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...rting an (possibly expensive) division into multiple (less expensive) operations, probably increasing code size (target dependent admittedly). — Mehdi -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20150820/534c1415/attachment-0001.html>

> On Aug 20, 2015, at 9:46 AM, Steve King <steve at metrokings.com> wrote: > > On Wed, Aug 19, 2015 at 10:58 PM, Mehdi Amini <mehdi.amini at apple.com> wrote: >> >> Isn’t the problem the fact that the patch makes it harder for a target to >> get the generic code to reach its custom hook? >> Now the "cheap pow2 sdiv” is merged with the generic