diff options
Diffstat (limited to 'contrib/gdb/gdb/config/i386/nm-i386sol2.h')
-rw-r--r-- | contrib/gdb/gdb/config/i386/nm-i386sol2.h | 69 |
1 files changed, 47 insertions, 22 deletions
diff --git a/contrib/gdb/gdb/config/i386/nm-i386sol2.h b/contrib/gdb/gdb/config/i386/nm-i386sol2.h index 2ae966c..0e6b3ef 100644 --- a/contrib/gdb/gdb/config/i386/nm-i386sol2.h +++ b/contrib/gdb/gdb/config/i386/nm-i386sol2.h @@ -1,35 +1,60 @@ /* Native support for i386 running Solaris 2. - Copyright 1998 Free Software Foundation, Inc. + Copyright 1998, 1999, 2000 Free Software Foundation, Inc. -This file is part of GDB. + This file is part of GDB. -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ #include "nm-sysv4.h" -#ifdef HAVE_THREAD_DB_LIB +#ifdef NEW_PROC_API /* Solaris 6 and above can do HW watchpoints */ -#ifdef __STDC__ -struct objfile; -#endif +#define TARGET_HAS_HARDWARE_WATCHPOINTS -#define target_new_objfile(OBJFILE) sol_thread_new_objfile (OBJFILE) +/* The man page for proc4 on solaris 6 and 7 says that the system + can support "thousands" of hardware watchpoints, but gives no + method for finding out how many. So just tell GDB 'yes'. */ +#define TARGET_CAN_USE_HARDWARE_WATCHPOINT(TYPE, CNT, OT) 1 -void sol_thread_new_objfile PARAMS ((struct objfile *objfile)); +/* When a hardware watchpoint fires off the PC will be left at the + instruction following the one which caused the watchpoint. + It will *NOT* be necessary for GDB to step over the watchpoint. */ +#define HAVE_CONTINUABLE_WATCHPOINT -#define FIND_NEW_THREADS sol_find_new_threads -void sol_find_new_threads PARAMS ((void)); +/* Solaris x86 2.6 and 2.7 targets have a kernel bug when stepping + over an instruction that causes a page fault without triggering + a hardware watchpoint. The kernel properly notices that it shouldn't + stop, because the hardware watchpoint is not triggered, but it forgets + the step request and continues the program normally. + Work around the problem by removing hardware watchpoints if a step is + requested, GDB will check for a hardware watchpoint trigger after the + step anyway. */ +#define CANNOT_STEP_HW_WATCHPOINTS -#endif +extern int procfs_stopped_by_watchpoint (ptid_t); +#define STOPPED_BY_WATCHPOINT(W) \ + procfs_stopped_by_watchpoint(inferior_ptid) + +/* Use these macros for watchpoint insertion/deletion. */ +/* type can be 0: write watch, 1: read watch, 2: access watch (read/write) */ + +extern int procfs_set_watchpoint (ptid_t, CORE_ADDR, int, int, int); +#define target_insert_watchpoint(ADDR, LEN, TYPE) \ + procfs_set_watchpoint (inferior_ptid, ADDR, LEN, TYPE, 1) +#define target_remove_watchpoint(ADDR, LEN, TYPE) \ + procfs_set_watchpoint (inferior_ptid, ADDR, 0, 0, 0) + +#endif /* NEW_PROC_API */ |