WARNING:Xst:2040 - Unit MAIN_CONTROtop: 8 multi-source signals are replaced by logic (pull-up yes): Databus<0>, Databus<1>, Databus<2>, Databus<3>, Databus<4>, Databus<5>, Databus<6>, Databus<7>.
WARNING:Xst:2042 - Unit ALU: 8 internal tristates are replaced by logic (pull-up yes): Databus<0>, Databus<1>, Databus<2>, Databus<3>, Databus<4>, Databus<5>, Databus<6>, Databus<7>.
WARNING:Xst:2040 - Unit MAIN_CONTROtop: 8 multi-source signals are replaced by logic (pull-up yes): Databus<0>, Databus<1>, Databus<2>, Databus<3>, Databus<4>, Databus<5>, Databus<6>, Databus<7>.WARNING:Xst:2042 - Unit
ALU: 8 internal tristates are replaced by logic (pull-up yes): Databus<0>, Databus<1>, Databus<2>, Databus<3>, Databus<4>, Databus<5>, Databus<6>, Databus<7>.
Can any1 help me with these ?