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       1                 :            : /* Initialization of i386 specific backend library.
       2                 :            :    Copyright (C) 2000-2009, 2013, 2017, 2025 Red Hat, Inc.
       3                 :            :    This file is part of elfutils.
       4                 :            :    Written by Ulrich Drepper <drepper@redhat.com>, 2000.
       5                 :            : 
       6                 :            :    This file is free software; you can redistribute it and/or modify
       7                 :            :    it under the terms of either
       8                 :            : 
       9                 :            :      * the GNU Lesser General Public License as published by the Free
      10                 :            :        Software Foundation; either version 3 of the License, or (at
      11                 :            :        your option) any later version
      12                 :            : 
      13                 :            :    or
      14                 :            : 
      15                 :            :      * the GNU General Public License as published by the Free
      16                 :            :        Software Foundation; either version 2 of the License, or (at
      17                 :            :        your option) any later version
      18                 :            : 
      19                 :            :    or both in parallel, as here.
      20                 :            : 
      21                 :            :    elfutils is distributed in the hope that it will be useful, but
      22                 :            :    WITHOUT ANY WARRANTY; without even the implied warranty of
      23                 :            :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      24                 :            :    General Public License for more details.
      25                 :            : 
      26                 :            :    You should have received copies of the GNU General Public License and
      27                 :            :    the GNU Lesser General Public License along with this program.  If
      28                 :            :    not, see <http://www.gnu.org/licenses/>.  */
      29                 :            : 
      30                 :            : #ifdef HAVE_CONFIG_H
      31                 :            : # include <config.h>
      32                 :            : #endif
      33                 :            : 
      34                 :            : #define BACKEND         i386_
      35                 :            : #define RELOC_PREFIX    R_386_
      36                 :            : #include "libebl_CPU.h"
      37                 :            : #include "libebl_PERF_FLAGS.h"
      38                 :            : 
      39                 :            : /* This defines the common reloc hooks based on i386_reloc.def.  */
      40                 :            : #include "common-reloc.c"
      41                 :            : 
      42                 :            : Ebl *
      43                 :        702 : i386_init (Elf *elf __attribute__ ((unused)),
      44                 :            :            GElf_Half machine __attribute__ ((unused)),
      45                 :            :            Ebl *eh)
      46                 :            : {
      47                 :            :   /* We handle it.  */
      48                 :        702 :   i386_init_reloc (eh);
      49                 :        702 :   HOOK (eh, reloc_simple_type);
      50                 :        702 :   HOOK (eh, gotpc_reloc_check);
      51                 :        702 :   HOOK (eh, core_note);
      52                 :        702 :   generic_debugscn_p = eh->debugscn_p;
      53                 :        702 :   HOOK (eh, debugscn_p);
      54                 :        702 :   HOOK (eh, return_value_location);
      55                 :        702 :   HOOK (eh, register_info);
      56                 :        702 :   HOOK (eh, auxv_info);
      57                 :        702 :   HOOK (eh, disasm);
      58                 :        702 :   HOOK (eh, abi_cfi);
      59                 :            :   /* gcc/config/ #define DWARF_FRAME_REGISTERS.  For i386 it is 17, why?
      60                 :            :      (Likely an artifact of reusing that header between i386/x86_64.)  */
      61                 :        702 :   eh->frame_nregs = 9;
      62                 :        702 :   HOOK (eh, set_initial_registers_tid);
      63                 :        702 :   HOOK (eh, set_initial_registers_sample);
      64                 :        702 :   HOOK (eh, sample_base_addr);
      65                 :        702 :   HOOK (eh, sample_pc);
      66                 :        702 :   eh->perf_frame_regs_mask = PERF_FRAME_REGISTERS_I386;
      67                 :        702 :   HOOK (eh, unwind);
      68                 :            : 
      69                 :        702 :   return eh;
      70                 :            : }