Andreas Huber | 1aec397 | 2016-08-26 09:26:32 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 17 | %{ |
| 18 | |
Andreas Huber | 3599d92 | 2016-08-09 10:42:57 -0700 | [diff] [blame] | 19 | #include "Annotation.h" |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 20 | #include "AST.h" |
| 21 | #include "ArrayType.h" |
| 22 | #include "CompoundType.h" |
Yifan Hong | 5216569 | 2016-08-12 18:06:40 -0700 | [diff] [blame] | 23 | #include "ConstantExpression.h" |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 24 | #include "EnumType.h" |
Andreas Huber | 295ad30 | 2016-08-16 11:35:00 -0700 | [diff] [blame] | 25 | #include "GenericBinder.h" |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 26 | #include "Interface.h" |
| 27 | #include "Method.h" |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 28 | #include "VectorType.h" |
| 29 | |
| 30 | #include "hidl-gen_y.h" |
| 31 | |
| 32 | #include <stdio.h> |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 33 | #include <utils/String8.h> |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 34 | |
| 35 | using namespace android; |
| 36 | |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 37 | extern int yylex(yy::parser::semantic_type *, yy::parser::location_type *, void *); |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 38 | |
| 39 | #define scanner ast->scanner() |
| 40 | |
| 41 | %} |
| 42 | |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 43 | %initial-action { |
| 44 | // Initialize the initial location. |
| 45 | @$.begin.filename = @$.end.filename = |
| 46 | const_cast<std::string *>(&ast->getFilename()); |
| 47 | } |
| 48 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 49 | %parse-param { android::AST *ast } |
| 50 | %lex-param { void *scanner } |
| 51 | %pure-parser |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 52 | %skeleton "glr.cc" |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 53 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 54 | %token<str> ENUM |
| 55 | %token<str> EXTENDS |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 56 | %token<str> FQNAME |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 57 | %token<str> GENERATES |
| 58 | %token<str> IDENTIFIER |
| 59 | %token<str> IMPORT |
| 60 | %token<str> INTEGER |
Yifan Hong | 5216569 | 2016-08-12 18:06:40 -0700 | [diff] [blame] | 61 | %token<str> FLOAT |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 62 | %token<str> INTERFACE |
| 63 | %token<str> PACKAGE |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 64 | %token<type> SCALAR |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 65 | %token<str> STRUCT |
| 66 | %token<str> STRING_LITERAL |
| 67 | %token<str> TYPEDEF |
| 68 | %token<str> UNION |
| 69 | %token<str> VEC |
Iliyan Malchev | 639bff8 | 2016-08-13 14:24:11 -0700 | [diff] [blame] | 70 | %token<void> ONEWAY |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 71 | |
Yifan Hong | 5216569 | 2016-08-12 18:06:40 -0700 | [diff] [blame] | 72 | /* Operator precedence and associativity, as per |
| 73 | * http://en.cppreference.com/w/cpp/language/operator_precedence */ |
| 74 | /* Precedence level 15 ternary operator */ |
| 75 | %right '?' ':' |
| 76 | /* Precedence level 13 - 14, LTR, logical operators*/ |
| 77 | %left LOGICAL_OR |
| 78 | %left LOGICAL_AND |
| 79 | /* Precedence level 10 - 12, LTR, bitwise operators*/ |
| 80 | %left '|' |
| 81 | %left '^' |
| 82 | %left '&' |
| 83 | /* Precedence level 9, LTR */ |
| 84 | %left EQUALITY NEQ |
| 85 | /* Precedence level 8, LTR */ |
| 86 | %left '<' '>' LEQ GEQ |
| 87 | /* Precedence level 7, LTR */ |
| 88 | %left LSHIFT RSHIFT |
| 89 | /* Precedence level 6, LTR */ |
| 90 | %left '+' '-' |
| 91 | /* Precedence level 5, LTR */ |
| 92 | %left '*' '/' '%' |
| 93 | /* Precedence level 3, RTL; but we have to use %left here */ |
| 94 | %left UNARY_MINUS UNARY_PLUS '!' '~' |
| 95 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 96 | %type<str> optIdentifier package |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 97 | %type<type> fqname |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 98 | |
| 99 | %type<type> type opt_storage_type |
| 100 | %type<type> enum_declaration |
| 101 | %type<type> struct_or_union_declaration |
| 102 | %type<type> opt_extends |
| 103 | |
| 104 | %type<field> field_declaration |
| 105 | %type<fields> field_declarations struct_or_union_body |
Yifan Hong | 5216569 | 2016-08-12 18:06:40 -0700 | [diff] [blame] | 106 | %type<constantExpression> const_expr |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 107 | %type<enumValue> enum_value |
| 108 | %type<enumValues> enum_values |
| 109 | %type<typedVars> typed_vars |
| 110 | %type<typedVar> typed_var |
| 111 | %type<method> method_declaration |
| 112 | %type<compoundStyle> struct_or_union_keyword |
Andreas Huber | 3599d92 | 2016-08-09 10:42:57 -0700 | [diff] [blame] | 113 | %type<stringVec> annotation_string_values annotation_value |
| 114 | %type<annotationParam> annotation_param |
| 115 | %type<annotationParams> opt_annotation_params annotation_params |
| 116 | %type<annotation> annotation |
| 117 | %type<annotations> opt_annotations |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 118 | |
| 119 | %start program |
| 120 | |
| 121 | %union { |
| 122 | const char *str; |
| 123 | android::Type *type; |
| 124 | android::CompoundType *compoundType; |
| 125 | android::CompoundField *field; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 126 | std::vector<android::CompoundField *> *fields; |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 127 | android::EnumValue *enumValue; |
Yifan Hong | 5216569 | 2016-08-12 18:06:40 -0700 | [diff] [blame] | 128 | android::ConstantExpression *constantExpression; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 129 | std::vector<android::EnumValue *> *enumValues; |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 130 | android::TypedVar *typedVar; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 131 | std::vector<android::TypedVar *> *typedVars; |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 132 | android::Method *method; |
| 133 | android::CompoundType::Style compoundStyle; |
Andreas Huber | 3599d92 | 2016-08-09 10:42:57 -0700 | [diff] [blame] | 134 | std::vector<std::string> *stringVec; |
| 135 | std::pair<std::string, std::vector<std::string> *> *annotationParam; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 136 | android::DefaultKeyedVector<std::string, std::vector<std::string> *> *annotationParams; |
Andreas Huber | 3599d92 | 2016-08-09 10:42:57 -0700 | [diff] [blame] | 137 | android::Annotation *annotation; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 138 | android::DefaultKeyedVector<std::string, android::Annotation *> *annotations; |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | %% |
| 142 | |
Andreas Huber | 3599d92 | 2016-08-09 10:42:57 -0700 | [diff] [blame] | 143 | opt_annotations |
| 144 | : /* empty */ |
| 145 | { |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 146 | $$ = new DefaultKeyedVector<std::string, Annotation *>; |
Andreas Huber | 3599d92 | 2016-08-09 10:42:57 -0700 | [diff] [blame] | 147 | } |
| 148 | | opt_annotations annotation |
| 149 | { |
| 150 | $$ = $1; |
| 151 | $$->add($2->name(), $2); |
| 152 | } |
| 153 | ; |
| 154 | |
| 155 | annotation |
| 156 | : '@' IDENTIFIER opt_annotation_params |
| 157 | { |
| 158 | $$ = new Annotation($2, $3); |
| 159 | } |
| 160 | ; |
| 161 | |
| 162 | opt_annotation_params |
| 163 | : /* empty */ |
| 164 | { |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 165 | $$ = new DefaultKeyedVector<std::string, std::vector<std::string> *>; |
Andreas Huber | 3599d92 | 2016-08-09 10:42:57 -0700 | [diff] [blame] | 166 | } |
| 167 | | '(' annotation_params ')' |
| 168 | { |
| 169 | $$ = $2; |
| 170 | } |
| 171 | ; |
| 172 | |
| 173 | annotation_params |
| 174 | : annotation_param |
| 175 | { |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 176 | $$ = new DefaultKeyedVector<std::string, std::vector<std::string> *>; |
Andreas Huber | 3599d92 | 2016-08-09 10:42:57 -0700 | [diff] [blame] | 177 | $$->add($1->first, $1->second); |
| 178 | } |
| 179 | | annotation_params ',' annotation_param |
| 180 | { |
| 181 | $$ = $1; |
| 182 | $$->add($3->first, $3->second); |
| 183 | } |
| 184 | ; |
| 185 | |
| 186 | annotation_param |
| 187 | : IDENTIFIER '=' annotation_value |
| 188 | { |
| 189 | $$ = new std::pair<std::string, std::vector<std::string> *>($1, $3); |
| 190 | } |
| 191 | ; |
| 192 | |
| 193 | annotation_value |
| 194 | : STRING_LITERAL |
| 195 | { |
| 196 | $$ = new std::vector<std::string>; |
| 197 | $$->push_back($1); |
| 198 | } |
| 199 | | '{' annotation_string_values '}' { $$ = $2; } |
| 200 | ; |
| 201 | |
| 202 | annotation_string_values |
| 203 | : STRING_LITERAL |
| 204 | { |
| 205 | $$ = new std::vector<std::string>; |
| 206 | $$->push_back($1); |
| 207 | } |
| 208 | | annotation_string_values ',' STRING_LITERAL |
| 209 | { |
| 210 | $$ = $1; |
| 211 | $$->push_back($3); |
| 212 | } |
| 213 | ; |
| 214 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 215 | program |
Andreas Huber | da51b8e | 2016-07-28 16:00:57 -0700 | [diff] [blame] | 216 | : package imports body |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 217 | ; |
| 218 | |
| 219 | fqname |
| 220 | : FQNAME |
| 221 | { |
| 222 | $$ = ast->lookupType($1); |
| 223 | if ($$ == NULL) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 224 | std::cerr << "ERROR: Failed to lookup type '" << $1 << "' at " |
| 225 | << @1 |
| 226 | << "\n"; |
| 227 | |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 228 | YYERROR; |
| 229 | } |
| 230 | } |
| 231 | | IDENTIFIER |
| 232 | { |
| 233 | $$ = ast->lookupType($1); |
| 234 | if ($$ == NULL) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 235 | std::cerr << "Failed to lookup type '" << $1 << "' at " << @1 |
| 236 | << "\n"; |
| 237 | |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 238 | YYERROR; |
| 239 | } |
| 240 | } |
| 241 | | SCALAR |
| 242 | ; |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 243 | |
| 244 | package |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 245 | : PACKAGE FQNAME ';' |
Andreas Huber | eb1081f | 2016-07-28 13:13:24 -0700 | [diff] [blame] | 246 | { |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 247 | if (!ast->setPackage($2)) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 248 | std::cerr << "ERROR: Malformed package identifier '" |
| 249 | << $2 |
| 250 | << "' at " |
| 251 | << @2 |
| 252 | << "\n"; |
| 253 | |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 254 | YYERROR; |
| 255 | } |
Andreas Huber | eb1081f | 2016-07-28 13:13:24 -0700 | [diff] [blame] | 256 | } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 257 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 258 | imports |
| 259 | : /* empty */ |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 260 | | imports IMPORT FQNAME ';' |
Andreas Huber | eb1081f | 2016-07-28 13:13:24 -0700 | [diff] [blame] | 261 | { |
Andreas Huber | 68f2459 | 2016-07-29 14:53:48 -0700 | [diff] [blame] | 262 | if (!ast->addImport($3)) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 263 | std::cerr << "ERROR: Unable to import '" << $3 << "' at " << @3 |
| 264 | << "\n"; |
Andreas Huber | 68f2459 | 2016-07-29 14:53:48 -0700 | [diff] [blame] | 265 | |
| 266 | YYERROR; |
| 267 | } |
Andreas Huber | eb1081f | 2016-07-28 13:13:24 -0700 | [diff] [blame] | 268 | } |
Andreas Huber | 5345ec2 | 2016-07-29 13:33:27 -0700 | [diff] [blame] | 269 | | imports IMPORT IDENTIFIER ';' |
| 270 | { |
Andreas Huber | 68f2459 | 2016-07-29 14:53:48 -0700 | [diff] [blame] | 271 | if (!ast->addImport($3)) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 272 | std::cerr << "ERROR: Unable to import '" << $3 << "' at " << @3 |
| 273 | << "\n"; |
Andreas Huber | 68f2459 | 2016-07-29 14:53:48 -0700 | [diff] [blame] | 274 | |
| 275 | YYERROR; |
| 276 | } |
Andreas Huber | 5345ec2 | 2016-07-29 13:33:27 -0700 | [diff] [blame] | 277 | } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 278 | ; |
| 279 | |
| 280 | opt_extends |
| 281 | : /* empty */ { $$ = NULL; } |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 282 | | EXTENDS fqname { $$ = $2; } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 283 | |
| 284 | body |
Zhuoyao Zhang | ba7e6e9 | 2016-08-10 12:19:02 -0700 | [diff] [blame] | 285 | : opt_annotations INTERFACE IDENTIFIER opt_extends |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 286 | { |
Zhuoyao Zhang | ba7e6e9 | 2016-08-10 12:19:02 -0700 | [diff] [blame] | 287 | if ($4 != NULL && !$4->isInterface()) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 288 | std::cerr << "ERROR: You can only extend interfaces. at" << @4 |
| 289 | << "\n"; |
| 290 | |
Andreas Huber | 6cb08cf | 2016-08-03 15:44:51 -0700 | [diff] [blame] | 291 | YYERROR; |
| 292 | } |
| 293 | |
Andreas Huber | 991b864 | 2016-08-15 16:40:44 -0700 | [diff] [blame] | 294 | if ($3[0] != 'I') { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 295 | std::cerr << "ERROR: All interface names must start with an 'I' " |
| 296 | << "prefix. at " << @3 << "\n"; |
Andreas Huber | 991b864 | 2016-08-15 16:40:44 -0700 | [diff] [blame] | 297 | |
| 298 | YYERROR; |
| 299 | } |
| 300 | |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 301 | Interface *iface = new Interface($3, static_cast<Interface *>($4), $1); |
Andreas Huber | eb1081f | 2016-07-28 13:13:24 -0700 | [diff] [blame] | 302 | |
| 303 | // Register interface immediately so it can be referenced inside |
| 304 | // definition. |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 305 | std::string errorMsg; |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 306 | if (!ast->addScopedType(iface, &errorMsg)) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 307 | std::cerr << "ERROR: " << errorMsg << " at " << @3 << "\n"; |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 308 | YYERROR; |
| 309 | } |
Andreas Huber | eb1081f | 2016-07-28 13:13:24 -0700 | [diff] [blame] | 310 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 311 | ast->enterScope(iface); |
| 312 | } |
| 313 | '{' interface_declarations '}' ';' |
| 314 | { |
| 315 | Interface *iface = static_cast<Interface *>(ast->scope()); |
| 316 | |
| 317 | ast->leaveScope(); |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 318 | } |
| 319 | | type_declarations |
| 320 | ; |
| 321 | |
| 322 | interface_declarations |
| 323 | : /* empty */ |
| 324 | | interface_declarations type_declaration |
| 325 | | interface_declarations method_declaration |
| 326 | { |
| 327 | Interface *iface = static_cast<Interface *>(ast->scope()); |
| 328 | iface->addMethod($2); |
| 329 | } |
| 330 | ; |
| 331 | |
| 332 | type_declarations |
Andreas Huber | a2723d2 | 2016-07-29 15:36:07 -0700 | [diff] [blame] | 333 | : /* empty */ |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 334 | | type_declarations type_declaration |
| 335 | ; |
| 336 | |
| 337 | type_declaration |
| 338 | : named_struct_or_union_declaration ';' |
| 339 | | named_enum_declaration ';' |
| 340 | | typedef_declaration ';' |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 341 | ; |
| 342 | |
| 343 | typedef_declaration |
| 344 | : TYPEDEF type IDENTIFIER |
| 345 | { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 346 | std::string errorMsg; |
Andreas Huber | 39fa718 | 2016-08-19 14:27:33 -0700 | [diff] [blame] | 347 | if (!ast->addTypeDef($3, $2, &errorMsg)) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 348 | std::cerr << "ERROR: " << errorMsg << " at " << @3 << "\n"; |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 349 | YYERROR; |
| 350 | } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 351 | } |
| 352 | ; |
| 353 | |
Yifan Hong | 5216569 | 2016-08-12 18:06:40 -0700 | [diff] [blame] | 354 | const_expr |
Yifan Hong | 5788697 | 2016-08-17 10:42:15 -0700 | [diff] [blame] | 355 | : INTEGER { $$ = new ConstantExpression($1, ConstantExpression::kConstExprLiteral); } |
| 356 | | IDENTIFIER { $$ = new ConstantExpression($1, ConstantExpression::kConstExprUnknown); } |
Yifan Hong | 5216569 | 2016-08-12 18:06:40 -0700 | [diff] [blame] | 357 | | const_expr '?' const_expr ':' const_expr |
| 358 | { |
| 359 | $$ = new ConstantExpression($1, $3, $5); |
| 360 | } |
| 361 | | const_expr LOGICAL_OR const_expr { $$ = new ConstantExpression($1, "||", $3); } |
| 362 | | const_expr LOGICAL_AND const_expr { $$ = new ConstantExpression($1, "&&", $3); } |
| 363 | | const_expr '|' const_expr { $$ = new ConstantExpression($1, "|" , $3); } |
| 364 | | const_expr '^' const_expr { $$ = new ConstantExpression($1, "^" , $3); } |
| 365 | | const_expr '&' const_expr { $$ = new ConstantExpression($1, "&" , $3); } |
| 366 | | const_expr EQUALITY const_expr { $$ = new ConstantExpression($1, "==", $3); } |
| 367 | | const_expr NEQ const_expr { $$ = new ConstantExpression($1, "!=", $3); } |
| 368 | | const_expr '<' const_expr { $$ = new ConstantExpression($1, "<" , $3); } |
| 369 | | const_expr '>' const_expr { $$ = new ConstantExpression($1, ">" , $3); } |
| 370 | | const_expr LEQ const_expr { $$ = new ConstantExpression($1, "<=", $3); } |
| 371 | | const_expr GEQ const_expr { $$ = new ConstantExpression($1, ">=", $3); } |
| 372 | | const_expr LSHIFT const_expr { $$ = new ConstantExpression($1, "<<", $3); } |
| 373 | | const_expr RSHIFT const_expr { $$ = new ConstantExpression($1, ">>", $3); } |
| 374 | | const_expr '+' const_expr { $$ = new ConstantExpression($1, "+" , $3); } |
| 375 | | const_expr '-' const_expr { $$ = new ConstantExpression($1, "-" , $3); } |
| 376 | | const_expr '*' const_expr { $$ = new ConstantExpression($1, "*" , $3); } |
| 377 | | const_expr '/' const_expr { $$ = new ConstantExpression($1, "/" , $3); } |
| 378 | | const_expr '%' const_expr { $$ = new ConstantExpression($1, "%" , $3); } |
| 379 | | '+' const_expr %prec UNARY_PLUS { $$ = new ConstantExpression("+", $2); } |
| 380 | | '-' const_expr %prec UNARY_MINUS { $$ = new ConstantExpression("-", $2); } |
| 381 | | '!' const_expr { $$ = new ConstantExpression("!", $2); } |
| 382 | | '~' const_expr { $$ = new ConstantExpression("~", $2); } |
| 383 | | '(' const_expr ')' { $$ = $2; } |
| 384 | ; |
| 385 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 386 | method_declaration |
Andreas Huber | 3599d92 | 2016-08-09 10:42:57 -0700 | [diff] [blame] | 387 | : opt_annotations IDENTIFIER '(' typed_vars ')' ';' |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 388 | { |
Iliyan Malchev | 639bff8 | 2016-08-13 14:24:11 -0700 | [diff] [blame] | 389 | $$ = new Method($2, $4, new std::vector<TypedVar *>, false, $1); |
| 390 | } |
| 391 | | opt_annotations ONEWAY IDENTIFIER '(' typed_vars ')' ';' |
| 392 | { |
| 393 | $$ = new Method($3, $5, new std::vector<TypedVar *>, true, $1); |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 394 | } |
Andreas Huber | 3599d92 | 2016-08-09 10:42:57 -0700 | [diff] [blame] | 395 | | opt_annotations IDENTIFIER '(' typed_vars ')' GENERATES '(' typed_vars ')' ';' |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 396 | { |
Iliyan Malchev | 639bff8 | 2016-08-13 14:24:11 -0700 | [diff] [blame] | 397 | $$ = new Method($2, $4, $8, false, $1); |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 398 | } |
| 399 | ; |
| 400 | |
| 401 | typed_vars |
| 402 | : /* empty */ |
| 403 | { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 404 | $$ = new std::vector<TypedVar *>; |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 405 | } |
| 406 | | typed_var |
| 407 | { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 408 | $$ = new std::vector<TypedVar *>; |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 409 | $$->push_back($1); |
| 410 | } |
| 411 | | typed_vars ',' typed_var |
| 412 | { |
| 413 | $$ = $1; |
| 414 | $$->push_back($3); |
| 415 | } |
| 416 | ; |
| 417 | |
| 418 | typed_var : type IDENTIFIER { $$ = new TypedVar($2, $1); } |
| 419 | ; |
| 420 | |
| 421 | |
| 422 | struct_or_union_keyword |
| 423 | : STRUCT { $$ = CompoundType::STYLE_STRUCT; } |
| 424 | | UNION { $$ = CompoundType::STYLE_UNION; } |
| 425 | ; |
| 426 | |
| 427 | named_struct_or_union_declaration |
| 428 | : struct_or_union_keyword IDENTIFIER |
| 429 | { |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 430 | CompoundType *container = new CompoundType($1, $2); |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 431 | ast->enterScope(container); |
| 432 | } |
| 433 | struct_or_union_body |
| 434 | { |
| 435 | CompoundType *container = static_cast<CompoundType *>(ast->scope()); |
| 436 | |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 437 | std::string errorMsg; |
| 438 | if (!container->setFields($4, &errorMsg)) { |
| 439 | std::cerr << "ERROR: " << errorMsg << " at " << @4 << "\n"; |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 440 | YYERROR; |
| 441 | } |
| 442 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 443 | ast->leaveScope(); |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 444 | |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 445 | if (!ast->addScopedType(container, &errorMsg)) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 446 | std::cerr << "ERROR: " << errorMsg << " at " << @2 << "\n"; |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 447 | YYERROR; |
| 448 | } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 449 | } |
| 450 | ; |
| 451 | |
| 452 | struct_or_union_declaration |
| 453 | : struct_or_union_keyword optIdentifier |
| 454 | { |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 455 | const char *localName = $2; |
| 456 | std::string anonName; |
| 457 | if (localName == nullptr) { |
| 458 | anonName = ast->scope()->pickUniqueAnonymousName(); |
| 459 | localName = anonName.c_str(); |
| 460 | } |
| 461 | |
| 462 | CompoundType *container = new CompoundType($1, localName); |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 463 | ast->enterScope(container); |
| 464 | } |
| 465 | struct_or_union_body |
| 466 | { |
| 467 | CompoundType *container = static_cast<CompoundType *>(ast->scope()); |
| 468 | |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 469 | std::string errorMsg; |
| 470 | if (!container->setFields($4, &errorMsg)) { |
| 471 | std::cerr << "ERROR: " << errorMsg << " at " << @4 << "\n"; |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 472 | YYERROR; |
| 473 | } |
| 474 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 475 | ast->leaveScope(); |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 476 | |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 477 | if (!ast->addScopedType(container, &errorMsg)) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 478 | std::cerr << "ERROR: " << errorMsg << " at " << @2 << "\n"; |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 479 | YYERROR; |
| 480 | } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 481 | |
Andreas Huber | fd4afab | 2016-08-03 13:02:57 -0700 | [diff] [blame] | 482 | $$ = container->ref(); |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 483 | } |
| 484 | ; |
| 485 | |
| 486 | struct_or_union_body |
| 487 | : '{' field_declarations '}' { $$ = $2; } |
| 488 | ; |
| 489 | |
| 490 | field_declarations |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 491 | : /* empty */ { $$ = new std::vector<CompoundField *>; } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 492 | | field_declarations field_declaration |
| 493 | { |
| 494 | $$ = $1; |
| 495 | |
| 496 | if ($2 != NULL) { |
| 497 | $$->push_back($2); |
| 498 | } |
| 499 | } |
| 500 | ; |
| 501 | |
| 502 | field_declaration |
| 503 | : type IDENTIFIER ';' { $$ = new CompoundField($2, $1); } |
| 504 | | struct_or_union_declaration ';' { $$ = NULL; } |
| 505 | | enum_declaration ';' { $$ = NULL; } |
| 506 | ; |
| 507 | |
| 508 | opt_storage_type |
| 509 | : /* empty */ { $$ = NULL; } |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 510 | | ':' fqname |
| 511 | { |
| 512 | $$ = $2; |
| 513 | |
| 514 | if ($$ != NULL && !$$->isValidEnumStorageType()) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 515 | std::cerr << "ERROR: Invalid enum storage type specified. at " |
| 516 | << @2 << "\n"; |
| 517 | |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 518 | YYABORT; |
| 519 | } |
| 520 | } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 521 | ; |
| 522 | |
| 523 | opt_comma |
| 524 | : /* empty */ |
| 525 | | ',' |
| 526 | ; |
| 527 | |
| 528 | named_enum_declaration |
| 529 | : ENUM IDENTIFIER opt_storage_type '{' enum_values opt_comma '}' |
| 530 | { |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 531 | EnumType *enumType = new EnumType($2, $5, $3); |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 532 | |
| 533 | std::string errorMsg; |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 534 | if (!ast->addScopedType(enumType, &errorMsg)) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 535 | std::cerr << "ERROR: " << errorMsg << " at " << @2 << "\n"; |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 536 | YYERROR; |
| 537 | } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 538 | } |
| 539 | ; |
| 540 | |
| 541 | enum_declaration |
| 542 | : ENUM '{' enum_values opt_comma '}' |
| 543 | { |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 544 | std::string anonName = ast->scope()->pickUniqueAnonymousName(); |
| 545 | |
| 546 | EnumType *enumType = new EnumType(anonName.c_str(), $3); |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 547 | |
| 548 | std::string errorMsg; |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 549 | if (!ast->addScopedType(enumType, &errorMsg)) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 550 | // This should never fail. |
| 551 | std::cerr << "ERROR: " << errorMsg << "\n"; |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 552 | YYERROR; |
| 553 | } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 554 | |
Andreas Huber | fd4afab | 2016-08-03 13:02:57 -0700 | [diff] [blame] | 555 | $$ = enumType->ref(); |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 556 | } |
| 557 | | ENUM IDENTIFIER opt_storage_type '{' enum_values opt_comma '}' |
| 558 | { |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 559 | EnumType *enumType = new EnumType($2, $5, $3); |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 560 | |
| 561 | std::string errorMsg; |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 562 | if (!ast->addScopedType(enumType, &errorMsg)) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 563 | std::cerr << "ERROR: " << errorMsg << " at " << @2 << "\n"; |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 564 | YYERROR; |
| 565 | } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 566 | |
Andreas Huber | fd4afab | 2016-08-03 13:02:57 -0700 | [diff] [blame] | 567 | $$ = enumType->ref(); |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 568 | } |
| 569 | ; |
| 570 | |
| 571 | enum_value |
| 572 | : IDENTIFIER { $$ = new EnumValue($1); } |
Yifan Hong | 5788697 | 2016-08-17 10:42:15 -0700 | [diff] [blame] | 573 | | IDENTIFIER '=' const_expr { $$ = new EnumValue($1, $3); } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 574 | ; |
| 575 | |
| 576 | enum_values |
| 577 | : /* empty */ |
| 578 | { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 579 | $$ = new std::vector<EnumValue *>; |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 580 | } |
| 581 | | enum_value |
| 582 | { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 583 | $$ = new std::vector<EnumValue *>; |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 584 | $$->push_back($1); |
| 585 | } |
| 586 | | enum_values ',' enum_value |
| 587 | { |
| 588 | $$ = $1; |
| 589 | $$->push_back($3); |
| 590 | } |
| 591 | ; |
| 592 | |
| 593 | type |
Andreas Huber | 84f89de | 2016-07-28 15:39:51 -0700 | [diff] [blame] | 594 | : fqname { $$ = $1; } |
Andreas Huber | b95ea8a | 2016-08-15 15:35:42 -0700 | [diff] [blame] | 595 | | fqname '[' INTEGER ']' |
| 596 | { |
Andreas Huber | 295ad30 | 2016-08-16 11:35:00 -0700 | [diff] [blame] | 597 | if ($1->isBinder()) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 598 | std::cerr << "ERROR: Arrays of interface types are not supported." |
| 599 | << " at " << @1 << "\n"; |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 600 | |
Andreas Huber | b95ea8a | 2016-08-15 15:35:42 -0700 | [diff] [blame] | 601 | YYERROR; |
| 602 | } |
| 603 | |
| 604 | $$ = new ArrayType($1, $3); |
| 605 | } |
| 606 | | VEC '<' fqname '>' |
| 607 | { |
Andreas Huber | 295ad30 | 2016-08-16 11:35:00 -0700 | [diff] [blame] | 608 | if ($3->isBinder()) { |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 609 | std::cerr << "ERROR: Vectors of interface types are not " |
| 610 | << "supported. at " << @3 << "\n"; |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 611 | |
Andreas Huber | b95ea8a | 2016-08-15 15:35:42 -0700 | [diff] [blame] | 612 | YYERROR; |
| 613 | } |
| 614 | |
| 615 | $$ = new VectorType($3); |
| 616 | } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 617 | | struct_or_union_declaration { $$ = $1; } |
| 618 | | enum_declaration { $$ = $1; } |
Andreas Huber | 295ad30 | 2016-08-16 11:35:00 -0700 | [diff] [blame] | 619 | | INTERFACE { $$ = new GenericBinder; } |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 620 | ; |
| 621 | |
| 622 | optIdentifier |
| 623 | : /* empty */ { $$ = NULL; } |
| 624 | | IDENTIFIER { $$ = $1; } |
| 625 | ; |
| 626 | |
| 627 | %% |
Andreas Huber | 0d0f9a2 | 2016-08-17 10:26:11 -0700 | [diff] [blame] | 628 | |
| 629 | #include <android-base/logging.h> |
| 630 | |
| 631 | void yy::parser::error( |
| 632 | const yy::parser::location_type &where, |
| 633 | const std::string &errstr) { |
| 634 | std::cerr << "ERROR: " << errstr << " at " << where << "\n"; |
| 635 | } |
| 636 | |