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-rw-r--r--tests/validation/reference/Gather.cpp57
1 files changed, 45 insertions, 12 deletions
diff --git a/tests/validation/reference/Gather.cpp b/tests/validation/reference/Gather.cpp
index c26438857f..8de1a473eb 100644
--- a/tests/validation/reference/Gather.cpp
+++ b/tests/validation/reference/Gather.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2018-2022 Arm Limited.
+ * Copyright (c) 2018-2019, 2022 Arm Limited.
*
* SPDX-License-Identifier: MIT
*
@@ -45,22 +45,55 @@ SimpleTensor<T> gather(const SimpleTensor<T> &src, const SimpleTensor<uint32_t>
Window win;
win.use_tensor_dimensions(dst_shape);
- execute_window_loop(win, [&](const Coordinates & id)
+ if(indices.shape().num_dimensions() == 1u)
{
- Coordinates offset;
- for(unsigned int dim = 0; dim < id.num_dimensions(); ++dim)
+ execute_window_loop(win, [&](const Coordinates & id)
{
- if(dim == actual_axis)
+ Coordinates offset;
+ for(unsigned int dim = 0; dim < id.num_dimensions(); ++dim)
{
- offset.set(dim, indices_ptr[id[dim]]);
+ if(dim == actual_axis)
+ {
+ offset.set(dim, indices_ptr[id[dim]]);
+ }
+ else
+ {
+ offset.set(dim, id[dim]);
+ }
}
- else
+ *reinterpret_cast<T *>(dst(id)) = *reinterpret_cast<const T *>(src(offset));
+ });
+ }
+ else
+ {
+ if(actual_axis == 1)
+ {
+ win.set(Window::DimX, Window::Dimension(0, 1, 1));
+ execute_window_loop(win, [&](const Coordinates & id)
{
- offset.set(dim, id[dim]);
- }
+ auto *dst_ptr = dst(id);
+ Coordinates index_offset;
+ for(uint32_t k = 0; k < indices.shape().num_dimensions(); ++k)
+ {
+ index_offset.set(k, id[k + 1]);
+ }
+ const uint32_t row = *reinterpret_cast<const uint32_t *>(indices(index_offset));
+ Coordinates src_offset;
+ src_offset.set(0, 0);
+ src_offset.set(1, row);
+ for(uint32_t j = 2; j < src.shape().num_dimensions(); ++j)
+ {
+ src_offset.set(j, id[1 + indices.shape().num_dimensions() + (j - 2)]);
+ }
+ const auto in_ptr_row = src(src_offset);
+ memcpy(dst_ptr, in_ptr_row, src.shape()[0] * src.element_size());
+ });
+ }
+ else
+ {
+ ARM_COMPUTE_ERROR("Not implemented.");
}
- *reinterpret_cast<T *>(dst(id)) = *reinterpret_cast<const T *>(src(offset));
- });
+ }
return dst;
}
@@ -72,4 +105,4 @@ template SimpleTensor<uint8_t> gather(const SimpleTensor<uint8_t> &src, const Si
} // namespace reference
} // namespace validation
} // namespace test
-} // namespace arm_compute \ No newline at end of file
+} // namespace arm_compute