* Unification of bfloat16 enablement process and refactor

* Remove unnecessary function

* Standardize the output name search

* Add conv transpose BF16

* Share function GetWeightsTz

* Adjust to review and fix op compatibility

* Add bias to unique handler name

* Remove errors related to paddle enforce

* Add conv2d_transpose to bf16 list and kernel refator

* use iwyu clean include second time, test=develop

* added support for inference using qunatization aware trained dygraph

* added support for inference using qunatization aware trained dygraph
correct boost get usage

* Delete incorrect warning message (#30196)

* fix warning and no grad

* clean redundant API alias in 2.0 - part 2 (#30013)

* delete paddle.nn.functional.assign

* fix dynamic to static error

* just add the op error message for the matmul xpu (#30246)

 add the op error message for the matmul xpu

* Add Static Variable Clone (#30208)

Add clone method for static Variable so that this interface will be same as dygraph. It fixed some bugs in dy2stat

* use wget to replace curl to download the lcov file (#30229)

* use wget to replace curl to download the lcov file

* add cache for lcov

* fix test_pool3d_op timeout issue (#30248)

* Fix unittests bugs. (#30250)

* modify error message based on comments (#30189)

* modify error message based on comments

* edit code according to review.

* Correct spelling according to review.

* Fix bug for 'save mutiple method' (#30218)

* Fix bug for 'save mutiple method'

* To pass coverage.

* edit code to pass coverage.

* edit code to pass coverage.

* add unittest for coverage.

* change for coverage.

* edit for coverage.

* added support for inference using qunatization aware trained dygraph

* Alias from  paddle.fluid.layers.auc to paddle.static.auc (#30206)

* add alias from  fluid.layers.auc to static.auc

* Update __init__.py

* added support for inference using qunatization aware trained dygraph
correct boost get usage

* corrected boost get usage

* corrected naming issues and enforcing zero check

* correct paddle enforce message

* added more error checkings

* corrected error report message and optimized code

* corrected findvar usage

* corrected paddle_enforce in scope

* correct error messages

* correct error reporting format
Co-authored-by: NLielinJiang <50691816+LielinJiang@users.noreply.github.com>
Co-authored-by: NXiaoguangHu <46782768+XiaoguangHu01@users.noreply.github.com>
Co-authored-by: Nwawltor <fangzeyang0904@hotmail.com>
Co-authored-by: NHuihuang Zheng <zhhsplendid@gmail.com>
Co-authored-by: NYUNSHEN XIE <1084314248@qq.com>
Co-authored-by: NBai Yifan <me@ethanbai.com>
Co-authored-by: Ngongweibao <weibao.gong@gmail.com>
Co-authored-by: NWeiXin <weixin10@baidu.com>
Co-authored-by: NJiaqi Liu <liujiaqi06@baidu.com>

* map matmul/squeeze2+matmul/reshape2+matmul to mul

* Add bf16 pool2d and unify bf16 unit tests

* Add change default ops test

* Fix cpu_bfloat16_pass

* Add output_format

* Fix incorrect SetOutput

* Change fromating

* Add multi_gru_fuse_pass and tests

* fix date

* cleaned up headers

* Add multi_gru_seq_fuse_pass and tests

* fix date

* removed unused functions

* Add bf16 matmul, fc, elementwise add and mul

* Correct unit test

* Add bfloat16 softmax and gelu

* Add pass attr bfloat16_enabled_op_types

* Changes from review

* - Added sum bf16 oneDNN

test=develop

* - Fix to UT of sum bf16

test=develop

* add fuse_bn_add_act pass

* Fix cpu quantize placement pass

* Include string lib

* fix multhead matmul's instable
test=develop

* fix multihead matmul bug
test=develop

* fix converage problem
test=develop

* Paddle-TensorRT support slim QAT. test=develop

* add comments. test=develop

* use RenameInput instead of ResetInputs. test=develop

* Start implementing int8 eltwise add

test=develop

* - Fix to Michal PR

* - Fix

test=develop

* - Lint fixes

test=develop

* - Added checking if elementwise_mul can be used

test=develop

* - Added attribs to skip_attrs_set

test=develop

* - Improved broadcasting

test=develop

- fixes to compilation

- fix

- fix

- Lint fixes

test=develop

* - removed redundant condition

test=develop
Co-authored-by: NMichal Gallus <michal.gallus@intel.com>

* add new macro BOOST_GET_SAFELY & unittests, test=develop

* add different macro type, test=develop

* fix get macro type in executor, test=develop

* four macro part change backup

* using one macro for all case, test=develop

* revert attribute change, test=develop

* change to three func to solve gcc4.8 bug, test=develop

* polish some details, test=develop

* Add three passes and api reference of paddle_pass_builder.h

* Op-requant squash

test=develop

* Add matmul to op-requant test

test=develop

test=develop