On Wed, Aug 03, 2016 at 12:07:32AM +0930, Alan Modra wrote:
> According to the POWER8 Processor User’s Manual and some
> experimentation on power8 hardware, unaligned fp load/store on power8
> does not invoke the alignment interrupt.  Thus SLOW_UNALIGNED_ACCESS
> should not return true for these accesses.  It so happens that we
> already have an undocumented switch to control whether VSX vector
> access is slow, and since FPRs are a subset of VSX regs it seemed good
> to me to use the same switch.

Okay for trunk, thanks!


Segher

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