[turbofan] Add support for Int32SubWithOverflow.

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 "src/compiler/instruction-selector-impl.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties-inl.h"
 #include "src/compiler/pipeline.h"
@@ skipping 493 matching lines @@
     case IrOpcode::kWord64Sar:
       return VisitWord64Sar(node);
     case IrOpcode::kWord64Equal:
       return VisitWord64Equal(node);
     case IrOpcode::kInt32Add:
       return VisitInt32Add(node);
     case IrOpcode::kInt32AddWithOverflow:
       return VisitInt32AddWithOverflow(node);
     case IrOpcode::kInt32Sub:
       return VisitInt32Sub(node);
+    case IrOpcode::kInt32SubWithOverflow:
+      return VisitInt32SubWithOverflow(node);
     case IrOpcode::kInt32Mul:
       return VisitInt32Mul(node);
     case IrOpcode::kInt32Div:
       return VisitInt32Div(node);
     case IrOpcode::kInt32UDiv:
       return VisitInt32UDiv(node);
     case IrOpcode::kInt32Mod:
       return VisitInt32Mod(node);
     case IrOpcode::kInt32UMod:
       return VisitInt32UMod(node);
@@ skipping 385 matching lines @@
 
 
 void InstructionSelector::VisitCall(Node* call, BasicBlock* continuation,
                                     BasicBlock* deoptimization) {}
 
 #endif
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8