mirror of
https://github.com/darlinghq/darling-gdb.git
synced 2024-11-24 12:39:59 +00:00
72 lines
2.6 KiB
C
72 lines
2.6 KiB
C
/* Per-frame user registers, for GDB, the GNU debugger.
|
|
|
|
Copyright (C) 2002, 2003, 2007, 2008, 2009 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 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>. */
|
|
|
|
#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 .. gdbarch_num_regs + gdbarch_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
|