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authorUlrich Drepper <drepper@redhat.com>2009-04-15 00:16:11 +0000
committerUlrich Drepper <drepper@redhat.com>2009-04-15 00:16:11 +0000
commit27396822d7736015a7518026aea4e741e01b2fbb (patch)
treebf76d8db51a6f335d586a52da33ac48b4a934b90 /sysdeps
parent237a886716adae64c0e14b98c7b01ae6758b5dd0 (diff)
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__tls_get_addr for SH.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/sh/libc-tls.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/sysdeps/sh/libc-tls.c b/sysdeps/sh/libc-tls.c
new file mode 100644
index 0000000000..1a7db55c50
--- /dev/null
+++ b/sysdeps/sh/libc-tls.c
@@ -0,0 +1,33 @@
+/* Thread-local storage handling in the ELF dynamic linker.  SH version.
+   Copyright (C) 2009 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <csu/libc-tls.c>
+#include <dl-tls.h>
+
+/* On SH, linker optimizations are not required, so __tls_get_addr
+   can be called even in statically linked binaries.  In this case module
+   must be always 1 and PT_TLS segment exist in the binary, otherwise it
+   would not link.  */
+
+void *
+__tls_get_addr (tls_index *ti)
+{
+  dtv_t *dtv = THREAD_DTV ();
+  return (char *) dtv[1].pointer.val + ti->ti_offset;
+}