From: @mamba_ni
Reviewed-by: @ckey_dou,@gaoxiong1
Signed-off-by: @gaoxiong1

From: @VectorSL
Reviewed-by: @cristoval,@jjfeing
Signed-off-by: @jjfeing

From: @zhanyuan1
Reviewed-by: @zhang_xue_tong,@zhanghaibo5
Signed-off-by: @zhang_xue_tong

From: @ngtony
Reviewed-by: @jonyguo,@ouwenchang
Signed-off-by: @ouwenchang

From: @pengyongrong
Reviewed-by: @zhanghaibo5,@ddwsky
Signed-off-by:

change photos

fix readme

From: @YeFeng_24
Reviewed-by: @zhang_xue_tong,@zhanghaibo5
Signed-off-by: @zhang_xue_tong

From: @huaweib
Reviewed-by: @kisnwang,@jjfeing
Signed-off-by: @jjfeing

From: @gongdaguo
Reviewed-by: @zhanghaibo5,@HilbertDavid
Signed-off-by: @zhanghaibo5

From: @yuan_shen_zhou
Reviewed-by: @liangchenghui,@linqingke
Signed-off-by: @liangchenghui

From: @yangruoqi713
Reviewed-by: @hangangqiang,@zhang_xue_tong
Signed-off-by: @hangangqiang

format fix

fix bug

From: @zh_qh
Reviewed-by: 
Signed-off-by:

From: @nicholas_yhr
Reviewed-by: @kisnwang,@kisnwang,@jjfeing
Signed-off-by: @jjfeing

From: @hfarahat
Reviewed-by: 
Signed-off-by:

From: @shenwei41
Reviewed-by: @heleiwang,@pandoublefeng
Signed-off-by: @pandoublefeng

From: @sishuikang
Reviewed-by: @zhanghaibo5,@zhang_xue_tong
Signed-off-by: @zhanghaibo5

From: @wangrao124
Reviewed-by: 
Signed-off-by:

From: @dayschan
Reviewed-by: @gaoxiong1,@ckey_dou
Signed-off-by: @ckey_dou

From: @fangzehua
Reviewed-by: @kisnwang,@stsuteng
Signed-off-by: @stsuteng

From: @zuochuanyong
Reviewed-by: @chujinjin,@kisnwang
Signed-off-by: @chujinjin

From: @yanzhenxiang2020
Reviewed-by: 
Signed-off-by:

From: @anrui-wang
Reviewed-by: 
Signed-off-by:

From: @wanyiming
Reviewed-by: @zh_qh,@kingxian
Signed-off-by: @kingxian

From: @liangzhibo
Reviewed-by: @ginfung,@zh_qh
Signed-off-by: @zh_qh

From: @xu_anyue
Reviewed-by: 
Signed-off-by:

Refactor the BasicOpsFusion and CompositeOpsFusion to one pass.
Add a pass to eliminate the redundant output.

TODO: rename the file basic_ops_fusion and delete the file composite_ops_fusion