| /* 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", 2) |
| |
| /* 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 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) |
