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- Subject: Re: LuaJIT with vectors
- From: David Kastrup <dak@...>
- Date: Thu, 18 Nov 2010 14:37:00 +0100
Alex Queiroz <asandroq@gmail.com> writes:
> On Thu, Nov 18, 2010 at 11:29 AM, David Kastrup <dak@gnu.org> wrote:
>>
>>> This code kills the CPU predictor and causes severe pipeline flushing.
>>
>> I have yet to see an alternative that can predict the opcodes.
>>
>
> If you don't need to stick to ANSI C you can use GCC's
> first-class labels and goto. It helps the CPU a lot.
I don't see how or why.
--
David Kastrup
