[turbofan] Add backend support for float32 operations.

src/compiler/typer.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/base/flags.h"
 #include "src/bootstrapper.h"
 #include "src/compiler/graph-reducer.h"
 #include "src/compiler/js-operator.h"
 #include "src/compiler/node.h"
 #include "src/compiler/node-properties.h"
@@ skipping 2052 matching lines @@
       Type::Signed32(), Type::UntaggedSigned32(), zone()));
 }
 
 
 Bounds Typer::Visitor::TypeTruncateInt64ToInt32(Node* node) {
   return Bounds(Type::Intersect(
       Type::Signed32(), Type::UntaggedSigned32(), zone()));
 }
 
 
+Bounds Typer::Visitor::TypeFloat32Add(Node* node) {
+  return Bounds(Type::Number());
+}
+
+
+Bounds Typer::Visitor::TypeFloat32Sub(Node* node) {
+  return Bounds(Type::Number());
+}
+
+
+Bounds Typer::Visitor::TypeFloat32Mul(Node* node) {
+  return Bounds(Type::Number());
+}
+
+
+Bounds Typer::Visitor::TypeFloat32Div(Node* node) {
+  return Bounds(Type::Number());
+}
+
+
+Bounds Typer::Visitor::TypeFloat32Max(Node* node) {
+  return Bounds(Type::Number());
+}
+
+
+Bounds Typer::Visitor::TypeFloat32Min(Node* node) {
+  return Bounds(Type::Number());
+}
+
+
+Bounds Typer::Visitor::TypeFloat32Sqrt(Node* node) {
+  return Bounds(Type::Number());
+}
+
+
+Bounds Typer::Visitor::TypeFloat32Equal(Node* node) {
+  return Bounds(Type::Boolean());
+}
+
+
+Bounds Typer::Visitor::TypeFloat32LessThan(Node* node) {
+  return Bounds(Type::Boolean());
+}
+
+
+Bounds Typer::Visitor::TypeFloat32LessThanOrEqual(Node* node) {
+  return Bounds(Type::Boolean());
+}
+
+
 Bounds Typer::Visitor::TypeFloat64Add(Node* node) {
   return Bounds(Type::Number());
 }
 
 
 Bounds Typer::Visitor::TypeFloat64Sub(Node* node) {
   return Bounds(Type::Number());
 }
 
 
@@ skipping 168 matching lines @@
       TYPED_ARRAYS(TYPED_ARRAY_CASE)
 #undef TYPED_ARRAY_CASE
     }
   }
   return Type::Constant(value, zone());
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8