| /* Target machine definitions for GDB for an embedded SPARC. |
| Copyright 1989, 1992, 1993, 2000 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. */ |
| |
| #include "sparc/tm-sparc.h" |
| |
| /* Offsets into jmp_buf. Not defined by Sun, but at least documented in a |
| comment in <machine/setjmp.h>! */ |
| |
| #define JB_ELEMENT_SIZE 4 /* Size of each element in jmp_buf */ |
| |
| #define JB_ONSSTACK 0 |
| #define JB_SIGMASK 1 |
| #define JB_SP 2 |
| #define JB_PC 3 |
| #define JB_NPC 4 |
| #define JB_PSR 5 |
| #define JB_G1 6 |
| #define JB_O0 7 |
| #define JB_WBCNT 8 |
| |
| /* Figure out where the longjmp will land. We expect that we have just entered |
| longjmp and haven't yet setup the stack frame, so the args are still in the |
| output regs. %o0 (O0_REGNUM) points at the jmp_buf structure from which we |
| extract the pc (JB_PC) that we will land at. The pc is copied into ADDR. |
| This routine returns true on success */ |
| |
| extern int get_longjmp_target (CORE_ADDR *); |
| |
| #define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR) |