Reland "[turbofan] Checking of input counts on node creation"

src/compiler/graph.cc

Index: src/compiler/graph.cc
diff --git a/src/compiler/graph.cc b/src/compiler/graph.cc
index 00074b55135e9a620619836d791250d130f1e59a..ac7c80c568a94fdf378dbfc2b2e5cc2fdd54234c 100644
--- a/src/compiler/graph.cc
+++ b/src/compiler/graph.cc
@@ -8,6 +8,7 @@
 
 #include "src/base/bits.h"
 #include "src/compiler/node.h"
+#include "src/compiler/operator-properties.h"
 
 namespace v8 {
 namespace internal {
@@ -43,7 +44,13 @@ void Graph::RemoveDecorator(GraphDecorator* decorator) {
 
 Node* Graph::NewNode(const Operator* op, int input_count, Node** inputs,
                      bool incomplete) {
-  DCHECK_LE(op->ValueInputCount(), input_count);
+  DCHECK_EQ(OperatorProperties::GetTotalInputCount(op), input_count);
+  return NewNodeUnchecked(op, input_count, inputs, incomplete);
+}
+
+
+Node* Graph::NewNodeUnchecked(const Operator* op, int input_count,
+                              Node** inputs, bool incomplete) {
   Node* const node =
       Node::New(zone(), NextNodeId(), op, input_count, inputs, incomplete);
   Decorate(node);