* move matmul spmd rules into phi

* add basic infer spmd utils

* addspmd factory

* fix compile error

* add unittest

* refine infer spmd test and utils

* debug infer spmd test

* adapt python test

* poish details

* change to vector attr arg

* revert needless change

* update matmul spmd rule test

* remove original rule

* polish details

* fix marco error

* add comment

* pass backward test

* fix compile error

* add cmake rule for spmd_rules_test

* add dist meta tensor

* update pybind impl

* add marco for rules

* add embedding backward rule

* update backward api

* revert api

* matmul inferbackward

* update unitest

* resolute input sharding conflict maybe

* fixed comment

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Co-authored-by: NYichen Zhang <zhangyichen03@baidu.com>
Co-authored-by: Nzhiqiu <chenqiuliang@baidu.com>

* base rule

* add sharidng merge

* add sharidng axis merge

* define unified data class for inferencing dist_attr

* test wrap DistTensorSpec in dygraph mode

* matmul main logic done

* define unified data class for inferencing dist_attr

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Co-authored-by: NYichen Zhang <zhangyichen03@baidu.com>