| 1 | /* Native definitions for alpha running GNU/Linux. |
| 2 | |
| 3 | Copyright 1993, 1994, 1996, 1998, 2000, 2001, 2002 Free Software |
| 4 | Foundation, Inc. |
| 5 | |
| 6 | This file is part of GDB. |
| 7 | |
| 8 | This program is free software; you can redistribute it and/or modify |
| 9 | it under the terms of the GNU General Public License as published by |
| 10 | the Free Software Foundation; either version 2 of the License, or |
| 11 | (at your option) any later version. |
| 12 | |
| 13 | This program is distributed in the hope that it will be useful, |
| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | GNU General Public License for more details. |
| 17 | |
| 18 | You should have received a copy of the GNU General Public License |
| 19 | along with this program; if not, write to the Free Software |
| 20 | Foundation, Inc., 59 Temple Place - Suite 330, |
| 21 | Boston, MA 02111-1307, USA. */ |
| 22 | |
| 23 | #ifndef NM_LINUX_H |
| 24 | #define NM_LINUX_H |
| 25 | |
| 26 | #include "nm-linux.h" |
| 27 | |
| 28 | /* Figure out where the longjmp will land. We expect that we have just entered |
| 29 | longjmp and haven't yet setup the stack frame, so the args are still in the |
| 30 | argument regs. A0_REGNUM points at the jmp_buf structure from which we |
| 31 | extract the pc (JB_PC) that we will land at. The pc is copied into ADDR. |
| 32 | This routine returns true on success */ |
| 33 | |
| 34 | #define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR) |
| 35 | extern int get_longjmp_target (CORE_ADDR *); |
| 36 | |
| 37 | /* ptrace register ``addresses'' are absolute. */ |
| 38 | |
| 39 | #define U_REGS_OFFSET 0 |
| 40 | |
| 41 | /* FIXME: This is probably true, or should be, on all GNU/Linux ports. |
| 42 | IA64? Sparc64? */ |
| 43 | #define PTRACE_ARG3_TYPE long |
| 44 | |
| 45 | /* ptrace transfers longs, the ptrace man page is lying. */ |
| 46 | |
| 47 | #define PTRACE_XFER_TYPE long |
| 48 | |
| 49 | /* The alpha does not step over a breakpoint, the manpage is lying again. */ |
| 50 | |
| 51 | #define CANNOT_STEP_BREAKPOINT |
| 52 | |
| 53 | /* GNU/Linux has shared libraries. */ |
| 54 | |
| 55 | #define GDB_TARGET_HAS_SHARED_LIBS |
| 56 | |
| 57 | /* Given a pointer to either a gregset_t or fpregset_t, return a |
| 58 | pointer to the first register. */ |
| 59 | #define ALPHA_REGSET_BASE(regsetp) ((long *) (regsetp)) |
| 60 | |
| 61 | #endif /* NM_LINUX_H */ |