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Re: sh-nto optimization
- From: <gp at qnx dot com>
- To: "Clarke, Stephen" <stephen dot clarke at superh dot com>, <gp at qnx dot com>
- Cc: <binutils at sources dot redhat dot com>
- Date: Wed, 14 Aug 2002 12:46:53 -0000
- Subject: Re: sh-nto optimization
"Clarke, Stephen" <stephen.clarke@superh.com> said:
>
> The comment on the pic plt entries is not quite right: the
> value at label "1:" is the offset of the symbol in the got. But
> the comment in the existing pic entries has the same mistake ...
I will fix it, thanks.
>
> What's the reason for the comment that the reduced plt stubs
> are only supported for sh4? Is there any reason they
> wouldn't work on sh-1/2/3?
The comment is my bad habit. When I think of SH, I think SH4.
There is no reason I can think of.
>
> Out of interest, do you observe a significant benefit from
> shrinking the plt entry size?
I am propogating someone else's optimization. I do see a size
difference, and I am sure there would be a performance benefit
also, but I am not sure how big/small. I will check.
Regards,
GP
>
> Steve.
> --
> Stephen Clarke, Principal Engineer, SuperH Inc.
> Phone:1-408-273-3146, Fax:1-408-273-3199,
mailto:Stephen.Clarke@superh.com
> Mail: SuperH Inc., 405 River Oaks Pkwy, San Jose, CA 95134, USA.
>
--