[pymtl] fixes to bugs in bitslice transl
[pymtl] fixes to bugs in bitslice transl

Abhinav117/pymtl,jjffryan/pymtl,jjffryan/pymtl,jck/pymtl,jjffryan/pymtl,cfelton/pymtl,tj93/pymtl,cornell-brg/pymtl,cfelton/pymtl,Abhinav117/pymtl,tj93/pymtl,Glyfina-Fernando/pymtl,12yujim/pymtl,jck/pymtl,Abhinav117/pymtl,cfelton/pymtl,tj93/pymtl,cornell-brg/pymtl,jck/pymtl,cornell-brg/pymtl,Abhinav117/pymtl,12yujim/pymtl,Glyfina-Fernando/pymtl,12yujim/pymtl,Glyfina-Fernando/pymtl