Add Inst data type in cc2
Add Inst data type in cc2

This type is the base for the instruction in the memory.
The idea is to have a list of these instructions, so we can
optimize them before of any operation.

8l/scc,k0gaMSX/scc,8l/scc,k0gaMSX/kcc,k0gaMSX/kcc,8l/scc,k0gaMSX/scc,k0gaMSX/scc