added code to detect the CPU's L1 data cache size
added code to detect the CPU's L1 data cache size

ZahidDev/primesieve,ZahidDev/primesieve,fredwang00/primesieve,tempbottle/primesieve,anatoliyrazin/primesieve,ZahidDev/primesieve,anatoliyrazin/primesieve,fredwang00/primesieve,tempbottle/primesieve,tempbottle/primesieve,kimwalisch/primesieve,kimwalisch/primesieve,fredwang00/primesieve,kimwalisch/primesieve,anatoliyrazin/primesieve