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//
// Copyright © 2017 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include "Broadcast.hpp"
namespace armnn
{
BroadcastLoop::BroadcastLoop(const TensorShape& inShape0, const TensorShape& inShape1, const TensorShape& outShape)
: m_DimData(outShape.GetNumDimensions())
{
const unsigned int numDims = GetNumDimensions();
unsigned int sIn0 = 1;
unsigned int sIn1 = 1;
unsigned int sOut = 1;
for (unsigned int j = numDims - 1, k = 0; k < numDims ; k++, j--)
{
m_DimData[j].m_DimSize = outShape[j];
m_DimData[j].m_Stride1 = (inShape0[j] > 1) ? sIn0 : 0;
m_DimData[j].m_Stride2 = (inShape1[j] > 1) ? sIn1 : 0;
m_DimData[j].m_StrideOut = sOut;
sIn0 *= inShape0[j];
sIn1 *= inShape1[j];
sOut *= outShape[j];
}
}
} // namespace armnn
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