source: arduino-1-6-7/trunk/fuentes/arduino-ide-amd64/hardware/tools/avr/lib/gcc/avr/4.8.1/plugin/include/ada/gcc-interface/ada-tree.def @ 46

Last change on this file since 46 was 46, checked in by jrpelegrina, 4 years ago

First release to Xenial

File size: 4.4 KB
Line 
1/****************************************************************************
2 *                                                                          *
3 *                         GNAT COMPILER COMPONENTS                         *
4 *                                                                          *
5 *                       GNAT-SPECIFIC GCC TREE CODES                       *
6 *                                                                          *
7 *                              Specification                               *
8 *                                                                          *
9 *            Copyright (C) 1992-2009, Free Software Foundation, Inc.       *
10 *                                                                          *
11 * GNAT is free software;  you can  redistribute it  and/or modify it under *
12 * terms of the  GNU General Public License as published  by the Free Soft- *
13 * ware  Foundation;  either version 3,  or (at your option) any later ver- *
14 * sion.  GNAT is distributed in the hope that it will be useful, but WITH- *
15 * OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY *
16 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License *
17 * for  more details.  You should have received a copy of the GNU General   *
18 * Public License along with GCC; see the file COPYING3.  If not see        *
19 * <http://www.gnu.org/licenses/>.                                          *
20 *                                                                          *
21 * GNAT was originally developed  by the GNAT team at  New York University. *
22 * Extensive contributions were provided by Ada Core Technologies Inc.      *
23 *                                                                          *
24 ****************************************************************************/
25
26/* A type that is an unconstrained array.  This node is never passed to GCC.
27   TREE_TYPE is the type of the fat pointer and TYPE_OBJECT_RECORD_TYPE is
28   the type of a record containing the template and data.  */
29DEFTREECODE (UNCONSTRAINED_ARRAY_TYPE, "unconstrained_array_type", tcc_type, 0)
30
31/* A reference to an unconstrained array.  This node only exists as an
32   intermediate node during the translation of a GNAT tree to a GCC tree;
33   it is never passed to GCC.  The only field used is operand 0, which
34   is the fat pointer object.  */
35DEFTREECODE (UNCONSTRAINED_ARRAY_REF, "unconstrained_array_ref",
36             tcc_reference, 1)
37
38/* An expression that returns an RTL suitable for its type.  Operand 0
39   is an expression to be evaluated for side effects only.  */
40DEFTREECODE (NULL_EXPR, "null_expr", tcc_expression, 1)
41
42/* Same as PLUS_EXPR, except that no modulo reduction is applied.
43   This is used for loops and never shows up in the tree.  */
44DEFTREECODE (PLUS_NOMOD_EXPR, "plus_nomod_expr", tcc_binary, 2)
45
46/* Same as MINUS_EXPR, except that no modulo reduction is applied.
47   This is used for loops and never shows up in the tree.  */
48DEFTREECODE (MINUS_NOMOD_EXPR, "minus_nomod_expr", tcc_binary, 2)
49
50/* Same as ADDR_EXPR, except that if the operand represents a bit field,
51   return the address of the byte containing the bit.  This is used
52   for the Address attribute and never shows up in the tree.  */
53DEFTREECODE (ATTR_ADDR_EXPR, "attr_addr_expr", tcc_reference, 1)
54
55/* Here are the tree codes for the statement types known to Ada.  These
56   must be at the end of this file to allow IS_ADA_STMT to work.  */
57
58/* This is how record_code_position and insert_code_for work.  The former
59   makes this tree node, whose operand is a statement.  The latter inserts
60   the actual statements into this node.  Gimplification consists of
61   just returning the inner statement.  */
62DEFTREECODE (STMT_STMT, "stmt_stmt", tcc_statement, 1)
63
64/* A loop.  LOOP_STMT_COND is the test to exit the loop.  LOOP_STMT_UPDATE
65   is the statement to update the loop iteration variable at the continue
66   point.  LOOP_STMT_BODY are the statements in the body of the loop.  And
67   LOOP_STMT_LABEL points to the LABEL_DECL of the end label of the loop.  */
68DEFTREECODE (LOOP_STMT, "loop_stmt", tcc_statement, 4)
69
70/* Conditionally exit a loop.  EXIT_STMT_COND is the condition, which, if
71   true, will cause the loop to be exited.  If no condition is specified,
72   the loop is unconditionally exited.  EXIT_STMT_LABEL is the end label
73   corresponding to the loop to exit.  */
74DEFTREECODE (EXIT_STMT, "exit_stmt", tcc_statement, 2)
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