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Re: thread-ready ABIs

From: Ulrich Drepper <drepper at redhat dot com>
To: Andi Kleen <ak at suse dot de>
Cc: Jakub Jelinek <jakub at redhat dot com>, libc-hacker at sources dot redhat dot com, aj at suse dot de
Date: 18 Jan 2002 09:02:54 -0800
Subject: Re: thread-ready ABIs
References: <m3elkoa5dw.fsf@myware.mynet.suse.lists.libc-hacker><p738zawhsab.fsf@oldwotan.suse.de> <m3n0zb63t8.fsf@myware.mynet><20020118172031.D987@sunsite.ms.mff.cuni.cz><20020118175027.A20498@wotan.suse.de>
Reply-to: drepper at redhat dot com (Ulrich Drepper)

Andi Kleen <ak@suse.de> writes:

> That would be certainly not worth it. I hope at least that it is an
> big improvement for glibc, offseting the cost it adds to the context
> switch. 

This changes reaches far beyond glibc, it's an ABI change which can be
used by the compiler to generate much better code for threaded apps.
Look at the IA-64 ABI.  I'll have at some time similar documentation
for the other architectures but not now.

-- 
---------------.                          ,-.   1325 Chesapeake Terrace
Ulrich Drepper  \    ,-------------------'   \  Sunnyvale, CA 94089 USA
Red Hat          `--' drepper at redhat.com   `------------------------

References:
- Re: thread-ready ABIs
  - From: Ulrich Drepper
- Re: thread-ready ABIs
  - From: Jakub Jelinek

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