* cgraph.c (cgraph_edge::redirect_call_stmt_to_caller): Cleanup.

From-SVN: r250243

gcc/ChangeLog

 2017-07-16  Jan Hubicka  <hubicka@ucw.cz>
 
+	* cgraph.c (cgraph_edge::redirect_call_stmt_to_caller): Cleanup.
+
+2017-07-16  Jan Hubicka  <hubicka@ucw.cz>
+
 	* cfgloopmanip.c (scale_loop_profile): Avoid use of REG_BR_PROB_BASE
 	fixpoint arithmetics.
 

gcc/cgraph.c

@@ -1315,19 +1315,19 @@ cgraph_edge::redirect_call_stmt_to_callee (void)
 	    }
 	  gcc_assert (e2->speculative);
 	  push_cfun (DECL_STRUCT_FUNCTION (e->caller->decl));
+
+	  profile_probability prob = e->count.probability_in (e->count
+							      + e2->count);
+	  if (prob.initialized_p ())
+	    ;
+	  else if (e->frequency || e2->frequency)
+	    prob = profile_probability::probability_in_gcov_type
+		     (e->frequency, e->frequency + e2->frequency).guessed ();
+	  else 
+	    prob = profile_probability::even ();
 	  new_stmt = gimple_ic (e->call_stmt,
 				dyn_cast<cgraph_node *> (ref->referred),
-				/* FIXME: cleanup. */
-				profile_probability::from_reg_br_prob_base (
-				e->count > profile_count::zero ()
-				|| e2->count > profile_count::zero ()
-				? e->count.probability_in
-				   (e->count + e2->count).to_reg_br_prob_base ()
-				: e->frequency || e2->frequency
-				? RDIV (e->frequency * REG_BR_PROB_BASE,
-					e->frequency + e2->frequency)
-				: REG_BR_PROB_BASE / 2),
-				e->count, e->count + e2->count);
+				prob, e->count, e->count + e2->count);
 	  e->speculative = false;
 	  e->caller->set_call_stmt_including_clones (e->call_stmt, new_stmt,
 						     false);