[PATCH] D29774: [InstCombine] fold icmp sgt/slt (add nsw X, C2), C --> icmp sgt/slt X, (C - C2)
Nuno Lopes via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sun Feb 12 15:04:09 PST 2017
nlopes added a comment.
In https://reviews.llvm.org/D29774#674564, @spatel wrote:
> In https://reviews.llvm.org/D29774#674493, @nlopes wrote:
>
> > LGTM.
> > The easy way to check for overflow in Alive: http://rise4fun.com/Alive/MH
>
>
> Thanks! I should read some docs now. :)
> It looks like I should start with the papers and presentations from previous LLVM dev confs...is there also a reference doc for the online tool?
There isn't much available, sorry. I need to write down some documentation.
You can see the list of predicates/functions here (the syntax highlighting code): https://github.com/nunoplopes/alive/blob/newsema/rise4fun/language
Anyway, if there's some feature you are missing let me know ;)
Repository:
rL LLVM
https://reviews.llvm.org/D29774
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