Laurent GUERBY wrote:
Such algorithm usually require a very detailed control of what's going on at the machine level, given current high level programming languages that means using assembler.
No, that's not true, you might want to look at some of Jim Demmel's work in this area.
Or that many programs that currently work on many OS will start to work the same under Linux instead of giving strange (and may be wrong) results.
But many programs that work fine on the x86 now will start breaking.
Laurent