| /* Definitions to make GDB run on a vax under 4.2bsd. |
| Copyright 1986, 1987, 1989, 1991, 1993, 1994, 1996, 1998, 1999, 2000, 2002 |
| 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., 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #define GDB_MULTI_ARCH GDB_MULTI_ARCH_PARTIAL |
| |
| #define TARGET_UPAGES 14 |
| #define TARGET_NBPG 512 |
| #define STACK_END_ADDR (0x80000000 - (TARGET_UPAGES * TARGET_NBPG)) |
| |
| /* On the VAX, sigtramp is in the u area. Can't check the exact |
| addresses because for cross-debugging we don't have VAX include |
| files around. This should be close enough. */ |
| #define SIGTRAMP_START(pc) STACK_END_ADDR |
| #define SIGTRAMP_END(pc) 0x80000000 |
| |
| /* Sequence of bytes for breakpoint instruction. */ |
| #define BREAKPOINT {3} |
| |
| #define AP_REGNUM 12 /* XXXJRT */ |
| |
| /* Offset to saved PC in sigcontext, from <sys/signal.h>. */ |
| /* XXXJRT should go away */ |
| #define SIGCONTEXT_PC_OFFSET 12 |
| |
| /* XXXJRT not yet under gdbarch control */ |
| #define FRAME_ARGS_ADDRESS_CORRECT(fi) vax_frame_args_address_correct ((fi)) |
| extern CORE_ADDR vax_frame_args_address_correct (struct frame_info *); |
| |
| /* If vax pcc says CHAR or SHORT, it provides the correct address. */ |
| #define BELIEVE_PCC_PROMOTION 1 |
