|
7338
|
1 /* |
|
|
2 |
|
8920
|
3 Copyright (C) 2007, 2008 John W. Eaton |
|
7338
|
4 |
|
|
5 This file is part of Octave. |
|
|
6 |
|
|
7 Octave is free software; you can redistribute it and/or modify it |
|
|
8 under the terms of the GNU General Public License as published by the |
|
7444
|
9 Free Software Foundation; either version 3 of the License, or (at your |
|
|
10 option) any later version. |
|
7338
|
11 |
|
|
12 Octave is distributed in the hope that it will be useful, but WITHOUT |
|
|
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
|
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
|
15 for more details. |
|
|
16 |
|
|
17 You should have received a copy of the GNU General Public License |
|
7444
|
18 along with Octave; see the file COPYING. If not, see |
|
|
19 <http://www.gnu.org/licenses/>. |
|
7338
|
20 |
|
|
21 */ |
|
|
22 |
|
|
23 #ifdef HAVE_CONFIG_H |
|
|
24 #include <config.h> |
|
|
25 #endif |
|
|
26 |
|
|
27 #include "oct-time.h" |
|
|
28 |
|
|
29 #include "gripes.h" |
|
|
30 #include "load-path.h" |
|
|
31 #include "oct-obj.h" |
|
|
32 #include "ov.h" |
|
|
33 #include "ov-class.h" |
|
|
34 #include "ov-typeinfo.h" |
|
|
35 #include "ops.h" |
|
|
36 #include "symtab.h" |
|
|
37 #include "parse.h" |
|
|
38 |
|
|
39 // class ops. |
|
|
40 |
|
|
41 #define DEF_CLASS_UNOP(name) \ |
|
|
42 static octave_value \ |
|
|
43 oct_unop_ ## name (const octave_value& a) \ |
|
|
44 { \ |
|
|
45 octave_value retval; \ |
|
|
46 \ |
|
|
47 std::string class_name = a.class_name (); \ |
|
|
48 \ |
|
|
49 octave_value meth = symbol_table::find_method (#name, class_name); \ |
|
|
50 \ |
|
|
51 if (meth.is_defined ()) \ |
|
|
52 { \ |
|
|
53 octave_value_list args; \ |
|
|
54 \ |
|
|
55 args(0) = a; \ |
|
|
56 \ |
|
|
57 octave_value_list tmp = feval (meth.function_value (), args, 1); \ |
|
|
58 \ |
|
|
59 if (tmp.length () > 0) \ |
|
|
60 retval = tmp(0); \ |
|
|
61 } \ |
|
|
62 else \ |
|
|
63 error ("%s method not defined for %s class", \ |
|
|
64 #name, class_name.c_str ()); \ |
|
|
65 \ |
|
|
66 return retval; \ |
|
|
67 } |
|
|
68 |
|
|
69 DEF_CLASS_UNOP (not) |
|
|
70 DEF_CLASS_UNOP (uplus) |
|
|
71 DEF_CLASS_UNOP (uminus) |
|
|
72 DEF_CLASS_UNOP (transpose) |
|
|
73 DEF_CLASS_UNOP (ctranspose) |
|
|
74 |
|
|
75 // FIXME -- we need to handle precedence in the binop function. |
|
|
76 |
|
|
77 #define DEF_CLASS_BINOP(name) \ |
|
|
78 static octave_value \ |
|
|
79 oct_binop_ ## name (const octave_value& a1, const octave_value& a2) \ |
|
|
80 { \ |
|
|
81 octave_value retval; \ |
|
|
82 \ |
|
|
83 std::string dispatch_type \ |
|
|
84 = a1.is_object () ? a1.class_name () : a2.class_name (); \ |
|
|
85 \ |
|
|
86 octave_value meth = symbol_table::find_method (#name, dispatch_type); \ |
|
|
87 \ |
|
|
88 if (meth.is_defined ()) \ |
|
|
89 { \ |
|
|
90 octave_value_list args; \ |
|
|
91 \ |
|
|
92 args(1) = a2; \ |
|
|
93 args(0) = a1; \ |
|
|
94 \ |
|
|
95 octave_value_list tmp = feval (meth.function_value (), args, 1); \ |
|
|
96 \ |
|
|
97 if (tmp.length () > 0) \ |
|
|
98 retval = tmp(0); \ |
|
|
99 } \ |
|
|
100 else \ |
|
|
101 error ("%s method not defined for %s class", \ |
|
|
102 #name, dispatch_type.c_str ()); \ |
|
|
103 \ |
|
|
104 return retval; \ |
|
|
105 } |
|
|
106 |
|
|
107 DEF_CLASS_BINOP (plus) |
|
|
108 DEF_CLASS_BINOP (minus) |
|
|
109 DEF_CLASS_BINOP (mtimes) |
|
|
110 DEF_CLASS_BINOP (mrdivide) |
|
|
111 DEF_CLASS_BINOP (mpower) |
|
|
112 DEF_CLASS_BINOP (mldivide) |
|
|
113 DEF_CLASS_BINOP (lt) |
|
|
114 DEF_CLASS_BINOP (le) |
|
|
115 DEF_CLASS_BINOP (eq) |
|
|
116 DEF_CLASS_BINOP (ge) |
|
|
117 DEF_CLASS_BINOP (gt) |
|
|
118 DEF_CLASS_BINOP (ne) |
|
|
119 DEF_CLASS_BINOP (times) |
|
|
120 DEF_CLASS_BINOP (rdivide) |
|
|
121 DEF_CLASS_BINOP (power) |
|
|
122 DEF_CLASS_BINOP (ldivide) |
|
|
123 DEF_CLASS_BINOP (and) |
|
|
124 DEF_CLASS_BINOP (or) |
|
|
125 |
|
|
126 #define INSTALL_CLASS_UNOP(op, f) \ |
|
|
127 octave_value_typeinfo::register_unary_class_op \ |
|
|
128 (octave_value::op, oct_unop_ ## f) |
|
|
129 |
|
|
130 #define INSTALL_CLASS_BINOP(op, f) \ |
|
|
131 octave_value_typeinfo::register_binary_class_op \ |
|
|
132 (octave_value::op, oct_binop_ ## f) |
|
|
133 |
|
|
134 void |
|
|
135 install_class_ops (void) |
|
|
136 { |
|
|
137 INSTALL_CLASS_UNOP (op_not, not); |
|
|
138 INSTALL_CLASS_UNOP (op_uplus, uplus); |
|
|
139 INSTALL_CLASS_UNOP (op_uminus, uminus); |
|
|
140 INSTALL_CLASS_UNOP (op_transpose, transpose); |
|
|
141 INSTALL_CLASS_UNOP (op_hermitian, ctranspose); |
|
|
142 |
|
|
143 INSTALL_CLASS_BINOP (op_add, plus); |
|
|
144 INSTALL_CLASS_BINOP (op_sub, minus); |
|
|
145 INSTALL_CLASS_BINOP (op_mul, mtimes); |
|
|
146 INSTALL_CLASS_BINOP (op_div, mrdivide); |
|
|
147 INSTALL_CLASS_BINOP (op_pow, mpower); |
|
|
148 INSTALL_CLASS_BINOP (op_ldiv, mldivide); |
|
|
149 INSTALL_CLASS_BINOP (op_lt, lt); |
|
|
150 INSTALL_CLASS_BINOP (op_le, le); |
|
|
151 INSTALL_CLASS_BINOP (op_eq, eq); |
|
|
152 INSTALL_CLASS_BINOP (op_ge, ge); |
|
|
153 INSTALL_CLASS_BINOP (op_gt, gt); |
|
|
154 INSTALL_CLASS_BINOP (op_ne, ne); |
|
|
155 INSTALL_CLASS_BINOP (op_el_mul, times); |
|
|
156 INSTALL_CLASS_BINOP (op_el_div, rdivide); |
|
|
157 INSTALL_CLASS_BINOP (op_el_pow, power); |
|
|
158 INSTALL_CLASS_BINOP (op_el_ldiv, ldivide); |
|
|
159 INSTALL_CLASS_BINOP (op_el_and, and); |
|
|
160 INSTALL_CLASS_BINOP (op_el_or, or); |
|
|
161 } |
|
|
162 |
|
|
163 /* |
|
|
164 ;;; Local Variables: *** |
|
|
165 ;;; mode: C++ *** |
|
|
166 ;;; End: *** |
|
|
167 */ |
