From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <2754253.1213189750006.JavaMail.ngmail@domain.hid> Date: Wed, 11 Jun 2008 15:09:10 +0200 (CEST) From: "M. Koehrer" In-Reply-To: <2ff1a98a0806110545u52fc2606s147fe01003a1e1cb@domain.hid> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable References: <2ff1a98a0806110545u52fc2606s147fe01003a1e1cb@domain.hid> <14821321.1213179993177.JavaMail.ngmail@domain.hid> <2ff1a98a0806110516h46fa524br98b2b8409beedc7d@domain.hid> <2ff1a98a0806110518ob7cb5b5h7c0471e3c3ce8c09@domain.hid> <28245271.1213187856046.JavaMail.ngmail@domain.hid> Subject: Re: [Xenomai-help] Are xmm-registers saved with a (task) context List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: gilles.chanteperdrix@xenomai.org, mathias_koehrer@domain.hid Cc: xenomai@xenomai.org Hi Gilles. > Ok. My memories were a bit imprecise. The whole question boils down to > know whether the "fxsave" instruction saves the XMM registers. I think > it does, but you would probably better check in the documentation. Ok, I have looked in the Intel documentation for the FXSAVE operation: "Saves the current state of the x87 FPU, MMX technology, XMM, and MXCSR reg= isters to a 512-byte memory location specified in the destination operand." Thus means, every thing is fine and I can used the XMM registers without ri= sk. Thanks for the support. Mathias --=20 Mathias Koehrer mathias_koehrer@domain.hid Jetzt komfortabel bei Arcor-Digital TV einsteigen: Mehr Happy Ends, mehr He= rzschmerz, mehr Fernsehen! Erleben Sie 50 digitale TV Programme und optiona= l 60 Pay TV Sender, einen elektronischen Programmf=FChrer mit Movie Star Be= wertungen von TV Movie. Au=DFerdem, aktuelle Filmhits und spannende Dokus i= n der Arcor-Videothek. Infos unter www.arcor.de/tv