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Re: if-conversion a performance bottleneck
- To: Brad Lucier <lucier at math dot purdue dot edu>
- Subject: Re: if-conversion a performance bottleneck
- From: Gerald Pfeifer <pfeifer at dbai dot tuwien dot ac dot at>
- Date: Fri, 5 May 2000 22:35:10 +0200 (CEST)
- cc: Richard Henderson <rth at cygnus dot com>, Mike Stump <mrs at windriver dot com>, gcc at gcc dot gnu dot org, matzmich at cs dot tu-berlin dot de
On Fri, 5 May 2000, Brad Lucier wrote:
> make -j 9 bootstrap
>
> or whatever, and it doesn't seem to actually set off a bunch of parallel
> jobs---definitely, by the time the stage1 compiler starts compiling
> things, I'm down to one job at a time. That's with the 2.2.13 kernel
> on alpha with make 3.77; is this a known problem? Should I upgrade
> make?
Please do so and let us know the results!
It would be very useful to document properly, how to use parallel
makes for GCC -- perhaps you could come up with a patch for our
documentation at?
http://gcc.gnu.org/install/build.html
Gerald
--
Gerald "Jerry" pfeifer@dbai.tuwien.ac.at http://www.dbai.tuwien.ac.at/~pfeifer/