| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #include "RLEV2Util.hh" |
| |
| namespace orc { |
| |
| // Map FBS enum to bit width value. |
| const uint8_t FBSToBitWidthMap[FixedBitSizes::SIZE] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, |
| 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, |
| 23, 24, 26, 28, 30, 32, 40, 48, 56, 64}; |
| |
| // Map bit length i to closest fixed bit width that can contain i bits. |
| const uint8_t ClosestFixedBitsMap[65] = { |
| 1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, |
| 22, 23, 24, 26, 26, 28, 28, 30, 30, 32, 32, 40, 40, 40, 40, 40, 40, 40, 40, 48, 48, 48, |
| 48, 48, 48, 48, 48, 56, 56, 56, 56, 56, 56, 56, 56, 64, 64, 64, 64, 64, 64, 64, 64}; |
| |
| // Map bit length i to closest aligned fixed bit width that can contain i bits. |
| const uint8_t ClosestAlignedFixedBitsMap[65] = { |
| 1, 1, 2, 4, 4, 8, 8, 8, 8, 16, 16, 16, 16, 16, 16, 16, 16, 24, 24, 24, 24, 24, |
| 24, 24, 24, 32, 32, 32, 32, 32, 32, 32, 32, 40, 40, 40, 40, 40, 40, 40, 40, 48, 48, 48, |
| 48, 48, 48, 48, 48, 56, 56, 56, 56, 56, 56, 56, 56, 64, 64, 64, 64, 64, 64, 64, 64}; |
| |
| // Map bit width to FBS enum. |
| const uint8_t BitWidthToFBSMap[65] = { |
| FixedBitSizes::ONE, FixedBitSizes::ONE, FixedBitSizes::TWO, |
| FixedBitSizes::THREE, FixedBitSizes::FOUR, FixedBitSizes::FIVE, |
| FixedBitSizes::SIX, FixedBitSizes::SEVEN, FixedBitSizes::EIGHT, |
| FixedBitSizes::NINE, FixedBitSizes::TEN, FixedBitSizes::ELEVEN, |
| FixedBitSizes::TWELVE, FixedBitSizes::THIRTEEN, FixedBitSizes::FOURTEEN, |
| FixedBitSizes::FIFTEEN, FixedBitSizes::SIXTEEN, FixedBitSizes::SEVENTEEN, |
| FixedBitSizes::EIGHTEEN, FixedBitSizes::NINETEEN, FixedBitSizes::TWENTY, |
| FixedBitSizes::TWENTYONE, FixedBitSizes::TWENTYTWO, FixedBitSizes::TWENTYTHREE, |
| FixedBitSizes::TWENTYFOUR, FixedBitSizes::TWENTYSIX, FixedBitSizes::TWENTYSIX, |
| FixedBitSizes::TWENTYEIGHT, FixedBitSizes::TWENTYEIGHT, FixedBitSizes::THIRTY, |
| FixedBitSizes::THIRTY, FixedBitSizes::THIRTYTWO, FixedBitSizes::THIRTYTWO, |
| FixedBitSizes::FORTY, FixedBitSizes::FORTY, FixedBitSizes::FORTY, |
| FixedBitSizes::FORTY, FixedBitSizes::FORTY, FixedBitSizes::FORTY, |
| FixedBitSizes::FORTY, FixedBitSizes::FORTY, FixedBitSizes::FORTYEIGHT, |
| FixedBitSizes::FORTYEIGHT, FixedBitSizes::FORTYEIGHT, FixedBitSizes::FORTYEIGHT, |
| FixedBitSizes::FORTYEIGHT, FixedBitSizes::FORTYEIGHT, FixedBitSizes::FORTYEIGHT, |
| FixedBitSizes::FORTYEIGHT, FixedBitSizes::FIFTYSIX, FixedBitSizes::FIFTYSIX, |
| FixedBitSizes::FIFTYSIX, FixedBitSizes::FIFTYSIX, FixedBitSizes::FIFTYSIX, |
| FixedBitSizes::FIFTYSIX, FixedBitSizes::FIFTYSIX, FixedBitSizes::FIFTYSIX, |
| FixedBitSizes::SIXTYFOUR, FixedBitSizes::SIXTYFOUR, FixedBitSizes::SIXTYFOUR, |
| FixedBitSizes::SIXTYFOUR, FixedBitSizes::SIXTYFOUR, FixedBitSizes::SIXTYFOUR, |
| FixedBitSizes::SIXTYFOUR, FixedBitSizes::SIXTYFOUR}; |
| } // namespace orc |
