1/* 64 bit S/390-specific implementation of profiling support.
2 Copyright (C) 2018-2024 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#define MCOUNT_SYMBOL _mcount
20#define MCOUNT_CALLER_OFF 232 /* Pushed by the _mcount stub. */
21#define MCOUNT_CALLEE_REG 14 /* Normal calling convention. */
22#define MCOUNT_RETURN_REG 14
23#include "s390x-mcount.h"
24#undef MCOUNT_SYMBOL
25#undef MCOUNT_CALLER_OFF
26#undef MCOUNT_CALLEE_REG
27#undef MCOUNT_RETURN_REG
28
29#define MCOUNT_SYMBOL __fentry__
30#define MCOUNT_CALLER_OFF 160 /* Saved %r14. */
31#define MCOUNT_CALLEE_REG 0 /* __fentry__ calling convention. */
32#define MCOUNT_RETURN_REG 1 /* Cannot return via %r0. */
33#include "s390x-mcount.h"
34#undef MCOUNT_SYMBOL
35#undef MCOUNT_CALLER_OFF
36#undef MCOUNT_CALLEE_REG
37#undef MCOUNT_RETURN_REG
38
39#undef mcount
40weak_alias (_mcount, mcount)
41

source code of glibc/sysdeps/s390/s390-64/s390x-mcount.S