constant IMM_OPT : integer := 0; -- no sharing
constant SUB_OPT : integer := 1;
- constant LOG_OPT : integer := 1;
+ constant ARITH_OPT : integer := 1;
constant CARRY_OPT : integer := 2;
- constant LEFT_OPT : integer := 3;
+ constant RIGHT_OPT : integer := 3;
constant NO_PSW_OPT : integer := 4;--no sharing
constant NO_DST_OPT : integer := 5; --no sharing