Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 1 | //===- CXTypes.cpp - Implements 'CXTypes' aspect of libclang ------------===// |
| 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 | // This file implements the 'CXTypes' API hooks in the Clang-C library. |
| 11 | // |
| 12 | //===--------------------------------------------------------------------===// |
| 13 | |
| 14 | #include "CIndexer.h" |
| 15 | #include "CXCursor.h" |
Ted Kremenek | ed12273 | 2010-11-16 01:56:27 +0000 | [diff] [blame] | 16 | #include "CXString.h" |
Chandler Carruth | f59edb9 | 2012-12-04 09:25:21 +0000 | [diff] [blame] | 17 | #include "CXTranslationUnit.h" |
Ted Kremenek | 95f3355 | 2010-08-26 01:42:22 +0000 | [diff] [blame] | 18 | #include "CXType.h" |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 19 | #include "clang/AST/Decl.h" |
| 20 | #include "clang/AST/DeclObjC.h" |
Douglas Gregor | 3f0fee3 | 2010-10-02 21:57:58 +0000 | [diff] [blame] | 21 | #include "clang/AST/DeclTemplate.h" |
Chandler Carruth | f59edb9 | 2012-12-04 09:25:21 +0000 | [diff] [blame] | 22 | #include "clang/AST/Expr.h" |
| 23 | #include "clang/AST/Type.h" |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 24 | #include "clang/Frontend/ASTUnit.h" |
| 25 | |
| 26 | using namespace clang; |
| 27 | |
| 28 | static CXTypeKind GetBuiltinTypeKind(const BuiltinType *BT) { |
| 29 | #define BTCASE(K) case BuiltinType::K: return CXType_##K |
| 30 | switch (BT->getKind()) { |
| 31 | BTCASE(Void); |
| 32 | BTCASE(Bool); |
| 33 | BTCASE(Char_U); |
| 34 | BTCASE(UChar); |
| 35 | BTCASE(Char16); |
| 36 | BTCASE(Char32); |
| 37 | BTCASE(UShort); |
| 38 | BTCASE(UInt); |
| 39 | BTCASE(ULong); |
| 40 | BTCASE(ULongLong); |
| 41 | BTCASE(UInt128); |
| 42 | BTCASE(Char_S); |
| 43 | BTCASE(SChar); |
Chris Lattner | 3f59c97 | 2010-12-25 23:25:43 +0000 | [diff] [blame] | 44 | case BuiltinType::WChar_S: return CXType_WChar; |
| 45 | case BuiltinType::WChar_U: return CXType_WChar; |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 46 | BTCASE(Short); |
| 47 | BTCASE(Int); |
| 48 | BTCASE(Long); |
| 49 | BTCASE(LongLong); |
| 50 | BTCASE(Int128); |
| 51 | BTCASE(Float); |
| 52 | BTCASE(Double); |
| 53 | BTCASE(LongDouble); |
| 54 | BTCASE(NullPtr); |
| 55 | BTCASE(Overload); |
| 56 | BTCASE(Dependent); |
| 57 | BTCASE(ObjCId); |
| 58 | BTCASE(ObjCClass); |
| 59 | BTCASE(ObjCSel); |
| 60 | default: |
| 61 | return CXType_Unexposed; |
| 62 | } |
| 63 | #undef BTCASE |
| 64 | } |
| 65 | |
| 66 | static CXTypeKind GetTypeKind(QualType T) { |
John McCall | f4c7371 | 2011-01-19 06:33:43 +0000 | [diff] [blame] | 67 | const Type *TP = T.getTypePtrOrNull(); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 68 | if (!TP) |
| 69 | return CXType_Invalid; |
| 70 | |
| 71 | #define TKCASE(K) case Type::K: return CXType_##K |
| 72 | switch (TP->getTypeClass()) { |
| 73 | case Type::Builtin: |
| 74 | return GetBuiltinTypeKind(cast<BuiltinType>(TP)); |
| 75 | TKCASE(Complex); |
| 76 | TKCASE(Pointer); |
| 77 | TKCASE(BlockPointer); |
| 78 | TKCASE(LValueReference); |
| 79 | TKCASE(RValueReference); |
| 80 | TKCASE(Record); |
| 81 | TKCASE(Enum); |
| 82 | TKCASE(Typedef); |
| 83 | TKCASE(ObjCInterface); |
| 84 | TKCASE(ObjCObjectPointer); |
Ted Kremenek | 04c3cf3 | 2010-06-21 20:15:39 +0000 | [diff] [blame] | 85 | TKCASE(FunctionNoProto); |
| 86 | TKCASE(FunctionProto); |
Argyrios Kyrtzidis | 5f0bfc5 | 2011-09-27 17:44:34 +0000 | [diff] [blame] | 87 | TKCASE(ConstantArray); |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 88 | TKCASE(Vector); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 89 | default: |
| 90 | return CXType_Unexposed; |
| 91 | } |
| 92 | #undef TKCASE |
| 93 | } |
| 94 | |
Ted Kremenek | 95f3355 | 2010-08-26 01:42:22 +0000 | [diff] [blame] | 95 | |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 96 | CXType cxtype::MakeCXType(QualType T, CXTranslationUnit TU) { |
Argyrios Kyrtzidis | ae5ac1f | 2012-05-08 01:22:12 +0000 | [diff] [blame] | 97 | CXTypeKind TK = CXType_Invalid; |
| 98 | |
Argyrios Kyrtzidis | 25bd279 | 2012-05-23 23:30:16 +0000 | [diff] [blame] | 99 | if (TU && !T.isNull()) { |
Argyrios Kyrtzidis | ae5ac1f | 2012-05-08 01:22:12 +0000 | [diff] [blame] | 100 | ASTContext &Ctx = static_cast<ASTUnit *>(TU->TUData)->getASTContext(); |
| 101 | if (Ctx.getLangOpts().ObjC1) { |
Argyrios Kyrtzidis | 25bd279 | 2012-05-23 23:30:16 +0000 | [diff] [blame] | 102 | QualType UnqualT = T.getUnqualifiedType(); |
| 103 | if (Ctx.isObjCIdType(UnqualT)) |
Argyrios Kyrtzidis | ae5ac1f | 2012-05-08 01:22:12 +0000 | [diff] [blame] | 104 | TK = CXType_ObjCId; |
Argyrios Kyrtzidis | 25bd279 | 2012-05-23 23:30:16 +0000 | [diff] [blame] | 105 | else if (Ctx.isObjCClassType(UnqualT)) |
Argyrios Kyrtzidis | ae5ac1f | 2012-05-08 01:22:12 +0000 | [diff] [blame] | 106 | TK = CXType_ObjCClass; |
Argyrios Kyrtzidis | 25bd279 | 2012-05-23 23:30:16 +0000 | [diff] [blame] | 107 | else if (Ctx.isObjCSelType(UnqualT)) |
Argyrios Kyrtzidis | ae5ac1f | 2012-05-08 01:22:12 +0000 | [diff] [blame] | 108 | TK = CXType_ObjCSel; |
| 109 | } |
| 110 | } |
| 111 | if (TK == CXType_Invalid) |
| 112 | TK = GetTypeKind(T); |
| 113 | |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 114 | CXType CT = { TK, { TK == CXType_Invalid ? 0 : T.getAsOpaquePtr(), TU }}; |
| 115 | return CT; |
| 116 | } |
| 117 | |
Ted Kremenek | 95f3355 | 2010-08-26 01:42:22 +0000 | [diff] [blame] | 118 | using cxtype::MakeCXType; |
| 119 | |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 120 | static inline QualType GetQualType(CXType CT) { |
| 121 | return QualType::getFromOpaquePtr(CT.data[0]); |
| 122 | } |
| 123 | |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 124 | static inline CXTranslationUnit GetTU(CXType CT) { |
| 125 | return static_cast<CXTranslationUnit>(CT.data[1]); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 126 | } |
| 127 | |
| 128 | extern "C" { |
| 129 | |
| 130 | CXType clang_getCursorType(CXCursor C) { |
Douglas Gregor | 3f0fee3 | 2010-10-02 21:57:58 +0000 | [diff] [blame] | 131 | using namespace cxcursor; |
| 132 | |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 133 | CXTranslationUnit TU = cxcursor::getCursorTU(C); |
Douglas Gregor | fbcfeea | 2011-01-24 18:44:28 +0000 | [diff] [blame] | 134 | ASTContext &Context = static_cast<ASTUnit *>(TU->TUData)->getASTContext(); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 135 | if (clang_isExpression(C.kind)) { |
| 136 | QualType T = cxcursor::getCursorExpr(C)->getType(); |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 137 | return MakeCXType(T, TU); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 138 | } |
| 139 | |
| 140 | if (clang_isDeclaration(C.kind)) { |
| 141 | Decl *D = cxcursor::getCursorDecl(C); |
Argyrios Kyrtzidis | 16ed0e6 | 2011-12-10 02:36:25 +0000 | [diff] [blame] | 142 | if (!D) |
| 143 | return MakeCXType(QualType(), TU); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 144 | |
| 145 | if (TypeDecl *TD = dyn_cast<TypeDecl>(D)) |
Douglas Gregor | fbcfeea | 2011-01-24 18:44:28 +0000 | [diff] [blame] | 146 | return MakeCXType(Context.getTypeDeclType(TD), TU); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 147 | if (ObjCInterfaceDecl *ID = dyn_cast<ObjCInterfaceDecl>(D)) |
Douglas Gregor | fbcfeea | 2011-01-24 18:44:28 +0000 | [diff] [blame] | 148 | return MakeCXType(Context.getObjCInterfaceType(ID), TU); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 149 | if (ValueDecl *VD = dyn_cast<ValueDecl>(D)) |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 150 | return MakeCXType(VD->getType(), TU); |
Ted Kremenek | 0d32a68 | 2010-06-21 19:41:40 +0000 | [diff] [blame] | 151 | if (ObjCPropertyDecl *PD = dyn_cast<ObjCPropertyDecl>(D)) |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 152 | return MakeCXType(PD->getType(), TU); |
Ted Kremenek | 04c3cf3 | 2010-06-21 20:15:39 +0000 | [diff] [blame] | 153 | if (FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 154 | return MakeCXType(FD->getType(), TU); |
| 155 | return MakeCXType(QualType(), TU); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 156 | } |
Douglas Gregor | 3f0fee3 | 2010-10-02 21:57:58 +0000 | [diff] [blame] | 157 | |
| 158 | if (clang_isReference(C.kind)) { |
| 159 | switch (C.kind) { |
Douglas Gregor | fbcfeea | 2011-01-24 18:44:28 +0000 | [diff] [blame] | 160 | case CXCursor_ObjCSuperClassRef: { |
| 161 | QualType T |
| 162 | = Context.getObjCInterfaceType(getCursorObjCSuperClassRef(C).first); |
| 163 | return MakeCXType(T, TU); |
| 164 | } |
| 165 | |
| 166 | case CXCursor_ObjCClassRef: { |
| 167 | QualType T = Context.getObjCInterfaceType(getCursorObjCClassRef(C).first); |
| 168 | return MakeCXType(T, TU); |
| 169 | } |
| 170 | |
| 171 | case CXCursor_TypeRef: { |
| 172 | QualType T = Context.getTypeDeclType(getCursorTypeRef(C).first); |
| 173 | return MakeCXType(T, TU); |
| 174 | |
| 175 | } |
Douglas Gregor | 3f0fee3 | 2010-10-02 21:57:58 +0000 | [diff] [blame] | 176 | |
| 177 | case CXCursor_CXXBaseSpecifier: |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 178 | return cxtype::MakeCXType(getCursorCXXBaseSpecifier(C)->getType(), TU); |
Douglas Gregor | 011d8b9 | 2012-02-15 00:54:55 +0000 | [diff] [blame] | 179 | |
| 180 | case CXCursor_MemberRef: |
| 181 | return cxtype::MakeCXType(getCursorMemberRef(C).first->getType(), TU); |
| 182 | |
| 183 | case CXCursor_VariableRef: |
| 184 | return cxtype::MakeCXType(getCursorVariableRef(C).first->getType(), TU); |
| 185 | |
| 186 | case CXCursor_ObjCProtocolRef: |
Douglas Gregor | 3f0fee3 | 2010-10-02 21:57:58 +0000 | [diff] [blame] | 187 | case CXCursor_TemplateRef: |
| 188 | case CXCursor_NamespaceRef: |
Douglas Gregor | 011d8b9 | 2012-02-15 00:54:55 +0000 | [diff] [blame] | 189 | case CXCursor_OverloadedDeclRef: |
Douglas Gregor | 3f0fee3 | 2010-10-02 21:57:58 +0000 | [diff] [blame] | 190 | default: |
| 191 | break; |
| 192 | } |
| 193 | |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 194 | return MakeCXType(QualType(), TU); |
Douglas Gregor | 3f0fee3 | 2010-10-02 21:57:58 +0000 | [diff] [blame] | 195 | } |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 196 | |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 197 | return MakeCXType(QualType(), TU); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 198 | } |
| 199 | |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 200 | CXType clang_getTypedefDeclUnderlyingType(CXCursor C) { |
| 201 | using namespace cxcursor; |
| 202 | CXTranslationUnit TU = cxcursor::getCursorTU(C); |
| 203 | |
| 204 | if (clang_isDeclaration(C.kind)) { |
| 205 | Decl *D = cxcursor::getCursorDecl(C); |
| 206 | |
Argyrios Kyrtzidis | 16ed0e6 | 2011-12-10 02:36:25 +0000 | [diff] [blame] | 207 | if (TypedefNameDecl *TD = dyn_cast_or_null<TypedefNameDecl>(D)) { |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 208 | QualType T = TD->getUnderlyingType(); |
| 209 | return MakeCXType(T, TU); |
| 210 | } |
| 211 | |
| 212 | return MakeCXType(QualType(), TU); |
| 213 | } |
| 214 | |
| 215 | return MakeCXType(QualType(), TU); |
| 216 | } |
| 217 | |
| 218 | CXType clang_getEnumDeclIntegerType(CXCursor C) { |
| 219 | using namespace cxcursor; |
| 220 | CXTranslationUnit TU = cxcursor::getCursorTU(C); |
| 221 | |
| 222 | if (clang_isDeclaration(C.kind)) { |
| 223 | Decl *D = cxcursor::getCursorDecl(C); |
| 224 | |
Argyrios Kyrtzidis | 16ed0e6 | 2011-12-10 02:36:25 +0000 | [diff] [blame] | 225 | if (EnumDecl *TD = dyn_cast_or_null<EnumDecl>(D)) { |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 226 | QualType T = TD->getIntegerType(); |
| 227 | return MakeCXType(T, TU); |
| 228 | } |
| 229 | |
| 230 | return MakeCXType(QualType(), TU); |
| 231 | } |
| 232 | |
| 233 | return MakeCXType(QualType(), TU); |
| 234 | } |
| 235 | |
| 236 | long long clang_getEnumConstantDeclValue(CXCursor C) { |
| 237 | using namespace cxcursor; |
| 238 | |
| 239 | if (clang_isDeclaration(C.kind)) { |
| 240 | Decl *D = cxcursor::getCursorDecl(C); |
| 241 | |
Argyrios Kyrtzidis | 16ed0e6 | 2011-12-10 02:36:25 +0000 | [diff] [blame] | 242 | if (EnumConstantDecl *TD = dyn_cast_or_null<EnumConstantDecl>(D)) { |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 243 | return TD->getInitVal().getSExtValue(); |
| 244 | } |
| 245 | |
| 246 | return LLONG_MIN; |
| 247 | } |
| 248 | |
| 249 | return LLONG_MIN; |
| 250 | } |
| 251 | |
| 252 | unsigned long long clang_getEnumConstantDeclUnsignedValue(CXCursor C) { |
| 253 | using namespace cxcursor; |
| 254 | |
| 255 | if (clang_isDeclaration(C.kind)) { |
| 256 | Decl *D = cxcursor::getCursorDecl(C); |
| 257 | |
Argyrios Kyrtzidis | 16ed0e6 | 2011-12-10 02:36:25 +0000 | [diff] [blame] | 258 | if (EnumConstantDecl *TD = dyn_cast_or_null<EnumConstantDecl>(D)) { |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 259 | return TD->getInitVal().getZExtValue(); |
| 260 | } |
| 261 | |
| 262 | return ULLONG_MAX; |
| 263 | } |
| 264 | |
| 265 | return ULLONG_MAX; |
| 266 | } |
| 267 | |
Dmitri Gribenko | 1eb6082 | 2012-12-04 15:13:46 +0000 | [diff] [blame] | 268 | int clang_getFieldDeclBitWidth(CXCursor C) { |
| 269 | using namespace cxcursor; |
| 270 | |
| 271 | if (clang_isDeclaration(C.kind)) { |
| 272 | Decl *D = getCursorDecl(C); |
| 273 | |
| 274 | if (FieldDecl *FD = dyn_cast_or_null<FieldDecl>(D)) { |
| 275 | if (FD->isBitField()) |
| 276 | return FD->getBitWidthValue(getCursorContext(C)); |
| 277 | } |
| 278 | } |
| 279 | |
| 280 | return -1; |
| 281 | } |
| 282 | |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 283 | CXType clang_getCanonicalType(CXType CT) { |
| 284 | if (CT.kind == CXType_Invalid) |
| 285 | return CT; |
| 286 | |
| 287 | QualType T = GetQualType(CT); |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 288 | CXTranslationUnit TU = GetTU(CT); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 289 | |
| 290 | if (T.isNull()) |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 291 | return MakeCXType(QualType(), GetTU(CT)); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 292 | |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 293 | ASTUnit *AU = static_cast<ASTUnit*>(TU->TUData); |
| 294 | return MakeCXType(AU->getASTContext().getCanonicalType(T), TU); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 295 | } |
| 296 | |
Douglas Gregor | e72fb6f | 2011-01-27 16:27:11 +0000 | [diff] [blame] | 297 | unsigned clang_isConstQualifiedType(CXType CT) { |
| 298 | QualType T = GetQualType(CT); |
| 299 | return T.isLocalConstQualified(); |
| 300 | } |
| 301 | |
| 302 | unsigned clang_isVolatileQualifiedType(CXType CT) { |
| 303 | QualType T = GetQualType(CT); |
| 304 | return T.isLocalVolatileQualified(); |
| 305 | } |
| 306 | |
| 307 | unsigned clang_isRestrictQualifiedType(CXType CT) { |
| 308 | QualType T = GetQualType(CT); |
| 309 | return T.isLocalRestrictQualified(); |
| 310 | } |
| 311 | |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 312 | CXType clang_getPointeeType(CXType CT) { |
| 313 | QualType T = GetQualType(CT); |
John McCall | f4c7371 | 2011-01-19 06:33:43 +0000 | [diff] [blame] | 314 | const Type *TP = T.getTypePtrOrNull(); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 315 | |
| 316 | if (!TP) |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 317 | return MakeCXType(QualType(), GetTU(CT)); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 318 | |
| 319 | switch (TP->getTypeClass()) { |
| 320 | case Type::Pointer: |
| 321 | T = cast<PointerType>(TP)->getPointeeType(); |
| 322 | break; |
| 323 | case Type::BlockPointer: |
| 324 | T = cast<BlockPointerType>(TP)->getPointeeType(); |
| 325 | break; |
| 326 | case Type::LValueReference: |
| 327 | case Type::RValueReference: |
| 328 | T = cast<ReferenceType>(TP)->getPointeeType(); |
| 329 | break; |
| 330 | case Type::ObjCObjectPointer: |
| 331 | T = cast<ObjCObjectPointerType>(TP)->getPointeeType(); |
| 332 | break; |
| 333 | default: |
| 334 | T = QualType(); |
| 335 | break; |
| 336 | } |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 337 | return MakeCXType(T, GetTU(CT)); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 338 | } |
| 339 | |
| 340 | CXCursor clang_getTypeDeclaration(CXType CT) { |
Ted Kremenek | b3da539 | 2010-05-29 20:01:52 +0000 | [diff] [blame] | 341 | if (CT.kind == CXType_Invalid) |
| 342 | return cxcursor::MakeCXCursorInvalid(CXCursor_NoDeclFound); |
| 343 | |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 344 | QualType T = GetQualType(CT); |
John McCall | f4c7371 | 2011-01-19 06:33:43 +0000 | [diff] [blame] | 345 | const Type *TP = T.getTypePtrOrNull(); |
Ted Kremenek | b3da539 | 2010-05-29 20:01:52 +0000 | [diff] [blame] | 346 | |
| 347 | if (!TP) |
| 348 | return cxcursor::MakeCXCursorInvalid(CXCursor_NoDeclFound); |
| 349 | |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 350 | Decl *D = 0; |
| 351 | |
Douglas Gregor | 3f0fee3 | 2010-10-02 21:57:58 +0000 | [diff] [blame] | 352 | try_again: |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 353 | switch (TP->getTypeClass()) { |
Douglas Gregor | 3f0fee3 | 2010-10-02 21:57:58 +0000 | [diff] [blame] | 354 | case Type::Typedef: |
| 355 | D = cast<TypedefType>(TP)->getDecl(); |
| 356 | break; |
| 357 | case Type::ObjCObject: |
| 358 | D = cast<ObjCObjectType>(TP)->getInterface(); |
| 359 | break; |
| 360 | case Type::ObjCInterface: |
| 361 | D = cast<ObjCInterfaceType>(TP)->getDecl(); |
| 362 | break; |
| 363 | case Type::Record: |
| 364 | case Type::Enum: |
| 365 | D = cast<TagType>(TP)->getDecl(); |
| 366 | break; |
| 367 | case Type::TemplateSpecialization: |
| 368 | if (const RecordType *Record = TP->getAs<RecordType>()) |
| 369 | D = Record->getDecl(); |
| 370 | else |
| 371 | D = cast<TemplateSpecializationType>(TP)->getTemplateName() |
| 372 | .getAsTemplateDecl(); |
| 373 | break; |
| 374 | |
| 375 | case Type::InjectedClassName: |
| 376 | D = cast<InjectedClassNameType>(TP)->getDecl(); |
| 377 | break; |
| 378 | |
| 379 | // FIXME: Template type parameters! |
| 380 | |
| 381 | case Type::Elaborated: |
Douglas Gregor | 1ab55e9 | 2010-12-10 17:03:06 +0000 | [diff] [blame] | 382 | TP = cast<ElaboratedType>(TP)->getNamedType().getTypePtrOrNull(); |
Douglas Gregor | 3f0fee3 | 2010-10-02 21:57:58 +0000 | [diff] [blame] | 383 | goto try_again; |
| 384 | |
| 385 | default: |
| 386 | break; |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 387 | } |
| 388 | |
| 389 | if (!D) |
| 390 | return cxcursor::MakeCXCursorInvalid(CXCursor_NoDeclFound); |
| 391 | |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 392 | return cxcursor::MakeCXCursor(D, GetTU(CT)); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 393 | } |
| 394 | |
| 395 | CXString clang_getTypeKindSpelling(enum CXTypeKind K) { |
| 396 | const char *s = 0; |
| 397 | #define TKIND(X) case CXType_##X: s = "" #X ""; break |
| 398 | switch (K) { |
| 399 | TKIND(Invalid); |
| 400 | TKIND(Unexposed); |
| 401 | TKIND(Void); |
| 402 | TKIND(Bool); |
| 403 | TKIND(Char_U); |
| 404 | TKIND(UChar); |
| 405 | TKIND(Char16); |
| 406 | TKIND(Char32); |
| 407 | TKIND(UShort); |
| 408 | TKIND(UInt); |
| 409 | TKIND(ULong); |
| 410 | TKIND(ULongLong); |
| 411 | TKIND(UInt128); |
| 412 | TKIND(Char_S); |
| 413 | TKIND(SChar); |
Chris Lattner | 3f59c97 | 2010-12-25 23:25:43 +0000 | [diff] [blame] | 414 | case CXType_WChar: s = "WChar"; break; |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 415 | TKIND(Short); |
| 416 | TKIND(Int); |
| 417 | TKIND(Long); |
| 418 | TKIND(LongLong); |
| 419 | TKIND(Int128); |
| 420 | TKIND(Float); |
| 421 | TKIND(Double); |
| 422 | TKIND(LongDouble); |
| 423 | TKIND(NullPtr); |
| 424 | TKIND(Overload); |
| 425 | TKIND(Dependent); |
| 426 | TKIND(ObjCId); |
| 427 | TKIND(ObjCClass); |
| 428 | TKIND(ObjCSel); |
| 429 | TKIND(Complex); |
| 430 | TKIND(Pointer); |
| 431 | TKIND(BlockPointer); |
| 432 | TKIND(LValueReference); |
| 433 | TKIND(RValueReference); |
| 434 | TKIND(Record); |
| 435 | TKIND(Enum); |
| 436 | TKIND(Typedef); |
| 437 | TKIND(ObjCInterface); |
| 438 | TKIND(ObjCObjectPointer); |
Ted Kremenek | 04c3cf3 | 2010-06-21 20:15:39 +0000 | [diff] [blame] | 439 | TKIND(FunctionNoProto); |
| 440 | TKIND(FunctionProto); |
Argyrios Kyrtzidis | 5f0bfc5 | 2011-09-27 17:44:34 +0000 | [diff] [blame] | 441 | TKIND(ConstantArray); |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 442 | TKIND(Vector); |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 443 | } |
| 444 | #undef TKIND |
| 445 | return cxstring::createCXString(s); |
| 446 | } |
| 447 | |
| 448 | unsigned clang_equalTypes(CXType A, CXType B) { |
| 449 | return A.data[0] == B.data[0] && A.data[1] == B.data[1];; |
| 450 | } |
| 451 | |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 452 | unsigned clang_isFunctionTypeVariadic(CXType X) { |
| 453 | QualType T = GetQualType(X); |
| 454 | if (T.isNull()) |
| 455 | return 0; |
| 456 | |
| 457 | if (const FunctionProtoType *FD = T->getAs<FunctionProtoType>()) |
| 458 | return (unsigned)FD->isVariadic(); |
| 459 | |
| 460 | if (T->getAs<FunctionNoProtoType>()) |
| 461 | return 1; |
| 462 | |
| 463 | return 0; |
| 464 | } |
| 465 | |
| 466 | CXCallingConv clang_getFunctionTypeCallingConv(CXType X) { |
| 467 | QualType T = GetQualType(X); |
| 468 | if (T.isNull()) |
| 469 | return CXCallingConv_Invalid; |
| 470 | |
| 471 | if (const FunctionType *FD = T->getAs<FunctionType>()) { |
| 472 | #define TCALLINGCONV(X) case CC_##X: return CXCallingConv_##X |
| 473 | switch (FD->getCallConv()) { |
| 474 | TCALLINGCONV(Default); |
| 475 | TCALLINGCONV(C); |
| 476 | TCALLINGCONV(X86StdCall); |
| 477 | TCALLINGCONV(X86FastCall); |
| 478 | TCALLINGCONV(X86ThisCall); |
| 479 | TCALLINGCONV(X86Pascal); |
| 480 | TCALLINGCONV(AAPCS); |
| 481 | TCALLINGCONV(AAPCS_VFP); |
Derek Schuff | 263366f | 2012-10-16 22:30:41 +0000 | [diff] [blame] | 482 | TCALLINGCONV(PnaclCall); |
Guy Benyei | 3898008 | 2012-12-25 08:53:55 +0000 | [diff] [blame] | 483 | TCALLINGCONV(IntelOclBicc); |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 484 | } |
| 485 | #undef TCALLINGCONV |
| 486 | } |
| 487 | |
| 488 | return CXCallingConv_Invalid; |
| 489 | } |
| 490 | |
Argyrios Kyrtzidis | d98ef9a | 2012-04-11 19:32:19 +0000 | [diff] [blame] | 491 | int clang_getNumArgTypes(CXType X) { |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 492 | QualType T = GetQualType(X); |
| 493 | if (T.isNull()) |
Argyrios Kyrtzidis | d98ef9a | 2012-04-11 19:32:19 +0000 | [diff] [blame] | 494 | return -1; |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 495 | |
| 496 | if (const FunctionProtoType *FD = T->getAs<FunctionProtoType>()) { |
| 497 | return FD->getNumArgs(); |
| 498 | } |
| 499 | |
| 500 | if (T->getAs<FunctionNoProtoType>()) { |
| 501 | return 0; |
| 502 | } |
| 503 | |
Argyrios Kyrtzidis | d98ef9a | 2012-04-11 19:32:19 +0000 | [diff] [blame] | 504 | return -1; |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 505 | } |
| 506 | |
| 507 | CXType clang_getArgType(CXType X, unsigned i) { |
| 508 | QualType T = GetQualType(X); |
| 509 | if (T.isNull()) |
| 510 | return MakeCXType(QualType(), GetTU(X)); |
| 511 | |
| 512 | if (const FunctionProtoType *FD = T->getAs<FunctionProtoType>()) { |
| 513 | unsigned numArgs = FD->getNumArgs(); |
| 514 | if (i >= numArgs) |
| 515 | return MakeCXType(QualType(), GetTU(X)); |
| 516 | |
| 517 | return MakeCXType(FD->getArgType(i), GetTU(X)); |
| 518 | } |
| 519 | |
| 520 | return MakeCXType(QualType(), GetTU(X)); |
| 521 | } |
| 522 | |
Ted Kremenek | 04c3cf3 | 2010-06-21 20:15:39 +0000 | [diff] [blame] | 523 | CXType clang_getResultType(CXType X) { |
| 524 | QualType T = GetQualType(X); |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 525 | if (T.isNull()) |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 526 | return MakeCXType(QualType(), GetTU(X)); |
Ted Kremenek | 04c3cf3 | 2010-06-21 20:15:39 +0000 | [diff] [blame] | 527 | |
| 528 | if (const FunctionType *FD = T->getAs<FunctionType>()) |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 529 | return MakeCXType(FD->getResultType(), GetTU(X)); |
Ted Kremenek | 04c3cf3 | 2010-06-21 20:15:39 +0000 | [diff] [blame] | 530 | |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 531 | return MakeCXType(QualType(), GetTU(X)); |
Ted Kremenek | 04c3cf3 | 2010-06-21 20:15:39 +0000 | [diff] [blame] | 532 | } |
| 533 | |
Ted Kremenek | 9a14084 | 2010-06-21 20:48:56 +0000 | [diff] [blame] | 534 | CXType clang_getCursorResultType(CXCursor C) { |
| 535 | if (clang_isDeclaration(C.kind)) { |
| 536 | Decl *D = cxcursor::getCursorDecl(C); |
Argyrios Kyrtzidis | 16ed0e6 | 2011-12-10 02:36:25 +0000 | [diff] [blame] | 537 | if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(D)) |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 538 | return MakeCXType(MD->getResultType(), cxcursor::getCursorTU(C)); |
Ted Kremenek | 9a14084 | 2010-06-21 20:48:56 +0000 | [diff] [blame] | 539 | |
| 540 | return clang_getResultType(clang_getCursorType(C)); |
| 541 | } |
| 542 | |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 543 | return MakeCXType(QualType(), cxcursor::getCursorTU(C)); |
Ted Kremenek | 9a14084 | 2010-06-21 20:48:56 +0000 | [diff] [blame] | 544 | } |
| 545 | |
Ted Kremenek | 3ce9e7d | 2010-07-30 00:14:11 +0000 | [diff] [blame] | 546 | unsigned clang_isPODType(CXType X) { |
| 547 | QualType T = GetQualType(X); |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 548 | if (T.isNull()) |
Ted Kremenek | 3ce9e7d | 2010-07-30 00:14:11 +0000 | [diff] [blame] | 549 | return 0; |
John McCall | f85e193 | 2011-06-15 23:02:42 +0000 | [diff] [blame] | 550 | |
| 551 | CXTranslationUnit TU = GetTU(X); |
| 552 | ASTUnit *AU = static_cast<ASTUnit*>(TU->TUData); |
| 553 | |
| 554 | return T.isPODType(AU->getASTContext()) ? 1 : 0; |
Ted Kremenek | 3ce9e7d | 2010-07-30 00:14:11 +0000 | [diff] [blame] | 555 | } |
| 556 | |
Argyrios Kyrtzidis | 84b7964 | 2011-12-06 22:05:01 +0000 | [diff] [blame] | 557 | CXType clang_getElementType(CXType CT) { |
| 558 | QualType ET = QualType(); |
| 559 | QualType T = GetQualType(CT); |
| 560 | const Type *TP = T.getTypePtrOrNull(); |
| 561 | |
| 562 | if (TP) { |
| 563 | switch (TP->getTypeClass()) { |
| 564 | case Type::ConstantArray: |
| 565 | ET = cast<ConstantArrayType> (TP)->getElementType(); |
| 566 | break; |
| 567 | case Type::Vector: |
| 568 | ET = cast<VectorType> (TP)->getElementType(); |
| 569 | break; |
| 570 | case Type::Complex: |
| 571 | ET = cast<ComplexType> (TP)->getElementType(); |
| 572 | break; |
| 573 | default: |
| 574 | break; |
| 575 | } |
| 576 | } |
| 577 | return MakeCXType(ET, GetTU(CT)); |
| 578 | } |
| 579 | |
| 580 | long long clang_getNumElements(CXType CT) { |
| 581 | long long result = -1; |
| 582 | QualType T = GetQualType(CT); |
| 583 | const Type *TP = T.getTypePtrOrNull(); |
| 584 | |
| 585 | if (TP) { |
| 586 | switch (TP->getTypeClass()) { |
| 587 | case Type::ConstantArray: |
| 588 | result = cast<ConstantArrayType> (TP)->getSize().getSExtValue(); |
| 589 | break; |
| 590 | case Type::Vector: |
| 591 | result = cast<VectorType> (TP)->getNumElements(); |
| 592 | break; |
| 593 | default: |
| 594 | break; |
| 595 | } |
| 596 | } |
| 597 | return result; |
| 598 | } |
| 599 | |
Argyrios Kyrtzidis | 5f0bfc5 | 2011-09-27 17:44:34 +0000 | [diff] [blame] | 600 | CXType clang_getArrayElementType(CXType CT) { |
| 601 | QualType ET = QualType(); |
| 602 | QualType T = GetQualType(CT); |
| 603 | const Type *TP = T.getTypePtrOrNull(); |
| 604 | |
| 605 | if (TP) { |
| 606 | switch (TP->getTypeClass()) { |
| 607 | case Type::ConstantArray: |
| 608 | ET = cast<ConstantArrayType> (TP)->getElementType(); |
| 609 | break; |
| 610 | default: |
| 611 | break; |
| 612 | } |
| 613 | } |
| 614 | return MakeCXType(ET, GetTU(CT)); |
| 615 | } |
| 616 | |
| 617 | long long clang_getArraySize(CXType CT) { |
| 618 | long long result = -1; |
| 619 | QualType T = GetQualType(CT); |
| 620 | const Type *TP = T.getTypePtrOrNull(); |
| 621 | |
| 622 | if (TP) { |
| 623 | switch (TP->getTypeClass()) { |
| 624 | case Type::ConstantArray: |
| 625 | result = cast<ConstantArrayType> (TP)->getSize().getSExtValue(); |
| 626 | break; |
| 627 | default: |
| 628 | break; |
| 629 | } |
| 630 | } |
| 631 | return result; |
| 632 | } |
| 633 | |
David Chisnall | 5389f48 | 2010-12-30 14:05:53 +0000 | [diff] [blame] | 634 | CXString clang_getDeclObjCTypeEncoding(CXCursor C) { |
Argyrios Kyrtzidis | 6a01012 | 2012-10-05 00:22:24 +0000 | [diff] [blame] | 635 | if (!clang_isDeclaration(C.kind)) |
David Chisnall | 5389f48 | 2010-12-30 14:05:53 +0000 | [diff] [blame] | 636 | return cxstring::createCXString(""); |
| 637 | |
| 638 | Decl *D = static_cast<Decl*>(C.data[0]); |
| 639 | CXTranslationUnit TU = static_cast<CXTranslationUnit>(C.data[2]); |
| 640 | ASTUnit *AU = static_cast<ASTUnit*>(TU->TUData); |
| 641 | ASTContext &Ctx = AU->getASTContext(); |
| 642 | std::string encoding; |
| 643 | |
Douglas Gregor | f968d83 | 2011-05-27 01:19:52 +0000 | [diff] [blame] | 644 | if (ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(D)) { |
| 645 | if (Ctx.getObjCEncodingForMethodDecl(OMD, encoding)) |
| 646 | return cxstring::createCXString("?"); |
| 647 | } else if (ObjCPropertyDecl *OPD = dyn_cast<ObjCPropertyDecl>(D)) |
David Chisnall | 5389f48 | 2010-12-30 14:05:53 +0000 | [diff] [blame] | 648 | Ctx.getObjCEncodingForPropertyDecl(OPD, NULL, encoding); |
| 649 | else if (FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) |
| 650 | Ctx.getObjCEncodingForFunctionDecl(FD, encoding); |
| 651 | else { |
| 652 | QualType Ty; |
| 653 | if (TypeDecl *TD = dyn_cast<TypeDecl>(D)) |
Douglas Gregor | fbcfeea | 2011-01-24 18:44:28 +0000 | [diff] [blame] | 654 | Ty = Ctx.getTypeDeclType(TD); |
David Chisnall | 5389f48 | 2010-12-30 14:05:53 +0000 | [diff] [blame] | 655 | if (ValueDecl *VD = dyn_cast<ValueDecl>(D)) |
| 656 | Ty = VD->getType(); |
| 657 | else return cxstring::createCXString("?"); |
| 658 | Ctx.getObjCEncodingForType(Ty, encoding); |
| 659 | } |
| 660 | |
| 661 | return cxstring::createCXString(encoding); |
| 662 | } |
| 663 | |
Ted Kremenek | 8e0ac17 | 2010-05-14 21:29:26 +0000 | [diff] [blame] | 664 | } // end: extern "C" |