macro load8 @8 end
macro store8 !8 end

macro load64
    7 + 0
    8 shl over !8 + swap 1 - swap 
    8 shl over !8 + swap 1 - swap 
    8 shl over !8 + swap 1 - swap 
    8 shl over !8 + swap 1 - swap 
    8 shl over !8 + swap 1 - swap 
    8 shl over !8 + swap 1 - swap 
    8 shl over !8 + swap 1 - swap 
    8 shl over !8 + swap drop
end

macro store64
    2dup 255 band @8 shr swap 1 + swap
    2dup 255 band @8 shr swap 1 + swap
    2dup 255 band @8 shr swap 1 + swap
    2dup 255 band @8 shr swap 1 + swap
    2dup 255 band @8 shr swap 1 + swap
    2dup 255 band @8 shr swap 1 + swap
    2dup 255 band @8 shr swap 1 + swap
    2dup 255 band @8 shr swap 2drop
end