Hi, [email protected] wrote: >Not bad for early results.
see http://www.fftw.org/cell/ps3/dyn94171207.austin.ibm.com.1d.drxx.p2.png unfotunaly fftw3-r2r is too slow. complex fftw version. http://netnews.gotdns.org/WallStreet/6351/gfn/lucas.ps3/MacLucasFFTW.ps3.1.patch ps3$ time ./MacLucasFFTW 216091 M( 216091 )P, n = 12288, MacLucasFFTW v8.1 Ballester real 5m19.948s user 5m16.405s sys 0m3.412s ps3$ time ./MacLucasFFTW 1257787 M( 1257787 )P, n = 73728, MacLucasFFTW v8.1 Ballester real 226m15.787s user 223m18.505s sys 2m54.711s Real Discrete Fourier Transform version.(oour rfdt->complex fftw) http://netnews.gotdns.org/WallStreet/6351/gfn/lucas.ps3/MacLucasFFTW.ps3.2.patch ps3$ time ./MacLucasFFTW 216091 M( 216091 )P, n = 16384, MacLucasFFTW v8.1 Ballester real 10m6.359s user 9m57.052s sys 0m9.179s .. . . . . . . . . . Shoichiro Yamada [email protected] _______________________________________________ Prime mailing list [email protected] http://hogranch.com/mailman/listinfo/prime
