Update copyright years.

[thirdparty/gcc.git] / gcc / hw-doloop.h

diff --git a/gcc/hw-doloop.h b/gcc/hw-doloop.h
index c84a43886160f9a2de7b0abea7eae2f01c5fa6ab..dfa6a24a32e23965d3f9c83ebed04ceff3fed477 100644 (file)
--- a/gcc/hw-doloop.h
+++ b/gcc/hw-doloop.h
@@ -1,6 +1,6 @@
 /* Code to analyze doloop loops in order for targets to perform late
    optimizations converting doloops to other forms of hardware loops.
-   Copyright (C) 2011, 2012 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -18,6 +18,9 @@ You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
 
+#ifndef GCC_HW_DOLOOP_H
+#define GCC_HW_DOLOOP_H
+
 /* We need to keep a vector of loops */
 typedef struct hwloop_info_d *hwloop_info;
 
@@ -66,16 +69,16 @@ struct GTY (()) hwloop_info_d
   basic_block successor;
 
   /* The last instruction in the tail.  */
-  rtx last_insn;
+  rtx_insn *last_insn;
 
   /* The loop_end insn.  */
-  rtx loop_end;
+  rtx_insn *loop_end;
 
   /* The iteration register.  */
   rtx iter_reg;
 
   /* The new label placed at the beginning of the loop. */
-  rtx start_label;
+  rtx_insn *start_label;
 
   /* The new label placed at the end of the loop. */
   rtx end_label;
@@ -140,7 +143,7 @@ struct hw_doloop_hooks
   /* Examine INSN.  If it is a suitable doloop_end pattern, return the
      iteration register, which should be a single hard register.
      Otherwise, return NULL_RTX.  */
-  rtx (*end_pattern_reg) (rtx insn);
+  rtx (*end_pattern_reg) (rtx_insn *insn);
   /* Optimize LOOP.  The target should perform any additional analysis
      (e.g. checking that the loop isn't too long), and then perform
      its transformations.  Return true if successful, false if the
@@ -153,3 +156,5 @@ struct hw_doloop_hooks
 };
 
 extern void reorg_loops (bool, struct hw_doloop_hooks *);
+
+#endif /* GCC_HW_DOLOOP_H */