[turbofan] Handle word32 truncation in word32->tagged representation change.

src/compiler/representation-change.h

 // 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.
 
 #ifndef V8_COMPILER_REPRESENTATION_CHANGE_H_
 #define V8_COMPILER_REPRESENTATION_CHANGE_H_
 
 #include "src/compiler/js-graph.h"
 #include "src/compiler/simplified-operator.h"
 
@@ skipping 231 matching lines @@
   bool testing_type_errors_;  // If {true}, don't abort on a type error.
   bool type_error_;           // Set when a type error is detected.
 
   Node* GetTaggedSignedRepresentationFor(Node* node,
                                          MachineRepresentation output_rep,
                                          Type* output_type);
   Node* GetTaggedPointerRepresentationFor(Node* node,
                                           MachineRepresentation output_rep,
                                           Type* output_type);
   Node* GetTaggedRepresentationFor(Node* node, MachineRepresentation output_rep,
-                                   Type* output_type);
+                                   Type* output_type, Truncation truncation);
   Node* GetFloat32RepresentationFor(Node* node,
                                     MachineRepresentation output_rep,
                                     Type* output_type, Truncation truncation);
   Node* GetFloat64RepresentationFor(Node* node,
                                     MachineRepresentation output_rep,
                                     Type* output_type, Node* use_node,
                                     UseInfo use_info);
   Node* GetWord32RepresentationFor(Node* node, MachineRepresentation output_rep,
                                    Type* output_type, Node* use_node,
                                    UseInfo use_info);
@@ skipping 17 matching lines @@
   Factory* factory() const { return isolate()->factory(); }
   SimplifiedOperatorBuilder* simplified() { return jsgraph()->simplified(); }
   MachineOperatorBuilder* machine() { return jsgraph()->machine(); }
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_REPRESENTATION_CHANGE_H_