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Ublas :

From: Gunter Winkler (guwi17_at_[hidden])
Date: 2007-04-25 18:36:50


after some nights I finally succeeded in the compilation of gcc-4.2.

Am Donnerstag, 19. April 2007 13:05 schrieb nobody:
> test 1 16 will run a matrix of size 16 on one processor
> test 1 13 will give a segmentation fault as 13 is not a power of 2...

Hello, multicore computer!
generation time = 0.052937
number of threads in main: 1
calculating product in serial (using the ublas axpy):
Serial Product time: 1.43089
parallel product time: 1.38502

the parallel version is slightly faster than the serial one. Why it is
faster can only be answered by looking at the assembler output of both