Author: Dezhi Zhao
Date: 19:12:59 09/04/03
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On September 04, 2003 at 21:16:50, Jeremiah Penery wrote: >On September 04, 2003 at 20:07:09, Dezhi Zhao wrote: > >>If you use more registers than necessary, the CPU has to do less register >>renaming work. > >The CPU renames the registers for every instruction, therefore doing the same >amount of renaming work in every case. I read a document somewhere in the Intel site that says if you use more registers you have less registers for renaming. It comes from my memory. I forgot the exact document. > >For more, see >http://www.realworldtech.com/forums/index.cfm?action=detail&PostNum=1018&Thread=21&entryID=11428&roomID=11 > >Read the whole thread if you're interested, it's good stuff. thanks. i will read it.
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