diff options
author | Waldemar Brodkorb <wbx@uclibc-ng.org> | 2017-12-16 21:01:39 +0100 |
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committer | Waldemar Brodkorb <wbx@uclibc-ng.org> | 2017-12-31 11:12:07 +0100 |
commit | 23bb649090ff588e8642f0c581cfe7ce2d29c757 (patch) | |
tree | 4a68d696415fce9f2dd50edf27a79bacbde3fc50 /ldso/ldso/m68k/m68k_read_tp.S | |
parent | 604781391549faafc59516700d9439ab1a7ec19b (diff) |
m68k: add NPTL/TLS support
Port over NPTL/TLS support from GNU C Library.
In the first step only the slower syscall is used for TLS
access. The uClibc-ng testsuite shows 79 errors, so their
is room for bugfixes and improvements.
Diffstat (limited to 'ldso/ldso/m68k/m68k_read_tp.S')
-rw-r--r-- | ldso/ldso/m68k/m68k_read_tp.S | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/ldso/ldso/m68k/m68k_read_tp.S b/ldso/ldso/m68k/m68k_read_tp.S new file mode 100644 index 000000000..cb5280e67 --- /dev/null +++ b/ldso/ldso/m68k/m68k_read_tp.S @@ -0,0 +1,48 @@ +/* Copyright (C) 2010-2017 Free Software Foundation, Inc. + Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010. + + 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. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + 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 <sysdep.h> + + .text +# ifdef IS_IN_rtld +/* rtld gets a hidden copy of __m68k_read_tp. */ + .hidden __m68k_read_tp +# endif + +ENTRY (__m68k_read_tp) + move.l #__NR_get_thread_area, %d0 + trap #0 + move.l %d0, %a0 + rts +END (__m68k_read_tp) |