Reland of Reland of "ARM64: Add NEON support"

src/crankshaft/arm64/lithium-codegen-arm64.h

 // Copyright 2013 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_CRANKSHAFT_ARM64_LITHIUM_CODEGEN_ARM64_H_
 #define V8_CRANKSHAFT_ARM64_LITHIUM_CODEGEN_ARM64_H_
 
 #include "src/crankshaft/arm64/lithium-arm64.h"
 
 #include "src/ast/scopes.h"
@@ skipping 141 matching lines @@
                             Condition condition,
                             const Register& lhs,
                             const Operand& rhs);
 
   template<class InstrType>
   void EmitTestAndBranch(InstrType instr,
                          Condition condition,
                          const Register& value,
                          uint64_t mask);
 
-  template<class InstrType>
-  void EmitBranchIfNonZeroNumber(InstrType instr,
-                                 const FPRegister& value,
-                                 const FPRegister& scratch);
+  template <class InstrType>
+  void EmitBranchIfNonZeroNumber(InstrType instr, const VRegister& value,
+                                 const VRegister& scratch);
 
   template<class InstrType>
   void EmitBranchIfHeapNumber(InstrType instr,
                               const Register& value);
 
   template<class InstrType>
   void EmitBranchIfRoot(InstrType instr,
                         const Register& value,
                         Heap::RootListIndex index);
 
@@ skipping 257 matching lines @@
  protected:
   MacroAssembler* masm() const { return codegen_->masm(); }
 
   LCodeGen* codegen_;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CRANKSHAFT_ARM64_LITHIUM_CODEGEN_ARM64_H_