Index: gcc/value-prof.c
===================================================================
--- gcc/value-prof.c	(revision 194916)
+++ gcc/value-prof.c	(working copy)
@@ -1491,16 +1491,20 @@ gimple_ic_transform_single_targ (gimple stmt, hist
   gcov_type prob;
   gimple modify;
   struct cgraph_node *direct_call;
+  int perc_threshold, count_threshold;
 
   val = histogram->hvalue.counters [0];
   count = histogram->hvalue.counters [1];
   all = histogram->hvalue.counters [2];
   gimple_remove_histogram_value (cfun, stmt, histogram);
+  bb_all = gimple_bb (stmt)->count;
 
-  if (4 * count <= 3 * all)
+  perc_threshold = PARAM_VALUE (PARAM_SINGLE_ICALL_PROMOTE_PERCENT_THRESHOLD);
+  count_threshold = PARAM_VALUE (PARAM_SINGLE_ICALL_PROMOTE_COUNT_THRESHOLD);
+
+  if (100 * count < bb_all * perc_threshold || count < count_threshold)
     return false;
 
-  bb_all = gimple_bb (stmt)->count;
   /* The order of CHECK_COUNTER calls is important -
      since check_counter can correct the third parameter
      and we want to make count <= all <= bb_all. */
@@ -1508,6 +1512,7 @@ gimple_ic_transform_single_targ (gimple stmt, hist
       || check_counter (stmt, "ic", &count, &all, all))
     return false;
 
+  all = bb_all;
   if (all > 0)
     prob = (count * REG_BR_PROB_BASE + all / 2) / all;
   else
Index: gcc/params.def
===================================================================
--- gcc/params.def	(revision 194916)
+++ gcc/params.def	(working copy)
@@ -907,6 +907,7 @@ DEFPARAM (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP,
 /* Promote indirect call to conditional direct call only
    when the percentage of the target count over the total
    indirect call count is no smaller than the threshold.  */
+/* For multi-targ indirect_call.  */
 DEFPARAM (PARAM_ICALL_PROMOTE_PERCENT_THRESHOLD,
 	  "icall-promote-target-percent-threshold",
 	  "percentage threshold for direct call promotion"
@@ -919,6 +920,19 @@ DEFPARAM (PARAM_ICALL_PROMOTE_COUNT_THRESHOLD,
           " of a callee target",
 	  1, 0, 0)
 
+/* For single-targ indirect_call.  */
+DEFPARAM (PARAM_SINGLE_ICALL_PROMOTE_PERCENT_THRESHOLD,
+	  "single_icall-promote-target-percent-threshold",
+	  "percentage threshold for direct call promotion"
+          " of a callee target",
+	  67, 0, 100)
+
+DEFPARAM (PARAM_SINGLE_ICALL_PROMOTE_COUNT_THRESHOLD,
+	  "single_icall-promote-target_count-threshold",
+	  "call count threshold for direct call promotion"
+          " of a callee target",
+	  1, 0, 0)
+
 /* 0: do not always inline icall target:
    other value: always inline icall target when call count
    exceeds this value.