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/* Parameters for VxWorks Intel 960's, for GDB, the GNU debugger.
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Copyright (C) 1986-1991, 1999 Free Software Foundation, Inc.
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Contributed by Cygnus Support.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "i960/tm-i960.h"
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#include "tm-vxworks.h"
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/* Under VxWorks the IP isn't filled in. Skip it, go with RIP, which has
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the real value. */
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#undef PC_REGNUM
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#define PC_REGNUM RIP_REGNUM
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/* We have more complex, useful breakpoints on the target.
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Amount ip must be decremented by after a breakpoint. */
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#define DECR_PC_AFTER_BREAK 0
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/* We are guaranteed to have a zero frame pointer at bottom of stack, too. */
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#define FRAME_CHAIN_VALID(chain, thisframe) nonnull_frame_chain_valid (chain, thisframe)
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/* Breakpoint patching is handled at the target end in VxWorks. */
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/* #define BREAKPOINT {0x00, 0x3e, 0x00, 0x66} */
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/* Number of registers in a ptrace_getregs call. */
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#define VX_NUM_REGS (16 + 16 + 3)
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/* Number of registers in a ptrace_getfpregs call. */
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/* @@ Can't use this -- the rdb library for the 960 target
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doesn't support setting or retrieving FP regs. KR */
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/* #define VX_SIZE_FPREGS (REGISTER_RAW_SIZE (FP0_REGNUM) * 4) */
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