Author: Eugene Nalimov
Date: 19:27:05 02/09/02
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It's not necessary to vectorize the code to get the benefit from SSE/SSE2. On SpecFP2k greatest beneftit comes not from the vectorizing (usually it cannot be done on C program due to possible aliasing) but from the keeping scalar FP values in the registers. Eugene On February 09, 2002 at 20:24:04, Hristo wrote: >I use MSVC. >Gian-Carlo tried the source code using the Intel compiler, but it couldn't >vectorize it. The fft is done in a template class. > >BTW >Gian-Carlo's Athlon performed better than the PIII and P4 as well. >He got: >64K samples @ 8 fft/sec > >regards. >hristo
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