[turbofan] Introduce lazy bailout, masked as a call.

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/compiler/opcodes.h"
@@ skipping 722 matching lines @@
               Operator::ZeroIfNoThrow(descriptor->properties()), descriptor) {}
 
     void PrintParameter(std::ostream& os) const override {
       os << "[" << *parameter() << "]";
     }
   };
   return new (zone()) CallOperator(descriptor);
 }
 
 
+const Operator* CommonOperatorBuilder::LazyBailout() {
+  return Call(Linkage::GetLazyBailoutDescriptor(zone()));
+}
+
+
 const Operator* CommonOperatorBuilder::TailCall(
     const CallDescriptor* descriptor) {
   class TailCallOperator final : public Operator1<const CallDescriptor*> {
    public:
     explicit TailCallOperator(const CallDescriptor* descriptor)
         : Operator1<const CallDescriptor*>(
               IrOpcode::kTailCall, descriptor->properties(), "TailCall",
               descriptor->InputCount() + descriptor->FrameStateCount(), 1, 1, 0,
               0, 1, descriptor) {}
 
@@ skipping 48 matching lines @@
     Handle<SharedFunctionInfo> shared_info,
     ContextCallingMode context_calling_mode) {
   return new (zone()->New(sizeof(FrameStateFunctionInfo)))
       FrameStateFunctionInfo(type, parameter_count, local_count, shared_info,
                              context_calling_mode);
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8