1/* Override generic sotruss-lib.c to define actual functions for MicroBlaze.
2 Copyright (C) 2012-2022 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 HAVE_ARCH_PLTENTER
20#define HAVE_ARCH_PLTEXIT
21
22#include <elf/sotruss-lib.c>
23
24ElfW(Addr)
25la_microblaze_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)),
26 unsigned int ndx __attribute__ ((unused)),
27 uintptr_t *refcook, uintptr_t *defcook,
28 La_microblaze_regs *regs, unsigned int *flags,
29 const char *symname, long int *framesizep)
30{
31 print_enter (refcook, defcook, symname,
32 reg1: regs->lr_r0, reg2: regs->lr_r1, reg3: regs->lr_sp,
33 flags: *flags);
34
35 /* No need to copy anything, we will not need the parameters in any case. */
36 *framesizep = 0;
37
38 return sym->st_value;
39}
40
41unsigned int
42la_microblaze_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx,
43 uintptr_t *refcook,
44 uintptr_t *defcook,
45 const struct La_microblaze_regs *inregs,
46 struct La_microblaze_retval *outregs,
47 const char *symname)
48{
49 print_exit (refcook, defcook, symname, reg: outregs->lrv_r3);
50
51 return 0;
52}
53

source code of glibc/sysdeps/microblaze/sotruss-lib.c