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[Cpp API Compatibility] add tensor_data & variable_data API #77520

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Le-soleile wants to merge 13 commits into from
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[Cpp API Compatibility] add tensor_data & variable_data API #77520

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86220b9
add variable_data tensor_data
Le-soleile Jan 20, 2026
613a217
Merge branch '_data' of github.com:Le-soleile/Paddle into _data
Le-soleile Jan 20, 2026
751ece3
empty commit
Le-soleile Jan 26, 2026
7841c26
fix
Le-soleile Jan 26, 2026
f79f740
fix interface implementation
Le-soleile Jan 27, 2026
24152ec
Merge branch 'develop' of github.com:Le-soleile/Paddle into _data
Le-soleile Feb 3, 2026
d0bf95b
add single test
Le-soleile Feb 4, 2026
d2029d2
Merge branch 'PaddlePaddle:develop' into _data
Le-soleile Feb 4, 2026
3ea482e
Merge branch 'develop' into _data
Le-soleile Feb 5, 2026
e77b2f2
fix test
Le-soleile Feb 5, 2026
ea9932b
Merge branch '_data' of github.com:Le-soleile/Paddle into _data
Le-soleile Feb 5, 2026
880e9cd
Merge branch 'develop' into _data
Le-soleile Feb 10, 2026
5aa7588
Merge branch 'develop' into _data
Le-soleile Feb 12, 2026
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40 changes: 40 additions & 0 deletions paddle/phi/api/include/compat/ATen/core/TensorBody.h
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Original file line number Diff line number Diff line change
Expand Up @@ -385,6 +385,46 @@ class Tensor : public TensorBase {
}
#endif

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@BingooYang BingooYang Feb 2, 2026

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补充测试

Tensor tensor_data() const {
PaddleTensor result;
if (tensor_.initialized()) {
auto src_impl = tensor_.impl();
auto* src_tensor =
std::dynamic_pointer_cast<phi::DenseTensor>(src_impl).get();
if (src_tensor && src_tensor->meta().is_contiguous()) {
result.set_impl(std::make_shared<phi::DenseTensor>());
auto* dst_tensor =
std::dynamic_pointer_cast<phi::DenseTensor>(result.impl()).get();
dst_tensor->ShareDataWith(*src_tensor);
} else {
result = paddle::experimental::assign(tensor_);
}
} else {
result = paddle::experimental::assign(tensor_);
}
return Tensor(result);
}

Tensor variable_data() const {
PaddleTensor result;
if (tensor_.initialized()) {
auto src_impl = tensor_.impl();
auto* src_tensor =
std::dynamic_pointer_cast<phi::DenseTensor>(src_impl).get();
if (src_tensor && src_tensor->meta().is_contiguous()) {
result.set_impl(std::make_shared<phi::DenseTensor>());
auto* dst_tensor =
std::dynamic_pointer_cast<phi::DenseTensor>(result.impl()).get();
dst_tensor->ShareDataWith(*src_tensor);
} else {
result = paddle::experimental::assign(tensor_);
}
} else {
result = paddle::experimental::assign(tensor_);
}
return Tensor(result);
}

PaddleTensor _PD_GetInner() const { return tensor_; }
PaddleTensor& _PD_GetInner() { return tensor_; }
};
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