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[/] [or1k/] [trunk/] [gdb-5.0/] [gdb/] [config/] [m68k/] [tm-os68k.h] - Blame information for rev 1765

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1 106 markom
/* Parameters for execution on VxWorks m68k's, for GDB, the GNU debugger.
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   Copyright (C) 1986, 1987, 1989, 1991 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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#define GDBINIT_FILENAME        ".os68gdbinit"
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#define DEFAULT_PROMPT          "(os68k) "
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#include "m68k/tm-m68k.h"
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/* We have more complex, useful breakpoints on the target.  */
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#undef DECR_PC_AFTER_BREAK
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#define DECR_PC_AFTER_BREAK     0
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/* Takes the current frame-struct pointer and returns the chain-pointer
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   to get to the calling frame.
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   If our current frame pointer is zero, we're at the top; else read out
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   the saved FP from memory pointed to by the current FP.  */
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#undef  FRAME_CHAIN
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#define FRAME_CHAIN(thisframe) ((thisframe)->frame? read_memory_integer ((thisframe)->frame, 4): 0)
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/* If the chain pointer is zero (either because the saved value fetched
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   by FRAME_CHAIN was zero, or because the current FP was zero so FRAME_CHAIN
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   never fetched anything), we are at the top of the stack.  */
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/* We are guaranteed to have a zero frame pointer at bottom of stack, too. */
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#undef FRAME_CHAIN_VALID
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#define FRAME_CHAIN_VALID(chain, thisframe) nonnull_frame_chain_valid (chain, thisframe)

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