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

src/compiler/instruction-selector.cc

Index: src/compiler/instruction-selector.cc
diff --git a/src/compiler/instruction-selector.cc b/src/compiler/instruction-selector.cc
index c16cd31c69c07b38ea42f90308bd8eeb839c7598..db953c2e42cfe1b8efda3dbcf7e329fa5b966d28 100644
--- a/src/compiler/instruction-selector.cc
+++ b/src/compiler/instruction-selector.cc
@@ -830,6 +830,8 @@ void InstructionSelector::VisitNode(Node* node) {
       return MarkAsFloat64(node), VisitRoundInt64ToFloat64(node);
     case IrOpcode::kBitcastFloat32ToInt32:
       return MarkAsWord32(node), VisitBitcastFloat32ToInt32(node);
+    case IrOpcode::kRoundUint64ToFloat32:
+      return MarkAsFloat64(node), VisitRoundUint64ToFloat32(node);
     case IrOpcode::kRoundUint64ToFloat64:
       return MarkAsFloat64(node), VisitRoundUint64ToFloat64(node);
     case IrOpcode::kBitcastFloat64ToInt64:
@@ -1067,6 +1069,11 @@ void InstructionSelector::VisitRoundInt64ToFloat64(Node* node) {
 }
 
 
+void InstructionSelector::VisitRoundUint64ToFloat32(Node* node) {
+  UNIMPLEMENTED();
+}
+
+
 void InstructionSelector::VisitRoundUint64ToFloat64(Node* node) {
   UNIMPLEMENTED();
 }