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/* Prints out trees in human readable form.

   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998,

   1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2010

   Free Software Foundation, Inc.

   Hacked by Michael Tiemann (tiemann@cygnus.com)

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation; either version 3, or (at your option)

any later version.

GCC is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

GNU General Public License for more details.

You should have received a copy of the GNU General Public License

along with GCC; see the file COPYING3.  If not see

<http://www.gnu.org/licenses/>.  */

#include "config.h"

#include "system.h"

#include "coretypes.h"

#include "tm.h"

#include "tree.h"

#include "cp-tree.h"

void

cxx_print_decl (FILE *file, tree node, int indent)

{

  if (TREE_CODE (node) == FIELD_DECL)

    {

      if (DECL_MUTABLE_P (node))

        {

          indent_to (file, indent + 3);

          fprintf (file, " mutable ");

        }

      return;

    }

  if (!CODE_CONTAINS_STRUCT (TREE_CODE (node), TS_DECL_COMMON)

      || !DECL_LANG_SPECIFIC (node))

    return;

  if (TREE_CODE (node) == FUNCTION_DECL)

    {

      int flags = TFF_DECL_SPECIFIERS|TFF_RETURN_TYPE

        |TFF_FUNCTION_DEFAULT_ARGUMENTS|TFF_EXCEPTION_SPECIFICATION ;

      indent_to (file, indent + 3);

      fprintf (file, " full-name \"%s\"", decl_as_string (node, flags));

    }

  else if (TREE_CODE (node) == TEMPLATE_DECL)

    {

      indent_to (file, indent + 3);

      fprintf (file, " full-name \"%s\"",

               decl_as_string (node, TFF_TEMPLATE_HEADER));

    }

  indent_to (file, indent + 3);

  if (DECL_EXTERNAL (node) && DECL_NOT_REALLY_EXTERN (node))

    fprintf (file, " not-really-extern");

  if (TREE_CODE (node) == FUNCTION_DECL

      && DECL_PENDING_INLINE_INFO (node))

    fprintf (file, " pending-inline-info %p",

             (void *) DECL_PENDING_INLINE_INFO (node));

  if ((TREE_CODE (node) == FUNCTION_DECL || TREE_CODE (node) == VAR_DECL)

      && DECL_TEMPLATE_INFO (node))

    fprintf (file, " template-info %p",

             (void *) DECL_TEMPLATE_INFO (node));

}

void

cxx_print_type (FILE *file, tree node, int indent)

{

  switch (TREE_CODE (node))

    {

    case TEMPLATE_TYPE_PARM:

    case TEMPLATE_TEMPLATE_PARM:

    case BOUND_TEMPLATE_TEMPLATE_PARM:

      indent_to (file, indent + 3);

      fprintf (file, "index %d level %d orig_level %d",

               TEMPLATE_TYPE_IDX (node), TEMPLATE_TYPE_LEVEL (node),

               TEMPLATE_TYPE_ORIG_LEVEL (node));

      return;

    case FUNCTION_TYPE:

    case METHOD_TYPE:

      if (TYPE_RAISES_EXCEPTIONS (node))

        print_node (file, "throws", TYPE_RAISES_EXCEPTIONS (node), indent + 4);

      return;

    case RECORD_TYPE:

    case UNION_TYPE:

      break;

    case DECLTYPE_TYPE:

      print_node (file, "expr", DECLTYPE_TYPE_EXPR (node), indent + 4);

      return;

    case TYPENAME_TYPE:

      print_node (file, "fullname", TYPENAME_TYPE_FULLNAME (node),

                  indent + 4);

      return;

    case TYPE_PACK_EXPANSION:

      print_node (file, "args", PACK_EXPANSION_EXTRA_ARGS (node), indent + 4);

      return;

    default:

      return;

    }

  if (TYPE_PTRMEMFUNC_P (node))

    print_node (file, "ptrmemfunc fn type", TYPE_PTRMEMFUNC_FN_TYPE (node),

                indent + 4);

  if (! CLASS_TYPE_P (node))

    return;

  indent_to (file, indent + 4);

  fprintf (file, "full-name \"%s\"",

           type_as_string (node, TFF_CLASS_KEY_OR_ENUM));

  indent_to (file, indent + 3);

  if (TYPE_NEEDS_CONSTRUCTING (node))

    fputs ( " needs-constructor", file);

  if (TYPE_HAS_NONTRIVIAL_DESTRUCTOR (node))

    fputs (" needs-destructor", file);

  if (TYPE_HAS_DEFAULT_CONSTRUCTOR (node))

    fputs (" X()", file);

  if (TYPE_HAS_CONVERSION (node))

    fputs (" has-type-conversion", file);

  if (TYPE_HAS_COPY_CTOR (node))

    {

      if (TYPE_HAS_CONST_COPY_CTOR (node))

        fputs (" X(constX&)", file);

      else

        fputs (" X(X&)", file);

    }

  if (TYPE_HAS_NEW_OPERATOR (node))

    fputs (" new", file);

  if (TYPE_HAS_ARRAY_NEW_OPERATOR (node))

    fputs (" new[]", file);

  if (TYPE_GETS_DELETE (node) & 1)

    fputs (" delete", file);

  if (TYPE_GETS_DELETE (node) & 2)

    fputs (" delete[]", file);

  if (TYPE_HAS_COPY_ASSIGN (node))

    fputs (" this=(X&)", file);

  if (CLASSTYPE_SORTED_FIELDS (node))

    fprintf (file, " sorted-fields %p",

             (void *) CLASSTYPE_SORTED_FIELDS (node));

  if (TREE_CODE (node) == RECORD_TYPE)

    {

      if (TYPE_BINFO (node))

        fprintf (file, " n_parents=%d",

                 BINFO_N_BASE_BINFOS (TYPE_BINFO (node)));

      else

        fprintf (file, " no-binfo");

      fprintf (file, " use_template=%d", CLASSTYPE_USE_TEMPLATE (node));

      if (CLASSTYPE_INTERFACE_ONLY (node))

        fprintf (file, " interface-only");

      if (CLASSTYPE_INTERFACE_UNKNOWN (node))

        fprintf (file, " interface-unknown");

    }

}

static void

cxx_print_binding (FILE *stream, cxx_binding *binding, const char *prefix)

{

  fprintf (stream, "%s <%p>",

           prefix, (void *) binding);

}

void

cxx_print_identifier (FILE *file, tree node, int indent)

{

  if (indent == 0)

    fprintf (file, " ");

  else

    indent_to (file, indent + 4);

  cxx_print_binding (file, IDENTIFIER_NAMESPACE_BINDINGS (node), "bindings");

  if (indent == 0)

    fprintf (file, " ");

  else

    indent_to (file, indent + 4);

  cxx_print_binding (file, IDENTIFIER_BINDING (node), "local bindings");

  print_node (file, "label", IDENTIFIER_LABEL_VALUE (node), indent + 4);

  print_node (file, "template", IDENTIFIER_TEMPLATE (node), indent + 4);

}

void

cxx_print_xnode (FILE *file, tree node, int indent)

{

  switch (TREE_CODE (node))

    {

    case BASELINK:

      print_node (file, "functions", BASELINK_FUNCTIONS (node), indent + 4);

      print_node (file, "binfo", BASELINK_BINFO (node), indent + 4);

      print_node (file, "access_binfo", BASELINK_ACCESS_BINFO (node),

                  indent + 4);

      break;

    case OVERLOAD:

      print_node (file, "function", OVL_FUNCTION (node), indent+4);

      print_node (file, "chain", TREE_CHAIN (node), indent+4);

      break;

    case TEMPLATE_PARM_INDEX:

      indent_to (file, indent + 3);

      fprintf (file, "index %d level %d orig_level %d",

               TEMPLATE_PARM_IDX (node), TEMPLATE_PARM_LEVEL (node),

               TEMPLATE_PARM_ORIG_LEVEL (node));

      break;

    case TEMPLATE_INFO:

      print_node (file, "template", TI_TEMPLATE (node), indent+4);

      print_node (file, "args", TI_ARGS (node), indent+4);

      if (TI_PENDING_TEMPLATE_FLAG (node))

        {

          indent_to (file, indent + 3);

          fprintf (file, "pending_template");

        }

      break;

    case ARGUMENT_PACK_SELECT:

      print_node (file, "pack", ARGUMENT_PACK_SELECT_FROM_PACK (node),

                  indent+4);

      indent_to (file, indent + 3);

      fprintf (file, "index %d", ARGUMENT_PACK_SELECT_INDEX (node));

      break;

    case DEFERRED_NOEXCEPT:

      print_node (file, "pattern", DEFERRED_NOEXCEPT_PATTERN (node), indent+4);

      print_node (file, "args", DEFERRED_NOEXCEPT_ARGS (node), indent+4);

      break;

    default:

      break;

    }

}