| To: | "H . J . Lu" <hjl@lucon.org> |
|---|---|
| Subject: | Re: thread-ready ABIs |
| From: | Ulrich Drepper <drepper@redhat.com> |
| Date: | 18 Jan 2002 11:20:17 -0800 |
| Cc: | GNU libc hacker <libc-hacker@sources.redhat.com>, linux-mips@oss.sgi.com |
| In-reply-to: | <20020118110844.A25165@lucon.org> |
| References: | <m3elkoa5dw.fsf@myware.mynet> <20020118101908.C23887@lucon.org> <m3elkn4ikq.fsf@myware.mynet> <20020118110844.A25165@lucon.org> |
| 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) |
"H . J . Lu" <hjl@lucon.org> writes: > I can write to k0/k1. But the value is not perserved by kernel. Strange. This means the registers cannot have been used so far and if the kernel can be changed it is free. > I don't think so. k0/k1 is reserved for OS. I don't know if OS can > restore it for use space or not. There are so many different MIPS implementations that I wouldn't bet on it. One would have to look at the minimum architecture definition. Also, what do the new MIPS32 cores do? -- ---------------. ,-. 1325 Chesapeake Terrace Ulrich Drepper \ ,-------------------' \ Sunnyvale, CA 94089 USA Red Hat `--' drepper at redhat.com `------------------------ |
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