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/* Prints out tree in human readable form - GCC
   Copyright (C) 1990, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
   Free Software Foundation, Inc.
 
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 "real.h"
#include "fixed-value.h"
#include "ggc.h"
#include "langhooks.h"
#include "tree-iterator.h"
#include "diagnostic.h"
#include "tree-flow.h"
#include "tree-pass.h"
 
/* Define the hash table of nodes already seen.
   Such nodes are not repeated; brief cross-references are used.  */
 
#define HASH_SIZE 37
 
struct bucket
{
  tree node;
  struct bucket *next;
};
 
static struct bucket **table;
 
/* Print the node NODE on standard error, for debugging.
   Most nodes referred to by this one are printed recursively
   down to a depth of six.  */
 
void
debug_tree (tree node)
{
  table = XCNEWVEC (struct bucket *, HASH_SIZE);
  print_node (stderr, "", node, 0);
  free (table);
  table = 0;
  putc ('\n', stderr);
}
 
/* Print PREFIX and ADDR to FILE.  */
void
dump_addr (FILE *file, const char *prefix, const void *addr)
{
  if (flag_dump_noaddr || flag_dump_unnumbered)
    fprintf (file, "%s#", prefix);
  else
    fprintf (file, "%s" HOST_PTR_PRINTF, prefix, addr);
}
 
/* Print a node in brief fashion, with just the code, address and name.  */
 
void
print_node_brief (FILE *file, const char *prefix, const_tree node, int indent)
{
  enum tree_code_class tclass;
 
  if (node == 0)
    return;
 
  tclass = TREE_CODE_CLASS (TREE_CODE (node));
 
  /* Always print the slot this node is in, and its code, address and
     name if any.  */
  if (indent > 0)
    fprintf (file, " ");
  fprintf (file, "%s <%s", prefix, tree_code_name[(int) TREE_CODE (node)]);
  dump_addr (file, " ", node);
 
  if (tclass == tcc_declaration)
    {
      if (DECL_NAME (node))
	fprintf (file, " %s", IDENTIFIER_POINTER (DECL_NAME (node)));
      else if (TREE_CODE (node) == LABEL_DECL
	       && LABEL_DECL_UID (node) != -1)
	{
	  if (dump_flags & TDF_NOUID)
	    fprintf (file, " L.xxxx");
	  else
	    fprintf (file, " L.%d", (int) LABEL_DECL_UID (node));
	}
      else
	{
	  if (dump_flags & TDF_NOUID)
	    fprintf (file, " %c.xxxx",
		     TREE_CODE (node) == CONST_DECL ? 'C' : 'D');
	  else
	    fprintf (file, " %c.%u",
		     TREE_CODE (node) == CONST_DECL ? 'C' : 'D',
		     DECL_UID (node));
	}
    }
  else if (tclass == tcc_type)
    {
      if (TYPE_NAME (node))
	{
	  if (TREE_CODE (TYPE_NAME (node)) == IDENTIFIER_NODE)
	    fprintf (file, " %s", IDENTIFIER_POINTER (TYPE_NAME (node)));
	  else if (TREE_CODE (TYPE_NAME (node)) == TYPE_DECL
		   && DECL_NAME (TYPE_NAME (node)))
	    fprintf (file, " %s",
		     IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (node))));
	}
      if (!ADDR_SPACE_GENERIC_P (TYPE_ADDR_SPACE (node)))
	fprintf (file, " address-space-%d", TYPE_ADDR_SPACE (node));
    }
  if (TREE_CODE (node) == IDENTIFIER_NODE)
    fprintf (file, " %s", IDENTIFIER_POINTER (node));
 
  /* We might as well always print the value of an integer or real.  */
  if (TREE_CODE (node) == INTEGER_CST)
    {
      if (TREE_OVERFLOW (node))
	fprintf (file, " overflow");
 
      fprintf (file, " ");
      if (TREE_INT_CST_HIGH (node) == 0)
	fprintf (file, HOST_WIDE_INT_PRINT_UNSIGNED, TREE_INT_CST_LOW (node));
      else if (TREE_INT_CST_HIGH (node) == -1
	       && TREE_INT_CST_LOW (node) != 0)
	fprintf (file, "-" HOST_WIDE_INT_PRINT_UNSIGNED,
		 -TREE_INT_CST_LOW (node));
      else
	fprintf (file, HOST_WIDE_INT_PRINT_DOUBLE_HEX,
		 (unsigned HOST_WIDE_INT) TREE_INT_CST_HIGH (node),
		 (unsigned HOST_WIDE_INT) TREE_INT_CST_LOW (node));
    }
  if (TREE_CODE (node) == REAL_CST)
    {
      REAL_VALUE_TYPE d;
 
      if (TREE_OVERFLOW (node))
	fprintf (file, " overflow");
 
      d = TREE_REAL_CST (node);
      if (REAL_VALUE_ISINF (d))
	fprintf (file,  REAL_VALUE_NEGATIVE (d) ? " -Inf" : " Inf");
      else if (REAL_VALUE_ISNAN (d))
	fprintf (file, " Nan");
      else
	{
	  char string[60];
	  real_to_decimal (string, &d, sizeof (string), 0, 1);
	  fprintf (file, " %s", string);
	}
    }
  if (TREE_CODE (node) == FIXED_CST)
    {
      FIXED_VALUE_TYPE f;
      char string[60];
 
      if (TREE_OVERFLOW (node))
	fprintf (file, " overflow");
 
      f = TREE_FIXED_CST (node);
      fixed_to_decimal (string, &f, sizeof (string));
      fprintf (file, " %s", string);
    }
 
  fprintf (file, ">");
}
 
void
indent_to (FILE *file, int column)
{
  int i;
 
  /* Since this is the long way, indent to desired column.  */
  if (column > 0)
    fprintf (file, "\n");
  for (i = 0; i < column; i++)
    fprintf (file, " ");
}

/* Print the node NODE in full on file FILE, preceded by PREFIX,
   starting in column INDENT.  */
 
void
print_node (FILE *file, const char *prefix, tree node, int indent)
{
  int hash;
  struct bucket *b;
  enum machine_mode mode;
  enum tree_code_class tclass;
  int len;
  int i;
  expanded_location xloc;
  enum tree_code code;
 
  if (node == 0)
    return;
 
  code = TREE_CODE (node);
  tclass = TREE_CODE_CLASS (code);
 
  /* Don't get too deep in nesting.  If the user wants to see deeper,
     it is easy to use the address of a lowest-level node
     as an argument in another call to debug_tree.  */
 
  if (indent > 24)
    {
      print_node_brief (file, prefix, node, indent);
      return;
    }
 
  if (indent > 8 && (tclass == tcc_type || tclass == tcc_declaration))
    {
      print_node_brief (file, prefix, node, indent);
      return;
    }
 
  /* It is unsafe to look at any other fields of an ERROR_MARK node.  */
  if (code == ERROR_MARK)
    {
      print_node_brief (file, prefix, node, indent);
      return;
    }
 
  /* Allow this function to be called if the table is not there.  */
  if (table)
    {
      hash = ((unsigned long) node) % HASH_SIZE;
 
      /* If node is in the table, just mention its address.  */
      for (b = table[hash]; b; b = b->next)
	if (b->node == node)
	  {
	    print_node_brief (file, prefix, node, indent);
	    return;
	  }
 
      /* Add this node to the table.  */
      b = XNEW (struct bucket);
      b->node = node;
      b->next = table[hash];
      table[hash] = b;
    }
 
  /* Indent to the specified column, since this is the long form.  */
  indent_to (file, indent);
 
  /* Print the slot this node is in, and its code, and address.  */
  fprintf (file, "%s <%s", prefix, tree_code_name[(int) code]);
  dump_addr (file, " ", node);
 
  /* Print the name, if any.  */
  if (tclass == tcc_declaration)
    {
      if (DECL_NAME (node))
	fprintf (file, " %s", IDENTIFIER_POINTER (DECL_NAME (node)));
      else if (code == LABEL_DECL
	       && LABEL_DECL_UID (node) != -1)
	{
	  if (dump_flags & TDF_NOUID)
	    fprintf (file, " L.xxxx");
	  else
	    fprintf (file, " L.%d", (int) LABEL_DECL_UID (node));
	}
      else
	{
	  if (dump_flags & TDF_NOUID)
	    fprintf (file, " %c.xxxx", code == CONST_DECL ? 'C' : 'D');
	  else
	    fprintf (file, " %c.%u", code == CONST_DECL ? 'C' : 'D',
		     DECL_UID (node));
	}
    }
  else if (tclass == tcc_type)
    {
      if (TYPE_NAME (node))
	{
	  if (TREE_CODE (TYPE_NAME (node)) == IDENTIFIER_NODE)
	    fprintf (file, " %s", IDENTIFIER_POINTER (TYPE_NAME (node)));
	  else if (TREE_CODE (TYPE_NAME (node)) == TYPE_DECL
		   && DECL_NAME (TYPE_NAME (node)))
	    fprintf (file, " %s",
		     IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (node))));
	}
    }
  if (code == IDENTIFIER_NODE)
    fprintf (file, " %s", IDENTIFIER_POINTER (node));
 
  if (code == INTEGER_CST)
    {
      if (indent <= 4)
	print_node_brief (file, "type", TREE_TYPE (node), indent + 4);
    }
  else
    {
      print_node (file, "type", TREE_TYPE (node), indent + 4);
      if (TREE_TYPE (node))
	indent_to (file, indent + 3);
    }
 
  if (!TYPE_P (node) && TREE_SIDE_EFFECTS (node))
    fputs (" side-effects", file);
 
  if (TYPE_P (node) ? TYPE_READONLY (node) : TREE_READONLY (node))
    fputs (" readonly", file);
  if (!TYPE_P (node) && TREE_CONSTANT (node))
    fputs (" constant", file);
  else if (TYPE_P (node) && TYPE_SIZES_GIMPLIFIED (node))
    fputs (" sizes-gimplified", file);
 
  if (TYPE_P (node) && !ADDR_SPACE_GENERIC_P (TYPE_ADDR_SPACE (node)))
    fprintf (file, " address-space-%d", TYPE_ADDR_SPACE (node));
 
  if (TREE_ADDRESSABLE (node))
    fputs (" addressable", file);
  if (TREE_THIS_VOLATILE (node))
    fputs (" volatile", file);
  if (TREE_ASM_WRITTEN (node))
    fputs (" asm_written", file);
  if (TREE_USED (node))
    fputs (" used", file);
  if (TREE_NOTHROW (node))
    fputs (TYPE_P (node) ? " align-ok" : " nothrow", file);
  if (TREE_PUBLIC (node))
    fputs (" public", file);
  if (TREE_PRIVATE (node))
    fputs (" private", file);
  if (TREE_PROTECTED (node))
    fputs (" protected", file);
  if (TREE_STATIC (node))
    fputs (" static", file);
  if (TREE_DEPRECATED (node))
    fputs (" deprecated", file);
  if (TREE_VISITED (node))
    fputs (" visited", file);
  if (TREE_LANG_FLAG_0 (node))
    fputs (" tree_0", file);
  if (TREE_LANG_FLAG_1 (node))
    fputs (" tree_1", file);
  if (TREE_LANG_FLAG_2 (node))
    fputs (" tree_2", file);
  if (TREE_LANG_FLAG_3 (node))
    fputs (" tree_3", file);
  if (TREE_LANG_FLAG_4 (node))
    fputs (" tree_4", file);
  if (TREE_LANG_FLAG_5 (node))
    fputs (" tree_5", file);
  if (TREE_LANG_FLAG_6 (node))
    fputs (" tree_6", file);
 
  /* DECL_ nodes have additional attributes.  */
 
  switch (TREE_CODE_CLASS (code))
    {
    case tcc_declaration:
      if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON))
	{
	  if (DECL_UNSIGNED (node))
	    fputs (" unsigned", file);
	  if (DECL_IGNORED_P (node))
	    fputs (" ignored", file);
	  if (DECL_ABSTRACT (node))
	    fputs (" abstract", file);
	  if (DECL_EXTERNAL (node))
	    fputs (" external", file);
	  if (DECL_NONLOCAL (node))
	    fputs (" nonlocal", file);
	}
      if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS))
	{
	  if (DECL_WEAK (node))
	    fputs (" weak", file);
	  if (DECL_IN_SYSTEM_HEADER (node))
	    fputs (" in_system_header", file);
	}
      if (CODE_CONTAINS_STRUCT (code, TS_DECL_WRTL)
	  && code != LABEL_DECL
	  && code != FUNCTION_DECL
	  && DECL_REGISTER (node))
	fputs (" regdecl", file);
 
      if (code == TYPE_DECL && TYPE_DECL_SUPPRESS_DEBUG (node))
	fputs (" suppress-debug", file);
 
      if (code == FUNCTION_DECL
	  && DECL_FUNCTION_SPECIFIC_TARGET (node))
	fputs (" function-specific-target", file);
      if (code == FUNCTION_DECL
	  && DECL_FUNCTION_SPECIFIC_OPTIMIZATION (node))
	fputs (" function-specific-opt", file);
      if (code == FUNCTION_DECL && DECL_DECLARED_INLINE_P (node))
	fputs (" autoinline", file);
      if (code == FUNCTION_DECL && DECL_BUILT_IN (node))
	fputs (" built-in", file);
      if (code == FUNCTION_DECL && DECL_STATIC_CHAIN (node))
	fputs (" static-chain", file);
 
      if (code == FIELD_DECL && DECL_PACKED (node))
	fputs (" packed", file);
      if (code == FIELD_DECL && DECL_BIT_FIELD (node))
	fputs (" bit-field", file);
      if (code == FIELD_DECL && DECL_NONADDRESSABLE_P (node))
	fputs (" nonaddressable", file);
 
      if (code == LABEL_DECL && DECL_ERROR_ISSUED (node))
	fputs (" error-issued", file);
      if (code == LABEL_DECL && EH_LANDING_PAD_NR (node))
	fprintf (file, " landing-pad:%d", EH_LANDING_PAD_NR (node));
 
      if (code == VAR_DECL && DECL_IN_TEXT_SECTION (node))
	fputs (" in-text-section", file);
      if (code == VAR_DECL && DECL_COMMON (node))
	fputs (" common", file);
      if (code == VAR_DECL && DECL_THREAD_LOCAL_P (node))
	{
	  enum tls_model kind = DECL_TLS_MODEL (node);
	  switch (kind)
	    {
	      case TLS_MODEL_GLOBAL_DYNAMIC:
		fputs (" tls-global-dynamic", file);
		break;
	      case TLS_MODEL_LOCAL_DYNAMIC:
		fputs (" tls-local-dynamic", file);
		break;
	      case TLS_MODEL_INITIAL_EXEC:
		fputs (" tls-initial-exec", file);
		break;
	      case TLS_MODEL_LOCAL_EXEC:
		fputs (" tls-local-exec", file);
		break;
	      default:
		gcc_unreachable ();
	    }
	}
 
      if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON))
	{
	  if (DECL_VIRTUAL_P (node))
	    fputs (" virtual", file);
	  if (DECL_PRESERVE_P (node))
	    fputs (" preserve", file);
	  if (DECL_LANG_FLAG_0 (node))
	    fputs (" decl_0", file);
	  if (DECL_LANG_FLAG_1 (node))
	    fputs (" decl_1", file);
	  if (DECL_LANG_FLAG_2 (node))
	    fputs (" decl_2", file);
	  if (DECL_LANG_FLAG_3 (node))
	    fputs (" decl_3", file);
	  if (DECL_LANG_FLAG_4 (node))
	    fputs (" decl_4", file);
	  if (DECL_LANG_FLAG_5 (node))
	    fputs (" decl_5", file);
	  if (DECL_LANG_FLAG_6 (node))
	    fputs (" decl_6", file);
	  if (DECL_LANG_FLAG_7 (node))
	    fputs (" decl_7", file);
 
	  mode = DECL_MODE (node);
	  fprintf (file, " %s", GET_MODE_NAME (mode));
	}
 
      if ((code == VAR_DECL || code == PARM_DECL || code == RESULT_DECL)
	  && DECL_BY_REFERENCE (node))
	fputs (" passed-by-reference", file);
 
      if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS)  && DECL_DEFER_OUTPUT (node))
	fputs (" defer-output", file);
 
 
      xloc = expand_location (DECL_SOURCE_LOCATION (node));
      fprintf (file, " file %s line %d col %d", xloc.file, xloc.line,
	       xloc.column);
 
      if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON))
	{
	  print_node (file, "size", DECL_SIZE (node), indent + 4);
	  print_node (file, "unit size", DECL_SIZE_UNIT (node), indent + 4);
 
	  if (code != FUNCTION_DECL || DECL_BUILT_IN (node))
	    indent_to (file, indent + 3);
 
	  if (DECL_USER_ALIGN (node))
	    fprintf (file, " user");
 
	  fprintf (file, " align %d", DECL_ALIGN (node));
	  if (code == FIELD_DECL)
	    fprintf (file, " offset_align " HOST_WIDE_INT_PRINT_UNSIGNED,
		     DECL_OFFSET_ALIGN (node));
 
	  if (code == FUNCTION_DECL && DECL_BUILT_IN (node))
	    {
	      if (DECL_BUILT_IN_CLASS (node) == BUILT_IN_MD)
		fprintf (file, " built-in BUILT_IN_MD %d", DECL_FUNCTION_CODE (node));
	      else
		fprintf (file, " built-in %s:%s",
			 built_in_class_names[(int) DECL_BUILT_IN_CLASS (node)],
			 built_in_names[(int) DECL_FUNCTION_CODE (node)]);
	    }
	}
      if (code == FIELD_DECL)
	{
	  print_node (file, "offset", DECL_FIELD_OFFSET (node), indent + 4);
	  print_node (file, "bit offset", DECL_FIELD_BIT_OFFSET (node),
		      indent + 4);
	  if (DECL_BIT_FIELD_TYPE (node))
	    print_node (file, "bit_field_type", DECL_BIT_FIELD_TYPE (node),
			indent + 4);
	}
 
      print_node_brief (file, "context", DECL_CONTEXT (node), indent + 4);
 
      if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON))
	{
	  print_node_brief (file, "attributes",
			    DECL_ATTRIBUTES (node), indent + 4);
	  if (code != PARM_DECL)
	    print_node_brief (file, "initial", DECL_INITIAL (node),
			      indent + 4);
	}
      if (CODE_CONTAINS_STRUCT (code, TS_DECL_WRTL))
	{
	  print_node_brief (file, "abstract_origin",
			    DECL_ABSTRACT_ORIGIN (node), indent + 4);
	}
      if (CODE_CONTAINS_STRUCT (code, TS_DECL_NON_COMMON))
	{
	  print_node (file, "arguments", DECL_ARGUMENT_FLD (node), indent + 4);
	  print_node (file, "result", DECL_RESULT_FLD (node), indent + 4);
	}
 
      lang_hooks.print_decl (file, node, indent);
 
      if (DECL_RTL_SET_P (node))
	{
	  indent_to (file, indent + 4);
	  print_rtl (file, DECL_RTL (node));
	}
 
      if (code == PARM_DECL)
	{
	  print_node (file, "arg-type", DECL_ARG_TYPE (node), indent + 4);
 
	  if (DECL_INCOMING_RTL (node) != 0)
	    {
	      indent_to (file, indent + 4);
	      fprintf (file, "incoming-rtl ");
	      print_rtl (file, DECL_INCOMING_RTL (node));
	    }
	}
      else if (code == FUNCTION_DECL
	       && DECL_STRUCT_FUNCTION (node) != 0)
	{
	  indent_to (file, indent + 4);
	  dump_addr (file, "struct-function ", DECL_STRUCT_FUNCTION (node));
	}
 
      if ((code == VAR_DECL || code == PARM_DECL)
	  && DECL_HAS_VALUE_EXPR_P (node))
	print_node (file, "value-expr", DECL_VALUE_EXPR (node), indent + 4);
 
      /* Print the decl chain only if decl is at second level.  */
      if (indent == 4)
	print_node (file, "chain", TREE_CHAIN (node), indent + 4);
      else
	print_node_brief (file, "chain", TREE_CHAIN (node), indent + 4);
      break;
 
    case tcc_type:
      if (TYPE_UNSIGNED (node))
	fputs (" unsigned", file);
 
      /* The no-force-blk flag is used for different things in
	 different types.  */
      if ((code == RECORD_TYPE
	   || code == UNION_TYPE
	   || code == QUAL_UNION_TYPE)
	  && TYPE_NO_FORCE_BLK (node))
	fputs (" no-force-blk", file);
      else if (code == INTEGER_TYPE
	       && TYPE_IS_SIZETYPE (node))
	fputs (" sizetype", file);
 
      if (TYPE_STRING_FLAG (node))
	fputs (" string-flag", file);
      if (TYPE_NEEDS_CONSTRUCTING (node))
	fputs (" needs-constructing", file);
 
      /* The transparent-union flag is used for different things in
	 different nodes.  */
      if ((code == UNION_TYPE || code == RECORD_TYPE)
	  && TYPE_TRANSPARENT_AGGR (node))
	fputs (" transparent-aggr", file);
      else if (code == ARRAY_TYPE
	       && TYPE_NONALIASED_COMPONENT (node))
	fputs (" nonaliased-component", file);
 
      if (TYPE_PACKED (node))
	fputs (" packed", file);
 
      if (TYPE_RESTRICT (node))
	fputs (" restrict", file);
 
      if (TYPE_LANG_FLAG_0 (node))
	fputs (" type_0", file);
      if (TYPE_LANG_FLAG_1 (node))
	fputs (" type_1", file);
      if (TYPE_LANG_FLAG_2 (node))
	fputs (" type_2", file);
      if (TYPE_LANG_FLAG_3 (node))
	fputs (" type_3", file);
      if (TYPE_LANG_FLAG_4 (node))
	fputs (" type_4", file);
      if (TYPE_LANG_FLAG_5 (node))
	fputs (" type_5", file);
      if (TYPE_LANG_FLAG_6 (node))
	fputs (" type_6", file);
 
      mode = TYPE_MODE (node);
      fprintf (file, " %s", GET_MODE_NAME (mode));
 
      print_node (file, "size", TYPE_SIZE (node), indent + 4);
      print_node (file, "unit size", TYPE_SIZE_UNIT (node), indent + 4);
      indent_to (file, indent + 3);
 
      if (TYPE_USER_ALIGN (node))
	fprintf (file, " user");
 
      fprintf (file, " align %d symtab %d alias set " HOST_WIDE_INT_PRINT_DEC,
	       TYPE_ALIGN (node), TYPE_SYMTAB_ADDRESS (node),
	       (HOST_WIDE_INT) TYPE_ALIAS_SET (node));
 
      if (TYPE_STRUCTURAL_EQUALITY_P (node))
	fprintf (file, " structural equality");
      else
	dump_addr (file, " canonical type ", TYPE_CANONICAL (node));
 
      print_node (file, "attributes", TYPE_ATTRIBUTES (node), indent + 4);
 
      if (INTEGRAL_TYPE_P (node) || code == REAL_TYPE
	  || code == FIXED_POINT_TYPE)
	{
	  fprintf (file, " precision %d", TYPE_PRECISION (node));
	  print_node_brief (file, "min", TYPE_MIN_VALUE (node), indent + 4);
	  print_node_brief (file, "max", TYPE_MAX_VALUE (node), indent + 4);
	}
 
      if (code == ENUMERAL_TYPE)
	print_node (file, "values", TYPE_VALUES (node), indent + 4);
      else if (code == ARRAY_TYPE)
	print_node (file, "domain", TYPE_DOMAIN (node), indent + 4);
      else if (code == VECTOR_TYPE)
	fprintf (file, " nunits %d", (int) TYPE_VECTOR_SUBPARTS (node));
      else if (code == RECORD_TYPE
	       || code == UNION_TYPE
	       || code == QUAL_UNION_TYPE)
	print_node (file, "fields", TYPE_FIELDS (node), indent + 4);
      else if (code == FUNCTION_TYPE
	       || code == METHOD_TYPE)
	{
	  if (TYPE_METHOD_BASETYPE (node))
	    print_node_brief (file, "method basetype",
			      TYPE_METHOD_BASETYPE (node), indent + 4);
	  print_node (file, "arg-types", TYPE_ARG_TYPES (node), indent + 4);
	}
      else if (code == OFFSET_TYPE)
	print_node_brief (file, "basetype", TYPE_OFFSET_BASETYPE (node),
			  indent + 4);
 
      if (TYPE_CONTEXT (node))
	print_node_brief (file, "context", TYPE_CONTEXT (node), indent + 4);
 
      lang_hooks.print_type (file, node, indent);
 
      if (TYPE_POINTER_TO (node) || TREE_CHAIN (node))
	indent_to (file, indent + 3);
 
      print_node_brief (file, "pointer_to_this", TYPE_POINTER_TO (node),
			indent + 4);
      print_node_brief (file, "reference_to_this", TYPE_REFERENCE_TO (node),
			indent + 4);
      print_node_brief (file, "chain", TREE_CHAIN (node), indent + 4);
      break;
 
    case tcc_expression:
    case tcc_comparison:
    case tcc_unary:
    case tcc_binary:
    case tcc_reference:
    case tcc_statement:
    case tcc_vl_exp:
      if (code == BIND_EXPR)
	{
	  print_node (file, "vars", TREE_OPERAND (node, 0), indent + 4);
	  print_node (file, "body", TREE_OPERAND (node, 1), indent + 4);
	  print_node (file, "block", TREE_OPERAND (node, 2), indent + 4);
	  break;
	}
      if (code == CALL_EXPR)
	{
	  call_expr_arg_iterator iter;
	  tree arg;
	  print_node (file, "fn", CALL_EXPR_FN (node), indent + 4);
	  print_node (file, "static_chain", CALL_EXPR_STATIC_CHAIN (node),
		      indent + 4);
	  i = 0;
	  FOR_EACH_CALL_EXPR_ARG (arg, iter, node)
	    {
	      char temp[10];
	      sprintf (temp, "arg %d", i);
	      print_node (file, temp, arg, indent + 4);
	      i++;
	    }
	}
      else
	{
	  len = TREE_OPERAND_LENGTH (node);
 
	  for (i = 0; i < len; i++)
	    {
	      char temp[10];
 
	      sprintf (temp, "arg %d", i);
	      print_node (file, temp, TREE_OPERAND (node, i), indent + 4);
	    }
	}
      print_node (file, "chain", TREE_CHAIN (node), indent + 4);
      break;
 
    case tcc_constant:
    case tcc_exceptional:
      switch (code)
	{
	case INTEGER_CST:
	  if (TREE_OVERFLOW (node))
	    fprintf (file, " overflow");
 
	  fprintf (file, " ");
	  if (TREE_INT_CST_HIGH (node) == 0)
	    fprintf (file, HOST_WIDE_INT_PRINT_UNSIGNED,
		     TREE_INT_CST_LOW (node));
	  else if (TREE_INT_CST_HIGH (node) == -1
		   && TREE_INT_CST_LOW (node) != 0)
	    fprintf (file, "-" HOST_WIDE_INT_PRINT_UNSIGNED,
		     -TREE_INT_CST_LOW (node));
	  else
	    fprintf (file, HOST_WIDE_INT_PRINT_DOUBLE_HEX,
		     (unsigned HOST_WIDE_INT) TREE_INT_CST_HIGH (node),
		     (unsigned HOST_WIDE_INT) TREE_INT_CST_LOW (node));
	  break;
 
	case REAL_CST:
	  {
	    REAL_VALUE_TYPE d;
 
	    if (TREE_OVERFLOW (node))
	      fprintf (file, " overflow");
 
	    d = TREE_REAL_CST (node);
	    if (REAL_VALUE_ISINF (d))
	      fprintf (file,  REAL_VALUE_NEGATIVE (d) ? " -Inf" : " Inf");
	    else if (REAL_VALUE_ISNAN (d))
	      fprintf (file, " Nan");
	    else
	      {
		char string[64];
		real_to_decimal (string, &d, sizeof (string), 0, 1);
		fprintf (file, " %s", string);
	      }
	  }
	  break;
 
	case FIXED_CST:
	  {
	    FIXED_VALUE_TYPE f;
	    char string[64];
 
	    if (TREE_OVERFLOW (node))
	      fprintf (file, " overflow");
 
	    f = TREE_FIXED_CST (node);
	    fixed_to_decimal (string, &f, sizeof (string));
	    fprintf (file, " %s", string);
	  }
	  break;
 
	case VECTOR_CST:
	  {
	    tree vals = TREE_VECTOR_CST_ELTS (node);
	    char buf[10];
	    tree link;
	    int i;
 
	    i = 0;
	    for (link = vals; link; link = TREE_CHAIN (link), ++i)
	      {
		sprintf (buf, "elt%d: ", i);
		print_node (file, buf, TREE_VALUE (link), indent + 4);
	      }
	  }
	  break;
 
	case COMPLEX_CST:
	  print_node (file, "real", TREE_REALPART (node), indent + 4);
	  print_node (file, "imag", TREE_IMAGPART (node), indent + 4);
	  break;
 
	case STRING_CST:
	  {
	    const char *p = TREE_STRING_POINTER (node);
	    int i = TREE_STRING_LENGTH (node);
	    fputs (" \"", file);
	    while (--i >= 0)
	      {
		char ch = *p++;
		if (ch >= ' ' && ch < 127)
		  putc (ch, file);
		else
		  fprintf(file, "\\%03o", ch & 0xFF);
	      }
	    fputc ('\"', file);
	  }
	  /* Print the chain at second level.  */
	  if (indent == 4)
	    print_node (file, "chain", TREE_CHAIN (node), indent + 4);
	  else
	    print_node_brief (file, "chain", TREE_CHAIN (node), indent + 4);
	  break;
 
	case IDENTIFIER_NODE:
	  lang_hooks.print_identifier (file, node, indent);
	  break;
 
	case TREE_LIST:
	  print_node (file, "purpose", TREE_PURPOSE (node), indent + 4);
	  print_node (file, "value", TREE_VALUE (node), indent + 4);
	  print_node (file, "chain", TREE_CHAIN (node), indent + 4);
	  break;
 
	case TREE_VEC:
	  len = TREE_VEC_LENGTH (node);
	  for (i = 0; i < len; i++)
	    if (TREE_VEC_ELT (node, i))
	      {
		char temp[10];
		sprintf (temp, "elt %d", i);
		indent_to (file, indent + 4);
		print_node_brief (file, temp, TREE_VEC_ELT (node, i), 0);
	      }
	  break;
 
	case CONSTRUCTOR:
	  {
	    unsigned HOST_WIDE_INT cnt;
	    tree index, value;
	    len = VEC_length (constructor_elt, CONSTRUCTOR_ELTS (node));
	    fprintf (file, " lngt %d", len);
	    FOR_EACH_CONSTRUCTOR_ELT (CONSTRUCTOR_ELTS (node),
				      cnt, index, value)
	      {
		print_node (file, "idx", index, indent + 4);
		print_node (file, "val", value, indent + 4);
	      }
	  }
	  break;
 
    	case STATEMENT_LIST:
	  dump_addr (file, " head ", node->stmt_list.head);
	  dump_addr (file, " tail ", node->stmt_list.tail);
	  fprintf (file, " stmts");
	  {
	    tree_stmt_iterator i;
	    for (i = tsi_start (node); !tsi_end_p (i); tsi_next (&i))
	      {
		/* Not printing the addresses of the (not-a-tree)
		   'struct tree_stmt_list_node's.  */
		dump_addr (file, " ", tsi_stmt (i));
	      }
	    fprintf (file, "\n");
	    for (i = tsi_start (node); !tsi_end_p (i); tsi_next (&i))
	      {
		/* Not printing the addresses of the (not-a-tree)
		   'struct tree_stmt_list_node's.  */
		print_node (file, "stmt", tsi_stmt (i), indent + 4);
	      }
	  }
	  print_node (file, "chain", TREE_CHAIN (node), indent + 4);
	  break;
 
	case BLOCK:
	  print_node (file, "vars", BLOCK_VARS (node), indent + 4);
	  print_node (file, "supercontext", BLOCK_SUPERCONTEXT (node),
		      indent + 4);
	  print_node (file, "subblocks", BLOCK_SUBBLOCKS (node), indent + 4);
	  print_node (file, "chain", BLOCK_CHAIN (node), indent + 4);
	  print_node (file, "abstract_origin",
		      BLOCK_ABSTRACT_ORIGIN (node), indent + 4);
	  break;
 
	case SSA_NAME:
	  print_node_brief (file, "var", SSA_NAME_VAR (node), indent + 4);
	  fprintf (file, "def_stmt ");
	  print_gimple_stmt (file, SSA_NAME_DEF_STMT (node), indent + 4, 0);
 
	  indent_to (file, indent + 4);
	  fprintf (file, "version %u", SSA_NAME_VERSION (node));
	  if (SSA_NAME_OCCURS_IN_ABNORMAL_PHI (node))
	    fprintf (file, " in-abnormal-phi");
	  if (SSA_NAME_IN_FREE_LIST (node))
	    fprintf (file, " in-free-list");
 
	  if (SSA_NAME_PTR_INFO (node))
	    {
	      indent_to (file, indent + 3);
	      if (SSA_NAME_PTR_INFO (node))
		dump_addr (file, " ptr-info ", SSA_NAME_PTR_INFO (node));
	    }
	  break;
 
	case OMP_CLAUSE:
	    {
	      int i;
	      fprintf (file, " %s",
		       omp_clause_code_name[OMP_CLAUSE_CODE (node)]);
	      for (i = 0; i < omp_clause_num_ops[OMP_CLAUSE_CODE (node)]; i++)
		{
		  indent_to (file, indent + 4);
		  fprintf (file, "op %d:", i);
		  print_node_brief (file, "", OMP_CLAUSE_OPERAND (node, i), 0);
		}
	    }
	  break;
 
	case OPTIMIZATION_NODE:
	  cl_optimization_print (file, indent + 4, TREE_OPTIMIZATION (node));
	  break;
 
	case TARGET_OPTION_NODE:
	  cl_target_option_print (file, indent + 4, TREE_TARGET_OPTION (node));
	  break;
	case IMPORTED_DECL:
	  fprintf (file, " imported declaration");
	  print_node_brief (file, "associated declaration",
			    IMPORTED_DECL_ASSOCIATED_DECL (node),
			    indent + 4);
	  break;
 
	default:
	  if (EXCEPTIONAL_CLASS_P (node))
	    lang_hooks.print_xnode (file, node, indent);
	  break;
	}
 
      break;
    }
 
  if (EXPR_HAS_LOCATION (node))
    {
      expanded_location xloc = expand_location (EXPR_LOCATION (node));
      indent_to (file, indent+4);
      fprintf (file, "%s:%d:%d", xloc.file, xloc.line, xloc.column);
    }
 
  fprintf (file, ">");
}