sysdeps/mips/sotruss-lib.c

   1 /* Override generic sotruss-lib.c to define actual functions for MIPS.
   2    Copyright (C) 2012-2016 Free Software Foundation, Inc.
   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
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the 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    <http://www.gnu.org/licenses/>.  */
  18
  19 #define HAVE_ARCH_PLTENTER
  20 #define HAVE_ARCH_PLTEXIT
  21
  22 #include <elf/sotruss-lib.c>
  23
  24 #if _MIPS_SIM == _ABIO32
  25
  26 ElfW(Addr)
  27 la_mips_o32_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)),
  28                           unsigned int ndx __attribute__ ((unused)),
  29                           uintptr_t *refcook, uintptr_t *defcook,
  30                           La_mips_32_regs *regs, unsigned int *flags,
  31                           const char *symname, long int *framesizep)
  32 {
  33   print_enter (refcook, defcook, symname,
  34                regs->lr_reg[0], regs->lr_reg[1], regs->lr_reg[2],
  35                *flags);
  36
  37   /* No need to copy anything, we will not need the parameters in any case.  */
  38   *framesizep = 0;
  39
  40   return sym->st_value;
  41 }
  42
  43 unsigned int
  44 la_mips_o32_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook,
  45                          uintptr_t *defcook,
  46                          const struct La_mips_32_regs *inregs,
  47                          struct La_mips_32_retval *outregs,
  48                          const char *symname)
  49 {
  50   print_exit (refcook, defcook, symname, outregs->lrv_v0);
  51
  52   return 0;
  53 }
  54
  55 #elif _MIPS_SIM == _ABIN32
  56
  57 ElfW(Addr)
  58 la_mips_n32_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)),
  59                           unsigned int ndx __attribute__ ((unused)),
  60                           uintptr_t *refcook, uintptr_t *defcook,
  61                           La_mips_64_regs *regs, unsigned int *flags,
  62                           const char *symname, long int *framesizep)
  63 {
  64   print_enter (refcook, defcook, symname,
  65                regs->lr_reg[0], regs->lr_reg[1], regs->lr_reg[2],
  66                *flags);
  67
  68   /* No need to copy anything, we will not need the parameters in any case.  */
  69   *framesizep = 0;
  70
  71   return sym->st_value;
  72 }
  73
  74 unsigned int
  75 la_mips_n32_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook,
  76                          uintptr_t *defcook,
  77                          const struct La_mips_64_regs *inregs,
  78                          struct La_mips_64_retval *outregs,
  79                          const char *symname)
  80 {
  81   print_exit (refcook, defcook, symname, outregs->lrv_v0);
  82
  83   return 0;
  84 }
  85
  86 #else
  87
  88 ElfW(Addr)
  89 la_mips_n64_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)),
  90                           unsigned int ndx __attribute__ ((unused)),
  91                           uintptr_t *refcook, uintptr_t *defcook,
  92                           La_mips_64_regs *regs, unsigned int *flags,
  93                           const char *symname, long int *framesizep)
  94 {
  95   print_enter (refcook, defcook, symname,
  96                regs->lr_reg[0], regs->lr_reg[1], regs->lr_reg[2],
  97                *flags);
  98
  99   /* No need to copy anything, we will not need the parameters in any case.  */
 100   *framesizep = 0;
 101
 102   return sym->st_value;
 103 }
 104
 105 unsigned int
 106 la_mips_n64_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook,
 107                          uintptr_t *defcook,
 108                          const struct La_mips_64_regs *inregs,
 109                          struct La_mips_64_retval *outregs,
 110                          const char *symname)
 111 {
 112   print_exit (refcook, defcook, symname, outregs->lrv_v0);
 113
 114   return 0;
 115 }
 116
 117 #endif