[turbofan] Add backend support for float32 operations.

src/compiler/instruction-selector.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/instruction-selector.h"
 
 #include <limits>
 
 #include "src/compiler/instruction-selector-impl.h"
 #include "src/compiler/node-matchers.h"
@@ skipping 733 matching lines @@
     case IrOpcode::kChangeInt32ToInt64:
       return VisitChangeInt32ToInt64(node);
     case IrOpcode::kChangeUint32ToUint64:
       return VisitChangeUint32ToUint64(node);
     case IrOpcode::kTruncateFloat64ToFloat32:
       return MarkAsDouble(node), VisitTruncateFloat64ToFloat32(node);
     case IrOpcode::kTruncateFloat64ToInt32:
       return VisitTruncateFloat64ToInt32(node);
     case IrOpcode::kTruncateInt64ToInt32:
       return VisitTruncateInt64ToInt32(node);
+    case IrOpcode::kFloat32Add:
+      return MarkAsDouble(node), VisitFloat32Add(node);
+    case IrOpcode::kFloat32Sub:
+      return MarkAsDouble(node), VisitFloat32Sub(node);
+    case IrOpcode::kFloat32Mul:
+      return MarkAsDouble(node), VisitFloat32Mul(node);
+    case IrOpcode::kFloat32Div:
+      return MarkAsDouble(node), VisitFloat32Div(node);
+    case IrOpcode::kFloat32Min:
+      return MarkAsDouble(node), VisitFloat32Min(node);
+    case IrOpcode::kFloat32Max:
+      return MarkAsDouble(node), VisitFloat32Max(node);
+    case IrOpcode::kFloat32Sqrt:
+      return MarkAsDouble(node), VisitFloat32Sqrt(node);
+    case IrOpcode::kFloat32Equal:
+      return VisitFloat32Equal(node);
+    case IrOpcode::kFloat32LessThan:
+      return VisitFloat32LessThan(node);
+    case IrOpcode::kFloat32LessThanOrEqual:
+      return VisitFloat32LessThanOrEqual(node);
     case IrOpcode::kFloat64Add:
       return MarkAsDouble(node), VisitFloat64Add(node);
     case IrOpcode::kFloat64Sub:
       return MarkAsDouble(node), VisitFloat64Sub(node);
     case IrOpcode::kFloat64Mul:
       return MarkAsDouble(node), VisitFloat64Mul(node);
     case IrOpcode::kFloat64Div:
       return MarkAsDouble(node), VisitFloat64Div(node);
     case IrOpcode::kFloat64Mod:
       return MarkAsDouble(node), VisitFloat64Mod(node);
@@ skipping 399 matching lines @@
 MachineOperatorBuilder::Flags
 InstructionSelector::SupportedMachineOperatorFlags() {
   return MachineOperatorBuilder::Flag::kNoFlags;
 }
 
 #endif  // !V8_TURBOFAN_BACKEND
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8