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/* Tree-dumping functionality for intermediate representation.
Copyright (C) 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
Written by Mark Mitchell <mark@codesourcery.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 2, 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 COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "tree.h"
#include "cp-tree.h"
#include "tree-dump.h"
static void dump_access (dump_info_p, tree);
static void dump_op (dump_info_p, tree);
/* Dump a representation of the accessibility information associated
with T. */
static void
dump_access (dump_info_p di, tree t)
{
if (TREE_PROTECTED(t))
dump_string (di, "protected");
else if (TREE_PRIVATE(t))
dump_string (di, "private");
else
dump_string (di, "public");
}
/* Dump a representation of the specific operator for an overloaded
operator associated with node t. */
static void
dump_op (dump_info_p di, tree t)
{
switch (DECL_OVERLOADED_OPERATOR_P (t)) {
case NEW_EXPR:
dump_string (di, "new");
break;
case VEC_NEW_EXPR:
dump_string (di, "vecnew");
break;
case DELETE_EXPR:
dump_string (di, "delete");
break;
case VEC_DELETE_EXPR:
dump_string (di, "vecdelete");
break;
case CONVERT_EXPR:
dump_string (di, "pos");
break;
case NEGATE_EXPR:
dump_string (di, "neg");
break;
case ADDR_EXPR:
dump_string (di, "addr");
break;
case INDIRECT_REF:
dump_string(di, "deref");
break;
case BIT_NOT_EXPR:
dump_string(di, "not");
break;
case TRUTH_NOT_EXPR:
dump_string(di, "lnot");
break;
case PREINCREMENT_EXPR:
dump_string(di, "preinc");
break;
case PREDECREMENT_EXPR:
dump_string(di, "predec");
break;
case PLUS_EXPR:
if (DECL_ASSIGNMENT_OPERATOR_P (t))
dump_string (di, "plusassign");
else
dump_string(di, "plus");
break;
case MINUS_EXPR:
if (DECL_ASSIGNMENT_OPERATOR_P (t))
dump_string (di, "minusassign");
else
dump_string(di, "minus");
break;
case MULT_EXPR:
if (DECL_ASSIGNMENT_OPERATOR_P (t))
dump_string (di, "multassign");
else
dump_string (di, "mult");
break;
case TRUNC_DIV_EXPR:
if (DECL_ASSIGNMENT_OPERATOR_P (t))
dump_string (di, "divassign");
else
dump_string (di, "div");
break;
case TRUNC_MOD_EXPR:
if (DECL_ASSIGNMENT_OPERATOR_P (t))
dump_string (di, "modassign");
else
dump_string (di, "mod");
break;
case BIT_AND_EXPR:
if (DECL_ASSIGNMENT_OPERATOR_P (t))
dump_string (di, "andassign");
else
dump_string (di, "and");
break;
case BIT_IOR_EXPR:
if (DECL_ASSIGNMENT_OPERATOR_P (t))
dump_string (di, "orassign");
else
dump_string (di, "or");
break;
case BIT_XOR_EXPR:
if (DECL_ASSIGNMENT_OPERATOR_P (t))
dump_string (di, "xorassign");
else
dump_string (di, "xor");
break;
case LSHIFT_EXPR:
if (DECL_ASSIGNMENT_OPERATOR_P (t))
dump_string (di, "lshiftassign");
else
dump_string (di, "lshift");
break;
case RSHIFT_EXPR:
if (DECL_ASSIGNMENT_OPERATOR_P (t))
dump_string (di, "rshiftassign");
else
dump_string (di, "rshift");
break;
case EQ_EXPR:
dump_string (di, "eq");
break;
case NE_EXPR:
dump_string (di, "ne");
break;
case LT_EXPR:
dump_string (di, "lt");
break;
case GT_EXPR:
dump_string (di, "gt");
break;
case LE_EXPR:
dump_string (di, "le");
break;
case GE_EXPR:
dump_string (di, "ge");
break;
case TRUTH_ANDIF_EXPR:
dump_string (di, "land");
break;
case TRUTH_ORIF_EXPR:
dump_string (di, "lor");
break;
case COMPOUND_EXPR:
dump_string (di, "compound");
break;
case MEMBER_REF:
dump_string (di, "memref");
break;
case COMPONENT_REF:
dump_string (di, "ref");
break;
case ARRAY_REF:
dump_string (di, "subs");
break;
case POSTINCREMENT_EXPR:
dump_string (di, "postinc");
break;
case POSTDECREMENT_EXPR:
dump_string (di, "postdec");
break;
case CALL_EXPR:
dump_string (di, "call");
break;
case NOP_EXPR:
if (DECL_ASSIGNMENT_OPERATOR_P (t))
dump_string (di, "assign");
break;
default:
break;
}
}
bool
cp_dump_tree (void* dump_info, tree t)
{
enum tree_code code;
dump_info_p di = (dump_info_p) dump_info;
/* Figure out what kind of node this is. */
code = TREE_CODE (t);
if (DECL_P (t))
{
if (DECL_LANG_SPECIFIC (t) && DECL_LANGUAGE (t) != lang_cplusplus)
dump_string (di, language_to_string (DECL_LANGUAGE (t)));
}
switch (code)
{
case IDENTIFIER_NODE:
if (IDENTIFIER_OPNAME_P (t))
{
dump_string (di, "operator");
return true;
}
else if (IDENTIFIER_TYPENAME_P (t))
{
dump_child ("tynm", TREE_TYPE (t));
return true;
}
break;
case OFFSET_TYPE:
dump_string (di, "ptrmem");
dump_child ("ptd", TYPE_PTRMEM_POINTED_TO_TYPE (t));
dump_child ("cls", TYPE_PTRMEM_CLASS_TYPE (t));
return true;
case RECORD_TYPE:
if (TYPE_PTRMEMFUNC_P (t))
{
dump_string (di, "ptrmem");
dump_child ("ptd", TYPE_PTRMEM_POINTED_TO_TYPE (t));
dump_child ("cls", TYPE_PTRMEM_CLASS_TYPE (t));
return true;
}
/* Fall through. */
case UNION_TYPE:
/* Is it a type used as a base? */
if (TYPE_CONTEXT (t) && TREE_CODE (TYPE_CONTEXT (t)) == TREE_CODE (t)
&& CLASSTYPE_AS_BASE (TYPE_CONTEXT (t)) == t)
{
dump_child ("bfld", TYPE_CONTEXT (t));
return true;
}
if (! IS_AGGR_TYPE (t))
break;
dump_child ("vfld", TYPE_VFIELD (t));
if (CLASSTYPE_TEMPLATE_SPECIALIZATION(t))
dump_string(di, "spec");
if (!dump_flag (di, TDF_SLIM, t))
{
int i;
for (i = 0; i < CLASSTYPE_N_BASECLASSES (t); ++i)
{
tree base_binfo = BINFO_BASETYPE (TYPE_BINFO (t), i);
dump_child ("base", BINFO_TYPE (base_binfo));
if (TREE_VIA_VIRTUAL (base_binfo))
dump_string (di, "virtual");
dump_access (di, base_binfo);
}
}
break;
case FIELD_DECL:
dump_access (di, t);
if (DECL_MUTABLE_P (t))
dump_string(di, "mutable");
break;
case VAR_DECL:
if (TREE_CODE (CP_DECL_CONTEXT (t)) == RECORD_TYPE)
dump_access (di, t);
if (TREE_STATIC (t) && !TREE_PUBLIC (t))
dump_string (di, "static");
break;
case FUNCTION_DECL:
if (!DECL_THUNK_P (t))
{
if (DECL_OVERLOADED_OPERATOR_P (t)) {
dump_string (di, "operator");
dump_op (di, t);
}
if (DECL_FUNCTION_MEMBER_P (t))
{
dump_string (di, "member");
dump_access (di, t);
}
if (DECL_PURE_VIRTUAL_P (t))
dump_string (di, "pure");
if (DECL_VIRTUAL_P (t))
dump_string (di, "virtual");
if (DECL_CONSTRUCTOR_P (t))
dump_string (di, "constructor");
if (DECL_DESTRUCTOR_P (t))
dump_string (di, "destructor");
if (DECL_CONV_FN_P (t))
dump_string (di, "conversion");
if (DECL_GLOBAL_CTOR_P (t))
dump_string (di, "global init");
if (DECL_GLOBAL_DTOR_P (t))
dump_string (di, "global fini");
if (DECL_FRIEND_PSEUDO_TEMPLATE_INSTANTIATION (t))
dump_string (di, "pseudo tmpl");
}
else
{
tree virt = THUNK_VIRTUAL_OFFSET (t);
dump_string (di, "thunk");
if (DECL_THIS_THUNK_P (t))
dump_string (di, "this adjusting");
else
{
dump_string (di, "result adjusting");
if (virt)
virt = BINFO_VPTR_FIELD (virt);
}
dump_int (di, "fixd", THUNK_FIXED_OFFSET (t));
if (virt)
dump_int (di, "virt", tree_low_cst (virt, 0));
dump_child ("fn", DECL_INITIAL (t));
}
break;
case NAMESPACE_DECL:
if (DECL_NAMESPACE_ALIAS (t))
dump_child ("alis", DECL_NAMESPACE_ALIAS (t));
else if (!dump_flag (di, TDF_SLIM, t))
dump_child ("dcls", cp_namespace_decls (t));
break;
case TEMPLATE_DECL:
dump_child ("rslt", DECL_TEMPLATE_RESULT (t));
dump_child ("inst", DECL_TEMPLATE_INSTANTIATIONS (t));
dump_child ("spcs", DECL_TEMPLATE_SPECIALIZATIONS (t));
dump_child ("prms", DECL_TEMPLATE_PARMS (t));
break;
case OVERLOAD:
dump_child ("crnt", OVL_CURRENT (t));
dump_child ("chan", OVL_CHAIN (t));
break;
case TRY_BLOCK:
dump_stmt (di, t);
if (CLEANUP_P (t))
dump_string (di, "cleanup");
dump_child ("body", TRY_STMTS (t));
dump_child ("hdlr", TRY_HANDLERS (t));
dump_next_stmt (di, t);
break;
case EH_SPEC_BLOCK:
dump_stmt (di, t);
dump_child ("body", EH_SPEC_STMTS (t));
dump_child ("raises", EH_SPEC_RAISES (t));
dump_next_stmt (di, t);
break;
case PTRMEM_CST:
dump_child ("clas", PTRMEM_CST_CLASS (t));
dump_child ("mbr", PTRMEM_CST_MEMBER (t));
break;
case THROW_EXPR:
/* These nodes are unary, but do not have code class `1'. */
dump_child ("op 0", TREE_OPERAND (t, 0));
break;
case AGGR_INIT_EXPR:
dump_int (di, "ctor", AGGR_INIT_VIA_CTOR_P (t));
dump_child ("fn", TREE_OPERAND (t, 0));
dump_child ("args", TREE_OPERAND (t, 1));
dump_child ("decl", TREE_OPERAND (t, 2));
break;
case HANDLER:
dump_stmt (di, t);
dump_child ("parm", HANDLER_PARMS (t));
dump_child ("body", HANDLER_BODY (t));
dump_next_stmt (di, t);
break;
case MUST_NOT_THROW_EXPR:
dump_stmt (di, t);
dump_child ("body", TREE_OPERAND (t, 0));
dump_next_stmt (di, t);
break;
case USING_STMT:
dump_stmt (di, t);
dump_child ("nmsp", USING_STMT_NAMESPACE (t));
dump_next_stmt (di, t);
break;
default:
break;
}
return c_dump_tree (di, t);
}
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