* add split kernel

* add split kernel signature

* fix split bug

* modify MakePtenScalarArrayFromVarList

* modify MakePtenScalarArrayFromVarList

* fix split windows register error

* add test case for split kernel

* replace raw split kernel with pten kernel

* fix makeScalar/ScalarArray bug

* remove debug log

* remove int64_t type in buildPtcontext

* update by code review

* fix split dev test failed

* change DenseTensorMeta to MetaTensor

* change split api code from auto gen to manual

* split cuda kernel support bfloat16 type

* fix conflict

* rm raw split kernel

* merge develop branch

* change to pten::errors

* ermove xxx_info include

* fix namespace error

* resolve conflict

* skip xpu context in registry

* fix macro error

* resolve conflict

* resolve conflict

* revert xpu convert

* remove trans to fluid place

* remove useless headers

* change unary infermeta

* change other infermeta

* change all infermeta format

* resolve conflit

* fix test failed

* resolve reshape conflit

* fix compile failed

* adapt auto api gen

* fix reshape failed

* fix concat failed

* resolve conflict

* [Demo] custom kernel based on pten kernel

* merge and npu custom work well

* del comments

* delete other code

* fix CUDAContext

* fix not found small_vector.h

* support NPU

* fix NPUContext

* fix DeviceContext support

* add UT

* fix call

* add UT

* fix

* fix for comments and ut

* add MACRO control

* fix multi input output

* support env CUSTOM_DEVICE_ROOT

* deal with special cases

* fix for Windows

* try coverage with test_custom_kernel_dot.py

* fix test_custom_kernel_dot

* fix test_custom_kernel_dot

* fix merge

* fix merge

* fix CI

* update

* merge and fix

* remove WITH_CUSTOM_KERNEL

* fix merge

* merge and fix

* fix ut

* fix ut for mac

* add more UT

* add more UT

* fix