ponderous 'make world' times post GCC 3.3...

David O'Brien obrien at freebsd.org
Sat Aug 9 16:55:39 PDT 2003


On Sat, Aug 09, 2003 at 01:40:19AM -0700, Kris Kennaway wrote:
> This suggests that something might have been pessimized with the gcc
> 3.3 code generation on sparc.  i.e. when gcc 3.3 is built with gcc 3.2
> (your build 2, which used the installed 3.2 compiler to build the 3.3
> compiler that was then used for the remainder of the world build), it
> performs well (your build 2), but when gcc 3.3 is built with gcc 3.3
> it performs slowly.
> 
> I wonder if the gcc 3.3 compiler specs were set up incorrectly for
> sparc.

I can think of nothing in the sparc MD compiler specs that could account
for this.  Mostly things there are in the "work / doesn't work" category.
 
-- 
-- David  (obrien at FreeBSD.org)


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