Re: LuaJIT2 performance for number crunching
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- Subject: Re: LuaJIT2 performance for number crunching
- From: Tony Finch <dot@...>
- Date: 2011年2月16日 17:58:51 +0000
On 2011年2月16日, Erik Lindroos wrote:
> On Wed, Feb 16, 2011 at 6:51 PM, Tony Finch <dot@dotat.at> wrote:
> >
> > When steve donovan proposed a "const" keyword earlier today, I wondered if
> > LuaJIT was able to spot that a local is only assigned to once so it could
> > automatically treat it as const.
>
> Locals can also be modified with the debug library, constants cannot.
AIUI LuaJIT assumes you won't violate its assumptions like that.
Tony.
--
f.anthony.n.finch <dot@dotat.at> http://dotat.at/
Southwest Forties, Cromarty: Easterly 5 to 7, veering southeasterly 5. Rough
or very rough, becoming moderate or rough. Rain. Good, occasionally poor.
- References:
- Re: LuaJIT2 performance for number crunching, Florian Weimer
- Re: LuaJIT2 performance for number crunching, Francesco Abbate
- Re: LuaJIT2 performance for number crunching, Leo Razoumov
- Re: LuaJIT2 performance for number crunching, Francesco Abbate
- Re: LuaJIT2 performance for number crunching, Leo Razoumov
- Re: LuaJIT2 performance for number crunching, Francesco Abbate
- Re: LuaJIT2 performance for number crunching, Leo Razoumov
- Re: LuaJIT2 performance for number crunching, Francesco Abbate
- Re: LuaJIT2 performance for number crunching, T T
- Re: LuaJIT2 performance for number crunching, Daurnimator
- Re: LuaJIT2 performance for number crunching, Mike Pall
- Re: LuaJIT2 performance for number crunching, Tony Finch
- Re: LuaJIT2 performance for number crunching, Erik Lindroos