[turbofan] Added the optional Float64RoundUp operator to turbofan.

src/compiler/arm/instruction-selector-arm.cc

Index: src/compiler/arm/instruction-selector-arm.cc
diff --git a/src/compiler/arm/instruction-selector-arm.cc b/src/compiler/arm/instruction-selector-arm.cc
index 19c81262fd4aa91130016d1ed9799c841a30994e..5d6f2afd18e378d3dad7b53ee5252a06839e5835 100644
--- a/src/compiler/arm/instruction-selector-arm.cc
+++ b/src/compiler/arm/instruction-selector-arm.cc
@@ -1120,6 +1120,11 @@ void InstructionSelector::VisitFloat64RoundDown(Node* node) {
 }
 
 
+void InstructionSelector::VisitFloat64RoundUp(Node* node) {
+  VisitRR(this, kArmVrintpF64, node);
+}
+
+
 void InstructionSelector::VisitFloat64RoundTruncate(Node* node) {
   VisitRR(this, kArmVrintzF64, node);
 }
@@ -1556,6 +1561,7 @@ InstructionSelector::SupportedMachineOperatorFlags() {
       MachineOperatorBuilder::kUint32DivIsSafe;
   if (CpuFeatures::IsSupported(ARMv8)) {
     flags |= MachineOperatorBuilder::kFloat64RoundDown |
+             MachineOperatorBuilder::kFloat64RoundUp |
              MachineOperatorBuilder::kFloat64RoundTruncate |
              MachineOperatorBuilder::kFloat64RoundTiesAway;
   }