* add hashtable interface. test=develop

* update. test=develop

* update. test=develop

* fix. test=develop

* fix optimizer config for xpups. test=develop

* fix. test=develop

* fix. test=develop

* add _grad_name and _grad_value for eager tensor

* fix paddle_enforce

* fix paddle_enforce 2

* fix grad_name

* _grad_value return lodtensor rather than tensor

* fix

* gradients; test=document_fix

* fix VarType; test=document_fix

* fix vartype; test=document_fix

* cumsum; test=document_fix

* t; test=document_fix

* fix bug for MultiplicativeDecay

* remove changes to test_lr_scheduler.py

修复ORT在batch变动时，输出shape不对问题

* sharding_for_eager_tensor (#41415)

* fix_sharding_copy_right (#41849)

add mixed-precission support for ipu

cherry-pick from #41733

Change CINN Tag to Prepare for CINN release/v0.2. This PR is the cherrypick of #42063

* Move pass optimizations into CINN.

* fix nms op doc missing default value

* fix nms op doc add blank line

* modify xpu.cmake,*test=kunlun (#41832)

* modify xpu.cmake,*test=kunlun

* modify xpu.cmake,*test=kunlun

* modify xpu.cmake,*test=kunlun

* modify xpu.cmake,*test=kunlun

* support bilstm,*test=kunlun

* [cherry-pick]support multi_layer of bilstm,*test=kunlun

* fix_nccl_barrier (#41970)

* be compatible with the old version of alltoall (#42007)
Co-authored-by: NBaibaifan <39549453+Baibaifan@users.noreply.github.com>

* fix utest

* fix time

* double accessor and show_scale

* double accessor and show_scale

* rename

* fix bug in pslib config

* add unittest

* update gpu fp16 op blacklist

* update blacklist

* [PHI] Support some c++ api in paddle namespace (#41778)

* support some c++ api in paddle namespace

* change c++ api namespace in custom op

* [Phi] Support setting size of vector<Tensor> for out in yaml (#41576)

* support setting vector out size in yaml

* support setting size of vector<tensor> for out in yaml

* add data transform config for shape and size (#41909)

* fix api_gen bug

* [Phi] Support setting size of vector<Tensor> for out in yaml (#41576)

* support setting vector out size in yaml

* support setting size of vector<tensor> for out in yaml

* resolve conflict
Co-authored-by: Nzyfncg <zhangyunfei07@baidu.com>

* [Eager]Fix full_like/clip with np.generic type as attribute

* support numpy genertic

* remove usless code

cherry-pick #41795

* cherry-pick python/paddle/utils/code_gen/backward.yaml

* remove unsupported yaml
Co-authored-by: NZhanlue Yang <jim19930609@gmail.com>

* make fast through to linear

* make fast through to linear

* add to do for later upgrades

* support build once for now

* polish tensor api details (#41971)

* [CustomOp] Fix custom op pinned input error (#41972)

* fix custom op pinned input error

* fix compile error

* fix inference custom op (#41999)

* resolve conflict

* refactor mp in eager mode

* update

* update

* add uts

* gpu_graph engine optimization+ (#41455)

* extract sub-graph

* graph-engine merging

* fix

* fix

* fix heter-ps config

* test performance

* test performance

* test performance

* test

* test

* update bfs

* change cmake

* test

* test gpu speed

* gpu_graph_engine optimization

* add ssd layer to graph_engine

* fix allocation

* fix syntax error

* fix syntax error

* fix pscore class

* fix

* recover test

* recover test

* fix spelling

* recover

* fix

* Cpu gpu graph engine (#41942)

* extract sub-graph

* graph-engine merging

* fix

* fix

* fix heter-ps config

* test performance

* test performance

* test performance

* test

* test

* update bfs

* change cmake

* test

* test gpu speed

* gpu_graph_engine optimization

* add ssd layer to graph_engine

* fix allocation

* fix syntax error

* fix syntax error

* fix pscore class

* fix

* recover test

* recover test

* fix spelling

* recover

* fix

* fix linking problem

* remove comment

* [new-exec] shrink downstream map (#41471)

* shrink downstream map

* shrink last live ops of var

* add comment

* fix bug

* add dependency for send/recv to support pp parallel (#41652)

* [new-exec] clear the scope listener after run (#41947)

* clear the listener after run

* only sync variables in program

* refine code

* fit for lod_tensor_blocking_queue