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/*
* Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
*
* Licensed 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 "IACLTensor.h"
#include "Convert.h"
#include "Swizzle.h"
namespace onert
{
namespace backend
{
namespace acl_common
{
size_t IACLTensor::dimension(size_t index) const
{
// Assume that the front is higher dimensional.
// i.g. N: 0, C: 1, H: 2, W: 3 for NCHW layout
// NOTE This tensor must not be applied dim correction
auto rank = num_dimensions();
rank = rank == 0 ? 1 : rank;
assert(rank > index);
const ARMComputeAxis reversed{(static_cast<uint32_t>(rank - index) - 1)};
return info()->dimension(reversed.value());
}
size_t IACLTensor::calcOffset(const ir::Coordinates &coords) const
{
auto rank = num_dimensions();
rank = rank == 0 ? 1 : rank;
assert(rank == coords.size());
::arm_compute::Coordinates acl_coords;
for (uint32_t i = 0; i < rank; ++i)
{
const ARMComputeAxis reversed{static_cast<uint32_t>((rank - i) - 1)};
acl_coords.set(reversed.value(), coords[i]);
}
return info()->offset_element_in_bytes(acl_coords);
}
ir::Layout IACLTensor::layout() const { return acl_common::asRuntimeLayout(info()->data_layout()); }
ir::DataType IACLTensor::data_type() const
{
return acl_common::asRuntimeDataType(info()->data_type());
}
float IACLTensor::data_scale() const
{
// FIXME What if quantization info is non-uniform?
return info()->quantization_info().uniform().scale;
}
int32_t IACLTensor::data_offset() const
{
// FIXME What if quantization info is non-uniform?
return info()->quantization_info().uniform().offset;
}
} // namespace acl_common
} // namespace backend
} // namespace onert
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