1 /* Parameters for VxWorks Intel 960's, for GDB, the GNU debugger.
2 Copyright (C) 1986-1991 Free Software Foundation, Inc.
3 Contributed by Cygnus Support.
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, Boston, MA 02111-1307, USA. */
21 #include "i960/tm-i960.h"
23 /* Under VxWorks the IP isn't filled in. Skip it, go with RIP, which has
26 #define PC_REGNUM RIP_REGNUM
28 #define GDBINIT_FILENAME ".vxgdbinit"
30 #define DEFAULT_PROMPT "(vxgdb) "
32 /* We have more complex, useful breakpoints on the target.
33 Amount ip must be decremented by after a breakpoint. */
35 #define DECR_PC_AFTER_BREAK 0
37 /* We are guaranteed to have a zero frame pointer at bottom of stack, too. */
39 #define FRAME_CHAIN_VALID(chain, thisframe) nonnull_frame_chain_valid (chain, thisframe)
41 /* Breakpoint patching is handled at the target end in VxWorks. */
42 /* #define BREAKPOINT {0x00, 0x3e, 0x00, 0x66} */
44 /* Number of registers in a ptrace_getregs call. */
46 #define VX_NUM_REGS (16 + 16 + 3)
48 /* Number of registers in a ptrace_getfpregs call. */
50 /* @@ Can't use this -- the rdb library for the 960 target
51 doesn't support setting or retrieving FP regs. KR */
53 /* #define VX_SIZE_FPREGS (REGISTER_RAW_SIZE (FP0_REGNUM) * 4) */
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