sysdeps/alpha/bits/link.h

   1 /* Copyright (C) 2005 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, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #ifndef _LINK_H
  20 # error "Never include <bits/link.h> directly; use <link.h> instead."
  21 #endif
  22
  23
  24 /* Registers for entry into PLT on Alpha.  */
  25 typedef struct La_alpha_regs
  26 {
  27   uint64_t lr_r26;
  28   uint64_t lr_sp;
  29   uint64_t lr_r16;
  30   uint64_t lr_r17;
  31   uint64_t lr_r18;
  32   uint64_t lr_r19;
  33   uint64_t lr_r20;
  34   uint64_t lr_r21;
  35   double lr_f16;
  36   double lr_f17;
  37   double lr_f18;
  38   double lr_f19;
  39   double lr_f20;
  40   double lr_f21;
  41 } La_alpha_regs;
  42
  43 /* Return values for calls from PLT on Alpha.  */
  44 typedef struct La_alpha_retval
  45 {
  46   uint64_t lrv_r0;
  47   uint64_t lrv_r1;
  48   double lrv_f0;
  49   double lrv_f1;
  50 } La_alpha_retval;
  51
  52
  53 __BEGIN_DECLS
  54
  55 extern Elf64_Addr la_alpha_gnu_pltenter (Elf64_Sym *__sym, unsigned int __ndx,
  56                                          uintptr_t *__refcook,
  57                                          uintptr_t *__defcook,
  58                                          La_alpha_regs *__regs,
  59                                          unsigned int *__flags,
  60                                          const char *__symname,
  61                                          long int *__framesizep);
  62 extern unsigned int la_alpha_gnu_pltexit (Elf64_Sym *__sym, unsigned int __ndx,
  63                                           uintptr_t *__refcook,
  64                                           uintptr_t *__defcook,
  65                                           const La_alpha_regs *__inregs,
  66                                           La_alpha_retval *__outregs,
  67                                           const char *symname);
  68
  69 __END_DECLS