* optimize the performanece of sum api

* optimize IsDenseTensorInput

* remove debug log

* optimiaze performance of PreparePhiData

* dygraph performance optimization

* perfect reshape kernel

* fix bugs of sig

* add unittest for reshape_sig

* fix bugs when run converage

* move assign kernel init commit

* change vec<tensor> to vec<tensor*>

* support tensor array

* support api declare

* fix test_list failed

* fix npu and xpu failed

* fix infrt failed

* remove assign array size in operator

* move assign sr header into sr dir

* add infermeta for assign

* test op success

* fix test_list failed

* fix kunlun failed

* add set host allocator in tests

* support tensor array in arg ctx

* open set layout in share_meta

* fix meta tensor layout error

* fix test failed

* move set_value_grad kernel form fluid to phi

* add unittest for passing coverage ci

* move allclose kernel

* remove allclose op kernel

* fix coverage failed

* save code

* fix bug of set_value

* add coverage test

* modify infershape utils and rm reduce infershape

* merge develop

* fix infermete bug

* add IsForInferShape func in ArgumentMappingContext

* add reduce_mean infermeta

* modify annotation

* add default dims

* rename pten to phi

* fix infrt compile failed

* resolve conflict