Is there any 3 x 3 matrix SOPC component for 3C25?

Hi, I try to find a 3x3 matrix multiplication component for my SOPC. Just wonder if anyone has done it before or where I can find it in Quartus. Thx

There is a megacore, but it not for Cyclone,

http://quartushelp.altera.com/9.1/master.htm#mergedprojects/hdl/mega/mega_file_altfp_matrix_mult.htm?gsa_pos=1&wt.oss_r=1&wt.oss=matrix mult megafunction