sysdeps/microblaze/bits/link.h

   1 /* Copyright (C) 2005-2023 Free Software Foundation, Inc.
   2
   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 License as
   7    published by the Free Software Foundation; either version 2.1 of the
   8    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 #ifndef _LINK_H
  20 # error "Never include <bits/link.h> directly; use <link.h> instead."
  21 #endif
  22
  23 /* Registers for entry into PLT on Microblaze.  */
  24 typedef struct La_microblaze_regs
  25 {
  26   uint32_t lr_r0;
  27   uint32_t lr_r1;
  28   uint32_t lr_sp;
  29 } La_microblaze_regs;
  30
  31 /* Return values for calls from PLT on Microblaze.  */
  32 typedef struct La_microblaze_retval
  33 {
  34   uint32_t lrv_r3;
  35 } La_microblaze_retval;
  36
  37
  38 __BEGIN_DECLS
  39
  40 extern Elf32_Addr la_microblaze_gnu_pltenter (Elf32_Sym *__sym,
  41                                               unsigned int __ndx,
  42                                               uintptr_t *__refcook,
  43                                               uintptr_t *__defcook,
  44                                               La_microblaze_regs *__regs,
  45                                               unsigned int *__flags,
  46                                               const char *__symname,
  47                                               long int *__framesizep);
  48
  49 extern unsigned int la_microblaze_gnu_pltexit (Elf32_Sym *__sym,
  50                                                unsigned int __ndx,
  51                                                uintptr_t *__refcook,
  52                                                uintptr_t *__defcook,
  53                                                const La_microblaze_regs *__inregs,
  54                                                La_microblaze_retval *__outregs,
  55                                                const char *__symname);
  56
  57 __END_DECLS