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Re: [PATCH roland/tls-init] PowerPC: Define TLS_DEFINE_INIT_TP
- From: Roland McGrath <roland at hack dot frob dot com>
- To: "GNU C. Library" <libc-alpha at sourceware dot org>
- Date: Mon, 9 Jun 2014 13:33:07 -0700 (PDT)
- Subject: Re: [PATCH roland/tls-init] PowerPC: Define TLS_DEFINE_INIT_TP
- Authentication-results: sourceware.org; auth=none
Not tested at all, but this should not change anything.
OK?
Thanks,
Roland
* nptl/sysdeps/powerpc/tls.h (TLS_DEFINE_INIT_TP): New macro.
* sysdeps/unix/sysv/linux/powerpc/createthread.c: File removed.
--- a/nptl/sysdeps/powerpc/tls.h
+++ b/nptl/sysdeps/powerpc/tls.h
@@ -132,6 +132,10 @@ register void *__thread_register __asm__ ("r13");
# define TLS_INIT_TP(tcbp) \
(__thread_register = (void *) (tcbp) + TLS_TCB_OFFSET, NULL)
+/* Value passed to 'clone' for initialization of the thread register. */
+# define TLS_DEFINE_INIT_TP(tp, pd) \
+ void *tp = (void *) (pd) + TLS_TCB_OFFSET + TLS_PRE_TCB_SIZE
+
/* Return the address of the dtv for the current thread. */
# define THREAD_DTV() \
(((tcbhead_t *) (__thread_register - TLS_TCB_OFFSET))[-1].dtv)
--- a/sysdeps/unix/sysv/linux/powerpc/createthread.c
+++ /dev/null
@@ -1,24 +0,0 @@
-/* Copyright (C) 2003-2014 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Paul Mackerras <paulus@au.ibm.com>.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-/* Value passed to 'clone' for initialization of the thread register. */
-#define TLS_VALUE ((void *) (pd) \
- + TLS_TCB_OFFSET + TLS_PRE_TCB_SIZE)
-
-/* Get the real implementation. */
-#include <nptl/sysdeps/pthread/createthread.c>