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Date: Sun, 24 Nov 2013 13:23:44 -0600
From: Richard Pennington <rich@...nware.com>
To: musl@...ts.openwall.com
Subject: Clang powerpc pthread_arch.h patch.
I had a problem with clang and __pthread_self() on the powerpc. This is
the patch I applied to work around it.
Index: pthread_arch.h
===================================================================
--- pthread_arch.h (revision 3604)
+++ pthread_arch.h (working copy)
@@ -1,6 +1,11 @@
static inline struct pthread *__pthread_self()
{
+#ifdef __clang__
+ char *tp;
+ __asm__ __volatile__ ("mr %0, 2" : "=r" (tp) : : "2" );
+#else
register char* tp __asm__("r2");
+#endif
return (pthread_t)(tp - 0x7000 - sizeof(struct pthread));
}
-Rich
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