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Re: [PATCH] Fix multiply-add regressions after expand-from-SSA


Michael Matz <matz@suse.de> writes:
> The overall plan should be to get rid of rebuilding trees, so your current 
> helper would be a step in the wrong direction.  Richard showed the IMO 
> right way to solve this, instead of explicitely building trees return the 
> gimple statements and decompose them at the point where you need the 
> parts, i.e. in expand itself.

I am going to try to come up with a patch based on what Richard was
suggesting.  Please stop me if someone else is working on this or on the
tree-ssa-math-opts.c approach.

Adam


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