* eager, test=develop

* fix bug, test=develop

* eager, test=develop

* merge legacy to fluid

* eager, test=develop

* eager, test=develop

* Refactor TensorAdd func by template and remove gradient_accumulation in eager

* Remove needless target name

* eager, test=develop

* eager, test=develop

* Use overload instead of template

* Remove legacy code

* Remove legacy code

* selectedrows, test=develop

* Remove DataType test

* eager, test=develop

* eager, test=develop

* support gan, test=develop

* Using Tensor directly instead of using EagerTensor

* support gradient_accumulation

* make test_imperative_lod_tensor_to_selected_rows longer

* make test_imperative_lod_tensor_to_selected_rows longer

* refine code

* ptb, test=develop

* Rename all EagerTensor to Tensor

* Rename some EagerTensor to Tensor

* rename EagerTensor to EagerVariable

* eager, test=develop

* eager, test=develop

* eager, test=develop

* eager, test=develop

* add more test

* eager, test=develop

* Support copiable selected rows and merge develop

* save load, eager, test=develop

* save load, eager, test=develop

* refine, test=develop

* remove useless _set_value method

* refine, test=develop

* refine, test=develop

* revert static_runner, test=develop

* EagerTensor to Tensor, test=develop

* refine, test=develop

* refine, test=develop

* clear grad, test=develop

* merge, develop

* merge, develop

* merge, test=develop

* merge, test=develop

* Support quant and part of slice

* support legacy static save

* extend slim tests time

* remove imperative on inference

* remove imperative on inference

* merge develop

* fix typo

* fix typo

* split slice related code into 2 part for imperative and eager

* split slice from inference

* split slice from inference

* fix test_tensor_register_hook

* support custom op in eager mode

* fix inference deps error

* split eager utils from custom operator

* fix type match

* fix typo
Co-authored-by: NWang Huan <wanghuan29@baidu.com>
Co-authored-by: NWeilong Wu <veyron_wu@163.com>
Co-authored-by: Nwanghuancoder <wanghuancoder@163.com>

* Optimize performance of log_softmax

* delete unity build

* modify to phi

* fix

* fixfixfixfix

* fix

* fix

* fix

* fix

* simplify

* fix

* fix enforce

* migrate matrix_rank to phi

* migrate eigh and matrix_rank to phi

* fix matrix_rank

* optimize code

* move matrix_rank to phi

* add max functor

* migrate matrix_rank to phi

* optimize code

* Move Pool OPs to phi

* Fix CI error

* Fix conflicts

* move the common function to kernel/funcs/sparse/

* add namespace

* rm unused file

* move func

* reuse code

* refactor infermeta files

* update

* rename softmax kernel name

* move softmax infershape

* fix failed test

* move allclose kernel

* remove allclose op kernel

* fix coverage failed

* move roi_align kernel to phi

* fix bug of roi_align xpu

* [custom kernel] fix static object de-initialize bug

* fix text

* fix text

* refine log info

submanifold convolution

* format softmax forward

* seperate include and macro to two if-else

* Move psroi_pool OP to phi

* Replace platform::TensorCopy with phi::Copy

* remove needless deps in unittests

* add gpu marco

* fix other unittests

* fix kernel name error

* fix test_prepare_op

* fix failed dygraph unittests

* fix gpu failed tests

* fix cinn test failed

* fix cinn test failed

* fix dropout tests

* [Phi] Migrate tile_op into Phi

* fix tile_sig

* fix include headers

* fix using

* add reduce_sum grad kernel

* add reduce_grad

* modify reduce grad

* update reduce grad functions

* fix build error

* add argument mapping

* move cast input after grad

* add dims.size=1 cpu reduce_sum grad compute method

* update reduce grad GPU

* remove raw reduce_sum_grad kernel

* modify header files

* add namespace funcs for reduce_grad_funcstions

* first commit

* fix

* fix

* fix

* fix

* fix

* fix xpu and npu

* fix

* mv erf op to phi

* fix as review

* fix as review

* fix format

* [Phi] Fix infershape if encounter TensorList and Attr("XXX")

* add InferShapeArgumentMappingContext

* pad infershape

* fix code

* fix

* add set dtype

* transfer nll_loss infershape into phi

* transfer the infershape of accuracy op into phi

* add set_dtype

* add setdtype

* [phi] move matrix_power op

* MatrixInverse fluid -> phi

* modify the CMake to fix compile bug

* delete useless comment

* mutable memory -> phi Alloc

* modify the include file

* modify the include file

* fix bug in CI compiler

* [PHI] Migrate where_index op

* [PHI] Fix where_index infermate

* [Phi] set where_index out data type

* add selected row op and fix bug in ctest

* modify the date

* fix bug in npu and xpu

* modfiy the include file

* first commit

* cpu kernel

* first version

* fix compile error

* fix compile error

* delete v2

* fix

* fix

* add alias

* fix

* fix

* fix

* fix error

* fix

* fix

* fix

* fix format

* move segment_pool to phi.

* mark summed ids as optional tensor.

* fix as reviews.

* add the infer shape meta for the graph_send_recv

* move the infershape code to another file

* move argsort to phi

* refine files

* remove mutable_data

* fix unittest

* fix unittest

* remove infershape

* update infershape

* fix ci

* fix ci

* fix ci

* fix

* fix

* fix

* fix

* fix

* fix

* fix

* move arg min max to phi.

* move infermeta.

* fix as reviews.

* move dropout to phi; test=develop

* fix xpu, npu compile error; test=develop