Author: Robert Hyatt
Date: 07:00:06 01/07/01
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On January 07, 2001 at 05:31:23, Gian-Carlo Pascutto wrote: >On January 06, 2001 at 22:34:59, Robert Hyatt wrote: > >>Always has been.. Doesn't optimize as well as Microsoft's compiler... > >Have you ever experimented with a snapshot of gcc-2.96/3.0 ? I have tried them all so far. 2.95.2 is still the fastest version I have tried. > >It's supposed to have a completely new x86 backend and several >additional optimizations as well. Maybe it would be interesting >to experiment with it. > >Also, have you ever figured out why Crafty's preformance drops >with higher optimization levels in GCC? If you could find this >out it could be very interesting for the GCC folks... > >-- >GCP Basically because the "higher optimizations" are worse. I don't try to compare .S output for the various options, although I would assume that whoever works on the optimizer would do so... Wish gcc would catch up a bit to MSVC, but it hasn't in several years.
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