Date: Sat, 19 Jul 2003 19:09:16 -0700 From: Marcel Moolenaar <marcel@xcllnt.net> To: Mike Makonnen <mtm@identd.net> Cc: freebsd-alpha@freebsd.org Subject: Re: libthr needs your help Message-ID: <20030720020916.GC1219@athlon.pn.xcllnt.net> In-Reply-To: <20030719225226.GA44388@kokeb.ambesa.net> References: <20030719225226.GA44388@kokeb.ambesa.net>
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On Sat, Jul 19, 2003 at 06:52:27PM -0400, Mike Makonnen wrote:
> I need a brave volunteer :-) to implement the remaining 2
> (maybe 3) functions necessary to make libthr work on alpha. If it's
> anything like sparc64 or ia64, then it will only be 5/6 lines
> worth of code. I just committed the stubs this morning and they
> compile fine. They can be found at:
> src/lib/libthr/arch/alpaha/alpha/_curthread.c
Don't forget casuptr() in the kernel. It's currently a stub in
sys/alpha/alpha/machdep.c.
Attached what I think needs to be done on alpha (modulo renaming
mc_spare[0] to somthing meaningful)
Thought,
--
Marcel Moolenaar USPA: A-39004 marcel@xcllnt.net
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Index: _curthread.c
===================================================================
RCS file: /home/ncvs/src/lib/libthr/arch/alpha/alpha/_curthread.c,v
retrieving revision 1.1.1.1
diff -u -r1.1.1.1 _curthread.c
--- _curthread.c 19 Jul 2003 15:57:52 -0000 1.1.1.1
+++ _curthread.c 20 Jul 2003 02:06:26 -0000
@@ -35,13 +35,18 @@
void *
_set_curthread(ucontext_t *uc, struct pthread *thread, int *err)
{
+ *err = 0;
+ if (uc != NULL)
+ uc->uc_mcontext.mc_spare[0] = (uint64_t)thread;
+ else
+ __builtin_set_thread_pointer(thread);
return (NULL);
}
struct pthread *
_get_curthread(void)
{
- return (NULL);
+ __builtin_thread_pointer();
}
void
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