1 /* Definitions for native support of irix5. 2 3 Copyright 1993, 1996, 1998, 1999, 2000 Free Software Foundation, Inc. 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 /* Use SVR4 style shared library support */ 23 24 #include "solib.h" 25 26 /* SVR4 has /proc support, so use it instead of ptrace. */ 27 28 #define USE_PROC_FS 29 30 #undef IN_SOLIB_DYNSYM_RESOLVE_CODE 31 32 #define TARGET_HAS_HARDWARE_WATCHPOINTS 33 34 /* TARGET_CAN_USE_HARDWARE_WATCHPOINT is now defined to go through 35 the target vector. For Irix5, procfs_can_use_hw_watchpoint() 36 should be invoked. */ 37 38 /* When a hardware watchpoint fires off the PC will be left at the 39 instruction which caused the watchpoint. It will be necessary for 40 GDB to step over the watchpoint. */ 41 42 #define STOPPED_BY_WATCHPOINT(W) \ 43 procfs_stopped_by_watchpoint(inferior_ptid) 44 extern int procfs_stopped_by_watchpoint (ptid_t); 45 46 /* Use these macros for watchpoint insertion/deletion. */ 47 /* type can be 0: write watch, 1: read watch, 2: access watch (read/write) */ 48 #define target_insert_watchpoint(ADDR, LEN, TYPE) \ 49 procfs_set_watchpoint (inferior_ptid, ADDR, LEN, TYPE, 0) 50 #define target_remove_watchpoint(ADDR, LEN, TYPE) \ 51 procfs_set_watchpoint (inferior_ptid, ADDR, 0, 0, 0) 52 extern int procfs_set_watchpoint (ptid_t, CORE_ADDR, int, int, int); 53 54 #define TARGET_REGION_SIZE_OK_FOR_HW_WATCHPOINT(SIZE) 1 55 56 /* Override register locations in upage for SGI machines */ 57 #define REGISTER_U_ADDR(addr, blockend, regno) \ 58 if (regno < PC_REGNUM) \ 59 addr = regno; \ 60 else \ 61 addr = regno + NSIG_HNDLRS; /* Skip over signal handlers */ 62