| To: | "Kevin D. Kissell" <kevink@mips.com> |
|---|---|
| Subject: | Re: thread-ready ABIs |
| From: | Ulrich Drepper <drepper@redhat.com> |
| Date: | 21 Jan 2002 16:16:09 -0800 |
| Cc: | "Ralf Baechle" <ralf@oss.sgi.com>, "Mike Uhler" <uhler@mips.com>, <linux-mips@oss.sgi.com>, "H . J . Lu" <hjl@lucon.org> |
| In-reply-to: | <01be01c1a2d7$6ec299c0$0deca8c0@Ulysses> |
| References: | <m3elkoa5dw.fsf@myware.mynet> <20020118101908.C23887@lucon.org> <01b801c1a081$3f6518e0$0deca8c0@Ulysses> <20020119162415.B31028@dea.linux-mips.net> <m3d703thl6.fsf@myware.mynet> <01be01c1a2d7$6ec299c0$0deca8c0@Ulysses> |
| Reply-to: | drepper@redhat.com (Ulrich Drepper) |
| Sender: | owner-linux-mips@oss.sgi.com |
| User-agent: | Gnus/5.0808 (Gnus v5.8.8) XEmacs/21.5 (asparagus) |
"Kevin D. Kissell" <kevink@mips.com> writes: > As MIPS "owns" the ABI, whether or not the thread register > becomes a part of it is not something that anyone outside > of MIPS can simply decree. Well, MIPS might define the "official" ABI but nobody is forced to use it and if nobody uses it it's nor worth anything. > I'd very much appreciate it if someone would explain to me just what > this register is used for, and why a register needs to be permantly > allocated for this purpose. Simply look at the ABIs for some less-backward processors. Read the thread-local storage section in the IA-64 ABI specification. -- ---------------. ,-. 1325 Chesapeake Terrace Ulrich Drepper \ ,-------------------' \ Sunnyvale, CA 94089 USA Red Hat `--' drepper at redhat.com `------------------------ |
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