Fix floating point register encodings
Fix floating point register encodings

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