Convert DDBR,DDB,MDBR,MDB,MDEBR,MDEB,MADBR,MADB,MSDBR,MSDB,DIDBR to softfloat
Convert ADBR,ADB to softfloat
Convert SQDBR,SQDB,SQEBR,SQEB to softfloat
Convert DXBR to softfloat
Add MXBR,SQXBR testcases to distribution file