diff options
| -rw-r--r-- | gdb/ChangeLog | 7 | ||||
| -rw-r--r-- | gdb/gdbserver/ChangeLog | 5 | ||||
| -rw-r--r-- | gdb/gdbserver/linux-low.c | 2 | ||||
| -rw-r--r-- | gdb/linux-nat.c | 2 | ||||
| -rw-r--r-- | gdb/nat/linux-ptrace.h | 15 |
5 files changed, 25 insertions, 6 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 8319083fc38..61e985160c8 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,12 @@ 2015-08-08 Ulrich Weigand <uweigand@de.ibm.com> + * nat/linux-ptrace.h (GDB_ARCH_TRAP_BRKPT): Replace by ... + (GDB_ARCH_IS_TRAP_BRKPT): ... this. Add __powerpc__ case. + * linux-nat.c (check_stopped_by_breakpoint): Use + GDB_ARCH_IS_TRAP_BRKPT instead of GDB_ARCH_TRAP_BRKPT. + +2015-08-08 Ulrich Weigand <uweigand@de.ibm.com> + * linux-thread-db.c (thread_db_get_thread_local_address): If the thread was not yet discovered, use thread_from_lwp instead of calling thread_db_find_new_threads_1. diff --git a/gdb/gdbserver/ChangeLog b/gdb/gdbserver/ChangeLog index 0be303076ef..cc733d8c316 100644 --- a/gdb/gdbserver/ChangeLog +++ b/gdb/gdbserver/ChangeLog @@ -1,3 +1,8 @@ +2015-08-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> + + * linux-low.c (check_stopped_by_breakpoint): Use + GDB_ARCH_IS_TRAP_BRKPT instead of GDB_ARCH_TRAP_BRKPT. + 2015-08-27 Pedro Alves <palves@redhat.com> * proc-service.c (ps_pdwrite): Return PS_ERR/PS_OK explicily. diff --git a/gdb/gdbserver/linux-low.c b/gdb/gdbserver/linux-low.c index a8fa91c1d0f..f4c602962a2 100644 --- a/gdb/gdbserver/linux-low.c +++ b/gdb/gdbserver/linux-low.c @@ -651,7 +651,7 @@ check_stopped_by_breakpoint (struct lwp_info *lwp) { if (siginfo.si_signo == SIGTRAP) { - if (siginfo.si_code == GDB_ARCH_TRAP_BRKPT) + if (GDB_ARCH_IS_TRAP_BRKPT (siginfo.si_code)) { if (debug_threads) { diff --git a/gdb/linux-nat.c b/gdb/linux-nat.c index 4da361defda..51541d5ef12 100644 --- a/gdb/linux-nat.c +++ b/gdb/linux-nat.c @@ -2801,7 +2801,7 @@ check_stopped_by_breakpoint (struct lwp_info *lp) { if (siginfo.si_signo == SIGTRAP) { - if (siginfo.si_code == GDB_ARCH_TRAP_BRKPT) + if (GDB_ARCH_IS_TRAP_BRKPT (siginfo.si_code)) { if (debug_linux_nat) fprintf_unfiltered (gdb_stdlog, diff --git a/gdb/nat/linux-ptrace.h b/gdb/nat/linux-ptrace.h index 41f668cd93b..8bff9084dab 100644 --- a/gdb/nat/linux-ptrace.h +++ b/gdb/nat/linux-ptrace.h @@ -135,12 +135,19 @@ struct buffer; running to a breakpoint and checking what comes out of siginfo->si_code. - The generic Linux target code should use GDB_ARCH_TRAP_BRKPT - instead of TRAP_BRKPT to abstract out this x86 peculiarity. */ + The ppc kernel does use TRAP_BRKPT for software breakpoints + in PowerPC code, but it uses SI_KERNEL for software breakpoints + in SPU code on a Cell/B.E. However, SI_KERNEL is never seen + on a SIGTRAP for any other reason. + + The generic Linux target code should use GDB_ARCH_IS_TRAP_BRKPT + instead of TRAP_BRKPT to abstract out these peculiarities. */ #if defined __i386__ || defined __x86_64__ -# define GDB_ARCH_TRAP_BRKPT SI_KERNEL +# define GDB_ARCH_IS_TRAP_BRKPT(X) ((X) == SI_KERNEL) +#elif defined __powerpc__ +# define GDB_ARCH_IS_TRAP_BRKPT(X) ((X) == SI_KERNEL || (X) == TRAP_BRKPT) #else -# define GDB_ARCH_TRAP_BRKPT TRAP_BRKPT +# define GDB_ARCH_IS_TRAP_BRKPT(X) ((X) == TRAP_BRKPT) #endif #ifndef TRAP_HWBKPT |