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Paul "LeoNerd" Evans
March 6, 2015 15:33
Message ID:
On Fri, 6 Mar 2015 14:15:51 +0000
Zefram <> wrote:

> I'm slightly surprised that you're not excited by the obvious
> possibility here: you can implement the signature op as a CPAN
> module.  It would involve writing the peep-time recognition code,
> which I know you won't enjoy, but look at the upside: full
> signature-op optimisation on 5.20! Think of the performance you can
> deliver straight to production by not tying it to the core.  By
> virtue of the peeper knowing definitively where the subroutine
> starts, you'd even get to make the all-pad-scalars-clear assumption
> without risk of nasty interactions.


I would much rather see this as a CPAN module that can apply to 5.20
(or even earlier by pattern-matching of common optree shapes such as
the  my (...) = @_  idiom)

Paul "LeoNerd" Evans  |

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