1  /* Generic implementation of the MOVE_ALLOC intrinsic
       2     Copyright (C) 2006-2023 Free Software Foundation, Inc.
       3     Contributed by Paul Thomas
       4  
       5  This file is part of the GNU Fortran runtime library (libgfortran).
       6  
       7  Libgfortran is free software; you can redistribute it and/or
       8  modify it under the terms of the GNU General Public
       9  License as published by the Free Software Foundation; either
      10  version 3 of the License, or (at your option) any later version.
      11  
      12  Ligbfortran is distributed in the hope that it will be useful,
      13  but WITHOUT ANY WARRANTY; without even the implied warranty of
      14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      15  GNU General Public License for more details.
      16  
      17  Under Section 7 of GPL version 3, you are granted additional
      18  permissions described in the GCC Runtime Library Exception, version
      19  3.1, as published by the Free Software Foundation.
      20  
      21  You should have received a copy of the GNU General Public License and
      22  a copy of the GCC Runtime Library Exception along with this program;
      23  see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
      24  <http://www.gnu.org/licenses/>.  */
      25  
      26  #include "libgfortran.h"
      27  
      28  
      29  extern void move_alloc (gfc_array_char *, gfc_array_char *);
      30  export_proto(move_alloc);
      31  
      32  void
      33  move_alloc (gfc_array_char * from, gfc_array_char * to)
      34  {
      35    int i;
      36  
      37    free (to->base_addr);
      38  
      39    for (i = 0; i < GFC_DESCRIPTOR_RANK (from); i++)
      40      {
      41        GFC_DIMENSION_SET(to->dim[i],GFC_DESCRIPTOR_LBOUND(from,i),
      42  			GFC_DESCRIPTOR_UBOUND(from,i),
      43  			GFC_DESCRIPTOR_STRIDE(from,i));
      44        GFC_DIMENSION_SET(from->dim[i],GFC_DESCRIPTOR_LBOUND(from,i),
      45  			GFC_DESCRIPTOR_LBOUND(from,i), 0);
      46      }
      47  
      48    to->offset = from->offset;
      49    GFC_DTYPE_COPY(to,from);
      50    to->base_addr = from->base_addr;
      51    from->base_addr = NULL;
      52  }
      53  
      54  extern void move_alloc_c (gfc_array_char *, GFC_INTEGER_4,
      55  			  gfc_array_char *, GFC_INTEGER_4);
      56  export_proto(move_alloc_c);
      57  
      58  void
      59  move_alloc_c (gfc_array_char * from,
      60  	      GFC_INTEGER_4 from_length __attribute__((unused)),
      61  	      gfc_array_char * to,
      62  	      GFC_INTEGER_4 to_length __attribute__((unused)))
      63  {
      64    move_alloc (from, to);
      65  }