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[/] [or1k/] [trunk/] [gdb-5.0/] [gdb/] [config/] [sparc/] [tm-spc-em.h] - Blame information for rev 106

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1 106 markom
/* Target machine definitions for GDB for an embedded SPARC.
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   Copyright 1989, 1992, 1993 Free Software Foundation, Inc.
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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 "sparc/tm-sparc.h"
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/* Offsets into jmp_buf.  Not defined by Sun, but at least documented in a
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   comment in <machine/setjmp.h>! */
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#define JB_ELEMENT_SIZE 4       /* Size of each element in jmp_buf */
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#define JB_ONSSTACK 0
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#define JB_SIGMASK 1
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#define JB_SP 2
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#define JB_PC 3
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#define JB_NPC 4
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#define JB_PSR 5
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#define JB_G1 6
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#define JB_O0 7
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#define JB_WBCNT 8
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/* Figure out where the longjmp will land.  We expect that we have just entered
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   longjmp and haven't yet setup the stack frame, so the args are still in the
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   output regs.  %o0 (O0_REGNUM) points at the jmp_buf structure from which we
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   extract the pc (JB_PC) that we will land at.  The pc is copied into ADDR.
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   This routine returns true on success */
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extern int
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get_longjmp_target PARAMS ((CORE_ADDR *));
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#define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR)

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