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Re: [tree-ssa] bnw-simple-branch now usable
- From: David Edelsohn <dje at watson dot ibm dot com>
- To: Jason Merrill <jason at redhat dot com>
- Cc: Diego Novillo <dnovillo at redhat dot com>, Daniel Berlin <dberlin at dberlin dot org>, Richard Henderson <rth at redhat dot com>, Ben Elliston <bje at redhat dot com>, "Frank Ch. Eigler" <fche at redhat dot com>, Gabriel Dos Reis <gdr at codesourcery dot com>, Pop Sébastian <pop at gauvain dot u-strasbg dot fr>, gcc at gcc dot gnu dot org
- Date: Thu, 12 Sep 2002 11:12:50 -0400
- Subject: Re: [tree-ssa] bnw-simple-branch now usable
>>>>> Jason Merrill writes:
Jason> I hereby announce that the tree simplifier rewrite and new IR are
Jason> functional enough to be useful for C. The code bootstraps and compares,
Jason> and AFAICT the only failures in the C testsuite are from missed
Jason> optimizations. Now would be a good time for interested folks to check it
Jason> out and help with porting the current crop of tree optimizers to work on
Jason> the new IR.
Would you please quantify the compile-time performance of this new
functionality relative to the current compiler? How efficient are the
tree simplifier rewrite and new IR? What impact do they have on the speed
of the compiler?
Thanks, David