S390: Add syscall info for syscalls up to 374

[deliverable/binutils-gdb.git] / gdb / infrun.c

diff --git a/gdb/infrun.c b/gdb/infrun.c
index 33981d27bb66d78564d5609f196ccafd916f564b..696105d0636d664d7e8a6be07ce162259a91aa36 100644 (file)
--- a/gdb/infrun.c
+++ b/gdb/infrun.c
@@ -1894,7 +1894,8 @@ displaced_step_prepare (ptid_t ptid)
     {
       struct displaced_step_inferior_state *displaced_state;
 
-      if (ex.error != MEMORY_ERROR)
+      if (ex.error != MEMORY_ERROR
+         && ex.error != NOT_SUPPORTED_ERROR)
        throw_exception (ex);
 
       if (debug_infrun)
@@ -5198,6 +5199,17 @@ Cannot fill $_exitsignal with the correct signal number.\n"));
          parent = ecs->ptid;
          child = ecs->ws.value.related_pid;
 
+         /* At this point, the parent is marked running, and the
+            child is marked stopped.  */
+
+         /* If not resuming the parent, mark it stopped.  */
+         if (follow_child && !detach_fork && !non_stop && !sched_multi)
+           set_running (parent, 0);
+
+         /* If resuming the child, mark it running.  */
+         if (follow_child || (!detach_fork && (non_stop || sched_multi)))
+           set_running (child, 1);
+
          /* In non-stop mode, also resume the other branch.  */
          if (!detach_fork && (non_stop
                               || (sched_multi && target_is_non_stop_p ())))
@@ -7893,6 +7905,20 @@ print_exited_reason (struct ui_out *uiout, int exitstatus)
     }
 }
 
+/* Some targets/architectures can do extra processing/display of
+   segmentation faults.  E.g., Intel MPX boundary faults.
+   Call the architecture dependent function to handle the fault.  */
+
+static void
+handle_segmentation_fault (struct ui_out *uiout)
+{
+  struct regcache *regcache = get_current_regcache ();
+  struct gdbarch *gdbarch = get_regcache_arch (regcache);
+
+  if (gdbarch_handle_segmentation_fault_p (gdbarch))
+    gdbarch_handle_segmentation_fault (gdbarch, uiout);
+}
+
 void
 print_signal_received_reason (struct ui_out *uiout, enum gdb_signal siggnal)
 {
@@ -7936,6 +7962,10 @@ print_signal_received_reason (struct ui_out *uiout, enum gdb_signal siggnal)
       annotate_signal_string ();
       ui_out_field_string (uiout, "signal-meaning",
                           gdb_signal_to_string (siggnal));
+
+      if (siggnal == GDB_SIGNAL_SEGV)
+       handle_segmentation_fault (uiout);
+
       annotate_signal_string_end ();
     }
   ui_out_text (uiout, ".\n");