gcc/c-common.def

   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>
   7
   8 This file is part of GCC.
   9
  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
  13 version.
  14
  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
  18 for more details.
  19
  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
  23 02111-1307, USA.  */
  24
  25 /* Tree nodes relevant to both C and C++. These were originally in
  26 cp-tree.def in the cp subdir.  */
  27
  28 DEFTREECODE (SIZEOF_EXPR, "sizeof_expr", '1', 1)
  29 DEFTREECODE (ARROW_EXPR, "arrow_expr", 'e', 1)
  30 DEFTREECODE (ALIGNOF_EXPR, "alignof_expr", '1', 1)
  31
  32 /* Used to represent an expression statement.  Use `EXPR_STMT_EXPR' to
  33    obtain the expression.  */
  34 DEFTREECODE (EXPR_STMT, "expr_stmt", 'e', 1)
  35
  36 /* Used to represent a brace-enclosed block.  The operand is
  37    COMPOUND_BODY.  */
  38 DEFTREECODE (COMPOUND_STMT, "compound_stmt", 'e', 1)
  39
  40 /* Used to represent a local declaration. The operand is
  41    DECL_STMT_DECL.  */
  42 DEFTREECODE (DECL_STMT, "decl_stmt", 'e', 1)
  43
  44 /* Represents an 'if' statement. The operands are IF_COND,
  45    THEN_CLAUSE, and ELSE_CLAUSE, respectively.  */
  46 DEFTREECODE (IF_STMT, "if_stmt", 'e', 3)
  47
  48 /* Used to represent a `for' statement. The operands are
  49    FOR_INIT_STMT, FOR_COND, FOR_EXPR, and FOR_BODY, respectively.  */
  50 DEFTREECODE (FOR_STMT, "for_stmt", 'e', 4)
  51
  52 /* Used to represent a 'while' statement. The operands are WHILE_COND
  53    and WHILE_BODY, respectively.  */
  54 DEFTREECODE (WHILE_STMT, "while_stmt", 'e', 2)
  55
  56 /* Used to represent a 'do' statement. The operands are DO_BODY and
  57    DO_COND, respectively.  */
  58 DEFTREECODE (DO_STMT, "do_stmt", 'e', 2)
  59
  60 /* Used to represent a 'return' statement. The operand is
  61    RETURN_STMT_EXPR.  */
  62 DEFTREECODE (RETURN_STMT, "return_stmt", 'e', 1)
  63
  64 /* Used to represent a 'break' statement.  */
  65 DEFTREECODE (BREAK_STMT, "break_stmt", 'e', 0)
  66
  67 /* Used to represent a 'continue' statement.  */
  68 DEFTREECODE (CONTINUE_STMT, "continue_stmt", 'e', 0)
  69
  70 /* Used to represent a 'switch' statement. The operands are
  71    SWITCH_COND, SWITCH_BODY and SWITCH_TYPE, respectively.  */
  72 DEFTREECODE (SWITCH_STMT, "switch_stmt", 'e', 3)
  73
  74 /* Used to represent a 'goto' statement. The operand is GOTO_DESTINATION.  */
  75 DEFTREECODE (GOTO_STMT, "goto_stmt", 'e', 1)
  76
  77 /* Used to represent a 'label' statement. The operand is a LABEL_DECL
  78    and can be obtained through the macro LABEL_STMT_LABEL.  */
  79 DEFTREECODE (LABEL_STMT, "label_stmt", 'e', 1)
  80
  81 /* Used to represent an inline assembly statement.  */
  82 DEFTREECODE (ASM_STMT, "asm_stmt", 'e', 4)
  83
  84 /* A SCOPE_STMT marks the beginning or end of a scope.  If
  85    SCOPE_BEGIN_P holds, then this is the start of a scope.  If
  86    SCOPE_END_P holds, then this is the end of a scope.  If
  87    SCOPE_NULLIFIED_P holds then there turned out to be no variables in
  88    this scope.  The SCOPE_STMT_BLOCK is the BLOCK containing the
  89    variables declared in this scope.  */
  90 DEFTREECODE (SCOPE_STMT, "scope_stmt", 'e', 1)
  91
  92 /* Used to represent a CASE_LABEL. The operands are CASE_LOW and
  93    CASE_HIGH, respectively. If CASE_LOW is NULL_TREE, the label is a
  94    'default' label. If CASE_HIGH is NULL_TREE, the label is a normal case
  95    label.  The CASE_LABEL_DECL is a LABEL_DECL for this node.  */
  96 DEFTREECODE (CASE_LABEL, "case_label", 'e', 3)
  97
  98 /* A STMT_EXPR represents a statement-expression.  The
  99    STMT_EXPR_STMT is the statement given by the expression.  */
 100 DEFTREECODE (STMT_EXPR, "stmt_expr", 'e', 1)
 101
 102 /* A COMPOUND_LITERAL_EXPR represents a C99 compound literal.  The
 103    COMPOUND_LITERAL_EXPR_DECL_STMT is the a DECL_STMT containing the decl
 104    for the anonymous object represented by the COMPOUND_LITERAL;
 105    the DECL_INITIAL of that decl is the CONSTRUCTOR that initializes
 106    the compound literal.  */
 107 DEFTREECODE (COMPOUND_LITERAL_EXPR, "compound_literal_expr", 'e', 1)
 108
 109 /* A CLEANUP_STMT marks the point at which a declaration is fully
 110    constructed.  If, after this point, the CLEANUP_DECL goes out of
 111    scope, the CLEANUP_EXPR must be run.  */
 112 DEFTREECODE (CLEANUP_STMT, "cleanup_stmt", 'e', 2)
 113
 114 /*
 115 Local variables:
 116 mode:c
 117 End:
 118 */