These are SRAM devices. Develop your application on any of these Xi1inx platforms: f0undation 1.5i, 2.1i, 3.1i or ISE 3.1. Not sure if the new platforms 4.1i and later support the 3k series.
Generate the MCS files and program it into a XC17xx proms or XC18xx Eproms from Xi1inx or @tmel, app notes are abundant from both Xi1inx and @tmel.