ifnegate.pat

i need of vhdl code for 32-bit risc processor

in s1 B;
in s2 B;
in oper2 (4 to 0) B;
out newop2 ( 4 to 0) B;

Begin
p0 : 0 0 00000 ?00000;
p1 : 0 1 00000 ?00000;
p2 : 1 0 00111 ?11001;
p3 : 1 1 11100 ?uuuuu;
end;