[arm] Clean up use of IsSupported and IsEnabled.

src/compiler/arm/instruction-selector-arm.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/base/bits.h"
 #include "src/compiler/instruction-selector-impl.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties.h"
 
@@ skipping 1495 matching lines @@
   VisitRR(this, kArmVsqrtF32, node);
 }
 
 
 void InstructionSelector::VisitFloat64Sqrt(Node* node) {
   VisitRR(this, kArmVsqrtF64, node);
 }
 
 
 void InstructionSelector::VisitFloat32RoundDown(Node* node) {
+  DCHECK(CpuFeatures::IsSupported(ARMv8));
   VisitRR(this, kArmVrintmF32, node);
 }
 
 
 void InstructionSelector::VisitFloat64RoundDown(Node* node) {
+  DCHECK(CpuFeatures::IsSupported(ARMv8));
   VisitRR(this, kArmVrintmF64, node);
 }
 
 
 void InstructionSelector::VisitFloat32RoundUp(Node* node) {
+  DCHECK(CpuFeatures::IsSupported(ARMv8));
   VisitRR(this, kArmVrintpF32, node);
 }
 
 
 void InstructionSelector::VisitFloat64RoundUp(Node* node) {
+  DCHECK(CpuFeatures::IsSupported(ARMv8));
   VisitRR(this, kArmVrintpF64, node);
 }
 
 
 void InstructionSelector::VisitFloat32RoundTruncate(Node* node) {
+  DCHECK(CpuFeatures::IsSupported(ARMv8));
   VisitRR(this, kArmVrintzF32, node);
 }
 
 
 void InstructionSelector::VisitFloat64RoundTruncate(Node* node) {
+  DCHECK(CpuFeatures::IsSupported(ARMv8));
   VisitRR(this, kArmVrintzF64, node);
 }
 
 
 void InstructionSelector::VisitFloat64RoundTiesAway(Node* node) {
+  DCHECK(CpuFeatures::IsSupported(ARMv8));
   VisitRR(this, kArmVrintaF64, node);
 }
 
 
 void InstructionSelector::VisitFloat32RoundTiesEven(Node* node) {
+  DCHECK(CpuFeatures::IsSupported(ARMv8));
   VisitRR(this, kArmVrintnF32, node);
 }
 
 
 void InstructionSelector::VisitFloat64RoundTiesEven(Node* node) {
+  DCHECK(CpuFeatures::IsSupported(ARMv8));
   VisitRR(this, kArmVrintnF64, node);
 }
 
 void InstructionSelector::VisitFloat32Neg(Node* node) {
   VisitRR(this, kArmVnegF32, node);
 }
 
 void InstructionSelector::VisitFloat64Neg(Node* node) {
   VisitRR(this, kArmVnegF64, node);
 }
@@ skipping 701 matching lines @@
   Vector<MachineType> req_aligned = Vector<MachineType>::New(2);
   req_aligned[0] = MachineType::Float32();
   req_aligned[1] = MachineType::Float64();
   return MachineOperatorBuilder::AlignmentRequirements::
       SomeUnalignedAccessUnsupported(req_aligned, req_aligned);
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8