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From: Eli Zaretskii <eliz@gnu.org>
To: Andrea Corallo <akrl@sdf.org>
Cc: monnier@iro.umontreal.ca, emacs-devel@gnu.org
Subject: Re: On elisp running native
Date: Sat, 28 Dec 2019 12:06:05 +0200	[thread overview]
Message-ID: <83sgl4ojci.fsf@gnu.org> (raw)
In-Reply-To: <xjf8smwu8um.fsf@sdf.org> (message from Andrea Corallo on Sat, 28 Dec 2019 08:56:17 +0000)

> From: Andrea Corallo <akrl@sdf.org>
> Cc: monnier@iro.umontreal.ca, emacs-devel@gnu.org
> Date: Sat, 28 Dec 2019 08:56:17 +0000
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > I'm not sure I understood you, but dlopen, dlsym etc. (or their moral
> > equivalents) are readily available on Windows; see src/dynlib.c.  So
> > that cannot be the reason why libgccjit is not available on Windows.
> 
> Sure, but libgccjit AFAIU just calls directly dlopen
> (gcc/gcc/jit/jit-playback.c:2650).

That's OK.  One of the MinGW flavors actually provides these functions
directly; for the other it should be easy to write them so that
libgccjit can call them.

> I've just found this interesting old thread:
> 
> https://gcc.gnu.org/ml/jit/2015-q3/msg00124.html

Thanks.  Not sure what to make from that, especially since AFAIK the
Windows code is PIC by default.  The problems they are talking about
are very easy to solve, but somehow no one has yet solved them.  Which
might mean there's more to it than meets the eye.  (However, I'm
talking out of sheer ignorance, so perhaps you should ask on the GCC
list whether there are any fundamental problems with providing
libgccjit on Windows.)

Maybe you should explain in more detail how will the compiled code be
loaded into Emacs.  Is each .el file compiled into a separate shared
library?  If so, when the shared library is loaded, what entry point
is called, and how does Emacs know which entry point to call when?

Also, compiling needs gas and ld, right?  IOW, people who'd like to
use this feature for Lisp that is not part of Emacs will have to have
GCC and GNU Binutils installed, something that AFAIU is not guaranteed
even on GNU/Linux these days.



  reply	other threads:[~2019-12-28 10:06 UTC|newest]

Thread overview: 210+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-28  6:54 On elisp running native Andrea Corallo
2019-11-28 11:31 ` Óscar Fuentes
2019-11-28 14:07   ` Andrea Corallo
2019-11-28 12:47 ` Lars Ingebrigtsen
2019-11-28 20:15   ` Andrea Corallo
2019-11-29  6:03     ` Lars Brinkhoff
2019-11-28 16:04 ` Stefan Monnier
2019-11-28 17:28   ` Andrea Corallo
2019-11-28 21:06     ` Stefan Monnier
2019-11-28 22:52       ` Andrea Corallo
2019-11-29  0:20       ` Eric Abrahamsen
2019-11-29 14:59       ` Andrea Corallo
2019-11-29 15:10         ` Eli Zaretskii
2019-11-29 15:30           ` Stefan Monnier
2019-12-01 10:34             ` Andrea Corallo
2019-12-01 15:27               ` Stefan Monnier
2019-11-29 16:43           ` Andrea Corallo
2019-11-29 19:26             ` Eli Zaretskii
2019-11-29 21:18               ` Andrea Corallo
2019-12-08 20:18 ` Andrea Corallo
2019-12-26 13:05   ` Andrea Corallo
2019-12-26 17:30     ` Eli Zaretskii
2019-12-26 18:14       ` Andrea Corallo
2019-12-26 20:37         ` Eli Zaretskii
2019-12-26 22:10           ` Andrea Corallo
2019-12-27  9:12             ` Eli Zaretskii
2019-12-27 10:46               ` Andrea Corallo
2019-12-27 14:03                 ` Eli Zaretskii
2019-12-28  1:17               ` Richard Stallman
2019-12-28  7:50                 ` Eli Zaretskii
2019-12-28  8:17                 ` Andrea Corallo
2019-12-29  0:08                   ` Richard Stallman
2019-12-29  9:29                     ` Andrea Corallo
2019-12-28 13:07               ` Dmitry Gutov
2019-12-28 13:28                 ` Eli Zaretskii
2019-12-28 19:56                 ` Óscar Fuentes
2019-12-29 19:59                 ` chad
2019-12-30  8:17                   ` arthur miller
2019-12-30 14:09                     ` Dmitry Gutov
2019-12-30 15:25                     ` Eli Zaretskii
2019-12-30 22:03                       ` arthur miller
2019-12-31  3:34                         ` Eli Zaretskii
2019-12-30 13:56                   ` Dmitry Gutov
2019-12-30 14:04                     ` Juanma Barranquero
2019-12-30  8:47                 ` Achim Gratz
2019-12-27 15:53             ` Stefan Monnier
2019-12-27 21:02               ` Andrea Corallo
2019-12-27 22:19                 ` Stefan Monnier
2019-12-28  8:34                 ` Eli Zaretskii
2019-12-28  8:56                   ` Andrea Corallo
2019-12-28 10:06                     ` Eli Zaretskii [this message]
2019-12-28 11:57                       ` Andrea Corallo
2019-12-28 13:34                         ` Eli Zaretskii
2019-12-28 14:35                           ` Andrea Corallo
2019-12-28 18:38                             ` Eli Zaretskii
2019-12-28 22:13                               ` Andrea Corallo
2019-12-31  9:55                               ` Andrea Corallo
2019-12-31 15:49                                 ` Eli Zaretskii
2020-02-24 23:21                       ` Andrea Corallo
2020-02-25  6:14                         ` yyoncho
2020-02-25  7:29                           ` Eli Zaretskii
2020-02-25 12:59                             ` Andrea Corallo
2020-02-28  4:34                               ` Eli Zaretskii
2020-02-28  8:26                                 ` Andrea Corallo
2020-02-28  9:23                                   ` yyoncho
2020-04-26 12:00                           ` Andrea Corallo
2020-04-27  4:41                             ` yyoncho
2019-12-26 20:26     ` Stefan Monnier
2019-12-26 20:58       ` dick.r.chiang
2019-12-26 21:57       ` Andrea Corallo
2019-12-27  8:22         ` Eli Zaretskii
2019-12-27 10:49           ` Andrea Corallo
2019-12-28 16:10           ` dick.r.chiang
2019-12-28 17:31             ` Eli Zaretskii
2019-12-31 10:24           ` Andrea Corallo
2019-12-31 15:51             ` Eli Zaretskii
2019-12-31 16:21               ` Andrea Corallo
2019-12-31 16:47                 ` Eli Zaretskii
2019-12-31 22:15                   ` Óscar Fuentes
2020-01-01 12:41                   ` Andrea Corallo
2020-01-01 15:14                     ` Stefan Monnier
2020-01-01 18:42                       ` Andrea Corallo
2020-01-02  7:55                         ` arthur miller
2020-01-02 11:31                           ` Andrea Corallo
2020-01-02 13:53                             ` Eli Zaretskii
2020-01-04 18:17                           ` Stefan Monnier
2020-01-05  1:33                             ` Jean-Christophe Helary
2020-01-05  4:51                               ` Stefan Monnier
2020-01-05  5:18                                 ` Jean-Christophe Helary
2020-01-05  6:36                                   ` Stefan Monnier
2020-01-02 13:47                         ` Eli Zaretskii
2020-01-04 18:14                         ` Stefan Monnier
2020-01-05 10:00                           ` Andrea Corallo
2020-01-02 11:47                       ` Andrea Corallo
2020-01-02 16:52                         ` Ergus
2020-01-02 17:55                           ` Andrea Corallo
2020-01-11 14:10                         ` Andrea Corallo
2020-02-04 11:28                           ` Andrea Corallo
2020-02-04 15:30                             ` Eli Zaretskii
2020-02-04 18:39                               ` Andrea Corallo
2020-02-04 18:58                                 ` Eli Zaretskii
2020-02-04 19:00                                 ` Paul Eggert
2020-02-04 20:30                                   ` Andrea Corallo
2020-02-05 10:15                                     ` Andrea Corallo
2020-02-05 14:24                                       ` Stefan Monnier
2020-02-15  9:29                                         ` Andrea Corallo
2020-02-16 18:18                                           ` Andrea Corallo
2020-02-22 10:15                                             ` On elisp running native - deferred compilation Andrea Corallo
2020-02-22 14:19                                               ` Stefan Monnier
2020-03-04 19:34                                             ` On elisp running native Andrea Corallo
2020-03-04 20:21                                               ` Michael Albinus
2020-03-04 22:16                                                 ` Andrea Corallo
2020-03-05 19:33                                                   ` Michael Albinus
2020-03-06 21:44                                                     ` Andrea Corallo
2020-03-07  9:09                                                       ` Michael Albinus
2020-03-07  9:33                                                         ` Andrea Corallo
2020-03-07  9:41                                                           ` Michael Albinus
     [not found]                                                             ` <xjf36akjx8e.fsf@sdf.org>
     [not found]                                                               ` <87y2sca2ex.fsf@gmx.de>
     [not found]                                                                 ` <xjfy2scigxn.fsf@sdf.org>
     [not found]                                                                   ` <xjftv30hytf.fsf@sdf.org>
2020-03-07 17:57                                                                     ` Michael Albinus
2020-03-07 18:49                                                                       ` Andrea Corallo
2020-03-07 18:54                                                                         ` Michael Albinus
2020-03-07 19:19                                                                           ` Andrea Corallo
2020-03-08 15:03                                                                             ` Andrea Corallo
2020-03-08 20:16                                                                               ` Michael Albinus
2020-03-08 20:55                                                                                 ` Andrea Corallo
2020-03-08 21:09                                                                                   ` Michael Albinus
2020-03-08 21:29                                                                                     ` Andrea Corallo
2020-03-08 21:32                                                                                       ` Michael Albinus
2020-03-08 21:37                                                                                         ` Andrea Corallo
2020-03-05 10:54                                               ` Adam Porter
2020-03-05 12:43                                                 ` Gong-Yi Liao 廖宮毅
2020-03-05 13:27                                                   ` Andrea Corallo
2020-03-08 14:37                                                     ` Gong-Yi Liao 廖宮毅
2020-03-08 15:13                                                       ` Andrea Corallo
2020-03-15 19:00                                                     ` Gong-Yi Liao 廖宮毅
2020-03-15 20:00                                                       ` Andrea Corallo
2020-03-05 13:19                                                 ` Andrea Corallo
2020-03-05 14:42                                                   ` Adam Porter
2020-03-05 19:46                                                     ` Andrea Corallo
2020-03-06 21:15                                                   ` Adam Porter
2020-03-06 21:23                                                     ` Adam Porter
2020-03-06 21:52                                                       ` Andrea Corallo
2020-03-11 22:04                                                 ` Andrea Corallo
2020-03-12 17:10                                                   ` Adam Porter
2020-03-12 17:34                                                   ` Stefan Monnier
2020-03-12 18:03                                                     ` Andrea Corallo
2020-03-23 21:36                                               ` On elisp running native - Update7 Andrea Corallo
2020-03-24  2:59                                                 ` Gong-Yi Liao 廖宮毅
2020-03-24  8:44                                                   ` Andrea Corallo
2020-05-16 15:24                                                 ` On elisp running native - Update 8 Andrea Corallo
2020-05-16 16:21                                                   ` Eli Zaretskii
2020-05-16 20:44                                                     ` Andrea Corallo
2020-05-16 18:22                                                   ` Gregor Zattler
2020-05-16 19:59                                                     ` Andrea Corallo
2020-05-17  5:26                                                       ` Gregor Zattler
2020-06-14 13:23                                                   ` On elisp running native - Update 9 Andrea Corallo
2020-06-14 17:23                                                     ` arthur miller
2020-06-15  5:04                                                     ` Gong-Yi Liao 廖宮毅
2020-06-15  7:41                                                       ` Andrea Corallo
2020-06-17 23:54                                                     ` Stefan Monnier
2020-06-18  6:55                                                       ` Andrea Corallo
2020-07-16 20:00                                                     ` On elisp running native - Update 10 Andrea Corallo via Emacs development discussions.
2020-08-17 18:43                                                       ` On elisp running native - Update 11 Andrea Corallo via Emacs development discussions.
2020-08-18  5:13                                                         ` Arthur Miller
2020-08-18  8:17                                                           ` Andrea Corallo via Emacs development discussions.
2020-09-26 10:35                                                         ` On elisp running native - Update 12 Andrea Corallo via Emacs development discussions.
2020-09-26 14:29                                                           ` T.V Raman
2020-09-26 14:56                                                             ` Andrea Corallo via Emacs development discussions.
2020-09-26 15:07                                                               ` T.V Raman
2020-09-28 12:22                                                                 ` Lars Brinkhoff
2020-09-28 14:03                                                                   ` T.V Raman
2020-09-27 10:35                                                           ` Arthur Miller
2020-09-27 18:28                                                             ` Andrea Corallo via Emacs development discussions.
2020-09-27 18:30                                                               ` Lars Ingebrigtsen
2020-09-27 20:39                                                                 ` T.V Raman
2020-09-27 22:10                                                                 ` Stefan Monnier
2020-09-28  6:06                                                                 ` Eli Zaretskii
2020-09-28 10:28                                                                   ` Andrea Corallo via Emacs development discussions.
2020-09-28 10:45                                                                     ` Eli Zaretskii
2020-09-28 11:02                                                                       ` Andrea Corallo via Emacs development discussions.
2020-09-27 20:37                                                               ` T.V Raman
2020-09-28 14:10                                                           ` Yuan Fu
2020-09-28 14:51                                                             ` Andrea Corallo via Emacs development discussions.
2020-09-28 15:20                                                               ` Yuan Fu
2020-09-28 15:32                                                                 ` Andrea Corallo via Emacs development discussions.
2020-09-28 15:19                                                           ` Caio Henrique
2020-09-28 15:39                                                             ` Andrea Corallo via Emacs development discussions.
2020-09-28 16:12                                                               ` Caio Henrique
2020-09-28 17:21                                                                 ` Andrea Corallo via Emacs development discussions.
2021-01-01 18:37                                                           ` On elisp running native - Update 13 Andrea Corallo via Emacs development discussions.
2021-01-01 20:07                                                             ` tomas
2020-01-01 15:19                     ` On elisp running native Óscar Fuentes
2020-01-01 18:48                       ` Andrea Corallo
2020-01-01 14:59             ` Stefan Monnier
2020-03-15 14:21 ` Spenser Truex
2020-03-15 20:10   ` Andrea Corallo
2020-03-18 14:58     ` Lars Brinkhoff
2020-03-18 17:14       ` Andrea Corallo
  -- strict thread matches above, loose matches on Subject: below --
2020-01-02 21:47 arthur miller
2020-03-06 13:28 Zhu Zihao
2020-03-06 17:51 ` Andrea Corallo
2020-03-09 17:55   ` Zhu Zihao
2020-03-09 18:52     ` Andrea Corallo
2020-03-09 19:14       ` Zhu Zihao
2020-03-09 19:41         ` Andrea Corallo
2020-03-09 21:06         ` Stefan Monnier
2020-03-09 19:18       ` Eli Zaretskii
2020-03-09 19:42         ` Andrea Corallo
2020-04-05 21:48         ` Andrea Corallo
2020-03-10 16:15   ` Zhu Zihao
2020-03-10 17:46     ` Andrea Corallo

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