Re: CVS commit: xsrc/external/mit/MesaLib/dist/src/mesa/main

[David Laight <david%l8s.co.uk@localhost>]

On Tue, Dec 30, 2014 at 05:58:06PM -0500, Christos Zoulas wrote:
> Modified Files:
> 	xsrc/external/mit/MesaLib/dist/src/mesa/main: format_utils.c
> 
> Log Message:
> The macros in this file generate a gigantic function that takes a long time
> to compile and a ton of memory. Split it per datatype so that each is 1/8th
> the size. On my 48GB amd64 box this results in 3x speedup.

What happens at run time ?
Sounds like somethink that is being inlined so much that it
will displace everything from the cache and run slowly because
it is always waiting for instruction fetches.

	David

-- 
David Laight: david%l8s.co.uk@localhost