Method MakeFromInt128

cpp/src/gandiva/decimal_ir.cc:502–511

}

DecimalIR::ValueSplit DecimalIR::ValueSplit::MakeFromInt128(DecimalIR* decimal_ir,
                                                            llvm::Value* in) {
  auto builder = decimal_ir->ir_builder();
  auto types = decimal_ir->types();

  auto high = builder->CreateLShr(in, types->i128_constant(64));
  high = builder->CreateTrunc(high, types->i64_type());
  auto low = builder->CreateTrunc(in, types->i64_type());
  return ValueSplit(high, low);
}

/// Convert IR struct {%i64, %i64} to cpp class ValueSplit
DecimalIR::ValueSplit DecimalIR::ValueSplit::MakeFromStruct(DecimalIR* decimal_ir,