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Add async evaluation support to TensorPadding/TensorImagePatch/TensorShuffling

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This commit is contained in:
Eugene Zhulenev
2019-11-26 11:41:57 -08:00
parent c79b6ffe1f
commit bc66c88255
4 changed files with 35 additions and 2 deletions
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17
unsupported/Eigen/CXX11/src/Tensor/TensorShuffling.h
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@@ -182,6 +182,15 @@ struct TensorEvaluator<const TensorShufflingOp<Shuffle, ArgType>, Device>
m_impl.evalSubExprsIfNeeded(NULL);
return true;
}
#ifdef EIGEN_USE_THREADS
template <typename EvalSubExprsCallback>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE void evalSubExprsIfNeededAsync(
EvaluatorPointerType, EvalSubExprsCallback done) {
m_impl.evalSubExprsIfNeededAsync(nullptr, [done](bool) { done(true); });
}
#endif // EIGEN_USE_THREADS
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE void cleanup() {
m_impl.cleanup();
}
@@ -237,10 +246,16 @@ struct TensorEvaluator<const TensorShufflingOp<Shuffle, ArgType>, Device>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE void getResourceRequirements(
std::vector<internal::TensorOpResourceRequirements>* resources) const {
static const int inner_dim =
Layout == static_cast<int>(ColMajor) ? 0 : NumDims - 1;
const bool inner_dim_shuffled = m_shuffle[inner_dim] != inner_dim;
Eigen::Index block_total_size_max = numext::maxi<Eigen::Index>(
1, m_device.firstLevelCacheSize() / sizeof(Scalar));
resources->push_back(internal::TensorOpResourceRequirements(
internal::kUniformAllDims, block_total_size_max));
inner_dim_shuffled ? internal::kUniformAllDims
: internal::kSkewedInnerDims,
block_total_size_max));
}
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE TensorBlockV2