From: David Malcolm <dmalcolm@redhat.com>
To: "Marc Nieper-Wißkirchen" <marc.nieper+gnu@gmail.com>, jit@gcc.gnu.org
Subject: Re: Global register variables
Date: Thu, 02 Sep 2021 10:33:40 -0400 [thread overview]
Message-ID: <3ce0d8336fb7290d7a1dfcade0b2104dd3efcc77.camel@redhat.com> (raw)
In-Reply-To: <CAEYrNrScQ0FUOJv1Dw3C+ar649cLnYHitdC65dNEnd27PUaimA@mail.gmail.com>
On Tue, 2021-08-31 at 08:39 +0200, Marc Nieper-Wißkirchen via Jit
wrote:
> Does libgccjit support GCC's global register variables ([1])?
Not currently.
>
> If not, could we expect them to be included?
> One major use case of
> libgccjit seems to be JIT compilation of some virtual machine bytecode
> and
> virtual machines usually need a number of global variables (like some
> virtual stack pointer or heap pointer, etc.). It makes a lot of sense
> to
> hold them in global (callee-saved) registers.
Sounds like a useful feature; if someone wants to cook up a patch I can
review it.
Dave
next prev parent reply other threads:[~2021-09-02 14:33 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-31 6:39 Marc Nieper-Wißkirchen
2021-09-02 14:33 ` David Malcolm [this message]
2021-09-02 16:05 ` Sv: " Petter Tomner
2021-09-02 16:33 ` Marc Nieper-Wißkirchen
2021-09-02 16:44 ` Sv: " David Malcolm
2021-09-02 17:06 ` Sv: " Petter Tomner
2021-09-02 17:09 ` Marc Nieper-Wißkirchen
2021-12-07 9:07 ` Marc Nieper-Wißkirchen
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