以下编译结果说明什么？

Memory Summary:
    Program space        used   263h (   611) of  1000h words   ( 14.9%)
    Data space           used    1Ch (    28) of    C0h bytes   ( 14.6%)
    EEPROM space         None available
    Configuration bits   used     0h (     0) of     2h words   (  0.0%)
    ID Location space    used     0h (     0) of     4h bytes   (  0.0%)

Running this compiler in PRO mode, with Omniscient Code Generation enabled,
produces code which is typically 52% smaller than in Lite mode.
The HI-TECH C PRO compiler output for this code could be 317 words smaller.
See http://microchip.htsoft.com/portal/pic_pro for more information.

是否是DEMO版的缘故？代码效率太低了。