1 //===--- Registry.cpp - Matcher registry -------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===------------------------------------------------------------===// 9 /// 10 /// \file 11 /// \brief Registry map populated at static initialization time. 12 /// 13 //===------------------------------------------------------------===// 14 15 #include "clang/ASTMatchers/Dynamic/Registry.h" 16 #include "Marshallers.h" 17 #include "clang/ASTMatchers/ASTMatchers.h" 18 #include "llvm/ADT/StringMap.h" 19 #include "llvm/ADT/StringRef.h" 20 #include "llvm/Support/ManagedStatic.h" 21 #include <utility> 22 23 namespace clang { 24 namespace ast_matchers { 25 namespace dynamic { 26 namespace { 27 28 using internal::MatcherDescriptor; 29 30 typedef llvm::StringMap<const MatcherDescriptor *> ConstructorMap; 31 class RegistryMaps { 32 public: 33 RegistryMaps(); 34 ~RegistryMaps(); 35 36 const ConstructorMap &constructors() const { return Constructors; } 37 38 private: 39 void registerMatcher(StringRef MatcherName, MatcherDescriptor *Callback); 40 ConstructorMap Constructors; 41 }; 42 43 void RegistryMaps::registerMatcher(StringRef MatcherName, 44 MatcherDescriptor *Callback) { 45 assert(Constructors.find(MatcherName) == Constructors.end()); 46 Constructors[MatcherName] = Callback; 47 } 48 49 #define REGISTER_MATCHER(name) \ 50 registerMatcher(#name, internal::makeMatcherAutoMarshall( \ 51 ::clang::ast_matchers::name, #name)); 52 53 #define SPECIFIC_MATCHER_OVERLOAD(name, Id) \ 54 static_cast< ::clang::ast_matchers::name##_Type##Id>( \ 55 ::clang::ast_matchers::name) 56 57 #define REGISTER_OVERLOADED_2(name) \ 58 do { \ 59 MatcherDescriptor *Callbacks[] = { \ 60 internal::makeMatcherAutoMarshall(SPECIFIC_MATCHER_OVERLOAD(name, 0), \ 61 #name), \ 62 internal::makeMatcherAutoMarshall(SPECIFIC_MATCHER_OVERLOAD(name, 1), \ 63 #name) \ 64 }; \ 65 registerMatcher(#name, \ 66 new internal::OverloadedMatcherDescriptor(Callbacks)); \ 67 } while (0) 68 69 /// \brief Generate a registry map with all the known matchers. 70 RegistryMaps::RegistryMaps() { 71 // TODO: Here is the list of the missing matchers, grouped by reason. 72 // 73 // Need Variant/Parser fixes: 74 // ofKind 75 // 76 // Polymorphic + argument overload: 77 // findAll 78 // 79 // Other: 80 // loc 81 // equals 82 // equalsNode 83 84 REGISTER_OVERLOADED_2(callee); 85 REGISTER_OVERLOADED_2(hasPrefix); 86 REGISTER_OVERLOADED_2(hasType); 87 REGISTER_OVERLOADED_2(isDerivedFrom); 88 REGISTER_OVERLOADED_2(isSameOrDerivedFrom); 89 REGISTER_OVERLOADED_2(pointsTo); 90 REGISTER_OVERLOADED_2(references); 91 REGISTER_OVERLOADED_2(thisPointerType); 92 93 REGISTER_MATCHER(accessSpecDecl); 94 REGISTER_MATCHER(alignOfExpr); 95 REGISTER_MATCHER(allOf); 96 REGISTER_MATCHER(anyOf); 97 REGISTER_MATCHER(anything); 98 REGISTER_MATCHER(argumentCountIs); 99 REGISTER_MATCHER(arraySubscriptExpr); 100 REGISTER_MATCHER(arrayType); 101 REGISTER_MATCHER(asString); 102 REGISTER_MATCHER(asmStmt); 103 REGISTER_MATCHER(atomicType); 104 REGISTER_MATCHER(autoType); 105 REGISTER_MATCHER(binaryOperator); 106 REGISTER_MATCHER(bindTemporaryExpr); 107 REGISTER_MATCHER(blockPointerType); 108 REGISTER_MATCHER(boolLiteral); 109 REGISTER_MATCHER(breakStmt); 110 REGISTER_MATCHER(builtinType); 111 REGISTER_MATCHER(cStyleCastExpr); 112 REGISTER_MATCHER(callExpr); 113 REGISTER_MATCHER(caseStmt); 114 REGISTER_MATCHER(castExpr); 115 REGISTER_MATCHER(catchStmt); 116 REGISTER_MATCHER(characterLiteral); 117 REGISTER_MATCHER(classTemplateDecl); 118 REGISTER_MATCHER(classTemplateSpecializationDecl); 119 REGISTER_MATCHER(complexType); 120 REGISTER_MATCHER(compoundLiteralExpr); 121 REGISTER_MATCHER(compoundStmt); 122 REGISTER_MATCHER(conditionalOperator); 123 REGISTER_MATCHER(constCastExpr); 124 REGISTER_MATCHER(constantArrayType); 125 REGISTER_MATCHER(constructExpr); 126 REGISTER_MATCHER(constructorDecl); 127 REGISTER_MATCHER(containsDeclaration); 128 REGISTER_MATCHER(continueStmt); 129 REGISTER_MATCHER(ctorInitializer); 130 REGISTER_MATCHER(decl); 131 REGISTER_MATCHER(declCountIs); 132 REGISTER_MATCHER(declRefExpr); 133 REGISTER_MATCHER(declStmt); 134 REGISTER_MATCHER(declaratorDecl); 135 REGISTER_MATCHER(defaultArgExpr); 136 REGISTER_MATCHER(defaultStmt); 137 REGISTER_MATCHER(deleteExpr); 138 REGISTER_MATCHER(dependentSizedArrayType); 139 REGISTER_MATCHER(destructorDecl); 140 REGISTER_MATCHER(doStmt); 141 REGISTER_MATCHER(dynamicCastExpr); 142 REGISTER_MATCHER(eachOf); 143 REGISTER_MATCHER(elaboratedType); 144 REGISTER_MATCHER(enumConstantDecl); 145 REGISTER_MATCHER(enumDecl); 146 REGISTER_MATCHER(equalsBoundNode); 147 REGISTER_MATCHER(explicitCastExpr); 148 REGISTER_MATCHER(expr); 149 REGISTER_MATCHER(fieldDecl); 150 REGISTER_MATCHER(floatLiteral); 151 REGISTER_MATCHER(forEach); 152 REGISTER_MATCHER(forEachConstructorInitializer); 153 REGISTER_MATCHER(forEachDescendant); 154 REGISTER_MATCHER(forEachSwitchCase); 155 REGISTER_MATCHER(forField); 156 REGISTER_MATCHER(forRangeStmt); 157 REGISTER_MATCHER(forStmt); 158 REGISTER_MATCHER(friendDecl); 159 REGISTER_MATCHER(functionDecl); 160 REGISTER_MATCHER(functionTemplateDecl); 161 REGISTER_MATCHER(functionType); 162 REGISTER_MATCHER(functionalCastExpr); 163 REGISTER_MATCHER(gotoStmt); 164 REGISTER_MATCHER(has); 165 REGISTER_MATCHER(hasAncestor); 166 REGISTER_MATCHER(hasAnyArgument); 167 REGISTER_MATCHER(hasAnyConstructorInitializer); 168 REGISTER_MATCHER(hasAnyParameter); 169 REGISTER_MATCHER(hasAnySubstatement); 170 REGISTER_MATCHER(hasAnyTemplateArgument); 171 REGISTER_MATCHER(hasAnyUsingShadowDecl); 172 REGISTER_MATCHER(hasArgument); 173 REGISTER_MATCHER(hasArgumentOfType); 174 REGISTER_MATCHER(hasBase); 175 REGISTER_MATCHER(hasBody); 176 REGISTER_MATCHER(hasCanonicalType); 177 REGISTER_MATCHER(hasCaseConstant); 178 REGISTER_MATCHER(hasCondition); 179 REGISTER_MATCHER(hasConditionVariableStatement); 180 REGISTER_MATCHER(hasDeclContext); 181 REGISTER_MATCHER(hasDeclaration); 182 REGISTER_MATCHER(hasDeducedType); 183 REGISTER_MATCHER(hasDescendant); 184 REGISTER_MATCHER(hasDestinationType); 185 REGISTER_MATCHER(hasEitherOperand); 186 REGISTER_MATCHER(hasElementType); 187 REGISTER_MATCHER(hasFalseExpression); 188 REGISTER_MATCHER(hasImplicitDestinationType); 189 REGISTER_MATCHER(hasIncrement); 190 REGISTER_MATCHER(hasIndex); 191 REGISTER_MATCHER(hasInitializer); 192 REGISTER_MATCHER(hasLHS); 193 REGISTER_MATCHER(hasLocalQualifiers); 194 REGISTER_MATCHER(hasLoopInit); 195 REGISTER_MATCHER(hasMethod); 196 REGISTER_MATCHER(hasName); 197 REGISTER_MATCHER(hasObjectExpression); 198 REGISTER_MATCHER(hasOperatorName); 199 REGISTER_MATCHER(hasOverloadedOperatorName); 200 REGISTER_MATCHER(hasParameter); 201 REGISTER_MATCHER(hasParent); 202 REGISTER_MATCHER(hasQualifier); 203 REGISTER_MATCHER(hasRHS); 204 REGISTER_MATCHER(hasSingleDecl); 205 REGISTER_MATCHER(hasSize); 206 REGISTER_MATCHER(hasSizeExpr); 207 REGISTER_MATCHER(hasSourceExpression); 208 REGISTER_MATCHER(hasTargetDecl); 209 REGISTER_MATCHER(hasTemplateArgument); 210 REGISTER_MATCHER(hasTrueExpression); 211 REGISTER_MATCHER(hasTypeLoc); 212 REGISTER_MATCHER(hasUnaryOperand); 213 REGISTER_MATCHER(hasValueType); 214 REGISTER_MATCHER(ifStmt); 215 REGISTER_MATCHER(ignoringImpCasts); 216 REGISTER_MATCHER(ignoringParenCasts); 217 REGISTER_MATCHER(ignoringParenImpCasts); 218 REGISTER_MATCHER(implicitCastExpr); 219 REGISTER_MATCHER(incompleteArrayType); 220 REGISTER_MATCHER(initListExpr); 221 REGISTER_MATCHER(innerType); 222 REGISTER_MATCHER(integerLiteral); 223 REGISTER_MATCHER(isArrow); 224 REGISTER_MATCHER(isConst); 225 REGISTER_MATCHER(isConstQualified); 226 REGISTER_MATCHER(isDefinition); 227 REGISTER_MATCHER(isExplicitTemplateSpecialization); 228 REGISTER_MATCHER(isExternC); 229 REGISTER_MATCHER(isImplicit); 230 REGISTER_MATCHER(isInteger); 231 REGISTER_MATCHER(isOverride); 232 REGISTER_MATCHER(isPrivate); 233 REGISTER_MATCHER(isProtected); 234 REGISTER_MATCHER(isPublic); 235 REGISTER_MATCHER(isTemplateInstantiation); 236 REGISTER_MATCHER(isVirtual); 237 REGISTER_MATCHER(isWritten); 238 REGISTER_MATCHER(lValueReferenceType); 239 REGISTER_MATCHER(labelStmt); 240 REGISTER_MATCHER(lambdaExpr); 241 REGISTER_MATCHER(matchesName); 242 REGISTER_MATCHER(materializeTemporaryExpr); 243 REGISTER_MATCHER(member); 244 REGISTER_MATCHER(memberCallExpr); 245 REGISTER_MATCHER(memberExpr); 246 REGISTER_MATCHER(memberPointerType); 247 REGISTER_MATCHER(methodDecl); 248 REGISTER_MATCHER(namedDecl); 249 REGISTER_MATCHER(namesType); 250 REGISTER_MATCHER(namespaceDecl); 251 REGISTER_MATCHER(nestedNameSpecifier); 252 REGISTER_MATCHER(nestedNameSpecifierLoc); 253 REGISTER_MATCHER(newExpr); 254 REGISTER_MATCHER(nullPtrLiteralExpr); 255 REGISTER_MATCHER(nullStmt); 256 REGISTER_MATCHER(ofClass); 257 REGISTER_MATCHER(on); 258 REGISTER_MATCHER(onImplicitObjectArgument); 259 REGISTER_MATCHER(operatorCallExpr); 260 REGISTER_MATCHER(parameterCountIs); 261 REGISTER_MATCHER(parenType); 262 REGISTER_MATCHER(parmVarDecl); 263 REGISTER_MATCHER(pointee); 264 REGISTER_MATCHER(pointerType); 265 REGISTER_MATCHER(qualType); 266 REGISTER_MATCHER(rValueReferenceType); 267 REGISTER_MATCHER(recordDecl); 268 REGISTER_MATCHER(recordType); 269 REGISTER_MATCHER(referenceType); 270 REGISTER_MATCHER(refersToDeclaration); 271 REGISTER_MATCHER(refersToType); 272 REGISTER_MATCHER(reinterpretCastExpr); 273 REGISTER_MATCHER(returnStmt); 274 REGISTER_MATCHER(returns); 275 REGISTER_MATCHER(sizeOfExpr); 276 REGISTER_MATCHER(specifiesNamespace); 277 REGISTER_MATCHER(specifiesType); 278 REGISTER_MATCHER(specifiesTypeLoc); 279 REGISTER_MATCHER(statementCountIs); 280 REGISTER_MATCHER(staticCastExpr); 281 REGISTER_MATCHER(stmt); 282 REGISTER_MATCHER(stringLiteral); 283 REGISTER_MATCHER(switchCase); 284 REGISTER_MATCHER(switchStmt); 285 REGISTER_MATCHER(templateSpecializationType); 286 REGISTER_MATCHER(temporaryObjectExpr); 287 REGISTER_MATCHER(thisExpr); 288 REGISTER_MATCHER(throughUsingDecl); 289 REGISTER_MATCHER(throwExpr); 290 REGISTER_MATCHER(to); 291 REGISTER_MATCHER(tryStmt); 292 REGISTER_MATCHER(type); 293 REGISTER_MATCHER(typeLoc); 294 REGISTER_MATCHER(typedefType); 295 REGISTER_MATCHER(unaryExprOrTypeTraitExpr); 296 REGISTER_MATCHER(unaryOperator); 297 REGISTER_MATCHER(unaryTransformType); 298 REGISTER_MATCHER(unless); 299 REGISTER_MATCHER(unresolvedConstructExpr); 300 REGISTER_MATCHER(unresolvedUsingValueDecl); 301 REGISTER_MATCHER(userDefinedLiteral); 302 REGISTER_MATCHER(usingDecl); 303 REGISTER_MATCHER(varDecl); 304 REGISTER_MATCHER(variableArrayType); 305 REGISTER_MATCHER(whileStmt); 306 REGISTER_MATCHER(withInitializer); 307 } 308 309 RegistryMaps::~RegistryMaps() { 310 for (ConstructorMap::iterator it = Constructors.begin(), 311 end = Constructors.end(); 312 it != end; ++it) { 313 delete it->second; 314 } 315 } 316 317 static llvm::ManagedStatic<RegistryMaps> RegistryData; 318 319 } // anonymous namespace 320 321 // static 322 llvm::Optional<MatcherCtor> 323 Registry::lookupMatcherCtor(StringRef MatcherName, const SourceRange &NameRange, 324 Diagnostics *Error) { 325 ConstructorMap::const_iterator it = 326 RegistryData->constructors().find(MatcherName); 327 if (it == RegistryData->constructors().end()) { 328 Error->addError(NameRange, Error->ET_RegistryNotFound) << MatcherName; 329 return llvm::Optional<MatcherCtor>(); 330 } 331 332 return it->second; 333 } 334 335 // static 336 VariantMatcher Registry::constructMatcher(MatcherCtor Ctor, 337 const SourceRange &NameRange, 338 ArrayRef<ParserValue> Args, 339 Diagnostics *Error) { 340 return Ctor->create(NameRange, Args, Error); 341 } 342 343 // static 344 VariantMatcher Registry::constructBoundMatcher(MatcherCtor Ctor, 345 const SourceRange &NameRange, 346 StringRef BindID, 347 ArrayRef<ParserValue> Args, 348 Diagnostics *Error) { 349 VariantMatcher Out = constructMatcher(Ctor, NameRange, Args, Error); 350 if (Out.isNull()) return Out; 351 352 llvm::Optional<DynTypedMatcher> Result = Out.getSingleMatcher(); 353 if (Result.hasValue()) { 354 llvm::Optional<DynTypedMatcher> Bound = Result->tryBind(BindID); 355 if (Bound.hasValue()) { 356 return VariantMatcher::SingleMatcher(*Bound); 357 } 358 } 359 Error->addError(NameRange, Error->ET_RegistryNotBindable); 360 return VariantMatcher(); 361 } 362 363 } // namespace dynamic 364 } // namespace ast_matchers 365 } // namespace clang 366