1/* This file contains the definitions and documentation for the 2 additional tree codes used in the GNU C++ compiler (see tree.def 3 for the standard codes). 4 Copyright (C) 1987, 1988, 1990, 1993 Free Software Foundation, Inc. 5 Hacked by Michael Tiemann (tiemann@cygnus.com) 6 7This file is part of GNU CC. 8 9GNU CC is free software; you can redistribute it and/or modify 10it under the terms of the GNU General Public License as published by 11the Free Software Foundation; either version 2, or (at your option) 12any later version. 13 14GNU CC is distributed in the hope that it will be useful, 15but WITHOUT ANY WARRANTY; without even the implied warranty of 16MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17GNU General Public License for more details. 18 19You should have received a copy of the GNU General Public License 20along with GNU CC; see the file COPYING. If not, write to 21the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ 22 23 24/* For DELETE_EXPR, operand 0 is the store to be destroyed. 25 Operand 1 is the value to pass to the destroying function 26 saying whether the store should be deallocated as well. */ 27DEFTREECODE (DELETE_EXPR, "dl_expr", "e", 2) 28 29/* Value is reference to particular overloaded class method. 30 Operand 0 is the class name (an IDENTIFIER_NODE); 31 operand 1 is the field (also an IDENTIFIER_NODE). 32 The COMPLEXITY field holds the class level (usually 0). */ 33DEFTREECODE (SCOPE_REF, "scope_ref", "r", 2) 34 35/* When composing an object with a member, this is the result. 36 Operand 0 is the object. Operand 1 is the member (usually 37 a dereferenced pointer to member). */ 38DEFTREECODE (MEMBER_REF, "member_ref", "r", 2) 39 40/* Type conversion operator in C++. TREE_TYPE is type that this 41 operator converts to. Operand is expression to be converted. */ 42DEFTREECODE (TYPE_EXPR, "type_expr", "e", 1) 43 44/* For CPLUS_NEW_EXPR, operand 0 is function which performs initialization, 45 operand 1 is argument list to initialization function, 46 and operand 2 is the slot which was allocated for this expression. */ 47DEFTREECODE (NEW_EXPR, "nw_expr", "e", 3) 48 49/* Distinguish variables that are only used to identify exceptions 50 that were caught. Only the DECL_NAME (and TREE_CHAIN) 51 is really used. */ 52DEFTREECODE (CPLUS_CATCH_DECL, "catch_decl", "d", 0) 53 54/* Template definition. The following fields have the specified uses, 55 although there are other macros in cp-tree.h that should be used for 56 accessing this data. 57 DECL_ARGUMENTS template parm vector 58 DECL_TEMPLATE_INFO template text &c 59 DECL_VINDEX list of instantiations already produced; 60 only done for functions so far 61 For class template: 62 DECL_INITIAL associated templates (methods &c) 63 DECL_RESULT null 64 For non-class templates: 65 TREE_TYPE type of object to be constructed 66 DECL_RESULT decl for object to be created 67 (e.g., FUNCTION_DECL with tmpl parms used) 68 */ 69DEFTREECODE (TEMPLATE_DECL, "template_decl", "d", 0) 70 71/* Index into a template parameter list. This parameter must be a type. 72 Use TYPE_FIELDS to find parmlist and index. */ 73DEFTREECODE (TEMPLATE_TYPE_PARM, "template_type_parm", "t", 0) 74 75/* Index into a template parameter list. This parameter must not be a 76 type. */ 77DEFTREECODE (TEMPLATE_CONST_PARM, "template_const_parm", "c", 2) 78 79/* For uninstantiated parameterized types. 80 TYPE_VALUES tree list: 81 TREE_PURPOSE template decl 82 TREE_VALUE parm vector 83 TREE_CHAIN null 84 Other useful fields to be defined later. */ 85DEFTREECODE (UNINSTANTIATED_P_TYPE, "uninstantiated_p_type", "t", 0) 86