[turbofan] Use NumberConstant for LoadElement's index

src/compiler/js-typed-lowering.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/code-factory.h"
 #include "src/compilation-dependencies.h"
 #include "src/compiler/access-builder.h"
 #include "src/compiler/js-graph.h"
 #include "src/compiler/js-typed-lowering.h"
 #include "src/compiler/linkage.h"
@@ skipping 2715 matching lines @@
                              : AccessBuilder::ForFixedArrayElement();
   Node* value =
       IsFastDoubleElementsKind(elements_kind)
           ? jsgraph()->Float64Constant(bit_cast<double>(kHoleNanInt64))
           : jsgraph()->TheHoleConstant();
 
   // Actually allocate the backing store.
   AllocationBuilder a(jsgraph(), effect, control);
   a.AllocateArray(capacity, elements_map, pretenure);
   for (int i = 0; i < capacity; ++i) {
-    Node* index = jsgraph()->Int32Constant(i);
+    Node* index = jsgraph()->Constant(i);
     a.Store(access, index, value);
   }
   return a.Finish();
 }
 
 
 Factory* JSTypedLowering::factory() const { return jsgraph()->factory(); }
 
 
 Graph* JSTypedLowering::graph() const { return jsgraph()->graph(); }
@@ skipping 22 matching lines @@
 }
 
 
 CompilationDependencies* JSTypedLowering::dependencies() const {
   return dependencies_;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8