--- a/gcc/target-globals.h	Sun Aug 21 07:07:55 2011 +0900
+++ b/gcc/target-globals.h	Fri Oct 27 22:46:09 2017 +0900
@@ -1,5 +1,5 @@
 /* Target-dependent globals.
-   Copyright (C) 2010  Free Software Foundation, Inc.
+   Copyright (C) 2010-2017 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -24,6 +24,7 @@
 extern struct target_flag_state *this_target_flag_state;
 extern struct target_regs *this_target_regs;
 extern struct target_rtl *this_target_rtl;
+extern struct target_recog *this_target_recog;
 extern struct target_hard_regs *this_target_hard_regs;
 extern struct target_reload *this_target_reload;
 extern struct target_expmed *this_target_expmed;
@@ -35,11 +36,16 @@
 extern struct target_builtins *this_target_builtins;
 extern struct target_gcse *this_target_gcse;
 extern struct target_bb_reorder *this_target_bb_reorder;
+extern struct target_lower_subreg *this_target_lower_subreg;
+#endif
 
 struct GTY(()) target_globals {
+  ~target_globals ();
+
   struct target_flag_state *GTY((skip)) flag_state;
   struct target_regs *GTY((skip)) regs;
   struct target_rtl *rtl;
+  struct target_recog *GTY((skip)) recog;
   struct target_hard_regs *GTY((skip)) hard_regs;
   struct target_reload *GTY((skip)) reload;
   struct target_expmed *GTY((skip)) expmed;
@@ -51,11 +57,14 @@
   struct target_builtins *GTY((skip)) builtins;
   struct target_gcse *GTY((skip)) gcse;
   struct target_bb_reorder *GTY((skip)) bb_reorder;
+  struct target_lower_subreg *GTY((skip)) lower_subreg;
 };
 
+#if SWITCHABLE_TARGET
 extern struct target_globals default_target_globals;
 
 extern struct target_globals *save_target_globals (void);
+extern struct target_globals *save_target_globals_default_opts (void);
 
 static inline void
 restore_target_globals (struct target_globals *g)
@@ -63,6 +72,7 @@
   this_target_flag_state = g->flag_state;
   this_target_regs = g->regs;
   this_target_rtl = g->rtl;
+  this_target_recog = g->recog;
   this_target_hard_regs = g->hard_regs;
   this_target_reload = g->reload;
   this_target_expmed = g->expmed;
@@ -74,6 +84,7 @@
   this_target_builtins = g->builtins;
   this_target_gcse = g->gcse;
   this_target_bb_reorder = g->bb_reorder;
+  this_target_lower_subreg = g->lower_subreg;
 }
 #endif