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1 /* |
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2 |
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3 Copyright (C) 1996, 1997 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 2, or (at your option) any |
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10 later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, write to the Free |
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 #if !defined (octave_ops_h) |
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24 #define octave_ops_h 1 |
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25 |
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26 extern void install_ops (void); |
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27 |
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28 #define INSTALL_BINOP(op, t1, t2, f) \ |
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29 octave_value_typeinfo::register_binary_op \ |
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30 (octave_value::op, t1::static_type_id (), t2::static_type_id (), f); |
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31 |
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32 #define INSTALL_ASSIGNOP(op, t1, t2, f) \ |
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33 octave_value_typeinfo::register_assign_op \ |
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34 (octave_value::op, t1::static_type_id (), t2::static_type_id (), f); |
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35 |
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36 #define INSTALL_ASSIGNANYOP(op, t1, f) \ |
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37 octave_value_typeinfo::register_assignany_op \ |
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38 (octave_value::op, t1::static_type_id (), f); |
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39 |
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40 #define INSTALL_ASSIGNCONV(t1, t2, tr) \ |
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41 octave_value_typeinfo::register_pref_assign_conv \ |
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42 (t1::static_type_id (), t2::static_type_id (), tr::static_type_id ()); |
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43 |
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44 #define INSTALL_WIDENOP(t1, t2, f) \ |
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45 octave_value_typeinfo::register_widening_op \ |
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46 (t1::static_type_id (), t2::static_type_id (), f); |
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47 |
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48 #define BOOL_OP1(xt, xn, get_x, yt, yn, get_y) \ |
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49 xt xn = get_x; \ |
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50 yt yn = get_y; |
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51 |
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52 #define BOOL_OP2(x) \ |
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53 int nr = x.rows (); \ |
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54 int nc = x.columns (); |
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55 |
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56 #define BOOL_OP3(test) \ |
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57 boolMatrix retval (nr, nc); \ |
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58 for (int j = 0; j < nc; j++) \ |
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59 for (int i = 0; i < nr; i++) \ |
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60 retval (i, j) = test; \ |
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61 return retval; |
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62 |
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63 #define SC_MX_BOOL_OP(st, sn, get_s, mt, mn, get_m, test, empty_result) \ |
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64 do \ |
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65 { \ |
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66 BOOL_OP1 (st, sn, get_s, mt, mn, get_m) \ |
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67 BOOL_OP2 (mn) \ |
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68 if (nr == 0 || nc == 0) \ |
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69 return empty_result; \ |
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70 BOOL_OP3 (test) \ |
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71 } \ |
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72 while (0) |
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73 |
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74 #define MX_SC_BOOL_OP(mt, mn, get_m, st, sn, get_s, test, empty_result) \ |
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75 do \ |
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76 { \ |
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77 BOOL_OP1 (mt, mn, get_m, st, sn, get_s) \ |
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78 BOOL_OP2 (mn) \ |
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79 if (nr == 0 || nc == 0) \ |
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80 return empty_result; \ |
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81 BOOL_OP3 (test) \ |
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82 } \ |
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83 while (0) |
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84 |
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85 #define MX_MX_BOOL_OP(m1t, m1n, get_m1, m2t, m2n, get_m2, test, op, \ |
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86 one_empty_result, two_empty_result) \ |
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87 do \ |
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88 { \ |
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89 BOOL_OP1 (m1t, m1n, get_m1, m2t, m2n, get_m2) \ |
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90 int m1_nr = m1n.rows (); \ |
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91 int m1_nc = m1n.cols (); \ |
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92 int m2_nr = m2n.rows (); \ |
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93 int m2_nc = m2n.cols (); \ |
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94 if (m1_nr == m2_nr && m1_nc == m2_nc) \ |
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95 { \ |
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96 if (m1_nr == 0 && m1_nc == 0) \ |
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97 return two_empty_result; \ |
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98 else \ |
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99 { \ |
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100 BOOL_OP2 (m1n) \ |
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101 BOOL_OP3 (test) \ |
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102 } \ |
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103 } \ |
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104 else \ |
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105 { \ |
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106 if ((m1_nr == 0 && m1_nc == 0) || (m2_nr == 0 && m2_nc == 0)) \ |
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107 return one_empty_result; \ |
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108 else \ |
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109 { \ |
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110 gripe_nonconformant ("operator " op, m1_nr, m1_nc, \ |
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111 m2_nr, m2_nc); \ |
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112 return boolMatrix (); \ |
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113 } \ |
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114 } \ |
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115 } \ |
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116 while (0) |
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117 |
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118 #define CAST_BINOP_ARGS(t1, t2) \ |
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119 t1 v1 = DYNAMIC_CAST (t1, a1); \ |
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120 t2 v2 = DYNAMIC_CAST (t2, a2); |
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121 |
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122 #define CAST_CONV_ARG(t) \ |
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123 t v = DYNAMIC_CAST (t, a); |
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124 |
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125 #define ASSIGNOPDECL(name) \ |
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126 static octave_value \ |
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127 name (octave_value& a1, const octave_value_list& idx, const octave_value& a2) |
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128 |
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129 #define DEFASSIGNOP(name, t1, t2) \ |
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130 ASSIGNOPDECL (name) |
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131 |
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132 #define DEFASSIGNOP_FN(name, t1, t2, f) \ |
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133 ASSIGNOPDECL (name) \ |
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134 { \ |
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135 CAST_BINOP_ARGS (octave_ ## t1&, const octave_ ## t2&); \ |
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136 \ |
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137 v1.f (idx, v2.t1 ## _value ()); \ |
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138 return octave_value (); \ |
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139 } |
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140 |
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141 #define DEFASSIGNANYOP_FN(name, t1, f) \ |
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142 ASSIGNOPDECL (name) \ |
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143 { \ |
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144 octave_ ## t1& v1 = DYNAMIC_CAST (octave_ ## t1&, a1); \ |
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145 \ |
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146 v1.f (idx, a2); \ |
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147 return octave_value (); \ |
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148 } |
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149 |
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150 #define CONVDECL(name) \ |
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151 static octave_value * \ |
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152 name (const octave_value& a) |
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153 |
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154 #define DEFCONV(name, from, to) \ |
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155 CONVDECL (name) |
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156 |
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157 #define BINOPDECL(name, a1, a2) \ |
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158 static octave_value \ |
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159 name (const octave_value& a1, const octave_value& a2) |
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160 |
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161 #define DEFBINOPX(name, t1, t2) \ |
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162 BINOPDECL (name, , ) |
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163 |
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164 #define DEFBINOP(name, t1, t2) \ |
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165 BINOPDECL (name, a1, a2) |
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166 |
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167 #define DEFBINOP_OP(name, t1, t2, op) \ |
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168 BINOPDECL (name, a1, a2) \ |
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169 { \ |
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170 CAST_BINOP_ARGS (const octave_ ## t1&, const octave_ ## t2&); \ |
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171 return octave_value \ |
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172 (v1.t1 ## _value () op v2.t2 ## _value ()); \ |
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173 } |
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174 |
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175 // XXX FIXME XXX -- in some cases, the constructor isn't necessary. |
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176 |
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177 #define DEFBINOP_FN(name, t1, t2, f) \ |
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178 BINOPDECL (name, a1, a2) \ |
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179 { \ |
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180 CAST_BINOP_ARGS (const octave_ ## t1&, const octave_ ## t2&); \ |
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181 return octave_value (f (v1.t1 ## _value (), v2.t2 ## _value ())); \ |
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182 } |
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183 |
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184 #define BINOP_NONCONFORMANT(msg) \ |
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185 gripe_nonconformant (msg, \ |
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186 a1.rows (), a1.columns (), \ |
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187 a2.rows (), a2.columns ()); \ |
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188 return octave_value () |
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189 |
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190 #endif |
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191 |
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192 /* |
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193 ;;; Local Variables: *** |
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194 ;;; mode: C++ *** |
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195 ;;; End: *** |
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196 */ |
