Reducing the cost of autodecoding
safety0ff via Digitalmars-d
digitalmars-d at puremagic.com
Fri Oct 14 19:26:36 PDT 2016
On Friday, 14 October 2016 at 20:47:39 UTC, Stefan Koch wrote:
> On Thursday, 13 October 2016 at 21:49:22 UTC, safety0ff wrote:
>>> Bad benchmark! Bad! -- Andrei
>>
>> Also, I suspect a benchmark with a larger loop body might not
>> benefit as significantly from branch hints as this one.
>
> I disagree in longer loops code compactness is as important as
> in small ones.
You must have misunderstood:
My thought was simply that with a larger loop body, LLVM might
not make such dramatic rearrangement of the basic blocks.
Take your straw man elsewhere :-/
>
> This is more correct : (Tough for some reason it does not pass
> the unittests)
You're only validating the first byte, current code validates all
of them.
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