[turbofan] Implemented the RoundUint64ToFloat32 TurboFan operator for x64, arm64,

src/compiler/x64/instruction-selector-x64.cc

Index: src/compiler/x64/instruction-selector-x64.cc
diff --git a/src/compiler/x64/instruction-selector-x64.cc b/src/compiler/x64/instruction-selector-x64.cc
index ac40dd6595f175e325b77f83f6d4788b2172db9d..f4529fad24d61380837672de9e2b0b821994b99e 100644
--- a/src/compiler/x64/instruction-selector-x64.cc
+++ b/src/compiler/x64/instruction-selector-x64.cc
@@ -971,6 +971,14 @@ void InstructionSelector::VisitRoundInt64ToFloat64(Node* node) {
 }
 
 
+void InstructionSelector::VisitRoundUint64ToFloat32(Node* node) {
+  X64OperandGenerator g(this);
+  InstructionOperand temps[] = {g.TempRegister()};
+  Emit(kSSEUint64ToFloat32, g.DefineAsRegister(node), g.Use(node->InputAt(0)),
+       arraysize(temps), temps);
+}
+
+
 void InstructionSelector::VisitRoundUint64ToFloat64(Node* node) {
   X64OperandGenerator g(this);
   Emit(kSSEUint64ToFloat64, g.DefineAsRegister(node), g.Use(node->InputAt(0)));