LCOV - code coverage report
Current view: top level - backends - i386_initreg.c (source / functions) Hit Total Coverage
Test: elfutils-0.186 Lines: 0 2 0.0 %
Date: 2021-11-11 00:14:10 Functions: 0 1 0.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 0 0 -

           Branch data     Line data    Source code
       1                 :            : /* Fetch live process registers from TID.
       2                 :            :    Copyright (C) 2013 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                 :            : #if (defined __i386__ || defined __x86_64__) && defined(__linux__)
      34                 :            : # include <sys/types.h>
      35                 :            : # include <sys/user.h>
      36                 :            : # include <sys/ptrace.h>
      37                 :            : #endif
      38                 :            : 
      39                 :            : #define BACKEND i386_
      40                 :            : #include "libebl_CPU.h"
      41                 :            : 
      42                 :            : bool
      43                 :          0 : i386_set_initial_registers_tid (pid_t tid __attribute__ ((unused)),
      44                 :            :                           ebl_tid_registers_t *setfunc __attribute__ ((unused)),
      45                 :            :                                 void *arg __attribute__ ((unused)))
      46                 :            : {
      47                 :            : #if (!defined __i386__ && !defined __x86_64__) || !defined(__linux__)
      48                 :          0 :   return false;
      49                 :            : #else /* __i386__ || __x86_64__ */
      50                 :            :   struct user_regs_struct user_regs;
      51                 :            :   if (ptrace (PTRACE_GETREGS, tid, NULL, &user_regs) != 0)
      52                 :            :     return false;
      53                 :            :   Dwarf_Word dwarf_regs[9];
      54                 :            : # if defined __i386__
      55                 :            :   dwarf_regs[0] = user_regs.eax;
      56                 :            :   dwarf_regs[1] = user_regs.ecx;
      57                 :            :   dwarf_regs[2] = user_regs.edx;
      58                 :            :   dwarf_regs[3] = user_regs.ebx;
      59                 :            :   dwarf_regs[4] = user_regs.esp;
      60                 :            :   dwarf_regs[5] = user_regs.ebp;
      61                 :            :   dwarf_regs[6] = user_regs.esi;
      62                 :            :   dwarf_regs[7] = user_regs.edi;
      63                 :            :   dwarf_regs[8] = user_regs.eip;
      64                 :            : # elif defined __x86_64__
      65                 :            :   dwarf_regs[0] = user_regs.rax;
      66                 :            :   dwarf_regs[1] = user_regs.rcx;
      67                 :            :   dwarf_regs[2] = user_regs.rdx;
      68                 :            :   dwarf_regs[3] = user_regs.rbx;
      69                 :            :   dwarf_regs[4] = user_regs.rsp;
      70                 :            :   dwarf_regs[5] = user_regs.rbp;
      71                 :            :   dwarf_regs[6] = user_regs.rsi;
      72                 :            :   dwarf_regs[7] = user_regs.rdi;
      73                 :            :   dwarf_regs[8] = user_regs.rip;
      74                 :            : # else /* (__i386__ || __x86_64__) && (!__i386__ && !__x86_64__) */
      75                 :            : #  error "source file error, it cannot happen"
      76                 :            : # endif /* (__i386__ || __x86_64__) && (!__i386__ && !__x86_64__) */
      77                 :            :   return setfunc (0, 9, dwarf_regs, arg);
      78                 :            : #endif /* __i386__ || __x86_64__ */
      79                 :            : }

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