entrySize

        fn entrySize(table_enc: EH.PE, addr_size_bytes: u8) !u8 {
            return switch (table_enc.type) {
                .absptr => 2 * addr_size_bytes,
                .udata2, .sdata2 => 4,
                .udata4, .sdata4 => 8,
                .udata8, .sdata8 => 16,
                .uleb128, .sleb128 => return bad(), // this is a binary search table; all entries must be the same size
                _ => return bad(),
            };
        }