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authorUlrich Drepper <drepper@redhat.com>2003-01-17 19:57:05 +0000
committerUlrich Drepper <drepper@redhat.com>2003-01-17 19:57:05 +0000
commit0f0b799489b3b4df2c69c9a6844be6a8f294778d (patch)
treeeb3e992ccc2b6635acfb7828bd8a00f4a69049ac /sysdeps/alpha/libc-tls.c
parentd1852dbb73b0ceb21cd132bb57ac2cee2364d786 (diff)
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Update.
2003-01-17  Richard Henderson  <rth@redhat.com>

	* sysdeps/alpha/dl-machine.h (elf_machine_type_class): Add TLS
	relocs for class PLT.
	* sysdeps/alpha/libc-tls.c: New file.
	* sysdeps/unix/alpha/sysdep.S (EPILOGUE, GPSAVEREG): New.
	(LOADGP) [!PIC]: Rewrite to preserve caller's gp.

2003-01-17  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/ia64/dl-static.c (_dl_static_init): Use
	__libc_lock_{,un}lock_recursive instead of __libc_lock_{,un}lock
	on _dl_static_lock.
Diffstat (limited to 'sysdeps/alpha/libc-tls.c')
-rw-r--r--sysdeps/alpha/libc-tls.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/sysdeps/alpha/libc-tls.c b/sysdeps/alpha/libc-tls.c
new file mode 100644
index 0000000000..434d5d9313
--- /dev/null
+++ b/sysdeps/alpha/libc-tls.c
@@ -0,0 +1,37 @@
+/* Thread-local storage handling in the ELF dynamic linker.  Alpha 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.  */
+
+#include <sysdeps/generic/libc-tls.c>
+#include <dl-tls.h>
+
+#if USE_TLS
+
+/* On Alpha, 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 + ti->ti_offset;
+}
+
+#endif