Re: [PATCH v3 07/28] arm64/sve: Low-level SVE architectural state manipulation functions

2017-10-11 Thread Dave Martin
On Wed, Oct 11, 2017 at 03:28:19PM +0100, Catalin Marinas wrote: > On Tue, Oct 10, 2017 at 07:38:24PM +0100, Dave P Martin wrote: > > Manipulating the SVE architectural state, including the vector and > > predicate registers, first-fault register and the vector length, > > requires the use of dedic

Re: [PATCH v3 07/28] arm64/sve: Low-level SVE architectural state manipulation functions

2017-10-11 Thread Catalin Marinas
On Tue, Oct 10, 2017 at 07:38:24PM +0100, Dave P Martin wrote: > Manipulating the SVE architectural state, including the vector and > predicate registers, first-fault register and the vector length, > requires the use of dedicated instructions added by SVE. > > This patch adds suitable assembly fu

[PATCH v3 07/28] arm64/sve: Low-level SVE architectural state manipulation functions

2017-10-10 Thread Dave Martin
Manipulating the SVE architectural state, including the vector and predicate registers, first-fault register and the vector length, requires the use of dedicated instructions added by SVE. This patch adds suitable assembly functions for saving and restoring the SVE registers and querying the vecto