AArch64 Port

1 files changed, 65 insertions, 0 deletions

diff --git a/ports/sysdeps/aarch64/dl-tlsdesc.h b/ports/sysdeps/aarch64/dl-tlsdesc.h
new file mode 100644
index 0000000000..514e4ecfb8
--- /dev/null
+++ b/ports/sysdeps/aarch64/dl-tlsdesc.h
@@ -0,0 +1,65 @@
+/* Thread-local storage descriptor handling in the ELF dynamic linker.
+   AArch64 version.
+   Copyright (C) 2011, 2012 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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef _AARCH64_DL_TLSDESC_H
+#define _AARCH64_DL_TLSDESC_H 1
+
+/* Type used to represent a TLS descriptor in the GOT.  */
+struct tlsdesc
+{
+  ptrdiff_t (*entry) (struct tlsdesc *);
+  void *arg;
+};
+
+typedef struct dl_tls_index
+{
+  unsigned long int ti_module;
+  unsigned long int ti_offset;
+} tls_index;
+
+/* Type used as the argument in a TLS descriptor for a symbol that
+   needs dynamic TLS offsets.  */
+struct tlsdesc_dynamic_arg
+{
+  tls_index tlsinfo;
+  size_t gen_count;
+};
+
+extern ptrdiff_t attribute_hidden
+_dl_tlsdesc_return (struct tlsdesc *);
+
+extern ptrdiff_t attribute_hidden
+_dl_tlsdesc_undefweak (struct tlsdesc *);
+
+extern ptrdiff_t attribute_hidden
+_dl_tlsdesc_resolve_rela (struct tlsdesc *);
+
+extern ptrdiff_t attribute_hidden
+_dl_tlsdesc_resolve_hold (struct tlsdesc *);
+
+# ifdef SHARED
+extern void *internal_function _dl_make_tlsdesc_dynamic (struct link_map *,
+							 size_t);
+
+extern ptrdiff_t attribute_hidden
+_dl_tlsdesc_dynamic (struct tlsdesc *);
+#endif
+
+#endif