1 /* Override generic sotruss-lib.c to define actual functions for Nios II.
2 Copyright (C) 2015-2022 Free Software Foundation, Inc.
3
4 This file is part of the GNU C Library.
5
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
10
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library. If not, see
18 <https://www.gnu.org/licenses/>. */
19
20 #define HAVE_ARCH_PLTENTER
21 #define HAVE_ARCH_PLTEXIT
22
23 #include <elf/sotruss-lib.c>
24
25 ElfW(Addr)
la_nios2_gnu_pltenter(ElfW (Sym)* sym,unsigned int ndx,uintptr_t * refcook,uintptr_t * defcook,La_nios2_regs * regs,unsigned int * flags,const char * symname,long int * framesizep)26 la_nios2_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)),
27 unsigned int ndx __attribute__ ((unused)),
28 uintptr_t *refcook, uintptr_t *defcook,
29 La_nios2_regs *regs, unsigned int *flags,
30 const char *symname, long int *framesizep)
31 {
32 print_enter (refcook, defcook, symname,
33 regs->lr_reg[0], regs->lr_reg[1], regs->lr_reg[2],
34 *flags);
35
36 /* No need to copy anything, we will not need the parameters in any case. */
37 *framesizep = 0;
38
39 return sym->st_value;
40 }
41
42 unsigned int
la_nios2_gnu_pltexit(ElfW (Sym)* sym,unsigned int ndx,uintptr_t * refcook,uintptr_t * defcook,const struct La_nios2_regs * inregs,struct La_nios2_retval * outregs,const char * symname)43 la_nios2_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook,
44 uintptr_t *defcook,
45 const struct La_nios2_regs *inregs,
46 struct La_nios2_retval *outregs, const char *symname)
47 {
48 print_exit (refcook, defcook, symname, outregs->lrv_r2);
49
50 return 0;
51 }
52