1/* Copyright (C) 2012-2021 Free Software Foundation, Inc.
2   This file is part of the GNU C Library.
3
4   The GNU C Library is free software; you can redistribute it and/or
5   modify it under the terms of the GNU Lesser General Public
6   License as published by the Free Software Foundation; either
7   version 2.1 of the License, or (at your option) any later version.
8
9   The GNU C Library is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12   Lesser General Public License for more details.
13
14   You should have received a copy of the GNU Lesser General Public
15   License along with the GNU C Library; if not, see
16   <https://www.gnu.org/licenses/>.  */
17
18#include <sysdep.h>
19
20ENTRY(__makecontext_ret)
21	/* Mark r14 as undefined in order to stop unwinding here!  */
22	cfi_undefined (r14)
23	basr  %r14,%r7
24	ltr   %r8,%r8			/* Check whether uc_link is 0.  */
25	jz    1f
26	lr    %r2,%r8
27	br    %r9
281:	lhi   %r2,0			/* EXIT return value.  */
29#ifdef NO_HIDDEN
30	/* If SHARED and NO_HIDDEN is defined, we need to setup got pointer
31	   as HIDDEN_JUMPTARGET expands to JUMPTARGET which expands to
32	   exit@PLT.  Otherwise HIDDEN_JUMPTARGET expands to __GI_exit if
33	   SHARED is defined and to exit if SHARED is not defined.  */
34	SYSCALL_PIC_SETUP
35#endif
36	basr	%r1,0
372:
38	al	%r1,3f-2b(%r1)
39	basr	%r14,%r1		/* Call exit.  */
40	j	.+2			/* Trap if exit returns for some reason.  */
413:
42	.long   HIDDEN_JUMPTARGET (exit) - 2b
43END(__makecontext_ret)
44