gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / gdb / target-delegates.c

diff --git a/gdb/target-delegates.c b/gdb/target-delegates.c
index 52034fe4360754077a0a985ffb713f7c7f95d5ae..4586fc7c262fc1e53f065eddf729389135ffafe9 100644 (file)
--- a/gdb/target-delegates.c
+++ b/gdb/target-delegates.c
@@ -56,7 +56,7 @@ struct dummy_target : public target_ops
   int remove_fork_catchpoint (int arg0) override;
   int insert_vfork_catchpoint (int arg0) override;
   int remove_vfork_catchpoint (int arg0) override;
-  int follow_fork (int arg0, int arg1) override;
+  bool follow_fork (bool arg0, bool arg1) override;
   int insert_exec_catchpoint (int arg0) override;
   int remove_exec_catchpoint (int arg0) override;
   void follow_exec (struct inferior *arg0, const char *arg1) override;
@@ -83,6 +83,7 @@ struct dummy_target : public target_ops
   bool can_async_p () override;
   bool is_async_p () override;
   void async (int arg0) override;
+  int async_wait_fd () override;
   void thread_events (int arg0) override;
   bool supports_non_stop () override;
   bool always_non_stop_p () override;
@@ -170,6 +171,9 @@ struct dummy_target : public target_ops
   const struct frame_unwind *get_tailcall_unwinder () override;
   void prepare_to_generate_core () override;
   void done_generating_core () override;
+  bool supports_displaced_step (thread_info *arg0) override;
+  displaced_step_prepare_status displaced_step_prepare (thread_info *arg0) override;
+  displaced_step_finish_status displaced_step_finish (thread_info *arg0, gdb_signal arg1) override;
 };
 
 struct debug_target : public target_ops
@@ -224,7 +228,7 @@ struct debug_target : public target_ops
   int remove_fork_catchpoint (int arg0) override;
   int insert_vfork_catchpoint (int arg0) override;
   int remove_vfork_catchpoint (int arg0) override;
-  int follow_fork (int arg0, int arg1) override;
+  bool follow_fork (bool arg0, bool arg1) override;
   int insert_exec_catchpoint (int arg0) override;
   int remove_exec_catchpoint (int arg0) override;
   void follow_exec (struct inferior *arg0, const char *arg1) override;
@@ -251,6 +255,7 @@ struct debug_target : public target_ops
   bool can_async_p () override;
   bool is_async_p () override;
   void async (int arg0) override;
+  int async_wait_fd () override;
   void thread_events (int arg0) override;
   bool supports_non_stop () override;
   bool always_non_stop_p () override;
@@ -338,6 +343,9 @@ struct debug_target : public target_ops
   const struct frame_unwind *get_tailcall_unwinder () override;
   void prepare_to_generate_core () override;
   void done_generating_core () override;
+  bool supports_displaced_step (thread_info *arg0) override;
+  displaced_step_prepare_status displaced_step_prepare (thread_info *arg0) override;
+  displaced_step_finish_status displaced_step_finish (thread_info *arg0, gdb_signal arg1) override;
 };
 
 void
@@ -1504,30 +1512,30 @@ debug_target::remove_vfork_catchpoint (int arg0)
   return result;
 }
 
-int
-target_ops::follow_fork (int arg0, int arg1)
+bool
+target_ops::follow_fork (bool arg0, bool arg1)
 {
   return this->beneath ()->follow_fork (arg0, arg1);
 }
 
-int
-dummy_target::follow_fork (int arg0, int arg1)
+bool
+dummy_target::follow_fork (bool arg0, bool arg1)
 {
   return default_follow_fork (this, arg0, arg1);
 }
 
-int
-debug_target::follow_fork (int arg0, int arg1)
+bool
+debug_target::follow_fork (bool arg0, bool arg1)
 {
-  int result;
+  bool result;
   fprintf_unfiltered (gdb_stdlog, "-> %s->follow_fork (...)\n", this->beneath ()->shortname ());
   result = this->beneath ()->follow_fork (arg0, arg1);
   fprintf_unfiltered (gdb_stdlog, "<- %s->follow_fork (", this->beneath ()->shortname ());
-  target_debug_print_int (arg0);
+  target_debug_print_bool (arg0);
   fputs_unfiltered (", ", gdb_stdlog);
-  target_debug_print_int (arg1);
+  target_debug_print_bool (arg1);
   fputs_unfiltered (") = ", gdb_stdlog);
-  target_debug_print_int (result);
+  target_debug_print_bool (result);
   fputs_unfiltered ("\n", gdb_stdlog);
   return result;
 }
@@ -2162,6 +2170,31 @@ debug_target::async (int arg0)
   fputs_unfiltered (")\n", gdb_stdlog);
 }
 
+int
+target_ops::async_wait_fd ()
+{
+  return this->beneath ()->async_wait_fd ();
+}
+
+int
+dummy_target::async_wait_fd ()
+{
+  noprocess ();
+}
+
+int
+debug_target::async_wait_fd ()
+{
+  int result;
+  fprintf_unfiltered (gdb_stdlog, "-> %s->async_wait_fd (...)\n", this->beneath ()->shortname ());
+  result = this->beneath ()->async_wait_fd ();
+  fprintf_unfiltered (gdb_stdlog, "<- %s->async_wait_fd (", this->beneath ()->shortname ());
+  fputs_unfiltered (") = ", gdb_stdlog);
+  target_debug_print_int (result);
+  fputs_unfiltered ("\n", gdb_stdlog);
+  return result;
+}
+
 void
 target_ops::thread_events (int arg0)
 {
@@ -4336,3 +4369,83 @@ debug_target::done_generating_core ()
   fputs_unfiltered (")\n", gdb_stdlog);
 }
 
+bool
+target_ops::supports_displaced_step (thread_info *arg0)
+{
+  return this->beneath ()->supports_displaced_step (arg0);
+}
+
+bool
+dummy_target::supports_displaced_step (thread_info *arg0)
+{
+  return default_supports_displaced_step (this, arg0);
+}
+
+bool
+debug_target::supports_displaced_step (thread_info *arg0)
+{
+  bool result;
+  fprintf_unfiltered (gdb_stdlog, "-> %s->supports_displaced_step (...)\n", this->beneath ()->shortname ());
+  result = this->beneath ()->supports_displaced_step (arg0);
+  fprintf_unfiltered (gdb_stdlog, "<- %s->supports_displaced_step (", this->beneath ()->shortname ());
+  target_debug_print_thread_info_p (arg0);
+  fputs_unfiltered (") = ", gdb_stdlog);
+  target_debug_print_bool (result);
+  fputs_unfiltered ("\n", gdb_stdlog);
+  return result;
+}
+
+displaced_step_prepare_status
+target_ops::displaced_step_prepare (thread_info *arg0)
+{
+  return this->beneath ()->displaced_step_prepare (arg0);
+}
+
+displaced_step_prepare_status
+dummy_target::displaced_step_prepare (thread_info *arg0)
+{
+  return default_displaced_step_prepare (this, arg0);
+}
+
+displaced_step_prepare_status
+debug_target::displaced_step_prepare (thread_info *arg0)
+{
+  displaced_step_prepare_status result;
+  fprintf_unfiltered (gdb_stdlog, "-> %s->displaced_step_prepare (...)\n", this->beneath ()->shortname ());
+  result = this->beneath ()->displaced_step_prepare (arg0);
+  fprintf_unfiltered (gdb_stdlog, "<- %s->displaced_step_prepare (", this->beneath ()->shortname ());
+  target_debug_print_thread_info_p (arg0);
+  fputs_unfiltered (") = ", gdb_stdlog);
+  target_debug_print_displaced_step_prepare_status (result);
+  fputs_unfiltered ("\n", gdb_stdlog);
+  return result;
+}
+
+displaced_step_finish_status
+target_ops::displaced_step_finish (thread_info *arg0, gdb_signal arg1)
+{
+  return this->beneath ()->displaced_step_finish (arg0, arg1);
+}
+
+displaced_step_finish_status
+dummy_target::displaced_step_finish (thread_info *arg0, gdb_signal arg1)
+{
+  return default_displaced_step_finish (this, arg0, arg1);
+}
+
+displaced_step_finish_status
+debug_target::displaced_step_finish (thread_info *arg0, gdb_signal arg1)
+{
+  displaced_step_finish_status result;
+  fprintf_unfiltered (gdb_stdlog, "-> %s->displaced_step_finish (...)\n", this->beneath ()->shortname ());
+  result = this->beneath ()->displaced_step_finish (arg0, arg1);
+  fprintf_unfiltered (gdb_stdlog, "<- %s->displaced_step_finish (", this->beneath ()->shortname ());
+  target_debug_print_thread_info_p (arg0);
+  fputs_unfiltered (", ", gdb_stdlog);
+  target_debug_print_gdb_signal (arg1);
+  fputs_unfiltered (") = ", gdb_stdlog);
+  target_debug_print_displaced_step_finish_status (result);
+  fputs_unfiltered ("\n", gdb_stdlog);
+  return result;
+}
+