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

From: @Somnus2020
Reviewed-by: @kingxian,@zhoufeng54
Signed-off-by: @kingxian

Move auto monad eliminator out from CSE.
Eliminate auto monad nodes for output node.

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

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

From: @looop5
Reviewed-by: @dylangeng,@anyrenwei
Signed-off-by: @anyrenwei

From: @ttudu
Reviewed-by: @c_34,@wuxuejian
Signed-off-by: @c_34

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

From: @shenwei41
Reviewed-by: @tiancixiao,@liucunwei,@heleiwang
Signed-off-by: @liucunwei

From: @ms_yan
Reviewed-by: @liucunwei,@heleiwang
Signed-off-by: @liucunwei

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

From: @zhujingxuan
Reviewed-by: @wangchengyuan,@zhanghaibo5
Signed-off-by: @wangchengyuan

(cherry picked from commit e3056ed9b2)

From: @zhoufeng54
Reviewed-by: 
Signed-off-by:

From: @zhoufeng54
Reviewed-by: @kisnwang,@xu-yfei
Signed-off-by: @xu-yfei

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

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

From: @zhengjun10
Reviewed-by: @HilbertDavid,@HilbertDavid
Signed-off-by: @HilbertDavid,@HilbertDavid

From: @louie5
Reviewed-by: @lixiaohui33,@ouwenchang
Signed-off-by: @ouwenchang

Signed-off-by: zhoufeng <zhoufeng54@huawei.com>

From: @zhao_ting_v
Reviewed-by: @wuxuejian,@liangchenghui
Signed-off-by: @wuxuejian

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

From: @zhao_ting_v
Reviewed-by: @c_34,@wuxuejian
Signed-off-by: @c_34

From: @xiefangqi
Reviewed-by: @heleiwang,@liucunwei
Signed-off-by: @liucunwei

From: @zoloft
Reviewed-by: @wangchengyuan,@zhanghaibo5
Signed-off-by: @wangchengyuan

From: @tiancixiao
Reviewed-by: @heleiwang,@liucunwei
Signed-off-by: @liucunwei

From: @luoyang42
Reviewed-by: 
Signed-off-by:

From: @chenyijie6
Reviewed-by: @wilfchen,@chujinjin
Signed-off-by: @chujinjin

From: @liubuyu
Reviewed-by: @zhoufeng54,@jjfeing
Signed-off-by: @jjfeing

From: @xsmq
Reviewed-by: @chujinjin,@lilongfei15
Signed-off-by: @lilongfei15

This reverts commit b9f45b49ff.