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parser_node.h
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1/*
2 * Copyright (c) 2013: G-CSC, Goethe University Frankfurt
3 * Author: Martin Rupp
4 *
5 * This file is part of UG4.
6 *
7 * UG4 is free software: you can redistribute it and/or modify it under the
8 * terms of the GNU Lesser General Public License version 3 (as published by the
9 * Free Software Foundation) with the following additional attribution
10 * requirements (according to LGPL/GPL v3 §7):
11 *
12 * (1) The following notice must be displayed in the Appropriate Legal Notices
13 * of covered and combined works: "Based on UG4 (www.ug4.org/license)".
14 *
15 * (2) The following notice must be displayed at a prominent place in the
16 * terminal output of covered works: "Based on UG4 (www.ug4.org/license)".
17 *
18 * (3) The following bibliography is recommended for citation and must be
19 * preserved in all covered files:
20 * "Reiter, S., Vogel, A., Heppner, I., Rupp, M., and Wittum, G. A massively
21 * parallel geometric multigrid solver on hierarchically distributed grids.
22 * Computing and visualization in science 16, 4 (2013), 151-164"
23 * "Vogel, A., Reiter, S., Rupp, M., Nägel, A., and Wittum, G. UG4 -- a novel
24 * flexible software system for simulating pde based models on high performance
25 * computers. Computing and visualization in science 16, 4 (2013), 165-179"
26 *
27 * This program is distributed in the hope that it will be useful,
28 * but WITHOUT ANY WARRANTY; without even the implied warranty of
29 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
30 * GNU Lesser General Public License for more details.
31 */
32
33
34#ifndef PARSER_NODE_H
35#define PARSER_NODE_H
36
37typedef enum { typeCon=1, typeId=2, typeOpr=3 } nodeEnum;
38
39/* constants */
40typedef struct {
41 double value; /* value of constant */
43
44/* identifiers */
45typedef struct {
46 int i; /* subscript to sym array */
48
49struct nodeType;
50
51/* operators */
52typedef struct {
53 int oper; /* operator */
54 int nops; /* number of operands */
55 nodeType **op; /* operands */
57
59{
60
61 nodeEnum type; /* type of node */
62
63 union {
64 conNodeType con; /* constants */
65 idNodeType id; /* identifiers */
66 oprNodeType opr; /* operators */
67 };
68};
69
70#endif /*PARSER_NODE_H*/
nodeEnum
Definition parser_node.h:37
@ typeOpr
Definition parser_node.h:37
@ typeId
Definition parser_node.h:37
@ typeCon
Definition parser_node.h:37
Definition parser_node.h:40
double value
Definition parser_node.h:41
Definition parser_node.h:45
int i
Definition parser_node.h:46
Definition parser_node.h:59
nodeEnum type
Definition parser_node.h:61
conNodeType con
Definition parser_node.h:64
idNodeType id
Definition parser_node.h:65
oprNodeType opr
Definition parser_node.h:66
Definition parser_node.h:52
nodeType ** op
Definition parser_node.h:55
int oper
Definition parser_node.h:53
int nops
Definition parser_node.h:54