Re: [PATCH v3 2/3] aarch64: Add support for moving fpm system register

2024-07-30 Thread Claudio Bantaloukas
On 29/07/2024 13:13, Richard Sandiford wrote: > Claudio Bantaloukas writes: >> Unlike most system registers, fpmr can be heavily written to in code that >> exercises the fp8 functionality. That is because every fp8 instrinsic call >> can potentially change the value of fpmr. >> Rather than just

Re: [PATCH v3 2/3] aarch64: Add support for moving fpm system register

2024-07-29 Thread Richard Sandiford
Claudio Bantaloukas writes: > Unlike most system registers, fpmr can be heavily written to in code that > exercises the fp8 functionality. That is because every fp8 instrinsic call > can potentially change the value of fpmr. > Rather than just use a an unspec, we treat the fpmr system register lik

[PATCH v3 2/3] aarch64: Add support for moving fpm system register

2024-07-26 Thread Claudio Bantaloukas
Unlike most system registers, fpmr can be heavily written to in code that exercises the fp8 functionality. That is because every fp8 instrinsic call can potentially change the value of fpmr. Rather than just use a an unspec, we treat the fpmr system register like all other registers and use a move