odd compile messages

[Vance Shipley]

What are these messages I see compiling one of my  modules with R10?

	-Vance


used {x,6}: [{block,[{set,[{x,2}],[{integer,3},{x,0}],{bif,element,{f,0}}},
                     {set,[{x,1}],[{integer,2},{x,0}],{bif,element,{f,0}}},
                     {set,[{x,0}],[{integer,4},{x,0}],{bif,element,{f|...}}},
                     {set,[{x,3}],[{integer,0}],move},
                     {set,[{x,4}],[{x,0}],{bif,size|...}}]},
             {bs_add,{f,0},[{x,3},{x,4},1],{x,3}},
             {block,[{set,[{x,4}],[{x,1}],{bif,size,{f|...}}}]},
             {bs_add,{f,0},[{x,3},{x,4},1],{x,3}},
             {block,[{set,[{x,4}],[{x,2}],{bif,size|...}}]},
             {bs_add,{f,0},[{x,3},{x,4},1],{x,3}},
             {bs_init2,{f,0},{x,3},0,4,{field_flags|...},{...}},
             {bs_put_binary,{f,0},{atom,all},8,{field_flags|...},{...}},
             {bs_put_binary,{f,0},{atom,all},8,{...}|...},
             {bs_put_binary,{f,0},{atom|...},8|...},
             {block,[{...}|...]},
             return,
             {label|...},
             {...}|...]