projects / thirdparty / binutils-gdb.git / blame
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| 16461d7d | 1 | /* Native support for GNU/Linux, for GDB, the GNU debugger. |
| c5fa4245 | 2 | |
| 6aba47ca | 3 | Copyright 1999, 2000, 2001, 2004, 2005, 2007 Free Software Foundation, Inc. |
| 16461d7d KB |
4 | |
| 5 | This file is part of GDB. | |
| 6 | ||
| 7 | This program is free software; you can redistribute it and/or modify | |
| 8 | it under the terms of the GNU General Public License as published by | |
| 9 | the Free Software Foundation; either version 2 of the License, or | |
| 10 | (at your option) any later version. | |
| 11 | ||
| 12 | This program is distributed in the hope that it will be useful, | |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | GNU General Public License for more details. | |
| 16 | ||
| 17 | You should have received a copy of the GNU General Public License | |
| 18 | along with this program; if not, write to the Free Software | |
| 19 | Foundation, Inc., 59 Temple Place - Suite 330, | |
| 20 | Boston, MA 02111-1307, USA. */ | |
| 21 | ||
| 22 | #ifndef NM_LINUX_H | |
| 23 | #define NM_LINUX_H | |
| 24 | ||
| 5439edaa AC |
25 | struct target_ops; |
| 26 | ||
| 4f2e4a4f | 27 | #include "config/nm-linux.h" |
| 16461d7d | 28 | |
| 471ae5ae AC |
29 | /* This is the amount to subtract from u.u_ar0 |
| 30 | to get the offset in the core file of the register values. */ | |
| 31 | #define KERNEL_U_ADDR 0x0 | |
| 32 | ||
| 16461d7d KB |
33 | /* Note: It seems likely that we'll have to eventually define |
| 34 | FETCH_INFERIOR_REGISTERS. But until that time, we'll make do | |
| 35 | with the following. */ | |
| 36 | ||
| 37 | #define CANNOT_FETCH_REGISTER(regno) ia64_cannot_fetch_register(regno) | |
| 38 | extern int ia64_cannot_fetch_register (int regno); | |
| 39 | ||
| 40 | #define CANNOT_STORE_REGISTER(regno) ia64_cannot_store_register(regno) | |
| 41 | extern int ia64_cannot_store_register (int regno); | |
| 42 | ||
| 364693ab KB |
43 | #define U_REGS_OFFSET 0 |
| 44 | ||
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45 | /* Hardware watchpoints */ |
| 46 | ||
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47 | #define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) 1 |
| 48 | ||
| 49 | /* The IA-64 architecture can step over a watch point (without triggering | |
| 50 | it again) if the "dd" (data debug fault disable) bit in the processor | |
| 51 | status word is set. | |
| 52 | ||
| 53 | This PSR bit is set in ia64_linux_stopped_by_watchpoint when the | |
| 54 | code there has determined that a hardware watchpoint has indeed | |
| 55 | been hit. The CPU will then be able to execute one instruction | |
| 56 | without triggering a watchpoint. */ | |
| 57 | #define HAVE_STEPPABLE_WATCHPOINT 1 | |
| 58 | ||
| 59 | #define STOPPED_BY_WATCHPOINT(W) \ | |
| 4aa7a7f5 JJ |
60 | ia64_linux_stopped_by_watchpoint () |
| 61 | extern int ia64_linux_stopped_by_watchpoint (); | |
| 62 | ||
| 63 | #define target_stopped_data_address(target, x) \ | |
| 64 | ia64_linux_stopped_data_address(x) | |
| 65 | extern int ia64_linux_stopped_data_address (CORE_ADDR *addr_p); | |
| acf7b9e1 KB |
66 | |
| 67 | #define target_insert_watchpoint(addr, len, type) \ | |
| 39f77062 KB |
68 | ia64_linux_insert_watchpoint (inferior_ptid, addr, len, type) |
| 69 | extern int ia64_linux_insert_watchpoint (ptid_t ptid, CORE_ADDR addr, | |
| acf7b9e1 KB |
70 | int len, int rw); |
| 71 | ||
| 72 | #define target_remove_watchpoint(addr, len, type) \ | |
| 39f77062 KB |
73 | ia64_linux_remove_watchpoint (inferior_ptid, addr, len) |
| 74 | extern int ia64_linux_remove_watchpoint (ptid_t ptid, CORE_ADDR addr, | |
| 75 | int len); | |
| acf7b9e1 | 76 | |
| 16461d7d | 77 | #endif /* #ifndef NM_LINUX_H */ |