* RE: -freduce-all-givs code slowdown
@ 2003-10-11 6:36 Matt Luckett
0 siblings, 0 replies; only message in thread
From: Matt Luckett @ 2003-10-11 6:36 UTC (permalink / raw)
To: gcc
-freduce-all-givs slows down most of the code in freebench 1.03.
www.freebench.org
Results without -freduce-all-givs
Score: 0.935339 times a Sun Ultra 10
Score: 1.685400 times a Sun Ultra 10
Score: 6.633980 times a Sun Ultra 10
Score: 3.211702 times a Sun Ultra 10
Score: 1.377262 times a Sun Ultra 10
Score: 2.055189 times a Sun Ultra 10
Score: 2.775163 times a Sun Ultra 10
Results with -freduce-all-givs
Score: 0.927564 times a Sun Ultra 10
Score: 1.559817 times a Sun Ultra 10
Score: 6.634531 times a Sun Ultra 10
Score: 3.204423 times a Sun Ultra 10
Score: 1.367992 times a Sun Ultra 10
Score: 2.054944 times a Sun Ultra 10
Score: 2.776413 times a Sun Ultra 10
Results with -fmove-all-movables (slightly faster)
Score: 0.938339 times a Sun Ultra 10
Score: 1.685068 times a Sun Ultra 10
Score: 6.634500 times a Sun Ultra 10
Score: 3.213488 times a Sun Ultra 10
Score: 1.382798 times a Sun Ultra 10
Score: 2.055562 times a Sun Ultra 10
Score: 2.775545 times a Sun Ultra 10
These results are from the benchmarks it runs in order...
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2003-10-11 4:56 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2003-10-11 6:36 -freduce-all-givs code slowdown Matt Luckett
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).