forked from OSchip/llvm-project
1041 lines
32 KiB
C++
1041 lines
32 KiB
C++
//===- CXCursor.cpp - Routines for manipulating CXCursors -----------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines routines for manipulating CXCursors. It should be the
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// only file that has internal knowledge of the encoding of the data in
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// CXCursor.
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//
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//===----------------------------------------------------------------------===//
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#include "CXTranslationUnit.h"
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#include "CXCursor.h"
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#include "CXString.h"
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#include "clang/Frontend/ASTUnit.h"
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#include "clang/AST/Decl.h"
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#include "clang/AST/DeclCXX.h"
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#include "clang/AST/DeclObjC.h"
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#include "clang/AST/DeclTemplate.h"
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#include "clang/AST/Expr.h"
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#include "clang/AST/ExprCXX.h"
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#include "clang/AST/ExprObjC.h"
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#include "clang-c/Index.h"
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#include "llvm/Support/ErrorHandling.h"
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using namespace clang;
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using namespace cxcursor;
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CXCursor cxcursor::MakeCXCursorInvalid(CXCursorKind K) {
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assert(K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid);
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CXCursor C = { K, 0, { 0, 0, 0 } };
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return C;
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}
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static CXCursorKind GetCursorKind(const Attr *A) {
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assert(A && "Invalid arguments!");
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switch (A->getKind()) {
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default: break;
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case attr::IBAction: return CXCursor_IBActionAttr;
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case attr::IBOutlet: return CXCursor_IBOutletAttr;
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case attr::IBOutletCollection: return CXCursor_IBOutletCollectionAttr;
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case attr::Final: return CXCursor_CXXFinalAttr;
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case attr::Override: return CXCursor_CXXOverrideAttr;
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case attr::Annotate: return CXCursor_AnnotateAttr;
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}
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return CXCursor_UnexposedAttr;
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}
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CXCursor cxcursor::MakeCXCursor(const Attr *A, Decl *Parent,
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CXTranslationUnit TU) {
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assert(A && Parent && TU && "Invalid arguments!");
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CXCursor C = { GetCursorKind(A), 0, { Parent, (void*)A, TU } };
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return C;
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}
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CXCursor cxcursor::MakeCXCursor(Decl *D, CXTranslationUnit TU,
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SourceRange RegionOfInterest,
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bool FirstInDeclGroup) {
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assert(D && TU && "Invalid arguments!");
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CXCursorKind K = getCursorKindForDecl(D);
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if (K == CXCursor_ObjCClassMethodDecl ||
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K == CXCursor_ObjCInstanceMethodDecl) {
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int SelectorIdIndex = -1;
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// Check if cursor points to a selector id.
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if (RegionOfInterest.isValid() &&
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RegionOfInterest.getBegin() == RegionOfInterest.getEnd()) {
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SmallVector<SourceLocation, 16> SelLocs;
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cast<ObjCMethodDecl>(D)->getSelectorLocs(SelLocs);
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SmallVector<SourceLocation, 16>::iterator
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I=std::find(SelLocs.begin(), SelLocs.end(),RegionOfInterest.getBegin());
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if (I != SelLocs.end())
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SelectorIdIndex = I - SelLocs.begin();
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}
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CXCursor C = { K, SelectorIdIndex,
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{ D, (void*)(intptr_t) (FirstInDeclGroup ? 1 : 0), TU }};
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return C;
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}
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CXCursor C = { K, 0, { D, (void*)(intptr_t) (FirstInDeclGroup ? 1 : 0), TU }};
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return C;
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}
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CXCursor cxcursor::MakeCXCursor(Stmt *S, Decl *Parent, CXTranslationUnit TU,
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SourceRange RegionOfInterest) {
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assert(S && TU && "Invalid arguments!");
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CXCursorKind K = CXCursor_NotImplemented;
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switch (S->getStmtClass()) {
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case Stmt::NoStmtClass:
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break;
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case Stmt::CaseStmtClass:
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K = CXCursor_CaseStmt;
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break;
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case Stmt::DefaultStmtClass:
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K = CXCursor_DefaultStmt;
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break;
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case Stmt::IfStmtClass:
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K = CXCursor_IfStmt;
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break;
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case Stmt::SwitchStmtClass:
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K = CXCursor_SwitchStmt;
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break;
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case Stmt::WhileStmtClass:
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K = CXCursor_WhileStmt;
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break;
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case Stmt::DoStmtClass:
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K = CXCursor_DoStmt;
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break;
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case Stmt::ForStmtClass:
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K = CXCursor_ForStmt;
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break;
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case Stmt::GotoStmtClass:
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K = CXCursor_GotoStmt;
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break;
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case Stmt::IndirectGotoStmtClass:
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K = CXCursor_IndirectGotoStmt;
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break;
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case Stmt::ContinueStmtClass:
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K = CXCursor_ContinueStmt;
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break;
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case Stmt::BreakStmtClass:
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K = CXCursor_BreakStmt;
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break;
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case Stmt::ReturnStmtClass:
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K = CXCursor_ReturnStmt;
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break;
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case Stmt::AsmStmtClass:
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K = CXCursor_AsmStmt;
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break;
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case Stmt::ObjCAtTryStmtClass:
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K = CXCursor_ObjCAtTryStmt;
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break;
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case Stmt::ObjCAtCatchStmtClass:
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K = CXCursor_ObjCAtCatchStmt;
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break;
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case Stmt::ObjCAtFinallyStmtClass:
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K = CXCursor_ObjCAtFinallyStmt;
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break;
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case Stmt::ObjCAtThrowStmtClass:
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K = CXCursor_ObjCAtThrowStmt;
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break;
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case Stmt::ObjCAtSynchronizedStmtClass:
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K = CXCursor_ObjCAtSynchronizedStmt;
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break;
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case Stmt::ObjCAutoreleasePoolStmtClass:
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K = CXCursor_ObjCAutoreleasePoolStmt;
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break;
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case Stmt::ObjCForCollectionStmtClass:
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K = CXCursor_ObjCForCollectionStmt;
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break;
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case Stmt::CXXCatchStmtClass:
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K = CXCursor_CXXCatchStmt;
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break;
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case Stmt::CXXTryStmtClass:
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K = CXCursor_CXXTryStmt;
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break;
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case Stmt::CXXForRangeStmtClass:
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K = CXCursor_CXXForRangeStmt;
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break;
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case Stmt::SEHTryStmtClass:
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K = CXCursor_SEHTryStmt;
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break;
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case Stmt::SEHExceptStmtClass:
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K = CXCursor_SEHExceptStmt;
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break;
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case Stmt::SEHFinallyStmtClass:
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K = CXCursor_SEHFinallyStmt;
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break;
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case Stmt::ArrayTypeTraitExprClass:
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case Stmt::AsTypeExprClass:
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case Stmt::AtomicExprClass:
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case Stmt::BinaryConditionalOperatorClass:
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case Stmt::BinaryTypeTraitExprClass:
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case Stmt::CXXBindTemporaryExprClass:
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case Stmt::CXXDefaultArgExprClass:
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case Stmt::CXXScalarValueInitExprClass:
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case Stmt::CXXUuidofExprClass:
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case Stmt::ChooseExprClass:
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case Stmt::DesignatedInitExprClass:
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case Stmt::ExprWithCleanupsClass:
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case Stmt::ExpressionTraitExprClass:
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case Stmt::ExtVectorElementExprClass:
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case Stmt::ImplicitCastExprClass:
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case Stmt::ImplicitValueInitExprClass:
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case Stmt::MaterializeTemporaryExprClass:
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case Stmt::ObjCIndirectCopyRestoreExprClass:
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case Stmt::OffsetOfExprClass:
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case Stmt::OpaqueValueExprClass:
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case Stmt::ParenListExprClass:
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case Stmt::PredefinedExprClass:
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case Stmt::ShuffleVectorExprClass:
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case Stmt::UnaryExprOrTypeTraitExprClass:
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case Stmt::UnaryTypeTraitExprClass:
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case Stmt::VAArgExprClass:
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K = CXCursor_UnexposedExpr;
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break;
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case Stmt::CompoundStmtClass:
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K = CXCursor_CompoundStmt;
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break;
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case Stmt::NullStmtClass:
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K = CXCursor_NullStmt;
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break;
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case Stmt::LabelStmtClass:
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K = CXCursor_LabelStmt;
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break;
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case Stmt::DeclStmtClass:
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K = CXCursor_DeclStmt;
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break;
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case Stmt::IntegerLiteralClass:
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K = CXCursor_IntegerLiteral;
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break;
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case Stmt::FloatingLiteralClass:
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K = CXCursor_FloatingLiteral;
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break;
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case Stmt::ImaginaryLiteralClass:
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K = CXCursor_ImaginaryLiteral;
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break;
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case Stmt::StringLiteralClass:
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K = CXCursor_StringLiteral;
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break;
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case Stmt::CharacterLiteralClass:
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K = CXCursor_CharacterLiteral;
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break;
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case Stmt::ParenExprClass:
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K = CXCursor_ParenExpr;
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break;
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case Stmt::UnaryOperatorClass:
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K = CXCursor_UnaryOperator;
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break;
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case Stmt::CXXNoexceptExprClass:
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K = CXCursor_UnaryExpr;
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break;
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case Stmt::ArraySubscriptExprClass:
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K = CXCursor_ArraySubscriptExpr;
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break;
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case Stmt::BinaryOperatorClass:
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K = CXCursor_BinaryOperator;
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break;
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case Stmt::CompoundAssignOperatorClass:
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K = CXCursor_CompoundAssignOperator;
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break;
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case Stmt::ConditionalOperatorClass:
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K = CXCursor_ConditionalOperator;
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break;
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case Stmt::CStyleCastExprClass:
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K = CXCursor_CStyleCastExpr;
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break;
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case Stmt::CompoundLiteralExprClass:
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K = CXCursor_CompoundLiteralExpr;
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break;
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case Stmt::InitListExprClass:
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K = CXCursor_InitListExpr;
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break;
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case Stmt::AddrLabelExprClass:
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K = CXCursor_AddrLabelExpr;
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break;
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case Stmt::StmtExprClass:
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K = CXCursor_StmtExpr;
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break;
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case Stmt::GenericSelectionExprClass:
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K = CXCursor_GenericSelectionExpr;
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break;
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case Stmt::GNUNullExprClass:
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K = CXCursor_GNUNullExpr;
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break;
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case Stmt::CXXStaticCastExprClass:
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K = CXCursor_CXXStaticCastExpr;
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break;
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case Stmt::CXXDynamicCastExprClass:
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K = CXCursor_CXXDynamicCastExpr;
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break;
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case Stmt::CXXReinterpretCastExprClass:
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K = CXCursor_CXXReinterpretCastExpr;
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break;
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case Stmt::CXXConstCastExprClass:
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K = CXCursor_CXXConstCastExpr;
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break;
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case Stmt::CXXFunctionalCastExprClass:
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K = CXCursor_CXXFunctionalCastExpr;
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break;
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case Stmt::CXXTypeidExprClass:
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K = CXCursor_CXXTypeidExpr;
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break;
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case Stmt::CXXBoolLiteralExprClass:
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K = CXCursor_CXXBoolLiteralExpr;
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break;
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case Stmt::CXXNullPtrLiteralExprClass:
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K = CXCursor_CXXNullPtrLiteralExpr;
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break;
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case Stmt::CXXThisExprClass:
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K = CXCursor_CXXThisExpr;
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break;
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case Stmt::CXXThrowExprClass:
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K = CXCursor_CXXThrowExpr;
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break;
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case Stmt::CXXNewExprClass:
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K = CXCursor_CXXNewExpr;
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break;
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case Stmt::CXXDeleteExprClass:
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K = CXCursor_CXXDeleteExpr;
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break;
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case Stmt::ObjCStringLiteralClass:
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K = CXCursor_ObjCStringLiteral;
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break;
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case Stmt::ObjCEncodeExprClass:
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K = CXCursor_ObjCEncodeExpr;
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break;
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case Stmt::ObjCSelectorExprClass:
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K = CXCursor_ObjCSelectorExpr;
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break;
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case Stmt::ObjCProtocolExprClass:
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K = CXCursor_ObjCProtocolExpr;
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break;
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case Stmt::ObjCBridgedCastExprClass:
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K = CXCursor_ObjCBridgedCastExpr;
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break;
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case Stmt::BlockExprClass:
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K = CXCursor_BlockExpr;
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break;
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case Stmt::PackExpansionExprClass:
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K = CXCursor_PackExpansionExpr;
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break;
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case Stmt::SizeOfPackExprClass:
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K = CXCursor_SizeOfPackExpr;
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break;
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case Stmt::BlockDeclRefExprClass:
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case Stmt::DeclRefExprClass:
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case Stmt::DependentScopeDeclRefExprClass:
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case Stmt::SubstNonTypeTemplateParmExprClass:
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case Stmt::SubstNonTypeTemplateParmPackExprClass:
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case Stmt::UnresolvedLookupExprClass:
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K = CXCursor_DeclRefExpr;
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break;
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case Stmt::CXXDependentScopeMemberExprClass:
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case Stmt::CXXPseudoDestructorExprClass:
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case Stmt::MemberExprClass:
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case Stmt::ObjCIsaExprClass:
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case Stmt::ObjCIvarRefExprClass:
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case Stmt::ObjCPropertyRefExprClass:
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case Stmt::UnresolvedMemberExprClass:
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K = CXCursor_MemberRefExpr;
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break;
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case Stmt::CallExprClass:
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case Stmt::CXXOperatorCallExprClass:
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case Stmt::CXXMemberCallExprClass:
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case Stmt::CUDAKernelCallExprClass:
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case Stmt::CXXConstructExprClass:
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case Stmt::CXXTemporaryObjectExprClass:
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case Stmt::CXXUnresolvedConstructExprClass:
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K = CXCursor_CallExpr;
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break;
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case Stmt::ObjCMessageExprClass: {
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K = CXCursor_ObjCMessageExpr;
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int SelectorIdIndex = -1;
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// Check if cursor points to a selector id.
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if (RegionOfInterest.isValid() &&
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RegionOfInterest.getBegin() == RegionOfInterest.getEnd()) {
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SmallVector<SourceLocation, 16> SelLocs;
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cast<ObjCMessageExpr>(S)->getSelectorLocs(SelLocs);
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SmallVector<SourceLocation, 16>::iterator
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I=std::find(SelLocs.begin(), SelLocs.end(),RegionOfInterest.getBegin());
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if (I != SelLocs.end())
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SelectorIdIndex = I - SelLocs.begin();
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}
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CXCursor C = { K, 0, { Parent, S, TU } };
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return getSelectorIdentifierCursor(SelectorIdIndex, C);
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}
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case Stmt::MSDependentExistsStmtClass:
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K = CXCursor_UnexposedStmt;
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break;
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}
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CXCursor C = { K, 0, { Parent, S, TU } };
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return C;
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}
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CXCursor cxcursor::MakeCursorObjCSuperClassRef(ObjCInterfaceDecl *Super,
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SourceLocation Loc,
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CXTranslationUnit TU) {
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assert(Super && TU && "Invalid arguments!");
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void *RawLoc = reinterpret_cast<void *>(Loc.getRawEncoding());
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CXCursor C = { CXCursor_ObjCSuperClassRef, 0, { Super, RawLoc, TU } };
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return C;
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}
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std::pair<ObjCInterfaceDecl *, SourceLocation>
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cxcursor::getCursorObjCSuperClassRef(CXCursor C) {
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assert(C.kind == CXCursor_ObjCSuperClassRef);
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return std::make_pair(static_cast<ObjCInterfaceDecl *>(C.data[0]),
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SourceLocation::getFromRawEncoding(
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reinterpret_cast<uintptr_t>(C.data[1])));
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}
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CXCursor cxcursor::MakeCursorObjCProtocolRef(const ObjCProtocolDecl *Proto,
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SourceLocation Loc,
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CXTranslationUnit TU) {
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assert(Proto && TU && "Invalid arguments!");
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void *RawLoc = reinterpret_cast<void *>(Loc.getRawEncoding());
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CXCursor C = { CXCursor_ObjCProtocolRef, 0, { (void*)Proto, RawLoc, TU } };
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return C;
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}
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std::pair<ObjCProtocolDecl *, SourceLocation>
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cxcursor::getCursorObjCProtocolRef(CXCursor C) {
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assert(C.kind == CXCursor_ObjCProtocolRef);
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return std::make_pair(static_cast<ObjCProtocolDecl *>(C.data[0]),
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SourceLocation::getFromRawEncoding(
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reinterpret_cast<uintptr_t>(C.data[1])));
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}
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CXCursor cxcursor::MakeCursorObjCClassRef(const ObjCInterfaceDecl *Class,
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SourceLocation Loc,
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CXTranslationUnit TU) {
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// 'Class' can be null for invalid code.
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if (!Class)
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return MakeCXCursorInvalid(CXCursor_InvalidCode);
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assert(TU && "Invalid arguments!");
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void *RawLoc = reinterpret_cast<void *>(Loc.getRawEncoding());
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CXCursor C = { CXCursor_ObjCClassRef, 0, { (void*)Class, RawLoc, TU } };
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return C;
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}
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std::pair<ObjCInterfaceDecl *, SourceLocation>
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cxcursor::getCursorObjCClassRef(CXCursor C) {
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assert(C.kind == CXCursor_ObjCClassRef);
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return std::make_pair(static_cast<ObjCInterfaceDecl *>(C.data[0]),
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SourceLocation::getFromRawEncoding(
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reinterpret_cast<uintptr_t>(C.data[1])));
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}
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CXCursor cxcursor::MakeCursorTypeRef(const TypeDecl *Type, SourceLocation Loc,
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CXTranslationUnit TU) {
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assert(Type && TU && "Invalid arguments!");
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void *RawLoc = reinterpret_cast<void *>(Loc.getRawEncoding());
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CXCursor C = { CXCursor_TypeRef, 0, { (void*)Type, RawLoc, TU } };
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return C;
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}
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std::pair<TypeDecl *, SourceLocation>
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cxcursor::getCursorTypeRef(CXCursor C) {
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assert(C.kind == CXCursor_TypeRef);
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return std::make_pair(static_cast<TypeDecl *>(C.data[0]),
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SourceLocation::getFromRawEncoding(
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reinterpret_cast<uintptr_t>(C.data[1])));
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}
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CXCursor cxcursor::MakeCursorTemplateRef(TemplateDecl *Template,
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SourceLocation Loc,
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CXTranslationUnit TU) {
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assert(Template && TU && "Invalid arguments!");
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void *RawLoc = reinterpret_cast<void *>(Loc.getRawEncoding());
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CXCursor C = { CXCursor_TemplateRef, 0, { Template, RawLoc, TU } };
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return C;
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}
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std::pair<TemplateDecl *, SourceLocation>
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cxcursor::getCursorTemplateRef(CXCursor C) {
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assert(C.kind == CXCursor_TemplateRef);
|
|
return std::make_pair(static_cast<TemplateDecl *>(C.data[0]),
|
|
SourceLocation::getFromRawEncoding(
|
|
reinterpret_cast<uintptr_t>(C.data[1])));
|
|
}
|
|
|
|
CXCursor cxcursor::MakeCursorNamespaceRef(NamedDecl *NS, SourceLocation Loc,
|
|
CXTranslationUnit TU) {
|
|
|
|
assert(NS && (isa<NamespaceDecl>(NS) || isa<NamespaceAliasDecl>(NS)) && TU &&
|
|
"Invalid arguments!");
|
|
void *RawLoc = reinterpret_cast<void *>(Loc.getRawEncoding());
|
|
CXCursor C = { CXCursor_NamespaceRef, 0, { NS, RawLoc, TU } };
|
|
return C;
|
|
}
|
|
|
|
std::pair<NamedDecl *, SourceLocation>
|
|
cxcursor::getCursorNamespaceRef(CXCursor C) {
|
|
assert(C.kind == CXCursor_NamespaceRef);
|
|
return std::make_pair(static_cast<NamedDecl *>(C.data[0]),
|
|
SourceLocation::getFromRawEncoding(
|
|
reinterpret_cast<uintptr_t>(C.data[1])));
|
|
}
|
|
|
|
CXCursor cxcursor::MakeCursorMemberRef(FieldDecl *Field, SourceLocation Loc,
|
|
CXTranslationUnit TU) {
|
|
|
|
assert(Field && TU && "Invalid arguments!");
|
|
void *RawLoc = reinterpret_cast<void *>(Loc.getRawEncoding());
|
|
CXCursor C = { CXCursor_MemberRef, 0, { Field, RawLoc, TU } };
|
|
return C;
|
|
}
|
|
|
|
std::pair<FieldDecl *, SourceLocation>
|
|
cxcursor::getCursorMemberRef(CXCursor C) {
|
|
assert(C.kind == CXCursor_MemberRef);
|
|
return std::make_pair(static_cast<FieldDecl *>(C.data[0]),
|
|
SourceLocation::getFromRawEncoding(
|
|
reinterpret_cast<uintptr_t>(C.data[1])));
|
|
}
|
|
|
|
CXCursor cxcursor::MakeCursorCXXBaseSpecifier(CXXBaseSpecifier *B,
|
|
CXTranslationUnit TU){
|
|
CXCursor C = { CXCursor_CXXBaseSpecifier, 0, { B, 0, TU } };
|
|
return C;
|
|
}
|
|
|
|
CXXBaseSpecifier *cxcursor::getCursorCXXBaseSpecifier(CXCursor C) {
|
|
assert(C.kind == CXCursor_CXXBaseSpecifier);
|
|
return static_cast<CXXBaseSpecifier*>(C.data[0]);
|
|
}
|
|
|
|
CXCursor cxcursor::MakePreprocessingDirectiveCursor(SourceRange Range,
|
|
CXTranslationUnit TU) {
|
|
CXCursor C = { CXCursor_PreprocessingDirective, 0,
|
|
{ reinterpret_cast<void *>(Range.getBegin().getRawEncoding()),
|
|
reinterpret_cast<void *>(Range.getEnd().getRawEncoding()),
|
|
TU }
|
|
};
|
|
return C;
|
|
}
|
|
|
|
SourceRange cxcursor::getCursorPreprocessingDirective(CXCursor C) {
|
|
assert(C.kind == CXCursor_PreprocessingDirective);
|
|
SourceRange Range = SourceRange(SourceLocation::getFromRawEncoding(
|
|
reinterpret_cast<uintptr_t> (C.data[0])),
|
|
SourceLocation::getFromRawEncoding(
|
|
reinterpret_cast<uintptr_t> (C.data[1])));
|
|
ASTUnit *TU = getCursorASTUnit(C);
|
|
return TU->mapRangeFromPreamble(Range);
|
|
}
|
|
|
|
CXCursor cxcursor::MakeMacroDefinitionCursor(MacroDefinition *MI,
|
|
CXTranslationUnit TU) {
|
|
CXCursor C = { CXCursor_MacroDefinition, 0, { MI, 0, TU } };
|
|
return C;
|
|
}
|
|
|
|
MacroDefinition *cxcursor::getCursorMacroDefinition(CXCursor C) {
|
|
assert(C.kind == CXCursor_MacroDefinition);
|
|
return static_cast<MacroDefinition *>(C.data[0]);
|
|
}
|
|
|
|
CXCursor cxcursor::MakeMacroExpansionCursor(MacroExpansion *MI,
|
|
CXTranslationUnit TU) {
|
|
CXCursor C = { CXCursor_MacroExpansion, 0, { MI, 0, TU } };
|
|
return C;
|
|
}
|
|
|
|
MacroExpansion *cxcursor::getCursorMacroExpansion(CXCursor C) {
|
|
assert(C.kind == CXCursor_MacroExpansion);
|
|
return static_cast<MacroExpansion *>(C.data[0]);
|
|
}
|
|
|
|
CXCursor cxcursor::MakeInclusionDirectiveCursor(InclusionDirective *ID,
|
|
CXTranslationUnit TU) {
|
|
CXCursor C = { CXCursor_InclusionDirective, 0, { ID, 0, TU } };
|
|
return C;
|
|
}
|
|
|
|
InclusionDirective *cxcursor::getCursorInclusionDirective(CXCursor C) {
|
|
assert(C.kind == CXCursor_InclusionDirective);
|
|
return static_cast<InclusionDirective *>(C.data[0]);
|
|
}
|
|
|
|
CXCursor cxcursor::MakeCursorLabelRef(LabelStmt *Label, SourceLocation Loc,
|
|
CXTranslationUnit TU) {
|
|
|
|
assert(Label && TU && "Invalid arguments!");
|
|
void *RawLoc = reinterpret_cast<void *>(Loc.getRawEncoding());
|
|
CXCursor C = { CXCursor_LabelRef, 0, { Label, RawLoc, TU } };
|
|
return C;
|
|
}
|
|
|
|
std::pair<LabelStmt*, SourceLocation>
|
|
cxcursor::getCursorLabelRef(CXCursor C) {
|
|
assert(C.kind == CXCursor_LabelRef);
|
|
return std::make_pair(static_cast<LabelStmt *>(C.data[0]),
|
|
SourceLocation::getFromRawEncoding(
|
|
reinterpret_cast<uintptr_t>(C.data[1])));
|
|
}
|
|
|
|
CXCursor cxcursor::MakeCursorOverloadedDeclRef(OverloadExpr *E,
|
|
CXTranslationUnit TU) {
|
|
assert(E && TU && "Invalid arguments!");
|
|
OverloadedDeclRefStorage Storage(E);
|
|
void *RawLoc = reinterpret_cast<void *>(E->getNameLoc().getRawEncoding());
|
|
CXCursor C = {
|
|
CXCursor_OverloadedDeclRef, 0,
|
|
{ Storage.getOpaqueValue(), RawLoc, TU }
|
|
};
|
|
return C;
|
|
}
|
|
|
|
CXCursor cxcursor::MakeCursorOverloadedDeclRef(Decl *D,
|
|
SourceLocation Loc,
|
|
CXTranslationUnit TU) {
|
|
assert(D && TU && "Invalid arguments!");
|
|
void *RawLoc = reinterpret_cast<void *>(Loc.getRawEncoding());
|
|
OverloadedDeclRefStorage Storage(D);
|
|
CXCursor C = {
|
|
CXCursor_OverloadedDeclRef, 0,
|
|
{ Storage.getOpaqueValue(), RawLoc, TU }
|
|
};
|
|
return C;
|
|
}
|
|
|
|
CXCursor cxcursor::MakeCursorOverloadedDeclRef(TemplateName Name,
|
|
SourceLocation Loc,
|
|
CXTranslationUnit TU) {
|
|
assert(Name.getAsOverloadedTemplate() && TU && "Invalid arguments!");
|
|
void *RawLoc = reinterpret_cast<void *>(Loc.getRawEncoding());
|
|
OverloadedDeclRefStorage Storage(Name.getAsOverloadedTemplate());
|
|
CXCursor C = {
|
|
CXCursor_OverloadedDeclRef, 0,
|
|
{ Storage.getOpaqueValue(), RawLoc, TU }
|
|
};
|
|
return C;
|
|
}
|
|
|
|
std::pair<cxcursor::OverloadedDeclRefStorage, SourceLocation>
|
|
cxcursor::getCursorOverloadedDeclRef(CXCursor C) {
|
|
assert(C.kind == CXCursor_OverloadedDeclRef);
|
|
return std::make_pair(OverloadedDeclRefStorage::getFromOpaqueValue(C.data[0]),
|
|
SourceLocation::getFromRawEncoding(
|
|
reinterpret_cast<uintptr_t>(C.data[1])));
|
|
}
|
|
|
|
Decl *cxcursor::getCursorDecl(CXCursor Cursor) {
|
|
return (Decl *)Cursor.data[0];
|
|
}
|
|
|
|
Expr *cxcursor::getCursorExpr(CXCursor Cursor) {
|
|
return dyn_cast_or_null<Expr>(getCursorStmt(Cursor));
|
|
}
|
|
|
|
Stmt *cxcursor::getCursorStmt(CXCursor Cursor) {
|
|
if (Cursor.kind == CXCursor_ObjCSuperClassRef ||
|
|
Cursor.kind == CXCursor_ObjCProtocolRef ||
|
|
Cursor.kind == CXCursor_ObjCClassRef)
|
|
return 0;
|
|
|
|
return (Stmt *)Cursor.data[1];
|
|
}
|
|
|
|
Attr *cxcursor::getCursorAttr(CXCursor Cursor) {
|
|
return (Attr *)Cursor.data[1];
|
|
}
|
|
|
|
Decl *cxcursor::getCursorParentDecl(CXCursor Cursor) {
|
|
return (Decl *)Cursor.data[0];
|
|
}
|
|
|
|
ASTContext &cxcursor::getCursorContext(CXCursor Cursor) {
|
|
return getCursorASTUnit(Cursor)->getASTContext();
|
|
}
|
|
|
|
ASTUnit *cxcursor::getCursorASTUnit(CXCursor Cursor) {
|
|
return static_cast<ASTUnit *>(static_cast<CXTranslationUnit>(Cursor.data[2])
|
|
->TUData);
|
|
}
|
|
|
|
CXTranslationUnit cxcursor::getCursorTU(CXCursor Cursor) {
|
|
return static_cast<CXTranslationUnit>(Cursor.data[2]);
|
|
}
|
|
|
|
static void CollectOverriddenMethods(CXTranslationUnit TU,
|
|
DeclContext *Ctx,
|
|
ObjCMethodDecl *Method,
|
|
SmallVectorImpl<CXCursor> &Methods) {
|
|
if (!Ctx)
|
|
return;
|
|
|
|
// If we have a class or category implementation, jump straight to the
|
|
// interface.
|
|
if (ObjCImplDecl *Impl = dyn_cast<ObjCImplDecl>(Ctx))
|
|
return CollectOverriddenMethods(TU, Impl->getClassInterface(),
|
|
Method, Methods);
|
|
|
|
ObjCContainerDecl *Container = dyn_cast<ObjCContainerDecl>(Ctx);
|
|
if (!Container)
|
|
return;
|
|
|
|
// Check whether we have a matching method at this level.
|
|
if (ObjCMethodDecl *Overridden = Container->getMethod(Method->getSelector(),
|
|
Method->isInstanceMethod()))
|
|
if (Method != Overridden) {
|
|
// We found an override at this level; there is no need to look
|
|
// into other protocols or categories.
|
|
Methods.push_back(MakeCXCursor(Overridden, TU));
|
|
return;
|
|
}
|
|
|
|
if (ObjCProtocolDecl *Protocol = dyn_cast<ObjCProtocolDecl>(Container)) {
|
|
for (ObjCProtocolDecl::protocol_iterator P = Protocol->protocol_begin(),
|
|
PEnd = Protocol->protocol_end();
|
|
P != PEnd; ++P)
|
|
CollectOverriddenMethods(TU, *P, Method, Methods);
|
|
}
|
|
|
|
if (ObjCCategoryDecl *Category = dyn_cast<ObjCCategoryDecl>(Container)) {
|
|
for (ObjCCategoryDecl::protocol_iterator P = Category->protocol_begin(),
|
|
PEnd = Category->protocol_end();
|
|
P != PEnd; ++P)
|
|
CollectOverriddenMethods(TU, *P, Method, Methods);
|
|
}
|
|
|
|
if (ObjCInterfaceDecl *Interface = dyn_cast<ObjCInterfaceDecl>(Container)) {
|
|
for (ObjCInterfaceDecl::protocol_iterator P = Interface->protocol_begin(),
|
|
PEnd = Interface->protocol_end();
|
|
P != PEnd; ++P)
|
|
CollectOverriddenMethods(TU, *P, Method, Methods);
|
|
|
|
for (ObjCCategoryDecl *Category = Interface->getCategoryList();
|
|
Category; Category = Category->getNextClassCategory())
|
|
CollectOverriddenMethods(TU, Category, Method, Methods);
|
|
|
|
// We only look into the superclass if we haven't found anything yet.
|
|
if (Methods.empty())
|
|
if (ObjCInterfaceDecl *Super = Interface->getSuperClass())
|
|
return CollectOverriddenMethods(TU, Super, Method, Methods);
|
|
}
|
|
}
|
|
|
|
void cxcursor::getOverriddenCursors(CXCursor cursor,
|
|
SmallVectorImpl<CXCursor> &overridden) {
|
|
if (!clang_isDeclaration(cursor.kind))
|
|
return;
|
|
|
|
Decl *D = getCursorDecl(cursor);
|
|
if (!D)
|
|
return;
|
|
|
|
// Handle C++ member functions.
|
|
CXTranslationUnit TU = getCursorTU(cursor);
|
|
if (CXXMethodDecl *CXXMethod = dyn_cast<CXXMethodDecl>(D)) {
|
|
for (CXXMethodDecl::method_iterator
|
|
M = CXXMethod->begin_overridden_methods(),
|
|
MEnd = CXXMethod->end_overridden_methods();
|
|
M != MEnd; ++M)
|
|
overridden.push_back(MakeCXCursor(const_cast<CXXMethodDecl*>(*M), TU));
|
|
return;
|
|
}
|
|
|
|
ObjCMethodDecl *Method = dyn_cast<ObjCMethodDecl>(D);
|
|
if (!Method)
|
|
return;
|
|
|
|
// Handle Objective-C methods.
|
|
CollectOverriddenMethods(TU, Method->getDeclContext(), Method, overridden);
|
|
}
|
|
|
|
std::pair<int, SourceLocation>
|
|
cxcursor::getSelectorIdentifierIndexAndLoc(CXCursor cursor) {
|
|
if (cursor.kind == CXCursor_ObjCMessageExpr) {
|
|
if (cursor.xdata != -1)
|
|
return std::make_pair(cursor.xdata,
|
|
cast<ObjCMessageExpr>(getCursorExpr(cursor))
|
|
->getSelectorLoc(cursor.xdata));
|
|
} else if (cursor.kind == CXCursor_ObjCClassMethodDecl ||
|
|
cursor.kind == CXCursor_ObjCInstanceMethodDecl) {
|
|
if (cursor.xdata != -1)
|
|
return std::make_pair(cursor.xdata,
|
|
cast<ObjCMethodDecl>(getCursorDecl(cursor))
|
|
->getSelectorLoc(cursor.xdata));
|
|
}
|
|
|
|
return std::make_pair(-1, SourceLocation());
|
|
}
|
|
|
|
CXCursor cxcursor::getSelectorIdentifierCursor(int SelIdx, CXCursor cursor) {
|
|
CXCursor newCursor = cursor;
|
|
|
|
if (cursor.kind == CXCursor_ObjCMessageExpr) {
|
|
if (SelIdx == -1 ||
|
|
unsigned(SelIdx) >= cast<ObjCMessageExpr>(getCursorExpr(cursor))
|
|
->getNumSelectorLocs())
|
|
newCursor.xdata = -1;
|
|
else
|
|
newCursor.xdata = SelIdx;
|
|
} else if (cursor.kind == CXCursor_ObjCClassMethodDecl ||
|
|
cursor.kind == CXCursor_ObjCInstanceMethodDecl) {
|
|
if (SelIdx == -1 ||
|
|
unsigned(SelIdx) >= cast<ObjCMethodDecl>(getCursorDecl(cursor))
|
|
->getNumSelectorLocs())
|
|
newCursor.xdata = -1;
|
|
else
|
|
newCursor.xdata = SelIdx;
|
|
}
|
|
|
|
return newCursor;
|
|
}
|
|
|
|
CXCursor cxcursor::getTypeRefCursor(CXCursor cursor) {
|
|
if (cursor.kind != CXCursor_CallExpr)
|
|
return cursor;
|
|
|
|
if (cursor.xdata == 0)
|
|
return cursor;
|
|
|
|
Expr *E = getCursorExpr(cursor);
|
|
TypeSourceInfo *Type = 0;
|
|
if (CXXUnresolvedConstructExpr *
|
|
UnCtor = dyn_cast<CXXUnresolvedConstructExpr>(E)) {
|
|
Type = UnCtor->getTypeSourceInfo();
|
|
} else if (CXXTemporaryObjectExpr *Tmp = dyn_cast<CXXTemporaryObjectExpr>(E)){
|
|
Type = Tmp->getTypeSourceInfo();
|
|
}
|
|
|
|
if (!Type)
|
|
return cursor;
|
|
|
|
CXTranslationUnit TU = getCursorTU(cursor);
|
|
QualType Ty = Type->getType();
|
|
TypeLoc TL = Type->getTypeLoc();
|
|
SourceLocation Loc = TL.getBeginLoc();
|
|
|
|
if (const ElaboratedType *ElabT = Ty->getAs<ElaboratedType>()) {
|
|
Ty = ElabT->getNamedType();
|
|
ElaboratedTypeLoc ElabTL = cast<ElaboratedTypeLoc>(TL);
|
|
Loc = ElabTL.getNamedTypeLoc().getBeginLoc();
|
|
}
|
|
|
|
if (const TypedefType *Typedef = Ty->getAs<TypedefType>())
|
|
return MakeCursorTypeRef(Typedef->getDecl(), Loc, TU);
|
|
if (const TagType *Tag = Ty->getAs<TagType>())
|
|
return MakeCursorTypeRef(Tag->getDecl(), Loc, TU);
|
|
if (const TemplateTypeParmType *TemplP = Ty->getAs<TemplateTypeParmType>())
|
|
return MakeCursorTypeRef(TemplP->getDecl(), Loc, TU);
|
|
|
|
return cursor;
|
|
}
|
|
|
|
bool cxcursor::operator==(CXCursor X, CXCursor Y) {
|
|
return X.kind == Y.kind && X.data[0] == Y.data[0] && X.data[1] == Y.data[1] &&
|
|
X.data[2] == Y.data[2];
|
|
}
|
|
|
|
// FIXME: Remove once we can model DeclGroups and their appropriate ranges
|
|
// properly in the ASTs.
|
|
bool cxcursor::isFirstInDeclGroup(CXCursor C) {
|
|
assert(clang_isDeclaration(C.kind));
|
|
return ((uintptr_t) (C.data[1])) != 0;
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// libclang CXCursor APIs
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
extern "C" {
|
|
|
|
int clang_Cursor_isNull(CXCursor cursor) {
|
|
return clang_equalCursors(cursor, clang_getNullCursor());
|
|
}
|
|
|
|
CXTranslationUnit clang_Cursor_getTranslationUnit(CXCursor cursor) {
|
|
return getCursorTU(cursor);
|
|
}
|
|
|
|
} // end: extern "C"
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// CXCursorSet.
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
typedef llvm::DenseMap<CXCursor, unsigned> CXCursorSet_Impl;
|
|
|
|
static inline CXCursorSet packCXCursorSet(CXCursorSet_Impl *setImpl) {
|
|
return (CXCursorSet) setImpl;
|
|
}
|
|
static inline CXCursorSet_Impl *unpackCXCursorSet(CXCursorSet set) {
|
|
return (CXCursorSet_Impl*) set;
|
|
}
|
|
namespace llvm {
|
|
template<> struct DenseMapInfo<CXCursor> {
|
|
public:
|
|
static inline CXCursor getEmptyKey() {
|
|
return MakeCXCursorInvalid(CXCursor_InvalidFile);
|
|
}
|
|
static inline CXCursor getTombstoneKey() {
|
|
return MakeCXCursorInvalid(CXCursor_NoDeclFound);
|
|
}
|
|
static inline unsigned getHashValue(const CXCursor &cursor) {
|
|
return llvm::DenseMapInfo<std::pair<void*,void*> >
|
|
::getHashValue(std::make_pair(cursor.data[0], cursor.data[1]));
|
|
}
|
|
static inline bool isEqual(const CXCursor &x, const CXCursor &y) {
|
|
return x.kind == y.kind &&
|
|
x.data[0] == y.data[0] &&
|
|
x.data[1] == y.data[1];
|
|
}
|
|
};
|
|
}
|
|
|
|
extern "C" {
|
|
CXCursorSet clang_createCXCursorSet() {
|
|
return packCXCursorSet(new CXCursorSet_Impl());
|
|
}
|
|
|
|
void clang_disposeCXCursorSet(CXCursorSet set) {
|
|
delete unpackCXCursorSet(set);
|
|
}
|
|
|
|
unsigned clang_CXCursorSet_contains(CXCursorSet set, CXCursor cursor) {
|
|
CXCursorSet_Impl *setImpl = unpackCXCursorSet(set);
|
|
if (!setImpl)
|
|
return 0;
|
|
return setImpl->find(cursor) == setImpl->end();
|
|
}
|
|
|
|
unsigned clang_CXCursorSet_insert(CXCursorSet set, CXCursor cursor) {
|
|
// Do not insert invalid cursors into the set.
|
|
if (cursor.kind >= CXCursor_FirstInvalid &&
|
|
cursor.kind <= CXCursor_LastInvalid)
|
|
return 1;
|
|
|
|
CXCursorSet_Impl *setImpl = unpackCXCursorSet(set);
|
|
if (!setImpl)
|
|
return 1;
|
|
unsigned &entry = (*setImpl)[cursor];
|
|
unsigned flag = entry == 0 ? 1 : 0;
|
|
entry = 1;
|
|
return flag;
|
|
}
|
|
|
|
CXCompletionString clang_getCursorCompletionString(CXCursor cursor) {
|
|
enum CXCursorKind kind = clang_getCursorKind(cursor);
|
|
if (clang_isDeclaration(kind)) {
|
|
Decl *decl = getCursorDecl(cursor);
|
|
if (isa<NamedDecl>(decl)) {
|
|
NamedDecl *namedDecl = (NamedDecl *)decl;
|
|
ASTUnit *unit = getCursorASTUnit(cursor);
|
|
if (unit->hasSema()) {
|
|
Sema &S = unit->getSema();
|
|
CodeCompletionAllocator *Allocator
|
|
= unit->getCursorCompletionAllocator().getPtr();
|
|
CodeCompletionResult Result(namedDecl);
|
|
CodeCompletionString *String
|
|
= Result.CreateCodeCompletionString(S, *Allocator);
|
|
return String;
|
|
}
|
|
}
|
|
}
|
|
else if (kind == CXCursor_MacroDefinition) {
|
|
MacroDefinition *definition = getCursorMacroDefinition(cursor);
|
|
const IdentifierInfo *MacroInfo = definition->getName();
|
|
ASTUnit *unit = getCursorASTUnit(cursor);
|
|
if (unit->hasSema()) {
|
|
Sema &S = unit->getSema();
|
|
CodeCompletionAllocator *Allocator
|
|
= unit->getCursorCompletionAllocator().getPtr();
|
|
CodeCompletionResult Result(const_cast<IdentifierInfo *>(MacroInfo));
|
|
CodeCompletionString *String
|
|
= Result.CreateCodeCompletionString(S, *Allocator);
|
|
return String;
|
|
}
|
|
}
|
|
return NULL;
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}
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} // end: extern "C"
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