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authorRoland McGrath <roland@gnu.org>2003-02-25 23:45:16 +0000
committerRoland McGrath <roland@gnu.org>2003-02-25 23:45:16 +0000
commit1d02f71fe4046c1cd17ff6b6687a89932797cb3b (patch)
treed73f941e908994fa60b5932d98510aaf5cb15c2f /sysdeps/powerpc/powerpc64/dl-tls.h
parentfec417190420a427bec2340853f42051da251b65 (diff)
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linuxthreads/ChangeLog
2003-02-25  Roland McGrath  <roland@redhat.com>


	* sysdeps/powerpc/powerpc64/dl-machine.h: Support new TLS relocs.
	* sysdeps/powerpc/powerpc64/dl-tls.h: New file.
Diffstat (limited to 'sysdeps/powerpc/powerpc64/dl-tls.h')
-rw-r--r--sysdeps/powerpc/powerpc64/dl-tls.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/sysdeps/powerpc/powerpc64/dl-tls.h b/sysdeps/powerpc/powerpc64/dl-tls.h
new file mode 100644
index 0000000000..a353bbc4ae
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/dl-tls.h
@@ -0,0 +1,40 @@
+/* Thread-local storage handling in the ELF dynamic linker.  PowerPC64 version.
+   Copyright (C) 2003 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.  */
+
+
+/* Type used for the representation of TLS information in the TOC.  */
+typedef struct
+{
+  unsigned long int ti_module;
+  unsigned long int ti_offset;
+} tls_index;
+
+
+#ifdef SHARED
+
+extern void *__tls_get_addr (tls_index *ti);
+
+/* Dynamic thread vector pointers point 0x8000 past the start of each
+   TLS block.  */
+# define TLS_DTV_OFFSET		0x8000
+
+# define GET_ADDR_OFFSET	(ti->ti_offset + TLS_DTV_OFFSET)
+# define __TLS_GET_ADDR(__ti)	(__tls_get_addr (__ti) - TLS_DTV_OFFSET)
+
+#endif