ports/sysdeps/alpha/bits/link.h

   1 /* Copyright (C) 2005-2014 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library.  If not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #ifndef _LINK_H
  19 # error "Never include <bits/link.h> directly; use <link.h> instead."
  20 #endif
  21
  22
  23 /* Registers for entry into PLT on Alpha.  */
  24 typedef struct La_alpha_regs
  25 {
  26   uint64_t lr_r26;
  27   uint64_t lr_sp;
  28   uint64_t lr_r16;
  29   uint64_t lr_r17;
  30   uint64_t lr_r18;
  31   uint64_t lr_r19;
  32   uint64_t lr_r20;
  33   uint64_t lr_r21;
  34   double lr_f16;
  35   double lr_f17;
  36   double lr_f18;
  37   double lr_f19;
  38   double lr_f20;
  39   double lr_f21;
  40 } La_alpha_regs;
  41
  42 /* Return values for calls from PLT on Alpha.  */
  43 typedef struct La_alpha_retval
  44 {
  45   uint64_t lrv_r0;
  46   uint64_t lrv_r1;
  47   double lrv_f0;
  48   double lrv_f1;
  49 } La_alpha_retval;
  50
  51
  52 __BEGIN_DECLS
  53
  54 extern Elf64_Addr la_alpha_gnu_pltenter (Elf64_Sym *__sym, unsigned int __ndx,
  55                                          uintptr_t *__refcook,
  56                                          uintptr_t *__defcook,
  57                                          La_alpha_regs *__regs,
  58                                          unsigned int *__flags,
  59                                          const char *__symname,
  60                                          long int *__framesizep);
  61 extern unsigned int la_alpha_gnu_pltexit (Elf64_Sym *__sym, unsigned int __ndx,
  62                                           uintptr_t *__refcook,
  63                                           uintptr_t *__defcook,
  64                                           const La_alpha_regs *__inregs,
  65                                           La_alpha_retval *__outregs,
  66                                           const char *symname);
  67
  68 __END_DECLS