* fix wait for tiexing

* fix work2vec model. new_exe support EOF Exception in ReadOp now

* fix reshape move storage error

* remove needless set type

* alloc tensor by shared storage

* Utilize StreamSafeCUDAAllocator to support fast GC in new executor

* Fix compile error for Windows and ROCm

* Fix compile error for Windows

* Modify UT stream_safe_cuda_alloc_test

* Modify UT stream_safe_cuda_alloc_test

* Rewrite fast GC

* Rewrite fast GC

* Fix compile error for BOOST_GET_CONST

* Fix compile error for BOOST_GET_CONST

* Changes default stream for StreamSafeCUDAAllocator

* Fix a small CI error

* Remove some redundant code

* Fix conflict

* Fix compile error for ROCm

* Fix Windoes CI error

* Fix CI error

* Remove some unnecessary code

* Fix CI error

* Add UT for fast GC

* Fix CI error

* add device-agnostic stream class

* add stream.h

* fix ut

* fix cpu compile

* Use RWLock in GetAllocator

* Fix CI error
Co-authored-by: NChen Weihang <chenweihang@baidu.com>
Co-authored-by: Nzhiqiu <chenqiuliang@baidu.com>

* add completion_nofifier

* fix bug

* unregist event waiter

* add align for WorkQueue

* add spinlock

* merge develop

* merge

* Add EventsWaiter

* Revert "Add EventsWaiter"

This reverts commit e206173aa9be7401b83a53581627bfaf557c8fb2.

* update EventsWater

* fix

* split workqueue files

* add more tests

* fix

* bugfix

* bugfix

* update
Co-authored-by: Nliutiexing <liutiexing@google.com>

* fix cmake

* not check execution time

* refine test

* add download_program target

* update ut code

* refine code

* disable profiler

* add comments

* refine cmake

* skip coverage ci

* fix single card 8 unittests in new executor

* fix

* fix

* enable sequential_run for standalone_executor

* add ut

* fix ut

* refine structure for cuda and rocm

* update

* update

* update

* update

* use sync h2d copy

* use stream safe allocator in memcpy_h2d

* remove wait

* add guard

* add align for WorkQueue

* add spinlock

* merge develop

* merge

* Add EventsWaiter

* Revert "Add EventsWaiter"

This reverts commit e206173aa9be7401b83a53581627bfaf557c8fb2.

* update HostEventTracer

* update HostEventTracer

* fix c++17

* update

* update

* update

* update

* fix bug
Co-authored-by: Nliutiexing <liutiexing@google.com>

* add scope_guard

* 1. fix control flow cases 2. fix calc_gradient

* suport fetch lodtensor array, test=develop

* refine, test=develop

* refine, test=develop

* refine, test=develop

* clear local scope every setp, test=develop

* refine,test=develop

* refine, test=develop

* clear LoDTensorArray

* fix  bugs

* fix

* fix gpu

* sync scope and variable_scope when init executor

* set var_desc for new var

* Add transfer_layout/dtype op

* clean useless codes

* fix unused var

* add optest in white.txt

* split into data_transfer.cc

* fix cmake

* modify according reviewer comment

* replace cast_op with transfer_dtype_op

* init

* add feed ops in python side

* import LRScheduler

* update_feed

* refine code format

* add

* add BuildOperatorDependences

* fix bug

* add unittest for write after write

* fix merge bug

* fix

* fix revord_event

* refine class Instruction

* refine Instruction and InterpreterCore

* make instruction and operator_base consistent

* support NoNeedBufferVar in stream_analyzer

* fix place of event

* add vlog before continue

* fix 3 bug, test=develop

* refine, test=develop

* split declaration and implementation

* remove initdevices

* refine VariableMetaInfo

* add ut

* fix compile

* fix 2 bug: 1.skip lodtensorarray; 2.delete feed op, test=develop

* program clone, test=develop

* Simplify constructor of InterpreterCore

* fix bool

* clean code

* cancle thread when exit, test=develop

* gc to unique_ptr, test=develop

* refine, test=develop

* fix namespace, test=develop

* add scope as membership

* functions complete

* fix bugs: garbage collectior

* deal unknow variable holder

* add

* 1. add unittest for operator_base

* code format

* bugfix: ps mode can't set backend automatically

* refactor

* fix

* refact

* refine code

* refine

* push