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dd3b648e | 1 | /* Parameters for execution on a Sun, for GDB, the GNU debugger. |
30875e1c | 2 | Copyright (C) 1986, 1987, 1989, 1992 Free Software Foundation, Inc. |
dd3b648e RP |
3 | |
4 | This file is part of GDB. | |
5 | ||
99a7de40 | 6 | This program is free software; you can redistribute it and/or modify |
dd3b648e | 7 | it under the terms of the GNU General Public License as published by |
99a7de40 JG |
8 | the Free Software Foundation; either version 2 of the License, or |
9 | (at your option) any later version. | |
dd3b648e | 10 | |
99a7de40 | 11 | This program is distributed in the hope that it will be useful, |
dd3b648e RP |
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 | |
99a7de40 JG |
17 | along with this program; if not, write to the Free Software |
18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
dd3b648e RP |
19 | |
20 | #define HAVE_68881 | |
21 | ||
fbcb5095 JG |
22 | /* Let native-versus-cross support code know we are targeting sun3, |
23 | and modify registers to include sun3 fpustate register. */ | |
24 | ||
39d2bcca | 25 | #define GDB_TARGET_IS_SUN3 1 |
696d660b | 26 | |
dd3b648e RP |
27 | /* Define this if the C compiler puts an underscore at the front |
28 | of external names before giving them to the linker. */ | |
29 | ||
30 | #define NAMES_HAVE_UNDERSCORE | |
31 | ||
dd3b648e RP |
32 | /* Address of the end of stack space. We get this from the system |
33 | include files. */ | |
84d82b1c | 34 | |
dd3b648e RP |
35 | #include <sys/types.h> |
36 | #include <machine/vmparam.h> | |
37 | #define STACK_END_ADDR USRSTACK | |
dd3b648e | 38 | |
84d82b1c | 39 | #include "tm-68k.h" |
30875e1c SG |
40 | |
41 | /* Offsets (in target ints) into jmp_buf. Not defined by Sun, but at least | |
42 | documented in a comment in <machine/setjmp.h>! */ | |
43 | ||
44 | #define JB_ELEMENT_SIZE 4 | |
45 | ||
46 | #define JB_ONSSTACK 0 | |
47 | #define JB_SIGMASK 1 | |
48 | #define JB_SP 2 | |
49 | #define JB_PC 3 | |
50 | #define JB_PSL 4 | |
51 | #define JB_D2 5 | |
52 | #define JB_D3 6 | |
53 | #define JB_D4 7 | |
54 | #define JB_D5 8 | |
55 | #define JB_D6 9 | |
56 | #define JB_D7 10 | |
57 | #define JB_A2 11 | |
58 | #define JB_A3 12 | |
59 | #define JB_A4 13 | |
60 | #define JB_A5 14 | |
61 | #define JB_A6 15 | |
62 | ||
63 | /* Figure out where the longjmp will land. Slurp the args out of the stack. | |
64 | We expect the first arg to be a pointer to the jmp_buf structure from which | |
65 | we extract the pc (JB_PC) that we will land at. The pc is copied into ADDR. | |
66 | This routine returns true on success */ | |
67 | ||
68 | #define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR) | |
e05ba37d SG |
69 | |
70 | #undef SAVED_PC_AFTER_CALL | |
71 | ||
b0c8c726 JG |
72 | #ifdef __STDC__ |
73 | struct frame_info; | |
74 | #endif | |
75 | ||
e05ba37d SG |
76 | extern CORE_ADDR sun3_saved_pc_after_call PARAMS ((struct frame_info *)); |
77 | ||
78 | #define SAVED_PC_AFTER_CALL(frame) \ | |
79 | sun3_saved_pc_after_call(frame) |