Author: Dezhi Zhao
Date: 08:44:56 11/08/99
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On November 08, 1999 at 11:13:01, Gunnar Andersson wrote: >On November 08, 1999 at 10:47:51, Brian Richardson wrote: > >>I would suggest simply waiting for IA-64 (Merced) systems with 128 64bit >>registers. Why fool around with MMX ? With that many "regular" registers (plus >>even more "other" registers), I would rather have the compiler optimize things >>than sweat assembler details, never mind debugging...unless you just really >>enjoy bit twiddling. >> > >The Merced is ideal, that's for sure, but I think it'll take some time before >Merced-based compilers dominate the PC scene. > >Another issue is that it might take some time until the price of the Merced >falls to a level where it'll be affordable to the likes of me. I guess this >depends on what AMD can come up with; the Sledgehammer looks interesting. > > >>Check out Intel's web info on IA-64 and download the instruction set, which >>looks pretty good, other than missing bsr/bsf > >Those instructions will be sorely missed by many chess programmers... > >/ Gunnar Yes for sure. But I wonder how Merced handle those instructions for so many existing x86 programs? dzhao
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