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1 | /* perly.y |
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2 | * |
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3 | * Copyright (c) 1991-1994, Larry Wall |
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4 | * |
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5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. |
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7 | * |
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8 | */ |
9 | |
10 | /* |
11 | * 'I see,' laughed Strider. 'I look foul and feel fair. Is that it? |
12 | * All that is gold does not glitter, not all those that wander are lost.' |
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13 | */ |
14 | |
15 | %{ |
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16 | #include "EXTERN.h" |
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17 | #include "perl.h" |
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18 | |
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19 | static void |
20 | dep() |
21 | { |
22 | deprecate("\"do\" to call subroutines"); |
23 | } |
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24 | |
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25 | %} |
26 | |
27 | %start prog |
28 | |
29 | %union { |
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30 | I32 ival; |
31 | char *pval; |
32 | OP *opval; |
33 | GV *gvval; |
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34 | } |
35 | |
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36 | %token <ival> '{' ')' |
37 | |
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38 | %token <opval> WORD METHOD FUNCMETH THING PMFUNC PRIVATEREF |
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39 | %token <pval> LABEL |
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40 | %token <ival> FORMAT SUB ANONSUB PACKAGE USE |
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41 | %token <ival> WHILE UNTIL IF UNLESS ELSE ELSIF CONTINUE FOR |
42 | %token <ival> LOOPEX DOTDOT |
43 | %token <ival> FUNC0 FUNC1 FUNC |
44 | %token <ival> RELOP EQOP MULOP ADDOP |
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45 | %token <ival> DOLSHARP DO LOCAL HASHBRACK NOAMP |
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46 | |
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47 | %type <ival> prog decl format remember startsub |
48 | %type <opval> block lineseq line loop cond nexpr else argexpr |
49 | %type <opval> expr term scalar ary hsh arylen star amper sideff |
50 | %type <opval> listexpr listexprcom indirob |
51 | %type <opval> texpr listop method |
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52 | %type <pval> label |
53 | %type <opval> cont |
54 | |
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55 | %left <ival> OROP |
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56 | %left ANDOP |
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57 | %left NOTOP |
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58 | %nonassoc <ival> LSTOP |
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59 | %left ',' |
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60 | %right <ival> ASSIGNOP |
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61 | %right '?' ':' |
62 | %nonassoc DOTDOT |
63 | %left OROR |
64 | %left ANDAND |
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65 | %left <ival> BITOROP |
66 | %left <ival> BITANDOP |
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67 | %nonassoc EQOP |
68 | %nonassoc RELOP |
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69 | %nonassoc <ival> UNIOP |
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70 | %left <ival> SHIFTOP |
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71 | %left ADDOP |
72 | %left MULOP |
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73 | %left <ival> MATCHOP |
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74 | %right '!' '~' UMINUS REFGEN |
75 | %right <ival> POWOP |
76 | %nonassoc PREINC PREDEC POSTINC POSTDEC |
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77 | %left ARROW |
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78 | %left '(' |
79 | |
80 | %% /* RULES */ |
81 | |
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82 | prog : /* NULL */ |
83 | { |
84 | #if defined(YYDEBUG) && defined(DEBUGGING) |
85 | yydebug = (debug & 1); |
86 | #endif |
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87 | expect = XSTATE; |
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88 | } |
89 | /*CONTINUED*/ lineseq |
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90 | { newPROG($2); } |
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91 | ; |
92 | |
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93 | block : '{' remember lineseq '}' |
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94 | { $$ = block_end($1,$2,$3); } |
95 | ; |
96 | |
97 | remember: /* NULL */ /* start a lexical scope */ |
98 | { $$ = block_start(); } |
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99 | ; |
100 | |
101 | lineseq : /* NULL */ |
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102 | { $$ = Nullop; } |
103 | | lineseq decl |
104 | { $$ = $1; } |
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105 | | lineseq line |
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106 | { $$ = append_list(OP_LINESEQ, |
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107 | (LISTOP*)$1, (LISTOP*)$2); |
108 | pad_reset_pending = TRUE; |
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109 | if ($1 && $2) hints |= HINT_BLOCK_SCOPE; } |
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110 | ; |
111 | |
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112 | line : label cond |
113 | { $$ = newSTATEOP(0, $1, $2); } |
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114 | | loop /* loops add their own labels */ |
115 | | label ';' |
116 | { if ($1 != Nullch) { |
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117 | $$ = newSTATEOP(0, $1, newOP(OP_NULL, 0)); |
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118 | } |
119 | else { |
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120 | $$ = Nullop; |
121 | copline = NOLINE; |
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122 | } |
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123 | expect = XSTATE; } |
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124 | | label sideff ';' |
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125 | { $$ = newSTATEOP(0, $1, $2); |
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126 | expect = XSTATE; } |
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127 | ; |
128 | |
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129 | sideff : error |
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130 | { $$ = Nullop; } |
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131 | | expr |
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132 | { $$ = $1; } |
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133 | | expr IF expr |
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134 | { $$ = newLOGOP(OP_AND, 0, $3, $1); } |
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135 | | expr UNLESS expr |
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136 | { $$ = newLOGOP(OP_OR, 0, $3, $1); } |
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137 | | expr WHILE expr |
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138 | { $$ = newLOOPOP(OPf_PARENS, 1, scalar($3), $1); } |
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139 | | expr UNTIL expr |
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140 | { $$ = newLOOPOP(OPf_PARENS, 1, invert(scalar($3)), $1);} |
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141 | ; |
142 | |
143 | else : /* NULL */ |
144 | { $$ = Nullop; } |
145 | | ELSE block |
146 | { $$ = scope($2); } |
147 | | ELSIF '(' expr ')' block else |
148 | { copline = $1; |
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149 | $$ = newSTATEOP(0, 0, |
150 | newCONDOP(0, $3, scope($5), $6)); } |
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151 | ; |
152 | |
153 | cond : IF '(' expr ')' block else |
154 | { copline = $1; |
155 | $$ = newCONDOP(0, $3, scope($5), $6); } |
156 | | UNLESS '(' expr ')' block else |
157 | { copline = $1; |
158 | $$ = newCONDOP(0, |
159 | invert(scalar($3)), scope($5), $6); } |
160 | | IF block block else |
161 | { copline = $1; |
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162 | deprecate("if BLOCK BLOCK"); |
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163 | $$ = newCONDOP(0, scope($2), scope($3), $4); } |
164 | | UNLESS block block else |
165 | { copline = $1; |
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166 | deprecate("unless BLOCK BLOCK"); |
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167 | $$ = newCONDOP(0, invert(scalar(scope($2))), |
168 | scope($3), $4); } |
169 | ; |
170 | |
171 | cont : /* NULL */ |
172 | { $$ = Nullop; } |
173 | | CONTINUE block |
174 | { $$ = scope($2); } |
175 | ; |
176 | |
177 | loop : label WHILE '(' texpr ')' block cont |
178 | { copline = $2; |
179 | $$ = newSTATEOP(0, $1, |
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180 | newWHILEOP(0, 1, (LOOP*)Nullop, |
181 | $4, $6, $7) ); } |
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182 | | label UNTIL '(' expr ')' block cont |
183 | { copline = $2; |
184 | $$ = newSTATEOP(0, $1, |
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185 | newWHILEOP(0, 1, (LOOP*)Nullop, |
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186 | invert(scalar($4)), $6, $7) ); } |
187 | | label WHILE block block cont |
188 | { copline = $2; |
189 | $$ = newSTATEOP(0, $1, |
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190 | newWHILEOP(0, 1, (LOOP*)Nullop, |
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191 | scope($3), $4, $5) ); } |
192 | | label UNTIL block block cont |
193 | { copline = $2; |
194 | $$ = newSTATEOP(0, $1, |
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195 | newWHILEOP(0, 1, (LOOP*)Nullop, |
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196 | invert(scalar(scope($3))), $4, $5)); } |
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197 | | label FOR scalar '(' expr ')' block cont |
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198 | { $$ = newFOROP(0, $1, $2, mod($3, OP_ENTERLOOP), |
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199 | $5, $7, $8); } |
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200 | | label FOR '(' expr ')' block cont |
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201 | { $$ = newFOROP(0, $1, $2, Nullop, $4, $6, $7); } |
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202 | | label FOR '(' nexpr ';' texpr ';' nexpr ')' block |
203 | /* basically fake up an initialize-while lineseq */ |
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204 | { copline = $2; |
205 | $$ = append_elem(OP_LINESEQ, |
206 | newSTATEOP(0, $1, scalar($4)), |
207 | newSTATEOP(0, $1, |
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208 | newWHILEOP(0, 1, (LOOP*)Nullop, |
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209 | scalar($6), $10, scalar($8)) )); } |
210 | | label block cont /* a block is a loop that happens once */ |
211 | { $$ = newSTATEOP(0, |
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212 | $1, newWHILEOP(0, 1, (LOOP*)Nullop, |
213 | Nullop, $2, $3)); } |
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214 | ; |
215 | |
216 | nexpr : /* NULL */ |
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217 | { $$ = Nullop; } |
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218 | | sideff |
219 | ; |
220 | |
221 | texpr : /* NULL means true */ |
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222 | { (void)scan_num("1"); $$ = yylval.opval; } |
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223 | | expr |
224 | ; |
225 | |
226 | label : /* empty */ |
227 | { $$ = Nullch; } |
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228 | | LABEL |
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229 | ; |
230 | |
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231 | decl : format |
232 | { $$ = 0; } |
233 | | subrout |
234 | { $$ = 0; } |
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235 | | package |
236 | { $$ = 0; } |
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237 | | use |
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238 | { $$ = 0; } |
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239 | ; |
240 | |
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241 | format : FORMAT startsub WORD block |
242 | { newFORM($2, $3, $4); } |
243 | | FORMAT startsub block |
244 | { newFORM($2, Nullop, $3); } |
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245 | ; |
246 | |
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247 | subrout : SUB startsub WORD block |
248 | { newSUB($2, $3, $4); } |
249 | | SUB startsub WORD ';' |
250 | { newSUB($2, $3, Nullop); expect = XSTATE; } |
251 | ; |
252 | |
253 | startsub: /* NULL */ /* start a subroutine scope */ |
254 | { $$ = start_subparse(); } |
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255 | ; |
256 | |
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257 | package : PACKAGE WORD ';' |
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258 | { package($2); } |
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259 | | PACKAGE ';' |
260 | { package(Nullop); } |
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261 | ; |
262 | |
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263 | use : USE WORD listexpr ';' |
264 | { utilize($1, $2, $3); } |
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265 | ; |
266 | |
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267 | expr : expr ANDOP expr |
268 | { $$ = newLOGOP(OP_AND, 0, $1, $3); } |
269 | | expr OROP expr |
270 | { $$ = newLOGOP($2, 0, $1, $3); } |
271 | | NOTOP expr |
272 | { $$ = newUNOP(OP_NOT, 0, scalar($2)); } |
273 | | argexpr |
274 | ; |
275 | |
276 | argexpr : argexpr ',' |
277 | { $$ = $1; } |
278 | | argexpr ',' term |
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279 | { $$ = append_elem(OP_LIST, $1, $3); } |
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280 | | term |
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281 | ; |
282 | |
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283 | listop : LSTOP indirob argexpr |
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284 | { $$ = convert($1, OPf_STACKED, |
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285 | prepend_elem(OP_LIST, newGVREF($1,$2), $3) ); } |
286 | | FUNC '(' indirob expr ')' |
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287 | { $$ = convert($1, OPf_STACKED, |
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288 | prepend_elem(OP_LIST, newGVREF($1,$3), $4) ); } |
289 | | term ARROW method '(' listexprcom ')' |
290 | { $$ = convert(OP_ENTERSUB, OPf_STACKED|OPf_SPECIAL, |
291 | append_elem(OP_LIST, |
292 | prepend_elem(OP_LIST, $1, list($5)), |
293 | newUNOP(OP_METHOD, 0, $3))); } |
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294 | | METHOD indirob listexpr |
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295 | { $$ = convert(OP_ENTERSUB, OPf_STACKED|OPf_SPECIAL, |
296 | append_elem(OP_LIST, |
297 | prepend_elem(OP_LIST, $2, list($3)), |
298 | newUNOP(OP_METHOD, 0, $1))); } |
299 | | FUNCMETH indirob '(' listexprcom ')' |
300 | { $$ = convert(OP_ENTERSUB, OPf_STACKED|OPf_SPECIAL, |
301 | append_elem(OP_LIST, |
302 | prepend_elem(OP_LIST, $2, list($4)), |
303 | newUNOP(OP_METHOD, 0, $1))); } |
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304 | | LSTOP listexpr |
305 | { $$ = convert($1, 0, $2); } |
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306 | | FUNC '(' listexprcom ')' |
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307 | { $$ = convert($1, 0, $3); } |
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308 | ; |
309 | |
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310 | method : METHOD |
311 | | scalar |
312 | ; |
313 | |
314 | term : term ASSIGNOP term |
315 | { $$ = newASSIGNOP(OPf_STACKED, $1, $2, $3); } |
316 | | term POWOP term |
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317 | { $$ = newBINOP($2, 0, scalar($1), scalar($3)); } |
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318 | | term MULOP term |
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319 | { if ($2 != OP_REPEAT) |
320 | scalar($1); |
321 | $$ = newBINOP($2, 0, $1, scalar($3)); } |
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322 | | term ADDOP term |
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323 | { $$ = newBINOP($2, 0, scalar($1), scalar($3)); } |
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324 | | term SHIFTOP term |
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325 | { $$ = newBINOP($2, 0, scalar($1), scalar($3)); } |
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326 | | term RELOP term |
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327 | { $$ = newBINOP($2, 0, scalar($1), scalar($3)); } |
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328 | | term EQOP term |
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329 | { $$ = newBINOP($2, 0, scalar($1), scalar($3)); } |
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330 | | term BITANDOP term |
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331 | { $$ = newBINOP($2, 0, scalar($1), scalar($3)); } |
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332 | | term BITOROP term |
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333 | { $$ = newBINOP($2, 0, scalar($1), scalar($3)); } |
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334 | | term DOTDOT term |
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335 | { $$ = newRANGE($2, scalar($1), scalar($3));} |
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336 | | term ANDAND term |
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337 | { $$ = newLOGOP(OP_AND, 0, $1, $3); } |
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338 | | term OROR term |
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339 | { $$ = newLOGOP(OP_OR, 0, $1, $3); } |
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340 | | term '?' term ':' term |
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341 | { $$ = newCONDOP(0, $1, $3, $5); } |
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342 | | term MATCHOP term |
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343 | { $$ = bind_match($2, $1, $3); } |
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344 | |
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345 | | '-' term %prec UMINUS |
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346 | { $$ = newUNOP(OP_NEGATE, 0, scalar($2)); } |
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347 | | '+' term %prec UMINUS |
348 | { $$ = $2; } |
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349 | | '!' term |
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350 | { $$ = newUNOP(OP_NOT, 0, scalar($2)); } |
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351 | | '~' term |
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352 | { $$ = newUNOP(OP_COMPLEMENT, 0, scalar($2));} |
353 | | REFGEN term |
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354 | { $$ = newUNOP(OP_REFGEN, 0, mod($2,OP_REFGEN)); } |
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355 | | term POSTINC |
356 | { $$ = newUNOP(OP_POSTINC, 0, |
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357 | mod(scalar($1), OP_POSTINC)); } |
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358 | | term POSTDEC |
359 | { $$ = newUNOP(OP_POSTDEC, 0, |
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360 | mod(scalar($1), OP_POSTDEC)); } |
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361 | | PREINC term |
362 | { $$ = newUNOP(OP_PREINC, 0, |
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363 | mod(scalar($2), OP_PREINC)); } |
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364 | | PREDEC term |
365 | { $$ = newUNOP(OP_PREDEC, 0, |
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366 | mod(scalar($2), OP_PREDEC)); } |
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367 | | LOCAL term %prec UNIOP |
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368 | { $$ = localize($2,$1); } |
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369 | | '(' expr ')' |
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370 | { $$ = sawparens($2); } |
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371 | | '(' ')' |
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372 | { $$ = sawparens(newNULLLIST()); } |
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373 | | '[' expr ']' %prec '(' |
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374 | { $$ = newANONLIST($2); } |
375 | | '[' ']' %prec '(' |
376 | { $$ = newANONLIST(Nullop); } |
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377 | | HASHBRACK expr ';' '}' %prec '(' |
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378 | { $$ = newANONHASH($2); } |
379 | | HASHBRACK ';' '}' %prec '(' |
380 | { $$ = newANONHASH(Nullop); } |
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381 | | ANONSUB startsub block %prec '(' |
382 | { $$ = newANONSUB($2, $3); } |
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383 | | scalar %prec '(' |
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384 | { $$ = $1; } |
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385 | | star %prec '(' |
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386 | { $$ = $1; } |
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387 | | scalar '[' expr ']' %prec '(' |
388 | { $$ = newBINOP(OP_AELEM, 0, oopsAV($1), scalar($3)); } |
389 | | term ARROW '[' expr ']' %prec '(' |
390 | { $$ = newBINOP(OP_AELEM, 0, |
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391 | ref(newAVREF($1),OP_RV2AV), |
79072805 |
392 | scalar($4));} |
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393 | | term '[' expr ']' %prec '(' |
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394 | { assertref($1); $$ = newBINOP(OP_AELEM, 0, |
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395 | ref(newAVREF($1),OP_RV2AV), |
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396 | scalar($3));} |
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397 | | hsh %prec '(' |
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398 | { $$ = $1; } |
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399 | | ary %prec '(' |
8d063cd8 |
400 | { $$ = $1; } |
79072805 |
401 | | arylen %prec '(' |
402 | { $$ = newUNOP(OP_AV2ARYLEN, 0, ref($1, OP_AV2ARYLEN));} |
403 | | scalar '{' expr ';' '}' %prec '(' |
404 | { $$ = newBINOP(OP_HELEM, 0, oopsHV($1), jmaybe($3)); |
405 | expect = XOPERATOR; } |
406 | | term ARROW '{' expr ';' '}' %prec '(' |
407 | { $$ = newBINOP(OP_HELEM, 0, |
8990e307 |
408 | ref(newHVREF($1),OP_RV2HV), |
79072805 |
409 | jmaybe($4)); |
410 | expect = XOPERATOR; } |
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411 | | term '{' expr ';' '}' %prec '(' |
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412 | { assertref($1); $$ = newBINOP(OP_HELEM, 0, |
8990e307 |
413 | ref(newHVREF($1),OP_RV2HV), |
463ee0b2 |
414 | jmaybe($3)); |
415 | expect = XOPERATOR; } |
a0d0e21e |
416 | | '(' expr ')' '[' expr ']' %prec '(' |
79072805 |
417 | { $$ = newSLICEOP(0, $5, $2); } |
418 | | '(' ')' '[' expr ']' %prec '(' |
419 | { $$ = newSLICEOP(0, $4, Nullop); } |
420 | | ary '[' expr ']' %prec '(' |
421 | { $$ = prepend_elem(OP_ASLICE, |
422 | newOP(OP_PUSHMARK, 0), |
79072805 |
423 | newLISTOP(OP_ASLICE, 0, |
424 | list($3), |
a0d0e21e |
425 | ref($1, OP_ASLICE))); } |
79072805 |
426 | | ary '{' expr ';' '}' %prec '(' |
427 | { $$ = prepend_elem(OP_HSLICE, |
428 | newOP(OP_PUSHMARK, 0), |
79072805 |
429 | newLISTOP(OP_HSLICE, 0, |
430 | list($3), |
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431 | ref(oopsHV($1), OP_HSLICE))); |
79072805 |
432 | expect = XOPERATOR; } |
433 | | THING %prec '(' |
434 | { $$ = $1; } |
435 | | amper |
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436 | { $$ = newUNOP(OP_ENTERSUB, 0, |
79072805 |
437 | scalar($1)); } |
438 | | amper '(' ')' |
a0d0e21e |
439 | { $$ = newUNOP(OP_ENTERSUB, OPf_STACKED, scalar($1)); } |
440 | | amper '(' expr ')' |
441 | { $$ = newUNOP(OP_ENTERSUB, OPf_STACKED, |
442 | list(append_elem(OP_LIST, $3, scalar($1)))); } |
93a17b20 |
443 | | NOAMP WORD listexpr |
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444 | { $$ = newUNOP(OP_ENTERSUB, OPf_STACKED, |
445 | list(append_elem(OP_LIST, |
446 | $3, newCVREF(scalar($2))))); } |
447 | | DO term %prec UNIOP |
463ee0b2 |
448 | { $$ = newUNOP(OP_DOFILE, 0, scalar($2)); } |
79072805 |
449 | | DO block %prec '(' |
450 | { $$ = newUNOP(OP_NULL, OPf_SPECIAL, scope($2)); } |
8d063cd8 |
451 | | DO WORD '(' ')' |
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452 | { $$ = newUNOP(OP_ENTERSUB, OPf_SPECIAL|OPf_STACKED, |
79072805 |
453 | list(prepend_elem(OP_LIST, |
a0d0e21e |
454 | scalar(newCVREF(scalar($2))), Nullop))); dep();} |
455 | | DO WORD '(' expr ')' |
456 | { $$ = newUNOP(OP_ENTERSUB, OPf_SPECIAL|OPf_STACKED, |
457 | list(append_elem(OP_LIST, |
458 | $4, |
459 | scalar(newCVREF(scalar($2)))))); dep();} |
79072805 |
460 | | DO scalar '(' ')' |
a0d0e21e |
461 | { $$ = newUNOP(OP_ENTERSUB, OPf_SPECIAL|OPf_STACKED, |
79072805 |
462 | list(prepend_elem(OP_LIST, |
a0d0e21e |
463 | scalar(newCVREF(scalar($2))), Nullop))); dep();} |
464 | | DO scalar '(' expr ')' |
465 | { $$ = newUNOP(OP_ENTERSUB, OPf_SPECIAL|OPf_STACKED, |
79072805 |
466 | list(prepend_elem(OP_LIST, |
a0d0e21e |
467 | $4, |
468 | scalar(newCVREF(scalar($2)))))); dep();} |
8d063cd8 |
469 | | LOOPEX |
85e6fe83 |
470 | { $$ = newOP($1, OPf_SPECIAL); |
471 | hints |= HINT_BLOCK_SCOPE; } |
a0d0e21e |
472 | | LOOPEX term |
8990e307 |
473 | { $$ = newLOOPEX($1,$2); } |
8d063cd8 |
474 | | UNIOP |
79072805 |
475 | { $$ = newOP($1, 0); } |
f0fcb552 |
476 | | UNIOP block |
79072805 |
477 | { $$ = newUNOP($1, 0, $2); } |
a0d0e21e |
478 | | UNIOP term |
79072805 |
479 | { $$ = newUNOP($1, 0, $2); } |
8d063cd8 |
480 | | FUNC0 |
79072805 |
481 | { $$ = newOP($1, 0); } |
ae986130 |
482 | | FUNC0 '(' ')' |
79072805 |
483 | { $$ = newOP($1, 0); } |
03a14243 |
484 | | FUNC1 '(' ')' |
79072805 |
485 | { $$ = newOP($1, OPf_SPECIAL); } |
8d063cd8 |
486 | | FUNC1 '(' expr ')' |
79072805 |
487 | { $$ = newUNOP($1, 0, $3); } |
a0d0e21e |
488 | | PMFUNC '(' term ')' |
79072805 |
489 | { $$ = pmruntime($1, $3, Nullop); } |
a0d0e21e |
490 | | PMFUNC '(' term ',' term ')' |
79072805 |
491 | { $$ = pmruntime($1, $3, $5); } |
492 | | WORD |
378cc40b |
493 | | listop |
8d063cd8 |
494 | ; |
495 | |
79072805 |
496 | listexpr: /* NULL */ |
8990e307 |
497 | { $$ = Nullop; } |
a0d0e21e |
498 | | argexpr |
499 | { $$ = $1; } |
500 | ; |
501 | |
502 | listexprcom: /* NULL */ |
503 | { $$ = Nullop; } |
79072805 |
504 | | expr |
505 | { $$ = $1; } |
a0d0e21e |
506 | | expr ',' |
507 | { $$ = $1; } |
79072805 |
508 | ; |
509 | |
510 | amper : '&' indirob |
511 | { $$ = newCVREF($2); } |
a687059c |
512 | ; |
513 | |
79072805 |
514 | scalar : '$' indirob |
515 | { $$ = newSVREF($2); } |
a687059c |
516 | ; |
517 | |
79072805 |
518 | ary : '@' indirob |
519 | { $$ = newAVREF($2); } |
520 | ; |
521 | |
522 | hsh : '%' indirob |
523 | { $$ = newHVREF($2); } |
524 | ; |
525 | |
526 | arylen : DOLSHARP indirob |
527 | { $$ = newAVREF($2); } |
528 | ; |
529 | |
530 | star : '*' indirob |
a0d0e21e |
531 | { $$ = newGVREF(0,$2); } |
79072805 |
532 | ; |
533 | |
534 | indirob : WORD |
535 | { $$ = scalar($1); } |
536 | | scalar |
463ee0b2 |
537 | { $$ = scalar($1); } |
79072805 |
538 | | block |
a0d0e21e |
539 | { $$ = scope($1); } |
79072805 |
540 | |
93a17b20 |
541 | | PRIVATEREF |
542 | { $$ = $1; } |
8d063cd8 |
543 | ; |
544 | |
545 | %% /* PROGRAM */ |