operators.def revision 110611
190075Sobrien/* -*-C-*- 290075Sobrien 390075Sobrien This file contains definitions of the various C++ operators, 490075Sobrien including both overloadable operators (like `+') and 590075Sobrien non-overloadable operators (like the `?:' ternary operator). 690075Sobrien Writtey by Mark Mitchell <mark@codesourcery.com> 790075Sobrien 8110611Skan Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc. 990075Sobrien 1090075SobrienThis file is part of GNU CC. 1190075Sobrien 1290075SobrienGNU CC is free software; you can redistribute it and/or modify 1390075Sobrienit under the terms of the GNU General Public License as published by 1490075Sobrienthe Free Software Foundation; either version 2, or (at your option) 1590075Sobrienany later version. 1690075Sobrien 1790075SobrienGNU CC is distributed in the hope that it will be useful, 1890075Sobrienbut WITHOUT ANY WARRANTY; without even the implied warranty of 1990075SobrienMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 2090075SobrienGNU General Public License for more details. 2190075Sobrien 2290075SobrienYou should have received a copy of the GNU General Public License 2390075Sobrienalong with GNU CC; see the file COPYING. If not, write to 2490075Sobrienthe Free Software Foundation, 59 Temple Place - Suite 330, 2590075SobrienBoston, MA 02111-1307, USA. */ 2690075Sobrien 2790075Sobrien/* The DEF_OPERATOR macro takes the following arguments: 2890075Sobrien 2990075Sobrien NAME 3090075Sobrien 3190075Sobrien The name of the operator, as a C string, but without the 3290075Sobrien preceding `operator'. This is the name that would be given in 3390075Sobrien the source program. For `operator +', for example, this would be 3490075Sobrien `+'. 3590075Sobrien 3690075Sobrien CODE 3790075Sobrien 3890075Sobrien The tree_code for this operator. For `operator +', for example, 3990075Sobrien this would be PLUS_EXPR. Because there are no tree codes for 4090075Sobrien assignment operators, the same tree-codes are reused; i.e., 4190075Sobrien `operator +' will also have PLUS_EXPR as its CODE. 4290075Sobrien 43110611Skan MANGLING 4490075Sobrien 4590075Sobrien The mangling prefix for the operator, as a C string, and as 4690075Sobrien mangled under the new ABI. For `operator +', for example, this 4790075Sobrien would be "pl". 4890075Sobrien 4990075Sobrien ARITY 5090075Sobrien 5190075Sobrien The arity of the operator, or -1 if any arity is allowed. (As 5290075Sobrien for `operator ()'.) Postincrement and postdecrement operators 5390075Sobrien are marked as binary. 5490075Sobrien 5590075Sobrien ASSN_P 5690075Sobrien 5790075Sobrien A boolean value. If non-zero, this is an assignment operator. 5890075Sobrien 5990075Sobrien Before including this file, you should define DEFOPERATOR 6090075Sobrien to take these arguments. 6190075Sobrien 6290075Sobrien There is code (such as in grok_op_properties) that depends on the 6390075Sobrien order the operators are presented in this file. In particular, 6490075Sobrien unary operators must precede binary operators. */ 6590075Sobrien 6690075Sobrien/* Use DEF_SIMPLE_OPERATOR to define a non-assignment operator. Its 6790075Sobrien arguments are as for DEF_OPERATOR, but there is no need to provide 6890075Sobrien an ASSIGNMENT_P argument; it is always zero. */ 6990075Sobrien 7090075Sobrien#define DEF_SIMPLE_OPERATOR(NAME, CODE, MANGLING, ARITY) \ 7190075Sobrien DEF_OPERATOR(NAME, CODE, MANGLING, ARITY, 0) 7290075Sobrien 7390075Sobrien/* Use DEF_ASSN_OPERATOR to define an assignment operator. Its 7490075Sobrien arguments are as for DEF_OPERATOR, but there is no need to provide 7590075Sobrien an ASSIGNMENT_P argument; it is always one. */ 7690075Sobrien 7790075Sobrien#define DEF_ASSN_OPERATOR(NAME, CODE, MANGLING, ARITY) \ 7890075Sobrien DEF_OPERATOR(NAME, CODE, MANGLING, ARITY, 1) 7990075Sobrien 8090075Sobrien/* Memory allocation operators. */ 8190075SobrienDEF_SIMPLE_OPERATOR ("new", NEW_EXPR, "nw", -1) 8290075SobrienDEF_SIMPLE_OPERATOR ("new []", VEC_NEW_EXPR, "na", -1) 8390075SobrienDEF_SIMPLE_OPERATOR ("delete", DELETE_EXPR, "dl", -1) 8490075SobrienDEF_SIMPLE_OPERATOR ("delete []", VEC_DELETE_EXPR, "da", -1) 8590075Sobrien 8690075Sobrien/* Unary operators. */ 8790075SobrienDEF_SIMPLE_OPERATOR ("+", CONVERT_EXPR, "ps", 1) 8890075SobrienDEF_SIMPLE_OPERATOR ("-", NEGATE_EXPR, "ng", 1) 8990075SobrienDEF_SIMPLE_OPERATOR ("&", ADDR_EXPR, "ad", 1) 9090075SobrienDEF_SIMPLE_OPERATOR ("*", INDIRECT_REF, "de", 1) 9190075SobrienDEF_SIMPLE_OPERATOR ("~", BIT_NOT_EXPR, "co", 1) 9290075SobrienDEF_SIMPLE_OPERATOR ("!", TRUTH_NOT_EXPR, "nt", 1) 9390075SobrienDEF_SIMPLE_OPERATOR ("++", PREINCREMENT_EXPR, "pp", 1) 9490075SobrienDEF_SIMPLE_OPERATOR ("--", PREDECREMENT_EXPR, "mm", 1) 9590075SobrienDEF_SIMPLE_OPERATOR ("sizeof", SIZEOF_EXPR, "sz", 1) 9690075Sobrien/* This is an extension. */ 9790075SobrienDEF_SIMPLE_OPERATOR ("alignof", ALIGNOF_EXPR, "v17alignof", 1) 9890075Sobrien 9990075Sobrien/* The cast operator. */ 10090075SobrienDEF_SIMPLE_OPERATOR ("", TYPE_EXPR, "cv", 1) 10190075SobrienDEF_SIMPLE_OPERATOR ("", CAST_EXPR, "cv", 1) 10290075SobrienDEF_SIMPLE_OPERATOR ("", CONST_CAST_EXPR, "cv", 1) 10390075SobrienDEF_SIMPLE_OPERATOR ("", STATIC_CAST_EXPR, "cv", 1) 10490075Sobrien 10590075Sobrien/* Binary operators. */ 10690075SobrienDEF_SIMPLE_OPERATOR ("+", PLUS_EXPR, "pl", 2) 10790075SobrienDEF_SIMPLE_OPERATOR ("-", MINUS_EXPR, "mi", 2) 10890075SobrienDEF_SIMPLE_OPERATOR ("*", MULT_EXPR, "ml", 2) 10990075SobrienDEF_SIMPLE_OPERATOR ("/", TRUNC_DIV_EXPR, "dv", 2) 11090075SobrienDEF_SIMPLE_OPERATOR ("%", TRUNC_MOD_EXPR, "rm", 2) 11190075SobrienDEF_SIMPLE_OPERATOR ("&", BIT_AND_EXPR, "an", 2) 11290075SobrienDEF_SIMPLE_OPERATOR ("|", BIT_IOR_EXPR, "or", 2) 11390075SobrienDEF_SIMPLE_OPERATOR ("^", BIT_XOR_EXPR, "eo", 2) 11490075SobrienDEF_SIMPLE_OPERATOR ("<<", LSHIFT_EXPR, "ls", 2) 11590075SobrienDEF_SIMPLE_OPERATOR (">>", RSHIFT_EXPR, "rs", 2) 11690075SobrienDEF_SIMPLE_OPERATOR ("==", EQ_EXPR, "eq", 2) 11790075SobrienDEF_SIMPLE_OPERATOR ("!=", NE_EXPR, "ne", 2) 11890075SobrienDEF_SIMPLE_OPERATOR ("<", LT_EXPR, "lt", 2) 11990075SobrienDEF_SIMPLE_OPERATOR (">", GT_EXPR, "gt", 2) 12090075SobrienDEF_SIMPLE_OPERATOR ("<=", LE_EXPR, "le", 2) 12190075SobrienDEF_SIMPLE_OPERATOR (">=", GE_EXPR, "ge", 2) 12290075SobrienDEF_SIMPLE_OPERATOR ("&&", TRUTH_ANDIF_EXPR, "aa", 2) 12390075SobrienDEF_SIMPLE_OPERATOR ("||", TRUTH_ORIF_EXPR, "oo", 2) 12490075SobrienDEF_SIMPLE_OPERATOR (",", COMPOUND_EXPR, "cm", 2) 12590075SobrienDEF_SIMPLE_OPERATOR ("->*", MEMBER_REF, "pm", 2) 12690075SobrienDEF_SIMPLE_OPERATOR ("->", COMPONENT_REF, "pt", 2) 12790075SobrienDEF_SIMPLE_OPERATOR ("[]", ARRAY_REF, "ix", 2) 12890075SobrienDEF_SIMPLE_OPERATOR ("++", POSTINCREMENT_EXPR, "pp", 2) 12990075SobrienDEF_SIMPLE_OPERATOR ("--", POSTDECREMENT_EXPR, "mm", 2) 130110611Skan/* These operators are GNU extensions. */ 13190075SobrienDEF_SIMPLE_OPERATOR ("<?", MIN_EXPR, "v23min", 2) 13290075SobrienDEF_SIMPLE_OPERATOR (">?", MAX_EXPR, "v23max", 2) 13390075Sobrien/* This one is needed for mangling. */ 13490075SobrienDEF_SIMPLE_OPERATOR ("::", SCOPE_REF, "sr", 2); 13590075Sobrien 13690075Sobrien/* Assignment operators. */ 13790075SobrienDEF_ASSN_OPERATOR ("=", NOP_EXPR, "aS", 2) 13890075SobrienDEF_ASSN_OPERATOR ("+=", PLUS_EXPR, "pL", 2) 13990075SobrienDEF_ASSN_OPERATOR ("-=", MINUS_EXPR, "mI", 2) 14090075SobrienDEF_ASSN_OPERATOR ("*=", MULT_EXPR, "mL", 2) 14190075SobrienDEF_ASSN_OPERATOR ("/=", TRUNC_DIV_EXPR, "dV", 2) 14290075SobrienDEF_ASSN_OPERATOR ("%=", TRUNC_MOD_EXPR, "rM", 2) 14390075SobrienDEF_ASSN_OPERATOR ("&=", BIT_AND_EXPR, "aN", 2) 14490075SobrienDEF_ASSN_OPERATOR ("|=", BIT_IOR_EXPR, "oR", 2) 14590075SobrienDEF_ASSN_OPERATOR ("^=", BIT_XOR_EXPR, "eO", 2) 14690075SobrienDEF_ASSN_OPERATOR ("<<=", LSHIFT_EXPR, "lS", 2) 14790075SobrienDEF_ASSN_OPERATOR (">>=", RSHIFT_EXPR, "rS", 2) 148110611Skan/* These operators are GNU extensions. */ 149110611SkanDEF_ASSN_OPERATOR ("<?=", MIN_EXPR, "v23miN", 2); 150110611SkanDEF_ASSN_OPERATOR (">?=", MAX_EXPR, "v23maX", 2); 15190075Sobrien 15290075Sobrien/* Ternary operators. */ 15390075SobrienDEF_SIMPLE_OPERATOR ("?:", COND_EXPR, "qu", 3) 15490075Sobrien 15590075Sobrien/* Miscellaneous. */ 15690075SobrienDEF_SIMPLE_OPERATOR ("()", CALL_EXPR, "cl", -1) 157