Merge pull request !682 from liuxiao/fix-bug

Merge pull request !689 from yanghaitao/yht_tffileddataset_shard

Merge pull request !681 from zhaozhenlong/psnr-check-same-shape

Merge pull request !430 from Etone.Chan/bufferfusion

Merge pull request !696 from yangzhenzhang/fix-layernorm-bug

Merge pull request !693 from JichenZhao/model_traineval

Merge pull request !501 from chujinjin/abstract_input_tensor

Merge pull request !344 from fary86/add_prim_name_to_error_message_for_array_ops

Merge pull request !679 from huanghui/move-pass-to-right-directory

Merge pull request !690 from limingqi107/master

Merge pull request !656 from zhoufeng/check-toolchain-version

Merge pull request !680 from yangzhenzhang/support-forward-graph

Merge pull request !685 from JichenZhao/normfix

Merge pull request !648 from ghzl/add-comment-to-save_dump_path-for-relative-path

Merge pull request !654 from lichen/change_get_group_to_internal_interface

Merge pull request !677 from VectorSL/fix-codex-for-gpu-conv2d

Merge pull request !641 from JoyLvliang/pynative-lamb-op-zeros-like-tensor-query-failed

Merge pull request !597 from ghzl/trans-const-to-variable-in-assign

Merge pull request !647 from caifubi/profiling_iter_end_point

Merge pull request !676 from Xiaoda/add-the-resnet50-testcase

Merge pull request !662 from zhangbuxue/fix-reviewboot

Merge pull request !662 from zhangbuxue/fix-reviewboot

Merge pull request !660 from candanzg/summary_record_bug

Merge pull request !659 from geekun/main_yjk