gets the index of the type sitting at the top of the stack . this is not to be confused with a length operation which would return the number of elements , not the position of the last element . concode_field_sep boolean retMerged concode_elem_sep Type[] stack concode_elem_sep int top concode_elem_sep boolean jsrMerged concode_elem_sep Type[] locals concode_field_sep int localsLength concode_elem_sep boolean isJsrMerged concode_elem_sep Frame copyStack concode_elem_sep void setRetMerged concode_elem_sep boolean isRetMerged concode_elem_sep void push concode_elem_sep Type peek concode_elem_sep void setStack concode_elem_sep Type pop concode_elem_sep void clearStack concode_elem_sep Type getLocal concode_elem_sep boolean merge concode_elem_sep void setLocal concode_elem_sep Type getStack concode_elem_sep String toString concode_elem_sep Frame copy concode_elem_sep void setJsrMerged concode_elem_sep boolean mergeStack
int function ( ) { return top - 1 ; }