diff options
Diffstat (limited to 'sysdeps/aarch64/libc-tls.c')
-rw-r--r-- | sysdeps/aarch64/libc-tls.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/sysdeps/aarch64/libc-tls.c b/sysdeps/aarch64/libc-tls.c new file mode 100644 index 0000000000..c67ef277a7 --- /dev/null +++ b/sysdeps/aarch64/libc-tls.c @@ -0,0 +1,32 @@ +/* Copyright (C) 2005-2014 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/>. */ + +#include <csu/libc-tls.c> +#include <dl-tls.h> + +/* On AArch64, 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; +} |