gcc/cp/ptree.c

   1 /* Prints out trees in human readable form.
   2    Copyright (C) 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
   3    Hacked by Michael Tiemann (tiemann@cygnus.com)
   4
   5 This file is part of GNU CC.
   6
   7 GNU CC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GNU CC 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 You should have received a copy of the GNU General Public License
  18 along with GNU CC; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 59 Temple Place - Suite 330,
  20 Boston, MA 02111-1307, USA.  */
  21
  22
  23 #include "config.h"
  24 #include "system.h"
  25 #include "tree.h"
  26 #include "cp-tree.h"
  27
  28 void
  29 print_lang_decl (file, node, indent)
  30      FILE *file;
  31      tree node;
  32      int indent;
  33 {
  34   if (!DECL_LANG_SPECIFIC (node))
  35     return;
  36   /* A FIELD_DECL only has the flags structure, which we aren't displaying
  37      anyways.  */
  38   if (DECL_MUTABLE_P (node))
  39     {
  40       indent_to (file, indent + 3);
  41       fprintf (file, " mutable ");
  42     }
  43   if (TREE_CODE (node) == FIELD_DECL)
  44     return;
  45   indent_to (file, indent + 3);
  46   if (DECL_MAIN_VARIANT (node))
  47     {
  48       fprintf (file, " decl-main-variant ");
  49       fprintf (file, HOST_PTR_PRINTF, DECL_MAIN_VARIANT (node));
  50     }
  51   if (DECL_PENDING_INLINE_INFO (node))
  52     {
  53       fprintf (file, " pending-inline-info ");
  54       fprintf (file, HOST_PTR_PRINTF, DECL_PENDING_INLINE_INFO (node));
  55     }
  56   if (DECL_TEMPLATE_INFO (node))
  57     {
  58       fprintf (file, " template-info ");
  59       fprintf (file, HOST_PTR_PRINTF,  DECL_TEMPLATE_INFO (node));
  60     }
  61 }
  62
  63 void
  64 print_lang_type (file, node, indent)
  65      FILE *file;
  66      register tree node;
  67      int indent;
  68 {
  69   if (TREE_CODE (node) == TEMPLATE_TYPE_PARM
  70       || TREE_CODE (node) == TEMPLATE_TEMPLATE_PARM)
  71     {
  72       indent_to (file, indent + 3);
  73       fprintf (file, "index %d level %d orig_level %d",
  74                TEMPLATE_TYPE_IDX (node), TEMPLATE_TYPE_LEVEL (node),
  75                TEMPLATE_TYPE_ORIG_LEVEL (node));
  76       return;
  77     }
  78
  79   if (! (TREE_CODE (node) == RECORD_TYPE
  80          || TREE_CODE (node) == UNION_TYPE))
  81     return;
  82
  83   if (!TYPE_LANG_SPECIFIC (node))
  84     return;
  85
  86   indent_to (file, indent + 3);
  87
  88   if (TYPE_NEEDS_CONSTRUCTING (node))
  89     fputs ( "needs-constructor", file);
  90   if (TYPE_NEEDS_DESTRUCTOR (node))
  91     fputs (" needs-destructor", file);
  92   if (TYPE_HAS_DESTRUCTOR (node))
  93     fputs (" ~X()", file);
  94   if (TYPE_HAS_DEFAULT_CONSTRUCTOR (node))
  95     fputs (" X()", file);
  96   if (TYPE_HAS_CONVERSION (node))
  97     fputs (" has-type-conversion", file);
  98   if (TYPE_HAS_INIT_REF (node))
  99     {
 100       if (TYPE_HAS_CONST_INIT_REF (node))
 101         fputs (" X(constX&)", file);
 102       else
 103         fputs (" X(X&)", file);
 104     }
 105   if (TYPE_GETS_NEW (node) & 1)
 106     fputs (" new", file);
 107   if (TYPE_GETS_NEW (node) & 2)
 108     fputs (" new[]", file);
 109   if (TYPE_GETS_DELETE (node) & 1)
 110     fputs (" delete", file);
 111   if (TYPE_GETS_DELETE (node) & 2)
 112     fputs (" delete[]", file);
 113   if (TYPE_HAS_ASSIGNMENT (node))
 114     fputs (" has=", file);
 115   if (TYPE_HAS_ASSIGN_REF (node))
 116     fputs (" this=(X&)", file);
 117   if (TYPE_OVERLOADS_CALL_EXPR (node))
 118     fputs (" op()", file);
 119   if (TYPE_OVERLOADS_ARRAY_REF (node))
 120     fputs (" op[]", file);
 121   if (TYPE_OVERLOADS_ARROW (node))
 122     fputs (" op->", file);
 123   if (TYPE_USES_MULTIPLE_INHERITANCE (node))
 124     fputs (" uses-multiple-inheritance", file);
 125
 126   if (TREE_CODE (node) == RECORD_TYPE)
 127     {
 128       fprintf (file, " n_parents %d n_ancestors %d",
 129                CLASSTYPE_N_BASECLASSES (node),
 130                CLASSTYPE_N_SUPERCLASSES (node));
 131       fprintf (file, " use_template=%d", CLASSTYPE_USE_TEMPLATE (node));
 132       if (CLASSTYPE_INTERFACE_ONLY (node))
 133         fprintf (file, " interface-only");
 134       if (CLASSTYPE_INTERFACE_UNKNOWN (node))
 135         fprintf (file, " interface-unknown");
 136       print_node (file, "member-functions", CLASSTYPE_METHOD_VEC (node),
 137                   indent + 4);
 138       print_node (file, "baselinks",
 139                   TYPE_BINFO_BASETYPES (node) ? CLASSTYPE_BASELINK_VEC (node) : NULL_TREE,
 140                   indent + 4);
 141     }
 142 }
 143
 144 void
 145 print_lang_identifier (file, node, indent)
 146      FILE *file;
 147      tree node;
 148      int indent;
 149 {
 150   print_node (file, "bindings", IDENTIFIER_NAMESPACE_BINDINGS (node), indent + 4);
 151   print_node (file, "class", IDENTIFIER_CLASS_VALUE (node), indent + 4);
 152   print_node (file, "local", IDENTIFIER_LOCAL_VALUE (node), indent + 4);
 153   print_node (file, "label", IDENTIFIER_LABEL_VALUE (node), indent + 4);
 154   print_node (file, "template", IDENTIFIER_TEMPLATE (node), indent + 4);
 155   print_node (file, "implicit", IDENTIFIER_IMPLICIT_DECL (node), indent + 4);
 156   print_node (file, "error locus", IDENTIFIER_ERROR_LOCUS (node), indent + 4);
 157 }
 158
 159 void
 160 lang_print_xnode (file, node, indent)
 161      FILE *file;
 162      tree node;
 163      int indent;
 164 {
 165   switch (TREE_CODE (node))
 166     {
 167     case CPLUS_BINDING:
 168       print_node (file, "scope", BINDING_SCOPE (node), indent+4);
 169       print_node (file, "value", BINDING_VALUE (node), indent+4);
 170       print_node (file, "chain", TREE_CHAIN (node), indent+4);
 171       break;
 172     case OVERLOAD:
 173       print_node (file, "function", OVL_FUNCTION (node), indent+4);
 174       print_node (file, "chain", TREE_CHAIN (node), indent+4);
 175     case TEMPLATE_PARM_INDEX:
 176       indent_to (file, indent + 3);
 177       fprintf (file, "index %d level %d orig_level %d",
 178                TEMPLATE_PARM_IDX (node), TEMPLATE_PARM_LEVEL (node),
 179                TEMPLATE_PARM_ORIG_LEVEL (node));
 180       break;
 181     default:
 182       break;
 183     }
 184 }