On Feb 21, 2010, at 06:18, Steven Bosscher wrote: > My point: gcc may fail to attract users (and/or may be losing users) > when it tries to tailor to the needs of minorities. > > IMHO it would be much more reasonable to change the defaults to > generate code that can run on, say, 95% of the computers still in use. > If a user want to use the latest-and-greatest gcc for a really old > machine, the burden of adding extra flags to change the default > behavior of the compiler should be on that user. > > In this case of the i386 back end, that probably means changing the > default to something like pentium3.
The biggest change we need to make for x86 is to enable SSE2, so we can get proper rounding behavior for float and double, as well as significant performance increases. -Geert
