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.
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.
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.
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/>. */
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"
25 #undef MCOUNT_CALLER_OFF
26 #undef MCOUNT_CALLEE_REG
27 #undef MCOUNT_RETURN_REG
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"
35 #undef MCOUNT_CALLER_OFF
36 #undef MCOUNT_CALLEE_REG
37 #undef MCOUNT_RETURN_REG
40 weak_alias (_mcount, mcount)