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[Bug target/71153] aarch64 LSE __atomic_fetch_and() generates inversion for constants
- From: "pinskia at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 16 May 2016 21:47:44 +0000
- Subject: [Bug target/71153] aarch64 LSE __atomic_fetch_and() generates inversion for constants
- Auto-submitted: auto-generated
- References: <bug-71153-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71153
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
The other way of fixing this is to expose the NOT in RTL before register
allocator. That is harder but still doable.