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- /* Definitions to make GDB run on an Altos 3068 (m68k running SVR2)
- Copyright (C) 1987, 1989, 1991 Free Software Foundation, Inc.
-
- 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* Define BPT_VECTOR if it is different than the default.
- This is the vector number used by traps to indicate a breakpoint. */
-
- #define BPT_VECTOR 0xe
-
- /* Define this if the C compiler puts an underscore at the front
- of external names before giving them to the linker. */
-
- #undef NAMES_HAVE_UNDERSCORE
-
- /* COFF files don't have long filenames. */
-
- #define COFF_NO_LONG_FILE_NAMES
-
- /* Address of end of stack space. */
-
- /*#define STACK_END_ADDR (0xffffff)*/
- #define STACK_END_ADDR (0x1000000)
-
- /* Amount PC must be decremented by after a breakpoint.
- On the Altos, the kernel resets the pc to the trap instr */
-
- #define DECR_PC_AFTER_BREAK 0
-
- /* The only reason this is here is the tm-altos.h reference below. It
- was moved back here from tm-68k.h. FIXME? */
-
- #define SKIP_PROLOGUE(pc) \
- { register int op = read_memory_integer (pc, 2); \
- if (op == 0047126) \
- pc += 4; /* Skip link #word */ \
- else if (op == 0044016) \
- pc += 6; /* Skip link #long */ \
- /* Not sure why branches are here. */ \
- /* From tm-isi.h, tm-altos.h */ \
- else if (op == 0060000) \
- pc += 4; /* Skip bra #word */ \
- else if (op == 00600377) \
- pc += 6; /* skip bra #long */ \
- else if ((op & 0177400) == 0060000) \
- pc += 2; /* skip bra #char */ \
- }
-
- #include "tm-68k.h"
-