1/*
2 * @TAG(OTHER_MIT)
3 */
4/*
5 * Copyright �� 2005-2014 Rich Felker, et al.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining
8 * a copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sublicense, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be
16 * included in all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
21 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
22 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 */
26
27/*
28 * This has been implemented in assembly to ensure that the following
29 * requirements from section 4.3.5 of the Run-time ABI for ARM
30 * Architecture are met:
31 *
32 * Implementations of this function should corrupt only the result
33 * register (r0) and the non-parameter integer core registers allowed to
34 * be corrupted by the [AAPCS] (ip, lr, and CPSR). Registers r1 -r3 must
35 * be preserved.
36 */
37.syntax unified
38.global __aeabi_read_tp
39.type __aeabi_read_tp,%function
40__aeabi_read_tp:
41	push {r1,r2,r3,lr}
42	bl __aeabi_read_tp_c
43	pop {r1,r2,r3,lr}
44	bx lr
45