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Re: [wwwdocs] optimizer improvements for GCC 4.1 changes.html
- From: Dorit Naishlos <DORIT at il dot ibm dot com>
- To: Gerald Pfeifer <gerald at pfeifer dot com>
- Cc: gcc-patches at gcc dot gnu dot org, Steven Bosscher <stevenb at suse dot de>
- Date: Mon, 25 Jul 2005 15:49:49 +0300
- Subject: Re: [wwwdocs] optimizer improvements for GCC 4.1 changes.html
> > + <li>Various enhancement to auto-vectorization:<br />
>
> "enhancements"
>
> > + <li>Improvements to peeling for alignment.</li>
>
> Anything more specific you could add?
>
The improvements to peeling for alignment can be summarized as:
"Generate better code when the misalignment of an access is known at
compile time, or when different accesses are known to have the same
misalignment, even if the misalignment amount itself is unknown."
dorit