[RFC PATCH 00/29] arm64: Scalable Vector Extension core support

Yao Qi qiyaoltc@gmail.com
Wed Nov 30 09:56:00 GMT 2016

Hi, Dave,

On Fri, Nov 25, 2016 at 7:38 PM, Dave Martin <Dave.Martin@arm.com> wrote:
>  * No independent SVE vector length configuration per thread.  This is
>    planned, but will follow as a separate add-on series.

If I read "independent SVE vector length configuration per thread"
correctly, SVE vector length can be different in each thread, so the
size of vector registers is different too.  In GDB, we describe registers
by "target description" which is per process, not per thread.

Yao (齐尧)

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