature);
|
ixf++)
|
ixf++)
|
for (ixr = 0;
|
for (ixr = 0;
|
VEC_iterate (tdesc_reg_p, feature->registers, ixr, reg);
|
VEC_iterate (tdesc_reg_p, feature->registers, ixr, reg);
|
ixr++)
|
ixr++)
|
{
|
{
|
void **slot = htab_find_slot (reg_hash, reg, INSERT);
|
void **slot = htab_find_slot (reg_hash, reg, INSERT);
|
|
|
*slot = reg;
|
*slot = reg;
|
}
|
}
|
|
|
/* Remove any registers which were assigned numbers by the
|
/* Remove any registers which were assigned numbers by the
|
architecture. */
|
architecture. */
|
for (ixr = 0;
|
for (ixr = 0;
|
VEC_iterate (tdesc_arch_reg, data->arch_regs, ixr, arch_reg);
|
VEC_iterate (tdesc_arch_reg, data->arch_regs, ixr, arch_reg);
|
ixr++)
|
ixr++)
|
if (arch_reg->reg)
|
if (arch_reg->reg)
|
htab_remove_elt (reg_hash, arch_reg->reg);
|
htab_remove_elt (reg_hash, arch_reg->reg);
|
|
|
/* Assign numbers to the remaining registers and add them to the
|
/* Assign numbers to the remaining registers and add them to the
|
list of registers. The new numbers are always above gdbarch_num_regs.
|
list of registers. The new numbers are always above gdbarch_num_regs.
|
Iterate over the features, not the hash table, so that the order
|
Iterate over the features, not the hash table, so that the order
|
matches that in the target description. */
|
matches that in the target description. */
|
|
|
gdb_assert (VEC_length (tdesc_arch_reg, data->arch_regs) <= num_regs);
|
gdb_assert (VEC_length (tdesc_arch_reg, data->arch_regs) <= num_regs);
|
while (VEC_length (tdesc_arch_reg, data->arch_regs) < num_regs)
|
while (VEC_length (tdesc_arch_reg, data->arch_regs) < num_regs)
|
VEC_safe_push (tdesc_arch_reg, data->arch_regs, &new_arch_reg);
|
VEC_safe_push (tdesc_arch_reg, data->arch_regs, &new_arch_reg);
|
for (ixf = 0;
|
for (ixf = 0;
|
VEC_iterate (tdesc_feature_p, target_desc->features, ixf, feature);
|
VEC_iterate (tdesc_feature_p, target_desc->features, ixf, feature);
|
ixf++)
|
ixf++)
|
for (ixr = 0;
|
for (ixr = 0;
|
VEC_iterate (tdesc_reg_p, feature->registers, ixr, reg);
|
VEC_iterate (tdesc_reg_p, feature->registers, ixr, reg);
|
ixr++)
|
ixr++)
|
if (htab_find (reg_hash, reg) != NULL)
|
if (htab_find (reg_hash, reg) != NULL)
|
{
|
{
|
new_arch_reg.reg = reg;
|
new_arch_reg.reg = reg;
|
VEC_safe_push (tdesc_arch_reg, data->arch_regs, &new_arch_reg);
|
VEC_safe_push (tdesc_arch_reg, data->arch_regs, &new_arch_reg);
|
num_regs++;
|
num_regs++;
|
}
|
}
|
|
|
htab_delete (reg_hash);
|
htab_delete (reg_hash);
|
|
|
/* Update the architecture. */
|
/* Update the architecture. */
|
set_gdbarch_num_regs (gdbarch, num_regs);
|
set_gdbarch_num_regs (gdbarch, num_regs);
|
set_gdbarch_register_name (gdbarch, tdesc_register_name);
|
set_gdbarch_register_name (gdbarch, tdesc_register_name);
|
set_gdbarch_register_type (gdbarch, tdesc_register_type);
|
set_gdbarch_register_type (gdbarch, tdesc_register_type);
|
set_gdbarch_remote_register_number (gdbarch,
|
set_gdbarch_remote_register_number (gdbarch,
|
tdesc_remote_register_number);
|
tdesc_remote_register_number);
|
set_gdbarch_register_reggroup_p (gdbarch, tdesc_register_reggroup_p);
|
set_gdbarch_register_reggroup_p (gdbarch, tdesc_register_reggroup_p);
|
}
|
}
|
|
|
|
|
/* Methods for constructing a target description. */
|
/* Methods for constructing a target description. */
|
|
|
static void
|
static void
|
tdesc_free_reg (struct tdesc_reg *reg)
|
tdesc_free_reg (struct tdesc_reg *reg)
|
{
|
{
|
xfree (reg->name);
|
xfree (reg->name);
|
xfree (reg->type);
|
xfree (reg->type);
|
xfree (reg->group);
|
xfree (reg->group);
|
xfree (reg);
|
xfree (reg);
|
}
|
}
|
|
|
void
|
void
|
tdesc_create_reg (struct tdesc_feature *feature, const char *name,
|
tdesc_create_reg (struct tdesc_feature *feature, const char *name,
|
int regnum, int save_restore, const char *group,
|
int regnum, int save_restore, const char *group,
|
int bitsize, const char *type)
|
int bitsize, const char *type)
|
{
|
{
|
struct tdesc_reg *reg = XZALLOC (struct tdesc_reg);
|
struct tdesc_reg *reg = XZALLOC (struct tdesc_reg);
|
|
|
reg->name = xstrdup (name);
|
reg->name = xstrdup (name);
|
reg->target_regnum = regnum;
|
reg->target_regnum = regnum;
|
reg->save_restore = save_restore;
|
reg->save_restore = save_restore;
|
reg->group = group ? xstrdup (group) : NULL;
|
reg->group = group ? xstrdup (group) : NULL;
|
reg->bitsize = bitsize;
|
reg->bitsize = bitsize;
|
reg->type = type ? xstrdup (type) : xstrdup ("<unknown>");
|
reg->type = type ? xstrdup (type) : xstrdup ("<unknown>");
|
|
|
/* If the register's type is target-defined, look it up now. We may not
|
/* If the register's type is target-defined, look it up now. We may not
|
have easy access to the containing feature when we want it later. */
|
have easy access to the containing feature when we want it later. */
|
reg->tdesc_type = tdesc_named_type (feature, reg->type);
|
reg->tdesc_type = tdesc_named_type (feature, reg->type);
|
|
|
VEC_safe_push (tdesc_reg_p, feature->registers, reg);
|
VEC_safe_push (tdesc_reg_p, feature->registers, reg);
|
}
|
}
|
|
|
static void
|
static void
|
tdesc_free_type (struct tdesc_type *type)
|
tdesc_free_type (struct tdesc_type *type)
|
{
|
{
|
|
|
switch (type->kind)
|
switch (type->kind)
|
{
|
{
|
case TDESC_TYPE_UNION:
|
case TDESC_TYPE_UNION:
|
{
|
{
|
struct tdesc_type_field *f;
|
struct tdesc_type_field *f;
|
int ix;
|
int ix;
|
|
|
for (ix = 0;
|
for (ix = 0;
|
VEC_iterate (tdesc_type_field, type->u.u.fields, ix, f);
|
VEC_iterate (tdesc_type_field, type->u.u.fields, ix, f);
|
ix++)
|
ix++)
|
xfree (f->name);
|
xfree (f->name);
|
|
|
VEC_free (tdesc_type_field, type->u.u.fields);
|
VEC_free (tdesc_type_field, type->u.u.fields);
|
}
|
}
|
break;
|
break;
|
|
|
default:
|
default:
|
break;
|
break;
|
}
|
}
|
|
|
xfree (type->name);
|
xfree (type->name);
|
xfree (type);
|
xfree (type);
|
}
|
}
|
|
|
struct tdesc_type *
|
struct tdesc_type *
|
tdesc_create_vector (struct tdesc_feature *feature, const char *name,
|
tdesc_create_vector (struct tdesc_feature *feature, const char *name,
|
struct tdesc_type *field_type, int count)
|
struct tdesc_type *field_type, int count)
|
{
|
{
|
struct tdesc_type *type = XZALLOC (struct tdesc_type);
|
struct tdesc_type *type = XZALLOC (struct tdesc_type);
|
|
|
type->name = xstrdup (name);
|
type->name = xstrdup (name);
|
type->kind = TDESC_TYPE_VECTOR;
|
type->kind = TDESC_TYPE_VECTOR;
|
type->u.v.type = field_type;
|
type->u.v.type = field_type;
|
type->u.v.count = count;
|
type->u.v.count = count;
|
|
|
VEC_safe_push (tdesc_type_p, feature->types, type);
|
VEC_safe_push (tdesc_type_p, feature->types, type);
|
return type;
|
return type;
|
}
|
}
|
|
|
struct tdesc_type *
|
struct tdesc_type *
|
tdesc_create_union (struct tdesc_feature *feature, const char *name)
|
tdesc_create_union (struct tdesc_feature *feature, const char *name)
|
{
|
{
|
struct tdesc_type *type = XZALLOC (struct tdesc_type);
|
struct tdesc_type *type = XZALLOC (struct tdesc_type);
|
|
|
type->name = xstrdup (name);
|
type->name = xstrdup (name);
|
type->kind = TDESC_TYPE_UNION;
|
type->kind = TDESC_TYPE_UNION;
|
|
|
VEC_safe_push (tdesc_type_p, feature->types, type);
|
VEC_safe_push (tdesc_type_p, feature->types, type);
|
return type;
|
return type;
|
}
|
}
|
|
|
void
|
void
|
tdesc_add_field (struct tdesc_type *type, const char *field_name,
|
tdesc_add_field (struct tdesc_type *type, const char *field_name,
|
struct tdesc_type *field_type)
|
struct tdesc_type *field_type)
|
{
|
{
|
struct tdesc_type_field f = { 0 };
|
struct tdesc_type_field f = { 0 };
|
|
|
gdb_assert (type->kind == TDESC_TYPE_UNION);
|
gdb_assert (type->kind == TDESC_TYPE_UNION);
|
|
|
f.name = xstrdup (field_name);
|
f.name = xstrdup (field_name);
|
f.type = field_type;
|
f.type = field_type;
|
|
|
VEC_safe_push (tdesc_type_field, type->u.u.fields, &f);
|
VEC_safe_push (tdesc_type_field, type->u.u.fields, &f);
|
}
|
}
|
|
|
static void
|
static void
|
tdesc_free_feature (struct tdesc_feature *feature)
|
tdesc_free_feature (struct tdesc_feature *feature)
|
{
|
{
|
struct tdesc_reg *reg;
|
struct tdesc_reg *reg;
|
struct tdesc_type *type;
|
struct tdesc_type *type;
|
int ix;
|
int ix;
|
|
|
for (ix = 0; VEC_iterate (tdesc_reg_p, feature->registers, ix, reg); ix++)
|
for (ix = 0; VEC_iterate (tdesc_reg_p, feature->registers, ix, reg); ix++)
|
tdesc_free_reg (reg);
|
tdesc_free_reg (reg);
|
VEC_free (tdesc_reg_p, feature->registers);
|
VEC_free (tdesc_reg_p, feature->registers);
|
|
|
for (ix = 0; VEC_iterate (tdesc_type_p, feature->types, ix, type); ix++)
|
for (ix = 0; VEC_iterate (tdesc_type_p, feature->types, ix, type); ix++)
|
tdesc_free_type (type);
|
tdesc_free_type (type);
|
VEC_free (tdesc_type_p, feature->types);
|
VEC_free (tdesc_type_p, feature->types);
|
|
|
xfree (feature->name);
|
xfree (feature->name);
|
xfree (feature);
|
xfree (feature);
|
}
|
}
|
|
|
struct tdesc_feature *
|
struct tdesc_feature *
|
tdesc_create_feature (struct target_desc *tdesc, const char *name)
|
tdesc_create_feature (struct target_desc *tdesc, const char *name)
|
{
|
{
|
struct tdesc_feature *new_feature = XZALLOC (struct tdesc_feature);
|
struct tdesc_feature *new_feature = XZALLOC (struct tdesc_feature);
|
|
|
new_feature->name = xstrdup (name);
|
new_feature->name = xstrdup (name);
|
|
|
VEC_safe_push (tdesc_feature_p, tdesc->features, new_feature);
|
VEC_safe_push (tdesc_feature_p, tdesc->features, new_feature);
|
return new_feature;
|
return new_feature;
|
}
|
}
|
|
|
struct target_desc *
|
struct target_desc *
|
allocate_target_description (void)
|
allocate_target_description (void)
|
{
|
{
|
return XZALLOC (struct target_desc);
|
return XZALLOC (struct target_desc);
|
}
|
}
|
|
|
static void
|
static void
|
free_target_description (void *arg)
|
free_target_description (void *arg)
|
{
|
{
|
struct target_desc *target_desc = arg;
|
struct target_desc *target_desc = arg;
|
struct tdesc_feature *feature;
|
struct tdesc_feature *feature;
|
struct property *prop;
|
struct property *prop;
|
int ix;
|
int ix;
|
|
|
for (ix = 0;
|
for (ix = 0;
|
VEC_iterate (tdesc_feature_p, target_desc->features, ix, feature);
|
VEC_iterate (tdesc_feature_p, target_desc->features, ix, feature);
|
ix++)
|
ix++)
|
tdesc_free_feature (feature);
|
tdesc_free_feature (feature);
|
VEC_free (tdesc_feature_p, target_desc->features);
|
VEC_free (tdesc_feature_p, target_desc->features);
|
|
|
for (ix = 0;
|
for (ix = 0;
|
VEC_iterate (property_s, target_desc->properties, ix, prop);
|
VEC_iterate (property_s, target_desc->properties, ix, prop);
|
ix++)
|
ix++)
|
{
|
{
|
xfree (prop->key);
|
xfree (prop->key);
|
xfree (prop->value);
|
xfree (prop->value);
|
}
|
}
|
VEC_free (property_s, target_desc->properties);
|
VEC_free (property_s, target_desc->properties);
|
|
|
VEC_free (arch_p, target_desc->compatible);
|
VEC_free (arch_p, target_desc->compatible);
|
|
|
xfree (target_desc);
|
xfree (target_desc);
|
}
|
}
|
|
|
struct cleanup *
|
struct cleanup *
|
make_cleanup_free_target_description (struct target_desc *target_desc)
|
make_cleanup_free_target_description (struct target_desc *target_desc)
|
{
|
{
|
return make_cleanup (free_target_description, target_desc);
|
return make_cleanup (free_target_description, target_desc);
|
}
|
}
|
|
|
void
|
void
|
tdesc_add_compatible (struct target_desc *target_desc,
|
tdesc_add_compatible (struct target_desc *target_desc,
|
const struct bfd_arch_info *compatible)
|
const struct bfd_arch_info *compatible)
|
{
|
{
|
const struct bfd_arch_info *compat;
|
const struct bfd_arch_info *compat;
|
int ix;
|
int ix;
|
|
|
/* If this instance of GDB is compiled without BFD support for the
|
/* If this instance of GDB is compiled without BFD support for the
|
compatible architecture, simply ignore it -- we would not be able
|
compatible architecture, simply ignore it -- we would not be able
|
to handle it anyway. */
|
to handle it anyway. */
|
if (compatible == NULL)
|
if (compatible == NULL)
|
return;
|
return;
|
|
|
for (ix = 0; VEC_iterate (arch_p, target_desc->compatible, ix, compat);
|
for (ix = 0; VEC_iterate (arch_p, target_desc->compatible, ix, compat);
|
ix++)
|
ix++)
|
if (compat == compatible)
|
if (compat == compatible)
|
internal_error (__FILE__, __LINE__,
|
internal_error (__FILE__, __LINE__,
|
_("Attempted to add duplicate "
|
_("Attempted to add duplicate "
|
"compatible architecture \"%s\""),
|
"compatible architecture \"%s\""),
|
compatible->printable_name);
|
compatible->printable_name);
|
|
|
VEC_safe_push (arch_p, target_desc->compatible, compatible);
|
VEC_safe_push (arch_p, target_desc->compatible, compatible);
|
}
|
}
|
|
|
void
|
void
|
set_tdesc_property (struct target_desc *target_desc,
|
set_tdesc_property (struct target_desc *target_desc,
|
const char *key, const char *value)
|
const char *key, const char *value)
|
{
|
{
|
struct property *prop, new_prop;
|
struct property *prop, new_prop;
|
int ix;
|
int ix;
|
|
|
gdb_assert (key != NULL && value != NULL);
|
gdb_assert (key != NULL && value != NULL);
|
|
|
for (ix = 0; VEC_iterate (property_s, target_desc->properties, ix, prop);
|
for (ix = 0; VEC_iterate (property_s, target_desc->properties, ix, prop);
|
ix++)
|
ix++)
|
if (strcmp (prop->key, key) == 0)
|
if (strcmp (prop->key, key) == 0)
|
internal_error (__FILE__, __LINE__,
|
internal_error (__FILE__, __LINE__,
|
_("Attempted to add duplicate property \"%s\""), key);
|
_("Attempted to add duplicate property \"%s\""), key);
|
|
|
new_prop.key = xstrdup (key);
|
new_prop.key = xstrdup (key);
|
new_prop.value = xstrdup (value);
|
new_prop.value = xstrdup (value);
|
VEC_safe_push (property_s, target_desc->properties, &new_prop);
|
VEC_safe_push (property_s, target_desc->properties, &new_prop);
|
}
|
}
|
|
|
void
|
void
|
set_tdesc_architecture (struct target_desc *target_desc,
|
set_tdesc_architecture (struct target_desc *target_desc,
|
const struct bfd_arch_info *arch)
|
const struct bfd_arch_info *arch)
|
{
|
{
|
target_desc->arch = arch;
|
target_desc->arch = arch;
|
}
|
}
|
|
|
void
|
void
|
set_tdesc_osabi (struct target_desc *target_desc, enum gdb_osabi osabi)
|
set_tdesc_osabi (struct target_desc *target_desc, enum gdb_osabi osabi)
|
{
|
{
|
target_desc->osabi = osabi;
|
target_desc->osabi = osabi;
|
}
|
}
|
|
|
|
|
static struct cmd_list_element *tdesc_set_cmdlist, *tdesc_show_cmdlist;
|
static struct cmd_list_element *tdesc_set_cmdlist, *tdesc_show_cmdlist;
|
static struct cmd_list_element *tdesc_unset_cmdlist;
|
static struct cmd_list_element *tdesc_unset_cmdlist;
|
|
|
/* Helper functions for the CLI commands. */
|
/* Helper functions for the CLI commands. */
|
|
|
static void
|
static void
|
set_tdesc_cmd (char *args, int from_tty)
|
set_tdesc_cmd (char *args, int from_tty)
|
{
|
{
|
help_list (tdesc_set_cmdlist, "set tdesc ", -1, gdb_stdout);
|
help_list (tdesc_set_cmdlist, "set tdesc ", -1, gdb_stdout);
|
}
|
}
|
|
|
static void
|
static void
|
show_tdesc_cmd (char *args, int from_tty)
|
show_tdesc_cmd (char *args, int from_tty)
|
{
|
{
|
cmd_show_list (tdesc_show_cmdlist, from_tty, "");
|
cmd_show_list (tdesc_show_cmdlist, from_tty, "");
|
}
|
}
|
|
|
static void
|
static void
|
unset_tdesc_cmd (char *args, int from_tty)
|
unset_tdesc_cmd (char *args, int from_tty)
|
{
|
{
|
help_list (tdesc_unset_cmdlist, "unset tdesc ", -1, gdb_stdout);
|
help_list (tdesc_unset_cmdlist, "unset tdesc ", -1, gdb_stdout);
|
}
|
}
|
|
|
static void
|
static void
|
set_tdesc_filename_cmd (char *args, int from_tty,
|
set_tdesc_filename_cmd (char *args, int from_tty,
|
struct cmd_list_element *c)
|
struct cmd_list_element *c)
|
{
|
{
|
target_clear_description ();
|
target_clear_description ();
|
target_find_description ();
|
target_find_description ();
|
}
|
}
|
|
|
static void
|
static void
|
show_tdesc_filename_cmd (struct ui_file *file, int from_tty,
|
show_tdesc_filename_cmd (struct ui_file *file, int from_tty,
|
struct cmd_list_element *c,
|
struct cmd_list_element *c,
|
const char *value)
|
const char *value)
|
{
|
{
|
if (value != NULL && *value != '\0')
|
if (value != NULL && *value != '\0')
|
printf_filtered (_("\
|
printf_filtered (_("\
|
The target description will be read from \"%s\".\n"),
|
The target description will be read from \"%s\".\n"),
|
value);
|
value);
|
else
|
else
|
printf_filtered (_("\
|
printf_filtered (_("\
|
The target description will be read from the target.\n"));
|
The target description will be read from the target.\n"));
|
}
|
}
|
|
|
static void
|
static void
|
unset_tdesc_filename_cmd (char *args, int from_tty)
|
unset_tdesc_filename_cmd (char *args, int from_tty)
|
{
|
{
|
xfree (target_description_filename);
|
xfree (target_description_filename);
|
target_description_filename = NULL;
|
target_description_filename = NULL;
|
target_clear_description ();
|
target_clear_description ();
|
target_find_description ();
|
target_find_description ();
|
}
|
}
|
|
|
static void
|
static void
|
maint_print_c_tdesc_cmd (char *args, int from_tty)
|
maint_print_c_tdesc_cmd (char *args, int from_tty)
|
{
|
{
|
const struct target_desc *tdesc;
|
const struct target_desc *tdesc;
|
const struct bfd_arch_info *compatible;
|
const struct bfd_arch_info *compatible;
|
const char *filename, *inp;
|
const char *filename, *inp;
|
char *function, *outp;
|
char *function, *outp;
|
struct property *prop;
|
struct property *prop;
|
struct tdesc_feature *feature;
|
struct tdesc_feature *feature;
|
struct tdesc_reg *reg;
|
struct tdesc_reg *reg;
|
struct tdesc_type *type;
|
struct tdesc_type *type;
|
struct tdesc_type_field *f;
|
struct tdesc_type_field *f;
|
int ix, ix2, ix3;
|
int ix, ix2, ix3;
|
|
|
/* Use the global target-supplied description, not the current
|
/* Use the global target-supplied description, not the current
|
architecture's. This lets a GDB for one architecture generate C
|
architecture's. This lets a GDB for one architecture generate C
|
for another architecture's description, even though the gdbarch
|
for another architecture's description, even though the gdbarch
|
initialization code will reject the new description. */
|
initialization code will reject the new description. */
|
tdesc = current_target_desc;
|
tdesc = current_target_desc;
|
if (tdesc == NULL)
|
if (tdesc == NULL)
|
error (_("There is no target description to print."));
|
error (_("There is no target description to print."));
|
|
|
if (target_description_filename == NULL)
|
if (target_description_filename == NULL)
|
error (_("The current target description did not come from an XML file."));
|
error (_("The current target description did not come from an XML file."));
|
|
|
filename = lbasename (target_description_filename);
|
filename = lbasename (target_description_filename);
|
function = alloca (strlen (filename) + 1);
|
function = alloca (strlen (filename) + 1);
|
for (inp = filename, outp = function; *inp != '\0'; inp++)
|
for (inp = filename, outp = function; *inp != '\0'; inp++)
|
if (*inp == '.')
|
if (*inp == '.')
|
break;
|
break;
|
else if (*inp == '-')
|
else if (*inp == '-')
|
*outp++ = '_';
|
*outp++ = '_';
|
else
|
else
|
*outp++ = *inp;
|
*outp++ = *inp;
|
*outp = '\0';
|
*outp = '\0';
|
|
|
/* Standard boilerplate. */
|
/* Standard boilerplate. */
|
printf_unfiltered ("/* THIS FILE IS GENERATED. Original: %s */\n\n",
|
printf_unfiltered ("/* THIS FILE IS GENERATED. Original: %s */\n\n",
|
filename);
|
filename);
|
printf_unfiltered ("#include \"defs.h\"\n");
|
printf_unfiltered ("#include \"defs.h\"\n");
|
printf_unfiltered ("#include \"osabi.h\"\n");
|
printf_unfiltered ("#include \"osabi.h\"\n");
|
printf_unfiltered ("#include \"target-descriptions.h\"\n");
|
printf_unfiltered ("#include \"target-descriptions.h\"\n");
|
printf_unfiltered ("\n");
|
printf_unfiltered ("\n");
|
|
|
printf_unfiltered ("struct target_desc *tdesc_%s;\n", function);
|
printf_unfiltered ("struct target_desc *tdesc_%s;\n", function);
|
printf_unfiltered ("static void\n");
|
printf_unfiltered ("static void\n");
|
printf_unfiltered ("initialize_tdesc_%s (void)\n", function);
|
printf_unfiltered ("initialize_tdesc_%s (void)\n", function);
|
printf_unfiltered ("{\n");
|
printf_unfiltered ("{\n");
|
printf_unfiltered
|
printf_unfiltered
|
(" struct target_desc *result = allocate_target_description ();\n");
|
(" struct target_desc *result = allocate_target_description ();\n");
|
printf_unfiltered (" struct tdesc_feature *feature;\n");
|
printf_unfiltered (" struct tdesc_feature *feature;\n");
|
printf_unfiltered (" struct tdesc_type *field_type, *type;\n");
|
printf_unfiltered (" struct tdesc_type *field_type, *type;\n");
|
printf_unfiltered ("\n");
|
printf_unfiltered ("\n");
|
|
|
if (tdesc_architecture (tdesc) != NULL)
|
if (tdesc_architecture (tdesc) != NULL)
|
{
|
{
|
printf_unfiltered
|
printf_unfiltered
|
(" set_tdesc_architecture (result, bfd_scan_arch (\"%s\"));\n",
|
(" set_tdesc_architecture (result, bfd_scan_arch (\"%s\"));\n",
|
tdesc_architecture (tdesc)->printable_name);
|
tdesc_architecture (tdesc)->printable_name);
|
printf_unfiltered ("\n");
|
printf_unfiltered ("\n");
|
}
|
}
|
|
|
if (tdesc_osabi (tdesc) > GDB_OSABI_UNKNOWN
|
if (tdesc_osabi (tdesc) > GDB_OSABI_UNKNOWN
|
&& tdesc_osabi (tdesc) < GDB_OSABI_INVALID)
|
&& tdesc_osabi (tdesc) < GDB_OSABI_INVALID)
|
{
|
{
|
printf_unfiltered
|
printf_unfiltered
|
(" set_tdesc_osabi (result, osabi_from_tdesc_string (\"%s\"));\n",
|
(" set_tdesc_osabi (result, osabi_from_tdesc_string (\"%s\"));\n",
|
gdbarch_osabi_name (tdesc_osabi (tdesc)));
|
gdbarch_osabi_name (tdesc_osabi (tdesc)));
|
printf_unfiltered ("\n");
|
printf_unfiltered ("\n");
|
}
|
}
|
|
|
for (ix = 0; VEC_iterate (arch_p, tdesc->compatible, ix, compatible);
|
for (ix = 0; VEC_iterate (arch_p, tdesc->compatible, ix, compatible);
|
ix++)
|
ix++)
|
{
|
{
|
printf_unfiltered
|
printf_unfiltered
|
(" tdesc_add_compatible (result, bfd_scan_arch (\"%s\"));\n",
|
(" tdesc_add_compatible (result, bfd_scan_arch (\"%s\"));\n",
|
compatible->printable_name);
|
compatible->printable_name);
|
}
|
}
|
if (ix)
|
if (ix)
|
printf_unfiltered ("\n");
|
printf_unfiltered ("\n");
|
|
|
for (ix = 0; VEC_iterate (property_s, tdesc->properties, ix, prop);
|
for (ix = 0; VEC_iterate (property_s, tdesc->properties, ix, prop);
|
ix++)
|
ix++)
|
{
|
{
|
printf_unfiltered (" set_tdesc_property (result, \"%s\", \"%s\");\n",
|
printf_unfiltered (" set_tdesc_property (result, \"%s\", \"%s\");\n",
|
prop->key, prop->value);
|
prop->key, prop->value);
|
}
|
}
|
|
|
for (ix = 0;
|
for (ix = 0;
|
VEC_iterate (tdesc_feature_p, tdesc->features, ix, feature);
|
VEC_iterate (tdesc_feature_p, tdesc->features, ix, feature);
|
ix++)
|
ix++)
|
{
|
{
|
printf_unfiltered (" feature = tdesc_create_feature (result, \"%s\");\n",
|
printf_unfiltered (" feature = tdesc_create_feature (result, \"%s\");\n",
|
feature->name);
|
feature->name);
|
|
|
for (ix2 = 0;
|
for (ix2 = 0;
|
VEC_iterate (tdesc_type_p, feature->types, ix2, type);
|
VEC_iterate (tdesc_type_p, feature->types, ix2, type);
|
ix2++)
|
ix2++)
|
{
|
{
|
switch (type->kind)
|
switch (type->kind)
|
{
|
{
|
case TDESC_TYPE_VECTOR:
|
case TDESC_TYPE_VECTOR:
|
printf_unfiltered
|
printf_unfiltered
|
(" field_type = tdesc_named_type (feature, \"%s\");\n",
|
(" field_type = tdesc_named_type (feature, \"%s\");\n",
|
type->u.v.type->name);
|
type->u.v.type->name);
|
printf_unfiltered
|
printf_unfiltered
|
(" tdesc_create_vector (feature, \"%s\", field_type, %d);\n",
|
(" tdesc_create_vector (feature, \"%s\", field_type, %d);\n",
|
type->name, type->u.v.count);
|
type->name, type->u.v.count);
|
break;
|
break;
|
case TDESC_TYPE_UNION:
|
case TDESC_TYPE_UNION:
|
printf_unfiltered
|
printf_unfiltered
|
(" type = tdesc_create_union (feature, \"%s\");\n",
|
(" type = tdesc_create_union (feature, \"%s\");\n",
|
type->name);
|
type->name);
|
for (ix3 = 0;
|
for (ix3 = 0;
|
VEC_iterate (tdesc_type_field, type->u.u.fields, ix3, f);
|
VEC_iterate (tdesc_type_field, type->u.u.fields, ix3, f);
|
ix3++)
|
ix3++)
|
{
|
{
|
printf_unfiltered
|
printf_unfiltered
|
(" field_type = tdesc_named_type (feature, \"%s\");\n",
|
(" field_type = tdesc_named_type (feature, \"%s\");\n",
|
f->type->name);
|
f->type->name);
|
printf_unfiltered
|
printf_unfiltered
|
(" tdesc_add_field (type, \"%s\", field_type);\n",
|
(" tdesc_add_field (type, \"%s\", field_type);\n",
|
f->name);
|
f->name);
|
}
|
}
|
break;
|
break;
|
default:
|
default:
|
error (_("C output is not supported type \"%s\"."), type->name);
|
error (_("C output is not supported type \"%s\"."), type->name);
|
}
|
}
|
printf_unfiltered ("\n");
|
printf_unfiltered ("\n");
|
}
|
}
|
|
|
for (ix2 = 0;
|
for (ix2 = 0;
|
VEC_iterate (tdesc_reg_p, feature->registers, ix2, reg);
|
VEC_iterate (tdesc_reg_p, feature->registers, ix2, reg);
|
ix2++)
|
ix2++)
|
{
|
{
|
printf_unfiltered (" tdesc_create_reg (feature, \"%s\", %ld, %d, ",
|
printf_unfiltered (" tdesc_create_reg (feature, \"%s\", %ld, %d, ",
|
reg->name, reg->target_regnum, reg->save_restore);
|
reg->name, reg->target_regnum, reg->save_restore);
|
if (reg->group)
|
if (reg->group)
|
printf_unfiltered ("\"%s\", ", reg->group);
|
printf_unfiltered ("\"%s\", ", reg->group);
|
else
|
else
|
printf_unfiltered ("NULL, ");
|
printf_unfiltered ("NULL, ");
|
printf_unfiltered ("%d, \"%s\");\n", reg->bitsize, reg->type);
|
printf_unfiltered ("%d, \"%s\");\n", reg->bitsize, reg->type);
|
}
|
}
|
|
|
printf_unfiltered ("\n");
|
printf_unfiltered ("\n");
|
}
|
}
|
|
|
printf_unfiltered (" tdesc_%s = result;\n", function);
|
printf_unfiltered (" tdesc_%s = result;\n", function);
|
printf_unfiltered ("}\n");
|
printf_unfiltered ("}\n");
|
}
|
}
|
|
|
/* Provide a prototype to silence -Wmissing-prototypes. */
|
/* Provide a prototype to silence -Wmissing-prototypes. */
|
extern initialize_file_ftype _initialize_target_descriptions;
|
extern initialize_file_ftype _initialize_target_descriptions;
|
|
|
void
|
void
|
_initialize_target_descriptions (void)
|
_initialize_target_descriptions (void)
|
{
|
{
|
tdesc_data = gdbarch_data_register_pre_init (tdesc_data_init);
|
tdesc_data = gdbarch_data_register_pre_init (tdesc_data_init);
|
|
|
add_prefix_cmd ("tdesc", class_maintenance, set_tdesc_cmd, _("\
|
add_prefix_cmd ("tdesc", class_maintenance, set_tdesc_cmd, _("\
|
Set target description specific variables."),
|
Set target description specific variables."),
|
&tdesc_set_cmdlist, "set tdesc ",
|
&tdesc_set_cmdlist, "set tdesc ",
|
0 /* allow-unknown */, &setlist);
|
0 /* allow-unknown */, &setlist);
|
add_prefix_cmd ("tdesc", class_maintenance, show_tdesc_cmd, _("\
|
add_prefix_cmd ("tdesc", class_maintenance, show_tdesc_cmd, _("\
|
Show target description specific variables."),
|
Show target description specific variables."),
|
&tdesc_show_cmdlist, "show tdesc ",
|
&tdesc_show_cmdlist, "show tdesc ",
|
0 /* allow-unknown */, &showlist);
|
0 /* allow-unknown */, &showlist);
|
add_prefix_cmd ("tdesc", class_maintenance, unset_tdesc_cmd, _("\
|
add_prefix_cmd ("tdesc", class_maintenance, unset_tdesc_cmd, _("\
|
Unset target description specific variables."),
|
Unset target description specific variables."),
|
&tdesc_unset_cmdlist, "unset tdesc ",
|
&tdesc_unset_cmdlist, "unset tdesc ",
|
0 /* allow-unknown */, &unsetlist);
|
0 /* allow-unknown */, &unsetlist);
|
|
|
add_setshow_filename_cmd ("filename", class_obscure,
|
add_setshow_filename_cmd ("filename", class_obscure,
|
&target_description_filename,
|
&target_description_filename,
|
_("\
|
_("\
|
Set the file to read for an XML target description"), _("\
|
Set the file to read for an XML target description"), _("\
|
Show the file to read for an XML target description"), _("\
|
Show the file to read for an XML target description"), _("\
|
When set, GDB will read the target description from a local\n\
|
When set, GDB will read the target description from a local\n\
|
file instead of querying the remote target."),
|
file instead of querying the remote target."),
|
set_tdesc_filename_cmd,
|
set_tdesc_filename_cmd,
|
show_tdesc_filename_cmd,
|
show_tdesc_filename_cmd,
|
&tdesc_set_cmdlist, &tdesc_show_cmdlist);
|
&tdesc_set_cmdlist, &tdesc_show_cmdlist);
|
|
|
add_cmd ("filename", class_obscure, unset_tdesc_filename_cmd, _("\
|
add_cmd ("filename", class_obscure, unset_tdesc_filename_cmd, _("\
|
Unset the file to read for an XML target description. When unset,\n\
|
Unset the file to read for an XML target description. When unset,\n\
|
GDB will read the description from the target."),
|
GDB will read the description from the target."),
|
&tdesc_unset_cmdlist);
|
&tdesc_unset_cmdlist);
|
|
|
add_cmd ("c-tdesc", class_maintenance, maint_print_c_tdesc_cmd, _("\
|
add_cmd ("c-tdesc", class_maintenance, maint_print_c_tdesc_cmd, _("\
|
Print the current target description as a C source file."),
|
Print the current target description as a C source file."),
|
&maintenanceprintlist);
|
&maintenanceprintlist);
|
}
|
}
|
|
|
