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Diffstat (limited to 'src/backends/neon/workloads/NeonWorkloadUtils.hpp')
| -rw-r--r-- | src/backends/neon/workloads/NeonWorkloadUtils.hpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/backends/neon/workloads/NeonWorkloadUtils.hpp b/src/backends/neon/workloads/NeonWorkloadUtils.hpp index 8cf97d3909..f63946ec07 100644 --- a/src/backends/neon/workloads/NeonWorkloadUtils.hpp +++ b/src/backends/neon/workloads/NeonWorkloadUtils.hpp @@ -76,4 +76,28 @@ inline auto SetNeonStridedSliceData(const std::vector<int>& m_begin, return std::make_tuple(starts, ends, strides); } +inline auto SetNeonSliceData(const std::vector<unsigned int>& m_begin, + const std::vector<unsigned int>& m_size) +{ + // This function must translate the size vector given to an end vector + // expected by the ACL NESlice workload + arm_compute::Coordinates starts; + arm_compute::Coordinates ends; + + unsigned int num_dims = static_cast<unsigned int>(m_begin.size()); + + // For strided slices, we have the relationship size = (end - begin) / stride + // For slice, we assume stride to be a vector of all ones, yielding the formula + // size = (end - begin) therefore we know end = size + begin + for (unsigned int i = 0; i < num_dims; i++) + { + unsigned int revertedIndex = num_dims - i - 1; + + starts.set(i, static_cast<int>(m_begin[revertedIndex])); + ends.set(i, static_cast<int>(m_begin[revertedIndex] + m_size[revertedIndex])); + } + + return std::make_tuple(starts, ends); +} + } //namespace armnn |