Context switching for VFP registers on Cortex-A8 board.
Sebastian Huber
sebastian.huber at embedded-brains.de
Tue Dec 2 10:34:52 UTC 2014
On 02/12/14 11:29, Thomas Kim wrote:
>
> As I check disassembly code of memcpy, register {d0-d7} are used for
> vst or vld instruction.
>
> Therefore, I am guessing VFP registers' range for context switching is
> not {d8-d15}, but, {d0-d7}.
No, this is not the case.
>
> Please advise me.
Please consult the ARM EABI documentation.
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Sebastian Huber, embedded brains GmbH
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