c-common.def revision 90075
190075Sobrien/* This file contains the definitions and documentation for the 290075Sobrien additional tree codes used in the GNU C++ compiler (see tree.def 390075Sobrien for the standard codes). 490075Sobrien Copyright (C) 1987, 1988, 1990, 1993, 1997, 1998, 590075Sobrien 1999, 2000, 2001 Free Software Foundation, Inc. 690075Sobrien Written by Benjamin Chelf <chelf@codesourcery.com> 790075Sobrien 890075SobrienThis file is part of GCC. 990075Sobrien 1090075SobrienGCC is free software; you can redistribute it and/or modify it under 1190075Sobrienthe terms of the GNU General Public License as published by the Free 1290075SobrienSoftware Foundation; either version 2, or (at your option) any later 1390075Sobrienversion. 1490075Sobrien 1590075SobrienGCC is distributed in the hope that it will be useful, but WITHOUT ANY 1690075SobrienWARRANTY; without even the implied warranty of MERCHANTABILITY or 1790075SobrienFITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1890075Sobrienfor more details. 1990075Sobrien 2090075SobrienYou should have received a copy of the GNU General Public License 2190075Sobrienalong with GCC; see the file COPYING. If not, write to the Free 2290075SobrienSoftware Foundation, 59 Temple Place - Suite 330, Boston, MA 2390075Sobrien02111-1307, USA. */ 2490075Sobrien 2590075Sobrien/* Tree nodes relevant to both C and C++. These were originally in 2690075Sobriencp-tree.def in the cp subdir. */ 2790075Sobrien 2890075Sobrien/* A node to remember a source position. */ 2990075SobrienDEFTREECODE (SRCLOC, "srcloc", 'x', 2) 3090075Sobrien 3190075SobrienDEFTREECODE (SIZEOF_EXPR, "sizeof_expr", '1', 1) 3290075SobrienDEFTREECODE (ARROW_EXPR, "arrow_expr", 'e', 1) 3390075SobrienDEFTREECODE (ALIGNOF_EXPR, "alignof_expr", '1', 1) 3490075Sobrien 3590075Sobrien/* Used to represent an expression statement. Use `EXPR_STMT_EXPR' to 3690075Sobrien obtain the expression. */ 3790075SobrienDEFTREECODE (EXPR_STMT, "expr_stmt", 'e', 1) 3890075Sobrien 3990075Sobrien/* Used to represent a brace-enclosed block. The operand is 4090075Sobrien COMPOUND_BODY. */ 4190075SobrienDEFTREECODE (COMPOUND_STMT, "compound_stmt", 'e', 1) 4290075Sobrien 4390075Sobrien/* Used to represent a local declaration. The operand is 4490075Sobrien DECL_STMT_DECL. */ 4590075SobrienDEFTREECODE (DECL_STMT, "decl_stmt", 'e', 1) 4690075Sobrien 4790075Sobrien/* Represents an 'if' statement. The operands are IF_COND, 4890075Sobrien THEN_CLAUSE, and ELSE_CLAUSE, respectively. */ 4990075SobrienDEFTREECODE (IF_STMT, "if_stmt", 'e', 3) 5090075Sobrien 5190075Sobrien/* Used to represent a `for' statement. The operands are 5290075Sobrien FOR_INIT_STMT, FOR_COND, FOR_EXPR, and FOR_BODY, respectively. */ 5390075SobrienDEFTREECODE (FOR_STMT, "for_stmt", 'e', 4) 5490075Sobrien 5590075Sobrien/* Used to represent a 'while' statement. The operands are WHILE_COND 5690075Sobrien and WHILE_BODY, respectively. */ 5790075SobrienDEFTREECODE (WHILE_STMT, "while_stmt", 'e', 2) 5890075Sobrien 5990075Sobrien/* Used to represent a 'do' statement. The operands are DO_BODY and 6090075Sobrien DO_COND, respectively. */ 6190075SobrienDEFTREECODE (DO_STMT, "do_stmt", 'e', 2) 6290075Sobrien 6390075Sobrien/* Used to represent a 'return' statement. The operand is 6490075Sobrien RETURN_EXPR. */ 6590075SobrienDEFTREECODE (RETURN_STMT, "return_stmt", 'e', 1) 6690075Sobrien 6790075Sobrien/* Used to represent a 'break' statement. */ 6890075SobrienDEFTREECODE (BREAK_STMT, "break_stmt", 'e', 0) 6990075Sobrien 7090075Sobrien/* Used to represent a 'continue' statement. */ 7190075SobrienDEFTREECODE (CONTINUE_STMT, "continue_stmt", 'e', 0) 7290075Sobrien 7390075Sobrien/* Used to represent a 'switch' statement. The operands are 7490075Sobrien SWITCH_COND and SWITCH_BODY, respectively. */ 7590075SobrienDEFTREECODE (SWITCH_STMT, "switch_stmt", 'e', 2) 7690075Sobrien 7790075Sobrien/* Used to represent a 'goto' statement. The operand is GOTO_DESTINATION. */ 7890075SobrienDEFTREECODE (GOTO_STMT, "goto_stmt", 'e', 1) 7990075Sobrien 8090075Sobrien/* Used to represent a 'label' statement. The operand is a LABEL_DECL 8190075Sobrien and can be obtained through the macro LABEL_STMT_LABEL. */ 8290075SobrienDEFTREECODE (LABEL_STMT, "label_stmt", 'e', 1) 8390075Sobrien 8490075Sobrien/* Used to represent an inline assembly statement. */ 8590075SobrienDEFTREECODE (ASM_STMT, "asm_stmt", 'e', 5) 8690075Sobrien 8790075Sobrien/* A SCOPE_STMT marks the beginning or end of a scope. If 8890075Sobrien SCOPE_BEGIN_P holds, then this is the start of a scope. If 8990075Sobrien SCOPE_END_P holds, then this is the end of a scope. If 9090075Sobrien SCOPE_NULLIFIED_P holds then there turned out to be no variables in 9190075Sobrien this scope. The SCOPE_STMT_BLOCK is the BLOCK containing the 9290075Sobrien variables declared in this scope. */ 9390075SobrienDEFTREECODE (SCOPE_STMT, "scope_stmt", 'e', 1) 9490075Sobrien 9590075Sobrien/* A FILE_STMT marks the spot where a function changes files. It has no 9690075Sobrien other semantics. FILE_STMT_FILENAME gives the name. */ 9790075SobrienDEFTREECODE (FILE_STMT, "file_stmt", 'e', 1) 9890075Sobrien 9990075Sobrien/* Used to represent a CASE_LABEL. The operands are CASE_LOW and 10090075Sobrien CASE_HIGH, respectively. If CASE_LOW is NULL_TREE, the label is a 10190075Sobrien 'default' label. If CASE_HIGH is NULL_TREE, the label is a normal case 10290075Sobrien label. The CASE_LABEL_DECL is a LABEL_DECL for this node. */ 10390075SobrienDEFTREECODE (CASE_LABEL, "case_label", 'e', 3) 10490075Sobrien 10590075Sobrien/* A STMT_EXPR represents a statement-expression. The 10690075Sobrien STMT_EXPR_STMT is the statement given by the expression. */ 10790075SobrienDEFTREECODE (STMT_EXPR, "stmt_expr", 'e', 1) 10890075Sobrien 10990075Sobrien/* A COMPOUND_LITERAL_EXPR represents a C99 compound literal. The 11090075Sobrien COMPOUND_LITERAL_EXPR_DECL_STMT is the a DECL_STMT containing the decl 11190075Sobrien for the anonymous object represented by the COMPOUND_LITERAL; 11290075Sobrien the DECL_INITIAL of that decl is the CONSTRUCTOR that initializes 11390075Sobrien the compound literal. */ 11490075SobrienDEFTREECODE (COMPOUND_LITERAL_EXPR, "compound_literal_expr", 'e', 1) 11590075Sobrien 11690075Sobrien/* 11790075SobrienLocal variables: 11890075Sobrienmode:c 11990075SobrienEnd: 12090075Sobrien*/ 121