message: Add sine support
diff: @@ -60,6 +60,7 @@ LookupUnaryFn(HloOpcode opcode) {
  case HloOpcode::kLogicalNot: return popstd::logicalNot;
  case HloOpcode::kNegate: return popstd::neg;
  case HloOpcode::kSign: return popstd::signum;
  + case HloOpcode::kSin: return popstd::sine;
  case HloOpcode::kTanh: return popstd::tanh;
  case HloOpcode::kIsFinite:
  