1 files changed, 0 insertions, 17 deletions
diff --git a/gcc/loop.c b/gcc/loop.c
index 5d458cb..1b488fe 100644
--- a/gcc/loop.c
+++ b/gcc/loop.c
@@ -5352,23 +5352,6 @@ strength_reduce (struct loop *loop, int flags)
 	  && unrolled_insn_copies <= insn_count))
     unroll_loop (loop, insn_count, 1);
 
-#ifdef HAVE_doloop_end
-  if (HAVE_doloop_end && (flags & LOOP_BCT) && flag_branch_on_count_reg)
-    doloop_optimize (loop);
-#endif  /* HAVE_doloop_end  */
-
-  /* In case number of iterations is known, drop branch prediction note
-     in the branch.  Do that only in second loop pass, as loop unrolling
-     may change the number of iterations performed.  */
-  if (flags & LOOP_BCT)
-    {
-      unsigned HOST_WIDE_INT n
-	= loop_info->n_iterations / loop_info->unroll_number;
-      if (n > 1)
-	predict_insn (prev_nonnote_insn (loop->end), PRED_LOOP_ITERATIONS,
-		      REG_BR_PROB_BASE - REG_BR_PROB_BASE / n);
-    }
-
   if (loop_dump_stream)
     fprintf (loop_dump_stream, "\n");