telsoa01 | 4fcda01 | 2018-03-09 14:13:49 +0000 | [diff] [blame] | 1 | // |
josh minor | 4a3c610 | 2020-01-06 16:40:46 -0600 | [diff] [blame] | 2 | // Copyright © 2019 Arm Ltd. All rights reserved. |
David Beck | ecb56cd | 2018-09-05 12:52:57 +0100 | [diff] [blame] | 3 | // SPDX-License-Identifier: MIT |
telsoa01 | 4fcda01 | 2018-03-09 14:13:49 +0000 | [diff] [blame] | 4 | // |
| 5 | |
| 6 | #include "Broadcast.hpp" |
| 7 | |
| 8 | namespace armnn |
| 9 | { |
| 10 | |
| 11 | BroadcastLoop::BroadcastLoop(const TensorShape& inShape0, const TensorShape& inShape1, const TensorShape& outShape) |
| 12 | : m_DimData(outShape.GetNumDimensions()) |
| 13 | { |
| 14 | const unsigned int numDims = GetNumDimensions(); |
| 15 | |
| 16 | unsigned int sIn0 = 1; |
| 17 | unsigned int sIn1 = 1; |
| 18 | unsigned int sOut = 1; |
| 19 | |
| 20 | for (unsigned int j = numDims - 1, k = 0; k < numDims ; k++, j--) |
| 21 | { |
| 22 | m_DimData[j].m_DimSize = outShape[j]; |
| 23 | m_DimData[j].m_Stride1 = (inShape0[j] > 1) ? sIn0 : 0; |
| 24 | m_DimData[j].m_Stride2 = (inShape1[j] > 1) ? sIn1 : 0; |
| 25 | m_DimData[j].m_StrideOut = sOut; |
| 26 | |
| 27 | sIn0 *= inShape0[j]; |
| 28 | sIn1 *= inShape1[j]; |
| 29 | sOut *= outShape[j]; |
| 30 | } |
| 31 | } |
| 32 | |
josh minor | 4a3c610 | 2020-01-06 16:40:46 -0600 | [diff] [blame] | 33 | BroadcastLoop::BroadcastLoop(const TensorShape& inShape, const TensorShape& outShape) |
| 34 | : m_DimData(outShape.GetNumDimensions()) |
| 35 | { |
| 36 | const unsigned int numDims = GetNumDimensions(); |
| 37 | |
| 38 | unsigned int sIn = 1; |
| 39 | unsigned int sOut = 1; |
| 40 | |
| 41 | for (unsigned int j = numDims - 1, k = 0; k < numDims ; k++, j--) |
| 42 | { |
| 43 | m_DimData[j].m_DimSize = outShape[j]; |
| 44 | m_DimData[j].m_Stride1 = (inShape[j] > 1) ? sIn : 0; |
| 45 | m_DimData[j].m_StrideOut = sOut; |
| 46 | |
| 47 | sIn *= inShape[j]; |
| 48 | sOut *= outShape[j]; |
| 49 | } |
| 50 | } |
| 51 | |
telsoa01 | 4fcda01 | 2018-03-09 14:13:49 +0000 | [diff] [blame] | 52 | } // namespace armnn |