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/* Parameters for VxWorks Intel 960's, for GDB, the GNU debugger.
Copyright (C) 1986-1991, 1999 Free Software Foundation, Inc.
Contributed by Cygnus Support.
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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "i960/tm-i960.h"
#include "tm-vxworks.h"
/* Under VxWorks the IP isn't filled in. Skip it, go with RIP, which has
the real value. */
#undef PC_REGNUM
#define PC_REGNUM RIP_REGNUM
/* We have more complex, useful breakpoints on the target.
Amount ip must be decremented by after a breakpoint. */
#define DECR_PC_AFTER_BREAK 0
/* We are guaranteed to have a zero frame pointer at bottom of stack, too. */
#define FRAME_CHAIN_VALID(chain, thisframe) nonnull_frame_chain_valid (chain, thisframe)
/* Breakpoint patching is handled at the target end in VxWorks. */
/* #define BREAKPOINT {0x00, 0x3e, 0x00, 0x66} */
/* Number of registers in a ptrace_getregs call. */
#define VX_NUM_REGS (16 + 16 + 3)
/* Number of registers in a ptrace_getfpregs call. */
/* @@ Can't use this -- the rdb library for the 960 target
doesn't support setting or retrieving FP regs. KR */
/* #define VX_SIZE_FPREGS (REGISTER_RAW_SIZE (FP0_REGNUM) * 4) */
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