+# (bc, gtmap) = computeGotos bc 1
+= (concat $ map (toString o toByteVal) (map (implGotos gtmap) bc), st)
+
+implGotos map (BCJmp t) = BCJmp $ fromJust ('DM'.get t map)
+implGotos map (BCJmpT t) = BCJmpT $ fromJust ('DM'.get t map)
+implGotos map (BCJmpF t) = BCJmpF $ fromJust ('DM'.get t map)
+implGotos _ i = i
+
+computeGotos :: [BC] Int -> ([BC], 'DM'.Map Int Int)
+computeGotos [] _ = ([], 'DM'.newMap)
+computeGotos [BCLab l:xs] i = appSnd ('DM'.put l i) (computeGotos xs i)
+computeGotos [x:xs] i = appFst (\bc->[x:bc]) (computeGotos xs (i+(bclength x)))