glibc/nptl/sysdeps/alpha/tcb-offsets.sym
Richard Henderson cbc53df0fa * sysdeps/unix/sysv/linux/alpha/clone.S (__clone): Add support for NPTL where the PID is stored at userlevel and needs to be reset when CLONE_THREAD is not used. nptl/ * sysdeps/unix/sysv/linux/alpha/clone.S: New file. * sysdeps/alpha/tcb-offsets.sym (TID_OFFSET): New.
2004-12-17  Richard Henderson  <rth@redhat.com>

	* sysdeps/unix/sysv/linux/alpha/clone.S (__clone): Add support
	for NPTL where the PID is stored at userlevel and needs to be
	reset when CLONE_THREAD is not used.
2004-12-17 10:11:44 +00:00

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#include <sysdep.h>
#include <tls.h>
--
-- Abuse tls.h macros to derive offsets relative to the thread register.
-- # define __builtin_thread_pointer() ((void *) 0)
-- # define thread_offsetof(mem) ((void *) &THREAD_SELF->mem - (void *) 0)
-- Ho hum, this doesn't work in gcc4, so Know Things about THREAD_SELF
#define thread_offsetof(mem) (long)(offsetof(struct pthread, mem) - sizeof(struct pthread))
MULTIPLE_THREADS_OFFSET thread_offsetof (header.multiple_threads)
PID_OFFSET thread_offsetof (pid)
TID_OFFSET thread_offsetof (tid)