1999-04-16 09:35:26 +08:00
|
|
|
/* Parameters for VxWorks Intel 960's, for GDB, the GNU debugger.
|
1999-06-08 03:19:32 +08:00
|
|
|
Copyright (C) 1986-1991, 1999 Free Software Foundation, Inc.
|
1999-04-16 09:35:26 +08:00
|
|
|
Contributed by Cygnus Support.
|
|
|
|
|
|
1999-07-08 04:19:36 +08:00
|
|
|
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. */
|
1999-04-16 09:35:26 +08:00
|
|
|
|
|
|
|
|
#include "i960/tm-i960.h"
|
1999-06-08 03:19:32 +08:00
|
|
|
#include "tm-vxworks.h"
|
1999-04-16 09:35:26 +08:00
|
|
|
|
|
|
|
|
/* 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) */
|
