[turbofan] Change Float64Max/Float64Min to JavaScript semantics.

src/compiler/arm64/instruction-selector-arm64.cc

Index: src/compiler/arm64/instruction-selector-arm64.cc
diff --git a/src/compiler/arm64/instruction-selector-arm64.cc b/src/compiler/arm64/instruction-selector-arm64.cc
index 696e55c4178c7312799fa581addb27d108b18f2f..fb8547c77b87b9f3124ef0f718b2a786fda4b98d 100644
--- a/src/compiler/arm64/instruction-selector-arm64.cc
+++ b/src/compiler/arm64/instruction-selector-arm64.cc
@@ -1757,21 +1757,11 @@ void InstructionSelector::VisitFloat64Mod(Node* node) {
 }
 
 
-void InstructionSelector::VisitFloat32Max(Node* node) {
-  VisitRRR(this, kArm64Float32Max, node);
-}
-
-
 void InstructionSelector::VisitFloat64Max(Node* node) {
   VisitRRR(this, kArm64Float64Max, node);
 }
 
 
-void InstructionSelector::VisitFloat32Min(Node* node) {
-  VisitRRR(this, kArm64Float32Min, node);
-}
-
-
 void InstructionSelector::VisitFloat64Min(Node* node) {
   VisitRRR(this, kArm64Float64Min, node);
 }
@@ -2698,11 +2688,7 @@ void InstructionSelector::VisitAtomicStore(Node* node) {
 // static
 MachineOperatorBuilder::Flags
 InstructionSelector::SupportedMachineOperatorFlags() {
-  return MachineOperatorBuilder::kFloat32Max |
-         MachineOperatorBuilder::kFloat32Min |
-         MachineOperatorBuilder::kFloat32RoundDown |
-         MachineOperatorBuilder::kFloat64Max |
-         MachineOperatorBuilder::kFloat64Min |
+  return MachineOperatorBuilder::kFloat32RoundDown |
          MachineOperatorBuilder::kFloat64RoundDown |
          MachineOperatorBuilder::kFloat32RoundUp |
          MachineOperatorBuilder::kFloat64RoundUp |