| line | stmt | bran | cond | sub | pod | time | code | 
| 1 |  |  |  |  |  |  |  | 
| 2 |  |  |  |  |  |  | package WAP::wmls::parser; | 
| 3 |  |  |  |  |  |  |  | 
| 4 | 1 |  |  | 1 |  | 6 | use strict; | 
|  | 1 |  |  |  |  | 1 |  | 
|  | 1 |  |  |  |  | 39 |  | 
| 5 | 1 |  |  | 1 |  | 5 | use warnings; | 
|  | 1 |  |  |  |  | 1 |  | 
|  | 1 |  |  |  |  | 30 |  | 
| 6 | 1 |  |  | 1 |  | 5 | use bigint; | 
|  | 1 |  |  |  |  | 2 |  | 
|  | 1 |  |  |  |  | 8 |  | 
| 7 | 1 |  |  | 1 |  | 948 | use bignum; | 
|  | 1 |  |  |  |  | 2 |  | 
|  | 1 |  |  |  |  | 10 |  | 
| 8 |  |  |  |  |  |  |  | 
| 9 | 1 |  |  | 1 |  | 1248 | use Carp; | 
|  | 1 |  |  |  |  | 2 |  | 
|  | 1 |  |  |  |  | 125 |  | 
| 10 |  |  |  |  |  |  |  | 
| 11 |  |  |  |  |  |  | my $OneMoreTime; | 
| 12 |  |  |  |  |  |  | my $OneMoreExpr; | 
| 13 |  |  |  |  |  |  |  | 
| 14 |  |  |  |  |  |  | sub optWarning { | 
| 15 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 16 | 0 |  |  |  |  |  | my ($node, $msg) = @_; | 
| 17 |  |  |  |  |  |  |  | 
| 18 | 0 |  | 0 |  |  |  | $msg ||= ".\n"; | 
| 19 |  |  |  |  |  |  |  | 
| 20 | 0 | 0 |  |  |  |  | if (exists $parser->YYData->{nb_warning}) { | 
| 21 | 0 |  |  |  |  |  | $parser->YYData->{nb_warning} ++; | 
| 22 |  |  |  |  |  |  | } | 
| 23 |  |  |  |  |  |  | else { | 
| 24 | 0 |  |  |  |  |  | $parser->YYData->{nb_warning} = 1; | 
| 25 |  |  |  |  |  |  | } | 
| 26 |  |  |  |  |  |  |  | 
| 27 | 0 | 0 | 0 |  |  |  | print STDOUT '#',$parser->YYData->{filename},':',$node->{OpCode}->{Lineno},'#Warning: ',$msg | 
| 28 |  |  |  |  |  |  | if (        exists $parser->YYData->{verbose_warning} | 
| 29 |  |  |  |  |  |  | and $parser->YYData->{verbose_warning}); | 
| 30 | 0 |  |  |  |  |  | return; | 
| 31 |  |  |  |  |  |  | } | 
| 32 |  |  |  |  |  |  |  | 
| 33 |  |  |  |  |  |  | sub optInfo { | 
| 34 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 35 | 0 |  |  |  |  |  | my ($node, $msg) = @_; | 
| 36 |  |  |  |  |  |  |  | 
| 37 | 0 |  | 0 |  |  |  | $msg ||= ".\n"; | 
| 38 |  |  |  |  |  |  |  | 
| 39 | 0 | 0 |  |  |  |  | if (exists $parser->YYData->{nb_info}) { | 
| 40 | 0 |  |  |  |  |  | $parser->YYData->{nb_info} ++; | 
| 41 |  |  |  |  |  |  | } else { | 
| 42 | 0 |  |  |  |  |  | $parser->YYData->{nb_info} = 1; | 
| 43 |  |  |  |  |  |  | } | 
| 44 |  |  |  |  |  |  |  | 
| 45 | 0 | 0 | 0 |  |  |  | print STDOUT '#',$parser->YYData->{filename},':',$node->{OpCode}->{Lineno},'#Info: ',$msg | 
| 46 |  |  |  |  |  |  | if (        exists $parser->YYData->{verbose_info} | 
| 47 |  |  |  |  |  |  | and $parser->YYData->{verbose_info}); | 
| 48 | 0 |  |  |  |  |  | return; | 
| 49 |  |  |  |  |  |  | } | 
| 50 |  |  |  |  |  |  |  | 
| 51 |  |  |  |  |  |  | sub optDebug { | 
| 52 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 53 | 0 |  |  |  |  |  | my ($node, $msg) = @_; | 
| 54 |  |  |  |  |  |  |  | 
| 55 | 0 |  | 0 |  |  |  | $msg ||= ".\n"; | 
| 56 |  |  |  |  |  |  |  | 
| 57 | 0 | 0 | 0 |  |  |  | print STDOUT '#',$parser->YYData->{filename},':',$node->{OpCode}->{Lineno},'#Debug: ',$msg | 
| 58 |  |  |  |  |  |  | if (        exists $parser->YYData->{verbose_debug} | 
| 59 |  |  |  |  |  |  | and $parser->YYData->{verbose_debug}); | 
| 60 | 0 |  |  |  |  |  | return; | 
| 61 |  |  |  |  |  |  | } | 
| 62 |  |  |  |  |  |  |  | 
| 63 |  |  |  |  |  |  | sub checkRangeInteger { | 
| 64 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 65 | 0 |  |  |  |  |  | my ($opcode) = @_; | 
| 66 | 0 |  |  |  |  |  | my $value = $opcode->{Value}; | 
| 67 | 0 | 0 | 0 |  |  |  | if ($value > 2147483647 or $value < -2147483648) { | 
| 68 | 0 |  |  |  |  |  | $parser->Error("Integer $value is out of range.\n"); | 
| 69 | 0 |  |  |  |  |  | $opcode->{TypeDef} = 'TYPE_INVALID'; | 
| 70 |  |  |  |  |  |  | } | 
| 71 | 0 |  |  |  |  |  | return; | 
| 72 |  |  |  |  |  |  | } | 
| 73 |  |  |  |  |  |  |  | 
| 74 |  |  |  |  |  |  | sub checkRangeFloat { | 
| 75 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 76 | 0 |  |  |  |  |  | my ($opcode) = @_; | 
| 77 | 0 |  |  |  |  |  | my $value = $opcode->{Value}; | 
| 78 | 0 |  |  |  |  |  | my $abs_v = abs $value; | 
| 79 | 0 | 0 |  |  |  |  | if    ($abs_v > 3.40282347e+38) { | 
|  |  | 0 |  |  |  |  |  | 
| 80 | 0 |  |  |  |  |  | $parser->Error("Float $value is out of range.\n"); | 
| 81 | 0 |  |  |  |  |  | $opcode->{TypeDef} = 'TYPE_INVALID'; | 
| 82 |  |  |  |  |  |  | } | 
| 83 |  |  |  |  |  |  | elsif ($abs_v < 1.17549435e-38) { | 
| 84 | 0 |  |  |  |  |  | $parser->Warning("Float $value is underflow.\n"); | 
| 85 | 0 |  |  |  |  |  | $opcode->{Value} = 0.0; | 
| 86 |  |  |  |  |  |  | } | 
| 87 | 0 |  |  |  |  |  | return; | 
| 88 |  |  |  |  |  |  | } | 
| 89 |  |  |  |  |  |  |  | 
| 90 |  |  |  |  |  |  | sub evalUnopInteger { | 
| 91 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 92 | 0 |  |  |  |  |  | my ($op, $cst) = @_; | 
| 93 | 0 |  |  |  |  |  | my $opcode = $cst->{OpCode}; | 
| 94 | 0 |  |  |  |  |  | my $oper = $op->{OpCode}->{Operator}; | 
| 95 | 0 | 0 |  |  |  |  | if    ($oper eq 'typeof') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 96 | 0 |  |  |  |  |  | $opcode->{TypeDef} = 'TYPE_INTEGER'; | 
| 97 | 0 |  |  |  |  |  | $opcode->{Value} = 0; | 
| 98 | 0 |  |  |  |  |  | $op->del(); | 
| 99 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 100 |  |  |  |  |  |  | } | 
| 101 |  |  |  |  |  |  | elsif ($oper eq 'isvalid') { | 
| 102 | 0 |  |  |  |  |  | $opcode->{TypeDef} = 'TYPE_BOOLEAN'; | 
| 103 | 0 |  |  |  |  |  | $opcode->{Value} = 1; | 
| 104 | 0 |  |  |  |  |  | $op->del(); | 
| 105 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 106 |  |  |  |  |  |  | } | 
| 107 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 108 | 0 |  |  |  |  |  | $opcode->{Value} = - $opcode->{Value}; | 
| 109 | 0 |  |  |  |  |  | $parser->checkRangeInteger($opcode); | 
| 110 | 0 |  |  |  |  |  | $op->del(); | 
| 111 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 112 |  |  |  |  |  |  | } | 
| 113 |  |  |  |  |  |  | elsif ($oper eq '~') { | 
| 114 | 0 |  |  |  |  |  | $opcode->{Value} = ~ $opcode->{Value}; | 
| 115 | 0 |  |  |  |  |  | $parser->checkRangeInteger($opcode); | 
| 116 | 0 |  |  |  |  |  | $op->del(); | 
| 117 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 118 |  |  |  |  |  |  | } | 
| 119 |  |  |  |  |  |  | elsif ($oper eq '!') { | 
| 120 | 0 | 0 |  |  |  |  | $opcode->{Value} = ($opcode->{Value}) ? 0 : 1; | 
| 121 | 0 |  |  |  |  |  | $opcode->{TypeDef} = 'TYPE_BOOLEAN'; | 
| 122 | 0 |  |  |  |  |  | $op->del(); | 
| 123 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 124 |  |  |  |  |  |  | } | 
| 125 |  |  |  |  |  |  | elsif ($oper eq '++') { | 
| 126 | 0 |  |  |  |  |  | $opcode->{Value} ++; | 
| 127 | 0 |  |  |  |  |  | $parser->checkRangeInteger($opcode); | 
| 128 | 0 |  |  |  |  |  | $op->del(); | 
| 129 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 130 |  |  |  |  |  |  | } | 
| 131 |  |  |  |  |  |  | elsif ($oper eq '--') { | 
| 132 | 0 |  |  |  |  |  | $opcode->{Value} --; | 
| 133 | 0 |  |  |  |  |  | $parser->checkRangeInteger($opcode); | 
| 134 | 0 |  |  |  |  |  | $op->del(); | 
| 135 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 136 |  |  |  |  |  |  | } | 
| 137 |  |  |  |  |  |  | else { | 
| 138 | 0 |  |  |  |  |  | croak "INTERNAL ERROR evalUnopInteger (op:$oper)\n"; | 
| 139 |  |  |  |  |  |  | } | 
| 140 | 0 |  |  |  |  |  | return; | 
| 141 |  |  |  |  |  |  | } | 
| 142 |  |  |  |  |  |  |  | 
| 143 |  |  |  |  |  |  | sub evalUnopFloat { | 
| 144 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 145 | 0 |  |  |  |  |  | my ($op, $cst) = @_; | 
| 146 | 0 |  |  |  |  |  | my $opcode = $cst->{OpCode}; | 
| 147 | 0 |  |  |  |  |  | my $oper = $op->{OpCode}->{Operator}; | 
| 148 | 0 | 0 |  |  |  |  | if    ($oper eq 'typeof') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 149 |  |  |  |  |  |  | # if (interpreter supports float) | 
| 150 |  |  |  |  |  |  | #     integer(1) | 
| 151 |  |  |  |  |  |  | # else | 
| 152 |  |  |  |  |  |  | #     invalid | 
| 153 |  |  |  |  |  |  | } | 
| 154 |  |  |  |  |  |  | elsif ($oper eq 'isvalid') { | 
| 155 |  |  |  |  |  |  | # if (interpreter supports float) | 
| 156 |  |  |  |  |  |  | #     boolean(true) | 
| 157 |  |  |  |  |  |  | # else | 
| 158 |  |  |  |  |  |  | #     invalid | 
| 159 |  |  |  |  |  |  | } | 
| 160 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 161 | 0 |  |  |  |  |  | $opcode->{Value} = - $opcode->{Value}; | 
| 162 | 0 |  |  |  |  |  | $parser->checkRangeFloat($opcode); | 
| 163 | 0 |  |  |  |  |  | $op->del(); | 
| 164 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 165 |  |  |  |  |  |  | } | 
| 166 |  |  |  |  |  |  | elsif ($oper eq '~') { | 
| 167 |  |  |  |  |  |  | } | 
| 168 |  |  |  |  |  |  | elsif ($oper eq '!') { | 
| 169 |  |  |  |  |  |  | # if (interpreter supports float) | 
| 170 |  |  |  |  |  |  | #     boolean | 
| 171 |  |  |  |  |  |  | # else | 
| 172 |  |  |  |  |  |  | #     invalid | 
| 173 |  |  |  |  |  |  | } | 
| 174 |  |  |  |  |  |  | elsif ($oper eq '++') { | 
| 175 | 0 |  |  |  |  |  | $opcode->{Value} ++; | 
| 176 | 0 |  |  |  |  |  | $parser->checkRangeFloat($opcode); | 
| 177 | 0 |  |  |  |  |  | $op->del(); | 
| 178 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 179 |  |  |  |  |  |  | } | 
| 180 |  |  |  |  |  |  | elsif ($oper eq '--') { | 
| 181 | 0 |  |  |  |  |  | $opcode->{Value} --; | 
| 182 | 0 |  |  |  |  |  | $parser->checkRangeFloat($opcode); | 
| 183 | 0 |  |  |  |  |  | $op->del(); | 
| 184 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 185 |  |  |  |  |  |  | } | 
| 186 |  |  |  |  |  |  | else { | 
| 187 | 0 |  |  |  |  |  | croak "INTERNAL ERROR evalUnopFloat (op:$oper)\n"; | 
| 188 |  |  |  |  |  |  | } | 
| 189 | 0 |  |  |  |  |  | return; | 
| 190 |  |  |  |  |  |  | } | 
| 191 |  |  |  |  |  |  |  | 
| 192 |  |  |  |  |  |  | sub evalUnopString { | 
| 193 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 194 | 0 |  |  |  |  |  | my ($op, $cst) = @_; | 
| 195 | 0 |  |  |  |  |  | my $opcode = $cst->{OpCode}; | 
| 196 | 0 |  |  |  |  |  | my $oper = $op->{OpCode}->{Operator}; | 
| 197 | 0 | 0 |  |  |  |  | if    ($oper eq 'typeof') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 198 | 0 |  |  |  |  |  | $opcode->{TypeDef} = 'TYPE_INTEGER'; | 
| 199 | 0 |  |  |  |  |  | $opcode->{Value} = 2; | 
| 200 | 0 |  |  |  |  |  | $op->del(); | 
| 201 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 202 |  |  |  |  |  |  | } | 
| 203 |  |  |  |  |  |  | elsif ($oper eq 'isvalid') { | 
| 204 | 0 |  |  |  |  |  | $opcode->{TypeDef} = 'TYPE_BOOLEAN'; | 
| 205 | 0 |  |  |  |  |  | $opcode->{Value} = 1; | 
| 206 | 0 |  |  |  |  |  | $op->del(); | 
| 207 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 208 |  |  |  |  |  |  | } | 
| 209 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 210 |  |  |  |  |  |  | } | 
| 211 |  |  |  |  |  |  | elsif ($oper eq '~') { | 
| 212 |  |  |  |  |  |  | } | 
| 213 |  |  |  |  |  |  | elsif ($oper eq '!') { | 
| 214 | 0 | 0 |  |  |  |  | $opcode->{Value} = (length $opcode->{Value}) ? 0 : 1; | 
| 215 | 0 |  |  |  |  |  | $opcode->{TypeDef} = 'TYPE_BOOLEAN'; | 
| 216 | 0 |  |  |  |  |  | $op->del(); | 
| 217 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 218 |  |  |  |  |  |  | } | 
| 219 |  |  |  |  |  |  | elsif ($oper eq '++') { | 
| 220 |  |  |  |  |  |  | } | 
| 221 |  |  |  |  |  |  | elsif ($oper eq '--') { | 
| 222 |  |  |  |  |  |  | } | 
| 223 |  |  |  |  |  |  | else { | 
| 224 | 0 |  |  |  |  |  | croak "INTERNAL ERROR evalUnopString (op:$oper)\n"; | 
| 225 |  |  |  |  |  |  | } | 
| 226 | 0 |  |  |  |  |  | return; | 
| 227 |  |  |  |  |  |  | } | 
| 228 |  |  |  |  |  |  |  | 
| 229 |  |  |  |  |  |  | sub evalUnopBoolean { | 
| 230 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 231 | 0 |  |  |  |  |  | my ($op, $cst) = @_; | 
| 232 | 0 |  |  |  |  |  | my $opcode = $cst->{OpCode}; | 
| 233 | 0 |  |  |  |  |  | my $oper = $op->{OpCode}->{Operator}; | 
| 234 | 0 | 0 |  |  |  |  | if    ($oper eq 'typeof') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 235 | 0 |  |  |  |  |  | $opcode->{TypeDef} = 'TYPE_INTEGER'; | 
| 236 | 0 |  |  |  |  |  | $opcode->{Value} = 3; | 
| 237 | 0 |  |  |  |  |  | $op->del(); | 
| 238 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 239 |  |  |  |  |  |  | } | 
| 240 |  |  |  |  |  |  | elsif ($oper eq 'isvalid') { | 
| 241 | 0 |  |  |  |  |  | $opcode->{Value} = 1; | 
| 242 | 0 |  |  |  |  |  | $op->del(); | 
| 243 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 244 |  |  |  |  |  |  | } | 
| 245 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 246 |  |  |  |  |  |  | } | 
| 247 |  |  |  |  |  |  | elsif ($oper eq '~') { | 
| 248 |  |  |  |  |  |  | } | 
| 249 |  |  |  |  |  |  | elsif ($oper eq '!') { | 
| 250 | 0 | 0 |  |  |  |  | $opcode->{Value} = ($opcode->{Value}) ? 0 : 1; | 
| 251 | 0 |  |  |  |  |  | $op->del(); | 
| 252 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 253 |  |  |  |  |  |  | } | 
| 254 |  |  |  |  |  |  | elsif ($oper eq '++') { | 
| 255 |  |  |  |  |  |  | } | 
| 256 |  |  |  |  |  |  | elsif ($oper eq '--') { | 
| 257 |  |  |  |  |  |  | } | 
| 258 |  |  |  |  |  |  | else { | 
| 259 | 0 |  |  |  |  |  | croak "INTERNAL ERROR evalUnopBoolean (op:$oper)\n"; | 
| 260 |  |  |  |  |  |  | } | 
| 261 | 0 |  |  |  |  |  | return; | 
| 262 |  |  |  |  |  |  | } | 
| 263 |  |  |  |  |  |  |  | 
| 264 |  |  |  |  |  |  | sub evalUnopInvalid { | 
| 265 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 266 | 0 |  |  |  |  |  | my ($op, $cst) = @_; | 
| 267 | 0 |  |  |  |  |  | my $opcode = $cst->{OpCode}; | 
| 268 | 0 |  |  |  |  |  | my $oper = $op->{OpCode}->{Operator}; | 
| 269 | 0 | 0 |  |  |  |  | if    ($oper eq 'typeof') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 270 | 0 |  |  |  |  |  | $opcode->{TypeDef} = 'TYPE_INTEGER'; | 
| 271 | 0 |  |  |  |  |  | $opcode->{Value} = 4; | 
| 272 | 0 |  |  |  |  |  | $op->del(); | 
| 273 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 274 |  |  |  |  |  |  | } | 
| 275 |  |  |  |  |  |  | elsif ($oper eq 'isvalid') { | 
| 276 | 0 |  |  |  |  |  | $opcode->{TypeDef} = 'TYPE_BOOLEAN'; | 
| 277 | 0 |  |  |  |  |  | $opcode->{Value} = 0; | 
| 278 | 0 |  |  |  |  |  | $op->del(); | 
| 279 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 280 |  |  |  |  |  |  | } | 
| 281 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 282 | 0 |  |  |  |  |  | $op->del(); | 
| 283 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 284 |  |  |  |  |  |  | } | 
| 285 |  |  |  |  |  |  | elsif ($oper eq '~') { | 
| 286 | 0 |  |  |  |  |  | $op->del(); | 
| 287 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 288 |  |  |  |  |  |  | } | 
| 289 |  |  |  |  |  |  | elsif ($oper eq '!') { | 
| 290 | 0 |  |  |  |  |  | $op->del(); | 
| 291 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 292 |  |  |  |  |  |  | } | 
| 293 |  |  |  |  |  |  | elsif ($oper eq '++') { | 
| 294 | 0 |  |  |  |  |  | $op->del(); | 
| 295 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 296 |  |  |  |  |  |  | } | 
| 297 |  |  |  |  |  |  | elsif ($oper eq '--') { | 
| 298 | 0 |  |  |  |  |  | $op->del(); | 
| 299 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 300 |  |  |  |  |  |  | } | 
| 301 |  |  |  |  |  |  | else { | 
| 302 | 0 |  |  |  |  |  | croak "INTERNAL ERROR evalUnopInvalid (op:$oper)\n"; | 
| 303 |  |  |  |  |  |  | } | 
| 304 | 0 |  |  |  |  |  | return; | 
| 305 |  |  |  |  |  |  | } | 
| 306 |  |  |  |  |  |  |  | 
| 307 |  |  |  |  |  |  | sub evalBinopInteger { | 
| 308 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 309 | 0 |  |  |  |  |  | my ($op, $left, $right) = @_; | 
| 310 | 0 |  |  |  |  |  | my $oper = $op->{OpCode}->{Operator}; | 
| 311 | 0 | 0 |  |  |  |  | if    ($oper eq '+') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 312 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} += $right->{OpCode}->{Value}; | 
| 313 | 0 |  |  |  |  |  | $parser->checkRangeInteger($left->{OpCode}); | 
| 314 | 0 |  |  |  |  |  | $right->del(); | 
| 315 | 0 |  |  |  |  |  | $op->del(); | 
| 316 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 317 |  |  |  |  |  |  | } | 
| 318 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 319 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} -= $right->{OpCode}->{Value}; | 
| 320 | 0 |  |  |  |  |  | $parser->checkRangeInteger($left->{OpCode}); | 
| 321 | 0 |  |  |  |  |  | $right->del(); | 
| 322 | 0 |  |  |  |  |  | $op->del(); | 
| 323 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 324 |  |  |  |  |  |  | } | 
| 325 |  |  |  |  |  |  | elsif ($oper eq '*') { | 
| 326 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} *= $right->{OpCode}->{Value}; | 
| 327 | 0 |  |  |  |  |  | $parser->checkRangeInteger($left->{OpCode}); | 
| 328 | 0 |  |  |  |  |  | $right->del(); | 
| 329 | 0 |  |  |  |  |  | $op->del(); | 
| 330 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 331 |  |  |  |  |  |  | } | 
| 332 |  |  |  |  |  |  | elsif ($oper eq '/') { | 
| 333 | 0 | 0 |  |  |  |  | if ($right->{OpCode}->{Value} == 0) { | 
| 334 | 0 |  |  |  |  |  | $left->{OpCode}->{TypeDef} = 'TYPE_INVALID'; | 
| 335 | 0 |  |  |  |  |  | delete $left->{OpCode}->{Value}; | 
| 336 | 0 |  |  |  |  |  | $parser->optWarning($op, "Division by zero.\n"); | 
| 337 | 0 |  |  |  |  |  | $right->del(); | 
| 338 | 0 |  |  |  |  |  | $op->del(); | 
| 339 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 340 |  |  |  |  |  |  | } | 
| 341 |  |  |  |  |  |  | } | 
| 342 |  |  |  |  |  |  | elsif ($oper eq 'div') { | 
| 343 | 0 | 0 |  |  |  |  | if ($right->{OpCode}->{Value} == 0) { | 
| 344 | 0 |  |  |  |  |  | $left->{OpCode}->{TypeDef} = 'TYPE_INVALID'; | 
| 345 | 0 |  |  |  |  |  | delete $left->{OpCode}->{Value}; | 
| 346 | 0 |  |  |  |  |  | $parser->optWarning($op, "Integer division by zero.\n"); | 
| 347 |  |  |  |  |  |  | } | 
| 348 |  |  |  |  |  |  | else { | 
| 349 | 1 |  |  | 1 |  | 4881 | use integer; | 
|  | 1 |  |  |  |  | 2 |  | 
|  | 1 |  |  |  |  | 8 |  | 
| 350 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} /= $right->{OpCode}->{Value}; | 
| 351 | 0 |  |  |  |  |  | $parser->checkRangeInteger($left->{OpCode}); | 
| 352 |  |  |  |  |  |  | } | 
| 353 | 0 |  |  |  |  |  | $right->del(); | 
| 354 | 0 |  |  |  |  |  | $op->del(); | 
| 355 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 356 |  |  |  |  |  |  | } | 
| 357 |  |  |  |  |  |  | elsif ($oper eq '%') { | 
| 358 | 0 | 0 |  |  |  |  | if ($right->{OpCode}->{Value} == 0) { | 
| 359 | 0 |  |  |  |  |  | $left->{OpCode}->{TypeDef} = 'TYPE_INVALID'; | 
| 360 | 0 |  |  |  |  |  | delete $left->{OpCode}->{Value}; | 
| 361 | 0 |  |  |  |  |  | $parser->optWarning($op, "Reminder by zero.\n"); | 
| 362 |  |  |  |  |  |  | } | 
| 363 |  |  |  |  |  |  | else { | 
| 364 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} %= $right->{OpCode}->{Value}; | 
| 365 | 0 |  |  |  |  |  | $parser->checkRangeInteger($left->{OpCode}); | 
| 366 |  |  |  |  |  |  | } | 
| 367 | 0 |  |  |  |  |  | $right->del(); | 
| 368 | 0 |  |  |  |  |  | $op->del(); | 
| 369 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 370 |  |  |  |  |  |  | } | 
| 371 |  |  |  |  |  |  | elsif ($oper eq '<<') { | 
| 372 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} <<= $right->{OpCode}->{Value}; | 
| 373 | 0 |  |  |  |  |  | $parser->checkRangeInteger($left->{OpCode}); | 
| 374 | 0 |  |  |  |  |  | $right->del(); | 
| 375 | 0 |  |  |  |  |  | $op->del(); | 
| 376 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 377 |  |  |  |  |  |  | } | 
| 378 |  |  |  |  |  |  | elsif ($oper eq '>>') { | 
| 379 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} >>= $right->{OpCode}->{Value}; | 
| 380 | 0 |  |  |  |  |  | $parser->checkRangeInteger($left->{OpCode}); | 
| 381 | 0 |  |  |  |  |  | $right->del(); | 
| 382 | 0 |  |  |  |  |  | $op->del(); | 
| 383 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 384 |  |  |  |  |  |  | } | 
| 385 |  |  |  |  |  |  | elsif ($oper eq '>>>') { | 
| 386 | 0 |  |  |  |  |  | my $bit = $left->{OpCode}->{Value} & 0x80000000; | 
| 387 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} >>= $right->{OpCode}->{Value}; | 
| 388 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} |= $bit; | 
| 389 | 0 |  |  |  |  |  | $parser->checkRangeInteger($left->{OpCode}); | 
| 390 | 0 |  |  |  |  |  | $right->del(); | 
| 391 | 0 |  |  |  |  |  | $op->del(); | 
| 392 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 393 |  |  |  |  |  |  | } | 
| 394 |  |  |  |  |  |  | elsif ($oper eq '<') { | 
| 395 | 0 | 0 |  |  |  |  | $left->{OpCode}->{Value} = ($left->{OpCode}->{Value} < $right->{OpCode}->{Value}) ? 1 : 0; | 
| 396 | 0 |  |  |  |  |  | $left->{OpCode}->{TypeDef} = 'TYPE_BOOLEAN'; | 
| 397 | 0 |  |  |  |  |  | $right->del(); | 
| 398 | 0 |  |  |  |  |  | $op->del(); | 
| 399 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 400 |  |  |  |  |  |  | } | 
| 401 |  |  |  |  |  |  | elsif ($oper eq '>') { | 
| 402 | 0 | 0 |  |  |  |  | $left->{OpCode}->{Value} = ($left->{OpCode}->{Value} > $right->{OpCode}->{Value}) ? 1 : 0; | 
| 403 | 0 |  |  |  |  |  | $left->{OpCode}->{TypeDef} = 'TYPE_BOOLEAN'; | 
| 404 | 0 |  |  |  |  |  | $right->del(); | 
| 405 | 0 |  |  |  |  |  | $op->del(); | 
| 406 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 407 |  |  |  |  |  |  | } | 
| 408 |  |  |  |  |  |  | elsif ($oper eq '<=') { | 
| 409 | 0 | 0 |  |  |  |  | $left->{OpCode}->{Value} = ($left->{OpCode}->{Value} <= $right->{OpCode}->{Value}) ? 1 : 0; | 
| 410 | 0 |  |  |  |  |  | $left->{OpCode}->{TypeDef} = 'TYPE_BOOLEAN'; | 
| 411 | 0 |  |  |  |  |  | $right->del(); | 
| 412 | 0 |  |  |  |  |  | $op->del(); | 
| 413 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 414 |  |  |  |  |  |  | } | 
| 415 |  |  |  |  |  |  | elsif ($oper eq '>=') { | 
| 416 | 0 | 0 |  |  |  |  | $left->{OpCode}->{Value} = ($left->{OpCode}->{Value} >= $right->{OpCode}->{Value}) ? 1 : 0; | 
| 417 | 0 |  |  |  |  |  | $left->{OpCode}->{TypeDef} = 'TYPE_BOOLEAN'; | 
| 418 | 0 |  |  |  |  |  | $right->del(); | 
| 419 | 0 |  |  |  |  |  | $op->del(); | 
| 420 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 421 |  |  |  |  |  |  | } | 
| 422 |  |  |  |  |  |  | elsif ($oper eq '==') { | 
| 423 | 0 | 0 |  |  |  |  | $left->{OpCode}->{Value} = ($left->{OpCode}->{Value} == $right->{OpCode}->{Value}) ? 1 : 0; | 
| 424 | 0 |  |  |  |  |  | $left->{OpCode}->{TypeDef} = 'TYPE_BOOLEAN'; | 
| 425 | 0 |  |  |  |  |  | $right->del(); | 
| 426 | 0 |  |  |  |  |  | $op->del(); | 
| 427 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 428 |  |  |  |  |  |  | } | 
| 429 |  |  |  |  |  |  | elsif ($oper eq '!=') { | 
| 430 | 0 | 0 |  |  |  |  | $left->{OpCode}->{Value} = ($left->{OpCode}->{Value} != $right->{OpCode}->{Value}) ? 1 : 0; | 
| 431 | 0 |  |  |  |  |  | $left->{OpCode}->{TypeDef} = 'TYPE_BOOLEAN'; | 
| 432 | 0 |  |  |  |  |  | $right->del(); | 
| 433 | 0 |  |  |  |  |  | $op->del(); | 
| 434 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 435 |  |  |  |  |  |  | } | 
| 436 |  |  |  |  |  |  | elsif ($oper eq '&') { | 
| 437 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} &= $right->{OpCode}->{Value}; | 
| 438 | 0 |  |  |  |  |  | $parser->checkRangeInteger($left->{OpCode}); | 
| 439 | 0 |  |  |  |  |  | $right->del(); | 
| 440 | 0 |  |  |  |  |  | $op->del(); | 
| 441 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 442 |  |  |  |  |  |  | } | 
| 443 |  |  |  |  |  |  | elsif ($oper eq '^') { | 
| 444 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} ^= $right->{OpCode}->{Value}; | 
| 445 | 0 |  |  |  |  |  | $parser->checkRangeInteger($left->{OpCode}); | 
| 446 | 0 |  |  |  |  |  | $right->del(); | 
| 447 | 0 |  |  |  |  |  | $op->del(); | 
| 448 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 449 |  |  |  |  |  |  | } | 
| 450 |  |  |  |  |  |  | elsif ($oper eq '|') { | 
| 451 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} |= $right->{OpCode}->{Value}; | 
| 452 | 0 |  |  |  |  |  | $parser->checkRangeInteger($left->{OpCode}); | 
| 453 | 0 |  |  |  |  |  | $right->del(); | 
| 454 | 0 |  |  |  |  |  | $op->del(); | 
| 455 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 456 |  |  |  |  |  |  | } | 
| 457 |  |  |  |  |  |  | else { | 
| 458 | 0 |  |  |  |  |  | croak "INTERNAL ERROR evalBinopInteger (oper:$oper)\n"; | 
| 459 |  |  |  |  |  |  | } | 
| 460 | 0 |  |  |  |  |  | return; | 
| 461 |  |  |  |  |  |  | } | 
| 462 |  |  |  |  |  |  |  | 
| 463 |  |  |  |  |  |  | sub evalBinopFloat { | 
| 464 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 465 | 0 |  |  |  |  |  | my ($op, $left, $right) = @_; | 
| 466 | 0 |  |  |  |  |  | my $oper = $op->{OpCode}->{Operator}; | 
| 467 | 0 | 0 |  |  |  |  | if    ($oper eq '+') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 468 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} += $right->{OpCode}->{Value}; | 
| 469 | 0 |  |  |  |  |  | $parser->checkRangeFloat($left->{OpCode}); | 
| 470 | 0 |  |  |  |  |  | $right->del(); | 
| 471 | 0 |  |  |  |  |  | $op->del(); | 
| 472 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 473 |  |  |  |  |  |  | } | 
| 474 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 475 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} -= $right->{OpCode}->{Value}; | 
| 476 | 0 |  |  |  |  |  | $parser->checkRangeFloat($left->{OpCode}); | 
| 477 | 0 |  |  |  |  |  | $right->del(); | 
| 478 | 0 |  |  |  |  |  | $op->del(); | 
| 479 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 480 |  |  |  |  |  |  | } | 
| 481 |  |  |  |  |  |  | elsif ($oper eq '*') { | 
| 482 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} *= $right->{OpCode}->{Value}; | 
| 483 | 0 |  |  |  |  |  | $parser->checkRangeFloat($left->{OpCode}); | 
| 484 | 0 |  |  |  |  |  | $right->del(); | 
| 485 | 0 |  |  |  |  |  | $op->del(); | 
| 486 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 487 |  |  |  |  |  |  | } | 
| 488 |  |  |  |  |  |  | elsif ($oper eq '/') { | 
| 489 | 0 | 0 |  |  |  |  | if ($right->{OpCode}->{Value} == 0) { | 
| 490 | 0 |  |  |  |  |  | $left->{OpCode}->{TypeDef} = 'TYPE_INVALID'; | 
| 491 | 0 |  |  |  |  |  | delete $left->{OpCode}->{Value}; | 
| 492 | 0 |  |  |  |  |  | $parser->optWarning($op, "Division by zero.\n"); | 
| 493 |  |  |  |  |  |  | } | 
| 494 |  |  |  |  |  |  | else { | 
| 495 | 0 |  |  |  |  |  | $left->{OpCode}->{Value} /= $right->{OpCode}->{Value}; | 
| 496 | 0 |  |  |  |  |  | $parser->checkRangeFloat($left->{OpCode}); | 
| 497 |  |  |  |  |  |  | } | 
| 498 | 0 |  |  |  |  |  | $right->del(); | 
| 499 | 0 |  |  |  |  |  | $op->del(); | 
| 500 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 501 |  |  |  |  |  |  | } | 
| 502 |  |  |  |  |  |  | elsif ($oper eq 'div') { | 
| 503 |  |  |  |  |  |  | } | 
| 504 |  |  |  |  |  |  | elsif ($oper eq '%') { | 
| 505 |  |  |  |  |  |  | } | 
| 506 |  |  |  |  |  |  | elsif ($oper eq '<<') { | 
| 507 |  |  |  |  |  |  | } | 
| 508 |  |  |  |  |  |  | elsif ($oper eq '>>') { | 
| 509 |  |  |  |  |  |  | } | 
| 510 |  |  |  |  |  |  | elsif ($oper eq '>>>') { | 
| 511 |  |  |  |  |  |  | } | 
| 512 |  |  |  |  |  |  | elsif ($oper eq '<') { | 
| 513 |  |  |  |  |  |  | } | 
| 514 |  |  |  |  |  |  | elsif ($oper eq '>') { | 
| 515 |  |  |  |  |  |  | } | 
| 516 |  |  |  |  |  |  | elsif ($oper eq '<=') { | 
| 517 |  |  |  |  |  |  | } | 
| 518 |  |  |  |  |  |  | elsif ($oper eq '>=') { | 
| 519 |  |  |  |  |  |  | } | 
| 520 |  |  |  |  |  |  | elsif ($oper eq '==') { | 
| 521 |  |  |  |  |  |  | } | 
| 522 |  |  |  |  |  |  | elsif ($oper eq '!=') { | 
| 523 |  |  |  |  |  |  | } | 
| 524 |  |  |  |  |  |  | elsif ($oper eq '&') { | 
| 525 |  |  |  |  |  |  | } | 
| 526 |  |  |  |  |  |  | elsif ($oper eq '^') { | 
| 527 |  |  |  |  |  |  | } | 
| 528 |  |  |  |  |  |  | elsif ($oper eq '|') { | 
| 529 |  |  |  |  |  |  | } | 
| 530 |  |  |  |  |  |  | else { | 
| 531 | 0 |  |  |  |  |  | croak "INTERNAL ERROR evalBinopFloat (oper:$oper)\n"; | 
| 532 |  |  |  |  |  |  | } | 
| 533 | 0 |  |  |  |  |  | return; | 
| 534 |  |  |  |  |  |  | } | 
| 535 |  |  |  |  |  |  |  | 
| 536 |  |  |  |  |  |  | sub optIdtLeftInteger { | 
| 537 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 538 | 0 |  |  |  |  |  | my ($op, $left, $right) = @_; | 
| 539 | 0 |  |  |  |  |  | my $val = $left->{OpCode}->{Value}; | 
| 540 | 0 |  |  |  |  |  | my $oper = $op->{OpCode}->{Operator}; | 
| 541 | 0 | 0 |  |  |  |  | if    ($val == 0) { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 542 | 0 | 0 |  |  |  |  | if    ($oper eq '+') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 543 | 0 |  |  |  |  |  | $op->del(); | 
| 544 | 0 |  |  |  |  |  | $left->del(); | 
| 545 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 546 |  |  |  |  |  |  | } | 
| 547 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 548 | 0 |  |  |  |  |  | $left->del(); | 
| 549 | 0 |  |  |  |  |  | bless($op->{OpCode}, 'UnaryOp'); | 
| 550 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 551 |  |  |  |  |  |  | } | 
| 552 |  |  |  |  |  |  | elsif ($oper eq '*') { | 
| 553 | 0 |  |  |  |  |  | $op->del(); | 
| 554 | 0 |  |  |  |  |  | $right->insert(new Pop($parser)); | 
| 555 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 556 |  |  |  |  |  |  | } | 
| 557 |  |  |  |  |  |  | elsif ($oper eq '/') { | 
| 558 |  |  |  |  |  |  | } | 
| 559 |  |  |  |  |  |  | elsif ($oper eq 'div') { | 
| 560 | 0 |  |  |  |  |  | $op->del(); | 
| 561 | 0 |  |  |  |  |  | $right->insert(new Pop($parser)); | 
| 562 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 563 |  |  |  |  |  |  | } | 
| 564 |  |  |  |  |  |  | elsif ($oper eq '%') { | 
| 565 | 0 |  |  |  |  |  | $op->del(); | 
| 566 | 0 |  |  |  |  |  | $right->insert(new Pop($parser)); | 
| 567 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 568 |  |  |  |  |  |  | } | 
| 569 |  |  |  |  |  |  | elsif ($oper eq '<<') { | 
| 570 | 0 |  |  |  |  |  | $op->del(); | 
| 571 | 0 |  |  |  |  |  | $op->insert(new Pop($parser)); | 
| 572 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 573 |  |  |  |  |  |  | } | 
| 574 |  |  |  |  |  |  | elsif ($oper eq '>>') { | 
| 575 | 0 |  |  |  |  |  | $op->del(); | 
| 576 | 0 |  |  |  |  |  | $op->insert(new Pop($parser)); | 
| 577 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 578 |  |  |  |  |  |  | } | 
| 579 |  |  |  |  |  |  | elsif ($oper eq '>>>') { | 
| 580 | 0 |  |  |  |  |  | $op->del(); | 
| 581 | 0 |  |  |  |  |  | $op->insert(new Pop($parser)); | 
| 582 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 583 |  |  |  |  |  |  | } | 
| 584 |  |  |  |  |  |  | elsif ($oper eq '<') { | 
| 585 |  |  |  |  |  |  | } | 
| 586 |  |  |  |  |  |  | elsif ($oper eq '>') { | 
| 587 |  |  |  |  |  |  | } | 
| 588 |  |  |  |  |  |  | elsif ($oper eq '<=') { | 
| 589 |  |  |  |  |  |  | } | 
| 590 |  |  |  |  |  |  | elsif ($oper eq '>=') { | 
| 591 |  |  |  |  |  |  | } | 
| 592 |  |  |  |  |  |  | elsif ($oper eq '==') { | 
| 593 |  |  |  |  |  |  | } | 
| 594 |  |  |  |  |  |  | elsif ($oper eq '!=') { | 
| 595 |  |  |  |  |  |  | } | 
| 596 |  |  |  |  |  |  | elsif ($oper eq '&') { | 
| 597 | 0 |  |  |  |  |  | $op->del(); | 
| 598 | 0 |  |  |  |  |  | $right->insert(new Pop($parser)); | 
| 599 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 600 |  |  |  |  |  |  | } | 
| 601 |  |  |  |  |  |  | elsif ($oper eq '^') { | 
| 602 | 0 |  |  |  |  |  | $op->del(); | 
| 603 | 0 |  |  |  |  |  | $left->del(); | 
| 604 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 605 |  |  |  |  |  |  | } | 
| 606 |  |  |  |  |  |  | elsif ($oper eq '|') { | 
| 607 | 0 |  |  |  |  |  | $op->del(); | 
| 608 | 0 |  |  |  |  |  | $left->del(); | 
| 609 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 610 |  |  |  |  |  |  | } | 
| 611 |  |  |  |  |  |  | else { | 
| 612 | 0 |  |  |  |  |  | croak "INTERNAL ERROR optIdtLeftInteger (oper:$oper)\n"; | 
| 613 |  |  |  |  |  |  | } | 
| 614 |  |  |  |  |  |  | } | 
| 615 |  |  |  |  |  |  | elsif ($val == 1) { | 
| 616 | 0 | 0 |  |  |  |  | if    ($oper eq '+') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 617 | 0 |  |  |  |  |  | $left->del(); | 
| 618 | 0 |  |  |  |  |  | bless($op->{OpCode}, 'UnaryOp'); | 
| 619 | 0 |  |  |  |  |  | $op->{OpCode}->{Operator} = '++'; | 
| 620 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 621 |  |  |  |  |  |  | } | 
| 622 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 623 |  |  |  |  |  |  | } | 
| 624 |  |  |  |  |  |  | elsif ($oper eq '*') { | 
| 625 | 0 |  |  |  |  |  | $left->del(); | 
| 626 | 0 |  |  |  |  |  | $op->del(); | 
| 627 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 628 |  |  |  |  |  |  | } | 
| 629 |  |  |  |  |  |  | elsif ($oper eq '/') { | 
| 630 |  |  |  |  |  |  | } | 
| 631 |  |  |  |  |  |  | elsif ($oper eq 'div') { | 
| 632 |  |  |  |  |  |  | } | 
| 633 |  |  |  |  |  |  | elsif ($oper eq '%') { | 
| 634 |  |  |  |  |  |  | } | 
| 635 |  |  |  |  |  |  | elsif ($oper eq '<<') { | 
| 636 |  |  |  |  |  |  | } | 
| 637 |  |  |  |  |  |  | elsif ($oper eq '>>') { | 
| 638 |  |  |  |  |  |  | } | 
| 639 |  |  |  |  |  |  | elsif ($oper eq '>>>') { | 
| 640 |  |  |  |  |  |  | } | 
| 641 |  |  |  |  |  |  | elsif ($oper eq '<') { | 
| 642 |  |  |  |  |  |  | } | 
| 643 |  |  |  |  |  |  | elsif ($oper eq '>') { | 
| 644 |  |  |  |  |  |  | } | 
| 645 |  |  |  |  |  |  | elsif ($oper eq '<=') { | 
| 646 |  |  |  |  |  |  | } | 
| 647 |  |  |  |  |  |  | elsif ($oper eq '>=') { | 
| 648 |  |  |  |  |  |  | } | 
| 649 |  |  |  |  |  |  | elsif ($oper eq '==') { | 
| 650 |  |  |  |  |  |  | } | 
| 651 |  |  |  |  |  |  | elsif ($oper eq '!=') { | 
| 652 |  |  |  |  |  |  | } | 
| 653 |  |  |  |  |  |  | elsif ($oper eq '&') { | 
| 654 |  |  |  |  |  |  | } | 
| 655 |  |  |  |  |  |  | elsif ($oper eq '^') { | 
| 656 |  |  |  |  |  |  | } | 
| 657 |  |  |  |  |  |  | elsif ($oper eq '|') { | 
| 658 |  |  |  |  |  |  | } | 
| 659 |  |  |  |  |  |  | else { | 
| 660 | 0 |  |  |  |  |  | croak "INTERNAL ERROR optIdtLeftInteger (oper:$oper)\n"; | 
| 661 |  |  |  |  |  |  | } | 
| 662 |  |  |  |  |  |  | } | 
| 663 |  |  |  |  |  |  | elsif ($val == -1) { | 
| 664 | 0 | 0 |  |  |  |  | if    ($oper eq '+') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 665 | 0 |  |  |  |  |  | $left->del(); | 
| 666 | 0 |  |  |  |  |  | bless($op->{OpCode}, 'UnaryOp'); | 
| 667 | 0 |  |  |  |  |  | $op->{OpCode}->{Operator} = '--'; | 
| 668 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 669 |  |  |  |  |  |  | } | 
| 670 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 671 |  |  |  |  |  |  | } | 
| 672 |  |  |  |  |  |  | elsif ($oper eq '*') { | 
| 673 | 0 |  |  |  |  |  | $left->del(); | 
| 674 | 0 |  |  |  |  |  | bless($op->{OpCode}, 'UnaryOp'); | 
| 675 | 0 |  |  |  |  |  | $op->{OpCode}->{Operator} = '-'; | 
| 676 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 677 |  |  |  |  |  |  | } | 
| 678 |  |  |  |  |  |  | elsif ($oper eq '/') { | 
| 679 |  |  |  |  |  |  | } | 
| 680 |  |  |  |  |  |  | elsif ($oper eq 'div') { | 
| 681 |  |  |  |  |  |  | } | 
| 682 |  |  |  |  |  |  | elsif ($oper eq '%') { | 
| 683 |  |  |  |  |  |  | } | 
| 684 |  |  |  |  |  |  | elsif ($oper eq '<<') { | 
| 685 |  |  |  |  |  |  | } | 
| 686 |  |  |  |  |  |  | elsif ($oper eq '>>') { | 
| 687 |  |  |  |  |  |  | } | 
| 688 |  |  |  |  |  |  | elsif ($oper eq '>>>') { | 
| 689 |  |  |  |  |  |  | } | 
| 690 |  |  |  |  |  |  | elsif ($oper eq '<') { | 
| 691 |  |  |  |  |  |  | } | 
| 692 |  |  |  |  |  |  | elsif ($oper eq '>') { | 
| 693 |  |  |  |  |  |  | } | 
| 694 |  |  |  |  |  |  | elsif ($oper eq '<=') { | 
| 695 |  |  |  |  |  |  | } | 
| 696 |  |  |  |  |  |  | elsif ($oper eq '>=') { | 
| 697 |  |  |  |  |  |  | } | 
| 698 |  |  |  |  |  |  | elsif ($oper eq '==') { | 
| 699 |  |  |  |  |  |  | } | 
| 700 |  |  |  |  |  |  | elsif ($oper eq '!=') { | 
| 701 |  |  |  |  |  |  | } | 
| 702 |  |  |  |  |  |  | elsif ($oper eq '&') { | 
| 703 |  |  |  |  |  |  | } | 
| 704 |  |  |  |  |  |  | elsif ($oper eq '^') { | 
| 705 |  |  |  |  |  |  | } | 
| 706 |  |  |  |  |  |  | elsif ($oper eq '|') { | 
| 707 |  |  |  |  |  |  | } | 
| 708 |  |  |  |  |  |  | else { | 
| 709 | 0 |  |  |  |  |  | croak "INTERNAL ERROR optIdtLeftInteger (oper:$oper)\n"; | 
| 710 |  |  |  |  |  |  | } | 
| 711 |  |  |  |  |  |  | } | 
| 712 | 0 |  |  |  |  |  | return; | 
| 713 |  |  |  |  |  |  | } | 
| 714 |  |  |  |  |  |  |  | 
| 715 |  |  |  |  |  |  | sub optIdtRightInteger { | 
| 716 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 717 | 0 |  |  |  |  |  | my ($op, $left, $right) = @_; | 
| 718 | 0 |  |  |  |  |  | my $val = $right->{OpCode}->{Value}; | 
| 719 | 0 |  |  |  |  |  | my $oper = $op->{OpCode}->{Operator}; | 
| 720 | 0 | 0 |  |  |  |  | if    ($val == 0) { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 721 | 0 | 0 |  |  |  |  | if    ($oper eq '+') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 722 | 0 |  |  |  |  |  | $op->del(); | 
| 723 | 0 |  |  |  |  |  | $right->del(); | 
| 724 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 725 |  |  |  |  |  |  | } | 
| 726 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 727 | 0 |  |  |  |  |  | $op->del(); | 
| 728 | 0 |  |  |  |  |  | $right->del(); | 
| 729 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 730 |  |  |  |  |  |  | } | 
| 731 |  |  |  |  |  |  | elsif ($oper eq '*') { | 
| 732 | 0 |  |  |  |  |  | $op->del(); | 
| 733 | 0 |  |  |  |  |  | $left->insert(new Pop($parser)); | 
| 734 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 735 |  |  |  |  |  |  | } | 
| 736 |  |  |  |  |  |  | elsif ($oper eq '/') { | 
| 737 | 0 |  |  |  |  |  | $op->del(); | 
| 738 | 0 |  |  |  |  |  | $left->insert(new Pop($parser)); | 
| 739 | 0 |  |  |  |  |  | $right->{OpCode}->{TypeDef} = 'TYPE_INVALID'; | 
| 740 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 741 | 0 |  |  |  |  |  | $parser->optWarning($op, "Division by zero.\n"); | 
| 742 |  |  |  |  |  |  | } | 
| 743 |  |  |  |  |  |  | elsif ($oper eq 'div') { | 
| 744 | 0 |  |  |  |  |  | $op->del(); | 
| 745 | 0 |  |  |  |  |  | $left->insert(new Pop($parser)); | 
| 746 | 0 |  |  |  |  |  | $right->{OpCode}->{TypeDef} = 'TYPE_INVALID'; | 
| 747 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 748 | 0 |  |  |  |  |  | $parser->optWarning($op, "Integer division by zero.\n"); | 
| 749 |  |  |  |  |  |  | } | 
| 750 |  |  |  |  |  |  | elsif ($oper eq '%') { | 
| 751 | 0 |  |  |  |  |  | $op->del(); | 
| 752 | 0 |  |  |  |  |  | $left->insert(new Pop($parser)); | 
| 753 | 0 |  |  |  |  |  | $right->{OpCode}->{TypeDef} = 'TYPE_INVALID'; | 
| 754 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 755 | 0 |  |  |  |  |  | $parser->optWarning($op, "Reminder by zero.\n"); | 
| 756 |  |  |  |  |  |  | } | 
| 757 |  |  |  |  |  |  | elsif ($oper eq '<<') { | 
| 758 | 0 |  |  |  |  |  | $op->del(); | 
| 759 | 0 |  |  |  |  |  | $right->del(); | 
| 760 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 761 |  |  |  |  |  |  | } | 
| 762 |  |  |  |  |  |  | elsif ($oper eq '>>') { | 
| 763 | 0 |  |  |  |  |  | $op->del(); | 
| 764 | 0 |  |  |  |  |  | $right->del(); | 
| 765 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 766 |  |  |  |  |  |  | } | 
| 767 |  |  |  |  |  |  | elsif ($oper eq '>>>') { | 
| 768 | 0 |  |  |  |  |  | $op->del(); | 
| 769 | 0 |  |  |  |  |  | $right->del(); | 
| 770 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 771 |  |  |  |  |  |  | } | 
| 772 |  |  |  |  |  |  | elsif ($oper eq '<') { | 
| 773 |  |  |  |  |  |  | } | 
| 774 |  |  |  |  |  |  | elsif ($oper eq '>') { | 
| 775 |  |  |  |  |  |  | } | 
| 776 |  |  |  |  |  |  | elsif ($oper eq '<=') { | 
| 777 |  |  |  |  |  |  | } | 
| 778 |  |  |  |  |  |  | elsif ($oper eq '>=') { | 
| 779 |  |  |  |  |  |  | } | 
| 780 |  |  |  |  |  |  | elsif ($oper eq '==') { | 
| 781 |  |  |  |  |  |  | } | 
| 782 |  |  |  |  |  |  | elsif ($oper eq '!=') { | 
| 783 |  |  |  |  |  |  | } | 
| 784 |  |  |  |  |  |  | elsif ($oper eq '&') { | 
| 785 | 0 |  |  |  |  |  | $op->del(); | 
| 786 | 0 |  |  |  |  |  | $left->insert(new Pop($parser)); | 
| 787 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 788 |  |  |  |  |  |  | } | 
| 789 |  |  |  |  |  |  | elsif ($oper eq '^') { | 
| 790 | 0 |  |  |  |  |  | $op->del(); | 
| 791 | 0 |  |  |  |  |  | $right->del(); | 
| 792 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 793 |  |  |  |  |  |  | } | 
| 794 |  |  |  |  |  |  | elsif ($oper eq '|') { | 
| 795 | 0 |  |  |  |  |  | $op->del(); | 
| 796 | 0 |  |  |  |  |  | $right->del(); | 
| 797 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 798 |  |  |  |  |  |  | } | 
| 799 |  |  |  |  |  |  | else { | 
| 800 | 0 |  |  |  |  |  | croak "INTERNAL ERROR optIdtRightInteger (oper:$oper)\n"; | 
| 801 |  |  |  |  |  |  | } | 
| 802 |  |  |  |  |  |  | } | 
| 803 |  |  |  |  |  |  | elsif ($val == 1) { | 
| 804 | 0 | 0 |  |  |  |  | if    ($oper eq '+') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 805 | 0 |  |  |  |  |  | $right->del(); | 
| 806 | 0 |  |  |  |  |  | bless($op->{OpCode}, 'UnaryOp'); | 
| 807 | 0 |  |  |  |  |  | $op->{OpCode}->{Operator} = '++'; | 
| 808 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 809 |  |  |  |  |  |  | } | 
| 810 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 811 | 0 |  |  |  |  |  | $right->del(); | 
| 812 | 0 |  |  |  |  |  | bless($op->{OpCode}, 'UnaryOp'); | 
| 813 | 0 |  |  |  |  |  | $op->{OpCode}->{Operator} = '--'; | 
| 814 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 815 |  |  |  |  |  |  | } | 
| 816 |  |  |  |  |  |  | elsif ($oper eq '*') { | 
| 817 | 0 |  |  |  |  |  | $right->del(); | 
| 818 | 0 |  |  |  |  |  | $op->del(); | 
| 819 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 820 |  |  |  |  |  |  | } | 
| 821 |  |  |  |  |  |  | elsif ($oper eq '/') { | 
| 822 |  |  |  |  |  |  | } | 
| 823 |  |  |  |  |  |  | elsif ($oper eq 'div') { | 
| 824 | 0 |  |  |  |  |  | $right->del(); | 
| 825 | 0 |  |  |  |  |  | $op->del(); | 
| 826 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 827 |  |  |  |  |  |  | } | 
| 828 |  |  |  |  |  |  | elsif ($oper eq '%') { | 
| 829 | 0 |  |  |  |  |  | $op->del(); | 
| 830 | 0 |  |  |  |  |  | $left->insert(new Pop($parser)); | 
| 831 | 0 |  |  |  |  |  | $right->{OpCode}->{Value} = 0; | 
| 832 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 833 |  |  |  |  |  |  | } | 
| 834 |  |  |  |  |  |  | elsif ($oper eq '<<') { | 
| 835 |  |  |  |  |  |  | } | 
| 836 |  |  |  |  |  |  | elsif ($oper eq '>>') { | 
| 837 |  |  |  |  |  |  | } | 
| 838 |  |  |  |  |  |  | elsif ($oper eq '>>>') { | 
| 839 |  |  |  |  |  |  | } | 
| 840 |  |  |  |  |  |  | elsif ($oper eq '<') { | 
| 841 |  |  |  |  |  |  | } | 
| 842 |  |  |  |  |  |  | elsif ($oper eq '>') { | 
| 843 |  |  |  |  |  |  | } | 
| 844 |  |  |  |  |  |  | elsif ($oper eq '<=') { | 
| 845 |  |  |  |  |  |  | } | 
| 846 |  |  |  |  |  |  | elsif ($oper eq '>=') { | 
| 847 |  |  |  |  |  |  | } | 
| 848 |  |  |  |  |  |  | elsif ($oper eq '==') { | 
| 849 |  |  |  |  |  |  | } | 
| 850 |  |  |  |  |  |  | elsif ($oper eq '!=') { | 
| 851 |  |  |  |  |  |  | } | 
| 852 |  |  |  |  |  |  | elsif ($oper eq '&') { | 
| 853 |  |  |  |  |  |  | } | 
| 854 |  |  |  |  |  |  | elsif ($oper eq '^') { | 
| 855 |  |  |  |  |  |  | } | 
| 856 |  |  |  |  |  |  | elsif ($oper eq '|') { | 
| 857 |  |  |  |  |  |  | } | 
| 858 |  |  |  |  |  |  | else { | 
| 859 | 0 |  |  |  |  |  | croak "INTERNAL ERROR optIdtRightInteger (oper:$oper)\n"; | 
| 860 |  |  |  |  |  |  | } | 
| 861 |  |  |  |  |  |  | } | 
| 862 |  |  |  |  |  |  | elsif ($val == -1) { | 
| 863 | 0 | 0 |  |  |  |  | if    ($oper eq '+') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 864 | 0 |  |  |  |  |  | $right->del(); | 
| 865 | 0 |  |  |  |  |  | bless($op->{OpCode}, 'UnaryOp'); | 
| 866 | 0 |  |  |  |  |  | $op->{OpCode}->{Operator} = '--'; | 
| 867 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 868 |  |  |  |  |  |  | } | 
| 869 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 870 | 0 |  |  |  |  |  | $right->del(); | 
| 871 | 0 |  |  |  |  |  | bless($op->{OpCode}, 'UnaryOp'); | 
| 872 | 0 |  |  |  |  |  | $op->{OpCode}->{Operator} = '++'; | 
| 873 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 874 |  |  |  |  |  |  | } | 
| 875 |  |  |  |  |  |  | elsif ($oper eq '*') { | 
| 876 | 0 |  |  |  |  |  | $right->del(); | 
| 877 | 0 |  |  |  |  |  | bless($op->{OpCode}, 'UnaryOp'); | 
| 878 | 0 |  |  |  |  |  | $op->{OpCode}->{Operator} = '-'; | 
| 879 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 880 |  |  |  |  |  |  | } | 
| 881 |  |  |  |  |  |  | elsif ($oper eq '/') { | 
| 882 |  |  |  |  |  |  | } | 
| 883 |  |  |  |  |  |  | elsif ($oper eq 'div') { | 
| 884 | 0 |  |  |  |  |  | $right->del(); | 
| 885 | 0 |  |  |  |  |  | bless($op->{OpCode}, 'UnaryOp'); | 
| 886 | 0 |  |  |  |  |  | $op->{OpCode}->{Operator} = '-'; | 
| 887 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 888 |  |  |  |  |  |  | } | 
| 889 |  |  |  |  |  |  | elsif ($oper eq '%') { | 
| 890 | 0 |  |  |  |  |  | $op->del(); | 
| 891 | 0 |  |  |  |  |  | $left->insert(new Pop($parser)); | 
| 892 | 0 |  |  |  |  |  | $right->{OpCode}->{Value} = 0; | 
| 893 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 894 |  |  |  |  |  |  | } | 
| 895 |  |  |  |  |  |  | elsif ($oper eq '<<') { | 
| 896 |  |  |  |  |  |  | } | 
| 897 |  |  |  |  |  |  | elsif ($oper eq '>>') { | 
| 898 |  |  |  |  |  |  | } | 
| 899 |  |  |  |  |  |  | elsif ($oper eq '>>>') { | 
| 900 |  |  |  |  |  |  | } | 
| 901 |  |  |  |  |  |  | elsif ($oper eq '<') { | 
| 902 |  |  |  |  |  |  | } | 
| 903 |  |  |  |  |  |  | elsif ($oper eq '>') { | 
| 904 |  |  |  |  |  |  | } | 
| 905 |  |  |  |  |  |  | elsif ($oper eq '<=') { | 
| 906 |  |  |  |  |  |  | } | 
| 907 |  |  |  |  |  |  | elsif ($oper eq '>=') { | 
| 908 |  |  |  |  |  |  | } | 
| 909 |  |  |  |  |  |  | elsif ($oper eq '==') { | 
| 910 |  |  |  |  |  |  | } | 
| 911 |  |  |  |  |  |  | elsif ($oper eq '!=') { | 
| 912 |  |  |  |  |  |  | } | 
| 913 |  |  |  |  |  |  | elsif ($oper eq '&') { | 
| 914 |  |  |  |  |  |  | } | 
| 915 |  |  |  |  |  |  | elsif ($oper eq '^') { | 
| 916 |  |  |  |  |  |  | } | 
| 917 |  |  |  |  |  |  | elsif ($oper eq '|') { | 
| 918 |  |  |  |  |  |  | } | 
| 919 |  |  |  |  |  |  | else { | 
| 920 | 0 |  |  |  |  |  | croak "INTERNAL ERROR optIdtRightInteger (oper:$oper)\n"; | 
| 921 |  |  |  |  |  |  | } | 
| 922 |  |  |  |  |  |  | } | 
| 923 | 0 |  |  |  |  |  | return; | 
| 924 |  |  |  |  |  |  | } | 
| 925 |  |  |  |  |  |  |  | 
| 926 |  |  |  |  |  |  | sub optIdtRightFloat { | 
| 927 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 928 | 0 |  |  |  |  |  | my ($op, $left, $right) = @_; | 
| 929 | 0 |  |  |  |  |  | my $val = $right->{OpCode}->{Value}; | 
| 930 | 0 |  |  |  |  |  | my $oper = $op->{OpCode}->{Operator}; | 
| 931 | 0 | 0 |  |  |  |  | if    ($val == 0) { | 
| 932 | 0 | 0 |  |  |  |  | if    ($oper eq '+') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 933 |  |  |  |  |  |  | } | 
| 934 |  |  |  |  |  |  | elsif ($oper eq '-') { | 
| 935 |  |  |  |  |  |  | } | 
| 936 |  |  |  |  |  |  | elsif ($oper eq '*') { | 
| 937 |  |  |  |  |  |  | } | 
| 938 |  |  |  |  |  |  | elsif ($oper eq '/') { | 
| 939 | 0 |  |  |  |  |  | $op->del(); | 
| 940 | 0 |  |  |  |  |  | $left->insert(new Pop($parser)); | 
| 941 | 0 |  |  |  |  |  | $right->{OpCode}->{TypeDef} = 'TYPE_INVALID'; | 
| 942 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 943 | 0 |  |  |  |  |  | $parser->optWarning($op, "Division by zero.\n"); | 
| 944 |  |  |  |  |  |  | } | 
| 945 |  |  |  |  |  |  | elsif ($oper eq 'div') { | 
| 946 |  |  |  |  |  |  | } | 
| 947 |  |  |  |  |  |  | elsif ($oper eq '%') { | 
| 948 |  |  |  |  |  |  | } | 
| 949 |  |  |  |  |  |  | elsif ($oper eq '<<') { | 
| 950 |  |  |  |  |  |  | } | 
| 951 |  |  |  |  |  |  | elsif ($oper eq '>>') { | 
| 952 |  |  |  |  |  |  | } | 
| 953 |  |  |  |  |  |  | elsif ($oper eq '>>>') { | 
| 954 |  |  |  |  |  |  | } | 
| 955 |  |  |  |  |  |  | elsif ($oper eq '<') { | 
| 956 |  |  |  |  |  |  | } | 
| 957 |  |  |  |  |  |  | elsif ($oper eq '>') { | 
| 958 |  |  |  |  |  |  | } | 
| 959 |  |  |  |  |  |  | elsif ($oper eq '<=') { | 
| 960 |  |  |  |  |  |  | } | 
| 961 |  |  |  |  |  |  | elsif ($oper eq '>=') { | 
| 962 |  |  |  |  |  |  | } | 
| 963 |  |  |  |  |  |  | elsif ($oper eq '==') { | 
| 964 |  |  |  |  |  |  | } | 
| 965 |  |  |  |  |  |  | elsif ($oper eq '!=') { | 
| 966 |  |  |  |  |  |  | } | 
| 967 |  |  |  |  |  |  | elsif ($oper eq '&') { | 
| 968 |  |  |  |  |  |  | } | 
| 969 |  |  |  |  |  |  | elsif ($oper eq '^') { | 
| 970 |  |  |  |  |  |  | } | 
| 971 |  |  |  |  |  |  | elsif ($oper eq '|') { | 
| 972 |  |  |  |  |  |  | } | 
| 973 |  |  |  |  |  |  | else { | 
| 974 | 0 |  |  |  |  |  | croak "INTERNAL ERROR optIdtRightFloat (oper:$oper)\n"; | 
| 975 |  |  |  |  |  |  | } | 
| 976 |  |  |  |  |  |  | } | 
| 977 | 0 |  |  |  |  |  | return; | 
| 978 |  |  |  |  |  |  | } | 
| 979 |  |  |  |  |  |  |  | 
| 980 |  |  |  |  |  |  | sub _optAddAsg { | 
| 981 | 0 |  |  | 0 |  |  | my ($asg, $cst) = @_; | 
| 982 | 0 |  |  |  |  |  | my $val = $cst->{OpCode}->{Value}; | 
| 983 | 0 | 0 |  |  |  |  | if    ($val == 1) { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 984 | 0 |  |  |  |  |  | $cst->del(); | 
| 985 | 0 |  |  |  |  |  | bless($asg->{OpCode}, 'IncrVar'); | 
| 986 |  |  |  |  |  |  | } | 
| 987 |  |  |  |  |  |  | elsif ($val == 0) { | 
| 988 | 0 |  |  |  |  |  | $cst->del(); | 
| 989 | 0 |  |  |  |  |  | $asg->del(); | 
| 990 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 991 |  |  |  |  |  |  | } | 
| 992 |  |  |  |  |  |  | elsif ($val == -1) { | 
| 993 | 0 |  |  |  |  |  | $cst->del(); | 
| 994 | 0 |  |  |  |  |  | bless($asg->{OpCode}, 'DecrVar'); | 
| 995 |  |  |  |  |  |  | } | 
| 996 | 0 |  |  |  |  |  | return; | 
| 997 |  |  |  |  |  |  | } | 
| 998 |  |  |  |  |  |  |  | 
| 999 |  |  |  |  |  |  | sub _optSubAsg { | 
| 1000 | 0 |  |  | 0 |  |  | my ($asg, $cst) = @_; | 
| 1001 | 0 |  |  |  |  |  | my $val = $cst->{OpCode}->{Value}; | 
| 1002 | 0 | 0 |  |  |  |  | if    ($val == 1) { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 1003 | 0 |  |  |  |  |  | $cst->del(); | 
| 1004 | 0 |  |  |  |  |  | bless($asg->{OpCode}, 'DecrVar'); | 
| 1005 |  |  |  |  |  |  | } | 
| 1006 |  |  |  |  |  |  | elsif ($val == 0) { | 
| 1007 | 0 |  |  |  |  |  | $cst->del(); | 
| 1008 | 0 |  |  |  |  |  | $asg->del(); | 
| 1009 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 1010 |  |  |  |  |  |  | } | 
| 1011 |  |  |  |  |  |  | elsif ($val == -1) { | 
| 1012 | 0 |  |  |  |  |  | $cst->del(); | 
| 1013 | 0 |  |  |  |  |  | bless($asg->{OpCode}, 'IncrVar'); | 
| 1014 |  |  |  |  |  |  | } | 
| 1015 | 0 |  |  |  |  |  | return; | 
| 1016 |  |  |  |  |  |  | } | 
| 1017 |  |  |  |  |  |  |  | 
| 1018 |  |  |  |  |  |  | sub optEvalExpr { | 
| 1019 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1020 | 0 |  |  |  |  |  | my ($expr) = @_; | 
| 1021 |  |  |  |  |  |  |  | 
| 1022 | 0 |  |  |  |  |  | my $cnt = 0; | 
| 1023 | 0 |  |  |  |  |  | do { | 
| 1024 | 0 |  |  |  |  |  | $cnt ++; | 
| 1025 |  |  |  |  |  |  | #       print "optim Expr $cnt\n"; | 
| 1026 | 0 |  |  |  |  |  | $OneMoreExpr = 0; | 
| 1027 | 0 |  |  |  |  |  | for (my $node = $expr->getLastActive(); defined $node; $node = $node->getPrevActive()) { | 
| 1028 | 0 |  |  |  |  |  | my $opcode = $node->{OpCode}; | 
| 1029 | 0 | 0 |  |  |  |  | if    ($opcode->isa('UnaryOp')) { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 1030 | 0 |  |  |  |  |  | my $prev = $node->getPrevActive(); | 
| 1031 | 0 | 0 |  |  |  |  | croak "INTERNAL ERROR optEvalExpr\n" | 
| 1032 |  |  |  |  |  |  | unless (defined $prev); | 
| 1033 | 0 | 0 |  |  |  |  | if ($prev->{OpCode}->isa('LoadConst')) { | 
| 1034 | 0 |  |  |  |  |  | my $type = $expr->{OpCode}->{TypeDef}; | 
| 1035 | 0 | 0 | 0 |  |  |  | if    ($type eq 'TYPE_INTEGER') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 1036 | 0 |  |  |  |  |  | $parser->evalUnopInteger($node, $prev); | 
| 1037 |  |  |  |  |  |  | } | 
| 1038 |  |  |  |  |  |  | elsif ($type eq 'TYPE_FLOAT') { | 
| 1039 | 0 |  |  |  |  |  | $parser->evalUnopFloat($node, $prev); | 
| 1040 |  |  |  |  |  |  | } | 
| 1041 |  |  |  |  |  |  | elsif ($type eq 'TYPE_STRING' or $type eq 'TYPE_UTF8_STRING') { | 
| 1042 | 0 |  |  |  |  |  | $parser->evalUnopString($node, $prev); | 
| 1043 |  |  |  |  |  |  | } | 
| 1044 |  |  |  |  |  |  | elsif ($type eq 'TYPE_BOOLEAN') { | 
| 1045 | 0 |  |  |  |  |  | $parser->evalUnopBoolean($node, $prev); | 
| 1046 |  |  |  |  |  |  | } | 
| 1047 |  |  |  |  |  |  | elsif ($type eq 'TYPE_INVALID') { | 
| 1048 | 0 |  |  |  |  |  | $parser->evalUnopInvalid($node, $prev); | 
| 1049 |  |  |  |  |  |  | } | 
| 1050 |  |  |  |  |  |  | else { | 
| 1051 | 0 |  |  |  |  |  | croak "INTERNAL ERROR optEvalExpr (type:$type)\n"; | 
| 1052 |  |  |  |  |  |  | } | 
| 1053 |  |  |  |  |  |  | } | 
| 1054 |  |  |  |  |  |  | } | 
| 1055 |  |  |  |  |  |  | elsif ($opcode->isa('BinaryOp')) { | 
| 1056 | 0 |  |  |  |  |  | my $right = $node->getPrevActive(); | 
| 1057 | 0 | 0 |  |  |  |  | croak "INTERNAL ERROR optEvalExpr\n" | 
| 1058 |  |  |  |  |  |  | unless (defined $right); | 
| 1059 | 0 |  |  |  |  |  | my $left = $node->{OpCode}->{Left}; | 
| 1060 | 0 | 0 |  |  |  |  | croak "INTERNAL ERROR optEvalExpr (left)\n" | 
| 1061 |  |  |  |  |  |  | unless (defined $left); | 
| 1062 | 0 | 0 | 0 |  |  |  | if (      $left->{OpCode}->isa('LoadConst') | 
|  |  | 0 | 0 |  |  |  |  | 
|  |  | 0 | 0 |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 1063 |  |  |  |  |  |  | and $left->{OpCode}->{TypeDef} eq 'TYPE_INVALID' ) { | 
| 1064 | 0 |  |  |  |  |  | $right->del(); | 
| 1065 | 0 |  |  |  |  |  | $node->del(); | 
| 1066 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 1067 |  |  |  |  |  |  | } | 
| 1068 |  |  |  |  |  |  | elsif (   $right->{OpCode}->isa('LoadConst') | 
| 1069 |  |  |  |  |  |  | and $right->{OpCode}->{TypeDef} eq 'TYPE_INVALID' ) { | 
| 1070 | 0 |  |  |  |  |  | $left->del(); | 
| 1071 | 0 |  |  |  |  |  | $node->del(); | 
| 1072 | 0 |  |  |  |  |  | $OneMoreExpr = 1; | 
| 1073 |  |  |  |  |  |  | } | 
| 1074 |  |  |  |  |  |  | elsif (   $left->{OpCode}->isa('LoadConst') | 
| 1075 |  |  |  |  |  |  | and $right->{OpCode}->isa('LoadConst') ) { | 
| 1076 | 0 |  |  |  |  |  | my $type_l = $left->{OpCode}->{TypeDef}; | 
| 1077 | 0 |  |  |  |  |  | my $type_r = $right->{OpCode}->{TypeDef}; | 
| 1078 | 0 | 0 |  |  |  |  | if ($type_l eq $type_r) { | 
| 1079 | 0 | 0 |  |  |  |  | if      ($type_r eq 'TYPE_INTEGER') { | 
|  |  | 0 |  |  |  |  |  | 
| 1080 | 0 |  |  |  |  |  | $parser->evalBinopInteger($node, $left, $right); | 
| 1081 |  |  |  |  |  |  | } | 
| 1082 |  |  |  |  |  |  | elsif ($type_r eq 'TYPE_FLOAT') { | 
| 1083 | 0 |  |  |  |  |  | $parser->evalBinopFloat($node, $left, $right); | 
| 1084 |  |  |  |  |  |  | } | 
| 1085 |  |  |  |  |  |  | } | 
| 1086 |  |  |  |  |  |  | } | 
| 1087 |  |  |  |  |  |  | elsif (   $left->{OpCode}->isa('LoadConst') ) { | 
| 1088 | 0 |  |  |  |  |  | my $type = $left->{OpCode}->{TypeDef}; | 
| 1089 | 0 | 0 |  |  |  |  | if    ($type eq 'TYPE_INTEGER') { | 
| 1090 | 0 |  |  |  |  |  | $parser->optIdtLeftInteger($node, $left, $right); | 
| 1091 |  |  |  |  |  |  | } | 
| 1092 |  |  |  |  |  |  | } | 
| 1093 |  |  |  |  |  |  | elsif (   $right->{OpCode}->isa('LoadConst') ) { | 
| 1094 | 0 |  |  |  |  |  | my $type = $right->{OpCode}->{TypeDef}; | 
| 1095 | 0 | 0 |  |  |  |  | if    ($type eq 'TYPE_INTEGER') { | 
|  |  | 0 |  |  |  |  |  | 
| 1096 | 0 |  |  |  |  |  | $parser->optIdtRightInteger($node, $left, $right); | 
| 1097 |  |  |  |  |  |  | } | 
| 1098 |  |  |  |  |  |  | elsif ($type eq 'TYPE_FLOAT') { | 
| 1099 | 0 |  |  |  |  |  | $parser->optIdtRightFloat($node, $left, $right); | 
| 1100 |  |  |  |  |  |  | } | 
| 1101 |  |  |  |  |  |  | } | 
| 1102 |  |  |  |  |  |  | } | 
| 1103 |  |  |  |  |  |  | elsif ($opcode->isa('AddAsg')) { | 
| 1104 | 0 |  |  |  |  |  | my $prev = $node->getPrevActive(); | 
| 1105 | 0 | 0 |  |  |  |  | croak "INTERNAL ERROR optEvalExpr\n" | 
| 1106 |  |  |  |  |  |  | unless (defined $prev); | 
| 1107 | 0 | 0 |  |  |  |  | if ($prev->{OpCode}->isa('LoadConst')) { | 
| 1108 | 0 | 0 | 0 |  |  |  | if (       $prev->{OpCode}->{TypeDef} eq 'TYPE_INTEGER' | 
| 1109 |  |  |  |  |  |  | or $prev->{OpCode}->{TypeDef} eq 'TYPE_FLOAT' )  { | 
| 1110 | 0 |  |  |  |  |  | _optAddAsg($node,$prev); | 
| 1111 |  |  |  |  |  |  | } | 
| 1112 |  |  |  |  |  |  | } | 
| 1113 |  |  |  |  |  |  | } | 
| 1114 |  |  |  |  |  |  | elsif ($opcode->isa('SubAsg')) { | 
| 1115 | 0 |  |  |  |  |  | my $prev = $node->getPrevActive(); | 
| 1116 | 0 | 0 |  |  |  |  | croak "INTERNAL ERROR optEvalExpr\n" | 
| 1117 |  |  |  |  |  |  | unless (defined $prev); | 
| 1118 | 0 | 0 |  |  |  |  | if ($prev->{OpCode}->isa('LoadConst')) { | 
| 1119 | 0 | 0 | 0 |  |  |  | if (       $prev->{OpCode}->{TypeDef} eq 'TYPE_INTEGER' | 
| 1120 |  |  |  |  |  |  | or $prev->{OpCode}->{TypeDef} eq 'TYPE_FLOAT' )  { | 
| 1121 | 0 |  |  |  |  |  | _optSubAsg($node, $prev); | 
| 1122 |  |  |  |  |  |  | } | 
| 1123 |  |  |  |  |  |  | } | 
| 1124 |  |  |  |  |  |  | } | 
| 1125 |  |  |  |  |  |  | } | 
| 1126 |  |  |  |  |  |  | } | 
| 1127 |  |  |  |  |  |  | while ($OneMoreExpr); | 
| 1128 | 0 |  |  |  |  |  | return $cnt > 1; | 
| 1129 |  |  |  |  |  |  | } | 
| 1130 |  |  |  |  |  |  |  | 
| 1131 |  |  |  |  |  |  | sub optLoadVarPop { | 
| 1132 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1133 | 0 |  |  |  |  |  | my ($func) = @_; | 
| 1134 |  |  |  |  |  |  |  | 
| 1135 | 0 |  |  |  |  |  | for (my $node = $func->getFirstActive(); defined $node; $node = $node->getNextActive()) { | 
| 1136 | 0 | 0 |  |  |  |  | if ($node->{OpCode}->isa('LoadVar')) { | 
| 1137 | 0 |  |  |  |  |  | my $next = $node->getNextActive(); | 
| 1138 | 0 | 0 |  |  |  |  | if (defined $next) { | 
| 1139 | 0 |  |  |  |  |  | my $opcode = $next->{OpCode}; | 
| 1140 | 0 | 0 | 0 |  |  |  | if       ($opcode->isa('Pop')) { | 
|  |  | 0 |  |  |  |  |  | 
| 1141 | 0 |  |  |  |  |  | $node->del(); | 
| 1142 | 0 |  |  |  |  |  | $next->del(); | 
| 1143 |  |  |  |  |  |  | } | 
| 1144 |  |  |  |  |  |  | elsif ( $opcode->isa('IncrVar') or $opcode->isa('DecrVar') ) { | 
| 1145 | 0 |  |  |  |  |  | $next = $next->getNextActive(); | 
| 1146 | 0 | 0 |  |  |  |  | if (defined $next) { | 
| 1147 | 0 | 0 |  |  |  |  | if ($next->{OpCode}->isa('Pop')) { | 
| 1148 | 0 |  |  |  |  |  | $node->del(); | 
| 1149 | 0 |  |  |  |  |  | $next->del(); | 
| 1150 |  |  |  |  |  |  | } | 
| 1151 |  |  |  |  |  |  | } | 
| 1152 |  |  |  |  |  |  | } | 
| 1153 |  |  |  |  |  |  | } | 
| 1154 |  |  |  |  |  |  | } | 
| 1155 |  |  |  |  |  |  | } | 
| 1156 | 0 |  |  |  |  |  | return; | 
| 1157 |  |  |  |  |  |  | } | 
| 1158 |  |  |  |  |  |  |  | 
| 1159 |  |  |  |  |  |  | sub optTobool { | 
| 1160 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1161 | 0 |  |  |  |  |  | my ($func) = @_; | 
| 1162 |  |  |  |  |  |  |  | 
| 1163 | 0 |  |  |  |  |  | for (my $node = $func->getFirstActive(); defined $node; $node = $node->getNextActive()) { | 
| 1164 | 0 | 0 |  |  |  |  | if ($node->{OpCode}->isa('ToBool')) { | 
| 1165 | 0 |  |  |  |  |  | my $next = $node->getNextActive(); | 
| 1166 | 0 | 0 |  |  |  |  | if (defined $next) { | 
| 1167 | 0 |  |  |  |  |  | my $opcode = $next->{OpCode}; | 
| 1168 | 0 | 0 | 0 |  |  |  | if (       $opcode->isa('FalseJump') | 
|  |  |  | 0 |  |  |  |  | 
|  |  |  | 0 |  |  |  |  | 
|  |  |  | 0 |  |  |  |  | 
|  |  |  | 0 |  |  |  |  | 
| 1169 |  |  |  |  |  |  | or $opcode->isa('ScAnd') | 
| 1170 |  |  |  |  |  |  | or $opcode->isa('ScOr') | 
| 1171 |  |  |  |  |  |  | or $opcode->isa('ToBool') | 
| 1172 |  |  |  |  |  |  | or ($opcode->isa('UnaryOp') and $opcode->{Operator} eq '!') ) { | 
| 1173 | 0 |  |  |  |  |  | $node->del(); | 
| 1174 |  |  |  |  |  |  | } | 
| 1175 |  |  |  |  |  |  | } | 
| 1176 |  |  |  |  |  |  | } | 
| 1177 |  |  |  |  |  |  | } | 
| 1178 | 0 |  |  |  |  |  | return; | 
| 1179 |  |  |  |  |  |  | } | 
| 1180 |  |  |  |  |  |  |  | 
| 1181 |  |  |  |  |  |  | sub optUnopNot { | 
| 1182 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1183 | 0 |  |  |  |  |  | my ($func) = @_; | 
| 1184 |  |  |  |  |  |  |  | 
| 1185 | 0 |  |  |  |  |  | for (my $node = $func->getLastActive(); defined $node; $node = $node->getPrevActive()) { | 
| 1186 | 0 | 0 | 0 |  |  |  | if ( $node->{OpCode}->isa('UnaryOp') | 
| 1187 |  |  |  |  |  |  | and $node->{OpCode}->{Operator} eq '!' ) { | 
| 1188 | 0 |  |  |  |  |  | my $prev = $node->getPrevActive(); | 
| 1189 | 0 | 0 |  |  |  |  | croak "INTERNAL ERROR optUnopNot\n" | 
| 1190 |  |  |  |  |  |  | unless (defined $prev); | 
| 1191 | 0 |  |  |  |  |  | my $opcode = $prev->{OpCode}; | 
| 1192 | 0 | 0 |  |  |  |  | if    ($opcode->isa('BinaryOp')) { | 
|  |  | 0 |  |  |  |  |  | 
| 1193 | 0 | 0 |  |  |  |  | if    ($opcode->{Operator} eq '<') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 1194 | 0 |  |  |  |  |  | $opcode->{Operator} = '>='; | 
| 1195 | 0 |  |  |  |  |  | $node->del(); | 
| 1196 | 0 |  |  |  |  |  | $OneMoreTime = 1; | 
| 1197 |  |  |  |  |  |  | } | 
| 1198 |  |  |  |  |  |  | elsif ($opcode->{Operator} eq '>') { | 
| 1199 | 0 |  |  |  |  |  | $opcode->{Operator} = '<='; | 
| 1200 | 0 |  |  |  |  |  | $node->del(); | 
| 1201 | 0 |  |  |  |  |  | $OneMoreTime = 1; | 
| 1202 |  |  |  |  |  |  | } | 
| 1203 |  |  |  |  |  |  | elsif ($opcode->{Operator} eq '<=') { | 
| 1204 | 0 |  |  |  |  |  | $opcode->{Operator} = '>'; | 
| 1205 | 0 |  |  |  |  |  | $node->del(); | 
| 1206 | 0 |  |  |  |  |  | $OneMoreTime = 1; | 
| 1207 |  |  |  |  |  |  | } | 
| 1208 |  |  |  |  |  |  | elsif ($opcode->{Operator} eq '>=') { | 
| 1209 | 0 |  |  |  |  |  | $opcode->{Operator} = '<'; | 
| 1210 | 0 |  |  |  |  |  | $node->del(); | 
| 1211 | 0 |  |  |  |  |  | $OneMoreTime = 1; | 
| 1212 |  |  |  |  |  |  | } | 
| 1213 |  |  |  |  |  |  | elsif ($opcode->{Operator} eq '==') { | 
| 1214 | 0 |  |  |  |  |  | $opcode->{Operator} = '!='; | 
| 1215 | 0 |  |  |  |  |  | $node->del(); | 
| 1216 | 0 |  |  |  |  |  | $OneMoreTime = 1; | 
| 1217 |  |  |  |  |  |  | } | 
| 1218 |  |  |  |  |  |  | elsif ($opcode->{Operator} eq '!=') { | 
| 1219 | 0 |  |  |  |  |  | $opcode->{Operator} = '=='; | 
| 1220 | 0 |  |  |  |  |  | $node->del(); | 
| 1221 | 0 |  |  |  |  |  | $OneMoreTime = 1; | 
| 1222 |  |  |  |  |  |  | } | 
| 1223 |  |  |  |  |  |  | } | 
| 1224 |  |  |  |  |  |  | elsif ($opcode->isa('UnaryOp')) { | 
| 1225 | 0 | 0 |  |  |  |  | if    ($opcode->{Operator} eq '!') { | 
| 1226 | 0 |  |  |  |  |  | bless($prev->{Opcode}, 'ToBool'); | 
| 1227 | 0 |  |  |  |  |  | $node->del(); | 
| 1228 | 0 |  |  |  |  |  | $OneMoreTime = 1; | 
| 1229 |  |  |  |  |  |  | } | 
| 1230 |  |  |  |  |  |  | } | 
| 1231 |  |  |  |  |  |  | } | 
| 1232 |  |  |  |  |  |  | } | 
| 1233 | 0 |  |  |  |  |  | return; | 
| 1234 |  |  |  |  |  |  | } | 
| 1235 |  |  |  |  |  |  |  | 
| 1236 |  |  |  |  |  |  | sub optLabel { | 
| 1237 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1238 | 0 |  |  |  |  |  | my ($func) = @_; | 
| 1239 |  |  |  |  |  |  |  | 
| 1240 | 0 |  |  |  |  |  | for (my $node = $func->getFirstActive(); defined $node; $node = $node->getNextActive()) { | 
| 1241 | 0 | 0 |  |  |  |  | if ($node->{OpCode}->isa('Label')) { | 
| 1242 | 0 | 0 |  |  |  |  | if ($node->{OpCode}->{Definition}->{NbUse} == 0) { | 
| 1243 | 0 |  |  |  |  |  | $node->del(); | 
| 1244 | 0 |  |  |  |  |  | $OneMoreTime = 1; | 
| 1245 |  |  |  |  |  |  | } | 
| 1246 |  |  |  |  |  |  | } | 
| 1247 |  |  |  |  |  |  | } | 
| 1248 | 0 |  |  |  |  |  | return; | 
| 1249 |  |  |  |  |  |  | } | 
| 1250 |  |  |  |  |  |  |  | 
| 1251 |  |  |  |  |  |  | sub optTestJump { | 
| 1252 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1253 | 0 |  |  |  |  |  | my ($func) = @_; | 
| 1254 |  |  |  |  |  |  |  | 
| 1255 | 0 |  |  |  |  |  | for (my $node = $func->getFirstActive(); defined $node; $node = $node->getNextActive()) { | 
| 1256 | 0 | 0 |  |  |  |  | if ($node->{OpCode}->isa('FalseJump')) { | 
| 1257 | 0 |  |  |  |  |  | my $prev = $node->getPrevActive(); | 
| 1258 | 0 | 0 | 0 |  |  |  | if (defined $prev and $prev->{OpCode}->isa('LoadConst')) { | 
| 1259 | 0 | 0 |  |  |  |  | if ($prev->{OpCode}->{Value}) { | 
| 1260 | 0 |  |  |  |  |  | $parser->optInfo($node, "Condition always TRUE.\n"); | 
| 1261 | 0 |  |  |  |  |  | $node->del(); | 
| 1262 | 0 |  |  |  |  |  | $prev->del(); | 
| 1263 | 0 |  |  |  |  |  | $node->{OpCode}->{Definition}->{NbUse} --; | 
| 1264 |  |  |  |  |  |  | } | 
| 1265 |  |  |  |  |  |  | else { | 
| 1266 | 0 |  |  |  |  |  | $parser->optInfo($node, "Condition always FALSE.\n"); | 
| 1267 | 0 |  |  |  |  |  | bless($node->{OpCode}, 'Jump'); | 
| 1268 | 0 |  |  |  |  |  | $prev->del();   # OK | 
| 1269 |  |  |  |  |  |  | } | 
| 1270 | 0 |  |  |  |  |  | $OneMoreTime = 1; | 
| 1271 |  |  |  |  |  |  | } | 
| 1272 |  |  |  |  |  |  | } | 
| 1273 |  |  |  |  |  |  | } | 
| 1274 | 0 |  |  |  |  |  | return; | 
| 1275 |  |  |  |  |  |  | } | 
| 1276 |  |  |  |  |  |  |  | 
| 1277 |  |  |  |  |  |  | sub optReJump { | 
| 1278 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1279 | 0 |  |  |  |  |  | my ($func) = @_; | 
| 1280 |  |  |  |  |  |  |  | 
| 1281 | 0 |  |  |  |  |  | for (my $node = $func->getFirstActive(); defined $node; $node = $node->getNextActive()) { | 
| 1282 | 0 |  |  |  |  |  | my $opcode = $node->{OpCode}; | 
| 1283 | 0 | 0 | 0 |  |  |  | if ($opcode->isa('Jump') or $opcode->isa('FalseJump')) { | 
| 1284 | 0 |  |  |  |  |  | my $label1 = $opcode->{Definition}; | 
| 1285 | 0 |  |  |  |  |  | my $dest = $label1->{Node}->getNextActive(); | 
| 1286 | 0 | 0 | 0 |  |  |  | if (defined $dest and $dest->{OpCode}->isa('Jump')) { | 
| 1287 | 0 |  |  |  |  |  | my $label2 = $dest->{OpCode}->{Definition}; | 
| 1288 | 0 |  |  |  |  |  | $opcode->{Definition} = $label2; | 
| 1289 | 0 |  |  |  |  |  | $label1->{NbUse} --; | 
| 1290 | 0 |  |  |  |  |  | $label2->{NbUse} ++; | 
| 1291 |  |  |  |  |  |  | } | 
| 1292 |  |  |  |  |  |  | } | 
| 1293 |  |  |  |  |  |  | } | 
| 1294 | 0 |  |  |  |  |  | return; | 
| 1295 |  |  |  |  |  |  | } | 
| 1296 |  |  |  |  |  |  |  | 
| 1297 |  |  |  |  |  |  | sub optFalseJumpJump { | 
| 1298 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1299 | 0 |  |  |  |  |  | my ($func) = @_; | 
| 1300 |  |  |  |  |  |  |  | 
| 1301 | 0 |  |  |  |  |  | for (my $node = $func->getFirstActive(); defined $node; $node = $node->getNextActive()) { | 
| 1302 | 0 | 0 |  |  |  |  | if ($node->{OpCode}->isa('FalseJump')) { | 
| 1303 | 0 |  |  |  |  |  | my $next = $node->getNextActive(); | 
| 1304 | 0 | 0 | 0 |  |  |  | if (defined $next and $next->{OpCode}->isa('Jump')) { | 
| 1305 | 0 |  |  |  |  |  | my $next2 = $next->getNextActive(); | 
| 1306 | 0 | 0 | 0 |  |  |  | if (        defined $next2 | 
|  |  |  | 0 |  |  |  |  | 
| 1307 |  |  |  |  |  |  | and $next2->{OpCode}->isa('Label') | 
| 1308 |  |  |  |  |  |  | and $node->{OpCode}->{Definition} == $next2->{OpCode}->{Definition} ) { | 
| 1309 | 0 |  |  |  |  |  | $node->{OpCode}->{Definition}->{NbUse} --; | 
| 1310 | 0 |  |  |  |  |  | bless($node->{OpCode}, 'UnaryOp'); | 
| 1311 | 0 |  |  |  |  |  | $node->{OpCode}->{Operator} = '!'; | 
| 1312 | 0 |  |  |  |  |  | bless($next->{OpCode}, 'FalseJump'); | 
| 1313 | 0 |  |  |  |  |  | $parser->optDebug($node, "reverse FalseJump.\n"); | 
| 1314 |  |  |  |  |  |  | } | 
| 1315 |  |  |  |  |  |  | } | 
| 1316 |  |  |  |  |  |  | } | 
| 1317 |  |  |  |  |  |  | } | 
| 1318 | 0 |  |  |  |  |  | return; | 
| 1319 |  |  |  |  |  |  | } | 
| 1320 |  |  |  |  |  |  |  | 
| 1321 |  |  |  |  |  |  | sub optNullJump { | 
| 1322 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1323 | 0 |  |  |  |  |  | my ($func) = @_; | 
| 1324 |  |  |  |  |  |  |  | 
| 1325 | 0 |  |  |  |  |  | for (my $node = $func->getFirstActive(); defined $node; $node = $node->getNextActive()) { | 
| 1326 | 0 |  |  |  |  |  | my $opcode = $node->{OpCode}; | 
| 1327 | 0 | 0 | 0 |  |  |  | if ($opcode->isa('Jump') or $opcode->isa('FalseJump')) { | 
| 1328 | 0 |  |  |  |  |  | my $label = $opcode->{Definition}; | 
| 1329 | 0 |  |  |  |  |  | my $next = $node->getNextActive(); | 
| 1330 | 0 | 0 | 0 |  |  |  | if (        defined $next | 
|  |  |  | 0 |  |  |  |  | 
| 1331 |  |  |  |  |  |  | and $next->{OpCode}->isa('Label') | 
| 1332 |  |  |  |  |  |  | and $label == $next->{OpCode}->{Definition} ) { | 
| 1333 | 0 | 0 |  |  |  |  | if ($opcode->isa('Jump')) { | 
| 1334 | 0 |  |  |  |  |  | $node->del(); | 
| 1335 | 0 |  |  |  |  |  | $parser->optDebug($node, "null Jump.\n"); | 
| 1336 |  |  |  |  |  |  | } | 
| 1337 |  |  |  |  |  |  | else {  # FalseJump | 
| 1338 | 0 |  |  |  |  |  | bless($node->{OpCode}, 'Pop'); | 
| 1339 | 0 |  |  |  |  |  | $OneMoreTime = 1; | 
| 1340 | 0 |  |  |  |  |  | $parser->optDebug($node, "null FalseJump.\n"); | 
| 1341 |  |  |  |  |  |  | } | 
| 1342 |  |  |  |  |  |  | } | 
| 1343 |  |  |  |  |  |  | } | 
| 1344 |  |  |  |  |  |  | } | 
| 1345 | 0 |  |  |  |  |  | return; | 
| 1346 |  |  |  |  |  |  | } | 
| 1347 |  |  |  |  |  |  |  | 
| 1348 |  |  |  |  |  |  | sub killVar { | 
| 1349 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1350 | 0 |  |  |  |  |  | my ($func, $def) = @_; | 
| 1351 |  |  |  |  |  |  |  | 
| 1352 | 0 |  |  |  |  |  | for (my $node = $func->getFirstActive(); defined $node; $node = $node->getNextActive()) { | 
| 1353 | 0 |  |  |  |  |  | my $opcode = $node->{OpCode}; | 
| 1354 | 0 | 0 | 0 |  |  |  | if    ( $opcode->isa('StoreVar') | 
|  |  | 0 | 0 |  |  |  |  | 
|  |  |  | 0 |  |  |  |  | 
| 1355 |  |  |  |  |  |  | or $opcode->isa('AddAsg') | 
| 1356 |  |  |  |  |  |  | or $opcode->isa('SubAsg') ) { | 
| 1357 | 0 |  |  |  |  |  | my $expr = $node->getPrevActive(); | 
| 1358 | 0 | 0 |  |  |  |  | croak "INTERNAL ERROR killVar\n" | 
| 1359 |  |  |  |  |  |  | unless (defined $expr); | 
| 1360 | 0 |  |  |  |  |  | $expr->insert(new Pop($parser)); | 
| 1361 | 0 |  |  |  |  |  | $node->del(); | 
| 1362 |  |  |  |  |  |  | } | 
| 1363 |  |  |  |  |  |  | elsif ( $opcode->isa('IncrVar') | 
| 1364 |  |  |  |  |  |  | or $opcode->isa('DecrVar') ) { | 
| 1365 | 0 | 0 |  |  |  |  | if ($def == $node->{OpCode}->{Definition}) { | 
| 1366 | 0 |  |  |  |  |  | $node->del(); | 
| 1367 |  |  |  |  |  |  | } | 
| 1368 |  |  |  |  |  |  | } | 
| 1369 |  |  |  |  |  |  | } | 
| 1370 | 0 |  |  |  |  |  | return; | 
| 1371 |  |  |  |  |  |  | } | 
| 1372 |  |  |  |  |  |  |  | 
| 1373 |  |  |  |  |  |  | sub killDeadExpr { | 
| 1374 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1375 | 0 |  |  |  |  |  | my ($func) = @_; | 
| 1376 |  |  |  |  |  |  |  | 
| 1377 | 0 |  |  |  |  |  | for (my $node = $func->getLastActive(); defined $node; $node = $node->getPrevActive()) { | 
| 1378 | 0 | 0 |  |  |  |  | if ($node->{OpCode}->isa('Pop')) { | 
| 1379 | 0 |  |  |  |  |  | my $prev = $node->getPrevActive(); | 
| 1380 | 0 | 0 |  |  |  |  | croak "INTERNAL ERROR killDeadExpr\n" | 
| 1381 |  |  |  |  |  |  | unless (defined $prev); | 
| 1382 | 0 |  |  |  |  |  | my $opcode =$prev->{OpCode}; | 
| 1383 | 0 | 0 |  |  |  |  | if    ($opcode->isa('LoadConst')) { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 1384 | 0 |  |  |  |  |  | $prev->del(); | 
| 1385 | 0 |  |  |  |  |  | $node->del(); | 
| 1386 | 0 |  |  |  |  |  | $parser->optDebug($node, "del LOAD_CONST.\n"); | 
| 1387 |  |  |  |  |  |  | } | 
| 1388 |  |  |  |  |  |  | elsif ($opcode->isa('LoadVar')) { | 
| 1389 | 0 |  |  |  |  |  | $prev->del(); | 
| 1390 | 0 |  |  |  |  |  | $node->del(); | 
| 1391 | 0 |  |  |  |  |  | $OneMoreTime = 1; | 
| 1392 | 0 |  |  |  |  |  | $parser->optDebug($node, "del LOAD_VAR.\n"); | 
| 1393 |  |  |  |  |  |  | } | 
| 1394 |  |  |  |  |  |  | elsif ($opcode->isa('UnaryOp')) { | 
| 1395 | 0 |  |  |  |  |  | my $expr = $prev->getPrevActive(); | 
| 1396 | 0 | 0 |  |  |  |  | croak "INTERNAL ERROR killDeadExpr (expr)\n" | 
| 1397 |  |  |  |  |  |  | unless (defined $expr); | 
| 1398 | 0 |  |  |  |  |  | $expr->insert(new Pop($parser)); | 
| 1399 | 0 |  |  |  |  |  | $prev->del(); | 
| 1400 | 0 |  |  |  |  |  | $node->del(); | 
| 1401 | 0 |  |  |  |  |  | $parser->optDebug($node, "del UNOP.\n"); | 
| 1402 |  |  |  |  |  |  | } | 
| 1403 |  |  |  |  |  |  | elsif ($opcode->isa('BinaryOp')) { | 
| 1404 | 0 |  |  |  |  |  | my $left = $prev->{OpCode}->{Left}; | 
| 1405 | 0 |  |  |  |  |  | my $right = $prev->getPrevActive(); | 
| 1406 | 0 | 0 |  |  |  |  | croak "INTERNAL ERROR killDeadExpr (right)\n" | 
| 1407 |  |  |  |  |  |  | unless (defined $right); | 
| 1408 | 0 | 0 |  |  |  |  | croak "INTERNAL ERROR killDeadExpr (left)\n" | 
| 1409 |  |  |  |  |  |  | unless (defined $left); | 
| 1410 | 0 |  |  |  |  |  | $left->insert(new Pop($parser)); | 
| 1411 | 0 |  |  |  |  |  | $right->insert(new Pop($parser)); | 
| 1412 | 0 |  |  |  |  |  | $prev->del(); | 
| 1413 | 0 |  |  |  |  |  | $node->del(); | 
| 1414 | 0 |  |  |  |  |  | $parser->optDebug($node, "del BINOP.\n"); | 
| 1415 |  |  |  |  |  |  | } | 
| 1416 |  |  |  |  |  |  | } | 
| 1417 |  |  |  |  |  |  | } | 
| 1418 | 0 |  |  |  |  |  | return; | 
| 1419 |  |  |  |  |  |  | } | 
| 1420 |  |  |  |  |  |  |  | 
| 1421 |  |  |  |  |  |  | sub killDeadCode { | 
| 1422 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1423 | 0 |  |  |  |  |  | my ($func) = @_; | 
| 1424 |  |  |  |  |  |  |  | 
| 1425 | 0 |  |  |  |  |  | for (my $node = $func->getFirstActive(); defined $node; $node = $node->getNextActive()) { | 
| 1426 | 0 | 0 | 0 |  |  |  | if ( $node->{OpCode}->isa('Jump') | 
|  |  |  | 0 |  |  |  |  | 
| 1427 |  |  |  |  |  |  | or $node->{OpCode}->isa('Return') | 
| 1428 |  |  |  |  |  |  | or $node->{OpCode}->isa('ReturnES') ) { | 
| 1429 | 0 |  |  |  |  |  | my $first = 1; | 
| 1430 | 0 |  |  |  |  |  | for (my $next = $node->getNextActive(); defined $next; $next = $next->getNextActive()) { | 
| 1431 | 0 |  |  |  |  |  | my $opcode = $next->{OpCode}; | 
| 1432 | 0 | 0 | 0 |  |  |  | last if ($opcode->isa('Label') and $opcode->{Definition}->{Index} > 0); | 
| 1433 | 0 |  |  |  |  |  | $next->del(); | 
| 1434 | 0 | 0 |  |  |  |  | if ($first) { | 
| 1435 | 0 |  |  |  |  |  | $first = 0; | 
| 1436 | 0 |  |  |  |  |  | $parser->optWarning($next, "Code unreachable.\n"); | 
| 1437 |  |  |  |  |  |  | } | 
| 1438 |  |  |  |  |  |  | } | 
| 1439 |  |  |  |  |  |  | } | 
| 1440 |  |  |  |  |  |  | } | 
| 1441 | 0 |  |  |  |  |  | return; | 
| 1442 |  |  |  |  |  |  | } | 
| 1443 |  |  |  |  |  |  |  | 
| 1444 |  |  |  |  |  |  | sub convVar2Const { | 
| 1445 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1446 | 0 |  |  |  |  |  | my ($func, $def, $name, $cst) = @_; | 
| 1447 |  |  |  |  |  |  |  | 
| 1448 | 0 |  |  |  |  |  | for (my $node = $func->getFirstActive(); defined $node; $node = $node->getNextActive()) { | 
| 1449 | 0 |  |  |  |  |  | my $opcode = $node->{OpCode}; | 
| 1450 | 0 | 0 | 0 |  |  |  | if ($opcode->isa('LoadVar') and $def == $opcode->{Definition}) { | 
| 1451 | 0 |  |  |  |  |  | $parser->optInfo($node, "Implemented by a constant - $name.\n"); | 
| 1452 | 0 |  |  |  |  |  | bless($node->{OpCode}, 'LoadConst'); | 
| 1453 | 0 |  |  |  |  |  | $opcode->{Value} = $cst->{Value}; | 
| 1454 | 0 |  |  |  |  |  | $opcode->{TypeDef} = $cst->{TypeDef}; | 
| 1455 |  |  |  |  |  |  | } | 
| 1456 |  |  |  |  |  |  | } | 
| 1457 | 0 |  |  |  |  |  | return; | 
| 1458 |  |  |  |  |  |  | } | 
| 1459 |  |  |  |  |  |  |  | 
| 1460 |  |  |  |  |  |  | sub optVar { | 
| 1461 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1462 | 0 |  |  |  |  |  | my ($func) = @_; | 
| 1463 |  |  |  |  |  |  |  | 
| 1464 | 0 |  |  |  |  |  | for (my $node = $func->getFirstActive(); defined $node; $node = $node->getNextActive()) { | 
| 1465 | 0 |  |  |  |  |  | my $opcode = $node->{OpCode}; | 
| 1466 | 0 | 0 | 0 |  |  |  | if ( $opcode->isa('Argument') | 
|  |  |  | 0 |  |  |  |  | 
|  |  |  | 0 |  |  |  |  | 
|  |  |  | 0 |  |  |  |  | 
|  |  |  | 0 |  |  |  |  | 
|  |  |  | 0 |  |  |  |  | 
| 1467 |  |  |  |  |  |  | or $opcode->isa('LoadVar') | 
| 1468 |  |  |  |  |  |  | or $opcode->isa('StoreVar') | 
| 1469 |  |  |  |  |  |  | or $opcode->isa('IncrVar') | 
| 1470 |  |  |  |  |  |  | or $opcode->isa('DecrVar') | 
| 1471 |  |  |  |  |  |  | or $opcode->isa('AddAsg') | 
| 1472 |  |  |  |  |  |  | or $opcode->isa('SubAsg') ) { | 
| 1473 | 0 |  |  |  |  |  | $opcode->{Definition}->{Index} = 0;     # clear flag | 
| 1474 |  |  |  |  |  |  | } | 
| 1475 |  |  |  |  |  |  | } | 
| 1476 | 0 |  |  |  |  |  | for (my $node = $func->getFirstActive(); defined $node; $node = $node->getNextActive()) { | 
| 1477 | 0 |  |  |  |  |  | my $opcode = $node->{OpCode}; | 
| 1478 | 0 | 0 | 0 |  |  |  | if ( $opcode->isa('Argument') | 
|  |  |  | 0 |  |  |  |  | 
|  |  |  | 0 |  |  |  |  | 
|  |  |  | 0 |  |  |  |  | 
|  |  |  | 0 |  |  |  |  | 
|  |  |  | 0 |  |  |  |  | 
| 1479 |  |  |  |  |  |  | or $opcode->isa('LoadVar') | 
| 1480 |  |  |  |  |  |  | or $opcode->isa('StoreVar') | 
| 1481 |  |  |  |  |  |  | or $opcode->isa('IncrVar') | 
| 1482 |  |  |  |  |  |  | or $opcode->isa('DecrVar') | 
| 1483 |  |  |  |  |  |  | or $opcode->isa('AddAsg') | 
| 1484 |  |  |  |  |  |  | or $opcode->isa('SubAsg') ) { | 
| 1485 | 0 |  |  |  |  |  | my $def = $opcode->{Definition}; | 
| 1486 | 0 | 0 | 0 |  |  |  | if ($def->{Index} == 0 and $def->{NbUse} != 0) { | 
| 1487 | 0 |  |  |  |  |  | my $load = undef; | 
| 1488 | 0 |  |  |  |  |  | my $store = undef; | 
| 1489 | 0 |  |  |  |  |  | my $nb_load = 0; | 
| 1490 | 0 |  |  |  |  |  | my $nb_store = 0; | 
| 1491 | 0 |  |  |  |  |  | my $nb_modif = 0; | 
| 1492 | 0 |  |  |  |  |  | my $name = $def->{Symbol}; | 
| 1493 | 0 |  |  |  |  |  | $def->{Index} = 1;      # set flag | 
| 1494 | 0 |  |  |  |  |  | for (my $next = $node; defined $next; $next = $next->getNextActive()) { | 
| 1495 | 0 | 0 | 0 |  |  |  | if      ($next->{OpCode}->isa('LoadVar')) { | 
|  |  | 0 | 0 |  |  |  |  | 
|  |  | 0 | 0 |  |  |  |  | 
| 1496 | 0 | 0 |  |  |  |  | if ($def == $next->{OpCode}->{Definition}) { | 
| 1497 | 0 |  |  |  |  |  | $nb_load ++; | 
| 1498 | 0 |  |  |  |  |  | $load = $next; | 
| 1499 |  |  |  |  |  |  | } | 
| 1500 |  |  |  |  |  |  | } | 
| 1501 |  |  |  |  |  |  | elsif   ($next->{OpCode}->isa('StoreVar')) { | 
| 1502 | 0 | 0 |  |  |  |  | if ($def == $next->{OpCode}->{Definition}) { | 
| 1503 | 0 |  |  |  |  |  | $nb_store ++; | 
| 1504 | 0 |  |  |  |  |  | $store = $next; | 
| 1505 |  |  |  |  |  |  | } | 
| 1506 |  |  |  |  |  |  | } | 
| 1507 |  |  |  |  |  |  | elsif (  $next->{OpCode}->isa('IncrVar') | 
| 1508 |  |  |  |  |  |  | or $next->{OpCode}->isa('DecrVar') | 
| 1509 |  |  |  |  |  |  | or $next->{OpCode}->isa('AddAsg') | 
| 1510 |  |  |  |  |  |  | or $next->{OpCode}->isa('SubAsg') ) { | 
| 1511 | 0 | 0 |  |  |  |  | if ($def == $next->{OpCode}->{Definition}) { | 
| 1512 | 0 |  |  |  |  |  | $nb_modif ++; | 
| 1513 |  |  |  |  |  |  | } | 
| 1514 |  |  |  |  |  |  | } | 
| 1515 |  |  |  |  |  |  | } | 
| 1516 |  |  |  |  |  |  | #               print "var:",$name," nb_load:",$nb_load," nb_store:",$nb_store," nb_modif:",$nb_modif,"\n"; | 
| 1517 | 0 | 0 | 0 |  |  |  | if ($nb_load == 0) { | 
|  |  | 0 | 0 |  |  |  |  | 
| 1518 | 0 |  |  |  |  |  | $parser->optWarning($node, "Unaccessed variable - $name.\n"); | 
| 1519 | 0 |  |  |  |  |  | $parser->killVar($node, $def); | 
| 1520 |  |  |  |  |  |  | } | 
| 1521 |  |  |  |  |  |  | elsif ( ! $opcode->isa('Argument') and $nb_modif == 0 and $nb_store == 1) { | 
| 1522 | 0 |  |  |  |  |  | my $prev = $store->getPrevActive(); | 
| 1523 | 0 | 0 | 0 |  |  |  | if ($prev->{OpCode}->isa('LoadConst')) { | 
|  |  | 0 |  |  |  |  |  | 
| 1524 | 0 |  |  |  |  |  | $parser->convVar2Const($node, $def, $name, $prev->{OpCode}); | 
| 1525 | 0 |  |  |  |  |  | $store->del(); | 
| 1526 | 0 |  |  |  |  |  | $prev->del(); | 
| 1527 |  |  |  |  |  |  | } | 
| 1528 |  |  |  |  |  |  | elsif ($nb_load == 1 and $store->getNextActive() == $load) { | 
| 1529 | 0 |  |  |  |  |  | $store->del(); | 
| 1530 | 0 |  |  |  |  |  | $load->del(); | 
| 1531 | 0 |  |  |  |  |  | $parser->optDebug($load, "store/load deleted - $name.\n"); | 
| 1532 |  |  |  |  |  |  | } | 
| 1533 |  |  |  |  |  |  | } | 
| 1534 |  |  |  |  |  |  | } | 
| 1535 |  |  |  |  |  |  | } | 
| 1536 |  |  |  |  |  |  | } | 
| 1537 | 0 |  |  |  |  |  | return; | 
| 1538 |  |  |  |  |  |  | } | 
| 1539 |  |  |  |  |  |  |  | 
| 1540 |  |  |  |  |  |  | sub Optimize { | 
| 1541 | 0 |  |  | 0 | 0 |  | my $parser = shift; | 
| 1542 | 0 |  |  |  |  |  | my ($OptExpr) = @_; | 
| 1543 |  |  |  |  |  |  | #   my $visitor = new WAP::wmls::printVisitor(); | 
| 1544 |  |  |  |  |  |  |  | 
| 1545 | 0 |  |  |  |  |  | for (my $node = $parser->YYData->{FunctionList}; defined $node; $node = $node->{Next}) { | 
| 1546 | 0 | 0 |  |  |  |  | croak "INTERNAL ERROR in Optimize\n" | 
| 1547 |  |  |  |  |  |  | unless ($node->{OpCode}->isa('Function')); | 
| 1548 | 0 |  |  |  |  |  | my $func = $node->{OpCode}->{Value}; | 
| 1549 | 0 | 0 |  |  |  |  | next unless (defined $func); | 
| 1550 |  |  |  |  |  |  |  | 
| 1551 | 0 |  |  |  |  |  | my $cnt = 0; | 
| 1552 |  |  |  |  |  |  | #       $func->visit($visitor); | 
| 1553 | 0 |  |  |  |  |  | $parser->optLoadVarPop($func); | 
| 1554 | 0 |  |  |  |  |  | do { | 
| 1555 | 0 |  |  |  |  |  | $cnt ++; | 
| 1556 |  |  |  |  |  |  | #           print "optim $cnt\n"; | 
| 1557 | 0 |  |  |  |  |  | $OneMoreTime = 0; | 
| 1558 | 0 |  |  |  |  |  | $parser->optTobool($func); | 
| 1559 | 0 |  |  |  |  |  | $parser->optVar($func); | 
| 1560 | 0 |  |  |  |  |  | $parser->killDeadExpr($func); | 
| 1561 |  |  |  |  |  |  | #           $func->visit($visitor); | 
| 1562 | 0 | 0 |  |  |  |  | if ($OptExpr) { | 
| 1563 | 0 | 0 |  |  |  |  | if ($parser->optEvalExpr($func)) { | 
| 1564 | 0 |  |  |  |  |  | $OneMoreTime = 1; | 
| 1565 |  |  |  |  |  |  | } | 
| 1566 |  |  |  |  |  |  | } | 
| 1567 |  |  |  |  |  |  | #           $func->visit($visitor); | 
| 1568 | 0 |  |  |  |  |  | $parser->optTestJump($func); | 
| 1569 | 0 |  |  |  |  |  | $parser->optReJump($func); | 
| 1570 | 0 |  |  |  |  |  | $parser->killDeadCode($func); | 
| 1571 | 0 |  |  |  |  |  | $parser->optFalseJumpJump($func); | 
| 1572 | 0 |  |  |  |  |  | $parser->optNullJump($func); | 
| 1573 | 0 |  |  |  |  |  | $parser->optLabel($func); | 
| 1574 | 0 |  |  |  |  |  | $parser->optUnopNot($func); | 
| 1575 |  |  |  |  |  |  | #           $func->visit($visitor); | 
| 1576 |  |  |  |  |  |  | } | 
| 1577 |  |  |  |  |  |  | while ($OneMoreTime); | 
| 1578 |  |  |  |  |  |  | } | 
| 1579 | 0 |  |  |  |  |  | return; | 
| 1580 |  |  |  |  |  |  | } | 
| 1581 |  |  |  |  |  |  |  | 
| 1582 |  |  |  |  |  |  | 1; | 
| 1583 |  |  |  |  |  |  |  |