Newsgroups: php.internals
Path: news.php.net
Xref: news.php.net php.internals:104143
Return-Path: <kontakt@beberlei.de>
Delivered-To: mailing list internals@lists.php.net
Received: (qmail 3578 invoked from network); 5 Feb 2019 00:48:30 -0000
Received: from unknown (HELO mail-lj1-f178.google.com) (209.85.208.178)
  by pb1.pair.com with SMTP; 5 Feb 2019 00:48:30 -0000
Received: by mail-lj1-f178.google.com with SMTP id x85-v6so1192308ljb.2
        for <internals@lists.php.net>; Mon, 04 Feb 2019 13:29:28 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
        d=beberlei-de.20150623.gappssmtp.com; s=20150623;
        h=mime-version:references:in-reply-to:from:date:message-id:subject:to
         :cc;
        bh=OSzmOojT+HiwUi4AU4ZCVlZC5R8Lw0BReGUIgtlSTn0=;
        b=q7Gh3cRb9rsG+6ogNDNnzmiR9S56g+KIesmtE52EGrEm2iP7cYe85Aud47Bf4Xj0Q4
         X0JoNiBFyzH8W4sALTZIPay3zTo15l2sDU1Tzt8Z70c04q4qXQWKAe3ir78Bxqvii4PP
         F45/e+PPrqhaNwymC0cWoL/7N6t6cwK5Mv2fi1oGhq2vqpYYxuX/HUivwuNfjogQR/Id
         /6+EBZO+d80YKDAft3YtybQScaYhyT6JlnOt1Y9/76uB0NOWFV5gGmzlRu+2+oCA/y0V
         GC65bYVyvqqZNs0VSR/rdm8bjhx0ZMCONz+Tcl5SP/Xu49w5jqj5Xk+F+6DmqK/xF1my
         ofLg==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
        d=1e100.net; s=20161025;
        h=x-gm-message-state:mime-version:references:in-reply-to:from:date
         :message-id:subject:to:cc;
        bh=OSzmOojT+HiwUi4AU4ZCVlZC5R8Lw0BReGUIgtlSTn0=;
        b=LsuKJ0mniawrEmYgQvKm2GHfcCR2LcYdFFIZF9j9Ma7qAeCAco+3SRY2z9M7y/NxXM
         cPf7gLdyFDoRcTKpIuBGCTnIrnJhMaLb5OI5lYkBbXk2/zhmB3kco2H9ticD4Hp6UN58
         NLirJgmj29SrO7O7RyyWbkOUWnH726JuDV7htKO9IXV6wjq6egJXinxAL2BWi4CWABpz
         URKtLE3h3BdC9nZ+cgaCq9B1DPowQqy0n77j7SVRcFk092x2SbJdwmdWGxAlytJVXdwl
         ZOoeqJsC8U7sIFDFns74MHcTOvMr1KjfDDaZP55d5E3HaCMwYYjE0iO3jJRkYe8lIT1j
         DLrw==
X-Gm-Message-State: AHQUAuYi6CB11gxlesMxW4x6XDlvxlArjl8ZLo+QYrYj1eNAKdy6UhoT
	KwH5CvMbEPA05XeR5S0HYSMOQ58Tq0FEHP5nMOdz3sGDS6A=
X-Google-Smtp-Source: AHgI3Iay8JH+oOa6e+JS44cGah07wnvjdiQ6hJ42LAbi0dp62Mwhnh90lJNYC78+7M4f/5/OJ+EtTbo+e87Vj6t34kY=
X-Received: by 2002:a2e:2b8d:: with SMTP id r13-v6mr757855ljr.79.1549315767619;
 Mon, 04 Feb 2019 13:29:27 -0800 (PST)
MIME-Version: 1.0
References: <DM6PR02MB59326E10841277F34E4EFF75BF910@DM6PR02MB5932.namprd02.prod.outlook.com>
In-Reply-To: <DM6PR02MB59326E10841277F34E4EFF75BF910@DM6PR02MB5932.namprd02.prod.outlook.com>
Date: Mon, 4 Feb 2019 22:29:15 +0100
Message-ID: <CAEPJduk8zCuVotRKjU54R_hT806hvzrsUs9AguG4G=s7gSwo9w@mail.gmail.com>
To: Dmitry Stogov <dmitry@zend.com>
Cc: PHP internals <internals@lists.php.net>
Content-Type: multipart/alternative; boundary="000000000000f977710581182f3f"
Subject: Re: [PHP-DEV] [RFC] JIT
From: kontakt@beberlei.de (Benjamin Eberlei)

--000000000000f977710581182f3f
Content-Type: text/plain; charset="UTF-8"

On Thu, Jan 31, 2019 at 10:44 AM Dmitry Stogov <dmitry@zend.com> wrote:

> Hi Internals,
>
>
> I'm glad to finally propose including JIT into PHP.
>
>
> https://wiki.php.net/rfc/jit
>
>
> In the current state it may be included both into PHP-8, where we are
> going to continue active improvement, and into PHP-7.4, as an experimental
> feature.
>

Can you give some information on if there are pre-conditions that must hold
for a function to be jitted, or quit conditions that force the JIT to be
reverted for a function? In addition, it would be helpful for testing if
there was a way to find out if a function was jitted, maybe through
ReflectionMethod/Function or opcache_get_status() ?

>
>
> Thanks. Dmitry.
>

--000000000000f977710581182f3f--