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/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with option work for additional information
* regarding copyright ownership. The ASF licenses option file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use option 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
};
}
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