LCOV - code coverage report
Current view: top level - backends - aarch64_init.c (source / functions) Hit Total Coverage
Test: elfutils-0.178 Lines: 14 14 100.0 %
Date: 2019-11-26 23:55:16 Functions: 1 1 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* Initialization of AArch64 specific backend library.
       2             :    Copyright (C) 2013, 2017 Red Hat, Inc.
       3             :    This file is part of elfutils.
       4             : 
       5             :    This file is free software; you can redistribute it and/or modify
       6             :    it under the terms of either
       7             : 
       8             :      * the GNU Lesser General Public License as published by the Free
       9             :        Software Foundation; either version 3 of the License, or (at
      10             :        your option) any later version
      11             : 
      12             :    or
      13             : 
      14             :      * the GNU General Public License as published by the Free
      15             :        Software Foundation; either version 2 of the License, or (at
      16             :        your option) any later version
      17             : 
      18             :    or both in parallel, as here.
      19             : 
      20             :    elfutils is distributed in the hope that it will be useful, but
      21             :    WITHOUT ANY WARRANTY; without even the implied warranty of
      22             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      23             :    General Public License for more details.
      24             : 
      25             :    You should have received copies of the GNU General Public License and
      26             :    the GNU Lesser General Public License along with this program.  If
      27             :    not, see <http://www.gnu.org/licenses/>.  */
      28             : 
      29             : #ifdef HAVE_CONFIG_H
      30             : # include <config.h>
      31             : #endif
      32             : 
      33             : #define BACKEND         aarch64_
      34             : #define RELOC_PREFIX    R_AARCH64_
      35             : #include "libebl_CPU.h"
      36             : 
      37             : /* This defines the common reloc hooks based on aarch64_reloc.def.  */
      38             : #include "common-reloc.c"
      39             : 
      40             : 
      41             : const char *
      42          30 : aarch64_init (Elf *elf __attribute__ ((unused)),
      43             :               GElf_Half machine __attribute__ ((unused)),
      44             :               Ebl *eh,
      45             :               size_t ehlen)
      46             : {
      47             :   /* Check whether the Elf_BH object has a sufficent size.  */
      48          30 :   if (ehlen < sizeof (Ebl))
      49             :     return NULL;
      50             : 
      51             :   /* We handle it.  */
      52          30 :   aarch64_init_reloc (eh);
      53          30 :   HOOK (eh, register_info);
      54          30 :   HOOK (eh, core_note);
      55          30 :   HOOK (eh, reloc_simple_type);
      56          30 :   HOOK (eh, return_value_location);
      57          30 :   HOOK (eh, check_special_symbol);
      58          30 :   HOOK (eh, data_marker_symbol);
      59          30 :   HOOK (eh, abi_cfi);
      60             : 
      61             :   /* X0-X30 (31 regs) + SP + 1 Reserved + ELR, 30 Reserved regs (34-43)
      62             :      + V0-V31 (32 regs, least significant 64 bits only)
      63             :      + ALT_FRAME_RETURN_COLUMN (used when LR isn't used) = 97 DWARF regs. */
      64          30 :   eh->frame_nregs = 97;
      65          30 :   HOOK (eh, set_initial_registers_tid);
      66          30 :   HOOK (eh, unwind);
      67             : 
      68          30 :   return MODVERSION;
      69             : }

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