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[Bug target/66049] Few AArch64 extend and add with shift tests generates sub optimal code with trunk gcc 6.0.
- From: "vekumar at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 12 May 2015 09:19:58 +0000
- Subject: [Bug target/66049] Few AArch64 extend and add with shift tests generates sub optimal code with trunk gcc 6.0.
- Auto-submitted: auto-generated
- References: <bug-66049-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66049
--- Comment #4 from vekumar at gcc dot gnu.org ---
(In reply to ktkachov from comment #3)
> Venkat, are you planning to submit this patch to gcc-patches?
> Also, does this mean we can remove the patterns that do arith+shift using
> MULT rtxes? (like *adds_<optab><mode>_multp2)
Hi Kyrill,
Yes I am planing to submit the patch. But before that I need to test by putting
some assert and check if *adds_<optab><mode>_multp2 and similar patterns are
not used anymore.