On Tue, 13 Dec 2011 17:09:45 -0800, Eric Anholt <[email protected]> wrote:
> We introduced this complexity with no evidence that it would help, just > because we thought, like you, that "avoiding cache flushes should be > good, right?". Experiments so far say we were wrong. Right, you'd think we'd have learned to not optimize in advance of data. Someday maybe we'll know better... And, of course, future hardware may require different code for optimal performance. Who would have guessed that? -- [email protected]
pgpqO79VRD9do.pgp
Description: PGP signature
_______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
