TypeCast¶
General¶
TypeCast operation performs element-wise cast from input data type to the data type given by output tensor. It requires that \(\src\) and \(\dst\) have the same shape and layout. Rounding to nearest even will be used during cast.
Operation attributes¶
TypeCast operation does not support any attribute.
Execution arguments¶
The inputs and outputs must be provided according to below index order when constructing an operation.
Inputs¶
Index |
Argument Name |
Required or Optional |
|---|---|---|
0 |
|
Required |
Outputs¶
Index |
Argument Name |
Required or Optional |
|---|---|---|
0 |
|
Required |
Supported data types¶
TypeCast operation supports the following data type combinations.
Src |
Dst |
|---|---|
bf16, f16 |
f32 |
f32 |
bf16, f16 |
Note
This operation is to support mixed precision computation.