LCOV - code coverage report
Current view: top level - backends - csky_cfi.c (source / functions) Hit Total Coverage
Test: elfutils-0.189 Lines: 7 7 100.0 %
Date: 2023-10-24 20:27:32 Functions: 1 1 100.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 0 0 -

           Branch data     Line data    Source code
       1                 :            : /* C-SKY ABI-specified defaults for DWARF CFI.
       2                 :            :    Copyright (C) 2019 Hangzhou C-SKY Microsystems co.,ltd.
       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                 :            : #include <dwarf.h>
      34                 :            : 
      35                 :            : #define BACKEND csky_
      36                 :            : #include "libebl_CPU.h"
      37                 :            : 
      38                 :            : 
      39                 :            : int
      40                 :          2 : csky_abi_cfi (Ebl *ebl __attribute__ ((unused)), Dwarf_CIE *abi_info)
      41                 :            : {
      42                 :          2 :   static const uint8_t abi_cfi[] =
      43                 :            :     {
      44                 :            :       DW_CFA_def_cfa, ULEB128_7 (14), ULEB128_7 (0),
      45                 :            :       DW_CFA_val_offset, ULEB128_7 (14), ULEB128_7 (0),
      46                 :            : 
      47                 :            : #define SV(n) DW_CFA_same_value, ULEB128_7 (n)
      48                 :            :       SV(4), SV (5), SV (6), SV (7), SV (8), SV (9),
      49                 :            :       SV(10), SV (11), SV (15), SV (16), SV (17)
      50                 :            : #undef SV
      51                 :            :     };
      52                 :            : 
      53                 :          2 :   abi_info->initial_instructions = abi_cfi;
      54                 :          2 :   abi_info->initial_instructions_end = &abi_cfi[sizeof abi_cfi];
      55                 :          2 :   abi_info->data_alignment_factor = -4;
      56                 :            : 
      57                 :          2 :   abi_info->return_address_register = 15; /* lr.  */
      58                 :            : 
      59                 :          2 :   return 0;
      60                 :            : }

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