| 33 | |
| 34 | template <bool use_selection> |
| 35 | void KeyCompare::NullUpdateColumnToRow(uint32_t id_col, uint32_t num_rows_to_compare, |
| 36 | const uint16_t* sel_left_maybe_null, |
| 37 | const uint32_t* left_to_right_map, |
| 38 | LightContext* ctx, const KeyColumnArray& col, |
| 39 | const RowTableImpl& rows, |
| 40 | bool are_cols_in_encoding_order, |
| 41 | uint8_t* match_bytevector) { |
| 42 | if (!rows.has_any_nulls(ctx) && !col.data(0)) { |
| 43 | return; |
| 44 | } |
| 45 | uint32_t num_processed = 0; |
| 46 | #if defined(ARROW_HAVE_RUNTIME_AVX2) |
| 47 | if (ctx->has_avx2()) { |
| 48 | num_processed = NullUpdateColumnToRow_avx2( |
| 49 | use_selection, id_col, num_rows_to_compare, sel_left_maybe_null, |
| 50 | left_to_right_map, ctx, col, rows, are_cols_in_encoding_order, match_bytevector); |
| 51 | } |
| 52 | #endif |
| 53 | |
| 54 | const uint32_t null_bit_id = |
| 55 | ColIdInEncodingOrder(rows, id_col, are_cols_in_encoding_order); |
| 56 | |
| 57 | if (!col.data(0)) { |
| 58 | // Remove rows from the result for which the column value is a null |
| 59 | for (uint32_t i = num_processed; i < num_rows_to_compare; ++i) { |
| 60 | uint32_t irow_left = use_selection ? sel_left_maybe_null[i] : i; |
| 61 | uint32_t irow_right = left_to_right_map[irow_left]; |
| 62 | match_bytevector[i] &= (rows.is_null(irow_right, null_bit_id) ? 0 : 0xff); |
| 63 | } |
| 64 | } else if (!rows.has_any_nulls(ctx)) { |
| 65 | // Remove rows from the result for which the column value on left side is |
| 66 | // null |
| 67 | const uint8_t* non_nulls = col.data(0); |
| 68 | ARROW_DCHECK(non_nulls); |
| 69 | for (uint32_t i = num_processed; i < num_rows_to_compare; ++i) { |
| 70 | uint32_t irow_left = use_selection ? sel_left_maybe_null[i] : i; |
| 71 | match_bytevector[i] &= |
| 72 | bit_util::GetBit(non_nulls, irow_left + col.bit_offset(0)) ? 0xff : 0; |
| 73 | } |
| 74 | } else { |
| 75 | const uint8_t* non_nulls = col.data(0); |
| 76 | ARROW_DCHECK(non_nulls); |
| 77 | for (uint32_t i = num_processed; i < num_rows_to_compare; ++i) { |
| 78 | uint32_t irow_left = use_selection ? sel_left_maybe_null[i] : i; |
| 79 | uint32_t irow_right = left_to_right_map[irow_left]; |
| 80 | int right_null = rows.is_null(irow_right, null_bit_id) ? 0xff : 0; |
| 81 | int left_null = |
| 82 | bit_util::GetBit(non_nulls, irow_left + col.bit_offset(0)) ? 0 : 0xff; |
| 83 | match_bytevector[i] |= left_null & right_null; |
| 84 | match_bytevector[i] &= ~(left_null ^ right_null); |
| 85 | } |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | template <bool use_selection, class COMPARE_FN> |
| 90 | void KeyCompare::CompareBinaryColumnToRowHelper( |
nothing calls this directly
no test coverage detected