Ted Kremenek | d2fa566 | 2009-08-26 22:36:44 +0000 | [diff] [blame] | 1 | //===- CIndex.cpp - Clang-C Source Indexing Library -----------------------===// |
| 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. |
Daniel Dunbar | 0d7dd22 | 2009-11-30 20:42:43 +0000 | [diff] [blame] | 7 | // |
Ted Kremenek | d2fa566 | 2009-08-26 22:36:44 +0000 | [diff] [blame] | 8 | //===----------------------------------------------------------------------===// |
| 9 | // |
Ted Kremenek | ab18893 | 2010-01-05 19:32:54 +0000 | [diff] [blame] | 10 | // This file implements the main API hooks in the Clang-C Source Indexing |
| 11 | // library. |
Ted Kremenek | d2fa566 | 2009-08-26 22:36:44 +0000 | [diff] [blame] | 12 | // |
| 13 | //===----------------------------------------------------------------------===// |
| 14 | |
Ted Kremenek | ab18893 | 2010-01-05 19:32:54 +0000 | [diff] [blame] | 15 | #include "CIndexer.h" |
Ted Kremenek | 16c440a | 2010-01-15 20:35:54 +0000 | [diff] [blame] | 16 | #include "CXCursor.h" |
Ted Kremenek | 95f3355 | 2010-08-26 01:42:22 +0000 | [diff] [blame] | 17 | #include "CXType.h" |
Ted Kremenek | a297de2 | 2010-01-25 22:34:44 +0000 | [diff] [blame] | 18 | #include "CXSourceLocation.h" |
Douglas Gregor | 5352ac0 | 2010-01-28 00:27:43 +0000 | [diff] [blame] | 19 | #include "CIndexDiagnostic.h" |
Ted Kremenek | ab18893 | 2010-01-05 19:32:54 +0000 | [diff] [blame] | 20 | |
Ted Kremenek | 04bb716 | 2010-01-22 22:44:15 +0000 | [diff] [blame] | 21 | #include "clang/Basic/Version.h" |
Douglas Gregor | 936ea3b | 2010-01-28 00:56:43 +0000 | [diff] [blame] | 22 | |
Steve Naroff | 5039819 | 2009-08-28 15:28:48 +0000 | [diff] [blame] | 23 | #include "clang/AST/DeclVisitor.h" |
Steve Naroff | fb57042 | 2009-09-22 19:25:29 +0000 | [diff] [blame] | 24 | #include "clang/AST/StmtVisitor.h" |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 25 | #include "clang/AST/TypeLocVisitor.h" |
Benjamin Kramer | b846deb | 2010-04-12 19:45:50 +0000 | [diff] [blame] | 26 | #include "clang/Basic/Diagnostic.h" |
| 27 | #include "clang/Frontend/ASTUnit.h" |
| 28 | #include "clang/Frontend/CompilerInstance.h" |
Douglas Gregor | 936ea3b | 2010-01-28 00:56:43 +0000 | [diff] [blame] | 29 | #include "clang/Frontend/FrontendDiagnostic.h" |
Ted Kremenek | d821065 | 2010-01-06 23:43:31 +0000 | [diff] [blame] | 30 | #include "clang/Lex/Lexer.h" |
Benjamin Kramer | b846deb | 2010-04-12 19:45:50 +0000 | [diff] [blame] | 31 | #include "clang/Lex/PreprocessingRecord.h" |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 32 | #include "clang/Lex/Preprocessor.h" |
Douglas Gregor | a67e03f | 2010-09-09 21:42:20 +0000 | [diff] [blame] | 33 | #include "llvm/ADT/STLExtras.h" |
Ted Kremenek | d8c370c | 2010-11-02 23:10:24 +0000 | [diff] [blame] | 34 | #include "llvm/ADT/Optional.h" |
| 35 | #include "clang/Analysis/Support/SaveAndRestore.h" |
Daniel Dunbar | c7df4f3 | 2010-08-18 18:43:14 +0000 | [diff] [blame] | 36 | #include "llvm/Support/CrashRecoveryContext.h" |
Daniel Dunbar | 48615ff | 2010-10-08 19:30:33 +0000 | [diff] [blame] | 37 | #include "llvm/Support/PrettyStackTrace.h" |
Douglas Gregor | 0246575 | 2009-10-16 21:24:31 +0000 | [diff] [blame] | 38 | #include "llvm/Support/MemoryBuffer.h" |
Douglas Gregor | 358559d | 2010-10-02 22:49:11 +0000 | [diff] [blame] | 39 | #include "llvm/Support/raw_ostream.h" |
Douglas Gregor | 7a07fcb | 2010-08-09 21:00:09 +0000 | [diff] [blame] | 40 | #include "llvm/Support/Timer.h" |
Douglas Gregor | 8c8d541 | 2010-09-24 21:18:36 +0000 | [diff] [blame] | 41 | #include "llvm/System/Mutex.h" |
Benjamin Kramer | 0829a83 | 2009-10-18 11:19:36 +0000 | [diff] [blame] | 42 | #include "llvm/System/Program.h" |
Douglas Gregor | 0a812cf | 2010-02-18 23:07:20 +0000 | [diff] [blame] | 43 | #include "llvm/System/Signals.h" |
Douglas Gregor | 8c8d541 | 2010-09-24 21:18:36 +0000 | [diff] [blame] | 44 | #include "llvm/System/Threading.h" |
Ted Kremenek | fc06221 | 2009-10-19 21:44:57 +0000 | [diff] [blame] | 45 | |
Benjamin Kramer | c2a9816 | 2010-03-13 21:22:49 +0000 | [diff] [blame] | 46 | // Needed to define L_TMPNAM on some systems. |
| 47 | #include <cstdio> |
| 48 | |
Steve Naroff | 5039819 | 2009-08-28 15:28:48 +0000 | [diff] [blame] | 49 | using namespace clang; |
Ted Kremenek | 16c440a | 2010-01-15 20:35:54 +0000 | [diff] [blame] | 50 | using namespace clang::cxcursor; |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 51 | using namespace clang::cxstring; |
Steve Naroff | 5039819 | 2009-08-28 15:28:48 +0000 | [diff] [blame] | 52 | |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 53 | /// \brief The result of comparing two source ranges. |
| 54 | enum RangeComparisonResult { |
| 55 | /// \brief Either the ranges overlap or one of the ranges is invalid. |
| 56 | RangeOverlap, |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 57 | |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 58 | /// \brief The first range ends before the second range starts. |
| 59 | RangeBefore, |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 60 | |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 61 | /// \brief The first range starts after the second range ends. |
| 62 | RangeAfter |
| 63 | }; |
| 64 | |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 65 | /// \brief Compare two source ranges to determine their relative position in |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 66 | /// the translation unit. |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 67 | static RangeComparisonResult RangeCompare(SourceManager &SM, |
| 68 | SourceRange R1, |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 69 | SourceRange R2) { |
| 70 | assert(R1.isValid() && "First range is invalid?"); |
| 71 | assert(R2.isValid() && "Second range is invalid?"); |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 72 | if (R1.getEnd() != R2.getBegin() && |
Daniel Dunbar | d52864b | 2010-02-14 10:02:57 +0000 | [diff] [blame] | 73 | SM.isBeforeInTranslationUnit(R1.getEnd(), R2.getBegin())) |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 74 | return RangeBefore; |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 75 | if (R2.getEnd() != R1.getBegin() && |
Daniel Dunbar | d52864b | 2010-02-14 10:02:57 +0000 | [diff] [blame] | 76 | SM.isBeforeInTranslationUnit(R2.getEnd(), R1.getBegin())) |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 77 | return RangeAfter; |
| 78 | return RangeOverlap; |
| 79 | } |
| 80 | |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 81 | /// \brief Determine if a source location falls within, before, or after a |
| 82 | /// a given source range. |
| 83 | static RangeComparisonResult LocationCompare(SourceManager &SM, |
| 84 | SourceLocation L, SourceRange R) { |
| 85 | assert(R.isValid() && "First range is invalid?"); |
| 86 | assert(L.isValid() && "Second range is invalid?"); |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 87 | if (L == R.getBegin() || L == R.getEnd()) |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 88 | return RangeOverlap; |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 89 | if (SM.isBeforeInTranslationUnit(L, R.getBegin())) |
| 90 | return RangeBefore; |
| 91 | if (SM.isBeforeInTranslationUnit(R.getEnd(), L)) |
| 92 | return RangeAfter; |
| 93 | return RangeOverlap; |
| 94 | } |
| 95 | |
Daniel Dunbar | 76dd3c2 | 2010-02-14 01:47:29 +0000 | [diff] [blame] | 96 | /// \brief Translate a Clang source range into a CIndex source range. |
| 97 | /// |
| 98 | /// Clang internally represents ranges where the end location points to the |
| 99 | /// start of the token at the end. However, for external clients it is more |
| 100 | /// useful to have a CXSourceRange be a proper half-open interval. This routine |
| 101 | /// does the appropriate translation. |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 102 | CXSourceRange cxloc::translateSourceRange(const SourceManager &SM, |
Daniel Dunbar | 76dd3c2 | 2010-02-14 01:47:29 +0000 | [diff] [blame] | 103 | const LangOptions &LangOpts, |
Chris Lattner | 0a76aae | 2010-06-18 22:45:06 +0000 | [diff] [blame] | 104 | const CharSourceRange &R) { |
Daniel Dunbar | 76dd3c2 | 2010-02-14 01:47:29 +0000 | [diff] [blame] | 105 | // We want the last character in this location, so we will adjust the |
Douglas Gregor | 6a5a23f | 2010-03-19 21:51:54 +0000 | [diff] [blame] | 106 | // location accordingly. |
Daniel Dunbar | 76dd3c2 | 2010-02-14 01:47:29 +0000 | [diff] [blame] | 107 | SourceLocation EndLoc = R.getEnd(); |
Douglas Gregor | a9b06d4 | 2010-11-09 06:24:54 +0000 | [diff] [blame] | 108 | if (EndLoc.isValid() && EndLoc.isMacroID()) |
| 109 | EndLoc = SM.getSpellingLoc(EndLoc); |
Chris Lattner | 0a76aae | 2010-06-18 22:45:06 +0000 | [diff] [blame] | 110 | if (R.isTokenRange() && !EndLoc.isInvalid() && EndLoc.isFileID()) { |
Douglas Gregor | 6a5a23f | 2010-03-19 21:51:54 +0000 | [diff] [blame] | 111 | unsigned Length = Lexer::MeasureTokenLength(EndLoc, SM, LangOpts); |
Daniel Dunbar | 76dd3c2 | 2010-02-14 01:47:29 +0000 | [diff] [blame] | 112 | EndLoc = EndLoc.getFileLocWithOffset(Length); |
| 113 | } |
| 114 | |
| 115 | CXSourceRange Result = { { (void *)&SM, (void *)&LangOpts }, |
| 116 | R.getBegin().getRawEncoding(), |
| 117 | EndLoc.getRawEncoding() }; |
| 118 | return Result; |
| 119 | } |
Douglas Gregor | 1db19de | 2010-01-19 21:36:55 +0000 | [diff] [blame] | 120 | |
Ted Kremenek | 8a8da7d | 2010-01-06 03:42:32 +0000 | [diff] [blame] | 121 | //===----------------------------------------------------------------------===// |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 122 | // Cursor visitor. |
Ted Kremenek | 8a8da7d | 2010-01-06 03:42:32 +0000 | [diff] [blame] | 123 | //===----------------------------------------------------------------------===// |
| 124 | |
Steve Naroff | 89922f8 | 2009-08-31 00:59:03 +0000 | [diff] [blame] | 125 | namespace { |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 126 | |
| 127 | class VisitorJob { |
| 128 | public: |
Ted Kremenek | cdb4caf | 2010-11-12 21:34:12 +0000 | [diff] [blame] | 129 | enum Kind { DeclVisitKind, StmtVisitKind, MemberExprPartsKind, |
Ted Kremenek | 6045878 | 2010-11-12 21:34:16 +0000 | [diff] [blame] | 130 | TypeLocVisitKind, OverloadExprPartsKind }; |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 131 | protected: |
Ted Kremenek | cdb4caf | 2010-11-12 21:34:12 +0000 | [diff] [blame] | 132 | void *dataA; |
| 133 | void *dataB; |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 134 | CXCursor parent; |
| 135 | Kind K; |
Ted Kremenek | cdb4caf | 2010-11-12 21:34:12 +0000 | [diff] [blame] | 136 | VisitorJob(CXCursor C, Kind k, void *d1, void *d2 = 0) |
| 137 | : dataA(d1), dataB(d2), parent(C), K(k) {} |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 138 | public: |
| 139 | Kind getKind() const { return K; } |
| 140 | const CXCursor &getParent() const { return parent; } |
| 141 | static bool classof(VisitorJob *VJ) { return true; } |
| 142 | }; |
| 143 | |
| 144 | typedef llvm::SmallVector<VisitorJob, 10> VisitorWorkList; |
| 145 | |
| 146 | #define DEF_JOB(NAME, DATA, KIND)\ |
| 147 | class NAME : public VisitorJob {\ |
| 148 | public:\ |
Ted Kremenek | cdb4caf | 2010-11-12 21:34:12 +0000 | [diff] [blame] | 149 | NAME(DATA *d, CXCursor parent) : VisitorJob(parent, VisitorJob::KIND, d) {} \ |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 150 | static bool classof(const VisitorJob *VJ) { return VJ->getKind() == KIND; }\ |
Ted Kremenek | cdb4caf | 2010-11-12 21:34:12 +0000 | [diff] [blame] | 151 | DATA *get() const { return static_cast<DATA*>(dataA); }\ |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 152 | }; |
| 153 | |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 154 | DEF_JOB(DeclVisit, Decl, DeclVisitKind) |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 155 | DEF_JOB(StmtVisit, Stmt, StmtVisitKind) |
| 156 | DEF_JOB(MemberExprParts, MemberExpr, MemberExprPartsKind) |
Ted Kremenek | 6045878 | 2010-11-12 21:34:16 +0000 | [diff] [blame] | 157 | DEF_JOB(OverloadExprParts, OverloadExpr, OverloadExprPartsKind) |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 158 | #undef DEF_JOB |
| 159 | |
Ted Kremenek | cdb4caf | 2010-11-12 21:34:12 +0000 | [diff] [blame] | 160 | class TypeLocVisit : public VisitorJob { |
| 161 | public: |
| 162 | TypeLocVisit(TypeLoc tl, CXCursor parent) : |
| 163 | VisitorJob(parent, VisitorJob::TypeLocVisitKind, |
| 164 | tl.getType().getAsOpaquePtr(), tl.getOpaqueData()) {} |
| 165 | |
| 166 | static bool classof(const VisitorJob *VJ) { |
| 167 | return VJ->getKind() == TypeLocVisitKind; |
| 168 | } |
| 169 | |
| 170 | TypeLoc get() { |
| 171 | QualType T = QualType::getFromOpaquePtr(dataA); |
| 172 | return TypeLoc(T, dataB); |
| 173 | } |
| 174 | }; |
| 175 | |
Ted Kremenek | c70ebba | 2010-11-12 18:26:58 +0000 | [diff] [blame] | 176 | static inline void WLAddStmt(VisitorWorkList &WL, CXCursor Parent, Stmt *S) { |
| 177 | if (S) |
| 178 | WL.push_back(StmtVisit(S, Parent)); |
| 179 | } |
| 180 | static inline void WLAddDecl(VisitorWorkList &WL, CXCursor Parent, Decl *D) { |
| 181 | if (D) |
| 182 | WL.push_back(DeclVisit(D, Parent)); |
| 183 | } |
Ted Kremenek | cdb4caf | 2010-11-12 21:34:12 +0000 | [diff] [blame] | 184 | static inline void WLAddTypeLoc(VisitorWorkList &WL, CXCursor Parent, |
| 185 | TypeSourceInfo *TI) { |
| 186 | if (TI) |
| 187 | WL.push_back(TypeLocVisit(TI->getTypeLoc(), Parent)); |
| 188 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 189 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 190 | // Cursor visitor. |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 191 | class CursorVisitor : public DeclVisitor<CursorVisitor, bool>, |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 192 | public TypeLocVisitor<CursorVisitor, bool>, |
| 193 | public StmtVisitor<CursorVisitor, bool> |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 194 | { |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 195 | /// \brief The translation unit we are traversing. |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 196 | ASTUnit *TU; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 197 | |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 198 | /// \brief The parent cursor whose children we are traversing. |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 199 | CXCursor Parent; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 200 | |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 201 | /// \brief The declaration that serves at the parent of any statement or |
| 202 | /// expression nodes. |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 203 | Decl *StmtParent; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 204 | |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 205 | /// \brief The visitor function. |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 206 | CXCursorVisitor Visitor; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 207 | |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 208 | /// \brief The opaque client data, to be passed along to the visitor. |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 209 | CXClientData ClientData; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 210 | |
Douglas Gregor | 7d1d49d | 2009-10-16 20:01:17 +0000 | [diff] [blame] | 211 | // MaxPCHLevel - the maximum PCH level of declarations that we will pass on |
| 212 | // to the visitor. Declarations with a PCH level greater than this value will |
| 213 | // be suppressed. |
| 214 | unsigned MaxPCHLevel; |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 215 | |
| 216 | /// \brief When valid, a source range to which the cursor should restrict |
| 217 | /// its search. |
| 218 | SourceRange RegionOfInterest; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 219 | |
Ted Kremenek | d8c370c | 2010-11-02 23:10:24 +0000 | [diff] [blame] | 220 | // FIXME: Eventually remove. This part of a hack to support proper |
| 221 | // iteration over all Decls contained lexically within an ObjC container. |
| 222 | DeclContext::decl_iterator *DI_current; |
| 223 | DeclContext::decl_iterator DE_current; |
| 224 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 225 | using DeclVisitor<CursorVisitor, bool>::Visit; |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 226 | using TypeLocVisitor<CursorVisitor, bool>::Visit; |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 227 | using StmtVisitor<CursorVisitor, bool>::Visit; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 228 | |
| 229 | /// \brief Determine whether this particular source range comes before, comes |
| 230 | /// after, or overlaps the region of interest. |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 231 | /// |
Daniel Dunbar | d52864b | 2010-02-14 10:02:57 +0000 | [diff] [blame] | 232 | /// \param R a half-open source range retrieved from the abstract syntax tree. |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 233 | RangeComparisonResult CompareRegionOfInterest(SourceRange R); |
| 234 | |
Ted Kremenek | 0f91f6a | 2010-05-13 00:25:00 +0000 | [diff] [blame] | 235 | class SetParentRAII { |
| 236 | CXCursor &Parent; |
| 237 | Decl *&StmtParent; |
| 238 | CXCursor OldParent; |
| 239 | |
| 240 | public: |
| 241 | SetParentRAII(CXCursor &Parent, Decl *&StmtParent, CXCursor NewParent) |
| 242 | : Parent(Parent), StmtParent(StmtParent), OldParent(Parent) |
| 243 | { |
| 244 | Parent = NewParent; |
| 245 | if (clang_isDeclaration(Parent.kind)) |
| 246 | StmtParent = getCursorDecl(Parent); |
| 247 | } |
| 248 | |
| 249 | ~SetParentRAII() { |
| 250 | Parent = OldParent; |
| 251 | if (clang_isDeclaration(Parent.kind)) |
| 252 | StmtParent = getCursorDecl(Parent); |
| 253 | } |
| 254 | }; |
| 255 | |
Steve Naroff | 89922f8 | 2009-08-31 00:59:03 +0000 | [diff] [blame] | 256 | public: |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 257 | CursorVisitor(ASTUnit *TU, CXCursorVisitor Visitor, CXClientData ClientData, |
| 258 | unsigned MaxPCHLevel, |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 259 | SourceRange RegionOfInterest = SourceRange()) |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 260 | : TU(TU), Visitor(Visitor), ClientData(ClientData), |
Ted Kremenek | d8c370c | 2010-11-02 23:10:24 +0000 | [diff] [blame] | 261 | MaxPCHLevel(MaxPCHLevel), RegionOfInterest(RegionOfInterest), |
| 262 | DI_current(0) |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 263 | { |
| 264 | Parent.kind = CXCursor_NoDeclFound; |
| 265 | Parent.data[0] = 0; |
| 266 | Parent.data[1] = 0; |
| 267 | Parent.data[2] = 0; |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 268 | StmtParent = 0; |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 269 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 270 | |
Ted Kremenek | ab97961 | 2010-11-11 08:05:23 +0000 | [diff] [blame] | 271 | ASTUnit *getASTUnit() const { return TU; } |
| 272 | |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 273 | bool Visit(CXCursor Cursor, bool CheckedRegionOfInterest = false); |
Douglas Gregor | 788f5a1 | 2010-03-20 00:41:21 +0000 | [diff] [blame] | 274 | |
| 275 | std::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> |
| 276 | getPreprocessedEntities(); |
| 277 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 278 | bool VisitChildren(CXCursor Parent); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 279 | |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 280 | // Declaration visitors |
Ted Kremenek | 09dfa37 | 2010-02-18 05:46:33 +0000 | [diff] [blame] | 281 | bool VisitAttributes(Decl *D); |
Ted Kremenek | 1ee6cad | 2010-04-11 21:47:37 +0000 | [diff] [blame] | 282 | bool VisitBlockDecl(BlockDecl *B); |
Ted Kremenek | 3064ef9 | 2010-08-27 21:34:58 +0000 | [diff] [blame] | 283 | bool VisitCXXRecordDecl(CXXRecordDecl *D); |
Ted Kremenek | d8c370c | 2010-11-02 23:10:24 +0000 | [diff] [blame] | 284 | llvm::Optional<bool> shouldVisitCursor(CXCursor C); |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 285 | bool VisitDeclContext(DeclContext *DC); |
Ted Kremenek | 4540c9c | 2010-02-18 18:47:08 +0000 | [diff] [blame] | 286 | bool VisitTranslationUnitDecl(TranslationUnitDecl *D); |
| 287 | bool VisitTypedefDecl(TypedefDecl *D); |
Ted Kremenek | 79758f6 | 2010-02-18 22:36:18 +0000 | [diff] [blame] | 288 | bool VisitTagDecl(TagDecl *D); |
Douglas Gregor | 0ab1e9f | 2010-09-01 17:32:36 +0000 | [diff] [blame] | 289 | bool VisitClassTemplateSpecializationDecl(ClassTemplateSpecializationDecl *D); |
Douglas Gregor | 74dbe64 | 2010-08-31 19:31:58 +0000 | [diff] [blame] | 290 | bool VisitClassTemplatePartialSpecializationDecl( |
| 291 | ClassTemplatePartialSpecializationDecl *D); |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 292 | bool VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D); |
Ted Kremenek | 79758f6 | 2010-02-18 22:36:18 +0000 | [diff] [blame] | 293 | bool VisitEnumConstantDecl(EnumConstantDecl *D); |
| 294 | bool VisitDeclaratorDecl(DeclaratorDecl *DD); |
| 295 | bool VisitFunctionDecl(FunctionDecl *ND); |
| 296 | bool VisitFieldDecl(FieldDecl *D); |
Ted Kremenek | 4540c9c | 2010-02-18 18:47:08 +0000 | [diff] [blame] | 297 | bool VisitVarDecl(VarDecl *); |
Douglas Gregor | 84b51d7 | 2010-09-01 20:16:53 +0000 | [diff] [blame] | 298 | bool VisitNonTypeTemplateParmDecl(NonTypeTemplateParmDecl *D); |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 299 | bool VisitFunctionTemplateDecl(FunctionTemplateDecl *D); |
Douglas Gregor | 39d6f07 | 2010-08-31 19:02:00 +0000 | [diff] [blame] | 300 | bool VisitClassTemplateDecl(ClassTemplateDecl *D); |
Douglas Gregor | 84b51d7 | 2010-09-01 20:16:53 +0000 | [diff] [blame] | 301 | bool VisitTemplateTemplateParmDecl(TemplateTemplateParmDecl *D); |
Ted Kremenek | 79758f6 | 2010-02-18 22:36:18 +0000 | [diff] [blame] | 302 | bool VisitObjCMethodDecl(ObjCMethodDecl *ND); |
| 303 | bool VisitObjCContainerDecl(ObjCContainerDecl *D); |
| 304 | bool VisitObjCCategoryDecl(ObjCCategoryDecl *ND); |
| 305 | bool VisitObjCProtocolDecl(ObjCProtocolDecl *PID); |
Ted Kremenek | 23173d7 | 2010-05-18 21:09:07 +0000 | [diff] [blame] | 306 | bool VisitObjCPropertyDecl(ObjCPropertyDecl *PD); |
Ted Kremenek | 79758f6 | 2010-02-18 22:36:18 +0000 | [diff] [blame] | 307 | bool VisitObjCInterfaceDecl(ObjCInterfaceDecl *D); |
| 308 | bool VisitObjCImplDecl(ObjCImplDecl *D); |
| 309 | bool VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D); |
| 310 | bool VisitObjCImplementationDecl(ObjCImplementationDecl *D); |
Ted Kremenek | 79758f6 | 2010-02-18 22:36:18 +0000 | [diff] [blame] | 311 | // FIXME: ObjCCompatibleAliasDecl requires aliased-class locations. |
| 312 | bool VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D); |
| 313 | bool VisitObjCClassDecl(ObjCClassDecl *D); |
Ted Kremenek | a0536d8 | 2010-05-07 01:04:29 +0000 | [diff] [blame] | 314 | bool VisitLinkageSpecDecl(LinkageSpecDecl *D); |
Ted Kremenek | 8f06e0e | 2010-05-06 23:38:21 +0000 | [diff] [blame] | 315 | bool VisitNamespaceDecl(NamespaceDecl *D); |
Douglas Gregor | 6931900 | 2010-08-31 23:48:11 +0000 | [diff] [blame] | 316 | bool VisitNamespaceAliasDecl(NamespaceAliasDecl *D); |
Douglas Gregor | 0a35bce | 2010-09-01 03:07:18 +0000 | [diff] [blame] | 317 | bool VisitUsingDirectiveDecl(UsingDirectiveDecl *D); |
Douglas Gregor | 7e24256 | 2010-09-01 19:52:22 +0000 | [diff] [blame] | 318 | bool VisitUsingDecl(UsingDecl *D); |
| 319 | bool VisitUnresolvedUsingValueDecl(UnresolvedUsingValueDecl *D); |
| 320 | bool VisitUnresolvedUsingTypenameDecl(UnresolvedUsingTypenameDecl *D); |
Douglas Gregor | 0a35bce | 2010-09-01 03:07:18 +0000 | [diff] [blame] | 321 | |
Douglas Gregor | 01829d3 | 2010-08-31 14:41:23 +0000 | [diff] [blame] | 322 | // Name visitor |
| 323 | bool VisitDeclarationNameInfo(DeclarationNameInfo Name); |
Douglas Gregor | c5ade2e | 2010-09-02 17:35:32 +0000 | [diff] [blame] | 324 | bool VisitNestedNameSpecifier(NestedNameSpecifier *NNS, SourceRange Range); |
Douglas Gregor | 01829d3 | 2010-08-31 14:41:23 +0000 | [diff] [blame] | 325 | |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 326 | // Template visitors |
| 327 | bool VisitTemplateParameters(const TemplateParameterList *Params); |
Douglas Gregor | 0b36e61 | 2010-08-31 20:37:03 +0000 | [diff] [blame] | 328 | bool VisitTemplateName(TemplateName Name, SourceLocation Loc); |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 329 | bool VisitTemplateArgumentLoc(const TemplateArgumentLoc &TAL); |
| 330 | |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 331 | // Type visitors |
Douglas Gregor | 01829d3 | 2010-08-31 14:41:23 +0000 | [diff] [blame] | 332 | bool VisitQualifiedTypeLoc(QualifiedTypeLoc TL); |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 333 | bool VisitBuiltinTypeLoc(BuiltinTypeLoc TL); |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 334 | bool VisitTypedefTypeLoc(TypedefTypeLoc TL); |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 335 | bool VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL); |
| 336 | bool VisitTagTypeLoc(TagTypeLoc TL); |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 337 | bool VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL); |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 338 | bool VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL); |
John McCall | c12c5bb | 2010-05-15 11:32:37 +0000 | [diff] [blame] | 339 | bool VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL); |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 340 | bool VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL); |
| 341 | bool VisitPointerTypeLoc(PointerTypeLoc TL); |
| 342 | bool VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL); |
| 343 | bool VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL); |
| 344 | bool VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL); |
| 345 | bool VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL); |
Douglas Gregor | 01829d3 | 2010-08-31 14:41:23 +0000 | [diff] [blame] | 346 | bool VisitFunctionTypeLoc(FunctionTypeLoc TL, bool SkipResultType = false); |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 347 | bool VisitArrayTypeLoc(ArrayTypeLoc TL); |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 348 | bool VisitTemplateSpecializationTypeLoc(TemplateSpecializationTypeLoc TL); |
Douglas Gregor | 2332c11 | 2010-01-21 20:48:56 +0000 | [diff] [blame] | 349 | // FIXME: Implement visitors here when the unimplemented TypeLocs get |
| 350 | // implemented |
| 351 | bool VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL); |
| 352 | bool VisitTypeOfTypeLoc(TypeOfTypeLoc TL); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 353 | |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 354 | // Statement visitors |
| 355 | bool VisitStmt(Stmt *S); |
| 356 | bool VisitDeclStmt(DeclStmt *S); |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 357 | bool VisitGotoStmt(GotoStmt *S); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 358 | |
Douglas Gregor | 336fd81 | 2010-01-23 00:40:08 +0000 | [diff] [blame] | 359 | // Expression visitors |
Douglas Gregor | 8947a75 | 2010-09-02 20:35:02 +0000 | [diff] [blame] | 360 | bool VisitDeclRefExpr(DeclRefExpr *E); |
Ted Kremenek | 1ee6cad | 2010-04-11 21:47:37 +0000 | [diff] [blame] | 361 | bool VisitBlockExpr(BlockExpr *B); |
Douglas Gregor | 81d3466 | 2010-04-20 15:39:42 +0000 | [diff] [blame] | 362 | bool VisitObjCEncodeExpr(ObjCEncodeExpr *E); |
Douglas Gregor | 8ecdb65 | 2010-04-28 22:16:22 +0000 | [diff] [blame] | 363 | bool VisitOffsetOfExpr(OffsetOfExpr *E); |
Ted Kremenek | 1ee6cad | 2010-04-11 21:47:37 +0000 | [diff] [blame] | 364 | bool VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 365 | bool VisitAddrLabelExpr(AddrLabelExpr *E); |
Douglas Gregor | 648220e | 2010-08-10 15:02:34 +0000 | [diff] [blame] | 366 | bool VisitTypesCompatibleExpr(TypesCompatibleExpr *E); |
| 367 | bool VisitVAArgExpr(VAArgExpr *E); |
Douglas Gregor | fa2e26f | 2010-09-09 23:28:23 +0000 | [diff] [blame] | 368 | bool VisitDesignatedInitExpr(DesignatedInitExpr *E); |
Douglas Gregor | 9480229 | 2010-09-02 21:20:16 +0000 | [diff] [blame] | 369 | bool VisitCXXTypeidExpr(CXXTypeidExpr *E); |
Douglas Gregor | 3d37c0a | 2010-09-09 16:14:44 +0000 | [diff] [blame] | 370 | bool VisitCXXUuidofExpr(CXXUuidofExpr *E); |
Douglas Gregor | da135b1 | 2010-09-02 21:38:13 +0000 | [diff] [blame] | 371 | bool VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) { return false; } |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 372 | bool VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E); |
| 373 | bool VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E); |
Douglas Gregor | 1bb2a93 | 2010-09-07 21:49:58 +0000 | [diff] [blame] | 374 | bool VisitCXXNewExpr(CXXNewExpr *E); |
Douglas Gregor | 6f7198f | 2010-09-02 22:09:03 +0000 | [diff] [blame] | 375 | bool VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E); |
Douglas Gregor | 3d37c0a | 2010-09-09 16:14:44 +0000 | [diff] [blame] | 376 | bool VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E); |
Douglas Gregor | bfebed2 | 2010-09-03 17:24:10 +0000 | [diff] [blame] | 377 | bool VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E); |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 378 | bool VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E); |
Douglas Gregor | 25d6362 | 2010-09-03 17:35:34 +0000 | [diff] [blame] | 379 | bool VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E); |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 380 | |
| 381 | #define DATA_RECURSIVE_VISIT(NAME)\ |
| 382 | bool Visit##NAME(NAME *S) { return VisitDataRecursive(S); } |
| 383 | DATA_RECURSIVE_VISIT(BinaryOperator) |
Ted Kremenek | cdb4caf | 2010-11-12 21:34:12 +0000 | [diff] [blame] | 384 | DATA_RECURSIVE_VISIT(CompoundLiteralExpr) |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 385 | DATA_RECURSIVE_VISIT(CXXMemberCallExpr) |
Ted Kremenek | 8c269ac | 2010-11-11 23:11:43 +0000 | [diff] [blame] | 386 | DATA_RECURSIVE_VISIT(CXXOperatorCallExpr) |
Ted Kremenek | 9939424 | 2010-11-12 22:24:57 +0000 | [diff] [blame^] | 387 | DATA_RECURSIVE_VISIT(ExplicitCastExpr) |
Ted Kremenek | bb67713 | 2010-11-12 18:27:04 +0000 | [diff] [blame] | 388 | DATA_RECURSIVE_VISIT(DoStmt) |
Ted Kremenek | c70ebba | 2010-11-12 18:26:58 +0000 | [diff] [blame] | 389 | DATA_RECURSIVE_VISIT(IfStmt) |
Ted Kremenek | a6b7043 | 2010-11-12 21:34:09 +0000 | [diff] [blame] | 390 | DATA_RECURSIVE_VISIT(InitListExpr) |
Ted Kremenek | bb67713 | 2010-11-12 18:27:04 +0000 | [diff] [blame] | 391 | DATA_RECURSIVE_VISIT(ForStmt) |
Ted Kremenek | c70ebba | 2010-11-12 18:26:58 +0000 | [diff] [blame] | 392 | DATA_RECURSIVE_VISIT(MemberExpr) |
Ted Kremenek | c373e3c | 2010-11-12 22:24:55 +0000 | [diff] [blame] | 393 | DATA_RECURSIVE_VISIT(ObjCMessageExpr) |
Ted Kremenek | 6045878 | 2010-11-12 21:34:16 +0000 | [diff] [blame] | 394 | DATA_RECURSIVE_VISIT(OverloadExpr) |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 395 | DATA_RECURSIVE_VISIT(SwitchStmt) |
Ted Kremenek | bb67713 | 2010-11-12 18:27:04 +0000 | [diff] [blame] | 396 | DATA_RECURSIVE_VISIT(WhileStmt) |
Ted Kremenek | 6045878 | 2010-11-12 21:34:16 +0000 | [diff] [blame] | 397 | DATA_RECURSIVE_VISIT(UnresolvedMemberExpr) |
Ted Kremenek | a6b7043 | 2010-11-12 21:34:09 +0000 | [diff] [blame] | 398 | |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 399 | // Data-recursive visitor functions. |
| 400 | bool IsInRegionOfInterest(CXCursor C); |
| 401 | bool RunVisitorWorkList(VisitorWorkList &WL); |
| 402 | void EnqueueWorkList(VisitorWorkList &WL, Stmt *S); |
| 403 | bool VisitDataRecursive(Stmt *S); |
Steve Naroff | 89922f8 | 2009-08-31 00:59:03 +0000 | [diff] [blame] | 404 | }; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 405 | |
Ted Kremenek | ab18893 | 2010-01-05 19:32:54 +0000 | [diff] [blame] | 406 | } // end anonymous namespace |
Benjamin Kramer | 5e4bc59 | 2009-10-18 16:11:04 +0000 | [diff] [blame] | 407 | |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 408 | static SourceRange getRawCursorExtent(CXCursor C); |
| 409 | |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 410 | RangeComparisonResult CursorVisitor::CompareRegionOfInterest(SourceRange R) { |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 411 | return RangeCompare(TU->getSourceManager(), R, RegionOfInterest); |
| 412 | } |
| 413 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 414 | /// \brief Visit the given cursor and, if requested by the visitor, |
| 415 | /// its children. |
| 416 | /// |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 417 | /// \param Cursor the cursor to visit. |
| 418 | /// |
| 419 | /// \param CheckRegionOfInterest if true, then the caller already checked that |
| 420 | /// this cursor is within the region of interest. |
| 421 | /// |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 422 | /// \returns true if the visitation should be aborted, false if it |
| 423 | /// should continue. |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 424 | bool CursorVisitor::Visit(CXCursor Cursor, bool CheckedRegionOfInterest) { |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 425 | if (clang_isInvalid(Cursor.kind)) |
| 426 | return false; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 427 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 428 | if (clang_isDeclaration(Cursor.kind)) { |
| 429 | Decl *D = getCursorDecl(Cursor); |
| 430 | assert(D && "Invalid declaration cursor"); |
| 431 | if (D->getPCHLevel() > MaxPCHLevel) |
| 432 | return false; |
| 433 | |
| 434 | if (D->isImplicit()) |
| 435 | return false; |
| 436 | } |
| 437 | |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 438 | // If we have a range of interest, and this cursor doesn't intersect with it, |
| 439 | // we're done. |
| 440 | if (RegionOfInterest.isValid() && !CheckedRegionOfInterest) { |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 441 | SourceRange Range = getRawCursorExtent(Cursor); |
Daniel Dunbar | f408f32 | 2010-02-14 08:32:05 +0000 | [diff] [blame] | 442 | if (Range.isInvalid() || CompareRegionOfInterest(Range)) |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 443 | return false; |
| 444 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 445 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 446 | switch (Visitor(Cursor, Parent, ClientData)) { |
| 447 | case CXChildVisit_Break: |
| 448 | return true; |
| 449 | |
| 450 | case CXChildVisit_Continue: |
| 451 | return false; |
| 452 | |
| 453 | case CXChildVisit_Recurse: |
| 454 | return VisitChildren(Cursor); |
| 455 | } |
| 456 | |
Douglas Gregor | fd64377 | 2010-01-25 16:45:46 +0000 | [diff] [blame] | 457 | return false; |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 458 | } |
| 459 | |
Douglas Gregor | 788f5a1 | 2010-03-20 00:41:21 +0000 | [diff] [blame] | 460 | std::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> |
| 461 | CursorVisitor::getPreprocessedEntities() { |
| 462 | PreprocessingRecord &PPRec |
| 463 | = *TU->getPreprocessor().getPreprocessingRecord(); |
| 464 | |
| 465 | bool OnlyLocalDecls |
| 466 | = !TU->isMainFileAST() && TU->getOnlyLocalDecls(); |
| 467 | |
| 468 | // There is no region of interest; we have to walk everything. |
| 469 | if (RegionOfInterest.isInvalid()) |
| 470 | return std::make_pair(PPRec.begin(OnlyLocalDecls), |
| 471 | PPRec.end(OnlyLocalDecls)); |
| 472 | |
| 473 | // Find the file in which the region of interest lands. |
| 474 | SourceManager &SM = TU->getSourceManager(); |
| 475 | std::pair<FileID, unsigned> Begin |
| 476 | = SM.getDecomposedInstantiationLoc(RegionOfInterest.getBegin()); |
| 477 | std::pair<FileID, unsigned> End |
| 478 | = SM.getDecomposedInstantiationLoc(RegionOfInterest.getEnd()); |
| 479 | |
| 480 | // The region of interest spans files; we have to walk everything. |
| 481 | if (Begin.first != End.first) |
| 482 | return std::make_pair(PPRec.begin(OnlyLocalDecls), |
| 483 | PPRec.end(OnlyLocalDecls)); |
| 484 | |
| 485 | ASTUnit::PreprocessedEntitiesByFileMap &ByFileMap |
| 486 | = TU->getPreprocessedEntitiesByFile(); |
| 487 | if (ByFileMap.empty()) { |
| 488 | // Build the mapping from files to sets of preprocessed entities. |
| 489 | for (PreprocessingRecord::iterator E = PPRec.begin(OnlyLocalDecls), |
| 490 | EEnd = PPRec.end(OnlyLocalDecls); |
| 491 | E != EEnd; ++E) { |
| 492 | std::pair<FileID, unsigned> P |
| 493 | = SM.getDecomposedInstantiationLoc((*E)->getSourceRange().getBegin()); |
| 494 | ByFileMap[P.first].push_back(*E); |
| 495 | } |
| 496 | } |
| 497 | |
| 498 | return std::make_pair(ByFileMap[Begin.first].begin(), |
| 499 | ByFileMap[Begin.first].end()); |
| 500 | } |
| 501 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 502 | /// \brief Visit the children of the given cursor. |
| 503 | /// |
| 504 | /// \returns true if the visitation should be aborted, false if it |
| 505 | /// should continue. |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 506 | bool CursorVisitor::VisitChildren(CXCursor Cursor) { |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 507 | if (clang_isReference(Cursor.kind)) { |
| 508 | // By definition, references have no children. |
| 509 | return false; |
| 510 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 511 | |
| 512 | // Set the Parent field to Cursor, then back to its old value once we're |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 513 | // done. |
Ted Kremenek | 0f91f6a | 2010-05-13 00:25:00 +0000 | [diff] [blame] | 514 | SetParentRAII SetParent(Parent, StmtParent, Cursor); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 515 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 516 | if (clang_isDeclaration(Cursor.kind)) { |
| 517 | Decl *D = getCursorDecl(Cursor); |
| 518 | assert(D && "Invalid declaration cursor"); |
Ted Kremenek | 539311e | 2010-02-18 18:47:01 +0000 | [diff] [blame] | 519 | return VisitAttributes(D) || Visit(D); |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 520 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 521 | |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 522 | if (clang_isStatement(Cursor.kind)) |
| 523 | return Visit(getCursorStmt(Cursor)); |
| 524 | if (clang_isExpression(Cursor.kind)) |
| 525 | return Visit(getCursorExpr(Cursor)); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 526 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 527 | if (clang_isTranslationUnit(Cursor.kind)) { |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 528 | ASTUnit *CXXUnit = getCursorASTUnit(Cursor); |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 529 | if (!CXXUnit->isMainFileAST() && CXXUnit->getOnlyLocalDecls() && |
| 530 | RegionOfInterest.isInvalid()) { |
Douglas Gregor | eb8837b | 2010-08-03 19:06:41 +0000 | [diff] [blame] | 531 | for (ASTUnit::top_level_iterator TL = CXXUnit->top_level_begin(), |
| 532 | TLEnd = CXXUnit->top_level_end(); |
| 533 | TL != TLEnd; ++TL) { |
| 534 | if (Visit(MakeCXCursor(*TL, CXXUnit), true)) |
Douglas Gregor | 7b691f33 | 2010-01-20 21:13:59 +0000 | [diff] [blame] | 535 | return true; |
| 536 | } |
Douglas Gregor | 0396f46 | 2010-03-19 05:22:59 +0000 | [diff] [blame] | 537 | } else if (VisitDeclContext( |
| 538 | CXXUnit->getASTContext().getTranslationUnitDecl())) |
| 539 | return true; |
Bob Wilson | 3178cb6 | 2010-03-19 03:57:57 +0000 | [diff] [blame] | 540 | |
Douglas Gregor | 0396f46 | 2010-03-19 05:22:59 +0000 | [diff] [blame] | 541 | // Walk the preprocessing record. |
Daniel Dunbar | 8de30ff | 2010-03-20 01:11:56 +0000 | [diff] [blame] | 542 | if (CXXUnit->getPreprocessor().getPreprocessingRecord()) { |
Douglas Gregor | 0396f46 | 2010-03-19 05:22:59 +0000 | [diff] [blame] | 543 | // FIXME: Once we have the ability to deserialize a preprocessing record, |
| 544 | // do so. |
Douglas Gregor | 788f5a1 | 2010-03-20 00:41:21 +0000 | [diff] [blame] | 545 | PreprocessingRecord::iterator E, EEnd; |
| 546 | for (llvm::tie(E, EEnd) = getPreprocessedEntities(); E != EEnd; ++E) { |
Douglas Gregor | 0396f46 | 2010-03-19 05:22:59 +0000 | [diff] [blame] | 547 | if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { |
| 548 | if (Visit(MakeMacroInstantiationCursor(MI, CXXUnit))) |
| 549 | return true; |
Douglas Gregor | 788f5a1 | 2010-03-20 00:41:21 +0000 | [diff] [blame] | 550 | |
Douglas Gregor | 0396f46 | 2010-03-19 05:22:59 +0000 | [diff] [blame] | 551 | continue; |
| 552 | } |
| 553 | |
| 554 | if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { |
| 555 | if (Visit(MakeMacroDefinitionCursor(MD, CXXUnit))) |
| 556 | return true; |
| 557 | |
| 558 | continue; |
| 559 | } |
Douglas Gregor | ecdcb88 | 2010-10-20 22:00:55 +0000 | [diff] [blame] | 560 | |
| 561 | if (InclusionDirective *ID = dyn_cast<InclusionDirective>(*E)) { |
| 562 | if (Visit(MakeInclusionDirectiveCursor(ID, CXXUnit))) |
| 563 | return true; |
| 564 | |
| 565 | continue; |
| 566 | } |
Douglas Gregor | 0396f46 | 2010-03-19 05:22:59 +0000 | [diff] [blame] | 567 | } |
| 568 | } |
Douglas Gregor | 7b691f33 | 2010-01-20 21:13:59 +0000 | [diff] [blame] | 569 | return false; |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 570 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 571 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 572 | // Nothing to visit at the moment. |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 573 | return false; |
| 574 | } |
| 575 | |
Ted Kremenek | 1ee6cad | 2010-04-11 21:47:37 +0000 | [diff] [blame] | 576 | bool CursorVisitor::VisitBlockDecl(BlockDecl *B) { |
John McCall | fc92920 | 2010-06-04 22:33:30 +0000 | [diff] [blame] | 577 | if (Visit(B->getSignatureAsWritten()->getTypeLoc())) |
| 578 | return true; |
Ted Kremenek | 1ee6cad | 2010-04-11 21:47:37 +0000 | [diff] [blame] | 579 | |
Ted Kremenek | 664cffd | 2010-07-22 11:30:19 +0000 | [diff] [blame] | 580 | if (Stmt *Body = B->getBody()) |
| 581 | return Visit(MakeCXCursor(Body, StmtParent, TU)); |
| 582 | |
| 583 | return false; |
Ted Kremenek | 1ee6cad | 2010-04-11 21:47:37 +0000 | [diff] [blame] | 584 | } |
| 585 | |
Ted Kremenek | d8c370c | 2010-11-02 23:10:24 +0000 | [diff] [blame] | 586 | llvm::Optional<bool> CursorVisitor::shouldVisitCursor(CXCursor Cursor) { |
| 587 | if (RegionOfInterest.isValid()) { |
| 588 | SourceRange Range = getRawCursorExtent(Cursor); |
| 589 | if (Range.isInvalid()) |
| 590 | return llvm::Optional<bool>(); |
Ted Kremenek | 09dfa37 | 2010-02-18 05:46:33 +0000 | [diff] [blame] | 591 | |
Ted Kremenek | d8c370c | 2010-11-02 23:10:24 +0000 | [diff] [blame] | 592 | switch (CompareRegionOfInterest(Range)) { |
| 593 | case RangeBefore: |
| 594 | // This declaration comes before the region of interest; skip it. |
| 595 | return llvm::Optional<bool>(); |
| 596 | |
| 597 | case RangeAfter: |
| 598 | // This declaration comes after the region of interest; we're done. |
| 599 | return false; |
| 600 | |
| 601 | case RangeOverlap: |
| 602 | // This declaration overlaps the region of interest; visit it. |
| 603 | break; |
| 604 | } |
| 605 | } |
| 606 | return true; |
| 607 | } |
| 608 | |
| 609 | bool CursorVisitor::VisitDeclContext(DeclContext *DC) { |
| 610 | DeclContext::decl_iterator I = DC->decls_begin(), E = DC->decls_end(); |
| 611 | |
| 612 | // FIXME: Eventually remove. This part of a hack to support proper |
| 613 | // iteration over all Decls contained lexically within an ObjC container. |
| 614 | SaveAndRestore<DeclContext::decl_iterator*> DI_saved(DI_current, &I); |
| 615 | SaveAndRestore<DeclContext::decl_iterator> DE_saved(DE_current, E); |
| 616 | |
| 617 | for ( ; I != E; ++I) { |
Ted Kremenek | 23173d7 | 2010-05-18 21:09:07 +0000 | [diff] [blame] | 618 | Decl *D = *I; |
| 619 | if (D->getLexicalDeclContext() != DC) |
| 620 | continue; |
Ted Kremenek | 23173d7 | 2010-05-18 21:09:07 +0000 | [diff] [blame] | 621 | CXCursor Cursor = MakeCXCursor(D, TU); |
Ted Kremenek | d8c370c | 2010-11-02 23:10:24 +0000 | [diff] [blame] | 622 | const llvm::Optional<bool> &V = shouldVisitCursor(Cursor); |
| 623 | if (!V.hasValue()) |
| 624 | continue; |
| 625 | if (!V.getValue()) |
| 626 | return false; |
Daniel Dunbar | d52864b | 2010-02-14 10:02:57 +0000 | [diff] [blame] | 627 | if (Visit(Cursor, true)) |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 628 | return true; |
| 629 | } |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 630 | return false; |
Ted Kremenek | dd6bcc5 | 2010-01-13 00:22:49 +0000 | [diff] [blame] | 631 | } |
| 632 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 633 | bool CursorVisitor::VisitTranslationUnitDecl(TranslationUnitDecl *D) { |
| 634 | llvm_unreachable("Translation units are visited directly by Visit()"); |
| 635 | return false; |
| 636 | } |
| 637 | |
| 638 | bool CursorVisitor::VisitTypedefDecl(TypedefDecl *D) { |
| 639 | if (TypeSourceInfo *TSInfo = D->getTypeSourceInfo()) |
| 640 | return Visit(TSInfo->getTypeLoc()); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 641 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 642 | return false; |
| 643 | } |
| 644 | |
| 645 | bool CursorVisitor::VisitTagDecl(TagDecl *D) { |
| 646 | return VisitDeclContext(D); |
| 647 | } |
| 648 | |
Douglas Gregor | 0ab1e9f | 2010-09-01 17:32:36 +0000 | [diff] [blame] | 649 | bool CursorVisitor::VisitClassTemplateSpecializationDecl( |
| 650 | ClassTemplateSpecializationDecl *D) { |
| 651 | bool ShouldVisitBody = false; |
| 652 | switch (D->getSpecializationKind()) { |
| 653 | case TSK_Undeclared: |
| 654 | case TSK_ImplicitInstantiation: |
| 655 | // Nothing to visit |
| 656 | return false; |
| 657 | |
| 658 | case TSK_ExplicitInstantiationDeclaration: |
| 659 | case TSK_ExplicitInstantiationDefinition: |
| 660 | break; |
| 661 | |
| 662 | case TSK_ExplicitSpecialization: |
| 663 | ShouldVisitBody = true; |
| 664 | break; |
| 665 | } |
| 666 | |
| 667 | // Visit the template arguments used in the specialization. |
| 668 | if (TypeSourceInfo *SpecType = D->getTypeAsWritten()) { |
| 669 | TypeLoc TL = SpecType->getTypeLoc(); |
| 670 | if (TemplateSpecializationTypeLoc *TSTLoc |
| 671 | = dyn_cast<TemplateSpecializationTypeLoc>(&TL)) { |
| 672 | for (unsigned I = 0, N = TSTLoc->getNumArgs(); I != N; ++I) |
| 673 | if (VisitTemplateArgumentLoc(TSTLoc->getArgLoc(I))) |
| 674 | return true; |
| 675 | } |
| 676 | } |
| 677 | |
| 678 | if (ShouldVisitBody && VisitCXXRecordDecl(D)) |
| 679 | return true; |
| 680 | |
| 681 | return false; |
| 682 | } |
| 683 | |
Douglas Gregor | 74dbe64 | 2010-08-31 19:31:58 +0000 | [diff] [blame] | 684 | bool CursorVisitor::VisitClassTemplatePartialSpecializationDecl( |
| 685 | ClassTemplatePartialSpecializationDecl *D) { |
| 686 | // FIXME: Visit the "outer" template parameter lists on the TagDecl |
| 687 | // before visiting these template parameters. |
| 688 | if (VisitTemplateParameters(D->getTemplateParameters())) |
| 689 | return true; |
| 690 | |
| 691 | // Visit the partial specialization arguments. |
| 692 | const TemplateArgumentLoc *TemplateArgs = D->getTemplateArgsAsWritten(); |
| 693 | for (unsigned I = 0, N = D->getNumTemplateArgsAsWritten(); I != N; ++I) |
| 694 | if (VisitTemplateArgumentLoc(TemplateArgs[I])) |
| 695 | return true; |
| 696 | |
| 697 | return VisitCXXRecordDecl(D); |
| 698 | } |
| 699 | |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 700 | bool CursorVisitor::VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D) { |
Douglas Gregor | 84b51d7 | 2010-09-01 20:16:53 +0000 | [diff] [blame] | 701 | // Visit the default argument. |
| 702 | if (D->hasDefaultArgument() && !D->defaultArgumentWasInherited()) |
| 703 | if (TypeSourceInfo *DefArg = D->getDefaultArgumentInfo()) |
| 704 | if (Visit(DefArg->getTypeLoc())) |
| 705 | return true; |
| 706 | |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 707 | return false; |
| 708 | } |
| 709 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 710 | bool CursorVisitor::VisitEnumConstantDecl(EnumConstantDecl *D) { |
| 711 | if (Expr *Init = D->getInitExpr()) |
| 712 | return Visit(MakeCXCursor(Init, StmtParent, TU)); |
| 713 | return false; |
| 714 | } |
| 715 | |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 716 | bool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) { |
| 717 | if (TypeSourceInfo *TSInfo = DD->getTypeSourceInfo()) |
| 718 | if (Visit(TSInfo->getTypeLoc())) |
| 719 | return true; |
| 720 | |
| 721 | return false; |
| 722 | } |
| 723 | |
Douglas Gregor | a67e03f | 2010-09-09 21:42:20 +0000 | [diff] [blame] | 724 | /// \brief Compare two base or member initializers based on their source order. |
| 725 | static int CompareCXXBaseOrMemberInitializers(const void* Xp, const void *Yp) { |
| 726 | CXXBaseOrMemberInitializer const * const *X |
| 727 | = static_cast<CXXBaseOrMemberInitializer const * const *>(Xp); |
| 728 | CXXBaseOrMemberInitializer const * const *Y |
| 729 | = static_cast<CXXBaseOrMemberInitializer const * const *>(Yp); |
| 730 | |
| 731 | if ((*X)->getSourceOrder() < (*Y)->getSourceOrder()) |
| 732 | return -1; |
| 733 | else if ((*X)->getSourceOrder() > (*Y)->getSourceOrder()) |
| 734 | return 1; |
| 735 | else |
| 736 | return 0; |
| 737 | } |
| 738 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 739 | bool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) { |
Douglas Gregor | 01829d3 | 2010-08-31 14:41:23 +0000 | [diff] [blame] | 740 | if (TypeSourceInfo *TSInfo = ND->getTypeSourceInfo()) { |
| 741 | // Visit the function declaration's syntactic components in the order |
| 742 | // written. This requires a bit of work. |
| 743 | TypeLoc TL = TSInfo->getTypeLoc(); |
| 744 | FunctionTypeLoc *FTL = dyn_cast<FunctionTypeLoc>(&TL); |
| 745 | |
| 746 | // If we have a function declared directly (without the use of a typedef), |
| 747 | // visit just the return type. Otherwise, just visit the function's type |
| 748 | // now. |
| 749 | if ((FTL && !isa<CXXConversionDecl>(ND) && Visit(FTL->getResultLoc())) || |
| 750 | (!FTL && Visit(TL))) |
| 751 | return true; |
| 752 | |
Douglas Gregor | c5ade2e | 2010-09-02 17:35:32 +0000 | [diff] [blame] | 753 | // Visit the nested-name-specifier, if present. |
| 754 | if (NestedNameSpecifier *Qualifier = ND->getQualifier()) |
| 755 | if (VisitNestedNameSpecifier(Qualifier, ND->getQualifierRange())) |
| 756 | return true; |
Douglas Gregor | 01829d3 | 2010-08-31 14:41:23 +0000 | [diff] [blame] | 757 | |
| 758 | // Visit the declaration name. |
| 759 | if (VisitDeclarationNameInfo(ND->getNameInfo())) |
| 760 | return true; |
| 761 | |
| 762 | // FIXME: Visit explicitly-specified template arguments! |
| 763 | |
| 764 | // Visit the function parameters, if we have a function type. |
| 765 | if (FTL && VisitFunctionTypeLoc(*FTL, true)) |
| 766 | return true; |
| 767 | |
| 768 | // FIXME: Attributes? |
| 769 | } |
| 770 | |
Douglas Gregor | a67e03f | 2010-09-09 21:42:20 +0000 | [diff] [blame] | 771 | if (ND->isThisDeclarationADefinition()) { |
| 772 | if (CXXConstructorDecl *Constructor = dyn_cast<CXXConstructorDecl>(ND)) { |
| 773 | // Find the initializers that were written in the source. |
| 774 | llvm::SmallVector<CXXBaseOrMemberInitializer *, 4> WrittenInits; |
| 775 | for (CXXConstructorDecl::init_iterator I = Constructor->init_begin(), |
| 776 | IEnd = Constructor->init_end(); |
| 777 | I != IEnd; ++I) { |
| 778 | if (!(*I)->isWritten()) |
| 779 | continue; |
| 780 | |
| 781 | WrittenInits.push_back(*I); |
| 782 | } |
| 783 | |
| 784 | // Sort the initializers in source order |
| 785 | llvm::array_pod_sort(WrittenInits.begin(), WrittenInits.end(), |
| 786 | &CompareCXXBaseOrMemberInitializers); |
| 787 | |
| 788 | // Visit the initializers in source order |
| 789 | for (unsigned I = 0, N = WrittenInits.size(); I != N; ++I) { |
| 790 | CXXBaseOrMemberInitializer *Init = WrittenInits[I]; |
| 791 | if (Init->isMemberInitializer()) { |
| 792 | if (Visit(MakeCursorMemberRef(Init->getMember(), |
| 793 | Init->getMemberLocation(), TU))) |
| 794 | return true; |
| 795 | } else if (TypeSourceInfo *BaseInfo = Init->getBaseClassInfo()) { |
| 796 | if (Visit(BaseInfo->getTypeLoc())) |
| 797 | return true; |
| 798 | } |
| 799 | |
| 800 | // Visit the initializer value. |
| 801 | if (Expr *Initializer = Init->getInit()) |
| 802 | if (Visit(MakeCXCursor(Initializer, ND, TU))) |
| 803 | return true; |
| 804 | } |
| 805 | } |
| 806 | |
| 807 | if (Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) |
| 808 | return true; |
| 809 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 810 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 811 | return false; |
| 812 | } |
Ted Kremenek | dd6bcc5 | 2010-01-13 00:22:49 +0000 | [diff] [blame] | 813 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 814 | bool CursorVisitor::VisitFieldDecl(FieldDecl *D) { |
| 815 | if (VisitDeclaratorDecl(D)) |
| 816 | return true; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 817 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 818 | if (Expr *BitWidth = D->getBitWidth()) |
| 819 | return Visit(MakeCXCursor(BitWidth, StmtParent, TU)); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 820 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 821 | return false; |
| 822 | } |
| 823 | |
| 824 | bool CursorVisitor::VisitVarDecl(VarDecl *D) { |
| 825 | if (VisitDeclaratorDecl(D)) |
| 826 | return true; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 827 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 828 | if (Expr *Init = D->getInit()) |
| 829 | return Visit(MakeCXCursor(Init, StmtParent, TU)); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 830 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 831 | return false; |
| 832 | } |
| 833 | |
Douglas Gregor | 84b51d7 | 2010-09-01 20:16:53 +0000 | [diff] [blame] | 834 | bool CursorVisitor::VisitNonTypeTemplateParmDecl(NonTypeTemplateParmDecl *D) { |
| 835 | if (VisitDeclaratorDecl(D)) |
| 836 | return true; |
| 837 | |
| 838 | if (D->hasDefaultArgument() && !D->defaultArgumentWasInherited()) |
| 839 | if (Expr *DefArg = D->getDefaultArgument()) |
| 840 | return Visit(MakeCXCursor(DefArg, StmtParent, TU)); |
| 841 | |
| 842 | return false; |
| 843 | } |
| 844 | |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 845 | bool CursorVisitor::VisitFunctionTemplateDecl(FunctionTemplateDecl *D) { |
| 846 | // FIXME: Visit the "outer" template parameter lists on the FunctionDecl |
| 847 | // before visiting these template parameters. |
| 848 | if (VisitTemplateParameters(D->getTemplateParameters())) |
| 849 | return true; |
| 850 | |
| 851 | return VisitFunctionDecl(D->getTemplatedDecl()); |
| 852 | } |
| 853 | |
Douglas Gregor | 39d6f07 | 2010-08-31 19:02:00 +0000 | [diff] [blame] | 854 | bool CursorVisitor::VisitClassTemplateDecl(ClassTemplateDecl *D) { |
| 855 | // FIXME: Visit the "outer" template parameter lists on the TagDecl |
| 856 | // before visiting these template parameters. |
| 857 | if (VisitTemplateParameters(D->getTemplateParameters())) |
| 858 | return true; |
| 859 | |
| 860 | return VisitCXXRecordDecl(D->getTemplatedDecl()); |
| 861 | } |
| 862 | |
Douglas Gregor | 84b51d7 | 2010-09-01 20:16:53 +0000 | [diff] [blame] | 863 | bool CursorVisitor::VisitTemplateTemplateParmDecl(TemplateTemplateParmDecl *D) { |
| 864 | if (VisitTemplateParameters(D->getTemplateParameters())) |
| 865 | return true; |
| 866 | |
| 867 | if (D->hasDefaultArgument() && !D->defaultArgumentWasInherited() && |
| 868 | VisitTemplateArgumentLoc(D->getDefaultArgument())) |
| 869 | return true; |
| 870 | |
| 871 | return false; |
| 872 | } |
| 873 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 874 | bool CursorVisitor::VisitObjCMethodDecl(ObjCMethodDecl *ND) { |
Douglas Gregor | 4bc1cb6 | 2010-03-08 14:59:44 +0000 | [diff] [blame] | 875 | if (TypeSourceInfo *TSInfo = ND->getResultTypeSourceInfo()) |
| 876 | if (Visit(TSInfo->getTypeLoc())) |
| 877 | return true; |
| 878 | |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 879 | for (ObjCMethodDecl::param_iterator P = ND->param_begin(), |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 880 | PEnd = ND->param_end(); |
| 881 | P != PEnd; ++P) { |
| 882 | if (Visit(MakeCXCursor(*P, TU))) |
| 883 | return true; |
| 884 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 885 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 886 | if (ND->isThisDeclarationADefinition() && |
| 887 | Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) |
| 888 | return true; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 889 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 890 | return false; |
| 891 | } |
| 892 | |
Ted Kremenek | d8c370c | 2010-11-02 23:10:24 +0000 | [diff] [blame] | 893 | namespace { |
| 894 | struct ContainerDeclsSort { |
| 895 | SourceManager &SM; |
| 896 | ContainerDeclsSort(SourceManager &sm) : SM(sm) {} |
| 897 | bool operator()(Decl *A, Decl *B) { |
| 898 | SourceLocation L_A = A->getLocStart(); |
| 899 | SourceLocation L_B = B->getLocStart(); |
| 900 | assert(L_A.isValid() && L_B.isValid()); |
| 901 | return SM.isBeforeInTranslationUnit(L_A, L_B); |
| 902 | } |
| 903 | }; |
| 904 | } |
| 905 | |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 906 | bool CursorVisitor::VisitObjCContainerDecl(ObjCContainerDecl *D) { |
Ted Kremenek | d8c370c | 2010-11-02 23:10:24 +0000 | [diff] [blame] | 907 | // FIXME: Eventually convert back to just 'VisitDeclContext()'. Essentially |
| 908 | // an @implementation can lexically contain Decls that are not properly |
| 909 | // nested in the AST. When we identify such cases, we need to retrofit |
| 910 | // this nesting here. |
| 911 | if (!DI_current) |
| 912 | return VisitDeclContext(D); |
| 913 | |
| 914 | // Scan the Decls that immediately come after the container |
| 915 | // in the current DeclContext. If any fall within the |
| 916 | // container's lexical region, stash them into a vector |
| 917 | // for later processing. |
| 918 | llvm::SmallVector<Decl *, 24> DeclsInContainer; |
| 919 | SourceLocation EndLoc = D->getSourceRange().getEnd(); |
| 920 | SourceManager &SM = TU->getSourceManager(); |
| 921 | if (EndLoc.isValid()) { |
| 922 | DeclContext::decl_iterator next = *DI_current; |
| 923 | while (++next != DE_current) { |
| 924 | Decl *D_next = *next; |
| 925 | if (!D_next) |
| 926 | break; |
| 927 | SourceLocation L = D_next->getLocStart(); |
| 928 | if (!L.isValid()) |
| 929 | break; |
| 930 | if (SM.isBeforeInTranslationUnit(L, EndLoc)) { |
| 931 | *DI_current = next; |
| 932 | DeclsInContainer.push_back(D_next); |
| 933 | continue; |
| 934 | } |
| 935 | break; |
| 936 | } |
| 937 | } |
| 938 | |
| 939 | // The common case. |
| 940 | if (DeclsInContainer.empty()) |
| 941 | return VisitDeclContext(D); |
| 942 | |
| 943 | // Get all the Decls in the DeclContext, and sort them with the |
| 944 | // additional ones we've collected. Then visit them. |
| 945 | for (DeclContext::decl_iterator I = D->decls_begin(), E = D->decls_end(); |
| 946 | I!=E; ++I) { |
| 947 | Decl *subDecl = *I; |
Ted Kremenek | 0582c89 | 2010-11-02 23:17:51 +0000 | [diff] [blame] | 948 | if (!subDecl || subDecl->getLexicalDeclContext() != D || |
| 949 | subDecl->getLocStart().isInvalid()) |
Ted Kremenek | d8c370c | 2010-11-02 23:10:24 +0000 | [diff] [blame] | 950 | continue; |
| 951 | DeclsInContainer.push_back(subDecl); |
| 952 | } |
| 953 | |
| 954 | // Now sort the Decls so that they appear in lexical order. |
| 955 | std::sort(DeclsInContainer.begin(), DeclsInContainer.end(), |
| 956 | ContainerDeclsSort(SM)); |
| 957 | |
| 958 | // Now visit the decls. |
| 959 | for (llvm::SmallVectorImpl<Decl*>::iterator I = DeclsInContainer.begin(), |
| 960 | E = DeclsInContainer.end(); I != E; ++I) { |
| 961 | CXCursor Cursor = MakeCXCursor(*I, TU); |
| 962 | const llvm::Optional<bool> &V = shouldVisitCursor(Cursor); |
| 963 | if (!V.hasValue()) |
| 964 | continue; |
| 965 | if (!V.getValue()) |
| 966 | return false; |
| 967 | if (Visit(Cursor, true)) |
| 968 | return true; |
| 969 | } |
| 970 | return false; |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 971 | } |
| 972 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 973 | bool CursorVisitor::VisitObjCCategoryDecl(ObjCCategoryDecl *ND) { |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 974 | if (Visit(MakeCursorObjCClassRef(ND->getClassInterface(), ND->getLocation(), |
| 975 | TU))) |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 976 | return true; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 977 | |
Douglas Gregor | 78db0cd | 2010-01-16 15:44:18 +0000 | [diff] [blame] | 978 | ObjCCategoryDecl::protocol_loc_iterator PL = ND->protocol_loc_begin(); |
| 979 | for (ObjCCategoryDecl::protocol_iterator I = ND->protocol_begin(), |
| 980 | E = ND->protocol_end(); I != E; ++I, ++PL) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 981 | if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 982 | return true; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 983 | |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 984 | return VisitObjCContainerDecl(ND); |
Ted Kremenek | dd6bcc5 | 2010-01-13 00:22:49 +0000 | [diff] [blame] | 985 | } |
| 986 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 987 | bool CursorVisitor::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) { |
| 988 | ObjCProtocolDecl::protocol_loc_iterator PL = PID->protocol_loc_begin(); |
| 989 | for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), |
| 990 | E = PID->protocol_end(); I != E; ++I, ++PL) |
| 991 | if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) |
| 992 | return true; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 993 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 994 | return VisitObjCContainerDecl(PID); |
| 995 | } |
| 996 | |
Ted Kremenek | 23173d7 | 2010-05-18 21:09:07 +0000 | [diff] [blame] | 997 | bool CursorVisitor::VisitObjCPropertyDecl(ObjCPropertyDecl *PD) { |
Douglas Gregor | 83cb942 | 2010-09-09 17:09:21 +0000 | [diff] [blame] | 998 | if (PD->getTypeSourceInfo() && Visit(PD->getTypeSourceInfo()->getTypeLoc())) |
John McCall | fc92920 | 2010-06-04 22:33:30 +0000 | [diff] [blame] | 999 | return true; |
| 1000 | |
Ted Kremenek | 23173d7 | 2010-05-18 21:09:07 +0000 | [diff] [blame] | 1001 | // FIXME: This implements a workaround with @property declarations also being |
| 1002 | // installed in the DeclContext for the @interface. Eventually this code |
| 1003 | // should be removed. |
| 1004 | ObjCCategoryDecl *CDecl = dyn_cast<ObjCCategoryDecl>(PD->getDeclContext()); |
| 1005 | if (!CDecl || !CDecl->IsClassExtension()) |
| 1006 | return false; |
| 1007 | |
| 1008 | ObjCInterfaceDecl *ID = CDecl->getClassInterface(); |
| 1009 | if (!ID) |
| 1010 | return false; |
| 1011 | |
| 1012 | IdentifierInfo *PropertyId = PD->getIdentifier(); |
| 1013 | ObjCPropertyDecl *prevDecl = |
| 1014 | ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(ID), PropertyId); |
| 1015 | |
| 1016 | if (!prevDecl) |
| 1017 | return false; |
| 1018 | |
| 1019 | // Visit synthesized methods since they will be skipped when visiting |
| 1020 | // the @interface. |
| 1021 | if (ObjCMethodDecl *MD = prevDecl->getGetterMethodDecl()) |
Ted Kremenek | a054fb4 | 2010-09-21 20:52:59 +0000 | [diff] [blame] | 1022 | if (MD->isSynthesized() && MD->getLexicalDeclContext() == CDecl) |
Ted Kremenek | 23173d7 | 2010-05-18 21:09:07 +0000 | [diff] [blame] | 1023 | if (Visit(MakeCXCursor(MD, TU))) |
| 1024 | return true; |
| 1025 | |
| 1026 | if (ObjCMethodDecl *MD = prevDecl->getSetterMethodDecl()) |
Ted Kremenek | a054fb4 | 2010-09-21 20:52:59 +0000 | [diff] [blame] | 1027 | if (MD->isSynthesized() && MD->getLexicalDeclContext() == CDecl) |
Ted Kremenek | 23173d7 | 2010-05-18 21:09:07 +0000 | [diff] [blame] | 1028 | if (Visit(MakeCXCursor(MD, TU))) |
| 1029 | return true; |
| 1030 | |
| 1031 | return false; |
| 1032 | } |
| 1033 | |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 1034 | bool CursorVisitor::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { |
Ted Kremenek | dd6bcc5 | 2010-01-13 00:22:49 +0000 | [diff] [blame] | 1035 | // Issue callbacks for super class. |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 1036 | if (D->getSuperClass() && |
| 1037 | Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1038 | D->getSuperClassLoc(), |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 1039 | TU))) |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 1040 | return true; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1041 | |
Douglas Gregor | 78db0cd | 2010-01-16 15:44:18 +0000 | [diff] [blame] | 1042 | ObjCInterfaceDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); |
| 1043 | for (ObjCInterfaceDecl::protocol_iterator I = D->protocol_begin(), |
| 1044 | E = D->protocol_end(); I != E; ++I, ++PL) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 1045 | if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 1046 | return true; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1047 | |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 1048 | return VisitObjCContainerDecl(D); |
Ted Kremenek | dd6bcc5 | 2010-01-13 00:22:49 +0000 | [diff] [blame] | 1049 | } |
| 1050 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 1051 | bool CursorVisitor::VisitObjCImplDecl(ObjCImplDecl *D) { |
| 1052 | return VisitObjCContainerDecl(D); |
Ted Kremenek | dd6bcc5 | 2010-01-13 00:22:49 +0000 | [diff] [blame] | 1053 | } |
| 1054 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 1055 | bool CursorVisitor::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) { |
Ted Kremenek | ebfa339 | 2010-03-19 20:39:03 +0000 | [diff] [blame] | 1056 | // 'ID' could be null when dealing with invalid code. |
| 1057 | if (ObjCInterfaceDecl *ID = D->getClassInterface()) |
| 1058 | if (Visit(MakeCursorObjCClassRef(ID, D->getLocation(), TU))) |
| 1059 | return true; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1060 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 1061 | return VisitObjCImplDecl(D); |
| 1062 | } |
| 1063 | |
| 1064 | bool CursorVisitor::VisitObjCImplementationDecl(ObjCImplementationDecl *D) { |
| 1065 | #if 0 |
| 1066 | // Issue callbacks for super class. |
| 1067 | // FIXME: No source location information! |
| 1068 | if (D->getSuperClass() && |
| 1069 | Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1070 | D->getSuperClassLoc(), |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 1071 | TU))) |
| 1072 | return true; |
| 1073 | #endif |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1074 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 1075 | return VisitObjCImplDecl(D); |
| 1076 | } |
| 1077 | |
| 1078 | bool CursorVisitor::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { |
| 1079 | ObjCForwardProtocolDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); |
| 1080 | for (ObjCForwardProtocolDecl::protocol_iterator I = D->protocol_begin(), |
| 1081 | E = D->protocol_end(); |
| 1082 | I != E; ++I, ++PL) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 1083 | if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 1084 | return true; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1085 | |
| 1086 | return false; |
Ted Kremenek | dd6bcc5 | 2010-01-13 00:22:49 +0000 | [diff] [blame] | 1087 | } |
| 1088 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 1089 | bool CursorVisitor::VisitObjCClassDecl(ObjCClassDecl *D) { |
| 1090 | for (ObjCClassDecl::iterator C = D->begin(), CEnd = D->end(); C != CEnd; ++C) |
| 1091 | if (Visit(MakeCursorObjCClassRef(C->getInterface(), C->getLocation(), TU))) |
| 1092 | return true; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1093 | |
Douglas Gregor | 1ef2fc1 | 2010-01-22 00:50:27 +0000 | [diff] [blame] | 1094 | return false; |
Ted Kremenek | dd6bcc5 | 2010-01-13 00:22:49 +0000 | [diff] [blame] | 1095 | } |
| 1096 | |
Ted Kremenek | 8f06e0e | 2010-05-06 23:38:21 +0000 | [diff] [blame] | 1097 | bool CursorVisitor::VisitNamespaceDecl(NamespaceDecl *D) { |
| 1098 | return VisitDeclContext(D); |
| 1099 | } |
| 1100 | |
Douglas Gregor | 6931900 | 2010-08-31 23:48:11 +0000 | [diff] [blame] | 1101 | bool CursorVisitor::VisitNamespaceAliasDecl(NamespaceAliasDecl *D) { |
Douglas Gregor | c5ade2e | 2010-09-02 17:35:32 +0000 | [diff] [blame] | 1102 | // Visit nested-name-specifier. |
| 1103 | if (NestedNameSpecifier *Qualifier = D->getQualifier()) |
| 1104 | if (VisitNestedNameSpecifier(Qualifier, D->getQualifierRange())) |
| 1105 | return true; |
Douglas Gregor | 6931900 | 2010-08-31 23:48:11 +0000 | [diff] [blame] | 1106 | |
| 1107 | return Visit(MakeCursorNamespaceRef(D->getAliasedNamespace(), |
| 1108 | D->getTargetNameLoc(), TU)); |
| 1109 | } |
| 1110 | |
Douglas Gregor | 7e24256 | 2010-09-01 19:52:22 +0000 | [diff] [blame] | 1111 | bool CursorVisitor::VisitUsingDecl(UsingDecl *D) { |
Douglas Gregor | c5ade2e | 2010-09-02 17:35:32 +0000 | [diff] [blame] | 1112 | // Visit nested-name-specifier. |
| 1113 | if (NestedNameSpecifier *Qualifier = D->getTargetNestedNameDecl()) |
| 1114 | if (VisitNestedNameSpecifier(Qualifier, D->getNestedNameRange())) |
| 1115 | return true; |
Douglas Gregor | 7e24256 | 2010-09-01 19:52:22 +0000 | [diff] [blame] | 1116 | |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 1117 | if (Visit(MakeCursorOverloadedDeclRef(D, D->getLocation(), TU))) |
| 1118 | return true; |
| 1119 | |
Douglas Gregor | 7e24256 | 2010-09-01 19:52:22 +0000 | [diff] [blame] | 1120 | return VisitDeclarationNameInfo(D->getNameInfo()); |
| 1121 | } |
| 1122 | |
Douglas Gregor | 0a35bce | 2010-09-01 03:07:18 +0000 | [diff] [blame] | 1123 | bool CursorVisitor::VisitUsingDirectiveDecl(UsingDirectiveDecl *D) { |
Douglas Gregor | c5ade2e | 2010-09-02 17:35:32 +0000 | [diff] [blame] | 1124 | // Visit nested-name-specifier. |
| 1125 | if (NestedNameSpecifier *Qualifier = D->getQualifier()) |
| 1126 | if (VisitNestedNameSpecifier(Qualifier, D->getQualifierRange())) |
| 1127 | return true; |
Douglas Gregor | 0a35bce | 2010-09-01 03:07:18 +0000 | [diff] [blame] | 1128 | |
| 1129 | return Visit(MakeCursorNamespaceRef(D->getNominatedNamespaceAsWritten(), |
| 1130 | D->getIdentLocation(), TU)); |
| 1131 | } |
| 1132 | |
Douglas Gregor | 7e24256 | 2010-09-01 19:52:22 +0000 | [diff] [blame] | 1133 | bool CursorVisitor::VisitUnresolvedUsingValueDecl(UnresolvedUsingValueDecl *D) { |
Douglas Gregor | c5ade2e | 2010-09-02 17:35:32 +0000 | [diff] [blame] | 1134 | // Visit nested-name-specifier. |
| 1135 | if (NestedNameSpecifier *Qualifier = D->getTargetNestedNameSpecifier()) |
| 1136 | if (VisitNestedNameSpecifier(Qualifier, D->getTargetNestedNameRange())) |
| 1137 | return true; |
| 1138 | |
Douglas Gregor | 7e24256 | 2010-09-01 19:52:22 +0000 | [diff] [blame] | 1139 | return VisitDeclarationNameInfo(D->getNameInfo()); |
| 1140 | } |
| 1141 | |
| 1142 | bool CursorVisitor::VisitUnresolvedUsingTypenameDecl( |
| 1143 | UnresolvedUsingTypenameDecl *D) { |
Douglas Gregor | c5ade2e | 2010-09-02 17:35:32 +0000 | [diff] [blame] | 1144 | // Visit nested-name-specifier. |
| 1145 | if (NestedNameSpecifier *Qualifier = D->getTargetNestedNameSpecifier()) |
| 1146 | if (VisitNestedNameSpecifier(Qualifier, D->getTargetNestedNameRange())) |
| 1147 | return true; |
| 1148 | |
Douglas Gregor | 7e24256 | 2010-09-01 19:52:22 +0000 | [diff] [blame] | 1149 | return false; |
| 1150 | } |
| 1151 | |
Douglas Gregor | 01829d3 | 2010-08-31 14:41:23 +0000 | [diff] [blame] | 1152 | bool CursorVisitor::VisitDeclarationNameInfo(DeclarationNameInfo Name) { |
| 1153 | switch (Name.getName().getNameKind()) { |
| 1154 | case clang::DeclarationName::Identifier: |
| 1155 | case clang::DeclarationName::CXXLiteralOperatorName: |
| 1156 | case clang::DeclarationName::CXXOperatorName: |
| 1157 | case clang::DeclarationName::CXXUsingDirective: |
| 1158 | return false; |
| 1159 | |
| 1160 | case clang::DeclarationName::CXXConstructorName: |
| 1161 | case clang::DeclarationName::CXXDestructorName: |
| 1162 | case clang::DeclarationName::CXXConversionFunctionName: |
| 1163 | if (TypeSourceInfo *TSInfo = Name.getNamedTypeInfo()) |
| 1164 | return Visit(TSInfo->getTypeLoc()); |
| 1165 | return false; |
| 1166 | |
| 1167 | case clang::DeclarationName::ObjCZeroArgSelector: |
| 1168 | case clang::DeclarationName::ObjCOneArgSelector: |
| 1169 | case clang::DeclarationName::ObjCMultiArgSelector: |
| 1170 | // FIXME: Per-identifier location info? |
| 1171 | return false; |
| 1172 | } |
| 1173 | |
| 1174 | return false; |
| 1175 | } |
| 1176 | |
Douglas Gregor | c5ade2e | 2010-09-02 17:35:32 +0000 | [diff] [blame] | 1177 | bool CursorVisitor::VisitNestedNameSpecifier(NestedNameSpecifier *NNS, |
| 1178 | SourceRange Range) { |
| 1179 | // FIXME: This whole routine is a hack to work around the lack of proper |
| 1180 | // source information in nested-name-specifiers (PR5791). Since we do have |
| 1181 | // a beginning source location, we can visit the first component of the |
| 1182 | // nested-name-specifier, if it's a single-token component. |
| 1183 | if (!NNS) |
| 1184 | return false; |
| 1185 | |
| 1186 | // Get the first component in the nested-name-specifier. |
| 1187 | while (NestedNameSpecifier *Prefix = NNS->getPrefix()) |
| 1188 | NNS = Prefix; |
| 1189 | |
| 1190 | switch (NNS->getKind()) { |
| 1191 | case NestedNameSpecifier::Namespace: |
| 1192 | // FIXME: The token at this source location might actually have been a |
| 1193 | // namespace alias, but we don't model that. Lame! |
| 1194 | return Visit(MakeCursorNamespaceRef(NNS->getAsNamespace(), Range.getBegin(), |
| 1195 | TU)); |
| 1196 | |
| 1197 | case NestedNameSpecifier::TypeSpec: { |
| 1198 | // If the type has a form where we know that the beginning of the source |
| 1199 | // range matches up with a reference cursor. Visit the appropriate reference |
| 1200 | // cursor. |
| 1201 | Type *T = NNS->getAsType(); |
| 1202 | if (const TypedefType *Typedef = dyn_cast<TypedefType>(T)) |
| 1203 | return Visit(MakeCursorTypeRef(Typedef->getDecl(), Range.getBegin(), TU)); |
| 1204 | if (const TagType *Tag = dyn_cast<TagType>(T)) |
| 1205 | return Visit(MakeCursorTypeRef(Tag->getDecl(), Range.getBegin(), TU)); |
| 1206 | if (const TemplateSpecializationType *TST |
| 1207 | = dyn_cast<TemplateSpecializationType>(T)) |
| 1208 | return VisitTemplateName(TST->getTemplateName(), Range.getBegin()); |
| 1209 | break; |
| 1210 | } |
| 1211 | |
| 1212 | case NestedNameSpecifier::TypeSpecWithTemplate: |
| 1213 | case NestedNameSpecifier::Global: |
| 1214 | case NestedNameSpecifier::Identifier: |
| 1215 | break; |
| 1216 | } |
| 1217 | |
| 1218 | return false; |
| 1219 | } |
| 1220 | |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 1221 | bool CursorVisitor::VisitTemplateParameters( |
| 1222 | const TemplateParameterList *Params) { |
| 1223 | if (!Params) |
| 1224 | return false; |
| 1225 | |
| 1226 | for (TemplateParameterList::const_iterator P = Params->begin(), |
| 1227 | PEnd = Params->end(); |
| 1228 | P != PEnd; ++P) { |
| 1229 | if (Visit(MakeCXCursor(*P, TU))) |
| 1230 | return true; |
| 1231 | } |
| 1232 | |
| 1233 | return false; |
| 1234 | } |
| 1235 | |
Douglas Gregor | 0b36e61 | 2010-08-31 20:37:03 +0000 | [diff] [blame] | 1236 | bool CursorVisitor::VisitTemplateName(TemplateName Name, SourceLocation Loc) { |
| 1237 | switch (Name.getKind()) { |
| 1238 | case TemplateName::Template: |
| 1239 | return Visit(MakeCursorTemplateRef(Name.getAsTemplateDecl(), Loc, TU)); |
| 1240 | |
| 1241 | case TemplateName::OverloadedTemplate: |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 1242 | // Visit the overloaded template set. |
| 1243 | if (Visit(MakeCursorOverloadedDeclRef(Name, Loc, TU))) |
| 1244 | return true; |
| 1245 | |
Douglas Gregor | 0b36e61 | 2010-08-31 20:37:03 +0000 | [diff] [blame] | 1246 | return false; |
| 1247 | |
| 1248 | case TemplateName::DependentTemplate: |
| 1249 | // FIXME: Visit nested-name-specifier. |
| 1250 | return false; |
| 1251 | |
| 1252 | case TemplateName::QualifiedTemplate: |
| 1253 | // FIXME: Visit nested-name-specifier. |
| 1254 | return Visit(MakeCursorTemplateRef( |
| 1255 | Name.getAsQualifiedTemplateName()->getDecl(), |
| 1256 | Loc, TU)); |
| 1257 | } |
| 1258 | |
| 1259 | return false; |
| 1260 | } |
| 1261 | |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 1262 | bool CursorVisitor::VisitTemplateArgumentLoc(const TemplateArgumentLoc &TAL) { |
| 1263 | switch (TAL.getArgument().getKind()) { |
| 1264 | case TemplateArgument::Null: |
| 1265 | case TemplateArgument::Integral: |
| 1266 | return false; |
| 1267 | |
| 1268 | case TemplateArgument::Pack: |
| 1269 | // FIXME: Implement when variadic templates come along. |
| 1270 | return false; |
| 1271 | |
| 1272 | case TemplateArgument::Type: |
| 1273 | if (TypeSourceInfo *TSInfo = TAL.getTypeSourceInfo()) |
| 1274 | return Visit(TSInfo->getTypeLoc()); |
| 1275 | return false; |
| 1276 | |
| 1277 | case TemplateArgument::Declaration: |
| 1278 | if (Expr *E = TAL.getSourceDeclExpression()) |
| 1279 | return Visit(MakeCXCursor(E, StmtParent, TU)); |
| 1280 | return false; |
| 1281 | |
| 1282 | case TemplateArgument::Expression: |
| 1283 | if (Expr *E = TAL.getSourceExpression()) |
| 1284 | return Visit(MakeCXCursor(E, StmtParent, TU)); |
| 1285 | return false; |
| 1286 | |
| 1287 | case TemplateArgument::Template: |
Douglas Gregor | 0b36e61 | 2010-08-31 20:37:03 +0000 | [diff] [blame] | 1288 | return VisitTemplateName(TAL.getArgument().getAsTemplate(), |
| 1289 | TAL.getTemplateNameLoc()); |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 1290 | } |
| 1291 | |
| 1292 | return false; |
| 1293 | } |
| 1294 | |
Ted Kremenek | a0536d8 | 2010-05-07 01:04:29 +0000 | [diff] [blame] | 1295 | bool CursorVisitor::VisitLinkageSpecDecl(LinkageSpecDecl *D) { |
| 1296 | return VisitDeclContext(D); |
| 1297 | } |
| 1298 | |
Douglas Gregor | 01829d3 | 2010-08-31 14:41:23 +0000 | [diff] [blame] | 1299 | bool CursorVisitor::VisitQualifiedTypeLoc(QualifiedTypeLoc TL) { |
| 1300 | return Visit(TL.getUnqualifiedLoc()); |
| 1301 | } |
| 1302 | |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1303 | bool CursorVisitor::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { |
| 1304 | ASTContext &Context = TU->getASTContext(); |
| 1305 | |
| 1306 | // Some builtin types (such as Objective-C's "id", "sel", and |
| 1307 | // "Class") have associated declarations. Create cursors for those. |
| 1308 | QualType VisitType; |
| 1309 | switch (TL.getType()->getAs<BuiltinType>()->getKind()) { |
Ted Kremenek | 6b3b514 | 2010-02-18 22:32:43 +0000 | [diff] [blame] | 1310 | case BuiltinType::Void: |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1311 | case BuiltinType::Bool: |
Ted Kremenek | 6b3b514 | 2010-02-18 22:32:43 +0000 | [diff] [blame] | 1312 | case BuiltinType::Char_U: |
| 1313 | case BuiltinType::UChar: |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1314 | case BuiltinType::Char16: |
| 1315 | case BuiltinType::Char32: |
Ted Kremenek | 6b3b514 | 2010-02-18 22:32:43 +0000 | [diff] [blame] | 1316 | case BuiltinType::UShort: |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1317 | case BuiltinType::UInt: |
| 1318 | case BuiltinType::ULong: |
| 1319 | case BuiltinType::ULongLong: |
Ted Kremenek | 6b3b514 | 2010-02-18 22:32:43 +0000 | [diff] [blame] | 1320 | case BuiltinType::UInt128: |
| 1321 | case BuiltinType::Char_S: |
| 1322 | case BuiltinType::SChar: |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1323 | case BuiltinType::WChar: |
Ted Kremenek | 6b3b514 | 2010-02-18 22:32:43 +0000 | [diff] [blame] | 1324 | case BuiltinType::Short: |
| 1325 | case BuiltinType::Int: |
| 1326 | case BuiltinType::Long: |
| 1327 | case BuiltinType::LongLong: |
| 1328 | case BuiltinType::Int128: |
| 1329 | case BuiltinType::Float: |
| 1330 | case BuiltinType::Double: |
| 1331 | case BuiltinType::LongDouble: |
| 1332 | case BuiltinType::NullPtr: |
| 1333 | case BuiltinType::Overload: |
| 1334 | case BuiltinType::Dependent: |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1335 | break; |
Ted Kremenek | 6b3b514 | 2010-02-18 22:32:43 +0000 | [diff] [blame] | 1336 | |
| 1337 | case BuiltinType::UndeducedAuto: // FIXME: Deserves a cursor? |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1338 | break; |
Ted Kremenek | 6b3b514 | 2010-02-18 22:32:43 +0000 | [diff] [blame] | 1339 | |
Ted Kremenek | c4174cc | 2010-02-18 18:52:18 +0000 | [diff] [blame] | 1340 | case BuiltinType::ObjCId: |
| 1341 | VisitType = Context.getObjCIdType(); |
| 1342 | break; |
Ted Kremenek | 6b3b514 | 2010-02-18 22:32:43 +0000 | [diff] [blame] | 1343 | |
| 1344 | case BuiltinType::ObjCClass: |
| 1345 | VisitType = Context.getObjCClassType(); |
| 1346 | break; |
| 1347 | |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1348 | case BuiltinType::ObjCSel: |
| 1349 | VisitType = Context.getObjCSelType(); |
| 1350 | break; |
| 1351 | } |
| 1352 | |
| 1353 | if (!VisitType.isNull()) { |
| 1354 | if (const TypedefType *Typedef = VisitType->getAs<TypedefType>()) |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1355 | return Visit(MakeCursorTypeRef(Typedef->getDecl(), TL.getBuiltinLoc(), |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1356 | TU)); |
| 1357 | } |
| 1358 | |
| 1359 | return false; |
| 1360 | } |
| 1361 | |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 1362 | bool CursorVisitor::VisitTypedefTypeLoc(TypedefTypeLoc TL) { |
| 1363 | return Visit(MakeCursorTypeRef(TL.getTypedefDecl(), TL.getNameLoc(), TU)); |
| 1364 | } |
| 1365 | |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1366 | bool CursorVisitor::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { |
| 1367 | return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); |
| 1368 | } |
| 1369 | |
| 1370 | bool CursorVisitor::VisitTagTypeLoc(TagTypeLoc TL) { |
| 1371 | return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); |
| 1372 | } |
| 1373 | |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 1374 | bool CursorVisitor::VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL) { |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 1375 | // FIXME: We can't visit the template type parameter, because there's |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 1376 | // no context information with which we can match up the depth/index in the |
| 1377 | // type to the appropriate |
| 1378 | return false; |
| 1379 | } |
| 1380 | |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1381 | bool CursorVisitor::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { |
| 1382 | if (Visit(MakeCursorObjCClassRef(TL.getIFaceDecl(), TL.getNameLoc(), TU))) |
| 1383 | return true; |
| 1384 | |
John McCall | c12c5bb | 2010-05-15 11:32:37 +0000 | [diff] [blame] | 1385 | return false; |
| 1386 | } |
| 1387 | |
| 1388 | bool CursorVisitor::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { |
| 1389 | if (TL.hasBaseTypeAsWritten() && Visit(TL.getBaseLoc())) |
| 1390 | return true; |
| 1391 | |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1392 | for (unsigned I = 0, N = TL.getNumProtocols(); I != N; ++I) { |
| 1393 | if (Visit(MakeCursorObjCProtocolRef(TL.getProtocol(I), TL.getProtocolLoc(I), |
| 1394 | TU))) |
| 1395 | return true; |
| 1396 | } |
| 1397 | |
| 1398 | return false; |
| 1399 | } |
| 1400 | |
| 1401 | bool CursorVisitor::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { |
John McCall | c12c5bb | 2010-05-15 11:32:37 +0000 | [diff] [blame] | 1402 | return Visit(TL.getPointeeLoc()); |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1403 | } |
| 1404 | |
| 1405 | bool CursorVisitor::VisitPointerTypeLoc(PointerTypeLoc TL) { |
| 1406 | return Visit(TL.getPointeeLoc()); |
| 1407 | } |
| 1408 | |
| 1409 | bool CursorVisitor::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { |
| 1410 | return Visit(TL.getPointeeLoc()); |
| 1411 | } |
| 1412 | |
| 1413 | bool CursorVisitor::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { |
| 1414 | return Visit(TL.getPointeeLoc()); |
| 1415 | } |
| 1416 | |
| 1417 | bool CursorVisitor::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1418 | return Visit(TL.getPointeeLoc()); |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1419 | } |
| 1420 | |
| 1421 | bool CursorVisitor::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1422 | return Visit(TL.getPointeeLoc()); |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1423 | } |
| 1424 | |
Douglas Gregor | 01829d3 | 2010-08-31 14:41:23 +0000 | [diff] [blame] | 1425 | bool CursorVisitor::VisitFunctionTypeLoc(FunctionTypeLoc TL, |
| 1426 | bool SkipResultType) { |
| 1427 | if (!SkipResultType && Visit(TL.getResultLoc())) |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1428 | return true; |
| 1429 | |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1430 | for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) |
Ted Kremenek | 5dbacb4 | 2010-04-07 00:27:13 +0000 | [diff] [blame] | 1431 | if (Decl *D = TL.getArg(I)) |
| 1432 | if (Visit(MakeCXCursor(D, TU))) |
| 1433 | return true; |
Douglas Gregor | f20dfbc | 2010-01-21 17:29:07 +0000 | [diff] [blame] | 1434 | |
| 1435 | return false; |
| 1436 | } |
| 1437 | |
| 1438 | bool CursorVisitor::VisitArrayTypeLoc(ArrayTypeLoc TL) { |
| 1439 | if (Visit(TL.getElementLoc())) |
| 1440 | return true; |
| 1441 | |
| 1442 | if (Expr *Size = TL.getSizeExpr()) |
| 1443 | return Visit(MakeCXCursor(Size, StmtParent, TU)); |
| 1444 | |
| 1445 | return false; |
| 1446 | } |
| 1447 | |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 1448 | bool CursorVisitor::VisitTemplateSpecializationTypeLoc( |
| 1449 | TemplateSpecializationTypeLoc TL) { |
Douglas Gregor | 0b36e61 | 2010-08-31 20:37:03 +0000 | [diff] [blame] | 1450 | // Visit the template name. |
| 1451 | if (VisitTemplateName(TL.getTypePtr()->getTemplateName(), |
| 1452 | TL.getTemplateNameLoc())) |
| 1453 | return true; |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 1454 | |
| 1455 | // Visit the template arguments. |
| 1456 | for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) |
| 1457 | if (VisitTemplateArgumentLoc(TL.getArgLoc(I))) |
| 1458 | return true; |
| 1459 | |
| 1460 | return false; |
| 1461 | } |
| 1462 | |
Douglas Gregor | 2332c11 | 2010-01-21 20:48:56 +0000 | [diff] [blame] | 1463 | bool CursorVisitor::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { |
| 1464 | return Visit(MakeCXCursor(TL.getUnderlyingExpr(), StmtParent, TU)); |
| 1465 | } |
| 1466 | |
| 1467 | bool CursorVisitor::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { |
| 1468 | if (TypeSourceInfo *TSInfo = TL.getUnderlyingTInfo()) |
| 1469 | return Visit(TSInfo->getTypeLoc()); |
| 1470 | |
| 1471 | return false; |
| 1472 | } |
| 1473 | |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 1474 | bool CursorVisitor::VisitStmt(Stmt *S) { |
| 1475 | for (Stmt::child_iterator Child = S->child_begin(), ChildEnd = S->child_end(); |
| 1476 | Child != ChildEnd; ++Child) { |
Ted Kremenek | 0f91f6a | 2010-05-13 00:25:00 +0000 | [diff] [blame] | 1477 | if (Stmt *C = *Child) |
| 1478 | if (Visit(MakeCXCursor(C, StmtParent, TU))) |
| 1479 | return true; |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 1480 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1481 | |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 1482 | return false; |
| 1483 | } |
| 1484 | |
| 1485 | bool CursorVisitor::VisitDeclStmt(DeclStmt *S) { |
Ted Kremenek | 007a7c9 | 2010-11-01 23:26:51 +0000 | [diff] [blame] | 1486 | bool isFirst = true; |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 1487 | for (DeclStmt::decl_iterator D = S->decl_begin(), DEnd = S->decl_end(); |
| 1488 | D != DEnd; ++D) { |
Ted Kremenek | 007a7c9 | 2010-11-01 23:26:51 +0000 | [diff] [blame] | 1489 | if (*D && Visit(MakeCXCursor(*D, TU, isFirst))) |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 1490 | return true; |
Ted Kremenek | 007a7c9 | 2010-11-01 23:26:51 +0000 | [diff] [blame] | 1491 | isFirst = false; |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 1492 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1493 | |
Douglas Gregor | a59e390 | 2010-01-21 23:27:09 +0000 | [diff] [blame] | 1494 | return false; |
| 1495 | } |
| 1496 | |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 1497 | bool CursorVisitor::VisitGotoStmt(GotoStmt *S) { |
| 1498 | return Visit(MakeCursorLabelRef(S->getLabel(), S->getLabelLoc(), TU)); |
| 1499 | } |
| 1500 | |
Douglas Gregor | 8947a75 | 2010-09-02 20:35:02 +0000 | [diff] [blame] | 1501 | bool CursorVisitor::VisitDeclRefExpr(DeclRefExpr *E) { |
| 1502 | // Visit nested-name-specifier, if present. |
| 1503 | if (NestedNameSpecifier *Qualifier = E->getQualifier()) |
| 1504 | if (VisitNestedNameSpecifier(Qualifier, E->getQualifierRange())) |
| 1505 | return true; |
| 1506 | |
| 1507 | // Visit declaration name. |
| 1508 | if (VisitDeclarationNameInfo(E->getNameInfo())) |
| 1509 | return true; |
| 1510 | |
| 1511 | // Visit explicitly-specified template arguments. |
| 1512 | if (E->hasExplicitTemplateArgs()) { |
| 1513 | ExplicitTemplateArgumentList &Args = E->getExplicitTemplateArgs(); |
| 1514 | for (TemplateArgumentLoc *Arg = Args.getTemplateArgs(), |
| 1515 | *ArgEnd = Arg + Args.NumTemplateArgs; |
| 1516 | Arg != ArgEnd; ++Arg) |
| 1517 | if (VisitTemplateArgumentLoc(*Arg)) |
| 1518 | return true; |
| 1519 | } |
| 1520 | |
| 1521 | return false; |
| 1522 | } |
| 1523 | |
Ted Kremenek | 3064ef9 | 2010-08-27 21:34:58 +0000 | [diff] [blame] | 1524 | bool CursorVisitor::VisitCXXRecordDecl(CXXRecordDecl *D) { |
| 1525 | if (D->isDefinition()) { |
| 1526 | for (CXXRecordDecl::base_class_iterator I = D->bases_begin(), |
| 1527 | E = D->bases_end(); I != E; ++I) { |
| 1528 | if (Visit(cxcursor::MakeCursorCXXBaseSpecifier(I, TU))) |
| 1529 | return true; |
| 1530 | } |
| 1531 | } |
| 1532 | |
| 1533 | return VisitTagDecl(D); |
| 1534 | } |
| 1535 | |
| 1536 | |
Ted Kremenek | 1ee6cad | 2010-04-11 21:47:37 +0000 | [diff] [blame] | 1537 | bool CursorVisitor::VisitBlockExpr(BlockExpr *B) { |
| 1538 | return Visit(B->getBlockDecl()); |
| 1539 | } |
| 1540 | |
Douglas Gregor | 8ecdb65 | 2010-04-28 22:16:22 +0000 | [diff] [blame] | 1541 | bool CursorVisitor::VisitOffsetOfExpr(OffsetOfExpr *E) { |
Douglas Gregor | 8ccef2d | 2010-09-09 23:10:46 +0000 | [diff] [blame] | 1542 | // Visit the type into which we're computing an offset. |
Douglas Gregor | 8ecdb65 | 2010-04-28 22:16:22 +0000 | [diff] [blame] | 1543 | if (Visit(E->getTypeSourceInfo()->getTypeLoc())) |
| 1544 | return true; |
Douglas Gregor | 8ccef2d | 2010-09-09 23:10:46 +0000 | [diff] [blame] | 1545 | |
| 1546 | // Visit the components of the offsetof expression. |
| 1547 | for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) { |
| 1548 | typedef OffsetOfExpr::OffsetOfNode OffsetOfNode; |
| 1549 | const OffsetOfNode &Node = E->getComponent(I); |
| 1550 | switch (Node.getKind()) { |
| 1551 | case OffsetOfNode::Array: |
| 1552 | if (Visit(MakeCXCursor(E->getIndexExpr(Node.getArrayExprIndex()), |
| 1553 | StmtParent, TU))) |
| 1554 | return true; |
| 1555 | break; |
| 1556 | |
| 1557 | case OffsetOfNode::Field: |
| 1558 | if (Visit(MakeCursorMemberRef(Node.getField(), Node.getRange().getEnd(), |
| 1559 | TU))) |
| 1560 | return true; |
| 1561 | break; |
| 1562 | |
| 1563 | case OffsetOfNode::Identifier: |
| 1564 | case OffsetOfNode::Base: |
| 1565 | continue; |
| 1566 | } |
| 1567 | } |
Douglas Gregor | 8ecdb65 | 2010-04-28 22:16:22 +0000 | [diff] [blame] | 1568 | |
Douglas Gregor | 8ccef2d | 2010-09-09 23:10:46 +0000 | [diff] [blame] | 1569 | return false; |
Douglas Gregor | 8ecdb65 | 2010-04-28 22:16:22 +0000 | [diff] [blame] | 1570 | } |
| 1571 | |
Douglas Gregor | 336fd81 | 2010-01-23 00:40:08 +0000 | [diff] [blame] | 1572 | bool CursorVisitor::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { |
| 1573 | if (E->isArgumentType()) { |
| 1574 | if (TypeSourceInfo *TSInfo = E->getArgumentTypeInfo()) |
| 1575 | return Visit(TSInfo->getTypeLoc()); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1576 | |
Douglas Gregor | 336fd81 | 2010-01-23 00:40:08 +0000 | [diff] [blame] | 1577 | return false; |
| 1578 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 1579 | |
Douglas Gregor | 336fd81 | 2010-01-23 00:40:08 +0000 | [diff] [blame] | 1580 | return VisitExpr(E); |
| 1581 | } |
| 1582 | |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 1583 | bool CursorVisitor::VisitAddrLabelExpr(AddrLabelExpr *E) { |
| 1584 | return Visit(MakeCursorLabelRef(E->getLabel(), E->getLabelLoc(), TU)); |
| 1585 | } |
| 1586 | |
Douglas Gregor | 648220e | 2010-08-10 15:02:34 +0000 | [diff] [blame] | 1587 | bool CursorVisitor::VisitTypesCompatibleExpr(TypesCompatibleExpr *E) { |
| 1588 | return Visit(E->getArgTInfo1()->getTypeLoc()) || |
| 1589 | Visit(E->getArgTInfo2()->getTypeLoc()); |
| 1590 | } |
| 1591 | |
| 1592 | bool CursorVisitor::VisitVAArgExpr(VAArgExpr *E) { |
| 1593 | if (Visit(E->getWrittenTypeInfo()->getTypeLoc())) |
| 1594 | return true; |
| 1595 | |
| 1596 | return Visit(MakeCXCursor(E->getSubExpr(), StmtParent, TU)); |
| 1597 | } |
| 1598 | |
Douglas Gregor | fa2e26f | 2010-09-09 23:28:23 +0000 | [diff] [blame] | 1599 | bool CursorVisitor::VisitDesignatedInitExpr(DesignatedInitExpr *E) { |
| 1600 | // Visit the designators. |
| 1601 | typedef DesignatedInitExpr::Designator Designator; |
| 1602 | for (DesignatedInitExpr::designators_iterator D = E->designators_begin(), |
| 1603 | DEnd = E->designators_end(); |
| 1604 | D != DEnd; ++D) { |
| 1605 | if (D->isFieldDesignator()) { |
| 1606 | if (FieldDecl *Field = D->getField()) |
| 1607 | if (Visit(MakeCursorMemberRef(Field, D->getFieldLoc(), TU))) |
| 1608 | return true; |
| 1609 | |
| 1610 | continue; |
| 1611 | } |
| 1612 | |
| 1613 | if (D->isArrayDesignator()) { |
| 1614 | if (Visit(MakeCXCursor(E->getArrayIndex(*D), StmtParent, TU))) |
| 1615 | return true; |
| 1616 | |
| 1617 | continue; |
| 1618 | } |
| 1619 | |
| 1620 | assert(D->isArrayRangeDesignator() && "Unknown designator kind"); |
| 1621 | if (Visit(MakeCXCursor(E->getArrayRangeStart(*D), StmtParent, TU)) || |
| 1622 | Visit(MakeCXCursor(E->getArrayRangeEnd(*D), StmtParent, TU))) |
| 1623 | return true; |
| 1624 | } |
| 1625 | |
| 1626 | // Visit the initializer value itself. |
| 1627 | return Visit(MakeCXCursor(E->getInit(), StmtParent, TU)); |
| 1628 | } |
| 1629 | |
Douglas Gregor | 9480229 | 2010-09-02 21:20:16 +0000 | [diff] [blame] | 1630 | bool CursorVisitor::VisitCXXTypeidExpr(CXXTypeidExpr *E) { |
| 1631 | if (E->isTypeOperand()) { |
| 1632 | if (TypeSourceInfo *TSInfo = E->getTypeOperandSourceInfo()) |
| 1633 | return Visit(TSInfo->getTypeLoc()); |
| 1634 | |
| 1635 | return false; |
| 1636 | } |
| 1637 | |
| 1638 | return VisitExpr(E); |
| 1639 | } |
| 1640 | |
Douglas Gregor | 3d37c0a | 2010-09-09 16:14:44 +0000 | [diff] [blame] | 1641 | bool CursorVisitor::VisitCXXUuidofExpr(CXXUuidofExpr *E) { |
| 1642 | if (E->isTypeOperand()) { |
| 1643 | if (TypeSourceInfo *TSInfo = E->getTypeOperandSourceInfo()) |
| 1644 | return Visit(TSInfo->getTypeLoc()); |
| 1645 | |
| 1646 | return false; |
| 1647 | } |
| 1648 | |
| 1649 | return VisitExpr(E); |
| 1650 | } |
| 1651 | |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 1652 | bool CursorVisitor::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) { |
| 1653 | if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) |
Douglas Gregor | 40749ee | 2010-11-03 00:35:38 +0000 | [diff] [blame] | 1654 | if (Visit(TSInfo->getTypeLoc())) |
| 1655 | return true; |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 1656 | |
| 1657 | return VisitExpr(E); |
| 1658 | } |
| 1659 | |
| 1660 | bool CursorVisitor::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) { |
| 1661 | if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) |
| 1662 | return Visit(TSInfo->getTypeLoc()); |
| 1663 | |
| 1664 | return false; |
| 1665 | } |
| 1666 | |
Douglas Gregor | 1bb2a93 | 2010-09-07 21:49:58 +0000 | [diff] [blame] | 1667 | bool CursorVisitor::VisitCXXNewExpr(CXXNewExpr *E) { |
| 1668 | // Visit placement arguments. |
| 1669 | for (unsigned I = 0, N = E->getNumPlacementArgs(); I != N; ++I) |
| 1670 | if (Visit(MakeCXCursor(E->getPlacementArg(I), StmtParent, TU))) |
| 1671 | return true; |
| 1672 | |
| 1673 | // Visit the allocated type. |
| 1674 | if (TypeSourceInfo *TSInfo = E->getAllocatedTypeSourceInfo()) |
| 1675 | if (Visit(TSInfo->getTypeLoc())) |
| 1676 | return true; |
| 1677 | |
| 1678 | // Visit the array size, if any. |
| 1679 | if (E->isArray() && Visit(MakeCXCursor(E->getArraySize(), StmtParent, TU))) |
| 1680 | return true; |
| 1681 | |
| 1682 | // Visit the initializer or constructor arguments. |
| 1683 | for (unsigned I = 0, N = E->getNumConstructorArgs(); I != N; ++I) |
| 1684 | if (Visit(MakeCXCursor(E->getConstructorArg(I), StmtParent, TU))) |
| 1685 | return true; |
| 1686 | |
| 1687 | return false; |
| 1688 | } |
| 1689 | |
Douglas Gregor | 6f7198f | 2010-09-02 22:09:03 +0000 | [diff] [blame] | 1690 | bool CursorVisitor::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) { |
| 1691 | // Visit base expression. |
| 1692 | if (Visit(MakeCXCursor(E->getBase(), StmtParent, TU))) |
| 1693 | return true; |
| 1694 | |
| 1695 | // Visit the nested-name-specifier. |
| 1696 | if (NestedNameSpecifier *Qualifier = E->getQualifier()) |
| 1697 | if (VisitNestedNameSpecifier(Qualifier, E->getQualifierRange())) |
| 1698 | return true; |
| 1699 | |
| 1700 | // Visit the scope type that looks disturbingly like the nested-name-specifier |
| 1701 | // but isn't. |
| 1702 | if (TypeSourceInfo *TSInfo = E->getScopeTypeInfo()) |
| 1703 | if (Visit(TSInfo->getTypeLoc())) |
| 1704 | return true; |
| 1705 | |
| 1706 | // Visit the name of the type being destroyed. |
| 1707 | if (TypeSourceInfo *TSInfo = E->getDestroyedTypeInfo()) |
| 1708 | if (Visit(TSInfo->getTypeLoc())) |
| 1709 | return true; |
| 1710 | |
| 1711 | return false; |
| 1712 | } |
| 1713 | |
Douglas Gregor | 3d37c0a | 2010-09-09 16:14:44 +0000 | [diff] [blame] | 1714 | bool CursorVisitor::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E) { |
| 1715 | return Visit(E->getQueriedTypeSourceInfo()->getTypeLoc()); |
| 1716 | } |
| 1717 | |
Douglas Gregor | bfebed2 | 2010-09-03 17:24:10 +0000 | [diff] [blame] | 1718 | bool CursorVisitor::VisitDependentScopeDeclRefExpr( |
| 1719 | DependentScopeDeclRefExpr *E) { |
| 1720 | // Visit the nested-name-specifier. |
| 1721 | if (NestedNameSpecifier *Qualifier = E->getQualifier()) |
| 1722 | if (VisitNestedNameSpecifier(Qualifier, E->getQualifierRange())) |
| 1723 | return true; |
| 1724 | |
| 1725 | // Visit the declaration name. |
| 1726 | if (VisitDeclarationNameInfo(E->getNameInfo())) |
| 1727 | return true; |
| 1728 | |
| 1729 | // Visit the explicitly-specified template arguments. |
| 1730 | if (const ExplicitTemplateArgumentList *ArgList |
| 1731 | = E->getOptionalExplicitTemplateArgs()) { |
| 1732 | for (const TemplateArgumentLoc *Arg = ArgList->getTemplateArgs(), |
| 1733 | *ArgEnd = Arg + ArgList->NumTemplateArgs; |
| 1734 | Arg != ArgEnd; ++Arg) { |
| 1735 | if (VisitTemplateArgumentLoc(*Arg)) |
| 1736 | return true; |
| 1737 | } |
| 1738 | } |
| 1739 | |
| 1740 | return false; |
| 1741 | } |
| 1742 | |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 1743 | bool CursorVisitor::VisitCXXUnresolvedConstructExpr( |
| 1744 | CXXUnresolvedConstructExpr *E) { |
| 1745 | if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) |
| 1746 | if (Visit(TSInfo->getTypeLoc())) |
| 1747 | return true; |
| 1748 | |
| 1749 | return VisitExpr(E); |
| 1750 | } |
| 1751 | |
Douglas Gregor | 25d6362 | 2010-09-03 17:35:34 +0000 | [diff] [blame] | 1752 | bool CursorVisitor::VisitCXXDependentScopeMemberExpr( |
| 1753 | CXXDependentScopeMemberExpr *E) { |
| 1754 | // Visit the base expression, if there is one. |
| 1755 | if (!E->isImplicitAccess() && |
| 1756 | Visit(MakeCXCursor(E->getBase(), StmtParent, TU))) |
| 1757 | return true; |
| 1758 | |
| 1759 | // Visit the nested-name-specifier. |
| 1760 | if (NestedNameSpecifier *Qualifier = E->getQualifier()) |
| 1761 | if (VisitNestedNameSpecifier(Qualifier, E->getQualifierRange())) |
| 1762 | return true; |
| 1763 | |
| 1764 | // Visit the declaration name. |
| 1765 | if (VisitDeclarationNameInfo(E->getMemberNameInfo())) |
| 1766 | return true; |
| 1767 | |
| 1768 | // Visit the explicitly-specified template arguments. |
| 1769 | if (const ExplicitTemplateArgumentList *ArgList |
| 1770 | = E->getOptionalExplicitTemplateArgs()) { |
| 1771 | for (const TemplateArgumentLoc *Arg = ArgList->getTemplateArgs(), |
| 1772 | *ArgEnd = Arg + ArgList->NumTemplateArgs; |
| 1773 | Arg != ArgEnd; ++Arg) { |
| 1774 | if (VisitTemplateArgumentLoc(*Arg)) |
| 1775 | return true; |
| 1776 | } |
| 1777 | } |
| 1778 | |
| 1779 | return false; |
| 1780 | } |
| 1781 | |
Douglas Gregor | 81d3466 | 2010-04-20 15:39:42 +0000 | [diff] [blame] | 1782 | bool CursorVisitor::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { |
| 1783 | return Visit(E->getEncodedTypeSourceInfo()->getTypeLoc()); |
| 1784 | } |
| 1785 | |
| 1786 | |
Ted Kremenek | 09dfa37 | 2010-02-18 05:46:33 +0000 | [diff] [blame] | 1787 | bool CursorVisitor::VisitAttributes(Decl *D) { |
Sean Hunt | cf807c4 | 2010-08-18 23:23:40 +0000 | [diff] [blame] | 1788 | for (AttrVec::const_iterator i = D->attr_begin(), e = D->attr_end(); |
| 1789 | i != e; ++i) |
| 1790 | if (Visit(MakeCXCursor(*i, D, TU))) |
Ted Kremenek | 09dfa37 | 2010-02-18 05:46:33 +0000 | [diff] [blame] | 1791 | return true; |
| 1792 | |
| 1793 | return false; |
| 1794 | } |
| 1795 | |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1796 | //===----------------------------------------------------------------------===// |
| 1797 | // Data-recursive visitor methods. |
| 1798 | //===----------------------------------------------------------------------===// |
| 1799 | |
Ted Kremenek | a6b7043 | 2010-11-12 21:34:09 +0000 | [diff] [blame] | 1800 | static void EnqueueChildren(VisitorWorkList &WL, CXCursor Parent, Stmt *S) { |
| 1801 | unsigned size = WL.size(); |
| 1802 | for (Stmt::child_iterator Child = S->child_begin(), ChildEnd = S->child_end(); |
| 1803 | Child != ChildEnd; ++Child) { |
| 1804 | WLAddStmt(WL, Parent, *Child); |
| 1805 | } |
| 1806 | if (size == WL.size()) |
| 1807 | return; |
| 1808 | // Now reverse the entries we just added. This will match the DFS |
| 1809 | // ordering performed by the worklist. |
| 1810 | VisitorWorkList::iterator I = WL.begin() + size, E = WL.end(); |
| 1811 | std::reverse(I, E); |
| 1812 | } |
| 1813 | |
Ted Kremenek | 6045878 | 2010-11-12 21:34:16 +0000 | [diff] [blame] | 1814 | static void EnqueueOverloadExpr(VisitorWorkList &WL, CXCursor Parent, |
| 1815 | OverloadExpr *E) { |
| 1816 | WL.push_back(OverloadExprParts(E, Parent)); |
| 1817 | } |
| 1818 | |
Ted Kremenek | 9939424 | 2010-11-12 22:24:57 +0000 | [diff] [blame^] | 1819 | // FIXME: Refactor into StmtVisitor? |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1820 | void CursorVisitor::EnqueueWorkList(VisitorWorkList &WL, Stmt *S) { |
| 1821 | CXCursor C = MakeCXCursor(S, StmtParent, TU); |
Ted Kremenek | 9939424 | 2010-11-12 22:24:57 +0000 | [diff] [blame^] | 1822 | |
| 1823 | if (ExplicitCastExpr *E = dyn_cast<ExplicitCastExpr>(S)) { |
| 1824 | EnqueueChildren(WL, C, S); |
| 1825 | WLAddTypeLoc(WL, C, cast<ExplicitCastExpr>(S)->getTypeInfoAsWritten()); |
| 1826 | return; |
| 1827 | } |
| 1828 | |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1829 | switch (S->getStmtClass()) { |
Ted Kremenek | a6b7043 | 2010-11-12 21:34:09 +0000 | [diff] [blame] | 1830 | default: |
| 1831 | EnqueueChildren(WL, C, S); |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1832 | break; |
Ted Kremenek | cdb4caf | 2010-11-12 21:34:12 +0000 | [diff] [blame] | 1833 | case Stmt::CompoundLiteralExprClass: { |
| 1834 | CompoundLiteralExpr *CL = cast<CompoundLiteralExpr>(S); |
| 1835 | EnqueueChildren(WL, C, CL); |
| 1836 | WLAddTypeLoc(WL, C, CL->getTypeSourceInfo()); |
| 1837 | break; |
| 1838 | } |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1839 | case Stmt::CXXOperatorCallExprClass: { |
| 1840 | CXXOperatorCallExpr *CE = cast<CXXOperatorCallExpr>(S); |
| 1841 | // Note that we enqueue things in reverse order so that |
| 1842 | // they are visited correctly by the DFS. |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1843 | for (unsigned I = 1, N = CE->getNumArgs(); I != N; ++I) |
Ted Kremenek | ae3c220 | 2010-11-12 18:27:01 +0000 | [diff] [blame] | 1844 | WLAddStmt(WL, C, CE->getArg(N-I)); |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1845 | |
Ted Kremenek | ae3c220 | 2010-11-12 18:27:01 +0000 | [diff] [blame] | 1846 | WLAddStmt(WL, C, CE->getCallee()); |
| 1847 | WLAddStmt(WL, C, CE->getArg(0)); |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1848 | break; |
| 1849 | } |
| 1850 | case Stmt::BinaryOperatorClass: { |
| 1851 | BinaryOperator *B = cast<BinaryOperator>(S); |
Ted Kremenek | ae3c220 | 2010-11-12 18:27:01 +0000 | [diff] [blame] | 1852 | WLAddStmt(WL, C, B->getRHS()); |
| 1853 | WLAddStmt(WL, C, B->getLHS()); |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1854 | break; |
| 1855 | } |
Ted Kremenek | bb67713 | 2010-11-12 18:27:04 +0000 | [diff] [blame] | 1856 | case Stmt::ForStmtClass: { |
| 1857 | ForStmt *FS = cast<ForStmt>(S); |
| 1858 | WLAddStmt(WL, C, FS->getBody()); |
| 1859 | WLAddStmt(WL, C, FS->getInc()); |
| 1860 | WLAddStmt(WL, C, FS->getCond()); |
| 1861 | WLAddDecl(WL, C, FS->getConditionVariable()); |
| 1862 | WLAddStmt(WL, C, FS->getInit()); |
| 1863 | break; |
| 1864 | } |
Ted Kremenek | c70ebba | 2010-11-12 18:26:58 +0000 | [diff] [blame] | 1865 | case Stmt::IfStmtClass: { |
| 1866 | IfStmt *If = cast<IfStmt>(S); |
| 1867 | WLAddStmt(WL, C, If->getElse()); |
| 1868 | WLAddStmt(WL, C, If->getThen()); |
| 1869 | WLAddStmt(WL, C, If->getCond()); |
Ted Kremenek | ae3c220 | 2010-11-12 18:27:01 +0000 | [diff] [blame] | 1870 | WLAddDecl(WL, C, If->getConditionVariable()); |
Ted Kremenek | c70ebba | 2010-11-12 18:26:58 +0000 | [diff] [blame] | 1871 | break; |
| 1872 | } |
Ted Kremenek | a6b7043 | 2010-11-12 21:34:09 +0000 | [diff] [blame] | 1873 | case Stmt::InitListExprClass: { |
| 1874 | InitListExpr *IE = cast<InitListExpr>(S); |
| 1875 | // We care about the syntactic form of the initializer list, only. |
| 1876 | if (InitListExpr *Syntactic = IE->getSyntacticForm()) |
| 1877 | IE = Syntactic; |
| 1878 | EnqueueChildren(WL, C, IE); |
| 1879 | break; |
| 1880 | } |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1881 | case Stmt::MemberExprClass: { |
| 1882 | MemberExpr *M = cast<MemberExpr>(S); |
| 1883 | WL.push_back(MemberExprParts(M, C)); |
Ted Kremenek | ae3c220 | 2010-11-12 18:27:01 +0000 | [diff] [blame] | 1884 | WLAddStmt(WL, C, M->getBase()); |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1885 | break; |
| 1886 | } |
Ted Kremenek | c373e3c | 2010-11-12 22:24:55 +0000 | [diff] [blame] | 1887 | case Stmt::ObjCMessageExprClass: |
| 1888 | EnqueueChildren(WL, C, S); |
| 1889 | WLAddTypeLoc(WL, C, cast<ObjCMessageExpr>(S)->getClassReceiverTypeInfo()); |
| 1890 | break; |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1891 | case Stmt::ParenExprClass: { |
Ted Kremenek | ae3c220 | 2010-11-12 18:27:01 +0000 | [diff] [blame] | 1892 | WLAddStmt(WL, C, cast<ParenExpr>(S)->getSubExpr()); |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1893 | break; |
| 1894 | } |
| 1895 | case Stmt::SwitchStmtClass: { |
| 1896 | SwitchStmt *SS = cast<SwitchStmt>(S); |
Ted Kremenek | ae3c220 | 2010-11-12 18:27:01 +0000 | [diff] [blame] | 1897 | WLAddStmt(WL, C, SS->getBody()); |
| 1898 | WLAddStmt(WL, C, SS->getCond()); |
| 1899 | WLAddDecl(WL, C, SS->getConditionVariable()); |
Ted Kremenek | 8c269ac | 2010-11-11 23:11:43 +0000 | [diff] [blame] | 1900 | break; |
| 1901 | } |
Ted Kremenek | bb67713 | 2010-11-12 18:27:04 +0000 | [diff] [blame] | 1902 | case Stmt::WhileStmtClass: { |
| 1903 | WhileStmt *W = cast<WhileStmt>(S); |
| 1904 | WLAddStmt(WL, C, W->getBody()); |
| 1905 | WLAddStmt(WL, C, W->getCond()); |
| 1906 | WLAddDecl(WL, C, W->getConditionVariable()); |
| 1907 | break; |
| 1908 | } |
Ted Kremenek | 6045878 | 2010-11-12 21:34:16 +0000 | [diff] [blame] | 1909 | case Stmt::UnresolvedLookupExprClass: |
| 1910 | EnqueueOverloadExpr(WL, C, cast<OverloadExpr>(S)); |
| 1911 | break; |
| 1912 | case Stmt::UnresolvedMemberExprClass: { |
| 1913 | UnresolvedMemberExpr *U = cast<UnresolvedMemberExpr>(S); |
| 1914 | EnqueueOverloadExpr(WL, C, U); |
| 1915 | if (!U->isImplicitAccess()) |
| 1916 | WLAddStmt(WL, C, U->getBase()); |
| 1917 | break; |
| 1918 | } |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1919 | } |
| 1920 | } |
| 1921 | |
| 1922 | bool CursorVisitor::IsInRegionOfInterest(CXCursor C) { |
| 1923 | if (RegionOfInterest.isValid()) { |
| 1924 | SourceRange Range = getRawCursorExtent(C); |
| 1925 | if (Range.isInvalid() || CompareRegionOfInterest(Range)) |
| 1926 | return false; |
| 1927 | } |
| 1928 | return true; |
| 1929 | } |
| 1930 | |
| 1931 | bool CursorVisitor::RunVisitorWorkList(VisitorWorkList &WL) { |
| 1932 | while (!WL.empty()) { |
| 1933 | // Dequeue the worklist item. |
| 1934 | VisitorJob LI = WL.back(); WL.pop_back(); |
| 1935 | |
| 1936 | // Set the Parent field, then back to its old value once we're done. |
| 1937 | SetParentRAII SetParent(Parent, StmtParent, LI.getParent()); |
| 1938 | |
| 1939 | switch (LI.getKind()) { |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1940 | case VisitorJob::DeclVisitKind: { |
| 1941 | Decl *D = cast<DeclVisit>(LI).get(); |
| 1942 | if (!D) |
| 1943 | continue; |
| 1944 | |
| 1945 | // For now, perform default visitation for Decls. |
| 1946 | if (Visit(MakeCXCursor(D, TU))) |
| 1947 | return true; |
| 1948 | |
| 1949 | continue; |
| 1950 | } |
Ted Kremenek | cdb4caf | 2010-11-12 21:34:12 +0000 | [diff] [blame] | 1951 | case VisitorJob::TypeLocVisitKind: { |
| 1952 | // Perform default visitation for TypeLocs. |
| 1953 | if (Visit(cast<TypeLocVisit>(LI).get())) |
| 1954 | return true; |
| 1955 | continue; |
| 1956 | } |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1957 | case VisitorJob::StmtVisitKind: { |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1958 | Stmt *S = cast<StmtVisit>(LI).get(); |
Ted Kremenek | 8c269ac | 2010-11-11 23:11:43 +0000 | [diff] [blame] | 1959 | if (!S) |
| 1960 | continue; |
| 1961 | |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1962 | // Update the current cursor. |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1963 | CXCursor Cursor = MakeCXCursor(S, StmtParent, TU); |
| 1964 | |
| 1965 | switch (S->getStmtClass()) { |
| 1966 | default: { |
Ted Kremenek | 9939424 | 2010-11-12 22:24:57 +0000 | [diff] [blame^] | 1967 | // FIXME: this entire switch stmt will eventually |
| 1968 | // go away. |
| 1969 | if (!isa<ExplicitCastExpr>(S)) { |
| 1970 | // Perform default visitation for other cases. |
| 1971 | if (Visit(Cursor)) |
| 1972 | return true; |
| 1973 | continue; |
| 1974 | } |
| 1975 | // Fall-through. |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1976 | } |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1977 | case Stmt::BinaryOperatorClass: |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1978 | case Stmt::CallExprClass: |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1979 | case Stmt::CaseStmtClass: |
Ted Kremenek | cdb4caf | 2010-11-12 21:34:12 +0000 | [diff] [blame] | 1980 | case Stmt::CompoundLiteralExprClass: |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1981 | case Stmt::CompoundStmtClass: |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1982 | case Stmt::CXXMemberCallExprClass: |
Ted Kremenek | 8c269ac | 2010-11-11 23:11:43 +0000 | [diff] [blame] | 1983 | case Stmt::CXXOperatorCallExprClass: |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1984 | case Stmt::DefaultStmtClass: |
Ted Kremenek | bb67713 | 2010-11-12 18:27:04 +0000 | [diff] [blame] | 1985 | case Stmt::DoStmtClass: |
| 1986 | case Stmt::ForStmtClass: |
Ted Kremenek | c70ebba | 2010-11-12 18:26:58 +0000 | [diff] [blame] | 1987 | case Stmt::IfStmtClass: |
Ted Kremenek | a6b7043 | 2010-11-12 21:34:09 +0000 | [diff] [blame] | 1988 | case Stmt::InitListExprClass: |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1989 | case Stmt::MemberExprClass: |
Ted Kremenek | c373e3c | 2010-11-12 22:24:55 +0000 | [diff] [blame] | 1990 | case Stmt::ObjCMessageExprClass: |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1991 | case Stmt::ParenExprClass: |
| 1992 | case Stmt::SwitchStmtClass: |
Ted Kremenek | ae3c220 | 2010-11-12 18:27:01 +0000 | [diff] [blame] | 1993 | case Stmt::UnaryOperatorClass: |
Ted Kremenek | 6045878 | 2010-11-12 21:34:16 +0000 | [diff] [blame] | 1994 | case Stmt::UnresolvedLookupExprClass: |
| 1995 | case Stmt::UnresolvedMemberExprClass: |
Ted Kremenek | bb67713 | 2010-11-12 18:27:04 +0000 | [diff] [blame] | 1996 | case Stmt::WhileStmtClass: |
Ted Kremenek | f110745 | 2010-11-12 18:26:56 +0000 | [diff] [blame] | 1997 | { |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 1998 | if (!IsInRegionOfInterest(Cursor)) |
| 1999 | continue; |
| 2000 | switch (Visitor(Cursor, Parent, ClientData)) { |
| 2001 | case CXChildVisit_Break: |
| 2002 | return true; |
| 2003 | case CXChildVisit_Continue: |
| 2004 | break; |
| 2005 | case CXChildVisit_Recurse: |
| 2006 | EnqueueWorkList(WL, S); |
| 2007 | break; |
| 2008 | } |
| 2009 | } |
| 2010 | } |
| 2011 | continue; |
| 2012 | } |
| 2013 | case VisitorJob::MemberExprPartsKind: { |
| 2014 | // Handle the other pieces in the MemberExpr besides the base. |
| 2015 | MemberExpr *M = cast<MemberExprParts>(LI).get(); |
| 2016 | |
| 2017 | // Visit the nested-name-specifier |
| 2018 | if (NestedNameSpecifier *Qualifier = M->getQualifier()) |
| 2019 | if (VisitNestedNameSpecifier(Qualifier, M->getQualifierRange())) |
| 2020 | return true; |
| 2021 | |
| 2022 | // Visit the declaration name. |
| 2023 | if (VisitDeclarationNameInfo(M->getMemberNameInfo())) |
| 2024 | return true; |
| 2025 | |
| 2026 | // Visit the explicitly-specified template arguments, if any. |
| 2027 | if (M->hasExplicitTemplateArgs()) { |
| 2028 | for (const TemplateArgumentLoc *Arg = M->getTemplateArgs(), |
| 2029 | *ArgEnd = Arg + M->getNumTemplateArgs(); |
| 2030 | Arg != ArgEnd; ++Arg) { |
| 2031 | if (VisitTemplateArgumentLoc(*Arg)) |
| 2032 | return true; |
| 2033 | } |
| 2034 | } |
| 2035 | continue; |
| 2036 | } |
Ted Kremenek | 6045878 | 2010-11-12 21:34:16 +0000 | [diff] [blame] | 2037 | case VisitorJob::OverloadExprPartsKind: { |
| 2038 | OverloadExpr *O = cast<OverloadExprParts>(LI).get(); |
| 2039 | // Visit the nested-name-specifier. |
| 2040 | if (NestedNameSpecifier *Qualifier = O->getQualifier()) |
| 2041 | if (VisitNestedNameSpecifier(Qualifier, O->getQualifierRange())) |
| 2042 | return true; |
| 2043 | // Visit the declaration name. |
| 2044 | if (VisitDeclarationNameInfo(O->getNameInfo())) |
| 2045 | return true; |
| 2046 | // Visit the overloaded declaration reference. |
| 2047 | if (Visit(MakeCursorOverloadedDeclRef(O, TU))) |
| 2048 | return true; |
| 2049 | // Visit the explicitly-specified template arguments. |
| 2050 | if (const ExplicitTemplateArgumentList *ArgList |
| 2051 | = O->getOptionalExplicitTemplateArgs()) { |
| 2052 | for (const TemplateArgumentLoc *Arg = ArgList->getTemplateArgs(), |
| 2053 | *ArgEnd = Arg + ArgList->NumTemplateArgs; |
| 2054 | Arg != ArgEnd; ++Arg) { |
| 2055 | if (VisitTemplateArgumentLoc(*Arg)) |
| 2056 | return true; |
| 2057 | } |
| 2058 | } |
| 2059 | continue; |
| 2060 | } |
Ted Kremenek | c0e1d92 | 2010-11-11 08:05:18 +0000 | [diff] [blame] | 2061 | } |
| 2062 | } |
| 2063 | return false; |
| 2064 | } |
| 2065 | |
| 2066 | bool CursorVisitor::VisitDataRecursive(Stmt *S) { |
| 2067 | VisitorWorkList WL; |
| 2068 | EnqueueWorkList(WL, S); |
| 2069 | return RunVisitorWorkList(WL); |
| 2070 | } |
| 2071 | |
| 2072 | //===----------------------------------------------------------------------===// |
| 2073 | // Misc. API hooks. |
| 2074 | //===----------------------------------------------------------------------===// |
| 2075 | |
Douglas Gregor | 8c8d541 | 2010-09-24 21:18:36 +0000 | [diff] [blame] | 2076 | static llvm::sys::Mutex EnableMultithreadingMutex; |
| 2077 | static bool EnabledMultithreading; |
| 2078 | |
Benjamin Kramer | 5e4bc59 | 2009-10-18 16:11:04 +0000 | [diff] [blame] | 2079 | extern "C" { |
Douglas Gregor | 0a812cf | 2010-02-18 23:07:20 +0000 | [diff] [blame] | 2080 | CXIndex clang_createIndex(int excludeDeclarationsFromPCH, |
| 2081 | int displayDiagnostics) { |
Daniel Dunbar | 48615ff | 2010-10-08 19:30:33 +0000 | [diff] [blame] | 2082 | // Disable pretty stack trace functionality, which will otherwise be a very |
| 2083 | // poor citizen of the world and set up all sorts of signal handlers. |
| 2084 | llvm::DisablePrettyStackTrace = true; |
| 2085 | |
Daniel Dunbar | c7df4f3 | 2010-08-18 18:43:14 +0000 | [diff] [blame] | 2086 | // We use crash recovery to make some of our APIs more reliable, implicitly |
| 2087 | // enable it. |
| 2088 | llvm::CrashRecoveryContext::Enable(); |
| 2089 | |
Douglas Gregor | 8c8d541 | 2010-09-24 21:18:36 +0000 | [diff] [blame] | 2090 | // Enable support for multithreading in LLVM. |
| 2091 | { |
| 2092 | llvm::sys::ScopedLock L(EnableMultithreadingMutex); |
| 2093 | if (!EnabledMultithreading) { |
| 2094 | llvm::llvm_start_multithreaded(); |
| 2095 | EnabledMultithreading = true; |
| 2096 | } |
| 2097 | } |
| 2098 | |
Douglas Gregor | a030b7c | 2010-01-22 20:35:53 +0000 | [diff] [blame] | 2099 | CIndexer *CIdxr = new CIndexer(); |
Steve Naroff | e56b4ba | 2009-10-20 14:46:24 +0000 | [diff] [blame] | 2100 | if (excludeDeclarationsFromPCH) |
| 2101 | CIdxr->setOnlyLocalDecls(); |
Douglas Gregor | 0a812cf | 2010-02-18 23:07:20 +0000 | [diff] [blame] | 2102 | if (displayDiagnostics) |
| 2103 | CIdxr->setDisplayDiagnostics(); |
Steve Naroff | e56b4ba | 2009-10-20 14:46:24 +0000 | [diff] [blame] | 2104 | return CIdxr; |
Steve Naroff | 600866c | 2009-08-27 19:51:58 +0000 | [diff] [blame] | 2105 | } |
| 2106 | |
Daniel Dunbar | 9ebfa31 | 2009-12-01 03:14:51 +0000 | [diff] [blame] | 2107 | void clang_disposeIndex(CXIndex CIdx) { |
Douglas Gregor | 2b37c9e | 2010-01-29 00:47:48 +0000 | [diff] [blame] | 2108 | if (CIdx) |
| 2109 | delete static_cast<CIndexer *>(CIdx); |
Steve Naroff | 2bd6b9f | 2009-09-17 18:33:27 +0000 | [diff] [blame] | 2110 | } |
| 2111 | |
Daniel Dunbar | 9ebfa31 | 2009-12-01 03:14:51 +0000 | [diff] [blame] | 2112 | CXTranslationUnit clang_createTranslationUnit(CXIndex CIdx, |
Douglas Gregor | a88084b | 2010-02-18 18:08:43 +0000 | [diff] [blame] | 2113 | const char *ast_filename) { |
Douglas Gregor | 2b37c9e | 2010-01-29 00:47:48 +0000 | [diff] [blame] | 2114 | if (!CIdx) |
| 2115 | return 0; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2116 | |
Douglas Gregor | 7d1d49d | 2009-10-16 20:01:17 +0000 | [diff] [blame] | 2117 | CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); |
Argyrios Kyrtzidis | 389db16 | 2010-11-03 22:45:23 +0000 | [diff] [blame] | 2118 | FileSystemOptions FileSystemOpts; |
| 2119 | FileSystemOpts.WorkingDir = CXXIdx->getWorkingDirectory(); |
Daniel Dunbar | 0d7dd22 | 2009-11-30 20:42:43 +0000 | [diff] [blame] | 2120 | |
Douglas Gregor | 2801977 | 2010-04-05 23:52:57 +0000 | [diff] [blame] | 2121 | llvm::IntrusiveRefCntPtr<Diagnostic> Diags; |
Argyrios Kyrtzidis | 389db16 | 2010-11-03 22:45:23 +0000 | [diff] [blame] | 2122 | return ASTUnit::LoadFromASTFile(ast_filename, Diags, FileSystemOpts, |
Douglas Gregor | a88084b | 2010-02-18 18:08:43 +0000 | [diff] [blame] | 2123 | CXXIdx->getOnlyLocalDecls(), |
| 2124 | 0, 0, true); |
Steve Naroff | 600866c | 2009-08-27 19:51:58 +0000 | [diff] [blame] | 2125 | } |
| 2126 | |
Douglas Gregor | b1c031b | 2010-08-09 22:28:58 +0000 | [diff] [blame] | 2127 | unsigned clang_defaultEditingTranslationUnitOptions() { |
Douglas Gregor | 2a2c50b | 2010-09-27 05:49:58 +0000 | [diff] [blame] | 2128 | return CXTranslationUnit_PrecompiledPreamble | |
Douglas Gregor | 99ba202 | 2010-10-27 17:24:53 +0000 | [diff] [blame] | 2129 | CXTranslationUnit_CacheCompletionResults | |
| 2130 | CXTranslationUnit_CXXPrecompiledPreamble; |
Douglas Gregor | b1c031b | 2010-08-09 22:28:58 +0000 | [diff] [blame] | 2131 | } |
| 2132 | |
Daniel Dunbar | 9ebfa31 | 2009-12-01 03:14:51 +0000 | [diff] [blame] | 2133 | CXTranslationUnit |
| 2134 | clang_createTranslationUnitFromSourceFile(CXIndex CIdx, |
| 2135 | const char *source_filename, |
| 2136 | int num_command_line_args, |
Douglas Gregor | 2ef6944 | 2010-09-01 16:43:19 +0000 | [diff] [blame] | 2137 | const char * const *command_line_args, |
Douglas Gregor | 4db64a4 | 2010-01-23 00:14:00 +0000 | [diff] [blame] | 2138 | unsigned num_unsaved_files, |
Douglas Gregor | a88084b | 2010-02-18 18:08:43 +0000 | [diff] [blame] | 2139 | struct CXUnsavedFile *unsaved_files) { |
Douglas Gregor | 5a43021 | 2010-07-21 18:52:53 +0000 | [diff] [blame] | 2140 | return clang_parseTranslationUnit(CIdx, source_filename, |
| 2141 | command_line_args, num_command_line_args, |
| 2142 | unsaved_files, num_unsaved_files, |
| 2143 | CXTranslationUnit_DetailedPreprocessingRecord); |
| 2144 | } |
Daniel Dunbar | 19ffd49 | 2010-08-18 18:43:17 +0000 | [diff] [blame] | 2145 | |
| 2146 | struct ParseTranslationUnitInfo { |
| 2147 | CXIndex CIdx; |
| 2148 | const char *source_filename; |
Douglas Gregor | 2ef6944 | 2010-09-01 16:43:19 +0000 | [diff] [blame] | 2149 | const char *const *command_line_args; |
Daniel Dunbar | 19ffd49 | 2010-08-18 18:43:17 +0000 | [diff] [blame] | 2150 | int num_command_line_args; |
| 2151 | struct CXUnsavedFile *unsaved_files; |
| 2152 | unsigned num_unsaved_files; |
| 2153 | unsigned options; |
| 2154 | CXTranslationUnit result; |
| 2155 | }; |
Daniel Dunbar | b1fd345 | 2010-08-19 23:44:10 +0000 | [diff] [blame] | 2156 | static void clang_parseTranslationUnit_Impl(void *UserData) { |
Daniel Dunbar | 19ffd49 | 2010-08-18 18:43:17 +0000 | [diff] [blame] | 2157 | ParseTranslationUnitInfo *PTUI = |
| 2158 | static_cast<ParseTranslationUnitInfo*>(UserData); |
| 2159 | CXIndex CIdx = PTUI->CIdx; |
| 2160 | const char *source_filename = PTUI->source_filename; |
Douglas Gregor | 2ef6944 | 2010-09-01 16:43:19 +0000 | [diff] [blame] | 2161 | const char * const *command_line_args = PTUI->command_line_args; |
Daniel Dunbar | 19ffd49 | 2010-08-18 18:43:17 +0000 | [diff] [blame] | 2162 | int num_command_line_args = PTUI->num_command_line_args; |
| 2163 | struct CXUnsavedFile *unsaved_files = PTUI->unsaved_files; |
| 2164 | unsigned num_unsaved_files = PTUI->num_unsaved_files; |
| 2165 | unsigned options = PTUI->options; |
| 2166 | PTUI->result = 0; |
Douglas Gregor | 5a43021 | 2010-07-21 18:52:53 +0000 | [diff] [blame] | 2167 | |
Douglas Gregor | 2b37c9e | 2010-01-29 00:47:48 +0000 | [diff] [blame] | 2168 | if (!CIdx) |
Daniel Dunbar | 19ffd49 | 2010-08-18 18:43:17 +0000 | [diff] [blame] | 2169 | return; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2170 | |
Steve Naroff | e56b4ba | 2009-10-20 14:46:24 +0000 | [diff] [blame] | 2171 | CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); |
| 2172 | |
Douglas Gregor | 44c181a | 2010-07-23 00:33:23 +0000 | [diff] [blame] | 2173 | bool PrecompilePreamble = options & CXTranslationUnit_PrecompiledPreamble; |
Douglas Gregor | df95a13 | 2010-08-09 20:45:32 +0000 | [diff] [blame] | 2174 | bool CompleteTranslationUnit |
| 2175 | = ((options & CXTranslationUnit_Incomplete) == 0); |
Douglas Gregor | 87c08a5 | 2010-08-13 22:48:40 +0000 | [diff] [blame] | 2176 | bool CacheCodeCompetionResults |
| 2177 | = options & CXTranslationUnit_CacheCompletionResults; |
Douglas Gregor | 99ba202 | 2010-10-27 17:24:53 +0000 | [diff] [blame] | 2178 | bool CXXPrecompilePreamble |
| 2179 | = options & CXTranslationUnit_CXXPrecompiledPreamble; |
| 2180 | bool CXXChainedPCH |
| 2181 | = options & CXTranslationUnit_CXXChainedPCH; |
Douglas Gregor | 87c08a5 | 2010-08-13 22:48:40 +0000 | [diff] [blame] | 2182 | |
Douglas Gregor | 5352ac0 | 2010-01-28 00:27:43 +0000 | [diff] [blame] | 2183 | // Configure the diagnostics. |
| 2184 | DiagnosticOptions DiagOpts; |
Douglas Gregor | 2801977 | 2010-04-05 23:52:57 +0000 | [diff] [blame] | 2185 | llvm::IntrusiveRefCntPtr<Diagnostic> Diags; |
| 2186 | Diags = CompilerInstance::createDiagnostics(DiagOpts, 0, 0); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2187 | |
Douglas Gregor | 4db64a4 | 2010-01-23 00:14:00 +0000 | [diff] [blame] | 2188 | llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; |
| 2189 | for (unsigned I = 0; I != num_unsaved_files; ++I) { |
Chris Lattner | a0a270c | 2010-04-05 22:42:27 +0000 | [diff] [blame] | 2190 | llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2191 | const llvm::MemoryBuffer *Buffer |
Chris Lattner | a0a270c | 2010-04-05 22:42:27 +0000 | [diff] [blame] | 2192 | = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); |
Douglas Gregor | 4db64a4 | 2010-01-23 00:14:00 +0000 | [diff] [blame] | 2193 | RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, |
| 2194 | Buffer)); |
| 2195 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2196 | |
Douglas Gregor | b10daed | 2010-10-11 16:52:23 +0000 | [diff] [blame] | 2197 | llvm::SmallVector<const char *, 16> Args; |
Daniel Dunbar | 0d7dd22 | 2009-11-30 20:42:43 +0000 | [diff] [blame] | 2198 | |
Ted Kremenek | 139ba86 | 2009-10-22 00:03:57 +0000 | [diff] [blame] | 2199 | // The 'source_filename' argument is optional. If the caller does not |
| 2200 | // specify it then it is assumed that the source file is specified |
| 2201 | // in the actual argument list. |
Daniel Dunbar | 0d7dd22 | 2009-11-30 20:42:43 +0000 | [diff] [blame] | 2202 | if (source_filename) |
Douglas Gregor | b10daed | 2010-10-11 16:52:23 +0000 | [diff] [blame] | 2203 | Args.push_back(source_filename); |
Douglas Gregor | 52ddc5d | 2010-07-09 18:39:07 +0000 | [diff] [blame] | 2204 | |
| 2205 | // Since the Clang C library is primarily used by batch tools dealing with |
| 2206 | // (often very broken) source code, where spell-checking can have a |
| 2207 | // significant negative impact on performance (particularly when |
| 2208 | // precompiled headers are involved), we disable it by default. |
Douglas Gregor | b10daed | 2010-10-11 16:52:23 +0000 | [diff] [blame] | 2209 | // Only do this if we haven't found a spell-checking-related argument. |
| 2210 | bool FoundSpellCheckingArgument = false; |
| 2211 | for (int I = 0; I != num_command_line_args; ++I) { |
| 2212 | if (strcmp(command_line_args[I], "-fno-spell-checking") == 0 || |
| 2213 | strcmp(command_line_args[I], "-fspell-checking") == 0) { |
| 2214 | FoundSpellCheckingArgument = true; |
| 2215 | break; |
Steve Naroff | e56b4ba | 2009-10-20 14:46:24 +0000 | [diff] [blame] | 2216 | } |
Douglas Gregor | b10daed | 2010-10-11 16:52:23 +0000 | [diff] [blame] | 2217 | } |
| 2218 | if (!FoundSpellCheckingArgument) |
| 2219 | Args.push_back("-fno-spell-checking"); |
| 2220 | |
| 2221 | Args.insert(Args.end(), command_line_args, |
| 2222 | command_line_args + num_command_line_args); |
Douglas Gregor | d93256e | 2010-01-28 06:00:51 +0000 | [diff] [blame] | 2223 | |
Douglas Gregor | 44c181a | 2010-07-23 00:33:23 +0000 | [diff] [blame] | 2224 | // Do we need the detailed preprocessing record? |
| 2225 | if (options & CXTranslationUnit_DetailedPreprocessingRecord) { |
Douglas Gregor | b10daed | 2010-10-11 16:52:23 +0000 | [diff] [blame] | 2226 | Args.push_back("-Xclang"); |
| 2227 | Args.push_back("-detailed-preprocessing-record"); |
Douglas Gregor | 44c181a | 2010-07-23 00:33:23 +0000 | [diff] [blame] | 2228 | } |
| 2229 | |
Douglas Gregor | b10daed | 2010-10-11 16:52:23 +0000 | [diff] [blame] | 2230 | unsigned NumErrors = Diags->getNumErrors(); |
Douglas Gregor | b10daed | 2010-10-11 16:52:23 +0000 | [diff] [blame] | 2231 | llvm::OwningPtr<ASTUnit> Unit( |
| 2232 | ASTUnit::LoadFromCommandLine(Args.data(), Args.data() + Args.size(), |
| 2233 | Diags, |
| 2234 | CXXIdx->getClangResourcesPath(), |
| 2235 | CXXIdx->getOnlyLocalDecls(), |
Douglas Gregor | e47be3e | 2010-11-11 00:39:14 +0000 | [diff] [blame] | 2236 | /*CaptureDiagnostics=*/true, |
Douglas Gregor | b10daed | 2010-10-11 16:52:23 +0000 | [diff] [blame] | 2237 | RemappedFiles.data(), |
| 2238 | RemappedFiles.size(), |
Douglas Gregor | b10daed | 2010-10-11 16:52:23 +0000 | [diff] [blame] | 2239 | PrecompilePreamble, |
| 2240 | CompleteTranslationUnit, |
Douglas Gregor | 99ba202 | 2010-10-27 17:24:53 +0000 | [diff] [blame] | 2241 | CacheCodeCompetionResults, |
| 2242 | CXXPrecompilePreamble, |
| 2243 | CXXChainedPCH)); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2244 | |
Douglas Gregor | b10daed | 2010-10-11 16:52:23 +0000 | [diff] [blame] | 2245 | if (NumErrors != Diags->getNumErrors()) { |
| 2246 | // Make sure to check that 'Unit' is non-NULL. |
| 2247 | if (CXXIdx->getDisplayDiagnostics() && Unit.get()) { |
| 2248 | for (ASTUnit::stored_diag_iterator D = Unit->stored_diag_begin(), |
| 2249 | DEnd = Unit->stored_diag_end(); |
| 2250 | D != DEnd; ++D) { |
| 2251 | CXStoredDiagnostic Diag(*D, Unit->getASTContext().getLangOptions()); |
| 2252 | CXString Msg = clang_formatDiagnostic(&Diag, |
| 2253 | clang_defaultDiagnosticDisplayOptions()); |
| 2254 | fprintf(stderr, "%s\n", clang_getCString(Msg)); |
| 2255 | clang_disposeString(Msg); |
| 2256 | } |
Douglas Gregor | 274f190 | 2010-02-22 23:17:23 +0000 | [diff] [blame] | 2257 | #ifdef LLVM_ON_WIN32 |
Douglas Gregor | b10daed | 2010-10-11 16:52:23 +0000 | [diff] [blame] | 2258 | // On Windows, force a flush, since there may be multiple copies of |
| 2259 | // stderr and stdout in the file system, all with different buffers |
| 2260 | // but writing to the same device. |
| 2261 | fflush(stderr); |
| 2262 | #endif |
| 2263 | } |
Douglas Gregor | a88084b | 2010-02-18 18:08:43 +0000 | [diff] [blame] | 2264 | } |
Douglas Gregor | d93256e | 2010-01-28 06:00:51 +0000 | [diff] [blame] | 2265 | |
Douglas Gregor | b10daed | 2010-10-11 16:52:23 +0000 | [diff] [blame] | 2266 | PTUI->result = Unit.take(); |
Daniel Dunbar | 19ffd49 | 2010-08-18 18:43:17 +0000 | [diff] [blame] | 2267 | } |
| 2268 | CXTranslationUnit clang_parseTranslationUnit(CXIndex CIdx, |
| 2269 | const char *source_filename, |
Douglas Gregor | 2ef6944 | 2010-09-01 16:43:19 +0000 | [diff] [blame] | 2270 | const char * const *command_line_args, |
Daniel Dunbar | 19ffd49 | 2010-08-18 18:43:17 +0000 | [diff] [blame] | 2271 | int num_command_line_args, |
Daniel Dunbar | 9e1ebdd | 2010-11-05 07:19:21 +0000 | [diff] [blame] | 2272 | struct CXUnsavedFile *unsaved_files, |
Daniel Dunbar | 19ffd49 | 2010-08-18 18:43:17 +0000 | [diff] [blame] | 2273 | unsigned num_unsaved_files, |
| 2274 | unsigned options) { |
| 2275 | ParseTranslationUnitInfo PTUI = { CIdx, source_filename, command_line_args, |
Daniel Dunbar | 9e1ebdd | 2010-11-05 07:19:21 +0000 | [diff] [blame] | 2276 | num_command_line_args, unsaved_files, |
| 2277 | num_unsaved_files, options, 0 }; |
Daniel Dunbar | 19ffd49 | 2010-08-18 18:43:17 +0000 | [diff] [blame] | 2278 | llvm::CrashRecoveryContext CRC; |
| 2279 | |
Daniel Dunbar | bf44c3b | 2010-11-05 07:19:31 +0000 | [diff] [blame] | 2280 | if (!RunSafely(CRC, clang_parseTranslationUnit_Impl, &PTUI)) { |
Daniel Dunbar | 60a4543 | 2010-08-23 22:35:34 +0000 | [diff] [blame] | 2281 | fprintf(stderr, "libclang: crash detected during parsing: {\n"); |
| 2282 | fprintf(stderr, " 'source_filename' : '%s'\n", source_filename); |
| 2283 | fprintf(stderr, " 'command_line_args' : ["); |
| 2284 | for (int i = 0; i != num_command_line_args; ++i) { |
| 2285 | if (i) |
| 2286 | fprintf(stderr, ", "); |
| 2287 | fprintf(stderr, "'%s'", command_line_args[i]); |
| 2288 | } |
| 2289 | fprintf(stderr, "],\n"); |
| 2290 | fprintf(stderr, " 'unsaved_files' : ["); |
| 2291 | for (unsigned i = 0; i != num_unsaved_files; ++i) { |
| 2292 | if (i) |
| 2293 | fprintf(stderr, ", "); |
| 2294 | fprintf(stderr, "('%s', '...', %ld)", unsaved_files[i].Filename, |
| 2295 | unsaved_files[i].Length); |
| 2296 | } |
| 2297 | fprintf(stderr, "],\n"); |
| 2298 | fprintf(stderr, " 'options' : %d,\n", options); |
| 2299 | fprintf(stderr, "}\n"); |
| 2300 | |
Daniel Dunbar | 19ffd49 | 2010-08-18 18:43:17 +0000 | [diff] [blame] | 2301 | return 0; |
| 2302 | } |
| 2303 | |
| 2304 | return PTUI.result; |
Steve Naroff | 5b7d8e2 | 2009-10-15 20:04:39 +0000 | [diff] [blame] | 2305 | } |
| 2306 | |
Douglas Gregor | 1999844 | 2010-08-13 15:35:05 +0000 | [diff] [blame] | 2307 | unsigned clang_defaultSaveOptions(CXTranslationUnit TU) { |
| 2308 | return CXSaveTranslationUnit_None; |
| 2309 | } |
| 2310 | |
| 2311 | int clang_saveTranslationUnit(CXTranslationUnit TU, const char *FileName, |
| 2312 | unsigned options) { |
Douglas Gregor | 7ae2faa | 2010-08-13 05:36:37 +0000 | [diff] [blame] | 2313 | if (!TU) |
| 2314 | return 1; |
| 2315 | |
| 2316 | return static_cast<ASTUnit *>(TU)->Save(FileName); |
| 2317 | } |
Daniel Dunbar | 19ffd49 | 2010-08-18 18:43:17 +0000 | [diff] [blame] | 2318 | |
Daniel Dunbar | 9ebfa31 | 2009-12-01 03:14:51 +0000 | [diff] [blame] | 2319 | void clang_disposeTranslationUnit(CXTranslationUnit CTUnit) { |
Daniel Dunbar | ea94bbc | 2010-08-18 23:09:31 +0000 | [diff] [blame] | 2320 | if (CTUnit) { |
| 2321 | // If the translation unit has been marked as unsafe to free, just discard |
| 2322 | // it. |
| 2323 | if (static_cast<ASTUnit *>(CTUnit)->isUnsafeToFree()) |
| 2324 | return; |
| 2325 | |
Douglas Gregor | 2b37c9e | 2010-01-29 00:47:48 +0000 | [diff] [blame] | 2326 | delete static_cast<ASTUnit *>(CTUnit); |
Daniel Dunbar | ea94bbc | 2010-08-18 23:09:31 +0000 | [diff] [blame] | 2327 | } |
Steve Naroff | 2bd6b9f | 2009-09-17 18:33:27 +0000 | [diff] [blame] | 2328 | } |
Daniel Dunbar | 0d7dd22 | 2009-11-30 20:42:43 +0000 | [diff] [blame] | 2329 | |
Douglas Gregor | e1e13bf | 2010-08-11 15:58:42 +0000 | [diff] [blame] | 2330 | unsigned clang_defaultReparseOptions(CXTranslationUnit TU) { |
| 2331 | return CXReparse_None; |
| 2332 | } |
| 2333 | |
Daniel Dunbar | ea94bbc | 2010-08-18 23:09:31 +0000 | [diff] [blame] | 2334 | struct ReparseTranslationUnitInfo { |
| 2335 | CXTranslationUnit TU; |
| 2336 | unsigned num_unsaved_files; |
| 2337 | struct CXUnsavedFile *unsaved_files; |
| 2338 | unsigned options; |
| 2339 | int result; |
| 2340 | }; |
Douglas Gregor | 593b0c1 | 2010-09-23 18:47:53 +0000 | [diff] [blame] | 2341 | |
Daniel Dunbar | b1fd345 | 2010-08-19 23:44:10 +0000 | [diff] [blame] | 2342 | static void clang_reparseTranslationUnit_Impl(void *UserData) { |
Daniel Dunbar | ea94bbc | 2010-08-18 23:09:31 +0000 | [diff] [blame] | 2343 | ReparseTranslationUnitInfo *RTUI = |
| 2344 | static_cast<ReparseTranslationUnitInfo*>(UserData); |
| 2345 | CXTranslationUnit TU = RTUI->TU; |
| 2346 | unsigned num_unsaved_files = RTUI->num_unsaved_files; |
| 2347 | struct CXUnsavedFile *unsaved_files = RTUI->unsaved_files; |
| 2348 | unsigned options = RTUI->options; |
| 2349 | (void) options; |
| 2350 | RTUI->result = 1; |
| 2351 | |
Douglas Gregor | abc563f | 2010-07-19 21:46:24 +0000 | [diff] [blame] | 2352 | if (!TU) |
Daniel Dunbar | ea94bbc | 2010-08-18 23:09:31 +0000 | [diff] [blame] | 2353 | return; |
Douglas Gregor | 593b0c1 | 2010-09-23 18:47:53 +0000 | [diff] [blame] | 2354 | |
| 2355 | ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); |
| 2356 | ASTUnit::ConcurrencyCheck Check(*CXXUnit); |
Douglas Gregor | abc563f | 2010-07-19 21:46:24 +0000 | [diff] [blame] | 2357 | |
| 2358 | llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; |
| 2359 | for (unsigned I = 0; I != num_unsaved_files; ++I) { |
| 2360 | llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); |
| 2361 | const llvm::MemoryBuffer *Buffer |
Douglas Gregor | 1abc6bc | 2010-08-04 16:47:14 +0000 | [diff] [blame] | 2362 | = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); |
Douglas Gregor | abc563f | 2010-07-19 21:46:24 +0000 | [diff] [blame] | 2363 | RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, |
| 2364 | Buffer)); |
| 2365 | } |
| 2366 | |
Douglas Gregor | 593b0c1 | 2010-09-23 18:47:53 +0000 | [diff] [blame] | 2367 | if (!CXXUnit->Reparse(RemappedFiles.data(), RemappedFiles.size())) |
| 2368 | RTUI->result = 0; |
Douglas Gregor | abc563f | 2010-07-19 21:46:24 +0000 | [diff] [blame] | 2369 | } |
Douglas Gregor | 593b0c1 | 2010-09-23 18:47:53 +0000 | [diff] [blame] | 2370 | |
Daniel Dunbar | ea94bbc | 2010-08-18 23:09:31 +0000 | [diff] [blame] | 2371 | int clang_reparseTranslationUnit(CXTranslationUnit TU, |
| 2372 | unsigned num_unsaved_files, |
| 2373 | struct CXUnsavedFile *unsaved_files, |
| 2374 | unsigned options) { |
| 2375 | ReparseTranslationUnitInfo RTUI = { TU, num_unsaved_files, unsaved_files, |
| 2376 | options, 0 }; |
| 2377 | llvm::CrashRecoveryContext CRC; |
| 2378 | |
Daniel Dunbar | bf44c3b | 2010-11-05 07:19:31 +0000 | [diff] [blame] | 2379 | if (!RunSafely(CRC, clang_reparseTranslationUnit_Impl, &RTUI)) { |
Daniel Dunbar | b1fd345 | 2010-08-19 23:44:10 +0000 | [diff] [blame] | 2380 | fprintf(stderr, "libclang: crash detected during reparsing\n"); |
Daniel Dunbar | ea94bbc | 2010-08-18 23:09:31 +0000 | [diff] [blame] | 2381 | static_cast<ASTUnit *>(TU)->setUnsafeToFree(true); |
| 2382 | return 1; |
| 2383 | } |
| 2384 | |
Ted Kremenek | 1dfb26a | 2010-10-29 01:06:50 +0000 | [diff] [blame] | 2385 | |
Daniel Dunbar | ea94bbc | 2010-08-18 23:09:31 +0000 | [diff] [blame] | 2386 | return RTUI.result; |
| 2387 | } |
| 2388 | |
Douglas Gregor | df95a13 | 2010-08-09 20:45:32 +0000 | [diff] [blame] | 2389 | |
Daniel Dunbar | 9ebfa31 | 2009-12-01 03:14:51 +0000 | [diff] [blame] | 2390 | CXString clang_getTranslationUnitSpelling(CXTranslationUnit CTUnit) { |
Douglas Gregor | 2b37c9e | 2010-01-29 00:47:48 +0000 | [diff] [blame] | 2391 | if (!CTUnit) |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 2392 | return createCXString(""); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2393 | |
Steve Naroff | 77accc1 | 2009-09-03 18:19:54 +0000 | [diff] [blame] | 2394 | ASTUnit *CXXUnit = static_cast<ASTUnit *>(CTUnit); |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 2395 | return createCXString(CXXUnit->getOriginalSourceFileName(), true); |
Steve Naroff | af08ddc | 2009-09-03 15:49:00 +0000 | [diff] [blame] | 2396 | } |
Daniel Dunbar | 1eb79b5 | 2009-08-28 16:30:07 +0000 | [diff] [blame] | 2397 | |
Douglas Gregor | 7eaa8ae | 2010-01-20 00:23:15 +0000 | [diff] [blame] | 2398 | CXCursor clang_getTranslationUnitCursor(CXTranslationUnit TU) { |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 2399 | CXCursor Result = { CXCursor_TranslationUnit, { 0, 0, TU } }; |
Douglas Gregor | 7eaa8ae | 2010-01-20 00:23:15 +0000 | [diff] [blame] | 2400 | return Result; |
| 2401 | } |
| 2402 | |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 2403 | } // end: extern "C" |
Steve Naroff | 600866c | 2009-08-27 19:51:58 +0000 | [diff] [blame] | 2404 | |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 2405 | //===----------------------------------------------------------------------===// |
Douglas Gregor | 1db19de | 2010-01-19 21:36:55 +0000 | [diff] [blame] | 2406 | // CXSourceLocation and CXSourceRange Operations. |
| 2407 | //===----------------------------------------------------------------------===// |
| 2408 | |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2409 | extern "C" { |
| 2410 | CXSourceLocation clang_getNullLocation() { |
Douglas Gregor | 5352ac0 | 2010-01-28 00:27:43 +0000 | [diff] [blame] | 2411 | CXSourceLocation Result = { { 0, 0 }, 0 }; |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2412 | return Result; |
| 2413 | } |
| 2414 | |
| 2415 | unsigned clang_equalLocations(CXSourceLocation loc1, CXSourceLocation loc2) { |
Daniel Dunbar | 90a6b9e | 2010-01-30 23:58:27 +0000 | [diff] [blame] | 2416 | return (loc1.ptr_data[0] == loc2.ptr_data[0] && |
| 2417 | loc1.ptr_data[1] == loc2.ptr_data[1] && |
| 2418 | loc1.int_data == loc2.int_data); |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2419 | } |
| 2420 | |
| 2421 | CXSourceLocation clang_getLocation(CXTranslationUnit tu, |
| 2422 | CXFile file, |
| 2423 | unsigned line, |
| 2424 | unsigned column) { |
Douglas Gregor | 42748ec | 2010-04-30 19:45:53 +0000 | [diff] [blame] | 2425 | if (!tu || !file) |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2426 | return clang_getNullLocation(); |
Douglas Gregor | 42748ec | 2010-04-30 19:45:53 +0000 | [diff] [blame] | 2427 | |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2428 | ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); |
| 2429 | SourceLocation SLoc |
| 2430 | = CXXUnit->getSourceManager().getLocation( |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2431 | static_cast<const FileEntry *>(file), |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2432 | line, column); |
David Chisnall | 83889a7 | 2010-10-15 17:07:39 +0000 | [diff] [blame] | 2433 | if (SLoc.isInvalid()) return clang_getNullLocation(); |
| 2434 | |
| 2435 | return cxloc::translateSourceLocation(CXXUnit->getASTContext(), SLoc); |
| 2436 | } |
| 2437 | |
| 2438 | CXSourceLocation clang_getLocationForOffset(CXTranslationUnit tu, |
| 2439 | CXFile file, |
| 2440 | unsigned offset) { |
| 2441 | if (!tu || !file) |
| 2442 | return clang_getNullLocation(); |
| 2443 | |
| 2444 | ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); |
| 2445 | SourceLocation Start |
| 2446 | = CXXUnit->getSourceManager().getLocation( |
| 2447 | static_cast<const FileEntry *>(file), |
| 2448 | 1, 1); |
| 2449 | if (Start.isInvalid()) return clang_getNullLocation(); |
| 2450 | |
| 2451 | SourceLocation SLoc = Start.getFileLocWithOffset(offset); |
| 2452 | |
| 2453 | if (SLoc.isInvalid()) return clang_getNullLocation(); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2454 | |
Ted Kremenek | 1a9a0bc | 2010-06-28 23:54:17 +0000 | [diff] [blame] | 2455 | return cxloc::translateSourceLocation(CXXUnit->getASTContext(), SLoc); |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2456 | } |
| 2457 | |
Douglas Gregor | 5352ac0 | 2010-01-28 00:27:43 +0000 | [diff] [blame] | 2458 | CXSourceRange clang_getNullRange() { |
| 2459 | CXSourceRange Result = { { 0, 0 }, 0, 0 }; |
| 2460 | return Result; |
| 2461 | } |
Daniel Dunbar | d52864b | 2010-02-14 10:02:57 +0000 | [diff] [blame] | 2462 | |
Douglas Gregor | 5352ac0 | 2010-01-28 00:27:43 +0000 | [diff] [blame] | 2463 | CXSourceRange clang_getRange(CXSourceLocation begin, CXSourceLocation end) { |
| 2464 | if (begin.ptr_data[0] != end.ptr_data[0] || |
| 2465 | begin.ptr_data[1] != end.ptr_data[1]) |
| 2466 | return clang_getNullRange(); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2467 | |
| 2468 | CXSourceRange Result = { { begin.ptr_data[0], begin.ptr_data[1] }, |
Douglas Gregor | 5352ac0 | 2010-01-28 00:27:43 +0000 | [diff] [blame] | 2469 | begin.int_data, end.int_data }; |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2470 | return Result; |
| 2471 | } |
| 2472 | |
Douglas Gregor | 46766dc | 2010-01-26 19:19:08 +0000 | [diff] [blame] | 2473 | void clang_getInstantiationLocation(CXSourceLocation location, |
| 2474 | CXFile *file, |
| 2475 | unsigned *line, |
| 2476 | unsigned *column, |
| 2477 | unsigned *offset) { |
Douglas Gregor | 1db19de | 2010-01-19 21:36:55 +0000 | [diff] [blame] | 2478 | SourceLocation Loc = SourceLocation::getFromRawEncoding(location.int_data); |
| 2479 | |
Daniel Dunbar | bb4a61a | 2010-02-14 01:47:36 +0000 | [diff] [blame] | 2480 | if (!location.ptr_data[0] || Loc.isInvalid()) { |
Douglas Gregor | 46766dc | 2010-01-26 19:19:08 +0000 | [diff] [blame] | 2481 | if (file) |
| 2482 | *file = 0; |
| 2483 | if (line) |
| 2484 | *line = 0; |
| 2485 | if (column) |
| 2486 | *column = 0; |
| 2487 | if (offset) |
| 2488 | *offset = 0; |
| 2489 | return; |
| 2490 | } |
| 2491 | |
Daniel Dunbar | bb4a61a | 2010-02-14 01:47:36 +0000 | [diff] [blame] | 2492 | const SourceManager &SM = |
| 2493 | *static_cast<const SourceManager*>(location.ptr_data[0]); |
Douglas Gregor | 1db19de | 2010-01-19 21:36:55 +0000 | [diff] [blame] | 2494 | SourceLocation InstLoc = SM.getInstantiationLoc(Loc); |
Douglas Gregor | 1db19de | 2010-01-19 21:36:55 +0000 | [diff] [blame] | 2495 | |
| 2496 | if (file) |
| 2497 | *file = (void *)SM.getFileEntryForID(SM.getFileID(InstLoc)); |
| 2498 | if (line) |
| 2499 | *line = SM.getInstantiationLineNumber(InstLoc); |
| 2500 | if (column) |
| 2501 | *column = SM.getInstantiationColumnNumber(InstLoc); |
Douglas Gregor | e69517c | 2010-01-26 03:07:15 +0000 | [diff] [blame] | 2502 | if (offset) |
Douglas Gregor | 46766dc | 2010-01-26 19:19:08 +0000 | [diff] [blame] | 2503 | *offset = SM.getDecomposedLoc(InstLoc).second; |
Douglas Gregor | e69517c | 2010-01-26 03:07:15 +0000 | [diff] [blame] | 2504 | } |
| 2505 | |
Douglas Gregor | a9b06d4 | 2010-11-09 06:24:54 +0000 | [diff] [blame] | 2506 | void clang_getSpellingLocation(CXSourceLocation location, |
| 2507 | CXFile *file, |
| 2508 | unsigned *line, |
| 2509 | unsigned *column, |
| 2510 | unsigned *offset) { |
| 2511 | SourceLocation Loc = SourceLocation::getFromRawEncoding(location.int_data); |
| 2512 | |
| 2513 | if (!location.ptr_data[0] || Loc.isInvalid()) { |
| 2514 | if (file) |
| 2515 | *file = 0; |
| 2516 | if (line) |
| 2517 | *line = 0; |
| 2518 | if (column) |
| 2519 | *column = 0; |
| 2520 | if (offset) |
| 2521 | *offset = 0; |
| 2522 | return; |
| 2523 | } |
| 2524 | |
| 2525 | const SourceManager &SM = |
| 2526 | *static_cast<const SourceManager*>(location.ptr_data[0]); |
| 2527 | SourceLocation SpellLoc = Loc; |
| 2528 | if (SpellLoc.isMacroID()) { |
| 2529 | SourceLocation SimpleSpellingLoc = SM.getImmediateSpellingLoc(SpellLoc); |
| 2530 | if (SimpleSpellingLoc.isFileID() && |
| 2531 | SM.getFileEntryForID(SM.getDecomposedLoc(SimpleSpellingLoc).first)) |
| 2532 | SpellLoc = SimpleSpellingLoc; |
| 2533 | else |
| 2534 | SpellLoc = SM.getInstantiationLoc(SpellLoc); |
| 2535 | } |
| 2536 | |
| 2537 | std::pair<FileID, unsigned> LocInfo = SM.getDecomposedLoc(SpellLoc); |
| 2538 | FileID FID = LocInfo.first; |
| 2539 | unsigned FileOffset = LocInfo.second; |
| 2540 | |
| 2541 | if (file) |
| 2542 | *file = (void *)SM.getFileEntryForID(FID); |
| 2543 | if (line) |
| 2544 | *line = SM.getLineNumber(FID, FileOffset); |
| 2545 | if (column) |
| 2546 | *column = SM.getColumnNumber(FID, FileOffset); |
| 2547 | if (offset) |
| 2548 | *offset = FileOffset; |
| 2549 | } |
| 2550 | |
Douglas Gregor | 1db19de | 2010-01-19 21:36:55 +0000 | [diff] [blame] | 2551 | CXSourceLocation clang_getRangeStart(CXSourceRange range) { |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2552 | CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, |
Douglas Gregor | 5352ac0 | 2010-01-28 00:27:43 +0000 | [diff] [blame] | 2553 | range.begin_int_data }; |
Douglas Gregor | 1db19de | 2010-01-19 21:36:55 +0000 | [diff] [blame] | 2554 | return Result; |
| 2555 | } |
| 2556 | |
| 2557 | CXSourceLocation clang_getRangeEnd(CXSourceRange range) { |
Daniel Dunbar | bb4a61a | 2010-02-14 01:47:36 +0000 | [diff] [blame] | 2558 | CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, |
Douglas Gregor | 5352ac0 | 2010-01-28 00:27:43 +0000 | [diff] [blame] | 2559 | range.end_int_data }; |
Douglas Gregor | 1db19de | 2010-01-19 21:36:55 +0000 | [diff] [blame] | 2560 | return Result; |
| 2561 | } |
| 2562 | |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2563 | } // end: extern "C" |
| 2564 | |
Douglas Gregor | 1db19de | 2010-01-19 21:36:55 +0000 | [diff] [blame] | 2565 | //===----------------------------------------------------------------------===// |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 2566 | // CXFile Operations. |
| 2567 | //===----------------------------------------------------------------------===// |
| 2568 | |
| 2569 | extern "C" { |
Ted Kremenek | 7484407 | 2010-02-17 00:41:20 +0000 | [diff] [blame] | 2570 | CXString clang_getFileName(CXFile SFile) { |
Douglas Gregor | 98258af | 2010-01-18 22:46:11 +0000 | [diff] [blame] | 2571 | if (!SFile) |
Ted Kremenek | 7484407 | 2010-02-17 00:41:20 +0000 | [diff] [blame] | 2572 | return createCXString(NULL); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2573 | |
Steve Naroff | 8814503 | 2009-10-27 14:35:18 +0000 | [diff] [blame] | 2574 | FileEntry *FEnt = static_cast<FileEntry *>(SFile); |
Ted Kremenek | 7484407 | 2010-02-17 00:41:20 +0000 | [diff] [blame] | 2575 | return createCXString(FEnt->getName()); |
Steve Naroff | 8814503 | 2009-10-27 14:35:18 +0000 | [diff] [blame] | 2576 | } |
| 2577 | |
| 2578 | time_t clang_getFileTime(CXFile SFile) { |
Douglas Gregor | 98258af | 2010-01-18 22:46:11 +0000 | [diff] [blame] | 2579 | if (!SFile) |
| 2580 | return 0; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2581 | |
Steve Naroff | 8814503 | 2009-10-27 14:35:18 +0000 | [diff] [blame] | 2582 | FileEntry *FEnt = static_cast<FileEntry *>(SFile); |
| 2583 | return FEnt->getModificationTime(); |
Steve Naroff | ee9405e | 2009-09-25 21:45:39 +0000 | [diff] [blame] | 2584 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2585 | |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2586 | CXFile clang_getFile(CXTranslationUnit tu, const char *file_name) { |
| 2587 | if (!tu) |
| 2588 | return 0; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2589 | |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2590 | ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2591 | |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2592 | FileManager &FMgr = CXXUnit->getFileManager(); |
Argyrios Kyrtzidis | 389db16 | 2010-11-03 22:45:23 +0000 | [diff] [blame] | 2593 | const FileEntry *File = FMgr.getFile(file_name, file_name+strlen(file_name), |
| 2594 | CXXUnit->getFileSystemOpts()); |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 2595 | return const_cast<FileEntry *>(File); |
| 2596 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2597 | |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 2598 | } // end: extern "C" |
Steve Naroff | ee9405e | 2009-09-25 21:45:39 +0000 | [diff] [blame] | 2599 | |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 2600 | //===----------------------------------------------------------------------===// |
| 2601 | // CXCursor Operations. |
| 2602 | //===----------------------------------------------------------------------===// |
| 2603 | |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 2604 | static Decl *getDeclFromExpr(Stmt *E) { |
Douglas Gregor | db1314e | 2010-10-01 21:11:22 +0000 | [diff] [blame] | 2605 | if (CastExpr *CE = dyn_cast<CastExpr>(E)) |
| 2606 | return getDeclFromExpr(CE->getSubExpr()); |
| 2607 | |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 2608 | if (DeclRefExpr *RefExpr = dyn_cast<DeclRefExpr>(E)) |
| 2609 | return RefExpr->getDecl(); |
Douglas Gregor | 38f28c1 | 2010-10-22 22:24:08 +0000 | [diff] [blame] | 2610 | if (BlockDeclRefExpr *RefExpr = dyn_cast<BlockDeclRefExpr>(E)) |
| 2611 | return RefExpr->getDecl(); |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 2612 | if (MemberExpr *ME = dyn_cast<MemberExpr>(E)) |
| 2613 | return ME->getMemberDecl(); |
| 2614 | if (ObjCIvarRefExpr *RE = dyn_cast<ObjCIvarRefExpr>(E)) |
| 2615 | return RE->getDecl(); |
Douglas Gregor | db1314e | 2010-10-01 21:11:22 +0000 | [diff] [blame] | 2616 | if (ObjCPropertyRefExpr *PRE = dyn_cast<ObjCPropertyRefExpr>(E)) |
| 2617 | return PRE->getProperty(); |
| 2618 | |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 2619 | if (CallExpr *CE = dyn_cast<CallExpr>(E)) |
| 2620 | return getDeclFromExpr(CE->getCallee()); |
Douglas Gregor | 93798e2 | 2010-11-05 21:11:19 +0000 | [diff] [blame] | 2621 | if (CXXConstructExpr *CE = llvm::dyn_cast<CXXConstructExpr>(E)) |
| 2622 | if (!CE->isElidable()) |
| 2623 | return CE->getConstructor(); |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 2624 | if (ObjCMessageExpr *OME = dyn_cast<ObjCMessageExpr>(E)) |
| 2625 | return OME->getMethodDecl(); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2626 | |
Douglas Gregor | db1314e | 2010-10-01 21:11:22 +0000 | [diff] [blame] | 2627 | if (ObjCProtocolExpr *PE = dyn_cast<ObjCProtocolExpr>(E)) |
| 2628 | return PE->getProtocol(); |
| 2629 | |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 2630 | return 0; |
| 2631 | } |
| 2632 | |
Daniel Dunbar | c29f4c3 | 2010-02-02 05:00:22 +0000 | [diff] [blame] | 2633 | static SourceLocation getLocationFromExpr(Expr *E) { |
| 2634 | if (ObjCMessageExpr *Msg = dyn_cast<ObjCMessageExpr>(E)) |
| 2635 | return /*FIXME:*/Msg->getLeftLoc(); |
| 2636 | if (DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E)) |
| 2637 | return DRE->getLocation(); |
Douglas Gregor | 38f28c1 | 2010-10-22 22:24:08 +0000 | [diff] [blame] | 2638 | if (BlockDeclRefExpr *RefExpr = dyn_cast<BlockDeclRefExpr>(E)) |
| 2639 | return RefExpr->getLocation(); |
Daniel Dunbar | c29f4c3 | 2010-02-02 05:00:22 +0000 | [diff] [blame] | 2640 | if (MemberExpr *Member = dyn_cast<MemberExpr>(E)) |
| 2641 | return Member->getMemberLoc(); |
| 2642 | if (ObjCIvarRefExpr *Ivar = dyn_cast<ObjCIvarRefExpr>(E)) |
| 2643 | return Ivar->getLocation(); |
| 2644 | return E->getLocStart(); |
| 2645 | } |
| 2646 | |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 2647 | extern "C" { |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2648 | |
| 2649 | unsigned clang_visitChildren(CXCursor parent, |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 2650 | CXCursorVisitor visitor, |
| 2651 | CXClientData client_data) { |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 2652 | ASTUnit *CXXUnit = getCursorASTUnit(parent); |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 2653 | |
Douglas Gregor | eb8837b | 2010-08-03 19:06:41 +0000 | [diff] [blame] | 2654 | CursorVisitor CursorVis(CXXUnit, visitor, client_data, |
| 2655 | CXXUnit->getMaxPCHLevel()); |
Douglas Gregor | b1373d0 | 2010-01-20 20:59:29 +0000 | [diff] [blame] | 2656 | return CursorVis.VisitChildren(parent); |
| 2657 | } |
| 2658 | |
David Chisnall | 3387c65 | 2010-11-03 14:12:26 +0000 | [diff] [blame] | 2659 | #ifndef __has_feature |
| 2660 | #define __has_feature(x) 0 |
| 2661 | #endif |
| 2662 | #if __has_feature(blocks) |
| 2663 | typedef enum CXChildVisitResult |
| 2664 | (^CXCursorVisitorBlock)(CXCursor cursor, CXCursor parent); |
| 2665 | |
| 2666 | static enum CXChildVisitResult visitWithBlock(CXCursor cursor, CXCursor parent, |
| 2667 | CXClientData client_data) { |
| 2668 | CXCursorVisitorBlock block = (CXCursorVisitorBlock)client_data; |
| 2669 | return block(cursor, parent); |
| 2670 | } |
| 2671 | #else |
| 2672 | // If we are compiled with a compiler that doesn't have native blocks support, |
| 2673 | // define and call the block manually, so the |
| 2674 | typedef struct _CXChildVisitResult |
| 2675 | { |
| 2676 | void *isa; |
| 2677 | int flags; |
| 2678 | int reserved; |
Daniel Dunbar | 9e1ebdd | 2010-11-05 07:19:21 +0000 | [diff] [blame] | 2679 | enum CXChildVisitResult(*invoke)(struct _CXChildVisitResult*, CXCursor, |
| 2680 | CXCursor); |
David Chisnall | 3387c65 | 2010-11-03 14:12:26 +0000 | [diff] [blame] | 2681 | } *CXCursorVisitorBlock; |
| 2682 | |
| 2683 | static enum CXChildVisitResult visitWithBlock(CXCursor cursor, CXCursor parent, |
| 2684 | CXClientData client_data) { |
| 2685 | CXCursorVisitorBlock block = (CXCursorVisitorBlock)client_data; |
| 2686 | return block->invoke(block, cursor, parent); |
| 2687 | } |
| 2688 | #endif |
| 2689 | |
| 2690 | |
Daniel Dunbar | 9e1ebdd | 2010-11-05 07:19:21 +0000 | [diff] [blame] | 2691 | unsigned clang_visitChildrenWithBlock(CXCursor parent, |
| 2692 | CXCursorVisitorBlock block) { |
David Chisnall | 3387c65 | 2010-11-03 14:12:26 +0000 | [diff] [blame] | 2693 | return clang_visitChildren(parent, visitWithBlock, block); |
| 2694 | } |
| 2695 | |
Douglas Gregor | 78205d4 | 2010-01-20 21:45:58 +0000 | [diff] [blame] | 2696 | static CXString getDeclSpelling(Decl *D) { |
| 2697 | NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D); |
| 2698 | if (!ND) |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 2699 | return createCXString(""); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2700 | |
Douglas Gregor | 78205d4 | 2010-01-20 21:45:58 +0000 | [diff] [blame] | 2701 | if (ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(ND)) |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 2702 | return createCXString(OMD->getSelector().getAsString()); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2703 | |
Douglas Gregor | 78205d4 | 2010-01-20 21:45:58 +0000 | [diff] [blame] | 2704 | if (ObjCCategoryImplDecl *CIMP = dyn_cast<ObjCCategoryImplDecl>(ND)) |
| 2705 | // No, this isn't the same as the code below. getIdentifier() is non-virtual |
| 2706 | // and returns different names. NamedDecl returns the class name and |
| 2707 | // ObjCCategoryImplDecl returns the category name. |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 2708 | return createCXString(CIMP->getIdentifier()->getNameStart()); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2709 | |
Douglas Gregor | 0a35bce | 2010-09-01 03:07:18 +0000 | [diff] [blame] | 2710 | if (isa<UsingDirectiveDecl>(D)) |
| 2711 | return createCXString(""); |
| 2712 | |
Ted Kremenek | 50aa6ac | 2010-05-19 21:51:10 +0000 | [diff] [blame] | 2713 | llvm::SmallString<1024> S; |
| 2714 | llvm::raw_svector_ostream os(S); |
| 2715 | ND->printName(os); |
| 2716 | |
| 2717 | return createCXString(os.str()); |
Douglas Gregor | 78205d4 | 2010-01-20 21:45:58 +0000 | [diff] [blame] | 2718 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 2719 | |
Daniel Dunbar | 9ebfa31 | 2009-12-01 03:14:51 +0000 | [diff] [blame] | 2720 | CXString clang_getCursorSpelling(CXCursor C) { |
Douglas Gregor | 7eaa8ae | 2010-01-20 00:23:15 +0000 | [diff] [blame] | 2721 | if (clang_isTranslationUnit(C.kind)) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 2722 | return clang_getTranslationUnitSpelling(C.data[2]); |
Douglas Gregor | 7eaa8ae | 2010-01-20 00:23:15 +0000 | [diff] [blame] | 2723 | |
Steve Naroff | f334b4e | 2009-09-02 18:26:48 +0000 | [diff] [blame] | 2724 | if (clang_isReference(C.kind)) { |
| 2725 | switch (C.kind) { |
Daniel Dunbar | acca725 | 2009-11-30 20:42:49 +0000 | [diff] [blame] | 2726 | case CXCursor_ObjCSuperClassRef: { |
Douglas Gregor | 2e331b9 | 2010-01-16 14:00:32 +0000 | [diff] [blame] | 2727 | ObjCInterfaceDecl *Super = getCursorObjCSuperClassRef(C).first; |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 2728 | return createCXString(Super->getIdentifier()->getNameStart()); |
Daniel Dunbar | acca725 | 2009-11-30 20:42:49 +0000 | [diff] [blame] | 2729 | } |
| 2730 | case CXCursor_ObjCClassRef: { |
Douglas Gregor | 1adb082 | 2010-01-16 17:14:40 +0000 | [diff] [blame] | 2731 | ObjCInterfaceDecl *Class = getCursorObjCClassRef(C).first; |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 2732 | return createCXString(Class->getIdentifier()->getNameStart()); |
Daniel Dunbar | acca725 | 2009-11-30 20:42:49 +0000 | [diff] [blame] | 2733 | } |
| 2734 | case CXCursor_ObjCProtocolRef: { |
Douglas Gregor | 78db0cd | 2010-01-16 15:44:18 +0000 | [diff] [blame] | 2735 | ObjCProtocolDecl *OID = getCursorObjCProtocolRef(C).first; |
Douglas Gregor | f46034a | 2010-01-18 23:41:10 +0000 | [diff] [blame] | 2736 | assert(OID && "getCursorSpelling(): Missing protocol decl"); |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 2737 | return createCXString(OID->getIdentifier()->getNameStart()); |
Daniel Dunbar | acca725 | 2009-11-30 20:42:49 +0000 | [diff] [blame] | 2738 | } |
Ted Kremenek | 3064ef9 | 2010-08-27 21:34:58 +0000 | [diff] [blame] | 2739 | case CXCursor_CXXBaseSpecifier: { |
| 2740 | CXXBaseSpecifier *B = getCursorCXXBaseSpecifier(C); |
| 2741 | return createCXString(B->getType().getAsString()); |
| 2742 | } |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 2743 | case CXCursor_TypeRef: { |
| 2744 | TypeDecl *Type = getCursorTypeRef(C).first; |
| 2745 | assert(Type && "Missing type decl"); |
| 2746 | |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 2747 | return createCXString(getCursorContext(C).getTypeDeclType(Type). |
| 2748 | getAsString()); |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 2749 | } |
Douglas Gregor | 0b36e61 | 2010-08-31 20:37:03 +0000 | [diff] [blame] | 2750 | case CXCursor_TemplateRef: { |
| 2751 | TemplateDecl *Template = getCursorTemplateRef(C).first; |
Douglas Gregor | 6931900 | 2010-08-31 23:48:11 +0000 | [diff] [blame] | 2752 | assert(Template && "Missing template decl"); |
Douglas Gregor | 0b36e61 | 2010-08-31 20:37:03 +0000 | [diff] [blame] | 2753 | |
| 2754 | return createCXString(Template->getNameAsString()); |
| 2755 | } |
Douglas Gregor | 6931900 | 2010-08-31 23:48:11 +0000 | [diff] [blame] | 2756 | |
| 2757 | case CXCursor_NamespaceRef: { |
| 2758 | NamedDecl *NS = getCursorNamespaceRef(C).first; |
| 2759 | assert(NS && "Missing namespace decl"); |
| 2760 | |
| 2761 | return createCXString(NS->getNameAsString()); |
| 2762 | } |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 2763 | |
Douglas Gregor | a67e03f | 2010-09-09 21:42:20 +0000 | [diff] [blame] | 2764 | case CXCursor_MemberRef: { |
| 2765 | FieldDecl *Field = getCursorMemberRef(C).first; |
| 2766 | assert(Field && "Missing member decl"); |
| 2767 | |
| 2768 | return createCXString(Field->getNameAsString()); |
| 2769 | } |
| 2770 | |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 2771 | case CXCursor_LabelRef: { |
| 2772 | LabelStmt *Label = getCursorLabelRef(C).first; |
| 2773 | assert(Label && "Missing label"); |
| 2774 | |
| 2775 | return createCXString(Label->getID()->getName()); |
| 2776 | } |
| 2777 | |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 2778 | case CXCursor_OverloadedDeclRef: { |
| 2779 | OverloadedDeclRefStorage Storage = getCursorOverloadedDeclRef(C).first; |
| 2780 | if (Decl *D = Storage.dyn_cast<Decl *>()) { |
| 2781 | if (NamedDecl *ND = dyn_cast<NamedDecl>(D)) |
| 2782 | return createCXString(ND->getNameAsString()); |
| 2783 | return createCXString(""); |
| 2784 | } |
| 2785 | if (OverloadExpr *E = Storage.dyn_cast<OverloadExpr *>()) |
| 2786 | return createCXString(E->getName().getAsString()); |
| 2787 | OverloadedTemplateStorage *Ovl |
| 2788 | = Storage.get<OverloadedTemplateStorage*>(); |
| 2789 | if (Ovl->size() == 0) |
| 2790 | return createCXString(""); |
| 2791 | return createCXString((*Ovl->begin())->getNameAsString()); |
| 2792 | } |
| 2793 | |
Daniel Dunbar | acca725 | 2009-11-30 20:42:49 +0000 | [diff] [blame] | 2794 | default: |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 2795 | return createCXString("<not implemented>"); |
Steve Naroff | f334b4e | 2009-09-02 18:26:48 +0000 | [diff] [blame] | 2796 | } |
| 2797 | } |
Douglas Gregor | 97b9872 | 2010-01-19 23:20:36 +0000 | [diff] [blame] | 2798 | |
| 2799 | if (clang_isExpression(C.kind)) { |
| 2800 | Decl *D = getDeclFromExpr(getCursorExpr(C)); |
| 2801 | if (D) |
Douglas Gregor | 78205d4 | 2010-01-20 21:45:58 +0000 | [diff] [blame] | 2802 | return getDeclSpelling(D); |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 2803 | return createCXString(""); |
Douglas Gregor | 97b9872 | 2010-01-19 23:20:36 +0000 | [diff] [blame] | 2804 | } |
| 2805 | |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 2806 | if (clang_isStatement(C.kind)) { |
| 2807 | Stmt *S = getCursorStmt(C); |
| 2808 | if (LabelStmt *Label = dyn_cast_or_null<LabelStmt>(S)) |
| 2809 | return createCXString(Label->getID()->getName()); |
| 2810 | |
| 2811 | return createCXString(""); |
| 2812 | } |
| 2813 | |
Douglas Gregor | 4ae8f29 | 2010-03-18 17:52:52 +0000 | [diff] [blame] | 2814 | if (C.kind == CXCursor_MacroInstantiation) |
| 2815 | return createCXString(getCursorMacroInstantiation(C)->getName() |
| 2816 | ->getNameStart()); |
| 2817 | |
Douglas Gregor | 572feb2 | 2010-03-18 18:04:21 +0000 | [diff] [blame] | 2818 | if (C.kind == CXCursor_MacroDefinition) |
| 2819 | return createCXString(getCursorMacroDefinition(C)->getName() |
| 2820 | ->getNameStart()); |
| 2821 | |
Douglas Gregor | ecdcb88 | 2010-10-20 22:00:55 +0000 | [diff] [blame] | 2822 | if (C.kind == CXCursor_InclusionDirective) |
| 2823 | return createCXString(getCursorInclusionDirective(C)->getFileName()); |
| 2824 | |
Douglas Gregor | 60cbfac | 2010-01-25 16:56:17 +0000 | [diff] [blame] | 2825 | if (clang_isDeclaration(C.kind)) |
| 2826 | return getDeclSpelling(getCursorDecl(C)); |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 2827 | |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 2828 | return createCXString(""); |
Steve Naroff | f334b4e | 2009-09-02 18:26:48 +0000 | [diff] [blame] | 2829 | } |
| 2830 | |
Douglas Gregor | 358559d | 2010-10-02 22:49:11 +0000 | [diff] [blame] | 2831 | CXString clang_getCursorDisplayName(CXCursor C) { |
| 2832 | if (!clang_isDeclaration(C.kind)) |
| 2833 | return clang_getCursorSpelling(C); |
| 2834 | |
| 2835 | Decl *D = getCursorDecl(C); |
| 2836 | if (!D) |
| 2837 | return createCXString(""); |
| 2838 | |
| 2839 | PrintingPolicy &Policy = getCursorContext(C).PrintingPolicy; |
| 2840 | if (FunctionTemplateDecl *FunTmpl = dyn_cast<FunctionTemplateDecl>(D)) |
| 2841 | D = FunTmpl->getTemplatedDecl(); |
| 2842 | |
| 2843 | if (FunctionDecl *Function = dyn_cast<FunctionDecl>(D)) { |
| 2844 | llvm::SmallString<64> Str; |
| 2845 | llvm::raw_svector_ostream OS(Str); |
| 2846 | OS << Function->getNameAsString(); |
| 2847 | if (Function->getPrimaryTemplate()) |
| 2848 | OS << "<>"; |
| 2849 | OS << "("; |
| 2850 | for (unsigned I = 0, N = Function->getNumParams(); I != N; ++I) { |
| 2851 | if (I) |
| 2852 | OS << ", "; |
| 2853 | OS << Function->getParamDecl(I)->getType().getAsString(Policy); |
| 2854 | } |
| 2855 | |
| 2856 | if (Function->isVariadic()) { |
| 2857 | if (Function->getNumParams()) |
| 2858 | OS << ", "; |
| 2859 | OS << "..."; |
| 2860 | } |
| 2861 | OS << ")"; |
| 2862 | return createCXString(OS.str()); |
| 2863 | } |
| 2864 | |
| 2865 | if (ClassTemplateDecl *ClassTemplate = dyn_cast<ClassTemplateDecl>(D)) { |
| 2866 | llvm::SmallString<64> Str; |
| 2867 | llvm::raw_svector_ostream OS(Str); |
| 2868 | OS << ClassTemplate->getNameAsString(); |
| 2869 | OS << "<"; |
| 2870 | TemplateParameterList *Params = ClassTemplate->getTemplateParameters(); |
| 2871 | for (unsigned I = 0, N = Params->size(); I != N; ++I) { |
| 2872 | if (I) |
| 2873 | OS << ", "; |
| 2874 | |
| 2875 | NamedDecl *Param = Params->getParam(I); |
| 2876 | if (Param->getIdentifier()) { |
| 2877 | OS << Param->getIdentifier()->getName(); |
| 2878 | continue; |
| 2879 | } |
| 2880 | |
| 2881 | // There is no parameter name, which makes this tricky. Try to come up |
| 2882 | // with something useful that isn't too long. |
| 2883 | if (TemplateTypeParmDecl *TTP = dyn_cast<TemplateTypeParmDecl>(Param)) |
| 2884 | OS << (TTP->wasDeclaredWithTypename()? "typename" : "class"); |
| 2885 | else if (NonTypeTemplateParmDecl *NTTP |
| 2886 | = dyn_cast<NonTypeTemplateParmDecl>(Param)) |
| 2887 | OS << NTTP->getType().getAsString(Policy); |
| 2888 | else |
| 2889 | OS << "template<...> class"; |
| 2890 | } |
| 2891 | |
| 2892 | OS << ">"; |
| 2893 | return createCXString(OS.str()); |
| 2894 | } |
| 2895 | |
| 2896 | if (ClassTemplateSpecializationDecl *ClassSpec |
| 2897 | = dyn_cast<ClassTemplateSpecializationDecl>(D)) { |
| 2898 | // If the type was explicitly written, use that. |
| 2899 | if (TypeSourceInfo *TSInfo = ClassSpec->getTypeAsWritten()) |
| 2900 | return createCXString(TSInfo->getType().getAsString(Policy)); |
| 2901 | |
| 2902 | llvm::SmallString<64> Str; |
| 2903 | llvm::raw_svector_ostream OS(Str); |
| 2904 | OS << ClassSpec->getNameAsString(); |
| 2905 | OS << TemplateSpecializationType::PrintTemplateArgumentList( |
Douglas Gregor | 910f800 | 2010-11-07 23:05:16 +0000 | [diff] [blame] | 2906 | ClassSpec->getTemplateArgs().data(), |
| 2907 | ClassSpec->getTemplateArgs().size(), |
Douglas Gregor | 358559d | 2010-10-02 22:49:11 +0000 | [diff] [blame] | 2908 | Policy); |
| 2909 | return createCXString(OS.str()); |
| 2910 | } |
| 2911 | |
| 2912 | return clang_getCursorSpelling(C); |
| 2913 | } |
| 2914 | |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 2915 | CXString clang_getCursorKindSpelling(enum CXCursorKind Kind) { |
Steve Naroff | 89922f8 | 2009-08-31 00:59:03 +0000 | [diff] [blame] | 2916 | switch (Kind) { |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 2917 | case CXCursor_FunctionDecl: |
| 2918 | return createCXString("FunctionDecl"); |
| 2919 | case CXCursor_TypedefDecl: |
| 2920 | return createCXString("TypedefDecl"); |
| 2921 | case CXCursor_EnumDecl: |
| 2922 | return createCXString("EnumDecl"); |
| 2923 | case CXCursor_EnumConstantDecl: |
| 2924 | return createCXString("EnumConstantDecl"); |
| 2925 | case CXCursor_StructDecl: |
| 2926 | return createCXString("StructDecl"); |
| 2927 | case CXCursor_UnionDecl: |
| 2928 | return createCXString("UnionDecl"); |
| 2929 | case CXCursor_ClassDecl: |
| 2930 | return createCXString("ClassDecl"); |
| 2931 | case CXCursor_FieldDecl: |
| 2932 | return createCXString("FieldDecl"); |
| 2933 | case CXCursor_VarDecl: |
| 2934 | return createCXString("VarDecl"); |
| 2935 | case CXCursor_ParmDecl: |
| 2936 | return createCXString("ParmDecl"); |
| 2937 | case CXCursor_ObjCInterfaceDecl: |
| 2938 | return createCXString("ObjCInterfaceDecl"); |
| 2939 | case CXCursor_ObjCCategoryDecl: |
| 2940 | return createCXString("ObjCCategoryDecl"); |
| 2941 | case CXCursor_ObjCProtocolDecl: |
| 2942 | return createCXString("ObjCProtocolDecl"); |
| 2943 | case CXCursor_ObjCPropertyDecl: |
| 2944 | return createCXString("ObjCPropertyDecl"); |
| 2945 | case CXCursor_ObjCIvarDecl: |
| 2946 | return createCXString("ObjCIvarDecl"); |
| 2947 | case CXCursor_ObjCInstanceMethodDecl: |
| 2948 | return createCXString("ObjCInstanceMethodDecl"); |
| 2949 | case CXCursor_ObjCClassMethodDecl: |
| 2950 | return createCXString("ObjCClassMethodDecl"); |
| 2951 | case CXCursor_ObjCImplementationDecl: |
| 2952 | return createCXString("ObjCImplementationDecl"); |
| 2953 | case CXCursor_ObjCCategoryImplDecl: |
| 2954 | return createCXString("ObjCCategoryImplDecl"); |
Ted Kremenek | 8bd5a69 | 2010-04-13 23:39:06 +0000 | [diff] [blame] | 2955 | case CXCursor_CXXMethod: |
| 2956 | return createCXString("CXXMethod"); |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 2957 | case CXCursor_UnexposedDecl: |
| 2958 | return createCXString("UnexposedDecl"); |
| 2959 | case CXCursor_ObjCSuperClassRef: |
| 2960 | return createCXString("ObjCSuperClassRef"); |
| 2961 | case CXCursor_ObjCProtocolRef: |
| 2962 | return createCXString("ObjCProtocolRef"); |
| 2963 | case CXCursor_ObjCClassRef: |
| 2964 | return createCXString("ObjCClassRef"); |
| 2965 | case CXCursor_TypeRef: |
| 2966 | return createCXString("TypeRef"); |
Douglas Gregor | 0b36e61 | 2010-08-31 20:37:03 +0000 | [diff] [blame] | 2967 | case CXCursor_TemplateRef: |
| 2968 | return createCXString("TemplateRef"); |
Douglas Gregor | 6931900 | 2010-08-31 23:48:11 +0000 | [diff] [blame] | 2969 | case CXCursor_NamespaceRef: |
| 2970 | return createCXString("NamespaceRef"); |
Douglas Gregor | a67e03f | 2010-09-09 21:42:20 +0000 | [diff] [blame] | 2971 | case CXCursor_MemberRef: |
| 2972 | return createCXString("MemberRef"); |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 2973 | case CXCursor_LabelRef: |
| 2974 | return createCXString("LabelRef"); |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 2975 | case CXCursor_OverloadedDeclRef: |
| 2976 | return createCXString("OverloadedDeclRef"); |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 2977 | case CXCursor_UnexposedExpr: |
| 2978 | return createCXString("UnexposedExpr"); |
Ted Kremenek | 1ee6cad | 2010-04-11 21:47:37 +0000 | [diff] [blame] | 2979 | case CXCursor_BlockExpr: |
| 2980 | return createCXString("BlockExpr"); |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 2981 | case CXCursor_DeclRefExpr: |
| 2982 | return createCXString("DeclRefExpr"); |
| 2983 | case CXCursor_MemberRefExpr: |
| 2984 | return createCXString("MemberRefExpr"); |
| 2985 | case CXCursor_CallExpr: |
| 2986 | return createCXString("CallExpr"); |
| 2987 | case CXCursor_ObjCMessageExpr: |
| 2988 | return createCXString("ObjCMessageExpr"); |
| 2989 | case CXCursor_UnexposedStmt: |
| 2990 | return createCXString("UnexposedStmt"); |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 2991 | case CXCursor_LabelStmt: |
| 2992 | return createCXString("LabelStmt"); |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 2993 | case CXCursor_InvalidFile: |
| 2994 | return createCXString("InvalidFile"); |
Ted Kremenek | 292db64 | 2010-03-19 20:39:05 +0000 | [diff] [blame] | 2995 | case CXCursor_InvalidCode: |
| 2996 | return createCXString("InvalidCode"); |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 2997 | case CXCursor_NoDeclFound: |
| 2998 | return createCXString("NoDeclFound"); |
| 2999 | case CXCursor_NotImplemented: |
| 3000 | return createCXString("NotImplemented"); |
| 3001 | case CXCursor_TranslationUnit: |
| 3002 | return createCXString("TranslationUnit"); |
Ted Kremenek | e77f443 | 2010-02-18 03:09:07 +0000 | [diff] [blame] | 3003 | case CXCursor_UnexposedAttr: |
| 3004 | return createCXString("UnexposedAttr"); |
| 3005 | case CXCursor_IBActionAttr: |
| 3006 | return createCXString("attribute(ibaction)"); |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 3007 | case CXCursor_IBOutletAttr: |
| 3008 | return createCXString("attribute(iboutlet)"); |
Ted Kremenek | 857e918 | 2010-05-19 17:38:06 +0000 | [diff] [blame] | 3009 | case CXCursor_IBOutletCollectionAttr: |
| 3010 | return createCXString("attribute(iboutletcollection)"); |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 3011 | case CXCursor_PreprocessingDirective: |
| 3012 | return createCXString("preprocessing directive"); |
Douglas Gregor | 572feb2 | 2010-03-18 18:04:21 +0000 | [diff] [blame] | 3013 | case CXCursor_MacroDefinition: |
| 3014 | return createCXString("macro definition"); |
Douglas Gregor | 4807231 | 2010-03-18 15:23:44 +0000 | [diff] [blame] | 3015 | case CXCursor_MacroInstantiation: |
| 3016 | return createCXString("macro instantiation"); |
Douglas Gregor | ecdcb88 | 2010-10-20 22:00:55 +0000 | [diff] [blame] | 3017 | case CXCursor_InclusionDirective: |
| 3018 | return createCXString("inclusion directive"); |
Ted Kremenek | 8f06e0e | 2010-05-06 23:38:21 +0000 | [diff] [blame] | 3019 | case CXCursor_Namespace: |
| 3020 | return createCXString("Namespace"); |
Ted Kremenek | a0536d8 | 2010-05-07 01:04:29 +0000 | [diff] [blame] | 3021 | case CXCursor_LinkageSpec: |
| 3022 | return createCXString("LinkageSpec"); |
Ted Kremenek | 3064ef9 | 2010-08-27 21:34:58 +0000 | [diff] [blame] | 3023 | case CXCursor_CXXBaseSpecifier: |
| 3024 | return createCXString("C++ base class specifier"); |
Douglas Gregor | 01829d3 | 2010-08-31 14:41:23 +0000 | [diff] [blame] | 3025 | case CXCursor_Constructor: |
| 3026 | return createCXString("CXXConstructor"); |
| 3027 | case CXCursor_Destructor: |
| 3028 | return createCXString("CXXDestructor"); |
| 3029 | case CXCursor_ConversionFunction: |
| 3030 | return createCXString("CXXConversion"); |
Douglas Gregor | fe72e9c | 2010-08-31 17:01:39 +0000 | [diff] [blame] | 3031 | case CXCursor_TemplateTypeParameter: |
| 3032 | return createCXString("TemplateTypeParameter"); |
| 3033 | case CXCursor_NonTypeTemplateParameter: |
| 3034 | return createCXString("NonTypeTemplateParameter"); |
| 3035 | case CXCursor_TemplateTemplateParameter: |
| 3036 | return createCXString("TemplateTemplateParameter"); |
| 3037 | case CXCursor_FunctionTemplate: |
| 3038 | return createCXString("FunctionTemplate"); |
Douglas Gregor | 39d6f07 | 2010-08-31 19:02:00 +0000 | [diff] [blame] | 3039 | case CXCursor_ClassTemplate: |
| 3040 | return createCXString("ClassTemplate"); |
Douglas Gregor | 74dbe64 | 2010-08-31 19:31:58 +0000 | [diff] [blame] | 3041 | case CXCursor_ClassTemplatePartialSpecialization: |
| 3042 | return createCXString("ClassTemplatePartialSpecialization"); |
Douglas Gregor | 6931900 | 2010-08-31 23:48:11 +0000 | [diff] [blame] | 3043 | case CXCursor_NamespaceAlias: |
| 3044 | return createCXString("NamespaceAlias"); |
Douglas Gregor | 0a35bce | 2010-09-01 03:07:18 +0000 | [diff] [blame] | 3045 | case CXCursor_UsingDirective: |
| 3046 | return createCXString("UsingDirective"); |
Douglas Gregor | 7e24256 | 2010-09-01 19:52:22 +0000 | [diff] [blame] | 3047 | case CXCursor_UsingDeclaration: |
| 3048 | return createCXString("UsingDeclaration"); |
Steve Naroff | 89922f8 | 2009-08-31 00:59:03 +0000 | [diff] [blame] | 3049 | } |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 3050 | |
Ted Kremenek | deb06bd | 2010-01-16 02:02:09 +0000 | [diff] [blame] | 3051 | llvm_unreachable("Unhandled CXCursorKind"); |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 3052 | return createCXString(NULL); |
Steve Naroff | 600866c | 2009-08-27 19:51:58 +0000 | [diff] [blame] | 3053 | } |
Steve Naroff | 89922f8 | 2009-08-31 00:59:03 +0000 | [diff] [blame] | 3054 | |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 3055 | enum CXChildVisitResult GetCursorVisitor(CXCursor cursor, |
| 3056 | CXCursor parent, |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 3057 | CXClientData client_data) { |
| 3058 | CXCursor *BestCursor = static_cast<CXCursor *>(client_data); |
Douglas Gregor | 93798e2 | 2010-11-05 21:11:19 +0000 | [diff] [blame] | 3059 | |
| 3060 | // If our current best cursor is the construction of a temporary object, |
| 3061 | // don't replace that cursor with a type reference, because we want |
| 3062 | // clang_getCursor() to point at the constructor. |
| 3063 | if (clang_isExpression(BestCursor->kind) && |
| 3064 | isa<CXXTemporaryObjectExpr>(getCursorExpr(*BestCursor)) && |
| 3065 | cursor.kind == CXCursor_TypeRef) |
| 3066 | return CXChildVisit_Recurse; |
| 3067 | |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 3068 | *BestCursor = cursor; |
| 3069 | return CXChildVisit_Recurse; |
| 3070 | } |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 3071 | |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 3072 | CXCursor clang_getCursor(CXTranslationUnit TU, CXSourceLocation Loc) { |
| 3073 | if (!TU) |
Ted Kremenek | f462989 | 2010-01-14 01:51:23 +0000 | [diff] [blame] | 3074 | return clang_getNullCursor(); |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 3075 | |
Douglas Gregor | b979034 | 2010-01-22 21:44:22 +0000 | [diff] [blame] | 3076 | ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); |
Douglas Gregor | bdf6062 | 2010-03-05 21:16:25 +0000 | [diff] [blame] | 3077 | ASTUnit::ConcurrencyCheck Check(*CXXUnit); |
| 3078 | |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3079 | // Translate the given source location to make it point at the beginning of |
| 3080 | // the token under the cursor. |
Ted Kremenek | a297de2 | 2010-01-25 22:34:44 +0000 | [diff] [blame] | 3081 | SourceLocation SLoc = cxloc::translateSourceLocation(Loc); |
Ted Kremenek | a629ea4 | 2010-07-29 00:52:07 +0000 | [diff] [blame] | 3082 | |
| 3083 | // Guard against an invalid SourceLocation, or we may assert in one |
| 3084 | // of the following calls. |
| 3085 | if (SLoc.isInvalid()) |
| 3086 | return clang_getNullCursor(); |
| 3087 | |
Douglas Gregor | 40749ee | 2010-11-03 00:35:38 +0000 | [diff] [blame] | 3088 | bool Logging = getenv("LIBCLANG_LOGGING"); |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3089 | SLoc = Lexer::GetBeginningOfToken(SLoc, CXXUnit->getSourceManager(), |
| 3090 | CXXUnit->getASTContext().getLangOptions()); |
| 3091 | |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 3092 | CXCursor Result = MakeCXCursorInvalid(CXCursor_NoDeclFound); |
| 3093 | if (SLoc.isValid()) { |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 3094 | // FIXME: Would be great to have a "hint" cursor, then walk from that |
| 3095 | // hint cursor upward until we find a cursor whose source range encloses |
| 3096 | // the region of interest, rather than starting from the translation unit. |
| 3097 | CXCursor Parent = clang_getTranslationUnitCursor(CXXUnit); |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 3098 | CursorVisitor CursorVis(CXXUnit, GetCursorVisitor, &Result, |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3099 | Decl::MaxPCHLevel, SourceLocation(SLoc)); |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 3100 | CursorVis.VisitChildren(Parent); |
Steve Naroff | 77128dd | 2009-09-15 20:25:34 +0000 | [diff] [blame] | 3101 | } |
Douglas Gregor | 40749ee | 2010-11-03 00:35:38 +0000 | [diff] [blame] | 3102 | |
| 3103 | if (Logging) { |
| 3104 | CXFile SearchFile; |
| 3105 | unsigned SearchLine, SearchColumn; |
| 3106 | CXFile ResultFile; |
| 3107 | unsigned ResultLine, ResultColumn; |
| 3108 | CXString SearchFileName, ResultFileName, KindSpelling; |
| 3109 | CXSourceLocation ResultLoc = clang_getCursorLocation(Result); |
| 3110 | |
| 3111 | clang_getInstantiationLocation(Loc, &SearchFile, &SearchLine, &SearchColumn, |
| 3112 | 0); |
| 3113 | clang_getInstantiationLocation(ResultLoc, &ResultFile, &ResultLine, |
| 3114 | &ResultColumn, 0); |
| 3115 | SearchFileName = clang_getFileName(SearchFile); |
| 3116 | ResultFileName = clang_getFileName(ResultFile); |
| 3117 | KindSpelling = clang_getCursorKindSpelling(Result.kind); |
| 3118 | fprintf(stderr, "clang_getCursor(%s:%d:%d) = %s(%s:%d:%d)\n", |
| 3119 | clang_getCString(SearchFileName), SearchLine, SearchColumn, |
| 3120 | clang_getCString(KindSpelling), |
| 3121 | clang_getCString(ResultFileName), ResultLine, ResultColumn); |
| 3122 | clang_disposeString(SearchFileName); |
| 3123 | clang_disposeString(ResultFileName); |
| 3124 | clang_disposeString(KindSpelling); |
| 3125 | } |
| 3126 | |
Ted Kremenek | e68fff6 | 2010-02-17 00:41:32 +0000 | [diff] [blame] | 3127 | return Result; |
Steve Naroff | 600866c | 2009-08-27 19:51:58 +0000 | [diff] [blame] | 3128 | } |
| 3129 | |
Ted Kremenek | 7388555 | 2009-11-17 19:28:59 +0000 | [diff] [blame] | 3130 | CXCursor clang_getNullCursor(void) { |
Douglas Gregor | 5bfb8c1 | 2010-01-20 23:34:41 +0000 | [diff] [blame] | 3131 | return MakeCXCursorInvalid(CXCursor_InvalidFile); |
Ted Kremenek | 7388555 | 2009-11-17 19:28:59 +0000 | [diff] [blame] | 3132 | } |
| 3133 | |
| 3134 | unsigned clang_equalCursors(CXCursor X, CXCursor Y) { |
Douglas Gregor | 283cae3 | 2010-01-15 21:56:13 +0000 | [diff] [blame] | 3135 | return X == Y; |
Ted Kremenek | 7388555 | 2009-11-17 19:28:59 +0000 | [diff] [blame] | 3136 | } |
Daniel Dunbar | 0d7dd22 | 2009-11-30 20:42:43 +0000 | [diff] [blame] | 3137 | |
Daniel Dunbar | 9ebfa31 | 2009-12-01 03:14:51 +0000 | [diff] [blame] | 3138 | unsigned clang_isInvalid(enum CXCursorKind K) { |
Steve Naroff | 77128dd | 2009-09-15 20:25:34 +0000 | [diff] [blame] | 3139 | return K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid; |
| 3140 | } |
| 3141 | |
Daniel Dunbar | 9ebfa31 | 2009-12-01 03:14:51 +0000 | [diff] [blame] | 3142 | unsigned clang_isDeclaration(enum CXCursorKind K) { |
Steve Naroff | 89922f8 | 2009-08-31 00:59:03 +0000 | [diff] [blame] | 3143 | return K >= CXCursor_FirstDecl && K <= CXCursor_LastDecl; |
| 3144 | } |
Steve Naroff | 2d4d629 | 2009-08-31 14:26:51 +0000 | [diff] [blame] | 3145 | |
Daniel Dunbar | 9ebfa31 | 2009-12-01 03:14:51 +0000 | [diff] [blame] | 3146 | unsigned clang_isReference(enum CXCursorKind K) { |
Steve Naroff | f334b4e | 2009-09-02 18:26:48 +0000 | [diff] [blame] | 3147 | return K >= CXCursor_FirstRef && K <= CXCursor_LastRef; |
| 3148 | } |
| 3149 | |
Douglas Gregor | 97b9872 | 2010-01-19 23:20:36 +0000 | [diff] [blame] | 3150 | unsigned clang_isExpression(enum CXCursorKind K) { |
| 3151 | return K >= CXCursor_FirstExpr && K <= CXCursor_LastExpr; |
| 3152 | } |
| 3153 | |
| 3154 | unsigned clang_isStatement(enum CXCursorKind K) { |
| 3155 | return K >= CXCursor_FirstStmt && K <= CXCursor_LastStmt; |
| 3156 | } |
| 3157 | |
Douglas Gregor | 7eaa8ae | 2010-01-20 00:23:15 +0000 | [diff] [blame] | 3158 | unsigned clang_isTranslationUnit(enum CXCursorKind K) { |
| 3159 | return K == CXCursor_TranslationUnit; |
| 3160 | } |
| 3161 | |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 3162 | unsigned clang_isPreprocessing(enum CXCursorKind K) { |
| 3163 | return K >= CXCursor_FirstPreprocessing && K <= CXCursor_LastPreprocessing; |
| 3164 | } |
| 3165 | |
Ted Kremenek | ad6eff6 | 2010-03-08 21:17:29 +0000 | [diff] [blame] | 3166 | unsigned clang_isUnexposed(enum CXCursorKind K) { |
| 3167 | switch (K) { |
| 3168 | case CXCursor_UnexposedDecl: |
| 3169 | case CXCursor_UnexposedExpr: |
| 3170 | case CXCursor_UnexposedStmt: |
| 3171 | case CXCursor_UnexposedAttr: |
| 3172 | return true; |
| 3173 | default: |
| 3174 | return false; |
| 3175 | } |
| 3176 | } |
| 3177 | |
Daniel Dunbar | 9ebfa31 | 2009-12-01 03:14:51 +0000 | [diff] [blame] | 3178 | CXCursorKind clang_getCursorKind(CXCursor C) { |
Steve Naroff | 9efa767 | 2009-09-04 15:44:05 +0000 | [diff] [blame] | 3179 | return C.kind; |
| 3180 | } |
| 3181 | |
Douglas Gregor | 98258af | 2010-01-18 22:46:11 +0000 | [diff] [blame] | 3182 | CXSourceLocation clang_getCursorLocation(CXCursor C) { |
| 3183 | if (clang_isReference(C.kind)) { |
Douglas Gregor | f46034a | 2010-01-18 23:41:10 +0000 | [diff] [blame] | 3184 | switch (C.kind) { |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3185 | case CXCursor_ObjCSuperClassRef: { |
Douglas Gregor | f46034a | 2010-01-18 23:41:10 +0000 | [diff] [blame] | 3186 | std::pair<ObjCInterfaceDecl *, SourceLocation> P |
| 3187 | = getCursorObjCSuperClassRef(C); |
Ted Kremenek | a297de2 | 2010-01-25 22:34:44 +0000 | [diff] [blame] | 3188 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); |
Douglas Gregor | f46034a | 2010-01-18 23:41:10 +0000 | [diff] [blame] | 3189 | } |
| 3190 | |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3191 | case CXCursor_ObjCProtocolRef: { |
Douglas Gregor | f46034a | 2010-01-18 23:41:10 +0000 | [diff] [blame] | 3192 | std::pair<ObjCProtocolDecl *, SourceLocation> P |
| 3193 | = getCursorObjCProtocolRef(C); |
Ted Kremenek | a297de2 | 2010-01-25 22:34:44 +0000 | [diff] [blame] | 3194 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); |
Douglas Gregor | f46034a | 2010-01-18 23:41:10 +0000 | [diff] [blame] | 3195 | } |
| 3196 | |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3197 | case CXCursor_ObjCClassRef: { |
Douglas Gregor | f46034a | 2010-01-18 23:41:10 +0000 | [diff] [blame] | 3198 | std::pair<ObjCInterfaceDecl *, SourceLocation> P |
| 3199 | = getCursorObjCClassRef(C); |
Ted Kremenek | a297de2 | 2010-01-25 22:34:44 +0000 | [diff] [blame] | 3200 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); |
Douglas Gregor | f46034a | 2010-01-18 23:41:10 +0000 | [diff] [blame] | 3201 | } |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 3202 | |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3203 | case CXCursor_TypeRef: { |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 3204 | std::pair<TypeDecl *, SourceLocation> P = getCursorTypeRef(C); |
Ted Kremenek | a297de2 | 2010-01-25 22:34:44 +0000 | [diff] [blame] | 3205 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 3206 | } |
Douglas Gregor | 0b36e61 | 2010-08-31 20:37:03 +0000 | [diff] [blame] | 3207 | |
| 3208 | case CXCursor_TemplateRef: { |
| 3209 | std::pair<TemplateDecl *, SourceLocation> P = getCursorTemplateRef(C); |
| 3210 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); |
| 3211 | } |
| 3212 | |
Douglas Gregor | 6931900 | 2010-08-31 23:48:11 +0000 | [diff] [blame] | 3213 | case CXCursor_NamespaceRef: { |
| 3214 | std::pair<NamedDecl *, SourceLocation> P = getCursorNamespaceRef(C); |
| 3215 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); |
| 3216 | } |
| 3217 | |
Douglas Gregor | a67e03f | 2010-09-09 21:42:20 +0000 | [diff] [blame] | 3218 | case CXCursor_MemberRef: { |
| 3219 | std::pair<FieldDecl *, SourceLocation> P = getCursorMemberRef(C); |
| 3220 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); |
| 3221 | } |
| 3222 | |
Ted Kremenek | 3064ef9 | 2010-08-27 21:34:58 +0000 | [diff] [blame] | 3223 | case CXCursor_CXXBaseSpecifier: { |
Douglas Gregor | 1b0f7af | 2010-10-02 19:51:13 +0000 | [diff] [blame] | 3224 | CXXBaseSpecifier *BaseSpec = getCursorCXXBaseSpecifier(C); |
| 3225 | if (!BaseSpec) |
| 3226 | return clang_getNullLocation(); |
| 3227 | |
| 3228 | if (TypeSourceInfo *TSInfo = BaseSpec->getTypeSourceInfo()) |
| 3229 | return cxloc::translateSourceLocation(getCursorContext(C), |
| 3230 | TSInfo->getTypeLoc().getBeginLoc()); |
| 3231 | |
| 3232 | return cxloc::translateSourceLocation(getCursorContext(C), |
| 3233 | BaseSpec->getSourceRange().getBegin()); |
Ted Kremenek | 3064ef9 | 2010-08-27 21:34:58 +0000 | [diff] [blame] | 3234 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3235 | |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 3236 | case CXCursor_LabelRef: { |
| 3237 | std::pair<LabelStmt *, SourceLocation> P = getCursorLabelRef(C); |
| 3238 | return cxloc::translateSourceLocation(getCursorContext(C), P.second); |
| 3239 | } |
| 3240 | |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3241 | case CXCursor_OverloadedDeclRef: |
| 3242 | return cxloc::translateSourceLocation(getCursorContext(C), |
| 3243 | getCursorOverloadedDeclRef(C).second); |
| 3244 | |
Douglas Gregor | f46034a | 2010-01-18 23:41:10 +0000 | [diff] [blame] | 3245 | default: |
| 3246 | // FIXME: Need a way to enumerate all non-reference cases. |
| 3247 | llvm_unreachable("Missed a reference kind"); |
| 3248 | } |
Douglas Gregor | 98258af | 2010-01-18 22:46:11 +0000 | [diff] [blame] | 3249 | } |
Douglas Gregor | 97b9872 | 2010-01-19 23:20:36 +0000 | [diff] [blame] | 3250 | |
| 3251 | if (clang_isExpression(C.kind)) |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3252 | return cxloc::translateSourceLocation(getCursorContext(C), |
Douglas Gregor | 97b9872 | 2010-01-19 23:20:36 +0000 | [diff] [blame] | 3253 | getLocationFromExpr(getCursorExpr(C))); |
| 3254 | |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 3255 | if (clang_isStatement(C.kind)) |
| 3256 | return cxloc::translateSourceLocation(getCursorContext(C), |
| 3257 | getCursorStmt(C)->getLocStart()); |
| 3258 | |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 3259 | if (C.kind == CXCursor_PreprocessingDirective) { |
| 3260 | SourceLocation L = cxcursor::getCursorPreprocessingDirective(C).getBegin(); |
| 3261 | return cxloc::translateSourceLocation(getCursorContext(C), L); |
| 3262 | } |
Douglas Gregor | 4807231 | 2010-03-18 15:23:44 +0000 | [diff] [blame] | 3263 | |
| 3264 | if (C.kind == CXCursor_MacroInstantiation) { |
Douglas Gregor | 4ae8f29 | 2010-03-18 17:52:52 +0000 | [diff] [blame] | 3265 | SourceLocation L |
| 3266 | = cxcursor::getCursorMacroInstantiation(C)->getSourceRange().getBegin(); |
Douglas Gregor | 4807231 | 2010-03-18 15:23:44 +0000 | [diff] [blame] | 3267 | return cxloc::translateSourceLocation(getCursorContext(C), L); |
| 3268 | } |
Douglas Gregor | 572feb2 | 2010-03-18 18:04:21 +0000 | [diff] [blame] | 3269 | |
| 3270 | if (C.kind == CXCursor_MacroDefinition) { |
| 3271 | SourceLocation L = cxcursor::getCursorMacroDefinition(C)->getLocation(); |
| 3272 | return cxloc::translateSourceLocation(getCursorContext(C), L); |
| 3273 | } |
Douglas Gregor | ecdcb88 | 2010-10-20 22:00:55 +0000 | [diff] [blame] | 3274 | |
| 3275 | if (C.kind == CXCursor_InclusionDirective) { |
| 3276 | SourceLocation L |
| 3277 | = cxcursor::getCursorInclusionDirective(C)->getSourceRange().getBegin(); |
| 3278 | return cxloc::translateSourceLocation(getCursorContext(C), L); |
| 3279 | } |
| 3280 | |
Ted Kremenek | 9a700d2 | 2010-05-12 06:16:13 +0000 | [diff] [blame] | 3281 | if (C.kind < CXCursor_FirstDecl || C.kind > CXCursor_LastDecl) |
Douglas Gregor | 5352ac0 | 2010-01-28 00:27:43 +0000 | [diff] [blame] | 3282 | return clang_getNullLocation(); |
Douglas Gregor | 98258af | 2010-01-18 22:46:11 +0000 | [diff] [blame] | 3283 | |
Douglas Gregor | f46034a | 2010-01-18 23:41:10 +0000 | [diff] [blame] | 3284 | Decl *D = getCursorDecl(C); |
Douglas Gregor | f46034a | 2010-01-18 23:41:10 +0000 | [diff] [blame] | 3285 | SourceLocation Loc = D->getLocation(); |
| 3286 | if (ObjCInterfaceDecl *Class = dyn_cast<ObjCInterfaceDecl>(D)) |
| 3287 | Loc = Class->getClassLoc(); |
Ted Kremenek | 007a7c9 | 2010-11-01 23:26:51 +0000 | [diff] [blame] | 3288 | // FIXME: Multiple variables declared in a single declaration |
| 3289 | // currently lack the information needed to correctly determine their |
| 3290 | // ranges when accounting for the type-specifier. We use context |
| 3291 | // stored in the CXCursor to determine if the VarDecl is in a DeclGroup, |
| 3292 | // and if so, whether it is the first decl. |
| 3293 | if (VarDecl *VD = dyn_cast<VarDecl>(D)) { |
| 3294 | if (!cxcursor::isFirstInDeclGroup(C)) |
| 3295 | Loc = VD->getLocation(); |
| 3296 | } |
| 3297 | |
Douglas Gregor | 2ca54fe | 2010-03-22 15:53:50 +0000 | [diff] [blame] | 3298 | return cxloc::translateSourceLocation(getCursorContext(C), Loc); |
Douglas Gregor | 98258af | 2010-01-18 22:46:11 +0000 | [diff] [blame] | 3299 | } |
Douglas Gregor | a7bde20 | 2010-01-19 00:34:46 +0000 | [diff] [blame] | 3300 | |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3301 | } // end extern "C" |
| 3302 | |
| 3303 | static SourceRange getRawCursorExtent(CXCursor C) { |
Douglas Gregor | a7bde20 | 2010-01-19 00:34:46 +0000 | [diff] [blame] | 3304 | if (clang_isReference(C.kind)) { |
| 3305 | switch (C.kind) { |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3306 | case CXCursor_ObjCSuperClassRef: |
| 3307 | return getCursorObjCSuperClassRef(C).second; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3308 | |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3309 | case CXCursor_ObjCProtocolRef: |
| 3310 | return getCursorObjCProtocolRef(C).second; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3311 | |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3312 | case CXCursor_ObjCClassRef: |
| 3313 | return getCursorObjCClassRef(C).second; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3314 | |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3315 | case CXCursor_TypeRef: |
| 3316 | return getCursorTypeRef(C).second; |
Douglas Gregor | 0b36e61 | 2010-08-31 20:37:03 +0000 | [diff] [blame] | 3317 | |
| 3318 | case CXCursor_TemplateRef: |
| 3319 | return getCursorTemplateRef(C).second; |
| 3320 | |
Douglas Gregor | 6931900 | 2010-08-31 23:48:11 +0000 | [diff] [blame] | 3321 | case CXCursor_NamespaceRef: |
| 3322 | return getCursorNamespaceRef(C).second; |
Douglas Gregor | a67e03f | 2010-09-09 21:42:20 +0000 | [diff] [blame] | 3323 | |
| 3324 | case CXCursor_MemberRef: |
| 3325 | return getCursorMemberRef(C).second; |
| 3326 | |
Ted Kremenek | 3064ef9 | 2010-08-27 21:34:58 +0000 | [diff] [blame] | 3327 | case CXCursor_CXXBaseSpecifier: |
Douglas Gregor | 1b0f7af | 2010-10-02 19:51:13 +0000 | [diff] [blame] | 3328 | return getCursorCXXBaseSpecifier(C)->getSourceRange(); |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 3329 | |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 3330 | case CXCursor_LabelRef: |
| 3331 | return getCursorLabelRef(C).second; |
| 3332 | |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3333 | case CXCursor_OverloadedDeclRef: |
| 3334 | return getCursorOverloadedDeclRef(C).second; |
| 3335 | |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3336 | default: |
| 3337 | // FIXME: Need a way to enumerate all non-reference cases. |
| 3338 | llvm_unreachable("Missed a reference kind"); |
Douglas Gregor | a7bde20 | 2010-01-19 00:34:46 +0000 | [diff] [blame] | 3339 | } |
| 3340 | } |
Douglas Gregor | 97b9872 | 2010-01-19 23:20:36 +0000 | [diff] [blame] | 3341 | |
| 3342 | if (clang_isExpression(C.kind)) |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3343 | return getCursorExpr(C)->getSourceRange(); |
Douglas Gregor | 33e9abd | 2010-01-22 19:49:59 +0000 | [diff] [blame] | 3344 | |
| 3345 | if (clang_isStatement(C.kind)) |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3346 | return getCursorStmt(C)->getSourceRange(); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3347 | |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3348 | if (C.kind == CXCursor_PreprocessingDirective) |
| 3349 | return cxcursor::getCursorPreprocessingDirective(C); |
Douglas Gregor | 4807231 | 2010-03-18 15:23:44 +0000 | [diff] [blame] | 3350 | |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3351 | if (C.kind == CXCursor_MacroInstantiation) |
| 3352 | return cxcursor::getCursorMacroInstantiation(C)->getSourceRange(); |
Douglas Gregor | 572feb2 | 2010-03-18 18:04:21 +0000 | [diff] [blame] | 3353 | |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3354 | if (C.kind == CXCursor_MacroDefinition) |
| 3355 | return cxcursor::getCursorMacroDefinition(C)->getSourceRange(); |
Douglas Gregor | ecdcb88 | 2010-10-20 22:00:55 +0000 | [diff] [blame] | 3356 | |
| 3357 | if (C.kind == CXCursor_InclusionDirective) |
| 3358 | return cxcursor::getCursorInclusionDirective(C)->getSourceRange(); |
| 3359 | |
Ted Kremenek | 007a7c9 | 2010-11-01 23:26:51 +0000 | [diff] [blame] | 3360 | if (C.kind >= CXCursor_FirstDecl && C.kind <= CXCursor_LastDecl) { |
| 3361 | Decl *D = cxcursor::getCursorDecl(C); |
| 3362 | SourceRange R = D->getSourceRange(); |
| 3363 | // FIXME: Multiple variables declared in a single declaration |
| 3364 | // currently lack the information needed to correctly determine their |
| 3365 | // ranges when accounting for the type-specifier. We use context |
| 3366 | // stored in the CXCursor to determine if the VarDecl is in a DeclGroup, |
| 3367 | // and if so, whether it is the first decl. |
| 3368 | if (VarDecl *VD = dyn_cast<VarDecl>(D)) { |
| 3369 | if (!cxcursor::isFirstInDeclGroup(C)) |
| 3370 | R.setBegin(VD->getLocation()); |
| 3371 | } |
| 3372 | return R; |
| 3373 | } |
Douglas Gregor | ecdcb88 | 2010-10-20 22:00:55 +0000 | [diff] [blame] | 3374 | return SourceRange();} |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3375 | |
| 3376 | extern "C" { |
| 3377 | |
| 3378 | CXSourceRange clang_getCursorExtent(CXCursor C) { |
| 3379 | SourceRange R = getRawCursorExtent(C); |
| 3380 | if (R.isInvalid()) |
Douglas Gregor | 5352ac0 | 2010-01-28 00:27:43 +0000 | [diff] [blame] | 3381 | return clang_getNullRange(); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3382 | |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 3383 | return cxloc::translateSourceRange(getCursorContext(C), R); |
Douglas Gregor | a7bde20 | 2010-01-19 00:34:46 +0000 | [diff] [blame] | 3384 | } |
Douglas Gregor | c5d1e93 | 2010-01-19 01:20:04 +0000 | [diff] [blame] | 3385 | |
| 3386 | CXCursor clang_getCursorReferenced(CXCursor C) { |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3387 | if (clang_isInvalid(C.kind)) |
| 3388 | return clang_getNullCursor(); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3389 | |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3390 | ASTUnit *CXXUnit = getCursorASTUnit(C); |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3391 | if (clang_isDeclaration(C.kind)) { |
| 3392 | Decl *D = getCursorDecl(C); |
| 3393 | if (UsingDecl *Using = dyn_cast<UsingDecl>(D)) |
| 3394 | return MakeCursorOverloadedDeclRef(Using, D->getLocation(), CXXUnit); |
| 3395 | if (ObjCClassDecl *Classes = dyn_cast<ObjCClassDecl>(D)) |
| 3396 | return MakeCursorOverloadedDeclRef(Classes, D->getLocation(), CXXUnit); |
| 3397 | if (ObjCForwardProtocolDecl *Protocols |
| 3398 | = dyn_cast<ObjCForwardProtocolDecl>(D)) |
| 3399 | return MakeCursorOverloadedDeclRef(Protocols, D->getLocation(), CXXUnit); |
| 3400 | |
Douglas Gregor | c5d1e93 | 2010-01-19 01:20:04 +0000 | [diff] [blame] | 3401 | return C; |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3402 | } |
| 3403 | |
Douglas Gregor | 97b9872 | 2010-01-19 23:20:36 +0000 | [diff] [blame] | 3404 | if (clang_isExpression(C.kind)) { |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3405 | Expr *E = getCursorExpr(C); |
| 3406 | Decl *D = getDeclFromExpr(E); |
Douglas Gregor | 97b9872 | 2010-01-19 23:20:36 +0000 | [diff] [blame] | 3407 | if (D) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3408 | return MakeCXCursor(D, CXXUnit); |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3409 | |
| 3410 | if (OverloadExpr *Ovl = dyn_cast_or_null<OverloadExpr>(E)) |
| 3411 | return MakeCursorOverloadedDeclRef(Ovl, CXXUnit); |
| 3412 | |
Douglas Gregor | 97b9872 | 2010-01-19 23:20:36 +0000 | [diff] [blame] | 3413 | return clang_getNullCursor(); |
| 3414 | } |
| 3415 | |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 3416 | if (clang_isStatement(C.kind)) { |
| 3417 | Stmt *S = getCursorStmt(C); |
| 3418 | if (GotoStmt *Goto = dyn_cast_or_null<GotoStmt>(S)) |
| 3419 | return MakeCXCursor(Goto->getLabel(), getCursorDecl(C), |
| 3420 | getCursorASTUnit(C)); |
| 3421 | |
| 3422 | return clang_getNullCursor(); |
| 3423 | } |
| 3424 | |
Douglas Gregor | bf7efa2 | 2010-03-18 18:23:03 +0000 | [diff] [blame] | 3425 | if (C.kind == CXCursor_MacroInstantiation) { |
| 3426 | if (MacroDefinition *Def = getCursorMacroInstantiation(C)->getDefinition()) |
| 3427 | return MakeMacroDefinitionCursor(Def, CXXUnit); |
| 3428 | } |
| 3429 | |
Douglas Gregor | c5d1e93 | 2010-01-19 01:20:04 +0000 | [diff] [blame] | 3430 | if (!clang_isReference(C.kind)) |
| 3431 | return clang_getNullCursor(); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3432 | |
Douglas Gregor | c5d1e93 | 2010-01-19 01:20:04 +0000 | [diff] [blame] | 3433 | switch (C.kind) { |
| 3434 | case CXCursor_ObjCSuperClassRef: |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3435 | return MakeCXCursor(getCursorObjCSuperClassRef(C).first, CXXUnit); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3436 | |
| 3437 | case CXCursor_ObjCProtocolRef: { |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3438 | return MakeCXCursor(getCursorObjCProtocolRef(C).first, CXXUnit); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3439 | |
| 3440 | case CXCursor_ObjCClassRef: |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3441 | return MakeCXCursor(getCursorObjCClassRef(C).first, CXXUnit); |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 3442 | |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3443 | case CXCursor_TypeRef: |
Douglas Gregor | 7d0d40e | 2010-01-21 16:28:34 +0000 | [diff] [blame] | 3444 | return MakeCXCursor(getCursorTypeRef(C).first, CXXUnit); |
Douglas Gregor | 0b36e61 | 2010-08-31 20:37:03 +0000 | [diff] [blame] | 3445 | |
| 3446 | case CXCursor_TemplateRef: |
| 3447 | return MakeCXCursor(getCursorTemplateRef(C).first, CXXUnit); |
| 3448 | |
Douglas Gregor | 6931900 | 2010-08-31 23:48:11 +0000 | [diff] [blame] | 3449 | case CXCursor_NamespaceRef: |
| 3450 | return MakeCXCursor(getCursorNamespaceRef(C).first, CXXUnit); |
| 3451 | |
Douglas Gregor | a67e03f | 2010-09-09 21:42:20 +0000 | [diff] [blame] | 3452 | case CXCursor_MemberRef: |
| 3453 | return MakeCXCursor(getCursorMemberRef(C).first, CXXUnit); |
| 3454 | |
Ted Kremenek | 3064ef9 | 2010-08-27 21:34:58 +0000 | [diff] [blame] | 3455 | case CXCursor_CXXBaseSpecifier: { |
| 3456 | CXXBaseSpecifier *B = cxcursor::getCursorCXXBaseSpecifier(C); |
| 3457 | return clang_getTypeDeclaration(cxtype::MakeCXType(B->getType(), |
| 3458 | CXXUnit)); |
| 3459 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3460 | |
Douglas Gregor | 36897b0 | 2010-09-10 00:22:18 +0000 | [diff] [blame] | 3461 | case CXCursor_LabelRef: |
| 3462 | // FIXME: We end up faking the "parent" declaration here because we |
| 3463 | // don't want to make CXCursor larger. |
| 3464 | return MakeCXCursor(getCursorLabelRef(C).first, |
| 3465 | CXXUnit->getASTContext().getTranslationUnitDecl(), |
| 3466 | CXXUnit); |
| 3467 | |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3468 | case CXCursor_OverloadedDeclRef: |
| 3469 | return C; |
| 3470 | |
Douglas Gregor | c5d1e93 | 2010-01-19 01:20:04 +0000 | [diff] [blame] | 3471 | default: |
| 3472 | // We would prefer to enumerate all non-reference cursor kinds here. |
| 3473 | llvm_unreachable("Unhandled reference cursor kind"); |
| 3474 | break; |
| 3475 | } |
| 3476 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3477 | |
Douglas Gregor | c5d1e93 | 2010-01-19 01:20:04 +0000 | [diff] [blame] | 3478 | return clang_getNullCursor(); |
| 3479 | } |
| 3480 | |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3481 | CXCursor clang_getCursorDefinition(CXCursor C) { |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3482 | if (clang_isInvalid(C.kind)) |
| 3483 | return clang_getNullCursor(); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3484 | |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3485 | ASTUnit *CXXUnit = getCursorASTUnit(C); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3486 | |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3487 | bool WasReference = false; |
Douglas Gregor | 97b9872 | 2010-01-19 23:20:36 +0000 | [diff] [blame] | 3488 | if (clang_isReference(C.kind) || clang_isExpression(C.kind)) { |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3489 | C = clang_getCursorReferenced(C); |
| 3490 | WasReference = true; |
| 3491 | } |
| 3492 | |
Douglas Gregor | bf7efa2 | 2010-03-18 18:23:03 +0000 | [diff] [blame] | 3493 | if (C.kind == CXCursor_MacroInstantiation) |
| 3494 | return clang_getCursorReferenced(C); |
| 3495 | |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3496 | if (!clang_isDeclaration(C.kind)) |
| 3497 | return clang_getNullCursor(); |
| 3498 | |
| 3499 | Decl *D = getCursorDecl(C); |
| 3500 | if (!D) |
| 3501 | return clang_getNullCursor(); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3502 | |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3503 | switch (D->getKind()) { |
| 3504 | // Declaration kinds that don't really separate the notions of |
| 3505 | // declaration and definition. |
| 3506 | case Decl::Namespace: |
| 3507 | case Decl::Typedef: |
| 3508 | case Decl::TemplateTypeParm: |
| 3509 | case Decl::EnumConstant: |
| 3510 | case Decl::Field: |
| 3511 | case Decl::ObjCIvar: |
| 3512 | case Decl::ObjCAtDefsField: |
| 3513 | case Decl::ImplicitParam: |
| 3514 | case Decl::ParmVar: |
| 3515 | case Decl::NonTypeTemplateParm: |
| 3516 | case Decl::TemplateTemplateParm: |
| 3517 | case Decl::ObjCCategoryImpl: |
| 3518 | case Decl::ObjCImplementation: |
Abramo Bagnara | 6206d53 | 2010-06-05 05:09:32 +0000 | [diff] [blame] | 3519 | case Decl::AccessSpec: |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3520 | case Decl::LinkageSpec: |
| 3521 | case Decl::ObjCPropertyImpl: |
| 3522 | case Decl::FileScopeAsm: |
| 3523 | case Decl::StaticAssert: |
| 3524 | case Decl::Block: |
| 3525 | return C; |
| 3526 | |
| 3527 | // Declaration kinds that don't make any sense here, but are |
| 3528 | // nonetheless harmless. |
| 3529 | case Decl::TranslationUnit: |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3530 | break; |
| 3531 | |
| 3532 | // Declaration kinds for which the definition is not resolvable. |
| 3533 | case Decl::UnresolvedUsingTypename: |
| 3534 | case Decl::UnresolvedUsingValue: |
| 3535 | break; |
| 3536 | |
| 3537 | case Decl::UsingDirective: |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3538 | return MakeCXCursor(cast<UsingDirectiveDecl>(D)->getNominatedNamespace(), |
| 3539 | CXXUnit); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3540 | |
| 3541 | case Decl::NamespaceAlias: |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3542 | return MakeCXCursor(cast<NamespaceAliasDecl>(D)->getNamespace(), CXXUnit); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3543 | |
| 3544 | case Decl::Enum: |
| 3545 | case Decl::Record: |
| 3546 | case Decl::CXXRecord: |
| 3547 | case Decl::ClassTemplateSpecialization: |
| 3548 | case Decl::ClassTemplatePartialSpecialization: |
Douglas Gregor | 952b017 | 2010-02-11 01:04:33 +0000 | [diff] [blame] | 3549 | if (TagDecl *Def = cast<TagDecl>(D)->getDefinition()) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3550 | return MakeCXCursor(Def, CXXUnit); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3551 | return clang_getNullCursor(); |
| 3552 | |
| 3553 | case Decl::Function: |
| 3554 | case Decl::CXXMethod: |
| 3555 | case Decl::CXXConstructor: |
| 3556 | case Decl::CXXDestructor: |
| 3557 | case Decl::CXXConversion: { |
| 3558 | const FunctionDecl *Def = 0; |
| 3559 | if (cast<FunctionDecl>(D)->getBody(Def)) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3560 | return MakeCXCursor(const_cast<FunctionDecl *>(Def), CXXUnit); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3561 | return clang_getNullCursor(); |
| 3562 | } |
| 3563 | |
| 3564 | case Decl::Var: { |
Sebastian Redl | 31310a2 | 2010-02-01 20:16:42 +0000 | [diff] [blame] | 3565 | // Ask the variable if it has a definition. |
| 3566 | if (VarDecl *Def = cast<VarDecl>(D)->getDefinition()) |
| 3567 | return MakeCXCursor(Def, CXXUnit); |
| 3568 | return clang_getNullCursor(); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3569 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3570 | |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3571 | case Decl::FunctionTemplate: { |
| 3572 | const FunctionDecl *Def = 0; |
| 3573 | if (cast<FunctionTemplateDecl>(D)->getTemplatedDecl()->getBody(Def)) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3574 | return MakeCXCursor(Def->getDescribedFunctionTemplate(), CXXUnit); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3575 | return clang_getNullCursor(); |
| 3576 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3577 | |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3578 | case Decl::ClassTemplate: { |
| 3579 | if (RecordDecl *Def = cast<ClassTemplateDecl>(D)->getTemplatedDecl() |
Douglas Gregor | 952b017 | 2010-02-11 01:04:33 +0000 | [diff] [blame] | 3580 | ->getDefinition()) |
Douglas Gregor | 0b36e61 | 2010-08-31 20:37:03 +0000 | [diff] [blame] | 3581 | return MakeCXCursor(cast<CXXRecordDecl>(Def)->getDescribedClassTemplate(), |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3582 | CXXUnit); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3583 | return clang_getNullCursor(); |
| 3584 | } |
| 3585 | |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3586 | case Decl::Using: |
| 3587 | return MakeCursorOverloadedDeclRef(cast<UsingDecl>(D), |
| 3588 | D->getLocation(), CXXUnit); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3589 | |
| 3590 | case Decl::UsingShadow: |
| 3591 | return clang_getCursorDefinition( |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3592 | MakeCXCursor(cast<UsingShadowDecl>(D)->getTargetDecl(), |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3593 | CXXUnit)); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3594 | |
| 3595 | case Decl::ObjCMethod: { |
| 3596 | ObjCMethodDecl *Method = cast<ObjCMethodDecl>(D); |
| 3597 | if (Method->isThisDeclarationADefinition()) |
| 3598 | return C; |
| 3599 | |
| 3600 | // Dig out the method definition in the associated |
| 3601 | // @implementation, if we have it. |
| 3602 | // FIXME: The ASTs should make finding the definition easier. |
| 3603 | if (ObjCInterfaceDecl *Class |
| 3604 | = dyn_cast<ObjCInterfaceDecl>(Method->getDeclContext())) |
| 3605 | if (ObjCImplementationDecl *ClassImpl = Class->getImplementation()) |
| 3606 | if (ObjCMethodDecl *Def = ClassImpl->getMethod(Method->getSelector(), |
| 3607 | Method->isInstanceMethod())) |
| 3608 | if (Def->isThisDeclarationADefinition()) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3609 | return MakeCXCursor(Def, CXXUnit); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3610 | |
| 3611 | return clang_getNullCursor(); |
| 3612 | } |
| 3613 | |
| 3614 | case Decl::ObjCCategory: |
| 3615 | if (ObjCCategoryImplDecl *Impl |
| 3616 | = cast<ObjCCategoryDecl>(D)->getImplementation()) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3617 | return MakeCXCursor(Impl, CXXUnit); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3618 | return clang_getNullCursor(); |
| 3619 | |
| 3620 | case Decl::ObjCProtocol: |
| 3621 | if (!cast<ObjCProtocolDecl>(D)->isForwardDecl()) |
| 3622 | return C; |
| 3623 | return clang_getNullCursor(); |
| 3624 | |
| 3625 | case Decl::ObjCInterface: |
| 3626 | // There are two notions of a "definition" for an Objective-C |
| 3627 | // class: the interface and its implementation. When we resolved a |
| 3628 | // reference to an Objective-C class, produce the @interface as |
| 3629 | // the definition; when we were provided with the interface, |
| 3630 | // produce the @implementation as the definition. |
| 3631 | if (WasReference) { |
| 3632 | if (!cast<ObjCInterfaceDecl>(D)->isForwardDecl()) |
| 3633 | return C; |
| 3634 | } else if (ObjCImplementationDecl *Impl |
| 3635 | = cast<ObjCInterfaceDecl>(D)->getImplementation()) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3636 | return MakeCXCursor(Impl, CXXUnit); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3637 | return clang_getNullCursor(); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3638 | |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3639 | case Decl::ObjCProperty: |
| 3640 | // FIXME: We don't really know where to find the |
| 3641 | // ObjCPropertyImplDecls that implement this property. |
| 3642 | return clang_getNullCursor(); |
| 3643 | |
| 3644 | case Decl::ObjCCompatibleAlias: |
| 3645 | if (ObjCInterfaceDecl *Class |
| 3646 | = cast<ObjCCompatibleAliasDecl>(D)->getClassInterface()) |
| 3647 | if (!Class->isForwardDecl()) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3648 | return MakeCXCursor(Class, CXXUnit); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3649 | |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3650 | return clang_getNullCursor(); |
| 3651 | |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3652 | case Decl::ObjCForwardProtocol: |
| 3653 | return MakeCursorOverloadedDeclRef(cast<ObjCForwardProtocolDecl>(D), |
| 3654 | D->getLocation(), CXXUnit); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3655 | |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3656 | case Decl::ObjCClass: |
Daniel Dunbar | 9e1ebdd | 2010-11-05 07:19:21 +0000 | [diff] [blame] | 3657 | return MakeCursorOverloadedDeclRef(cast<ObjCClassDecl>(D), D->getLocation(), |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3658 | CXXUnit); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3659 | |
| 3660 | case Decl::Friend: |
| 3661 | if (NamedDecl *Friend = cast<FriendDecl>(D)->getFriendDecl()) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3662 | return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3663 | return clang_getNullCursor(); |
| 3664 | |
| 3665 | case Decl::FriendTemplate: |
| 3666 | if (NamedDecl *Friend = cast<FriendTemplateDecl>(D)->getFriendDecl()) |
Douglas Gregor | b2cd487 | 2010-01-20 23:57:43 +0000 | [diff] [blame] | 3667 | return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); |
Douglas Gregor | b699866 | 2010-01-19 19:34:47 +0000 | [diff] [blame] | 3668 | return clang_getNullCursor(); |
| 3669 | } |
| 3670 | |
| 3671 | return clang_getNullCursor(); |
| 3672 | } |
| 3673 | |
| 3674 | unsigned clang_isCursorDefinition(CXCursor C) { |
| 3675 | if (!clang_isDeclaration(C.kind)) |
| 3676 | return 0; |
| 3677 | |
| 3678 | return clang_getCursorDefinition(C) == C; |
| 3679 | } |
| 3680 | |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3681 | unsigned clang_getNumOverloadedDecls(CXCursor C) { |
Douglas Gregor | 7c432dd | 2010-09-16 13:54:00 +0000 | [diff] [blame] | 3682 | if (C.kind != CXCursor_OverloadedDeclRef) |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3683 | return 0; |
| 3684 | |
| 3685 | OverloadedDeclRefStorage Storage = getCursorOverloadedDeclRef(C).first; |
| 3686 | if (OverloadExpr *E = Storage.dyn_cast<OverloadExpr *>()) |
| 3687 | return E->getNumDecls(); |
| 3688 | |
| 3689 | if (OverloadedTemplateStorage *S |
| 3690 | = Storage.dyn_cast<OverloadedTemplateStorage*>()) |
| 3691 | return S->size(); |
| 3692 | |
| 3693 | Decl *D = Storage.get<Decl*>(); |
| 3694 | if (UsingDecl *Using = dyn_cast<UsingDecl>(D)) |
Argyrios Kyrtzidis | 826faa2 | 2010-11-10 05:40:41 +0000 | [diff] [blame] | 3695 | return Using->shadow_size(); |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3696 | if (ObjCClassDecl *Classes = dyn_cast<ObjCClassDecl>(D)) |
| 3697 | return Classes->size(); |
| 3698 | if (ObjCForwardProtocolDecl *Protocols =dyn_cast<ObjCForwardProtocolDecl>(D)) |
| 3699 | return Protocols->protocol_size(); |
| 3700 | |
| 3701 | return 0; |
| 3702 | } |
| 3703 | |
| 3704 | CXCursor clang_getOverloadedDecl(CXCursor cursor, unsigned index) { |
Douglas Gregor | 7c432dd | 2010-09-16 13:54:00 +0000 | [diff] [blame] | 3705 | if (cursor.kind != CXCursor_OverloadedDeclRef) |
Douglas Gregor | 1f60d9e | 2010-09-13 22:52:57 +0000 | [diff] [blame] | 3706 | return clang_getNullCursor(); |
| 3707 | |
| 3708 | if (index >= clang_getNumOverloadedDecls(cursor)) |
| 3709 | return clang_getNullCursor(); |
| 3710 | |
| 3711 | ASTUnit *Unit = getCursorASTUnit(cursor); |
| 3712 | OverloadedDeclRefStorage Storage = getCursorOverloadedDeclRef(cursor).first; |
| 3713 | if (OverloadExpr *E = Storage.dyn_cast<OverloadExpr *>()) |
| 3714 | return MakeCXCursor(E->decls_begin()[index], Unit); |
| 3715 | |
| 3716 | if (OverloadedTemplateStorage *S |
| 3717 | = Storage.dyn_cast<OverloadedTemplateStorage*>()) |
| 3718 | return MakeCXCursor(S->begin()[index], Unit); |
| 3719 | |
| 3720 | Decl *D = Storage.get<Decl*>(); |
| 3721 | if (UsingDecl *Using = dyn_cast<UsingDecl>(D)) { |
| 3722 | // FIXME: This is, unfortunately, linear time. |
| 3723 | UsingDecl::shadow_iterator Pos = Using->shadow_begin(); |
| 3724 | std::advance(Pos, index); |
| 3725 | return MakeCXCursor(cast<UsingShadowDecl>(*Pos)->getTargetDecl(), Unit); |
| 3726 | } |
| 3727 | |
| 3728 | if (ObjCClassDecl *Classes = dyn_cast<ObjCClassDecl>(D)) |
| 3729 | return MakeCXCursor(Classes->begin()[index].getInterface(), Unit); |
| 3730 | |
| 3731 | if (ObjCForwardProtocolDecl *Protocols = dyn_cast<ObjCForwardProtocolDecl>(D)) |
| 3732 | return MakeCXCursor(Protocols->protocol_begin()[index], Unit); |
| 3733 | |
| 3734 | return clang_getNullCursor(); |
| 3735 | } |
| 3736 | |
Daniel Dunbar | 0d7dd22 | 2009-11-30 20:42:43 +0000 | [diff] [blame] | 3737 | void clang_getDefinitionSpellingAndExtent(CXCursor C, |
Steve Naroff | 4ade6d6 | 2009-09-23 17:52:52 +0000 | [diff] [blame] | 3738 | const char **startBuf, |
| 3739 | const char **endBuf, |
| 3740 | unsigned *startLine, |
| 3741 | unsigned *startColumn, |
| 3742 | unsigned *endLine, |
Daniel Dunbar | 9ebfa31 | 2009-12-01 03:14:51 +0000 | [diff] [blame] | 3743 | unsigned *endColumn) { |
Douglas Gregor | 283cae3 | 2010-01-15 21:56:13 +0000 | [diff] [blame] | 3744 | assert(getCursorDecl(C) && "CXCursor has null decl"); |
| 3745 | NamedDecl *ND = static_cast<NamedDecl *>(getCursorDecl(C)); |
Steve Naroff | 4ade6d6 | 2009-09-23 17:52:52 +0000 | [diff] [blame] | 3746 | FunctionDecl *FD = dyn_cast<FunctionDecl>(ND); |
| 3747 | CompoundStmt *Body = dyn_cast<CompoundStmt>(FD->getBody()); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3748 | |
Steve Naroff | 4ade6d6 | 2009-09-23 17:52:52 +0000 | [diff] [blame] | 3749 | SourceManager &SM = FD->getASTContext().getSourceManager(); |
| 3750 | *startBuf = SM.getCharacterData(Body->getLBracLoc()); |
| 3751 | *endBuf = SM.getCharacterData(Body->getRBracLoc()); |
| 3752 | *startLine = SM.getSpellingLineNumber(Body->getLBracLoc()); |
| 3753 | *startColumn = SM.getSpellingColumnNumber(Body->getLBracLoc()); |
| 3754 | *endLine = SM.getSpellingLineNumber(Body->getRBracLoc()); |
| 3755 | *endColumn = SM.getSpellingColumnNumber(Body->getRBracLoc()); |
| 3756 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3757 | |
Douglas Gregor | 0a812cf | 2010-02-18 23:07:20 +0000 | [diff] [blame] | 3758 | void clang_enableStackTraces(void) { |
| 3759 | llvm::sys::PrintStackTraceOnErrorSignal(); |
| 3760 | } |
| 3761 | |
Daniel Dunbar | 995aaf9 | 2010-11-04 01:26:29 +0000 | [diff] [blame] | 3762 | void clang_executeOnThread(void (*fn)(void*), void *user_data, |
| 3763 | unsigned stack_size) { |
| 3764 | llvm::llvm_execute_on_thread(fn, user_data, stack_size); |
| 3765 | } |
| 3766 | |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 3767 | } // end: extern "C" |
Steve Naroff | 4ade6d6 | 2009-09-23 17:52:52 +0000 | [diff] [blame] | 3768 | |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 3769 | //===----------------------------------------------------------------------===// |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3770 | // Token-based Operations. |
| 3771 | //===----------------------------------------------------------------------===// |
| 3772 | |
| 3773 | /* CXToken layout: |
| 3774 | * int_data[0]: a CXTokenKind |
| 3775 | * int_data[1]: starting token location |
| 3776 | * int_data[2]: token length |
| 3777 | * int_data[3]: reserved |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3778 | * ptr_data: for identifiers and keywords, an IdentifierInfo*. |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3779 | * otherwise unused. |
| 3780 | */ |
| 3781 | extern "C" { |
| 3782 | |
| 3783 | CXTokenKind clang_getTokenKind(CXToken CXTok) { |
| 3784 | return static_cast<CXTokenKind>(CXTok.int_data[0]); |
| 3785 | } |
| 3786 | |
| 3787 | CXString clang_getTokenSpelling(CXTranslationUnit TU, CXToken CXTok) { |
| 3788 | switch (clang_getTokenKind(CXTok)) { |
| 3789 | case CXToken_Identifier: |
| 3790 | case CXToken_Keyword: |
| 3791 | // We know we have an IdentifierInfo*, so use that. |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 3792 | return createCXString(static_cast<IdentifierInfo *>(CXTok.ptr_data) |
| 3793 | ->getNameStart()); |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3794 | |
| 3795 | case CXToken_Literal: { |
| 3796 | // We have stashed the starting pointer in the ptr_data field. Use it. |
| 3797 | const char *Text = static_cast<const char *>(CXTok.ptr_data); |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 3798 | return createCXString(llvm::StringRef(Text, CXTok.int_data[2])); |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3799 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3800 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3801 | case CXToken_Punctuation: |
| 3802 | case CXToken_Comment: |
| 3803 | break; |
| 3804 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3805 | |
| 3806 | // We have to find the starting buffer pointer the hard way, by |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3807 | // deconstructing the source location. |
| 3808 | ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); |
| 3809 | if (!CXXUnit) |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 3810 | return createCXString(""); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3811 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3812 | SourceLocation Loc = SourceLocation::getFromRawEncoding(CXTok.int_data[1]); |
| 3813 | std::pair<FileID, unsigned> LocInfo |
| 3814 | = CXXUnit->getSourceManager().getDecomposedLoc(Loc); |
Douglas Gregor | f715ca1 | 2010-03-16 00:06:06 +0000 | [diff] [blame] | 3815 | bool Invalid = false; |
Benjamin Kramer | f6ac97b | 2010-03-16 14:14:31 +0000 | [diff] [blame] | 3816 | llvm::StringRef Buffer |
Douglas Gregor | f715ca1 | 2010-03-16 00:06:06 +0000 | [diff] [blame] | 3817 | = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); |
| 3818 | if (Invalid) |
Douglas Gregor | aea67db | 2010-03-15 22:54:52 +0000 | [diff] [blame] | 3819 | return createCXString(""); |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3820 | |
Benjamin Kramer | f6ac97b | 2010-03-16 14:14:31 +0000 | [diff] [blame] | 3821 | return createCXString(Buffer.substr(LocInfo.second, CXTok.int_data[2])); |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3822 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3823 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3824 | CXSourceLocation clang_getTokenLocation(CXTranslationUnit TU, CXToken CXTok) { |
| 3825 | ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); |
| 3826 | if (!CXXUnit) |
| 3827 | return clang_getNullLocation(); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3828 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3829 | return cxloc::translateSourceLocation(CXXUnit->getASTContext(), |
| 3830 | SourceLocation::getFromRawEncoding(CXTok.int_data[1])); |
| 3831 | } |
| 3832 | |
| 3833 | CXSourceRange clang_getTokenExtent(CXTranslationUnit TU, CXToken CXTok) { |
| 3834 | ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); |
Douglas Gregor | 5352ac0 | 2010-01-28 00:27:43 +0000 | [diff] [blame] | 3835 | if (!CXXUnit) |
| 3836 | return clang_getNullRange(); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3837 | |
| 3838 | return cxloc::translateSourceRange(CXXUnit->getASTContext(), |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3839 | SourceLocation::getFromRawEncoding(CXTok.int_data[1])); |
| 3840 | } |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3841 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3842 | void clang_tokenize(CXTranslationUnit TU, CXSourceRange Range, |
| 3843 | CXToken **Tokens, unsigned *NumTokens) { |
| 3844 | if (Tokens) |
| 3845 | *Tokens = 0; |
| 3846 | if (NumTokens) |
| 3847 | *NumTokens = 0; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3848 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3849 | ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); |
| 3850 | if (!CXXUnit || !Tokens || !NumTokens) |
| 3851 | return; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3852 | |
Douglas Gregor | bdf6062 | 2010-03-05 21:16:25 +0000 | [diff] [blame] | 3853 | ASTUnit::ConcurrencyCheck Check(*CXXUnit); |
| 3854 | |
Daniel Dunbar | 85b988f | 2010-02-14 08:31:57 +0000 | [diff] [blame] | 3855 | SourceRange R = cxloc::translateCXSourceRange(Range); |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3856 | if (R.isInvalid()) |
| 3857 | return; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3858 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3859 | SourceManager &SourceMgr = CXXUnit->getSourceManager(); |
| 3860 | std::pair<FileID, unsigned> BeginLocInfo |
| 3861 | = SourceMgr.getDecomposedLoc(R.getBegin()); |
| 3862 | std::pair<FileID, unsigned> EndLocInfo |
| 3863 | = SourceMgr.getDecomposedLoc(R.getEnd()); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3864 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3865 | // Cannot tokenize across files. |
| 3866 | if (BeginLocInfo.first != EndLocInfo.first) |
| 3867 | return; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3868 | |
| 3869 | // Create a lexer |
Douglas Gregor | f715ca1 | 2010-03-16 00:06:06 +0000 | [diff] [blame] | 3870 | bool Invalid = false; |
Benjamin Kramer | f6ac97b | 2010-03-16 14:14:31 +0000 | [diff] [blame] | 3871 | llvm::StringRef Buffer |
Douglas Gregor | f715ca1 | 2010-03-16 00:06:06 +0000 | [diff] [blame] | 3872 | = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid); |
Douglas Gregor | 47a3fcd | 2010-03-16 20:26:15 +0000 | [diff] [blame] | 3873 | if (Invalid) |
| 3874 | return; |
Douglas Gregor | aea67db | 2010-03-15 22:54:52 +0000 | [diff] [blame] | 3875 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3876 | Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), |
| 3877 | CXXUnit->getASTContext().getLangOptions(), |
Benjamin Kramer | f6ac97b | 2010-03-16 14:14:31 +0000 | [diff] [blame] | 3878 | Buffer.begin(), Buffer.data() + BeginLocInfo.second, Buffer.end()); |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3879 | Lex.SetCommentRetentionState(true); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3880 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3881 | // Lex tokens until we hit the end of the range. |
Benjamin Kramer | f6ac97b | 2010-03-16 14:14:31 +0000 | [diff] [blame] | 3882 | const char *EffectiveBufferEnd = Buffer.data() + EndLocInfo.second; |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3883 | llvm::SmallVector<CXToken, 32> CXTokens; |
| 3884 | Token Tok; |
David Chisnall | 096428b | 2010-10-13 21:44:48 +0000 | [diff] [blame] | 3885 | bool previousWasAt = false; |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3886 | do { |
| 3887 | // Lex the next token |
| 3888 | Lex.LexFromRawLexer(Tok); |
| 3889 | if (Tok.is(tok::eof)) |
| 3890 | break; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3891 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3892 | // Initialize the CXToken. |
| 3893 | CXToken CXTok; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3894 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3895 | // - Common fields |
| 3896 | CXTok.int_data[1] = Tok.getLocation().getRawEncoding(); |
| 3897 | CXTok.int_data[2] = Tok.getLength(); |
| 3898 | CXTok.int_data[3] = 0; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3899 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3900 | // - Kind-specific fields |
| 3901 | if (Tok.isLiteral()) { |
| 3902 | CXTok.int_data[0] = CXToken_Literal; |
| 3903 | CXTok.ptr_data = (void *)Tok.getLiteralData(); |
| 3904 | } else if (Tok.is(tok::identifier)) { |
Douglas Gregor | aea67db | 2010-03-15 22:54:52 +0000 | [diff] [blame] | 3905 | // Lookup the identifier to determine whether we have a keyword. |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3906 | std::pair<FileID, unsigned> LocInfo |
| 3907 | = SourceMgr.getDecomposedLoc(Tok.getLocation()); |
Douglas Gregor | f715ca1 | 2010-03-16 00:06:06 +0000 | [diff] [blame] | 3908 | bool Invalid = false; |
Benjamin Kramer | f6ac97b | 2010-03-16 14:14:31 +0000 | [diff] [blame] | 3909 | llvm::StringRef Buf |
Douglas Gregor | f715ca1 | 2010-03-16 00:06:06 +0000 | [diff] [blame] | 3910 | = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); |
| 3911 | if (Invalid) |
Douglas Gregor | aea67db | 2010-03-15 22:54:52 +0000 | [diff] [blame] | 3912 | return; |
| 3913 | |
Benjamin Kramer | f6ac97b | 2010-03-16 14:14:31 +0000 | [diff] [blame] | 3914 | const char *StartPos = Buf.data() + LocInfo.second; |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3915 | IdentifierInfo *II |
| 3916 | = CXXUnit->getPreprocessor().LookUpIdentifierInfo(Tok, StartPos); |
Ted Kremenek | aa8a66d | 2010-05-05 00:55:20 +0000 | [diff] [blame] | 3917 | |
David Chisnall | 096428b | 2010-10-13 21:44:48 +0000 | [diff] [blame] | 3918 | if ((II->getObjCKeywordID() != tok::objc_not_keyword) && previousWasAt) { |
Ted Kremenek | aa8a66d | 2010-05-05 00:55:20 +0000 | [diff] [blame] | 3919 | CXTok.int_data[0] = CXToken_Keyword; |
| 3920 | } |
| 3921 | else { |
| 3922 | CXTok.int_data[0] = II->getTokenID() == tok::identifier? |
| 3923 | CXToken_Identifier |
| 3924 | : CXToken_Keyword; |
| 3925 | } |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3926 | CXTok.ptr_data = II; |
| 3927 | } else if (Tok.is(tok::comment)) { |
| 3928 | CXTok.int_data[0] = CXToken_Comment; |
| 3929 | CXTok.ptr_data = 0; |
| 3930 | } else { |
| 3931 | CXTok.int_data[0] = CXToken_Punctuation; |
| 3932 | CXTok.ptr_data = 0; |
| 3933 | } |
| 3934 | CXTokens.push_back(CXTok); |
David Chisnall | 096428b | 2010-10-13 21:44:48 +0000 | [diff] [blame] | 3935 | previousWasAt = Tok.is(tok::at); |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3936 | } while (Lex.getBufferLocation() <= EffectiveBufferEnd); |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3937 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3938 | if (CXTokens.empty()) |
| 3939 | return; |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 3940 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 3941 | *Tokens = (CXToken *)malloc(sizeof(CXToken) * CXTokens.size()); |
| 3942 | memmove(*Tokens, CXTokens.data(), sizeof(CXToken) * CXTokens.size()); |
| 3943 | *NumTokens = CXTokens.size(); |
| 3944 | } |
Douglas Gregor | 0045e9f | 2010-01-26 18:31:56 +0000 | [diff] [blame] | 3945 | |
Ted Kremenek | 6db6109 | 2010-05-05 00:55:15 +0000 | [diff] [blame] | 3946 | void clang_disposeTokens(CXTranslationUnit TU, |
| 3947 | CXToken *Tokens, unsigned NumTokens) { |
| 3948 | free(Tokens); |
| 3949 | } |
| 3950 | |
| 3951 | } // end: extern "C" |
| 3952 | |
| 3953 | //===----------------------------------------------------------------------===// |
| 3954 | // Token annotation APIs. |
| 3955 | //===----------------------------------------------------------------------===// |
| 3956 | |
Douglas Gregor | 0045e9f | 2010-01-26 18:31:56 +0000 | [diff] [blame] | 3957 | typedef llvm::DenseMap<unsigned, CXCursor> AnnotateTokensData; |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 3958 | static enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, |
| 3959 | CXCursor parent, |
| 3960 | CXClientData client_data); |
Ted Kremenek | 6db6109 | 2010-05-05 00:55:15 +0000 | [diff] [blame] | 3961 | namespace { |
| 3962 | class AnnotateTokensWorker { |
| 3963 | AnnotateTokensData &Annotated; |
Ted Kremenek | 11949cb | 2010-05-05 00:55:17 +0000 | [diff] [blame] | 3964 | CXToken *Tokens; |
| 3965 | CXCursor *Cursors; |
| 3966 | unsigned NumTokens; |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 3967 | unsigned TokIdx; |
Douglas Gregor | 4419b67 | 2010-10-21 06:10:04 +0000 | [diff] [blame] | 3968 | unsigned PreprocessingTokIdx; |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 3969 | CursorVisitor AnnotateVis; |
| 3970 | SourceManager &SrcMgr; |
| 3971 | |
| 3972 | bool MoreTokens() const { return TokIdx < NumTokens; } |
| 3973 | unsigned NextToken() const { return TokIdx; } |
| 3974 | void AdvanceToken() { ++TokIdx; } |
| 3975 | SourceLocation GetTokenLoc(unsigned tokI) { |
| 3976 | return SourceLocation::getFromRawEncoding(Tokens[tokI].int_data[1]); |
| 3977 | } |
| 3978 | |
Ted Kremenek | 6db6109 | 2010-05-05 00:55:15 +0000 | [diff] [blame] | 3979 | public: |
Ted Kremenek | 11949cb | 2010-05-05 00:55:17 +0000 | [diff] [blame] | 3980 | AnnotateTokensWorker(AnnotateTokensData &annotated, |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 3981 | CXToken *tokens, CXCursor *cursors, unsigned numTokens, |
| 3982 | ASTUnit *CXXUnit, SourceRange RegionOfInterest) |
Ted Kremenek | 11949cb | 2010-05-05 00:55:17 +0000 | [diff] [blame] | 3983 | : Annotated(annotated), Tokens(tokens), Cursors(cursors), |
Douglas Gregor | 4419b67 | 2010-10-21 06:10:04 +0000 | [diff] [blame] | 3984 | NumTokens(numTokens), TokIdx(0), PreprocessingTokIdx(0), |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 3985 | AnnotateVis(CXXUnit, AnnotateTokensVisitor, this, |
| 3986 | Decl::MaxPCHLevel, RegionOfInterest), |
| 3987 | SrcMgr(CXXUnit->getSourceManager()) {} |
Ted Kremenek | 11949cb | 2010-05-05 00:55:17 +0000 | [diff] [blame] | 3988 | |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 3989 | void VisitChildren(CXCursor C) { AnnotateVis.VisitChildren(C); } |
Ted Kremenek | 6db6109 | 2010-05-05 00:55:15 +0000 | [diff] [blame] | 3990 | enum CXChildVisitResult Visit(CXCursor cursor, CXCursor parent); |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 3991 | void AnnotateTokens(CXCursor parent); |
Ted Kremenek | ab97961 | 2010-11-11 08:05:23 +0000 | [diff] [blame] | 3992 | void AnnotateTokens() { |
| 3993 | AnnotateTokens(clang_getTranslationUnitCursor(AnnotateVis.getASTUnit())); |
| 3994 | } |
Ted Kremenek | 6db6109 | 2010-05-05 00:55:15 +0000 | [diff] [blame] | 3995 | }; |
| 3996 | } |
Douglas Gregor | 0045e9f | 2010-01-26 18:31:56 +0000 | [diff] [blame] | 3997 | |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 3998 | void AnnotateTokensWorker::AnnotateTokens(CXCursor parent) { |
| 3999 | // Walk the AST within the region of interest, annotating tokens |
| 4000 | // along the way. |
| 4001 | VisitChildren(parent); |
Ted Kremenek | 11949cb | 2010-05-05 00:55:17 +0000 | [diff] [blame] | 4002 | |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4003 | for (unsigned I = 0 ; I < TokIdx ; ++I) { |
| 4004 | AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); |
Douglas Gregor | 4419b67 | 2010-10-21 06:10:04 +0000 | [diff] [blame] | 4005 | if (Pos != Annotated.end() && |
| 4006 | (clang_isInvalid(Cursors[I].kind) || |
| 4007 | Pos->second.kind != CXCursor_PreprocessingDirective)) |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4008 | Cursors[I] = Pos->second; |
| 4009 | } |
| 4010 | |
| 4011 | // Finish up annotating any tokens left. |
| 4012 | if (!MoreTokens()) |
| 4013 | return; |
| 4014 | |
| 4015 | const CXCursor &C = clang_getNullCursor(); |
| 4016 | for (unsigned I = TokIdx ; I < NumTokens ; ++I) { |
| 4017 | AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); |
| 4018 | Cursors[I] = (Pos == Annotated.end()) ? C : Pos->second; |
Ted Kremenek | 11949cb | 2010-05-05 00:55:17 +0000 | [diff] [blame] | 4019 | } |
| 4020 | } |
| 4021 | |
Ted Kremenek | 6db6109 | 2010-05-05 00:55:15 +0000 | [diff] [blame] | 4022 | enum CXChildVisitResult |
Douglas Gregor | 4419b67 | 2010-10-21 06:10:04 +0000 | [diff] [blame] | 4023 | AnnotateTokensWorker::Visit(CXCursor cursor, CXCursor parent) { |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4024 | CXSourceLocation Loc = clang_getCursorLocation(cursor); |
Douglas Gregor | 4419b67 | 2010-10-21 06:10:04 +0000 | [diff] [blame] | 4025 | SourceRange cursorRange = getRawCursorExtent(cursor); |
Douglas Gregor | 81d3c04 | 2010-11-01 20:13:04 +0000 | [diff] [blame] | 4026 | if (cursorRange.isInvalid()) |
| 4027 | return CXChildVisit_Recurse; |
| 4028 | |
Douglas Gregor | 4419b67 | 2010-10-21 06:10:04 +0000 | [diff] [blame] | 4029 | if (clang_isPreprocessing(cursor.kind)) { |
| 4030 | // For macro instantiations, just note where the beginning of the macro |
| 4031 | // instantiation occurs. |
| 4032 | if (cursor.kind == CXCursor_MacroInstantiation) { |
| 4033 | Annotated[Loc.int_data] = cursor; |
| 4034 | return CXChildVisit_Recurse; |
| 4035 | } |
| 4036 | |
Douglas Gregor | 4419b67 | 2010-10-21 06:10:04 +0000 | [diff] [blame] | 4037 | // Items in the preprocessing record are kept separate from items in |
| 4038 | // declarations, so we keep a separate token index. |
| 4039 | unsigned SavedTokIdx = TokIdx; |
| 4040 | TokIdx = PreprocessingTokIdx; |
| 4041 | |
| 4042 | // Skip tokens up until we catch up to the beginning of the preprocessing |
| 4043 | // entry. |
| 4044 | while (MoreTokens()) { |
| 4045 | const unsigned I = NextToken(); |
| 4046 | SourceLocation TokLoc = GetTokenLoc(I); |
| 4047 | switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { |
| 4048 | case RangeBefore: |
| 4049 | AdvanceToken(); |
| 4050 | continue; |
| 4051 | case RangeAfter: |
| 4052 | case RangeOverlap: |
| 4053 | break; |
| 4054 | } |
| 4055 | break; |
| 4056 | } |
| 4057 | |
| 4058 | // Look at all of the tokens within this range. |
| 4059 | while (MoreTokens()) { |
| 4060 | const unsigned I = NextToken(); |
| 4061 | SourceLocation TokLoc = GetTokenLoc(I); |
| 4062 | switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { |
| 4063 | case RangeBefore: |
| 4064 | assert(0 && "Infeasible"); |
| 4065 | case RangeAfter: |
| 4066 | break; |
| 4067 | case RangeOverlap: |
| 4068 | Cursors[I] = cursor; |
| 4069 | AdvanceToken(); |
| 4070 | continue; |
| 4071 | } |
| 4072 | break; |
| 4073 | } |
| 4074 | |
| 4075 | // Save the preprocessing token index; restore the non-preprocessing |
| 4076 | // token index. |
| 4077 | PreprocessingTokIdx = TokIdx; |
| 4078 | TokIdx = SavedTokIdx; |
Douglas Gregor | 0045e9f | 2010-01-26 18:31:56 +0000 | [diff] [blame] | 4079 | return CXChildVisit_Recurse; |
| 4080 | } |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4081 | |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4082 | if (cursorRange.isInvalid()) |
| 4083 | return CXChildVisit_Continue; |
Ted Kremenek | a333c66 | 2010-05-12 05:29:33 +0000 | [diff] [blame] | 4084 | |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4085 | SourceLocation L = SourceLocation::getFromRawEncoding(Loc.int_data); |
| 4086 | |
Ted Kremenek | a333c66 | 2010-05-12 05:29:33 +0000 | [diff] [blame] | 4087 | // Adjust the annotated range based specific declarations. |
| 4088 | const enum CXCursorKind cursorK = clang_getCursorKind(cursor); |
| 4089 | if (cursorK >= CXCursor_FirstDecl && cursorK <= CXCursor_LastDecl) { |
Ted Kremenek | 23173d7 | 2010-05-18 21:09:07 +0000 | [diff] [blame] | 4090 | Decl *D = cxcursor::getCursorDecl(cursor); |
| 4091 | // Don't visit synthesized ObjC methods, since they have no syntatic |
| 4092 | // representation in the source. |
| 4093 | if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) { |
| 4094 | if (MD->isSynthesized()) |
| 4095 | return CXChildVisit_Continue; |
| 4096 | } |
| 4097 | if (const DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) { |
Ted Kremenek | a333c66 | 2010-05-12 05:29:33 +0000 | [diff] [blame] | 4098 | if (TypeSourceInfo *TI = DD->getTypeSourceInfo()) { |
| 4099 | TypeLoc TL = TI->getTypeLoc(); |
Abramo Bagnara | bd054db | 2010-05-20 10:00:11 +0000 | [diff] [blame] | 4100 | SourceLocation TLoc = TL.getSourceRange().getBegin(); |
Douglas Gregor | 81d3c04 | 2010-11-01 20:13:04 +0000 | [diff] [blame] | 4101 | if (TLoc.isValid() && L.isValid() && |
Ted Kremenek | 6bfd533 | 2010-05-13 15:38:38 +0000 | [diff] [blame] | 4102 | SrcMgr.isBeforeInTranslationUnit(TLoc, L)) |
Ted Kremenek | a333c66 | 2010-05-12 05:29:33 +0000 | [diff] [blame] | 4103 | cursorRange.setBegin(TLoc); |
Ted Kremenek | a333c66 | 2010-05-12 05:29:33 +0000 | [diff] [blame] | 4104 | } |
| 4105 | } |
| 4106 | } |
Douglas Gregor | 81d3c04 | 2010-11-01 20:13:04 +0000 | [diff] [blame] | 4107 | |
Ted Kremenek | 3f40460 | 2010-08-14 01:14:06 +0000 | [diff] [blame] | 4108 | // If the location of the cursor occurs within a macro instantiation, record |
| 4109 | // the spelling location of the cursor in our annotation map. We can then |
| 4110 | // paper over the token labelings during a post-processing step to try and |
| 4111 | // get cursor mappings for tokens that are the *arguments* of a macro |
| 4112 | // instantiation. |
| 4113 | if (L.isMacroID()) { |
| 4114 | unsigned rawEncoding = SrcMgr.getSpellingLoc(L).getRawEncoding(); |
| 4115 | // Only invalidate the old annotation if it isn't part of a preprocessing |
| 4116 | // directive. Here we assume that the default construction of CXCursor |
| 4117 | // results in CXCursor.kind being an initialized value (i.e., 0). If |
| 4118 | // this isn't the case, we can fix by doing lookup + insertion. |
Douglas Gregor | 4419b67 | 2010-10-21 06:10:04 +0000 | [diff] [blame] | 4119 | |
Ted Kremenek | 3f40460 | 2010-08-14 01:14:06 +0000 | [diff] [blame] | 4120 | CXCursor &oldC = Annotated[rawEncoding]; |
| 4121 | if (!clang_isPreprocessing(oldC.kind)) |
| 4122 | oldC = cursor; |
| 4123 | } |
| 4124 | |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4125 | const enum CXCursorKind K = clang_getCursorKind(parent); |
| 4126 | const CXCursor updateC = |
Ted Kremenek | d8b0a84 | 2010-08-25 22:16:02 +0000 | [diff] [blame] | 4127 | (clang_isInvalid(K) || K == CXCursor_TranslationUnit) |
| 4128 | ? clang_getNullCursor() : parent; |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4129 | |
| 4130 | while (MoreTokens()) { |
| 4131 | const unsigned I = NextToken(); |
| 4132 | SourceLocation TokLoc = GetTokenLoc(I); |
| 4133 | switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { |
| 4134 | case RangeBefore: |
| 4135 | Cursors[I] = updateC; |
| 4136 | AdvanceToken(); |
| 4137 | continue; |
| 4138 | case RangeAfter: |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4139 | case RangeOverlap: |
| 4140 | break; |
| 4141 | } |
| 4142 | break; |
| 4143 | } |
| 4144 | |
| 4145 | // Visit children to get their cursor information. |
| 4146 | const unsigned BeforeChildren = NextToken(); |
| 4147 | VisitChildren(cursor); |
| 4148 | const unsigned AfterChildren = NextToken(); |
| 4149 | |
| 4150 | // Adjust 'Last' to the last token within the extent of the cursor. |
| 4151 | while (MoreTokens()) { |
| 4152 | const unsigned I = NextToken(); |
| 4153 | SourceLocation TokLoc = GetTokenLoc(I); |
| 4154 | switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { |
| 4155 | case RangeBefore: |
| 4156 | assert(0 && "Infeasible"); |
| 4157 | case RangeAfter: |
| 4158 | break; |
| 4159 | case RangeOverlap: |
| 4160 | Cursors[I] = updateC; |
| 4161 | AdvanceToken(); |
| 4162 | continue; |
| 4163 | } |
| 4164 | break; |
| 4165 | } |
| 4166 | const unsigned Last = NextToken(); |
Ted Kremenek | 6db6109 | 2010-05-05 00:55:15 +0000 | [diff] [blame] | 4167 | |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4168 | // Scan the tokens that are at the beginning of the cursor, but are not |
| 4169 | // capture by the child cursors. |
| 4170 | |
| 4171 | // For AST elements within macros, rely on a post-annotate pass to |
| 4172 | // to correctly annotate the tokens with cursors. Otherwise we can |
| 4173 | // get confusing results of having tokens that map to cursors that really |
| 4174 | // are expanded by an instantiation. |
| 4175 | if (L.isMacroID()) |
| 4176 | cursor = clang_getNullCursor(); |
| 4177 | |
| 4178 | for (unsigned I = BeforeChildren; I != AfterChildren; ++I) { |
| 4179 | if (!clang_isInvalid(clang_getCursorKind(Cursors[I]))) |
| 4180 | break; |
Douglas Gregor | 4419b67 | 2010-10-21 06:10:04 +0000 | [diff] [blame] | 4181 | |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4182 | Cursors[I] = cursor; |
| 4183 | } |
| 4184 | // Scan the tokens that are at the end of the cursor, but are not captured |
| 4185 | // but the child cursors. |
| 4186 | for (unsigned I = AfterChildren; I != Last; ++I) |
| 4187 | Cursors[I] = cursor; |
| 4188 | |
| 4189 | TokIdx = Last; |
| 4190 | return CXChildVisit_Continue; |
Douglas Gregor | 0045e9f | 2010-01-26 18:31:56 +0000 | [diff] [blame] | 4191 | } |
| 4192 | |
Ted Kremenek | 6db6109 | 2010-05-05 00:55:15 +0000 | [diff] [blame] | 4193 | static enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, |
| 4194 | CXCursor parent, |
| 4195 | CXClientData client_data) { |
| 4196 | return static_cast<AnnotateTokensWorker*>(client_data)->Visit(cursor, parent); |
| 4197 | } |
| 4198 | |
Ted Kremenek | ab97961 | 2010-11-11 08:05:23 +0000 | [diff] [blame] | 4199 | // This gets run a separate thread to avoid stack blowout. |
| 4200 | static void runAnnotateTokensWorker(void *UserData) { |
| 4201 | ((AnnotateTokensWorker*)UserData)->AnnotateTokens(); |
| 4202 | } |
| 4203 | |
Ted Kremenek | 6db6109 | 2010-05-05 00:55:15 +0000 | [diff] [blame] | 4204 | extern "C" { |
| 4205 | |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 4206 | void clang_annotateTokens(CXTranslationUnit TU, |
| 4207 | CXToken *Tokens, unsigned NumTokens, |
| 4208 | CXCursor *Cursors) { |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4209 | |
| 4210 | if (NumTokens == 0 || !Tokens || !Cursors) |
Douglas Gregor | 0045e9f | 2010-01-26 18:31:56 +0000 | [diff] [blame] | 4211 | return; |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4212 | |
Douglas Gregor | 4419b67 | 2010-10-21 06:10:04 +0000 | [diff] [blame] | 4213 | // Any token we don't specifically annotate will have a NULL cursor. |
| 4214 | CXCursor C = clang_getNullCursor(); |
| 4215 | for (unsigned I = 0; I != NumTokens; ++I) |
| 4216 | Cursors[I] = C; |
| 4217 | |
Douglas Gregor | 0045e9f | 2010-01-26 18:31:56 +0000 | [diff] [blame] | 4218 | ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); |
Douglas Gregor | 4419b67 | 2010-10-21 06:10:04 +0000 | [diff] [blame] | 4219 | if (!CXXUnit) |
Douglas Gregor | 0045e9f | 2010-01-26 18:31:56 +0000 | [diff] [blame] | 4220 | return; |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4221 | |
Douglas Gregor | bdf6062 | 2010-03-05 21:16:25 +0000 | [diff] [blame] | 4222 | ASTUnit::ConcurrencyCheck Check(*CXXUnit); |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4223 | |
Douglas Gregor | 0396f46 | 2010-03-19 05:22:59 +0000 | [diff] [blame] | 4224 | // Determine the region of interest, which contains all of the tokens. |
Douglas Gregor | 0045e9f | 2010-01-26 18:31:56 +0000 | [diff] [blame] | 4225 | SourceRange RegionOfInterest; |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4226 | RegionOfInterest.setBegin(cxloc::translateSourceLocation( |
| 4227 | clang_getTokenLocation(TU, Tokens[0]))); |
Douglas Gregor | a8e5c5b | 2010-07-22 20:22:31 +0000 | [diff] [blame] | 4228 | RegionOfInterest.setEnd(cxloc::translateSourceLocation( |
| 4229 | clang_getTokenLocation(TU, |
| 4230 | Tokens[NumTokens - 1]))); |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4231 | |
Douglas Gregor | 0396f46 | 2010-03-19 05:22:59 +0000 | [diff] [blame] | 4232 | // A mapping from the source locations found when re-lexing or traversing the |
| 4233 | // region of interest to the corresponding cursors. |
| 4234 | AnnotateTokensData Annotated; |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4235 | |
| 4236 | // Relex the tokens within the source range to look for preprocessing |
Douglas Gregor | 0396f46 | 2010-03-19 05:22:59 +0000 | [diff] [blame] | 4237 | // directives. |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4238 | SourceManager &SourceMgr = CXXUnit->getSourceManager(); |
| 4239 | std::pair<FileID, unsigned> BeginLocInfo |
| 4240 | = SourceMgr.getDecomposedLoc(RegionOfInterest.getBegin()); |
| 4241 | std::pair<FileID, unsigned> EndLocInfo |
| 4242 | = SourceMgr.getDecomposedLoc(RegionOfInterest.getEnd()); |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4243 | |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4244 | llvm::StringRef Buffer; |
Douglas Gregor | 0396f46 | 2010-03-19 05:22:59 +0000 | [diff] [blame] | 4245 | bool Invalid = false; |
| 4246 | if (BeginLocInfo.first == EndLocInfo.first && |
| 4247 | ((Buffer = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid)),true) && |
| 4248 | !Invalid) { |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4249 | Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), |
| 4250 | CXXUnit->getASTContext().getLangOptions(), |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4251 | Buffer.begin(), Buffer.data() + BeginLocInfo.second, |
Douglas Gregor | 4ae8f29 | 2010-03-18 17:52:52 +0000 | [diff] [blame] | 4252 | Buffer.end()); |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4253 | Lex.SetCommentRetentionState(true); |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4254 | |
| 4255 | // Lex tokens in raw mode until we hit the end of the range, to avoid |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4256 | // entering #includes or expanding macros. |
Douglas Gregor | 4807231 | 2010-03-18 15:23:44 +0000 | [diff] [blame] | 4257 | while (true) { |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4258 | Token Tok; |
| 4259 | Lex.LexFromRawLexer(Tok); |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4260 | |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4261 | reprocess: |
| 4262 | if (Tok.is(tok::hash) && Tok.isAtStartOfLine()) { |
| 4263 | // We have found a preprocessing directive. Gobble it up so that we |
Daniel Dunbar | 9e1ebdd | 2010-11-05 07:19:21 +0000 | [diff] [blame] | 4264 | // don't see it while preprocessing these tokens later, but keep track |
| 4265 | // of all of the token locations inside this preprocessing directive so |
| 4266 | // that we can annotate them appropriately. |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4267 | // |
| 4268 | // FIXME: Some simple tests here could identify macro definitions and |
| 4269 | // #undefs, to provide specific cursor kinds for those. |
| 4270 | std::vector<SourceLocation> Locations; |
| 4271 | do { |
| 4272 | Locations.push_back(Tok.getLocation()); |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4273 | Lex.LexFromRawLexer(Tok); |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4274 | } while (!Tok.isAtStartOfLine() && !Tok.is(tok::eof)); |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4275 | |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4276 | using namespace cxcursor; |
| 4277 | CXCursor Cursor |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4278 | = MakePreprocessingDirectiveCursor(SourceRange(Locations.front(), |
| 4279 | Locations.back()), |
Ted Kremenek | 6db6109 | 2010-05-05 00:55:15 +0000 | [diff] [blame] | 4280 | CXXUnit); |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4281 | for (unsigned I = 0, N = Locations.size(); I != N; ++I) { |
| 4282 | Annotated[Locations[I].getRawEncoding()] = Cursor; |
| 4283 | } |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4284 | |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4285 | if (Tok.isAtStartOfLine()) |
| 4286 | goto reprocess; |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4287 | |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4288 | continue; |
| 4289 | } |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4290 | |
Douglas Gregor | 4807231 | 2010-03-18 15:23:44 +0000 | [diff] [blame] | 4291 | if (Tok.is(tok::eof)) |
Douglas Gregor | 9f1e3ff | 2010-03-18 00:42:48 +0000 | [diff] [blame] | 4292 | break; |
| 4293 | } |
Douglas Gregor | 4ae8f29 | 2010-03-18 17:52:52 +0000 | [diff] [blame] | 4294 | } |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4295 | |
Douglas Gregor | 0396f46 | 2010-03-19 05:22:59 +0000 | [diff] [blame] | 4296 | // Annotate all of the source locations in the region of interest that map to |
Ted Kremenek | fbd84ca | 2010-05-05 00:55:23 +0000 | [diff] [blame] | 4297 | // a specific cursor. |
| 4298 | AnnotateTokensWorker W(Annotated, Tokens, Cursors, NumTokens, |
| 4299 | CXXUnit, RegionOfInterest); |
Ted Kremenek | ab97961 | 2010-11-11 08:05:23 +0000 | [diff] [blame] | 4300 | |
| 4301 | // Run the worker within a CrashRecoveryContext. |
| 4302 | llvm::CrashRecoveryContext CRC; |
| 4303 | if (!RunSafely(CRC, runAnnotateTokensWorker, &W)) { |
| 4304 | fprintf(stderr, "libclang: crash detected while annotating tokens\n"); |
| 4305 | } |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 4306 | } |
Douglas Gregor | fc8ea23 | 2010-01-26 17:06:03 +0000 | [diff] [blame] | 4307 | } // end: extern "C" |
| 4308 | |
| 4309 | //===----------------------------------------------------------------------===// |
Ted Kremenek | 16b4259 | 2010-03-03 06:36:57 +0000 | [diff] [blame] | 4310 | // Operations for querying linkage of a cursor. |
| 4311 | //===----------------------------------------------------------------------===// |
| 4312 | |
| 4313 | extern "C" { |
| 4314 | CXLinkageKind clang_getCursorLinkage(CXCursor cursor) { |
Douglas Gregor | 0396f46 | 2010-03-19 05:22:59 +0000 | [diff] [blame] | 4315 | if (!clang_isDeclaration(cursor.kind)) |
| 4316 | return CXLinkage_Invalid; |
| 4317 | |
Ted Kremenek | 16b4259 | 2010-03-03 06:36:57 +0000 | [diff] [blame] | 4318 | Decl *D = cxcursor::getCursorDecl(cursor); |
| 4319 | if (NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D)) |
| 4320 | switch (ND->getLinkage()) { |
| 4321 | case NoLinkage: return CXLinkage_NoLinkage; |
| 4322 | case InternalLinkage: return CXLinkage_Internal; |
| 4323 | case UniqueExternalLinkage: return CXLinkage_UniqueExternal; |
| 4324 | case ExternalLinkage: return CXLinkage_External; |
| 4325 | }; |
| 4326 | |
| 4327 | return CXLinkage_Invalid; |
| 4328 | } |
| 4329 | } // end: extern "C" |
| 4330 | |
| 4331 | //===----------------------------------------------------------------------===// |
Ted Kremenek | 45e1dae | 2010-04-12 21:22:16 +0000 | [diff] [blame] | 4332 | // Operations for querying language of a cursor. |
| 4333 | //===----------------------------------------------------------------------===// |
| 4334 | |
| 4335 | static CXLanguageKind getDeclLanguage(const Decl *D) { |
| 4336 | switch (D->getKind()) { |
| 4337 | default: |
| 4338 | break; |
| 4339 | case Decl::ImplicitParam: |
| 4340 | case Decl::ObjCAtDefsField: |
| 4341 | case Decl::ObjCCategory: |
| 4342 | case Decl::ObjCCategoryImpl: |
| 4343 | case Decl::ObjCClass: |
| 4344 | case Decl::ObjCCompatibleAlias: |
Ted Kremenek | 45e1dae | 2010-04-12 21:22:16 +0000 | [diff] [blame] | 4345 | case Decl::ObjCForwardProtocol: |
| 4346 | case Decl::ObjCImplementation: |
| 4347 | case Decl::ObjCInterface: |
| 4348 | case Decl::ObjCIvar: |
| 4349 | case Decl::ObjCMethod: |
| 4350 | case Decl::ObjCProperty: |
| 4351 | case Decl::ObjCPropertyImpl: |
| 4352 | case Decl::ObjCProtocol: |
| 4353 | return CXLanguage_ObjC; |
| 4354 | case Decl::CXXConstructor: |
| 4355 | case Decl::CXXConversion: |
| 4356 | case Decl::CXXDestructor: |
| 4357 | case Decl::CXXMethod: |
| 4358 | case Decl::CXXRecord: |
| 4359 | case Decl::ClassTemplate: |
| 4360 | case Decl::ClassTemplatePartialSpecialization: |
| 4361 | case Decl::ClassTemplateSpecialization: |
| 4362 | case Decl::Friend: |
| 4363 | case Decl::FriendTemplate: |
| 4364 | case Decl::FunctionTemplate: |
| 4365 | case Decl::LinkageSpec: |
| 4366 | case Decl::Namespace: |
| 4367 | case Decl::NamespaceAlias: |
| 4368 | case Decl::NonTypeTemplateParm: |
| 4369 | case Decl::StaticAssert: |
Ted Kremenek | 45e1dae | 2010-04-12 21:22:16 +0000 | [diff] [blame] | 4370 | case Decl::TemplateTemplateParm: |
| 4371 | case Decl::TemplateTypeParm: |
| 4372 | case Decl::UnresolvedUsingTypename: |
| 4373 | case Decl::UnresolvedUsingValue: |
| 4374 | case Decl::Using: |
| 4375 | case Decl::UsingDirective: |
| 4376 | case Decl::UsingShadow: |
| 4377 | return CXLanguage_CPlusPlus; |
| 4378 | } |
| 4379 | |
| 4380 | return CXLanguage_C; |
| 4381 | } |
| 4382 | |
| 4383 | extern "C" { |
Douglas Gregor | 58ddb60 | 2010-08-23 23:00:57 +0000 | [diff] [blame] | 4384 | |
| 4385 | enum CXAvailabilityKind clang_getCursorAvailability(CXCursor cursor) { |
| 4386 | if (clang_isDeclaration(cursor.kind)) |
| 4387 | if (Decl *D = cxcursor::getCursorDecl(cursor)) { |
| 4388 | if (D->hasAttr<UnavailableAttr>() || |
| 4389 | (isa<FunctionDecl>(D) && cast<FunctionDecl>(D)->isDeleted())) |
| 4390 | return CXAvailability_Available; |
| 4391 | |
| 4392 | if (D->hasAttr<DeprecatedAttr>()) |
| 4393 | return CXAvailability_Deprecated; |
| 4394 | } |
| 4395 | |
| 4396 | return CXAvailability_Available; |
| 4397 | } |
| 4398 | |
Ted Kremenek | 45e1dae | 2010-04-12 21:22:16 +0000 | [diff] [blame] | 4399 | CXLanguageKind clang_getCursorLanguage(CXCursor cursor) { |
| 4400 | if (clang_isDeclaration(cursor.kind)) |
| 4401 | return getDeclLanguage(cxcursor::getCursorDecl(cursor)); |
| 4402 | |
| 4403 | return CXLanguage_Invalid; |
| 4404 | } |
Douglas Gregor | 2be5bc9 | 2010-09-22 21:22:29 +0000 | [diff] [blame] | 4405 | |
| 4406 | CXCursor clang_getCursorSemanticParent(CXCursor cursor) { |
| 4407 | if (clang_isDeclaration(cursor.kind)) { |
| 4408 | if (Decl *D = getCursorDecl(cursor)) { |
| 4409 | DeclContext *DC = D->getDeclContext(); |
| 4410 | return MakeCXCursor(cast<Decl>(DC), getCursorASTUnit(cursor)); |
| 4411 | } |
| 4412 | } |
| 4413 | |
| 4414 | if (clang_isStatement(cursor.kind) || clang_isExpression(cursor.kind)) { |
| 4415 | if (Decl *D = getCursorDecl(cursor)) |
| 4416 | return MakeCXCursor(D, getCursorASTUnit(cursor)); |
| 4417 | } |
| 4418 | |
| 4419 | return clang_getNullCursor(); |
| 4420 | } |
| 4421 | |
| 4422 | CXCursor clang_getCursorLexicalParent(CXCursor cursor) { |
| 4423 | if (clang_isDeclaration(cursor.kind)) { |
| 4424 | if (Decl *D = getCursorDecl(cursor)) { |
| 4425 | DeclContext *DC = D->getLexicalDeclContext(); |
| 4426 | return MakeCXCursor(cast<Decl>(DC), getCursorASTUnit(cursor)); |
| 4427 | } |
| 4428 | } |
| 4429 | |
| 4430 | // FIXME: Note that we can't easily compute the lexical context of a |
| 4431 | // statement or expression, so we return nothing. |
| 4432 | return clang_getNullCursor(); |
| 4433 | } |
| 4434 | |
Douglas Gregor | 9f59234 | 2010-10-01 20:25:15 +0000 | [diff] [blame] | 4435 | static void CollectOverriddenMethods(DeclContext *Ctx, |
| 4436 | ObjCMethodDecl *Method, |
| 4437 | llvm::SmallVectorImpl<ObjCMethodDecl *> &Methods) { |
| 4438 | if (!Ctx) |
| 4439 | return; |
| 4440 | |
| 4441 | // If we have a class or category implementation, jump straight to the |
| 4442 | // interface. |
| 4443 | if (ObjCImplDecl *Impl = dyn_cast<ObjCImplDecl>(Ctx)) |
| 4444 | return CollectOverriddenMethods(Impl->getClassInterface(), Method, Methods); |
| 4445 | |
| 4446 | ObjCContainerDecl *Container = dyn_cast<ObjCContainerDecl>(Ctx); |
| 4447 | if (!Container) |
| 4448 | return; |
| 4449 | |
| 4450 | // Check whether we have a matching method at this level. |
| 4451 | if (ObjCMethodDecl *Overridden = Container->getMethod(Method->getSelector(), |
| 4452 | Method->isInstanceMethod())) |
| 4453 | if (Method != Overridden) { |
| 4454 | // We found an override at this level; there is no need to look |
| 4455 | // into other protocols or categories. |
| 4456 | Methods.push_back(Overridden); |
| 4457 | return; |
| 4458 | } |
| 4459 | |
| 4460 | if (ObjCProtocolDecl *Protocol = dyn_cast<ObjCProtocolDecl>(Container)) { |
| 4461 | for (ObjCProtocolDecl::protocol_iterator P = Protocol->protocol_begin(), |
| 4462 | PEnd = Protocol->protocol_end(); |
| 4463 | P != PEnd; ++P) |
| 4464 | CollectOverriddenMethods(*P, Method, Methods); |
| 4465 | } |
| 4466 | |
| 4467 | if (ObjCCategoryDecl *Category = dyn_cast<ObjCCategoryDecl>(Container)) { |
| 4468 | for (ObjCCategoryDecl::protocol_iterator P = Category->protocol_begin(), |
| 4469 | PEnd = Category->protocol_end(); |
| 4470 | P != PEnd; ++P) |
| 4471 | CollectOverriddenMethods(*P, Method, Methods); |
| 4472 | } |
| 4473 | |
| 4474 | if (ObjCInterfaceDecl *Interface = dyn_cast<ObjCInterfaceDecl>(Container)) { |
| 4475 | for (ObjCInterfaceDecl::protocol_iterator P = Interface->protocol_begin(), |
| 4476 | PEnd = Interface->protocol_end(); |
| 4477 | P != PEnd; ++P) |
| 4478 | CollectOverriddenMethods(*P, Method, Methods); |
| 4479 | |
| 4480 | for (ObjCCategoryDecl *Category = Interface->getCategoryList(); |
| 4481 | Category; Category = Category->getNextClassCategory()) |
| 4482 | CollectOverriddenMethods(Category, Method, Methods); |
| 4483 | |
| 4484 | // We only look into the superclass if we haven't found anything yet. |
| 4485 | if (Methods.empty()) |
| 4486 | if (ObjCInterfaceDecl *Super = Interface->getSuperClass()) |
| 4487 | return CollectOverriddenMethods(Super, Method, Methods); |
| 4488 | } |
| 4489 | } |
| 4490 | |
| 4491 | void clang_getOverriddenCursors(CXCursor cursor, |
| 4492 | CXCursor **overridden, |
| 4493 | unsigned *num_overridden) { |
| 4494 | if (overridden) |
| 4495 | *overridden = 0; |
| 4496 | if (num_overridden) |
| 4497 | *num_overridden = 0; |
| 4498 | if (!overridden || !num_overridden) |
| 4499 | return; |
| 4500 | |
| 4501 | if (!clang_isDeclaration(cursor.kind)) |
| 4502 | return; |
| 4503 | |
| 4504 | Decl *D = getCursorDecl(cursor); |
| 4505 | if (!D) |
| 4506 | return; |
| 4507 | |
| 4508 | // Handle C++ member functions. |
| 4509 | ASTUnit *CXXUnit = getCursorASTUnit(cursor); |
| 4510 | if (CXXMethodDecl *CXXMethod = dyn_cast<CXXMethodDecl>(D)) { |
| 4511 | *num_overridden = CXXMethod->size_overridden_methods(); |
| 4512 | if (!*num_overridden) |
| 4513 | return; |
| 4514 | |
| 4515 | *overridden = new CXCursor [*num_overridden]; |
| 4516 | unsigned I = 0; |
| 4517 | for (CXXMethodDecl::method_iterator |
| 4518 | M = CXXMethod->begin_overridden_methods(), |
| 4519 | MEnd = CXXMethod->end_overridden_methods(); |
| 4520 | M != MEnd; (void)++M, ++I) |
| 4521 | (*overridden)[I] = MakeCXCursor(const_cast<CXXMethodDecl*>(*M), CXXUnit); |
| 4522 | return; |
| 4523 | } |
| 4524 | |
| 4525 | ObjCMethodDecl *Method = dyn_cast<ObjCMethodDecl>(D); |
| 4526 | if (!Method) |
| 4527 | return; |
| 4528 | |
| 4529 | // Handle Objective-C methods. |
| 4530 | llvm::SmallVector<ObjCMethodDecl *, 4> Methods; |
| 4531 | CollectOverriddenMethods(Method->getDeclContext(), Method, Methods); |
| 4532 | |
| 4533 | if (Methods.empty()) |
| 4534 | return; |
| 4535 | |
| 4536 | *num_overridden = Methods.size(); |
| 4537 | *overridden = new CXCursor [Methods.size()]; |
| 4538 | for (unsigned I = 0, N = Methods.size(); I != N; ++I) |
| 4539 | (*overridden)[I] = MakeCXCursor(Methods[I], CXXUnit); |
| 4540 | } |
| 4541 | |
| 4542 | void clang_disposeOverriddenCursors(CXCursor *overridden) { |
| 4543 | delete [] overridden; |
| 4544 | } |
| 4545 | |
Douglas Gregor | ecdcb88 | 2010-10-20 22:00:55 +0000 | [diff] [blame] | 4546 | CXFile clang_getIncludedFile(CXCursor cursor) { |
| 4547 | if (cursor.kind != CXCursor_InclusionDirective) |
| 4548 | return 0; |
| 4549 | |
| 4550 | InclusionDirective *ID = getCursorInclusionDirective(cursor); |
| 4551 | return (void *)ID->getFile(); |
| 4552 | } |
| 4553 | |
Ted Kremenek | 45e1dae | 2010-04-12 21:22:16 +0000 | [diff] [blame] | 4554 | } // end: extern "C" |
| 4555 | |
Ted Kremenek | 9ada39a | 2010-05-17 20:06:56 +0000 | [diff] [blame] | 4556 | |
| 4557 | //===----------------------------------------------------------------------===// |
| 4558 | // C++ AST instrospection. |
| 4559 | //===----------------------------------------------------------------------===// |
| 4560 | |
| 4561 | extern "C" { |
| 4562 | unsigned clang_CXXMethod_isStatic(CXCursor C) { |
| 4563 | if (!clang_isDeclaration(C.kind)) |
| 4564 | return 0; |
Douglas Gregor | 49f6f54 | 2010-08-31 22:12:17 +0000 | [diff] [blame] | 4565 | |
| 4566 | CXXMethodDecl *Method = 0; |
| 4567 | Decl *D = cxcursor::getCursorDecl(C); |
| 4568 | if (FunctionTemplateDecl *FunTmpl = dyn_cast_or_null<FunctionTemplateDecl>(D)) |
| 4569 | Method = dyn_cast<CXXMethodDecl>(FunTmpl->getTemplatedDecl()); |
| 4570 | else |
| 4571 | Method = dyn_cast_or_null<CXXMethodDecl>(D); |
| 4572 | return (Method && Method->isStatic()) ? 1 : 0; |
Ted Kremenek | 40b492a | 2010-05-17 20:12:45 +0000 | [diff] [blame] | 4573 | } |
Ted Kremenek | b12903e | 2010-05-18 22:32:15 +0000 | [diff] [blame] | 4574 | |
Ted Kremenek | 9ada39a | 2010-05-17 20:06:56 +0000 | [diff] [blame] | 4575 | } // end: extern "C" |
| 4576 | |
Ted Kremenek | 45e1dae | 2010-04-12 21:22:16 +0000 | [diff] [blame] | 4577 | //===----------------------------------------------------------------------===// |
Ted Kremenek | 95f3355 | 2010-08-26 01:42:22 +0000 | [diff] [blame] | 4578 | // Attribute introspection. |
| 4579 | //===----------------------------------------------------------------------===// |
| 4580 | |
| 4581 | extern "C" { |
| 4582 | CXType clang_getIBOutletCollectionType(CXCursor C) { |
| 4583 | if (C.kind != CXCursor_IBOutletCollectionAttr) |
| 4584 | return cxtype::MakeCXType(QualType(), cxcursor::getCursorASTUnit(C)); |
| 4585 | |
| 4586 | IBOutletCollectionAttr *A = |
| 4587 | cast<IBOutletCollectionAttr>(cxcursor::getCursorAttr(C)); |
| 4588 | |
| 4589 | return cxtype::MakeCXType(A->getInterface(), cxcursor::getCursorASTUnit(C)); |
| 4590 | } |
| 4591 | } // end: extern "C" |
| 4592 | |
| 4593 | //===----------------------------------------------------------------------===// |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 4594 | // CXString Operations. |
| 4595 | //===----------------------------------------------------------------------===// |
| 4596 | |
| 4597 | extern "C" { |
| 4598 | const char *clang_getCString(CXString string) { |
| 4599 | return string.Spelling; |
| 4600 | } |
| 4601 | |
| 4602 | void clang_disposeString(CXString string) { |
| 4603 | if (string.MustFreeString && string.Spelling) |
| 4604 | free((void*)string.Spelling); |
| 4605 | } |
Ted Kremenek | 04bb716 | 2010-01-22 22:44:15 +0000 | [diff] [blame] | 4606 | |
Ted Kremenek | fb48049 | 2010-01-13 21:46:36 +0000 | [diff] [blame] | 4607 | } // end: extern "C" |
Ted Kremenek | 04bb716 | 2010-01-22 22:44:15 +0000 | [diff] [blame] | 4608 | |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 4609 | namespace clang { namespace cxstring { |
| 4610 | CXString createCXString(const char *String, bool DupString){ |
| 4611 | CXString Str; |
| 4612 | if (DupString) { |
| 4613 | Str.Spelling = strdup(String); |
| 4614 | Str.MustFreeString = 1; |
| 4615 | } else { |
| 4616 | Str.Spelling = String; |
| 4617 | Str.MustFreeString = 0; |
| 4618 | } |
| 4619 | return Str; |
| 4620 | } |
| 4621 | |
| 4622 | CXString createCXString(llvm::StringRef String, bool DupString) { |
| 4623 | CXString Result; |
| 4624 | if (DupString || (!String.empty() && String.data()[String.size()] != 0)) { |
| 4625 | char *Spelling = (char *)malloc(String.size() + 1); |
| 4626 | memmove(Spelling, String.data(), String.size()); |
| 4627 | Spelling[String.size()] = 0; |
| 4628 | Result.Spelling = Spelling; |
| 4629 | Result.MustFreeString = 1; |
| 4630 | } else { |
| 4631 | Result.Spelling = String.data(); |
| 4632 | Result.MustFreeString = 0; |
| 4633 | } |
| 4634 | return Result; |
| 4635 | } |
| 4636 | }} |
| 4637 | |
Ted Kremenek | 04bb716 | 2010-01-22 22:44:15 +0000 | [diff] [blame] | 4638 | //===----------------------------------------------------------------------===// |
| 4639 | // Misc. utility functions. |
| 4640 | //===----------------------------------------------------------------------===// |
Ted Kremenek | f0e23e8 | 2010-02-17 00:41:40 +0000 | [diff] [blame] | 4641 | |
Daniel Dunbar | abdce7a | 2010-11-05 17:21:46 +0000 | [diff] [blame] | 4642 | /// Default to using an 8 MB stack size on "safety" threads. |
| 4643 | static unsigned SafetyStackThreadSize = 8 << 20; |
Daniel Dunbar | bf44c3b | 2010-11-05 07:19:31 +0000 | [diff] [blame] | 4644 | |
| 4645 | namespace clang { |
| 4646 | |
| 4647 | bool RunSafely(llvm::CrashRecoveryContext &CRC, |
| 4648 | void (*Fn)(void*), void *UserData) { |
| 4649 | if (unsigned Size = GetSafetyThreadStackSize()) |
| 4650 | return CRC.RunSafelyOnThread(Fn, UserData, Size); |
| 4651 | return CRC.RunSafely(Fn, UserData); |
| 4652 | } |
| 4653 | |
| 4654 | unsigned GetSafetyThreadStackSize() { |
| 4655 | return SafetyStackThreadSize; |
| 4656 | } |
| 4657 | |
| 4658 | void SetSafetyThreadStackSize(unsigned Value) { |
| 4659 | SafetyStackThreadSize = Value; |
| 4660 | } |
| 4661 | |
| 4662 | } |
| 4663 | |
Ted Kremenek | 04bb716 | 2010-01-22 22:44:15 +0000 | [diff] [blame] | 4664 | extern "C" { |
| 4665 | |
Ted Kremenek | a2a9d6e | 2010-02-12 22:54:40 +0000 | [diff] [blame] | 4666 | CXString clang_getClangVersion() { |
Ted Kremenek | ee4db4f | 2010-02-17 00:41:08 +0000 | [diff] [blame] | 4667 | return createCXString(getClangFullVersion()); |
Ted Kremenek | 04bb716 | 2010-01-22 22:44:15 +0000 | [diff] [blame] | 4668 | } |
| 4669 | |
| 4670 | } // end: extern "C" |