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/* This file contains the definitions and documentation for the
additional tree codes used in the GNU C++ compiler (see tree.def
for the standard codes).
Copyright (C) 1987, 1988, 1990, 1993 Free Software Foundation, Inc.
Hacked by Michael Tiemann (tiemann@cygnus.com)
This file is part of GNU CC.
GNU CC 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.
GNU CC 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 GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* Reference to the contents of an offset
(a value whose type is an OFFSET_TYPE).
Operand 0 is the object within which the offset is taken.
Operand 1 is the offset. The language independent OFFSET_REF
just won't work for us. */
DEFTREECODE (OFFSET_REF, "offset_ref", "r", 2)
/* For DELETE_EXPR, operand 0 is the store to be destroyed.
Operand 1 is the value to pass to the destroying function
saying whether the store should be deallocated as well. */
DEFTREECODE (DELETE_EXPR, "dl_expr", "e", 2)
DEFTREECODE (VEC_DELETE_EXPR, "vec_dl_expr", "e", 2)
/* Value is reference to particular overloaded class method.
Operand 0 is the class name (an IDENTIFIER_NODE);
operand 1 is the field (also an IDENTIFIER_NODE).
The COMPLEXITY field holds the class level (usually 0). */
DEFTREECODE (SCOPE_REF, "scope_ref", "r", 2)
/* When composing an object with a member, this is the result.
Operand 0 is the object. Operand 1 is the member (usually
a dereferenced pointer to member). */
DEFTREECODE (MEMBER_REF, "member_ref", "r", 2)
/* Type conversion operator in C++. TREE_TYPE is type that this
operator converts to. Operand is expression to be converted. */
DEFTREECODE (TYPE_EXPR, "type_expr", "e", 1)
/* For NEW_EXPR, operand 0 is function which performs initialization,
operand 1 is argument list to initialization function,
and operand 2 is the slot which was allocated for this expression. */
DEFTREECODE (NEW_EXPR, "nw_expr", "e", 3)
DEFTREECODE (VEC_NEW_EXPR, "vec_nw_expr", "e", 3)
/* A throw expression. operand 0 is the expression, if there was one,
else it is NULL_TREE. */
DEFTREECODE (THROW_EXPR, "throw_expr", "e", 1)
/* Initialization of a vector, used in build_new. Operand 0 is the target
of the initialization, operand 1 is the initializer, and operand 2 is
the number of elements. */
DEFTREECODE (VEC_INIT_EXPR, "vec_init_expr", "e", 3)
/* Template definition. The following fields have the specified uses,
although there are other macros in cp-tree.h that should be used for
accessing this data.
DECL_ARGUMENTS template parm vector
DECL_TEMPLATE_INFO template text &c
DECL_VINDEX list of instantiations already produced;
only done for functions so far
For class template:
DECL_INITIAL associated templates (methods &c)
DECL_RESULT null
For non-class templates:
TREE_TYPE type of object to be constructed
DECL_RESULT decl for object to be created
(e.g., FUNCTION_DECL with tmpl parms used)
*/
DEFTREECODE (TEMPLATE_DECL, "template_decl", "d", 0)
/* Index into a template parameter list. This parameter must be a type.
Use TYPE_FIELDS to find parmlist and index. */
DEFTREECODE (TEMPLATE_TYPE_PARM, "template_type_parm", "t", 0)
/* A type designated by 'typename T::t'. */
DEFTREECODE (TYPENAME_TYPE, "typename_type", "t", 0)
/* Index into a template parameter list. This parameter must not be a
type. */
DEFTREECODE (TEMPLATE_CONST_PARM, "template_const_parm", "c", 3)
/* A thunk is a stub function.
Thunks are used to implement multiple inheritance:
At run-time, such a thunk subtracts THUNK_DELTA (an int, not a tree)
from the this pointer, and then jumps to DECL_INITIAL
(which is an ADDR_EXPR whose operand is a FUNCTION_DECL).
Other kinds of thunks may be defined later. */
DEFTREECODE (THUNK_DECL, "thunk_decl", "d", 0)
/* A namespace declaration. */
DEFTREECODE (NAMESPACE_DECL, "namespace_decl", "d", 0)
/* A using declaration. DECL_INITIAL contains the specified scope.
This is not an alias, but is later expanded into multiple aliases. */
DEFTREECODE (USING_DECL, "using_decl", "d", 0)
/* An un-parsed default argument. Looks like an IDENTIFIER_NODE. */
DEFTREECODE (DEFAULT_ARG, "default_arg", "c", 2)
/* A template-id, like foo<int>. The first operand is the template.
The second is the list of explicitly specified arguments. The
template will be a FUNCTION_DECL, TEMPLATE_DECL, or a list of
overloaded functions and templates if the template-id refers to
a global template. If the template-id refers to a member template,
the template will will be an IDENTIFIER_NODE. */
DEFTREECODE (TEMPLATE_ID_EXPR, "template_id_expr", "e", 2)
/* A whole bunch of tree codes for the initial, superficial parsing of
templates. */
DEFTREECODE (LOOKUP_EXPR, "lookup_expr", "e", 2)
DEFTREECODE (MODOP_EXPR, "modop_expr", "e", 3)
DEFTREECODE (CAST_EXPR, "cast_expr", "1", 1)
DEFTREECODE (REINTERPRET_CAST_EXPR, "reinterpret_cast_expr", "1", 1)
DEFTREECODE (CONST_CAST_EXPR, "const_cast_expr", "1", 1)
DEFTREECODE (STATIC_CAST_EXPR, "static_cast_expr", "1", 1)
DEFTREECODE (DYNAMIC_CAST_EXPR, "dynamic_cast_expr", "1", 1)
DEFTREECODE (SIZEOF_EXPR, "sizeof_expr", "1", 1)
DEFTREECODE (ARROW_EXPR, "arrow_expr", "e", 1)
DEFTREECODE (DOTSTAR_EXPR, "dotstar_expr", "e", 2)
DEFTREECODE (TYPEID_EXPR, "typeid_expr", "e", 1)
DEFTREECODE (EXPR_STMT, "expr_stmt", "e", 1)
DEFTREECODE (COMPOUND_STMT, "compound_stmt", "e", 1)
DEFTREECODE (DECL_STMT, "decl_stmt", "e", 3)
DEFTREECODE (IF_STMT, "if_stmt", "e", 3)
DEFTREECODE (FOR_STMT, "for_stmt", "e", 4)
DEFTREECODE (WHILE_STMT, "while_stmt", "e", 2)
DEFTREECODE (DO_STMT, "do_stmt", "e", 2)
DEFTREECODE (RETURN_STMT, "return_stmt", "e", 1)
DEFTREECODE (BREAK_STMT, "break_stmt", "e", 0)
DEFTREECODE (CONTINUE_STMT, "continue_stmt", "e", 0)
DEFTREECODE (SWITCH_STMT, "switch_stmt", "e", 2)
DEFTREECODE (GOTO_STMT, "goto_stmt", "e", 1)
DEFTREECODE (CTOR_INITIALIZER, "ctor_initializer", "e", 2)
DEFTREECODE (CASE_LABEL, "case_label", "e", 2)
DEFTREECODE (RETURN_INIT, "return_init", "e", 2)
DEFTREECODE (TRY_BLOCK, "try_stmt", "e", 2)
DEFTREECODE (HANDLER, "catch_stmt", "e", 2)
DEFTREECODE (IDENTITY_CONV, "identity_conv", "e", 1)
DEFTREECODE (LVALUE_CONV, "lvalue_conv", "e", 1)
DEFTREECODE (QUAL_CONV, "qual_conv", "e", 1)
DEFTREECODE (STD_CONV, "std_conv", "e", 1)
DEFTREECODE (PTR_CONV, "ptr_conv", "e", 1)
DEFTREECODE (PMEM_CONV, "pmem_conv", "e", 1)
DEFTREECODE (BASE_CONV, "base_conv", "e", 1)
DEFTREECODE (REF_BIND, "ref_bind", "e", 1)
DEFTREECODE (USER_CONV, "user_conv", "e", 4)
DEFTREECODE (AMBIG_CONV, "ambig_conv", "e", 1)
DEFTREECODE (RVALUE_CONV, "rvalue_conv", "e", 1)
DEFTREECODE (TAG_DEFN, "tag_defn", "e", 0)
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