AbsBackward#
AbsBackward operation computes gradient for Abs operation.
\[\begin{split}\dst =
\begin{cases} \diffdst & \text{if}\ src > 0 \\
-\diffdst & \text{if}\ src < 0 \\
0 & \text{if}\ src = 0 \\
\end{cases}\end{split}\]
Operation Attributes#
AbsBackward operation does not support any attribute.
Execution Arguments#
The inputs and outputs must be provided according to the below index order when constructing an operation.
Inputs#
Index |
Argument Name |
Required or Optional |
|---|---|---|
0 |
src |
Required |
1 |
diff_dst |
Required |
Outputs#
Index |
Argument Name |
Required or Optional |
|---|---|---|
0 |
diff_src |
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 |