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, 1997, 1998,
5 1999, 2000, 2001 Free Software Foundation
, Inc.
6 Written by Benjamin Chelf
<chelf@codesourcery.com
>
8 This file is part of GCC.
10 GCC is free software
; you can redistribute it and
/or modify it under
11 the terms of the GNU General Public License as published by the Free
12 Software Foundation
; either version
2, or (at your option
) any later
15 GCC is distributed in the hope that it will be useful
, but WITHOUT ANY
16 WARRANTY
; without even the implied warranty of MERCHANTABILITY or
17 FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License
20 You should have received a copy of the GNU General Public License
21 along with GCC
; see the file COPYING. If not
, write to the Free
22 Software Foundation
, 59 Temple Place
- Suite
330, Boston
, MA
25 /* Tree nodes relevant to both C and C
++. These were originally in
26 cp
-tree.def in the cp subdir.
*/
28 DEFTREECODE (SIZEOF_EXPR
, "sizeof_expr", '1', 1)
29 DEFTREECODE (ARROW_EXPR
, "arrow_expr", 'e', 1)
30 DEFTREECODE (ALIGNOF_EXPR
, "alignof_expr", '1', 1)
32 /* Used to represent an expression statement. Use `EXPR_STMT_EXPR
' to
33 obtain the expression. */
34 DEFTREECODE (EXPR_STMT, "expr_stmt", 'e
', 1)
36 /* Used to represent a local declaration. The operand is
38 DEFTREECODE (DECL_STMT, "decl_stmt", 'e
', 1)
40 /* Represents an 'if
' statement. The operands are IF_COND,
41 THEN_CLAUSE, and ELSE_CLAUSE, respectively. */
42 DEFTREECODE (IF_STMT, "if_stmt", 'e
', 3)
44 /* Used to represent a `for' statement. The operands are
45 FOR_INIT_STMT
, FOR_COND
, FOR_EXPR
, and FOR_BODY
, respectively.
*/
46 DEFTREECODE (FOR_STMT
, "for_stmt", 'e', 4)
48 /* Used to represent a
'while' statement. The operands are WHILE_COND
49 and WHILE_BODY
, respectively.
*/
50 DEFTREECODE (WHILE_STMT
, "while_stmt", 'e', 2)
52 /* Used to represent a
'do' statement. The operands are DO_BODY and
53 DO_COND
, respectively.
*/
54 DEFTREECODE (DO_STMT
, "do_stmt", 'e', 2)
56 /* Used to represent a
'return' statement. The operand is
58 DEFTREECODE (RETURN_STMT
, "return_stmt", 'e', 1)
60 /* Used to represent a
'break' statement.
*/
61 DEFTREECODE (BREAK_STMT
, "break_stmt", 'e', 0)
63 /* Used to represent a
'continue' statement.
*/
64 DEFTREECODE (CONTINUE_STMT
, "continue_stmt", 'e', 0)
66 /* Used to represent a
'switch' statement. The operands are
67 SWITCH_COND
, SWITCH_BODY and SWITCH_TYPE
, respectively.
*/
68 DEFTREECODE (SWITCH_STMT
, "switch_stmt", 'e', 3)
70 /* A STMT_EXPR represents a statement
-expression. The
71 STMT_EXPR_STMT is the statement given by the expression.
*/
72 DEFTREECODE (STMT_EXPR
, "stmt_expr", 'e', 1)
74 /* A COMPOUND_LITERAL_EXPR represents a C99 compound literal. The
75 COMPOUND_LITERAL_EXPR_DECL_STMT is the a DECL_STMT containing the decl
76 for the anonymous object represented by the COMPOUND_LITERAL
;
77 the DECL_INITIAL of that decl is the CONSTRUCTOR that initializes
78 the compound literal.
*/
79 DEFTREECODE (COMPOUND_LITERAL_EXPR
, "compound_literal_expr", 'e', 1)
81 /* A CLEANUP_STMT marks the point at which a declaration is fully
82 constructed. The CLEANUP_EXPR is run on behalf of CLEANUP_DECL
83 when CLEANUP_BODY completes.
*/
84 DEFTREECODE (CLEANUP_STMT
, "cleanup_stmt", 'e', 3)