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

src/compiler/s390/instruction-selector-s390.cc

Index: src/compiler/s390/instruction-selector-s390.cc
diff --git a/src/compiler/s390/instruction-selector-s390.cc b/src/compiler/s390/instruction-selector-s390.cc
index 9b698eced2c9dca380d906c6f4c69cfedcf3d9fb..803c1db828b6861ae97f9c340d5acf72c0dc52d8 100644
--- a/src/compiler/s390/instruction-selector-s390.cc
+++ b/src/compiler/s390/instruction-selector-s390.cc
@@ -1235,6 +1235,10 @@ void InstructionSelector::VisitFloat64RoundTiesEven(Node* node) {
   UNREACHABLE();
 }
 
+void InstructionSelector::VisitFloat32Neg(Node* node) { UNREACHABLE(); }
+
+void InstructionSelector::VisitFloat64Neg(Node* node) { UNREACHABLE(); }
+
 void InstructionSelector::VisitInt32AddWithOverflow(Node* node) {
   if (Node* ovf = NodeProperties::FindProjection(node, 1)) {
     FlagsContinuation cont = FlagsContinuation::ForSet(kOverflow, ovf);