Add a few more mips opcodes
Add a few more mips opcodes

WilliamO7/armips,hrydgard/armips,sp1187/armips,Kingcom/armips,Kingcom/armips,sp1187/armips,hrydgard/armips,hrydgard/armips,WilliamO7/armips,Kingcom/armips,sp1187/armips