[arm] [arm64] Add optional operators Float32Neg and Float64Neg.

src/compiler/x87/instruction-selector-x87.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/base/adapters.h"
 #include "src/compiler/instruction-selector-impl.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties.h"
 
 namespace v8 {
@@ skipping 1066 matching lines @@
        g.UseFixed(node, stX_0), g.Use(node->InputAt(0)));
 }
 
 
 void InstructionSelector::VisitFloat64RoundTiesEven(Node* node) {
   X87OperandGenerator g(this);
   Emit(kX87Float64Round | MiscField::encode(kRoundToNearest),
        g.UseFixed(node, stX_0), g.Use(node->InputAt(0)));
 }
 
+void InstructionSelector::VisitFloat32Neg(Node* node) { UNREACHABLE(); }
+
+void InstructionSelector::VisitFloat64Neg(Node* node) { UNREACHABLE(); }
 
 void InstructionSelector::EmitPrepareArguments(
     ZoneVector<PushParameter>* arguments, const CallDescriptor* descriptor,
     Node* node) {
   X87OperandGenerator g(this);
 
   // Prepare for C function call.
   if (descriptor->IsCFunctionCall()) {
     InstructionOperand temps[] = {g.TempRegister()};
     size_t const temp_count = arraysize(temps);
@@ skipping 589 matching lines @@
 // static
 MachineOperatorBuilder::AlignmentRequirements
 InstructionSelector::AlignmentRequirements() {
   return MachineOperatorBuilder::AlignmentRequirements::
       FullUnalignedAccessSupport();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8