sysdeps/mips/bits/link.h

   1 /* Copyright (C) 2005, 2009 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 #include <sgidefs.h>
  24
  25 #if _MIPS_SIM == _ABIO32
  26
  27 /* Registers for entry into PLT on MIPS.  */
  28 typedef struct La_mips_32_regs
  29 {
  30   uint32_t lr_reg[4]; /* $a0 through $a3 */
  31   double lr_fpreg[2]; /* $f12 and $f14 */
  32   uint32_t lr_ra;
  33   uint32_t lr_sp;
  34 } La_mips_32_regs;
  35
  36 /* Return values for calls from PLT on MIPS.  */
  37 typedef struct La_mips_32_retval
  38 {
  39   uint32_t lrv_v0;
  40   uint32_t lrv_v1;
  41   double lrv_f0;
  42   double lrv_f2;
  43 } La_mips_32_retval;
  44
  45 #else
  46
  47 typedef struct La_mips_64_regs
  48 {
  49   uint64_t lr_reg[8]; /* $a0 through $a7 */
  50   double lr_fpreg[8]; /* $f12 throgh $f19 */
  51   uint64_t lr_ra;
  52   uint64_t lr_sp;
  53 } La_mips_64_regs;
  54
  55 /* Return values for calls from PLT on MIPS.  */
  56 typedef struct La_mips_64_retval
  57 {
  58   uint64_t lrv_v0;
  59   uint64_t lrv_v1;
  60   double lrv_f0;
  61   double lrv_f2;
  62 } La_mips_64_retval;
  63
  64 #endif
  65
  66 __BEGIN_DECLS
  67
  68 #if _MIPS_SIM == _ABIO32
  69
  70 extern Elf32_Addr la_mips_o32_gnu_pltenter (Elf32_Sym *__sym, unsigned int __ndx,
  71                                             uintptr_t *__refcook,
  72                                             uintptr_t *__defcook,
  73                                             La_mips_32_regs *__regs,
  74                                             unsigned int *__flags,
  75                                             const char *__symname,
  76                                             long int *__framesizep);
  77 extern unsigned int la_mips_o32_gnu_pltexit (Elf32_Sym *__sym, unsigned int __ndx,
  78                                              uintptr_t *__refcook,
  79                                              uintptr_t *__defcook,
  80                                              const La_mips_32_regs *__inregs,
  81                                              La_mips_32_retval *__outregs,
  82                                              const char *__symname);
  83
  84 #elif _MIPS_SIM == _ABIN32
  85
  86 extern Elf32_Addr la_mips_n32_gnu_pltenter (Elf32_Sym *__sym, unsigned int __ndx,
  87                                             uintptr_t *__refcook,
  88                                             uintptr_t *__defcook,
  89                                             La_mips_64_regs *__regs,
  90                                             unsigned int *__flags,
  91                                             const char *__symname,
  92                                             long int *__framesizep);
  93 extern unsigned int la_mips_n32_gnu_pltexit (Elf32_Sym *__sym, unsigned int __ndx,
  94                                              uintptr_t *__refcook,
  95                                              uintptr_t *__defcook,
  96                                              const La_mips_64_regs *__inregs,
  97                                              La_mips_64_retval *__outregs,
  98                                              const char *__symname);
  99
 100 #else
 101
 102 extern Elf64_Addr la_mips_n64_gnu_pltenter (Elf64_Sym *__sym, unsigned int __ndx,
 103                                             uintptr_t *__refcook,
 104                                             uintptr_t *__defcook,
 105                                             La_mips_64_regs *__regs,
 106                                             unsigned int *__flags,
 107                                             const char *__symname,
 108                                             long int *__framesizep);
 109 extern unsigned int la_mips_n64_gnu_pltexit (Elf64_Sym *__sym, unsigned int __ndx,
 110                                              uintptr_t *__refcook,
 111                                              uintptr_t *__defcook,
 112                                              const La_mips_64_regs *__inregs,
 113                                              La_mips_64_retval *__outregs,
 114                                              const char *__symname);
 115
 116 #endif
 117
 118 __END_DECLS