| 121 | |
| 122 | template <bool use_selection> |
| 123 | void KeyCompare::CompareBinaryColumnToRow(uint32_t offset_within_row, |
| 124 | uint32_t num_rows_to_compare, |
| 125 | const uint16_t* sel_left_maybe_null, |
| 126 | const uint32_t* left_to_right_map, |
| 127 | LightContext* ctx, const KeyColumnArray& col, |
| 128 | const RowTableImpl& rows, |
| 129 | uint8_t* match_bytevector) { |
| 130 | uint32_t num_processed = 0; |
| 131 | #if defined(ARROW_HAVE_RUNTIME_AVX2) |
| 132 | if (ctx->has_avx2()) { |
| 133 | num_processed = CompareBinaryColumnToRow_avx2( |
| 134 | use_selection, offset_within_row, num_rows_to_compare, sel_left_maybe_null, |
| 135 | left_to_right_map, ctx, col, rows, match_bytevector); |
| 136 | } |
| 137 | #endif |
| 138 | |
| 139 | uint32_t col_width = col.metadata().fixed_length; |
| 140 | if (col_width == 0) { |
| 141 | int bit_offset = col.bit_offset(1); |
| 142 | CompareBinaryColumnToRowHelper<use_selection>( |
| 143 | offset_within_row, num_processed, num_rows_to_compare, sel_left_maybe_null, |
| 144 | left_to_right_map, ctx, col, rows, match_bytevector, |
| 145 | [bit_offset](const uint8_t* left_base, const uint8_t* right_base, |
| 146 | uint32_t irow_left, RowTableImpl::offset_type offset_right) { |
| 147 | uint8_t left = |
| 148 | bit_util::GetBit(left_base, irow_left + bit_offset) ? 0xff : 0x00; |
| 149 | uint8_t right = right_base[offset_right]; |
| 150 | return left == right ? 0xff : 0; |
| 151 | }); |
| 152 | } else if (col_width == 1) { |
| 153 | CompareBinaryColumnToRowHelper<use_selection>( |
| 154 | offset_within_row, num_processed, num_rows_to_compare, sel_left_maybe_null, |
| 155 | left_to_right_map, ctx, col, rows, match_bytevector, |
| 156 | [](const uint8_t* left_base, const uint8_t* right_base, uint32_t irow_left, |
| 157 | RowTableImpl::offset_type offset_right) { |
| 158 | uint8_t left = left_base[irow_left]; |
| 159 | uint8_t right = right_base[offset_right]; |
| 160 | return left == right ? 0xff : 0; |
| 161 | }); |
| 162 | } else if (col_width == 2) { |
| 163 | CompareBinaryColumnToRowHelper<use_selection>( |
| 164 | offset_within_row, num_processed, num_rows_to_compare, sel_left_maybe_null, |
| 165 | left_to_right_map, ctx, col, rows, match_bytevector, |
| 166 | [](const uint8_t* left_base, const uint8_t* right_base, uint32_t irow_left, |
| 167 | RowTableImpl::offset_type offset_right) { |
| 168 | util::CheckAlignment<uint16_t>(left_base); |
| 169 | util::CheckAlignment<uint16_t>(right_base + offset_right); |
| 170 | uint16_t left = reinterpret_cast<const uint16_t*>(left_base)[irow_left]; |
| 171 | uint16_t right = *reinterpret_cast<const uint16_t*>(right_base + offset_right); |
| 172 | return left == right ? 0xff : 0; |
| 173 | }); |
| 174 | } else if (col_width == 4) { |
| 175 | CompareBinaryColumnToRowHelper<use_selection>( |
| 176 | offset_within_row, num_processed, num_rows_to_compare, sel_left_maybe_null, |
| 177 | left_to_right_map, ctx, col, rows, match_bytevector, |
| 178 | [](const uint8_t* left_base, const uint8_t* right_base, uint32_t irow_left, |
| 179 | RowTableImpl::offset_type offset_right) { |
| 180 | util::CheckAlignment<uint32_t>(left_base); |