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Re: Is gcc thread-unsafe?

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From: Samuel Tardieu <sam@...>
To: <davids@...>, Kleen, Andi <ak@...>, Torvalds, Linus <torvalds@...>, Arjan van de Ven <arjan@...>, Nick Piggin <nickpiggin@...>
Cc: Linux-Kernel@Vger. Kernel. Org <linux-kernel@...>
Subject: Re: Is gcc thread-unsafe?
Date: Thursday, October 25, 2007 - 5:44 am

>>>>> "Nick" == Nick Piggin <nickpiggin@yahoo.com.au> writes:

Nick> Either way, I think we really need a way to turn it off for
Nick> Linux.

Someone would need to add an option to disable the "cselim" pass in
GCC tree-ssa-phiopt.c as far as I can tell from reading GCC source.

  Sam
-- 
Samuel Tardieu -- sam@rfc1149.net -- http://www.rfc1149.net/

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Messages in current thread:
Is gcc thread-unsafe?, Nick Piggin, (Wed Oct 24, 11:24 pm)
Re: Is gcc thread-unsafe?, Phillip Susi, (Wed Oct 31, 6:10 pm)
Re: Is gcc thread-unsafe?, Linus Torvalds, (Thu Oct 25, 10:55 am)
Re: Is gcc thread-unsafe?, Ismail , (Thu Oct 25, 6:26 pm)
Re: Is gcc thread-unsafe?, Jeff Garzik, (Thu Oct 25, 6:56 pm)
Re: Is gcc thread-unsafe?, Jeff Garzik, (Thu Oct 25, 7:04 pm)
RE: Is gcc thread-unsafe?, David Schwartz, (Thu Oct 25, 5:42 pm)
Re: Is gcc thread-unsafe?, Nick Piggin, (Thu Oct 25, 7:22 pm)
Re: Is gcc thread-unsafe?, Andrew Haley, (Fri Oct 26, 7:59 am)
Re: Is gcc thread-unsafe?, Andrew Haley, (Fri Oct 26, 7:59 am)
Re: Is gcc thread-unsafe?, Chris Friesen, (Fri Oct 26, 1:39 pm)
Re: Is gcc thread-unsafe?, Pekka Enberg, (Thu Oct 25, 11:12 am)
Re: Is gcc thread-unsafe?, Andi Kleen, (Thu Oct 25, 3:15 am)
Re: Is gcc thread-unsafe?, Nick Piggin, (Thu Oct 25, 6:49 pm)
Re: Is gcc thread-unsafe?, Andi Kleen, (Thu Oct 25, 7:09 pm)
Re: Is gcc thread-unsafe?, Nick Piggin, (Thu Oct 25, 7:43 pm)
Re: Is gcc thread-unsafe?, Andi Kleen, (Thu Oct 25, 7:55 pm)
Re: Is gcc thread-unsafe?, Nick Piggin, (Thu Oct 25, 7:57 pm)
Re: Is gcc thread-unsafe?, Linus Torvalds, (Thu Oct 25, 7:14 pm)
Re: Is gcc thread-unsafe?, Andi Kleen, (Thu Oct 25, 7:16 pm)
Re: Is gcc thread-unsafe?, Linus Torvalds, (Thu Oct 25, 7:32 pm)
Re: Is gcc thread-unsafe?, Andi Kleen, (Thu Oct 25, 7:42 pm)
Re: Is gcc thread-unsafe?, Willy Tarreau, (Fri Oct 26, 12:57 am)
Re: Is gcc thread-unsafe?, Linus Torvalds, (Thu Oct 25, 7:57 pm)
Re: Is gcc thread-unsafe?, Zachary Amsden, (Thu Oct 25, 9:15 pm)
Re: Is gcc thread-unsafe?, linux-os (Dick Johnson), (Thu Oct 25, 7:58 am)
Re: Is gcc thread-unsafe?, Andi Kleen, (Thu Oct 25, 8:16 am)
Re: Is gcc thread-unsafe?, Arjan van de Ven, (Wed Oct 24, 11:46 pm)
Re: Is gcc thread-unsafe?, Nick Piggin, (Wed Oct 24, 11:58 pm)
RE: Is gcc thread-unsafe?, David Schwartz, (Thu Oct 25, 12:29 am)
Re: Is gcc thread-unsafe?, Nick Piggin, (Thu Oct 25, 12:47 am)
Re: Is gcc thread-unsafe?, Samuel Tardieu, (Thu Oct 25, 5:44 am)
Re: Is gcc thread-unsafe?, Andi Kleen, (Thu Oct 25, 5:55 am)
Re: Is gcc thread-unsafe?, Arjan van de Ven, (Thu Oct 25, 12:35 am)