--- old/src/share/vm/opto/mathexactnode.cpp	2013-10-11 13:48:38.569328213 +0200
+++ new/src/share/vm/opto/mathexactnode.cpp	2013-10-11 13:48:38.465328216 +0200
@@ -25,9 +25,10 @@
 #include "precompiled.hpp"
 #include "memory/allocation.inline.hpp"
 #include "opto/addnode.hpp"
+#include "opto/cfgnode.hpp"
 #include "opto/machnode.hpp"
-#include "opto/mathexactnode.hpp"
 #include "opto/matcher.hpp"
+#include "opto/mathexactnode.hpp"
 #include "opto/subnode.hpp"
 
 MathExactNode::MathExactNode(Node* ctrl, Node* n1, Node* n2) : MultiNode(3) {
@@ -36,6 +37,23 @@
   init_req(2, n2);
 }
 
+Node* MathExactNode::control_node() const {
+  Node* flags = flags_node();
+  BoolNode* boolnode = flags->unique_out()->as_Bool();
+  IfNode* iff = boolnode->unique_out()->as_If();
+  return iff->in(0);
+}
+
+Node* MathExactNode::non_throwing_branch() const {
+  Node* flags = flags_node();
+  BoolNode* boolnode = flags->unique_out()->as_Bool();
+  IfNode* iff = boolnode->unique_out()->as_If();
+  if (boolnode->_test._test == BoolTest::overflow) {
+    return iff->proj_out(0);
+  }
+  return iff->proj_out(1);
+}
+
 Node* AddExactINode::match(const ProjNode* proj, const Matcher* m) {
   uint ideal_reg = proj->ideal_reg();
   RegMask rm;