[turbofan] Add operators for float32 support.

src/compiler/common-operator.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/compiler/common-operator.h"
 
 #include "src/assembler.h"
 #include "src/base/lazy-instance.h"
 #include "src/compiler/linkage.h"
 #include "src/unique.h"
@@ skipping 119 matching lines @@
       IrOpcode::kInt32Constant, Operator::kPure, 0, 1, "Int32Constant", value);
 }
 
 
 const Operator* CommonOperatorBuilder::Int64Constant(int64_t value) {
   return new (zone()) Operator1<int64_t>(
       IrOpcode::kInt64Constant, Operator::kPure, 0, 1, "Int64Constant", value);
 }
 
 
+const Operator* CommonOperatorBuilder::Float32Constant(volatile float value) {
+  return new (zone())
+      Operator1<float>(IrOpcode::kFloat32Constant, Operator::kPure, 0, 1,
+                       "Float32Constant", value);
+}
+
+
 const Operator* CommonOperatorBuilder::Float64Constant(volatile double value) {
   return new (zone())
       Operator1<double>(IrOpcode::kFloat64Constant, Operator::kPure, 0, 1,
                         "Float64Constant", value);
 }
 
 
 const Operator* CommonOperatorBuilder::ExternalConstant(
     const ExternalReference& value) {
   return new (zone())
@@ skipping 86 matching lines @@
 
 
 const Operator* CommonOperatorBuilder::Projection(size_t index) {
   return new (zone()) Operator1<size_t>(IrOpcode::kProjection, Operator::kPure,
                                         1, 1, "Projection", index);
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8