[turbofan] Move platform-independent bits of VisitTailCall to instruction-selector.cc

src/compiler/instruction-selector.h

 // 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.
 
 #ifndef V8_COMPILER_INSTRUCTION_SELECTOR_H_
 #define V8_COMPILER_INSTRUCTION_SELECTOR_H_
 
 #include <map>
 
 #include "src/compiler/common-operator.h"
@@ skipping 154 matching lines @@
   void MarkAsRepresentation(MachineType rep, const InstructionOperand& op);
 
   // Initialize the call buffer with the InstructionOperands, nodes, etc,
   // corresponding
   // to the inputs and outputs of the call.
   // {call_code_immediate} to generate immediate operands to calls of code.
   // {call_address_immediate} to generate immediate operands to address calls.
   void InitializeCallBuffer(Node* call, CallBuffer* buffer,
                             bool call_code_immediate,
                             bool call_address_immediate);
+  bool IsTailCallAddressImmediate();
 
   FrameStateDescriptor* GetFrameStateDescriptor(Node* node);
 
   enum class FrameStateInputKind { kAny, kStackSlot };
   void AddFrameStateInputs(Node* state, InstructionOperandVector* inputs,
                            FrameStateDescriptor* descriptor,
                            FrameStateInputKind kind);
   static InstructionOperand OperandForDeopt(OperandGenerator* g, Node* input,
                                             FrameStateInputKind kind);
 
@@ skipping 56 matching lines @@
   BoolVector defined_;
   BoolVector used_;
   IntVector virtual_registers_;
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_INSTRUCTION_SELECTOR_H_