* add tensor doc

* Improve GC for pipeline parallel

* Delete print

* fix bug of nop_op and sharding

---------
Co-authored-by: Nchenruibiao <chenruibiao@baidu.com>

* support new ir load combine

* update

* polish code

* remove print

* polish code

* fix bug

* polish code

* fix compile bug

[clang-tidy] Open clang-analyzer-unix.Vfork、clang-analyzer-security.insecureAPI.vfork Check (#56253)

* [Fluid] Migrate number_count to PHI

* fix out alloc

* fix ut (add python_api)

* refine code

* refine code

* refine code

* [CustomOP] InferDtypeFn supports attrs

* Update paddle/fluid/framework/custom_operator.cc

* update cmake list

* fix cpu device

* change unittest time

* op_vjp generate template

* op_vjp_gen templete

* delete print
Co-authored-by: NAurelius84 <zhangliujie@baidu.com>

---------
Co-authored-by: NAurelius84 <zhangliujie@baidu.com>

* [AMP] add fp16 op detection for custom device

* resolve conflicts

* add code

* fix bug

* fix bug

* delete unused code

* refine code

* fix bug

* fix bug

* fix bug

* fix bug

* fix bug

* add reshape spmd rule

* add unit test for reshape spmd rule

* bug fix

* replace the print_info function with to_string

* fix typo

* bug fix

* add handling for "0" in target shape

* remove the part of computing size in dim_trans.cc

* [dy2static]implement tensor.cuda() in static graph

* [dy2static]implement tensor.cuda() in static graph - change the patch place

* [dy2static]implement tensor.cuda() in static graph - fix code-block in comment

* [dy2static]implement tensor.cuda() in static graph - add ut for warning branch

IR 的 builtin dialect 中加入 IndexType

* perfect code

* delete __all__

* [prim][newir] add basic framework for primitive

* support desctensor in new ir

* add vjp interface

* support vjp in new ir

* support vjp in new ir

* polish vjp interface

* fix stop_gradients set

* fix vjp dispatch

* add comment

* add vjp test for new ir

* add test for tanh vjp

* [prim][newir] add basic framework for primitive

* support desctensor in new ir

* support vjp in new ir

* support vjp in new ir

* polish vjp interface

* fix stop_gradients set

* fix vjp dispatch

* add comment

* add vjp test for new ir

* add test for tanh vjp

* add eager and static backend for warp lower level api

* support call_vjp pybind

* polish code and add test for vjp

* remove useless code

* polish code

* remove useless code

* support mean vjp

* add test for mean vjp and support has_vjp function

* fix call_vjp

* polish code

* add primitive ops set for backend

* add vjp test for tanh_

* fix inference CI

* fix inference ci

* modify fluid cmake

* remove useless deps

* add cmake

* fix comment

* fix test

* polish code

* modify backward stop_gradients

* modify static_backend.cc

* remove useless code

---------
Co-authored-by: Ncxxly <chenxx_id@163.com>
Co-authored-by: Nzhangbo9674 <zhangbo54@baidu.com>

【New IR] delete print program in test and delete add_n attribute c++ interface to reply #56080 (#56120)

* refine program translator

* fix warning: not override

* fix bug

* merge new modifications

* modify by reviews

* resolve conflicts

* resolve conflicts

* fix

* fix

* fix conflicts

* pseudocode of backward

* modify test

* modify register op

* clear other code

* modify ci build bug

* reply review comments

* reply review comments

* delete print and add_n c++ interface

---------
Co-authored-by: Nkangguangli <kangguangli@hotmail.com>

* fix bug

* fix bug

* fix bug

* fix bug

* fix bug

* fix bug

* fix bug

* fix bug

* refine code

* fix bug

* decompose tanh_triple_grad and add it into prim_white_list test=develop

* fix TanhTripleGradKernel bugs test=develop

* decompose tanh_triple_grad test=develop

* [prim][newir] add basic framework for primitive

* support desctensor in new ir

* add vjp interface

* support vjp in new ir

* support vjp in new ir

* polish vjp interface

* fix stop_gradients set

* fix vjp dispatch

* add comment

* add vjp test for new ir

* add test for tanh vjp

* [prim][newir] add basic framework for primitive

* support desctensor in new ir

* support vjp in new ir

* support vjp in new ir

* polish vjp interface

* fix stop_gradients set

* fix vjp dispatch

* add comment

* add vjp test for new ir

* add test for tanh vjp

* add eager and static backend for warp lower level api

* support call_vjp pybind

* polish code and add test for vjp

* remove useless code

* polish code

* remove useless code

* support mean vjp

* backward origin code

* add test for mean vjp and support has_vjp function

* fix call_vjp

* polish code

* add attrs and dtype interface

* add primitive ops set for backend

* fix compile bugs

* fix some bugs

* fix windows bugs

* add vjp test for tanh_

* fix inference CI

* fix inference ci

* modify fluid cmake

* origin test of tanh and mean passed

* fix conflict

* modify stop_gradient

* modify block.ops

* modify test

* fix conflict

* reply review comments

* reply review comments

* pulish code

---------
Co-authored-by: Ncxxly <chenxx_id@163.com>
Co-authored-by: NCharles-hit <wanghao107@baidu.com>
Co-authored-by: Nzhangbo9674 <zhangbo54@baidu.com>
Co-authored-by: NYuanRisheng <yuanrisheng@baidu.com>