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Date:      Thu, 14 Dec 2006 16:35:41 +0100
From:      Ivan Voras <ivoras@fer.hr>
To:        freebsd-current@freebsd.org
Subject:   Re: Let's use gcc-4.2, not 4.1 -- OpenMP
Message-ID:  <elrr0d$8g1$1@sea.gmane.org>
In-Reply-To: <200612140917.25523@aldan>
References:  <20061213192150.CF83D16A417@hub.freebsd.org>	<200612131711.50921.mi%2Bmx@aldan.algebra.com>	<4580DFAB.3080601@FreeBSD.org> <200612140917.25523@aldan>

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Mikhail Teterin wrote:

> Although commercial compilers (like Intel's icc for Windows and Linux, or Sun 
> Studio on Solaris, or Visual Studio on Windows) have supported OpenMP pragmas 
> for a while (icc even allows parallelizing accross multiple machines), 
> gcc-4.2 is the first release of GCC that supports it (with `-fopenmp' flag).
> 
> I anticipate, "out-of-the-box" OpenMP support will soon be one of the 
> required "check-boxes" for an OS to be considered for many things...

For what it's worth: +1. It's going to be practically required even for
medium-performance applications as CPU clock rate stagnate and more
cores are grown. I've recently seen a 16-cpu x86 server in 1U! (granted,
8 of those are hyperthreaded "CPUs" ;) )




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