Re: [PATCH v3 17/51] target/arm: Add cpu properties for SME

2024-04-12 Thread Richard Henderson
On 4/12/24 04:36, Peter Maydell wrote: + 4) Disable the 512-bit vector length. This results in all the other + lengths supported by ``max`` defaulting to enabled + (128, 256, 1024 and 2048):: + + $ qemu-system-aarch64 -M virt -cpu max,sve512=off + I just noticed this while I was t

Re: [PATCH v3 17/51] target/arm: Add cpu properties for SME

2024-04-12 Thread Peter Maydell
On Mon, 20 Jun 2022 at 19:08, Richard Henderson wrote: > > Mirror the properties for SVE. The main difference is > that any arbitrary set of powers of 2 may be supported, > and not the stricter constraints that apply to SVE. > +SME CPU Property Examples > +- > + > + 1) D

Re: [PATCH v3 17/51] target/arm: Add cpu properties for SME

2022-06-21 Thread Peter Maydell
On Mon, 20 Jun 2022 at 19:08, Richard Henderson wrote: > > Mirror the properties for SVE. The main difference is > that any arbitrary set of powers of 2 may be supported, > and not the stricter constraints that apply to SVE. > > Include a property to control FEAT_SME_FA64, as failing > to restric