AbsBackward#
General#
AbsBackward operation computes gradient for Abs operation.
\[\begin{split}dst = \begin{cases} diff\_dst & \text{if}\ src > 0 \\ -diff\_dst & \text{if}\ src < 0 \\ 0 & \text{if}\ src = 0 \\ \end{cases}\end{split}\]
Operation attributes#
AbsBackward 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 |
1 |
|
Required |
Outputs#
Index |
Argument Name |
Required or Optional |
|---|---|---|
0 |
|
Required |
Supported data types#
AbsBackward operation supports the following data type combinations.
Src |
Diff_dst |
Diff_src |
|---|---|---|
f32 |
f32 |
f32 |
f16 |
f16 |
f16 |
bf16 |
bf16 |
bf16 |