Messages in this thread | | | Date | Sun, 24 Jun 2007 21:34:05 -0400 | From | Jeff Garzik <> | Subject | Re: -Os versus -O2 |
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Adrian Bunk wrote: > The interesting questions are: > Does -Os still sometimes generate faster code with gcc 4.2? > If yes, why?
Smaller code can mean fewer page faults, fewer cache invalidations, etc.
It's not just a matter of compiler code generation, gotta look at the whole picture.
Jeff
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