design doc for float16
design doc for float16

PaddlePaddle/Paddle,putcn/Paddle,tensor-tang/Paddle,lcy-seso/Paddle,reyoung/Paddle,tensor-tang/Paddle,luotao1/Paddle,PaddlePaddle/Paddle,reyoung/Paddle,lcy-seso/Paddle,lcy-seso/Paddle,tensor-tang/Paddle,pkuyym/Paddle,putcn/Paddle,pkuyym/Paddle,tensor-tang/Paddle,jacquesqiao/Paddle,tensor-tang/Paddle,Canpio/Paddle,jacquesqiao/Paddle,chengduoZH/Paddle,reyoung/Paddle,reyoung/Paddle,QiJune/Paddle,reyoung/Paddle,putcn/Paddle,luotao1/Paddle,Canpio/Paddle,reyoung/Paddle,jacquesqiao/Paddle,QiJune/Paddle,lcy-seso/Paddle,baidu/Paddle,jacquesqiao/Paddle,luotao1/Paddle,jacquesqiao/Paddle,jacquesqiao/Paddle,lcy-seso/Paddle,putcn/Paddle,chengduoZH/Paddle,putcn/Paddle,baidu/Paddle,PaddlePaddle/Paddle,luotao1/Paddle,PaddlePaddle/Paddle,chengduoZH/Paddle,luotao1/Paddle,Canpio/Paddle,QiJune/Paddle,baidu/Paddle,pkuyym/Paddle,pkuyym/Paddle,baidu/Paddle,putcn/Paddle,pkuyym/Paddle,QiJune/Paddle,pkuyym/Paddle,Canpio/Paddle,PaddlePaddle/Paddle,Canpio/Paddle,chengduoZH/Paddle,Canpio/Paddle,luotao1/Paddle,QiJune/Paddle,Canpio/Paddle,QiJune/Paddle,Canpio/Paddle,luotao1/Paddle,PaddlePaddle/Paddle,chengduoZH/Paddle,PaddlePaddle/Paddle,baidu/Paddle,lcy-seso/Paddle