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/*
* Copyright (c) 2023 Arm Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "ckw/Error.h"
#include "ckw/TileInfo.h"
#include "src/Helpers.h"
#include "src/cl/CLConstantTile.h"
#include "src/cl/CLHelpers.h"
namespace ckw
{
CLConstantTile::CLConstantTile(const TileContainer &vals, DataType dt)
{
const int32_t w = vals[0].size();
const int32_t h = vals.size();
_info.width(w);
_info.height(h);
_info.data_type(dt);
validate_tile_info(_info);
_vals = TileContainer(h, std::vector<std::string>(w));
for(int32_t y = 0; y < h; ++y)
{
for(int32_t x = 0; x < w; ++x)
{
_vals[y][x] = vals[y][x];
}
}
}
TileVariable CLConstantTile::scalar(int32_t row, int32_t col) const
{
// Clamp to nearest valid edge
col = clamp(col, static_cast<int32_t>(0), _info.width() - 1);
row = clamp(row, static_cast<int32_t>(0), _info.height() - 1);
// We can use the vector method to retrieve the scalar variable stored in the constant tile
return vector(row, col, 1);
}
TileVariable CLConstantTile::vector(int32_t row) const
{
// Clamp to nearest valid edge
row = clamp(row, static_cast<int32_t>(0), _info.height() - 1);
return vector(row, 0, _info.width());
}
TileVariable CLConstantTile::vector(int32_t row, int32_t col_start, int32_t width) const
{
// Validate the new vector length
cl_validate_vector_length(width);
// Clamp to nearest valid edge
row = clamp(row, static_cast<int32_t>(0), _info.height() - 1);
TileVariable t;
t.desc.dt = _info.data_type();
t.desc.len = width;
// The vector has the following form: ((data_typeN)(val0, val1,..., ValN-1))
t.str = "((" + cl_get_variable_datatype_as_string(t.desc.dt, width) + ")";
t.str += "(";
int32_t col = col_start;
for(; col < width - 1; ++col)
{
t.str += _vals[row][col];
t.str += ", ";
}
t.str += _vals[row][col];
t.str += "))";
return t;
}
std::vector<TileVariable> CLConstantTile::all() const
{
std::vector<TileVariable> vars;
for(int32_t y = 0; y < _info.height(); ++y)
{
for(int32_t x = 0; x < _info.width(); ++x)
{
// We can use the vector method to retrieve all the scalar variables stored in the constant tile
TileVariable t = vector(y, x, 1);
vars.push_back(t);
}
}
return vars;
}
bool CLConstantTile::is_assignable() const
{
return false;
}
} // namespace ckw
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