xref: /aosp_15_r20/external/pytorch/aten/src/ATen/core/ATen_fwd.h (revision da0073e96a02ea20f0ac840b70461e3646d07c45)
1 #pragma once
2 #include <c10/core/QScheme.h>
3 
4 // Forward declarations of core ATen types used in dispatch functions
5 namespace c10 {
6 
7 template<typename T>
8 class List;
9 template<typename T>
10 class IListRef;
11 class Stream;
12 class Scalar;
13 class SymInt;
14 class SymIntList;
15 struct Storage;
16 struct TensorOptions;
17 template <typename T>
18 class ArrayRef;
19 template <typename T>
20 class OptionalArrayRef;
21 
22 }  // namespace c10
23 
24 namespace at {
25 
26 class Tensor;
27 class OptionalTensorRef;
28 struct Dimname;
29 struct Generator;
30 using TensorList = c10::ArrayRef<Tensor>;
31 using ITensorListRef = c10::IListRef<Tensor>;
32 using IOptTensorListRef = c10::IListRef<OptionalTensorRef>;
33 using DimnameList = c10::ArrayRef<Dimname>;
34 using IntArrayRef = c10::ArrayRef<int64_t>;
35 using OptionalIntArrayRef = c10::OptionalArrayRef<int64_t>;
36 using OptionalSymIntArrayRef = c10::OptionalArrayRef<c10::SymInt>;
37 
38 using c10::Stream;
39 using c10::Storage;
40 using c10::QScheme;
41 using c10::Scalar;
42 using c10::SymInt;
43 using c10::SymIntList;
44 using c10::TensorOptions;
45 
46 }  // namespace at
47