1 /* Native-dependent code for GNU/Linux on MIPS processors.
3 Copyright 2001, 2002, 2003 Free Software Foundation, Inc.
5 This file is part of GDB.
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 2 of the License, or
10 (at your option) any later version.
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.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
24 /* Pseudo registers can not be read. ptrace does not provide a way to
25 read (or set) PS_REGNUM, and there's no point in reading or setting
26 ZERO_REGNUM. We also can not set BADVADDR, CAUSE, or FCRIR via
30 mips_linux_cannot_fetch_register (int regno
)
32 if (regno
> ZERO_REGNUM
&& regno
< ZERO_REGNUM
+ 32)
34 else if (regno
>= mips_regnum (current_gdbarch
)->fp0
35 && regno
<= mips_regnum (current_gdbarch
)->fp0
+ 32)
37 else if (regno
== mips_regnum (current_gdbarch
)->lo
38 || regno
== mips_regnum (current_gdbarch
)->hi
39 || regno
== mips_regnum (current_gdbarch
)->badvaddr
40 || regno
== mips_regnum (current_gdbarch
)->cause
41 || regno
== mips_regnum (current_gdbarch
)->pc
42 || regno
== mips_regnum (current_gdbarch
)->fp_control_status
43 || regno
== mips_regnum (current_gdbarch
)->fp_implementation_revision
)
50 mips_linux_cannot_store_register (int regno
)
52 if (regno
> ZERO_REGNUM
&& regno
< ZERO_REGNUM
+ 32)
54 else if (regno
>= FP0_REGNUM
&& regno
<= FP0_REGNUM
+ 32)
56 else if (regno
== mips_regnum (current_gdbarch
)->lo
57 || regno
== mips_regnum (current_gdbarch
)->hi
58 || regno
== mips_regnum (current_gdbarch
)->pc
59 || regno
== mips_regnum (current_gdbarch
)->fp_control_status
)