.. SPDX-FileCopyrightText: 2020-2022 Intel Corporation .. .. SPDX-License-Identifier: CC-BY-4.0 .. include:: ../../replacements.inc.rst LogSoftmaxBackward ################## LogSoftmaxBackward operation computes gradient for LogSoftmax. Operation Attributes ******************** +-------------+-------------+------------+------------+-------------+ | Attribute | Description | Value Type | Supported | Required or | | Name | | | Values | Optional | +=============+=============+============+============+=============+ | |attr_axis| | Represents | s64 | Arbitrary | Optional | | | the axis of | | s64 value | | | | which the | | (``-1`` in | | | | LogSoftmax | | default) | | | | is | | | | | | calculated. | | | | +-------------+-------------+------------+------------+-------------+ 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 ``diff_dst`` Required 1 ``src`` Required ===== ============= ==================== Outputs ======= ===== ============= ==================== Index Argument Name Required or Optional ===== ============= ==================== 0 ``diff_src`` Required ===== ============= ==================== Supported Data Types ******************** LogSoftmaxBackward operation supports the following data type combinations. ==== ==== Src Dst ==== ==== f32 f32 bf16 bf16 f16 f16 ==== ====