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Enum for Tensor scalar type and shape dynamism. #9609

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Mar 25, 2025
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Enum for Tensor scalar type and shape dynamism. #9609

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51 changes: 51 additions & 0 deletions extension/apple/ExecuTorch/Exported/ExecuTorchTensor.h
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,57 @@

NS_ASSUME_NONNULL_BEGIN

/**
* Enum to define the data type of a Tensor.
* Values can be a subset, but must numerically match exactly those defined in
* runtime/core/portable_type/scalar_type.h
*/
typedef NS_ENUM(int8_t, ExecuTorchDataType) {
ExecuTorchDataTypeByte,
ExecuTorchDataTypeChar,
ExecuTorchDataTypeShort,
ExecuTorchDataTypeInt,
ExecuTorchDataTypeLong,
ExecuTorchDataTypeHalf,
ExecuTorchDataTypeFloat,
ExecuTorchDataTypeDouble,
ExecuTorchDataTypeComplexHalf,
ExecuTorchDataTypeComplexFloat,
ExecuTorchDataTypeComplexDouble,
ExecuTorchDataTypeBool,
ExecuTorchDataTypeQInt8,
ExecuTorchDataTypeQUInt8,
ExecuTorchDataTypeQInt32,
ExecuTorchDataTypeBFloat16,
ExecuTorchDataTypeQUInt4x2,
ExecuTorchDataTypeQUInt2x4,
ExecuTorchDataTypeBits1x8,
ExecuTorchDataTypeBits2x4,
ExecuTorchDataTypeBits4x2,
ExecuTorchDataTypeBits8,
ExecuTorchDataTypeBits16,
ExecuTorchDataTypeFloat8_e5m2,
ExecuTorchDataTypeFloat8_e4m3fn,
ExecuTorchDataTypeFloat8_e5m2fnuz,
ExecuTorchDataTypeFloat8_e4m3fnuz,
ExecuTorchDataTypeUInt16,
ExecuTorchDataTypeUInt32,
ExecuTorchDataTypeUInt64,
ExecuTorchDataTypeUndefined,
ExecuTorchDataTypeNumOptions,
} NS_SWIFT_NAME(DataType);

/**
* Enum to define the shape dynamism of a Tensor.
* Values can be a subset, but must numerically match exactly those defined in
* runtime/core/tensor_shape_dynamism.h
*/
typedef NS_ENUM(uint8_t, ExecuTorchShapeDynamism) {
ExecuTorchShapeDynamismStatic,
ExecuTorchShapeDynamismDynamicBound,
ExecuTorchShapeDynamismDynamicUnbound,
} NS_SWIFT_NAME(ShapeDynamism);

NS_SWIFT_NAME(Tensor)
__attribute__((deprecated("This API is experimental.")))
@interface ExecuTorchTensor : NSObject
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