Important constants in abmtypes.vhd
EUMAX - total number of execution units
SHELFMAX - total number of shelves for integer units
LS_SHELFMAX - number of shelves for Load/Store unit
REGMAX - number of registers
ROBMAX - number of entries in the Reorder buffer
Use these constants in your code!!! Do NOT use hardcoded numbers! Will want to change the values for these constants later!