Gentoo Archives: gentoo-user

From: Nikos Chantziaras <realnc@×××××.com>
To: gentoo-user@l.g.o
Subject: [gentoo-user] Re: gcc with graphite flag?
Date: Sun, 30 Apr 2017 20:35:07
Message-Id: oe5hou$9so$1@blaine.gmane.org
In Reply to: Re: [gentoo-user] Re: gcc with graphite flag? by Walter Dnes
1 On 04/30/2017 10:36 PM, Walter Dnes wrote:
2 > On Sun, Apr 30, 2017 at 10:09:16PM +0300, Nikos Chantziaras wrote
3 >> On 04/30/2017 05:04 PM, J. Roeleveld wrote:
4 >>> On Sunday, April 30, 2017 2:18:42 PM CEST Nikos Chantziaras wrote:
5 >>>>
6 >>>> Btw, I don't think that USE flag is useful for anything, unless you put
7 >>>> the graphite optimization flags in your CFLAGS (-floop-interchange
8 >>>> -floop-strip-mine -floop-block). If you don't use those, there shouldn't
9 >>>> be a reason to enable the graphite flag.
10 >>>
11 >>>
12 >>> Is there any benefit from using graphite and these CFLAGS on a current
13 >>> Gentoo system?
14 >>>
15 >>> Using a simple google-search, I can't find anything recent.
16 >>
17 >> What Rasmus said, but the differences aren't going to be noticeable in
18 >> general use. For heavy number crunching (like video encoding) or huge
19 >> batch jobs or high-traffic servers maybe, but for normal desktop PC use
20 >> there's not going to be a difference.
21 >
22 > For Pale Moon, the developers want...
23 >
24 > -floop-parallelize-all -fpredictive-commoning -ftree-loop-distribution -ftree-vectorize
25 >
26 > I follow those specs when doing a contributed build.
27
28 Are these using graphite though?

Replies

Subject Author
Re: [gentoo-user] Re: gcc with graphite flag? Walter Dnes <waltdnes@××××××××.org>