Create SPARC hardware using FPGA

While OpenSPARC processor design is open, are we able to build entire SPARC hardware (whole workstation) using FPGA?
[123 byte] By [Jeffrey_Stomp] at [2007-11-26 11:17:19]
# 1
http://www.gaisler.com/cms4_5_3/index.php?option=com_content&task=view&i d=12&Itemid=52There is an open source Leon2 SPARC CPU (Low Earth Orbit) on FPGA from ESA (European Space Agency).IMO the performance of FPGA based SPARC CPU is poor.
anonxxx at 2007-7-7 3:32:26 > top of Java-index,Open Source Technologies,OpenSPARC...