| Re: [AD] Allegro x86 clear and blit optimizations - update |
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Esaelon@xxxxxxxxxx wrote:
> however I plan to
> work in and test a MMX-enhanced 32-bit clear before sending.
When I wrote the 32bpp MMX code, it turned out to be 10% slower than the
regular non-MMX one. Perhaps MMX instructions have trouble with getting
data from system RAM instead of L2 cache? Just a guess though.
--
- Robert J Ohannessian
"Microsoft code is probably O(n^20)" (My CS teacher)