2 * Copyright (c) 2016, 2017 ARM Limited.
4 * SPDX-License-Identifier: MIT
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 #include "arm_compute/runtime/Lut.h"
28 using namespace arm_compute;
35 Lut::Lut(size_t num_elements, DataType data_type)
38 _allocator.init(num_elements, data_type);
41 size_t Lut::num_elements() const
43 return _allocator.num_elements();
46 uint32_t Lut::index_offset() const
48 return (DataType::S16 == _allocator.type()) ? num_elements() / 2 : 0;
51 size_t Lut::size_in_bytes() const
53 return _allocator.size();
56 DataType Lut::type() const
58 return _allocator.type();
61 uint8_t *Lut::buffer() const
63 return _allocator.data();
68 ARM_COMPUTE_ERROR_ON(this->buffer() == nullptr);
69 std::memset(this->buffer(), 0, this->size_in_bytes());
72 ILutAllocator *Lut::allocator()