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c906108c SS |
1 | /* Native definitions for alpha running OSF/1. |
2 | Copyright (C) 1993, 1994 Free Software Foundation, Inc. | |
3 | ||
c5aa993b | 4 | This file is part of GDB. |
c906108c | 5 | |
c5aa993b JM |
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. | |
c906108c | 10 | |
c5aa993b JM |
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. | |
c906108c | 15 | |
c5aa993b JM |
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., 59 Temple Place - Suite 330, | |
19 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
20 | |
21 | /* Figure out where the longjmp will land. We expect that we have just entered | |
22 | longjmp and haven't yet setup the stack frame, so the args are still in the | |
23 | argument regs. A0_REGNUM points at the jmp_buf structure from which we | |
24 | extract the pc (JB_PC) that we will land at. The pc is copied into ADDR. | |
25 | This routine returns true on success */ | |
26 | ||
27 | #define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR) | |
a14ed312 | 28 | extern int get_longjmp_target (CORE_ADDR *); |
c906108c SS |
29 | |
30 | /* ptrace register ``addresses'' are absolute. */ | |
31 | ||
32 | #define U_REGS_OFFSET 0 | |
33 | ||
34 | /* FIXME: Shouldn't the default definition in inferior.h be int* ? */ | |
35 | ||
36 | #define PTRACE_ARG3_TYPE int* | |
37 | ||
38 | /* ptrace transfers longs, the ptrace man page is lying. */ | |
39 | ||
40 | #define PTRACE_XFER_TYPE long | |
41 | ||
42 | /* The alpha does not step over a breakpoint, the manpage is lying again. */ | |
43 | ||
44 | #define CANNOT_STEP_BREAKPOINT | |
45 | ||
46 | /* OSF/1 has shared libraries. */ | |
47 | ||
48 | #define GDB_TARGET_HAS_SHARED_LIBS | |
49 | ||
50 | /* Support for shared libraries. */ | |
51 | ||
52 | #include "solib.h" | |
53 | ||
54 | /* Given a pointer to either a gregset_t or fpregset_t, return a | |
55 | pointer to the first register. */ | |
56 | #define ALPHA_REGSET_BASE(regsetp) ((regsetp)->regs) |