Merge pull request !2948 from amongo/FixControlFlow

add join for ref

adjust env eliminate to eliminate all env ops

add partial app cache

resolve while endless

fix env eliminate

support for "for while" cases

fix join shape error

Update threshold for rounding when checking expected value in input tensor node

Merge pull request !3270 from thlinh/dev_Jul17_removeSelect

Create a new pass named ValueBasedEliminate to reduce the load of Arithmetic Simplify

Code review

update logic for cache

clean up code

add test cases for new api

update include of code

specify the resolve attr to ClassMember

avoid resolve attr of self

Merge pull request !3164 from vlne-v1/list_getitem-opt