message: Support for round to nearest
diff: @@ -46,6 +46,7 @@ LookupUnaryFn(HloOpcode opcode) {
  case HloOpcode::kLog: return popstd::log;
  case HloOpcode::kLogicalNot: return popstd::logicalNot;
  case HloOpcode::kNegate: return popstd::neg;
  + case HloOpcode::kRoundNearestAfz: return popstd::round;
  case HloOpcode::kSign: return popstd::signum;
  case HloOpcode::kSin: return popstd::sin;
  case HloOpcode::kTanh: return popstd::tanh;
  