mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-03 04:12:10 +08:00
123dc83914
(xml-tdesc.o): Update. * xml-support.c: Add a comment. (gdb_xml_enums_boolean): New variable. (gdb_xml_parse_attr_enum): Use strcasecmp. * xml-support.h (gdb_xml_enums_boolean): Declare. * xml-tdesc.c (struct tdesc_parsing_data): Record current_feature, next_regnum, and current_union. (tdesc_start_feature, tdesc_start_reg, tdesc_start_union) (tdesc_end_union, tdesc_start_field, tdesc_start_vector) (field_attributes, union_children, reg_attributes, union_attributes) (vector_attributes, feature_attributes, feature_children): New. (target_children): Make static. Add <feature>. (tdesc_elements): Make static. * target-descriptions.c (struct tdesc_reg, tdesc_reg_p, type_p) (struct tdesc_feature, tdesc_feature_p): New types. (struct target_desc): Add features member. (struct tdesc_arch_data, tdesc_data): New. (target_find_description): Clarify error message. Warn about ignored register descriptions. (tdesc_has_registers, tdesc_find_feature, tdesc_feature_name) (tdesc_named_type, tdesc_data_init, tdesc_data_alloc) (tdesc_data_cleanup, tdesc_numbered_register) (tdesc_numbered_register_choices, tdesc_find_register) (tdesc_register_name, tdesc_register_type) (tdesc_remote_register_number, tdesc_register_reggroup_p) (set_tdesc_pseudo_register_name, set_tdesc_pseudo_register_type) (set_tdesc_pseudo_register_reggroup_p, tdesc_use_registers) (tdesc_free_reg, tdesc_create_reg, tdesc_free_feature) (tdesc_create_feature, tdesc_record_type): New. (free_target_description): Free features. (_initialize_target_descriptions): Initialize tdesc_data. * arch-utils.c (default_remote_register_number): New. * arch-utils.h (default_remote_register_number): New prototype. * target-descriptions.h (set_tdesc_pseudo_register_name) (set_tdesc_pseudo_register_type, set_tdesc_pseudo_register_reggroup_p) (tdesc_use_registers, tdesc_data_alloc, tdesc_data_cleanup) (tdesc_numbered_register, tdesc_numbered_register_choices) (tdesc_has_registers, tdesc_find_feature, tdesc_feature_name) (tdesc_named_type, tdesc_create_feature, tdesc_record_type) (tdesc_create_reg): Declare. * gdbarch.sh (remote_register_number): New entry. * gdbarch.c, gdbarch.h: Regenerate. * remote.c (init_remote_state): Use gdbarch_remote_register_number. * features/gdb-target.dtd: Add feature, reg, vector, union, and field. * arm-tdep.c (arm_register_aliases): New. (arm_register_name_strings): Rename to... (arm_register_names): ...this. Make const. Delete the old version. (current_option, arm_register_byte): Delete. (set_disassembly_style): Simplify. Do not adjust arm_register_names. (value_of_arm_user_reg): New. (arm_gdbarch_init): Verify any described registers. Call tdesc_use_registers. Don't use arm_register_byte. Create aliases for standard register names. (_initialize_arm_tdep): Do not adjust arm_register_names. * user-regs.c (struct user_reg): Add baton member. (append_user_reg, user_reg_add_builtin, user_regs_init) (user_reg_add, value_of_user_reg): Use a baton for user register functions. * std-regs.c: Update. * user-regs.h (user_reg_read_ftype, user_reg_add_builtin) (user_reg_add): Add baton argument. * NEWS: Mention target description register support. * features/arm-core.xml, features/arm-fpa.xml: New. * eval.c (evaluate_subexp_standard): Allow ptype $register when the program is not running. * gdb.texinfo (-target-disconnect): Use @smallexample. (Requirements): Add anchor for Expat. Update description. (Target Descriptions): Mention Expat. (Target Description Format): Document new elements. Use @smallexample. (Predefined Target Types, Standard Target Features): New sections. * doc/gdbint.texinfo (Target Descriptions): New section. * gdb.xml/single-reg.xml, gdb.xml/tdesc-regs.exp, gdb.xml/core-only.xml, gdb.xml/extra-regs.xml: New files.
73 lines
2.7 KiB
C
73 lines
2.7 KiB
C
/* Per-frame user registers, for GDB, the GNU debugger.
|
|
|
|
Copyright (C) 2002, 2003, 2007 Free Software Foundation, Inc.
|
|
|
|
Contributed by Red Hat.
|
|
|
|
This file is part of GDB.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
Boston, MA 02110-1301, USA. */
|
|
|
|
#ifndef USER_REGS_H
|
|
#define USER_REGS_H
|
|
|
|
/* Implement both builtin, and architecture specific, per-frame user
|
|
visible registers.
|
|
|
|
Builtin registers apply to all architectures, where as architecture
|
|
specific registers are present when the architecture is selected.
|
|
|
|
These registers are assigned register numbers outside the
|
|
architecture's register range [0 .. NUM_REGS + NUM_PSEUDO_REGS).
|
|
Their values should be constructed using per-frame information. */
|
|
|
|
/* TODO: cagney/2003-06-27: Need to think more about how these
|
|
registers are added, read, and modified. At present they are kind
|
|
of assumed to be read-only. Should it, for instance, return a
|
|
register descriptor that contains all the relvent access methods. */
|
|
|
|
struct frame_info;
|
|
struct gdbarch;
|
|
|
|
/* Given an architecture, map a user visible register name onto its
|
|
index. */
|
|
|
|
extern int user_reg_map_name_to_regnum (struct gdbarch *gdbarch,
|
|
const char *str, int len);
|
|
|
|
extern const char *user_reg_map_regnum_to_name (struct gdbarch *gdbarch,
|
|
int regnum);
|
|
|
|
/* Return the value of the frame register in the specified frame.
|
|
|
|
Note; These methods return a "struct value" instead of the raw
|
|
bytes as, at the time the register is being added, the type needed
|
|
to describe the register has not bee initialized. */
|
|
|
|
typedef struct value *(user_reg_read_ftype) (struct frame_info *frame,
|
|
const void *baton);
|
|
extern struct value *value_of_user_reg (int regnum, struct frame_info *frame);
|
|
|
|
/* Add a builtin register (present in all architectures). */
|
|
extern void user_reg_add_builtin (const char *name,
|
|
user_reg_read_ftype *read, const void *baton);
|
|
|
|
/* Add a per-architecture frame register. */
|
|
extern void user_reg_add (struct gdbarch *gdbarch, const char *name,
|
|
user_reg_read_ftype *read, const void *baton);
|
|
|
|
#endif
|