Re: [PATCH v5] S/390: Optimize atomic_compare_exchange and atomic_compare builtins.

2017-04-25 Thread Andreas Krebbel
On 04/11/2017 04:20 PM, Dominik Vogt wrote: > On Mon, Mar 27, 2017 at 09:27:35PM +0100, Dominik Vogt wrote: >> The attached patch optimizes the atomic_exchange and >> atomic_compare patterns on s390 and s390x (mostly limited to >> SImode and DImode). Among general optimizaation, the changes fix

Re: [PATCH v5] S/390: Optimize atomic_compare_exchange and atomic_compare builtins.

2017-04-24 Thread Ulrich Weigand
Dominik Vogt wrote: > On Mon, Mar 27, 2017 at 09:27:35PM +0100, Dominik Vogt wrote: > > The attached patch optimizes the atomic_exchange and > > atomic_compare patterns on s390 and s390x (mostly limited to > > SImode and DImode). Among general optimizaation, the changes fix > > most of the

Re: [PATCH v5] S/390: Optimize atomic_compare_exchange and atomic_compare builtins.

2017-04-11 Thread Dominik Vogt
On Mon, Mar 27, 2017 at 09:27:35PM +0100, Dominik Vogt wrote: > The attached patch optimizes the atomic_exchange and > atomic_compare patterns on s390 and s390x (mostly limited to > SImode and DImode). Among general optimizaation, the changes fix > most of the problems reported in PR 80080: >