1/* Target-dependent code for GDB, the GNU debugger.
2
3   Copyright (C) 2008-2020 Free Software Foundation, Inc.
4
5   This file is part of GDB.
6
7   This program is free software; you can redistribute it and/or modify
8   it under the terms of the GNU General Public License as published by
9   the Free Software Foundation; either version 3 of the License, or
10   (at your option) any later version.
11
12   This program is distributed in the hope that it will be useful,
13   but WITHOUT ANY WARRANTY; without even the implied warranty of
14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   GNU General Public License for more details.
16
17   You should have received a copy of the GNU General Public License
18   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
19
20#ifndef PPC_LINUX_TDEP_H
21#define PPC_LINUX_TDEP_H
22
23#include "ppc-tdep.h"  /* For PPC_NUM_REGS.  */
24
25struct regset;
26
27/* From ppc-linux-tdep.c ...  */
28const struct regset *ppc_linux_gregset (int);
29const struct regset *ppc_linux_fpregset (void);
30
31/* Get the vector regset that matches the target byte order.  */
32const struct regset *ppc_linux_vrregset (struct gdbarch *gdbarch);
33const struct regset *ppc_linux_vsxregset (void);
34
35/* Get the checkpointed GPR regset that matches the target wordsize
36   and byteorder of GDBARCH.  */
37const struct regset *ppc_linux_cgprregset (struct gdbarch *gdbarch);
38
39/* Get the checkpointed vector regset that matches the target byte
40   order.  */
41const struct regset* ppc_linux_cvmxregset (struct gdbarch *gdbarch);
42
43/* Extra register number constants.  The Linux kernel stores a
44   "trap" code and the original value of r3 into special "registers";
45   these need to be saved and restored when performing an inferior
46   call while the inferior was interrupted within a system call.  */
47enum {
48  PPC_ORIG_R3_REGNUM = PPC_NUM_REGS,
49  PPC_TRAP_REGNUM,
50};
51
52/* Return 1 if PPC_ORIG_R3_REGNUM and PPC_TRAP_REGNUM are usable.  */
53int ppc_linux_trap_reg_p (struct gdbarch *gdbarch);
54
55/* Additional register sets, defined in ppc-linux-tdep.c.  */
56extern const struct regset ppc32_linux_pprregset;
57extern const struct regset ppc32_linux_dscrregset;
58extern const struct regset ppc32_linux_tarregset;
59extern const struct regset ppc32_linux_ebbregset;
60extern const struct regset ppc32_linux_pmuregset;
61extern const struct regset ppc32_linux_tm_sprregset;
62extern const struct regset ppc32_linux_cfprregset;
63extern const struct regset ppc32_linux_cvsxregset;
64extern const struct regset ppc32_linux_cpprregset;
65extern const struct regset ppc32_linux_cdscrregset;
66extern const struct regset ppc32_linux_ctarregset;
67
68#endif /* PPC_LINUX_TDEP_H */
69