LCOV - code coverage report
Current view: top level - libdwfl - dwfl_frame_regs.c (source / functions) Hit Total Coverage
Test: lcov.out Lines: 15 15 100.0 %
Date: 2017-01-05 09:15:16 Functions: 2 2 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* Get Dwarf Frame state from modules present in DWFL.
       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             : #include "libdwflP.h"
      30             : 
      31             : bool
      32         577 : dwfl_thread_state_registers (Dwfl_Thread *thread, int firstreg,
      33             :                              unsigned nregs, const Dwarf_Word *regs)
      34             : {
      35         577 :   Dwfl_Frame *state = thread->unwound;
      36         577 :   assert (state && state->unwound == NULL);
      37         577 :   assert (state->initial_frame);
      38        1246 :   for (unsigned regno = firstreg; regno < firstreg + nregs; regno++)
      39         673 :     if (! __libdwfl_frame_reg_set (state, regno, regs[regno - firstreg]))
      40             :       {
      41           4 :         __libdwfl_seterrno (DWFL_E_INVALID_REGISTER);
      42           4 :         return false;
      43             :       }
      44             :   return true;
      45             : }
      46             : INTDEF(dwfl_thread_state_registers)
      47             : 
      48             : void
      49          10 : dwfl_thread_state_register_pc (Dwfl_Thread *thread, Dwarf_Word pc)
      50             : {
      51          10 :   Dwfl_Frame *state = thread->unwound;
      52          10 :   assert (state && state->unwound == NULL);
      53          10 :   assert (state->initial_frame);
      54          10 :   state->pc = pc;
      55          10 :   state->pc_state = DWFL_FRAME_STATE_PC_SET;
      56          10 : }
      57             : INTDEF(dwfl_thread_state_register_pc)

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