| 1 | /* Parameters for execution on a Sun, for GDB, the GNU debugger. |
| 2 | Copyright (C) 1986, 1987, 1989, 1992 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of GDB. |
| 5 | |
| 6 | This program is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 2 of the License, or |
| 9 | (at your option) any later version. |
| 10 | |
| 11 | This program is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | GNU General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License |
| 17 | along with this program; if not, write to the Free Software |
| 18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ |
| 19 | |
| 20 | #define HAVE_68881 |
| 21 | |
| 22 | /* Let native-versus-cross support code know we are targeting sun3, |
| 23 | and modify registers to include sun3 fpustate register. */ |
| 24 | |
| 25 | #define GDB_TARGET_IS_SUN3 1 |
| 26 | |
| 27 | #include "tm-68k.h" |
| 28 | |
| 29 | /* Offsets (in target ints) into jmp_buf. Not defined by Sun, but at least |
| 30 | documented in a comment in <machine/setjmp.h>! */ |
| 31 | |
| 32 | #define JB_ELEMENT_SIZE 4 |
| 33 | |
| 34 | #define JB_ONSSTACK 0 |
| 35 | #define JB_SIGMASK 1 |
| 36 | #define JB_SP 2 |
| 37 | #define JB_PC 3 |
| 38 | #define JB_PSL 4 |
| 39 | #define JB_D2 5 |
| 40 | #define JB_D3 6 |
| 41 | #define JB_D4 7 |
| 42 | #define JB_D5 8 |
| 43 | #define JB_D6 9 |
| 44 | #define JB_D7 10 |
| 45 | #define JB_A2 11 |
| 46 | #define JB_A3 12 |
| 47 | #define JB_A4 13 |
| 48 | #define JB_A5 14 |
| 49 | #define JB_A6 15 |
| 50 | |
| 51 | /* Figure out where the longjmp will land. Slurp the args out of the stack. |
| 52 | We expect the first arg to be a pointer to the jmp_buf structure from which |
| 53 | we extract the pc (JB_PC) that we will land at. The pc is copied into ADDR. |
| 54 | This routine returns true on success */ |
| 55 | |
| 56 | #define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR) |
| 57 | |
| 58 | #undef SAVED_PC_AFTER_CALL |
| 59 | |
| 60 | #ifdef __STDC__ |
| 61 | struct frame_info; |
| 62 | #endif |
| 63 | |
| 64 | extern CORE_ADDR sun3_saved_pc_after_call PARAMS ((struct frame_info *)); |
| 65 | |
| 66 | #define SAVED_PC_AFTER_CALL(frame) \ |
| 67 | sun3_saved_pc_after_call(frame) |