Re: [RFC PATCH 0/8] SVE feature for arm guests

2023-01-25 Thread Julien Grall
Hi Bertrand, On 25/01/2023 13:21, Bertrand Marquis wrote: On 13 Jan 2023, at 09:44, Julien Grall wrote: Hi Luca, On 12/01/2023 11:58, Luca Fancellu wrote: On 11 Jan 2023, at 16:59, Julien Grall wrote: On 11/01/2023 14:38, Luca Fancellu wrote: This serie is introducing the possibility for

Re: [RFC PATCH 0/8] SVE feature for arm guests

2023-01-25 Thread Bertrand Marquis
Hi Julien, > On 13 Jan 2023, at 09:44, Julien Grall wrote: > > Hi Luca, > > On 12/01/2023 11:58, Luca Fancellu wrote: >>> On 11 Jan 2023, at 16:59, Julien Grall wrote: >>> On 11/01/2023 14:38, Luca Fancellu wrote: This serie is introducing the possibility for Dom0 and DomU guests to use

Re: [RFC PATCH 0/8] SVE feature for arm guests

2023-01-13 Thread Julien Grall
Hi Luca, On 12/01/2023 11:58, Luca Fancellu wrote: On 11 Jan 2023, at 16:59, Julien Grall wrote: On 11/01/2023 14:38, Luca Fancellu wrote: This serie is introducing the possibility for Dom0 and DomU guests to use sve/sve2 instructions. SVE feature introduces new instruction and registers to

Re: [RFC PATCH 0/8] SVE feature for arm guests

2023-01-12 Thread Luca Fancellu
> On 11 Jan 2023, at 16:59, Julien Grall wrote: > > Hi Luca, > > On 11/01/2023 14:38, Luca Fancellu wrote: >> This serie is introducing the possibility for Dom0 and DomU guests to use >> sve/sve2 instructions. >> SVE feature introduces new instruction and registers to improve performances

Re: [RFC PATCH 0/8] SVE feature for arm guests

2023-01-11 Thread Julien Grall
Hi Luca, On 11/01/2023 14:38, Luca Fancellu wrote: This serie is introducing the possibility for Dom0 and DomU guests to use sve/sve2 instructions. SVE feature introduces new instruction and registers to improve performances on floating point operations. The SVE feature is advertised using

[RFC PATCH 0/8] SVE feature for arm guests

2023-01-11 Thread Luca Fancellu
This serie is introducing the possibility for Dom0 and DomU guests to use sve/sve2 instructions. SVE feature introduces new instruction and registers to improve performances on floating point operations. The SVE feature is advertised using the ID_AA64PFR0_EL1 register, SVE field, and when