[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: EMACS_INT cleanup
From: |
Eli Zaretskii |
Subject: |
Re: EMACS_INT cleanup |
Date: |
Fri, 24 Sep 2010 12:05:53 +0200 |
> From: Miles Bader <address@hidden>
> Cc: Lars Magne Ingebrigtsen <address@hidden>, address@hidden
> Date: Fri, 24 Sep 2010 18:43:12 +0900
>
> Eli Zaretskii <address@hidden> writes:
> >> I mean, it may be nice and orthogonal and stuff, but... I don't know.
> >> And does using more longs on 64-bit machines than previously slow Emacs
> >> down any?
> >
> > It shouldn't, the registers are 64-bit.
>
> Means more cache usage and memory traffic tho.
Maybe, maybe not. It depends on the micro-architecture of the CPU and
the cache.
As for memory, I don't think it matters for isolated variables (as
opposed to arrays). They will be usually in a register when they are
used.
- Re: EMACS_INT cleanup, (continued)
- Re: EMACS_INT cleanup, Lars Magne Ingebrigtsen, 2010/09/23
- Re: EMACS_INT cleanup, Eli Zaretskii, 2010/09/23
- Re: EMACS_INT cleanup, Eli Zaretskii, 2010/09/23
- Re: EMACS_INT cleanup, Lars Magne Ingebrigtsen, 2010/09/23
- Re: EMACS_INT cleanup, Lars Magne Ingebrigtsen, 2010/09/23
- Re: EMACS_INT cleanup, Juanma Barranquero, 2010/09/23
- Re: EMACS_INT cleanup, Lars Magne Ingebrigtsen, 2010/09/23
- Re: EMACS_INT cleanup, Stefan Monnier, 2010/09/23
- Re: EMACS_INT cleanup, Eli Zaretskii, 2010/09/24
- Re: EMACS_INT cleanup, Miles Bader, 2010/09/24
- Re: EMACS_INT cleanup,
Eli Zaretskii <=
- Re: EMACS_INT cleanup, Eli Zaretskii, 2010/09/24
- Re: EMACS_INT cleanup, Lars Magne Ingebrigtsen, 2010/09/24
- Re: EMACS_INT cleanup, Eli Zaretskii, 2010/09/24
- Re: EMACS_INT cleanup, Lars Magne Ingebrigtsen, 2010/09/24
- Re: EMACS_INT cleanup, Eli Zaretskii, 2010/09/24
- Re: EMACS_INT cleanup, Lars Magne Ingebrigtsen, 2010/09/24
- Re: EMACS_INT cleanup, Eli Zaretskii, 2010/09/24
- Re: EMACS_INT cleanup, Lars Magne Ingebrigtsen, 2010/09/24
- Re: EMACS_INT cleanup, Lars Magne Ingebrigtsen, 2010/09/24
- Re: EMACS_INT cleanup, David Kastrup, 2010/09/24