Remove the global stop_step in favour of a per-thread

	stop_step.

	* inferior.h (stop_step): Delete.

	* gdbthread.h (struct thread_info): Add comments to stop_step.
	(save_infrun_state, load_infrun_state): Remove stop_step argument.
	* thread.c (load_infrun_state, save_infrun_state): Remove
	stop_step argument, and references to it.

	* infrun.c (clear_proceed_status): Clear stop_step.
	(fetch_inferior_event): Adjust.
	(context_switch): Don't context-switch stop_step.
	(handle_inferior_event): Adjust.
	(normal_stop): Adjust.
	(save_inferior_status, restore_inferior_status): Adjust.

	* infcmd.c (stop_step): Delete.
	(step_1, step_1_continuation, step_once, until_next_command):
	Adjust.

1 files changed, 2 insertions, 6 deletions

diff --git a/gdb/thread.c b/gdb/thread.c
index a3d85f8..39b353e 100644
--- a/gdb/thread.c
+++ b/gdb/thread.c
@@ -444,8 +444,7 @@ gdb_list_thread_ids (struct ui_out *uiout, char **error_message)
 void
 load_infrun_state (ptid_t ptid,
 		   struct continuation **continuations,
-		   struct continuation **intermediate_continuations,
-		   int *stop_step)
+		   struct continuation **intermediate_continuations)
 {
   struct thread_info *tp;
 
@@ -463,7 +462,6 @@ load_infrun_state (ptid_t ptid,
       tp->continuations = NULL;
       *intermediate_continuations = tp->intermediate_continuations;
       tp->intermediate_continuations = NULL;
-      *stop_step = tp->stop_step;
     }
 }
 
@@ -472,8 +470,7 @@ load_infrun_state (ptid_t ptid,
 void
 save_infrun_state (ptid_t ptid,
 		   struct continuation *continuations,
-		   struct continuation *intermediate_continuations,
-		   int stop_step)
+		   struct continuation *intermediate_continuations)
 {
   struct thread_info *tp;
 
@@ -489,7 +486,6 @@ save_infrun_state (ptid_t ptid,
     {
       tp->continuations = continuations;
       tp->intermediate_continuations = intermediate_continuations;
-      tp->stop_step = stop_step;
     }
 }