[turbofan] Add the TruncateFloat32ToInt32 operator to turbofan.

src/compiler/raw-machine-assembler.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_RAW_MACHINE_ASSEMBLER_H_
 #define V8_COMPILER_RAW_MACHINE_ASSEMBLER_H_
 
 #include "src/assembler.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/graph.h"
@@ skipping 414 matching lines @@
   }
   Node* ChangeUint32ToFloat64(Node* a) {
     return AddNode(machine()->ChangeUint32ToFloat64(), a);
   }
   Node* ChangeFloat64ToInt32(Node* a) {
     return AddNode(machine()->ChangeFloat64ToInt32(), a);
   }
   Node* ChangeFloat64ToUint32(Node* a) {
     return AddNode(machine()->ChangeFloat64ToUint32(), a);
   }
-  Node* TruncateFloat32ToInt64(Node* a) {
-    // TODO(ahaas): Remove this function as soon as it is not used anymore in
-    // WebAssembly.
-    return AddNode(machine()->TryTruncateFloat32ToInt64(), a);
+  Node* TruncateFloat32ToInt32(Node* a) {
+    return AddNode(machine()->TruncateFloat32ToInt32(), a);
   }
   Node* TryTruncateFloat32ToInt64(Node* a) {
     return AddNode(machine()->TryTruncateFloat32ToInt64(), a);
   }
   Node* TruncateFloat64ToInt64(Node* a) {
     // TODO(ahaas): Remove this function as soon as it is not used anymore in
     // WebAssembly.
     return AddNode(machine()->TryTruncateFloat64ToInt64(), a);
   }
   Node* TryTruncateFloat64ToInt64(Node* a) {
     return AddNode(machine()->TryTruncateFloat64ToInt64(), a);
   }
-  Node* TruncateFloat32ToUint64(Node* a) {
-    // TODO(ahaas): Remove this function as soon as it is not used anymore in
-    // WebAssembly.
-    return AddNode(machine()->TryTruncateFloat32ToUint64(), a);
-  }
   Node* TryTruncateFloat32ToUint64(Node* a) {
     return AddNode(machine()->TryTruncateFloat32ToUint64(), a);
   }
   Node* TruncateFloat64ToUint64(Node* a) {
     // TODO(ahaas): Remove this function as soon as it is not used anymore in
     // WebAssembly.
     return AddNode(machine()->TryTruncateFloat64ToUint64(), a);
   }
   Node* TryTruncateFloat64ToUint64(Node* a) {
     return AddNode(machine()->TryTruncateFloat64ToUint64(), a);
@@ skipping 218 matching lines @@
   bool bound_;
   friend class RawMachineAssembler;
   DISALLOW_COPY_AND_ASSIGN(RawMachineLabel);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_RAW_MACHINE_ASSEMBLER_H_