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-rw-r--r--include/clang-c/Index.h29
-rw-r--r--test/Index/skip-parsed-bodies/compile_commands.json58
-rw-r--r--test/Index/skip-parsed-bodies/lit.local.cfg1
-rw-r--r--test/Index/skip-parsed-bodies/t.h30
-rw-r--r--test/Index/skip-parsed-bodies/t1.cpp1
-rw-r--r--test/Index/skip-parsed-bodies/t2.cpp1
-rw-r--r--test/Index/skip-parsed-bodies/t3.cpp1
-rw-r--r--tools/c-index-test/c-index-test.c9
-rw-r--r--tools/libclang/Indexing.cpp287
-rw-r--r--tools/libclang/IndexingContext.cpp28
-rw-r--r--tools/libclang/IndexingContext.h2
11 files changed, 420 insertions, 27 deletions
diff --git a/include/clang-c/Index.h b/include/clang-c/Index.h
index ac8f4dfa10..ea84de6d79 100644
--- a/include/clang-c/Index.h
+++ b/include/clang-c/Index.h
@@ -32,7 +32,7 @@
* compatible, thus CINDEX_VERSION_MAJOR is expected to remain stable.
*/
#define CINDEX_VERSION_MAJOR 0
-#define CINDEX_VERSION_MINOR 8
+#define CINDEX_VERSION_MINOR 9
#define CINDEX_VERSION_ENCODE(major, minor) ( \
((major) * 10000) \
@@ -5151,6 +5151,10 @@ typedef struct {
CXIdxLoc classLoc;
} CXIdxIBOutletCollectionAttrInfo;
+typedef enum {
+ CXIdxDeclFlag_Skipped = 0x1
+} CXIdxDeclInfoFlags;
+
typedef struct {
const CXIdxEntityInfo *entityInfo;
CXCursor cursor;
@@ -5172,6 +5176,9 @@ typedef struct {
int isImplicit;
const CXIdxAttrInfo *const *attributes;
unsigned numAttributes;
+
+ unsigned flags;
+
} CXIdxDeclInfo;
typedef enum {
@@ -5379,16 +5386,14 @@ CINDEX_LINKAGE void
clang_index_setClientEntity(const CXIdxEntityInfo *, CXIdxClientEntity);
/**
- * \brief An indexing action, to be applied to one or multiple translation units
- * but not on concurrent threads. If there are threads doing indexing
- * concurrently, they should use different CXIndexAction objects.
+ * \brief An indexing action/session, to be applied to one or multiple
+ * translation units.
*/
typedef void *CXIndexAction;
/**
- * \brief An indexing action, to be applied to one or multiple translation units
- * but not on concurrent threads. If there are threads doing indexing
- * concurrently, they should use different CXIndexAction objects.
+ * \brief An indexing action/session, to be applied to one or multiple
+ * translation units.
*
* \param CIdx The index object with which the index action will be associated.
*/
@@ -5430,7 +5435,15 @@ typedef enum {
/**
* \brief Suppress all compiler warnings when parsing for indexing.
*/
- CXIndexOpt_SuppressWarnings = 0x8
+ CXIndexOpt_SuppressWarnings = 0x8,
+
+ /**
+ * \brief Skip a function/method body that was already parsed during an
+ * indexing session assosiated with a \c CXIndexAction object.
+ * Bodies in system headers are always skipped.
+ */
+ CXIndexOpt_SkipParsedBodiesInSession = 0x10
+
} CXIndexOptFlags;
/**
diff --git a/test/Index/skip-parsed-bodies/compile_commands.json b/test/Index/skip-parsed-bodies/compile_commands.json
new file mode 100644
index 0000000000..f09170173e
--- /dev/null
+++ b/test/Index/skip-parsed-bodies/compile_commands.json
@@ -0,0 +1,58 @@
+[
+{
+ "directory": ".",
+ "command": "/usr/bin/clang++ -fsyntax-only t1.cpp",
+ "file": "t1.cpp"
+},
+{
+ "directory": ".",
+ "command": "/usr/bin/clang++ -fsyntax-only t2.cpp -DBLAH",
+ "file": "t2.cpp"
+},
+{
+ "directory": ".",
+ "command": "/usr/bin/clang++ -fsyntax-only t3.cpp -DBLAH",
+ "file": "t2.cpp"
+}
+]
+
+// XFAIL: cygwin,mingw32,win32
+// RUN: c-index-test -index-compile-db %s | FileCheck %s
+
+// CHECK: [enteredMainFile]: t1.cpp
+// CHECK: [indexDeclaration]: kind: c++-instance-method | name: method_decl | {{.*}} | isRedecl: 0 | isDef: 0 | isContainer: 0
+// CHECK-NEXT: [indexDeclaration]: kind: c++-instance-method | name: method_def1 | {{.*}} | isRedecl: 0 | isDef: 1 | isContainer: 1
+// CHECK-NEXT: [indexEntityReference]: kind: variable | name: some_val | {{.*}} | loc: ./t.h:9:27
+// CHECK-NEXT: [indexDeclaration]: kind: c++-instance-method | name: method_def2 | {{.*}} | isRedecl: 0 | isDef: 0 | isContainer: 0
+// CHECK-NEXT: [indexDeclaration]: kind: c++-instance-method | name: method_def2 | {{.*}} | isRedecl: 1 | isDef: 1 | isContainer: 1
+// CHECK-NEXT: [indexEntityReference]: kind: namespace | name: NS |
+// CHECK-NEXT: [indexEntityReference]: kind: c++-class | name: C |
+// CHECK-NEXT: [indexEntityReference]: kind: variable | name: some_val | {{.*}} | loc: ./t.h:15:5
+// CHECK-NEXT: [indexDeclaration]: kind: function | name: foo1 | {{.*}} | isRedecl: 0 | isDef: 1 | isContainer: 1
+// CHECK-NEXT: [indexEntityReference]: kind: variable | name: some_val | {{.*}} | loc: ./t.h:19:5
+// CHECK-NEXT: [diagnostic]: {{.*}} undeclared identifier 'undef_val1'
+// CHECK-NEXT: [diagnostic]: {{.*}} undeclared identifier 'undef_val2'
+// CHECK-NEXT: [diagnostic]: {{.*}} undeclared identifier 'undef_val3'
+
+// CHECK-NEXT: [enteredMainFile]: t2.cpp
+// CHECK: [indexDeclaration]: kind: c++-instance-method | name: method_decl | {{.*}} | isRedecl: 0 | isDef: 0 | isContainer: 0
+// CHECK-NEXT: [indexDeclaration]: kind: c++-instance-method | name: method_def1 | {{.*}} | isRedecl: 0 | isDef: 1 | isContainer: skipped
+// CHECK-NEXT: [indexDeclaration]: kind: c++-instance-method | name: method_def2 | {{.*}} | isRedecl: 0 | isDef: 0 | isContainer: 0
+// CHECK-NEXT: [indexDeclaration]: kind: c++-instance-method | name: method_def2 | {{.*}} | isContainer: skipped
+// CHECK-NEXT: [indexEntityReference]: kind: namespace | name: NS |
+// CHECK-NEXT: [indexEntityReference]: kind: c++-class | name: C |
+// CHECK-NEXT: [indexDeclaration]: kind: function | name: foo1 | {{.*}} | isRedecl: 0 | isDef: 1 | isContainer: skipped
+// CHECK-NEXT: [indexDeclaration]: kind: function | name: foo2 | {{.*}} | isRedecl: 0 | isDef: 1 | isContainer: 1
+// CHECK-NEXT: [indexEntityReference]: kind: variable | name: some_val | {{.*}} | loc: ./t.h:25:5
+// CHECK-NEXT: [diagnostic]: {{.*}} undeclared identifier 'undef_val4'
+
+// CHECK-NEXT: [enteredMainFile]: t3.cpp
+// CHECK: [indexDeclaration]: kind: c++-instance-method | name: method_decl | {{.*}} | isRedecl: 0 | isDef: 0 | isContainer: 0
+// CHECK-NEXT: [indexDeclaration]: kind: c++-instance-method | name: method_def1 | {{.*}} | isRedecl: 0 | isDef: 1 | isContainer: skipped
+// CHECK-NEXT: [indexDeclaration]: kind: c++-instance-method | name: method_def2 | {{.*}} | isRedecl: 0 | isDef: 0 | isContainer: 0
+// CHECK-NEXT: [indexDeclaration]: kind: c++-instance-method | name: method_def2 | {{.*}} | isRedecl: 1 | isDef: 1 | isContainer: skipped
+// CHECK-NEXT: [indexEntityReference]: kind: namespace | name: NS |
+// CHECK-NEXT: [indexEntityReference]: kind: c++-class | name: C |
+// CHECK-NEXT: [indexDeclaration]: kind: function | name: foo1 | {{.*}} | isRedecl: 0 | isDef: 1 | isContainer: skipped
+// CHECK-NEXT: [indexDeclaration]: kind: function | name: foo2 | {{.*}} | isRedecl: 0 | isDef: 1 | isContainer: skipped
+// CHECK-NOT : [diagnostic]: {{.*}} undeclared identifier
diff --git a/test/Index/skip-parsed-bodies/lit.local.cfg b/test/Index/skip-parsed-bodies/lit.local.cfg
new file mode 100644
index 0000000000..b38b51a6b5
--- /dev/null
+++ b/test/Index/skip-parsed-bodies/lit.local.cfg
@@ -0,0 +1 @@
+config.suffixes = ['.json']
diff --git a/test/Index/skip-parsed-bodies/t.h b/test/Index/skip-parsed-bodies/t.h
new file mode 100644
index 0000000000..a52b749d79
--- /dev/null
+++ b/test/Index/skip-parsed-bodies/t.h
@@ -0,0 +1,30 @@
+#ifndef _T_H_
+#define _T_H_
+
+extern int some_val;
+
+namespace NS {
+ class C {
+ void method_decl();
+ int method_def1() { ++some_val; return undef_val1; }
+ inline int method_def2();
+ };
+}
+
+inline int NS::C::method_def2() {
+ ++some_val; return undef_val2;
+}
+
+static inline int foo1() {
+ ++some_val; return undef_val3;
+}
+
+#ifdef BLAH
+
+static inline int foo2() {
+ ++some_val; return undef_val4;
+}
+
+#endif
+
+#endif
diff --git a/test/Index/skip-parsed-bodies/t1.cpp b/test/Index/skip-parsed-bodies/t1.cpp
new file mode 100644
index 0000000000..05918d747c
--- /dev/null
+++ b/test/Index/skip-parsed-bodies/t1.cpp
@@ -0,0 +1 @@
+#include "t.h"
diff --git a/test/Index/skip-parsed-bodies/t2.cpp b/test/Index/skip-parsed-bodies/t2.cpp
new file mode 100644
index 0000000000..05918d747c
--- /dev/null
+++ b/test/Index/skip-parsed-bodies/t2.cpp
@@ -0,0 +1 @@
+#include "t.h"
diff --git a/test/Index/skip-parsed-bodies/t3.cpp b/test/Index/skip-parsed-bodies/t3.cpp
new file mode 100644
index 0000000000..05918d747c
--- /dev/null
+++ b/test/Index/skip-parsed-bodies/t3.cpp
@@ -0,0 +1 @@
+#include "t.h"
diff --git a/tools/c-index-test/c-index-test.c b/tools/c-index-test/c-index-test.c
index 42d7a14787..7a36d093a5 100644
--- a/tools/c-index-test/c-index-test.c
+++ b/tools/c-index-test/c-index-test.c
@@ -2497,7 +2497,12 @@ static void index_indexDeclaration(CXClientData client_data,
printCXIndexContainer(info->lexicalContainer);
printf(" | isRedecl: %d", info->isRedeclaration);
printf(" | isDef: %d", info->isDefinition);
- printf(" | isContainer: %d", info->isContainer);
+ if (info->flags & CXIdxDeclFlag_Skipped) {
+ assert(!info->isContainer);
+ printf(" | isContainer: skipped");
+ } else {
+ printf(" | isContainer: %d", info->isContainer);
+ }
printf(" | isImplicit: %d\n", info->isImplicit);
for (i = 0; i != info->numAttributes; ++i) {
@@ -2608,6 +2613,8 @@ static unsigned getIndexOptions(void) {
index_opts |= CXIndexOpt_SuppressRedundantRefs;
if (getenv("CINDEXTEST_INDEXLOCALSYMBOLS"))
index_opts |= CXIndexOpt_IndexFunctionLocalSymbols;
+ if (!getenv("CINDEXTEST_DISABLE_SKIPPARSEDBODIES"))
+ index_opts |= CXIndexOpt_SkipParsedBodiesInSession;
return index_opts;
}
diff --git a/tools/libclang/Indexing.cpp b/tools/libclang/Indexing.cpp
index a907c14e22..df6f7be9fa 100644
--- a/tools/libclang/Indexing.cpp
+++ b/tools/libclang/Indexing.cpp
@@ -23,9 +23,13 @@
#include "clang/Frontend/Utils.h"
#include "clang/Lex/PPCallbacks.h"
#include "clang/Lex/Preprocessor.h"
+#include "clang/Lex/PPConditionalDirectiveRecord.h"
+#include "clang/Lex/HeaderSearch.h"
#include "clang/Sema/SemaConsumer.h"
#include "llvm/Support/CrashRecoveryContext.h"
#include "llvm/Support/MemoryBuffer.h"
+#include "llvm/Support/Mutex.h"
+#include "llvm/Support/MutexGuard.h"
using namespace clang;
using namespace cxstring;
@@ -37,6 +41,203 @@ static void indexDiagnostics(CXTranslationUnit TU, IndexingContext &IdxCtx);
namespace {
//===----------------------------------------------------------------------===//
+// Skip Parsed Bodies
+//===----------------------------------------------------------------------===//
+
+#ifdef LLVM_ON_WIN32
+
+// FIXME: On windows it is disabled since current implementation depends on
+// file inodes.
+
+class SessionSkipBodyData { };
+
+class TUSkipBodyControl {
+public:
+ TUSkipBodyControl(SessionSkipBodyData &sessionData,
+ PPConditionalDirectiveRecord &ppRec) { }
+ bool isParsed(SourceLocation Loc, FileID FID, const FileEntry *FE) {
+ return false;
+ }
+ void finished() { }
+};
+
+#else
+
+/// \brief A "region" in source code identified by the file/offset of the
+/// preprocessor conditional directive that it belongs to.
+/// Multiple, non-consecutive ranges can be parts of the same region.
+///
+/// As an example of different regions separated by preprocessor directives:
+///
+/// \code
+/// #1
+/// #ifdef BLAH
+/// #2
+/// #ifdef CAKE
+/// #3
+/// #endif
+/// #2
+/// #endif
+/// #1
+/// \endcode
+///
+/// There are 3 regions, with non-consecutive parts:
+/// #1 is identified as the beginning of the file
+/// #2 is identified as the location of "#ifdef BLAH"
+/// #3 is identified as the location of "#ifdef CAKE"
+///
+class PPRegion {
+ ino_t ino;
+ time_t ModTime;
+ dev_t dev;
+ unsigned Offset;
+public:
+ PPRegion() : ino(), ModTime(), dev(), Offset() {}
+ PPRegion(dev_t dev, ino_t ino, unsigned offset, time_t modTime)
+ : ino(ino), ModTime(modTime), dev(dev), Offset(offset) {}
+
+ ino_t getIno() const { return ino; }
+ dev_t getDev() const { return dev; }
+ unsigned getOffset() const { return Offset; }
+ time_t getModTime() const { return ModTime; }
+
+ bool isInvalid() const { return *this == PPRegion(); }
+
+ friend bool operator==(const PPRegion &lhs, const PPRegion &rhs) {
+ return lhs.dev == rhs.dev && lhs.ino == rhs.ino &&
+ lhs.Offset == rhs.Offset && lhs.ModTime == rhs.ModTime;
+ }
+};
+
+typedef llvm::DenseSet<PPRegion> PPRegionSetTy;
+
+} // end anonymous namespace
+
+namespace llvm {
+ template <> struct isPodLike<PPRegion> {
+ static const bool value = true;
+ };
+
+ template <>
+ struct DenseMapInfo<PPRegion> {
+ static inline PPRegion getEmptyKey() {
+ return PPRegion(0, 0, unsigned(-1), 0);
+ }
+ static inline PPRegion getTombstoneKey() {
+ return PPRegion(0, 0, unsigned(-2), 0);
+ }
+
+ static unsigned getHashValue(const PPRegion &S) {
+ llvm::FoldingSetNodeID ID;
+ ID.AddInteger(S.getIno());
+ ID.AddInteger(S.getDev());
+ ID.AddInteger(S.getOffset());
+ ID.AddInteger(S.getModTime());
+ return ID.ComputeHash();
+ }
+
+ static bool isEqual(const PPRegion &LHS, const PPRegion &RHS) {
+ return LHS == RHS;
+ }
+ };
+}
+
+namespace {
+
+class SessionSkipBodyData {
+ llvm::sys::Mutex Mux;
+ PPRegionSetTy ParsedRegions;
+
+public:
+ SessionSkipBodyData() : Mux(/*recursive=*/false) {}
+ ~SessionSkipBodyData() {
+ //llvm::errs() << "RegionData: " << Skipped.size() << " - " << Skipped.getMemorySize() << "\n";
+ }
+
+ void copyTo(PPRegionSetTy &Set) {
+ llvm::MutexGuard MG(Mux);
+ Set = ParsedRegions;
+ }
+
+ void update(ArrayRef<PPRegion> Regions) {
+ llvm::MutexGuard MG(Mux);
+ ParsedRegions.insert(Regions.begin(), Regions.end());
+ }
+};
+
+class TUSkipBodyControl {
+ SessionSkipBodyData &SessionData;
+ PPConditionalDirectiveRecord &PPRec;
+ Preprocessor &PP;
+
+ PPRegionSetTy ParsedRegions;
+ SmallVector<PPRegion, 32> NewParsedRegions;
+ PPRegion LastRegion;
+ bool LastIsParsed;
+
+public:
+ TUSkipBodyControl(SessionSkipBodyData &sessionData,
+ PPConditionalDirectiveRecord &ppRec,
+ Preprocessor &pp)
+ : SessionData(sessionData), PPRec(ppRec), PP(pp) {
+ SessionData.copyTo(ParsedRegions);
+ }
+
+ bool isParsed(SourceLocation Loc, FileID FID, const FileEntry *FE) {
+ PPRegion region = getRegion(Loc, FID, FE);
+ if (region.isInvalid())
+ return false;
+
+ // Check common case, consecutive functions in the same region.
+ if (LastRegion == region)
+ return LastIsParsed;
+
+ LastRegion = region;
+ LastIsParsed = ParsedRegions.count(region);
+ if (!LastIsParsed)
+ NewParsedRegions.push_back(region);
+ return LastIsParsed;
+ }
+
+ void finished() {
+ SessionData.update(NewParsedRegions);
+ }
+
+private:
+ PPRegion getRegion(SourceLocation Loc, FileID FID, const FileEntry *FE) {
+ SourceLocation RegionLoc = PPRec.findConditionalDirectiveRegionLoc(Loc);
+ if (RegionLoc.isInvalid()) {
+ if (isParsedOnceInclude(FE))
+ return PPRegion(FE->getDevice(), FE->getInode(), 0,
+ FE->getModificationTime());
+ return PPRegion();
+ }
+
+ const SourceManager &SM = PPRec.getSourceManager();
+ assert(RegionLoc.isFileID());
+ FileID RegionFID;
+ unsigned RegionOffset;
+ llvm::tie(RegionFID, RegionOffset) = SM.getDecomposedLoc(RegionLoc);
+
+ if (RegionFID != FID) {
+ if (isParsedOnceInclude(FE))
+ return PPRegion(FE->getDevice(), FE->getInode(), 0,
+ FE->getModificationTime());
+ return PPRegion();
+ }
+
+ return PPRegion(FE->getDevice(), FE->getInode(), RegionOffset,
+ FE->getModificationTime());
+ }
+
+ bool isParsedOnceInclude(const FileEntry *FE) {
+ return PP.getHeaderSearchInfo().isFileMultipleIncludeGuarded(FE);
+ }
+};
+
+#endif
+
+//===----------------------------------------------------------------------===//
// IndexPPCallbacks
//===----------------------------------------------------------------------===//
@@ -91,7 +292,7 @@ public:
virtual void MacroExpands(const Token &MacroNameTok, const MacroInfo* MI,
SourceRange Range) {
}
-
+
/// SourceRangeSkipped - This hook is called when a source range is skipped.
/// \param Range The SourceRange that was skipped. The range begins at the
/// #if/#else directive and ends after the #endif/#else directive.
@@ -105,10 +306,11 @@ public:
class IndexingConsumer : public ASTConsumer {
IndexingContext &IndexCtx;
+ TUSkipBodyControl *SKCtrl;
public:
- explicit IndexingConsumer(IndexingContext &indexCtx)
- : IndexCtx(indexCtx) { }
+ IndexingConsumer(IndexingContext &indexCtx, TUSkipBodyControl *skCtrl)
+ : IndexCtx(indexCtx), SKCtrl(skCtrl) { }
// ASTConsumer Implementation
@@ -118,6 +320,8 @@ public:
}
virtual void HandleTranslationUnit(ASTContext &Ctx) {
+ if (SKCtrl)
+ SKCtrl->finished();
}
virtual bool HandleTopLevelDecl(DeclGroupRef DG) {
@@ -151,6 +355,32 @@ public:
IndexCtx.indexDecl(D);
}
+
+ virtual bool shouldSkipFunctionBody(Decl *D) {
+ if (!SKCtrl) {
+ // Always skip bodies.
+ return true;
+ }
+
+ const SourceManager &SM = IndexCtx.getASTContext().getSourceManager();
+ SourceLocation Loc = D->getLocation();
+ if (Loc.isMacroID())
+ return false;
+ if (SM.isInSystemHeader(Loc))
+ return true; // always skip bodies from system headers.
+
+ FileID FID;
+ unsigned Offset;
+ llvm::tie(FID, Offset) = SM.getDecomposedLoc(Loc);
+ // Don't skip bodies from main files; this may be revisited.
+ if (SM.getMainFileID() == FID)
+ return false;
+ const FileEntry *FE = SM.getFileEntryForID(FID);
+ if (!FE)
+ return false;
+
+ return SKCtrl->isParsed(Loc, FID, FE);
+ }
};
//===----------------------------------------------------------------------===//
@@ -180,13 +410,17 @@ class IndexingFrontendAction : public ASTFrontendAction {
IndexingContext IndexCtx;
CXTranslationUnit CXTU;
+ SessionSkipBodyData *SKData;
+ OwningPtr<TUSkipBodyControl> SKCtrl;
+
public:
IndexingFrontendAction(CXClientData clientData,
IndexerCallbacks &indexCallbacks,
unsigned indexOptions,
- CXTranslationUnit cxTU)
+ CXTranslationUnit cxTU,
+ SessionSkipBodyData *skData)
: IndexCtx(clientData, indexCallbacks, indexOptions, cxTU),
- CXTU(cxTU) { }
+ CXTU(cxTU), SKData(skData) { }
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
StringRef InFile) {
@@ -201,7 +435,15 @@ public:
Preprocessor &PP = CI.getPreprocessor();
PP.addPPCallbacks(new IndexPPCallbacks(PP, IndexCtx));
IndexCtx.setPreprocessor(PP);
- return new IndexingConsumer(IndexCtx);
+
+ if (SKData) {
+ PPConditionalDirectiveRecord *
+ PPRec = new PPConditionalDirectiveRecord(PP.getSourceManager());
+ PP.addPPCallbacks(PPRec);
+ SKCtrl.reset(new TUSkipBodyControl(*SKData, *PPRec, PP));
+ }
+
+ return new IndexingConsumer(IndexCtx, SKCtrl.get());
}
virtual void EndSourceFileAction() {
@@ -221,6 +463,14 @@ public:
// clang_indexSourceFileUnit Implementation
//===----------------------------------------------------------------------===//
+struct IndexSessionData {
+ CXIndex CIdx;
+ OwningPtr<SessionSkipBodyData> SkipBodyData;
+
+ explicit IndexSessionData(CXIndex cIdx)
+ : CIdx(cIdx), SkipBodyData(new SessionSkipBodyData) {}
+};
+
struct IndexSourceFileInfo {
CXIndexAction idxAction;
CXClientData client_data;
@@ -252,7 +502,7 @@ struct MemBufferOwner {
static void clang_indexSourceFile_Impl(void *UserData) {
IndexSourceFileInfo *ITUI =
static_cast<IndexSourceFileInfo*>(UserData);
- CXIndex CIdx = (CXIndex)ITUI->idxAction;
+ CXIndexAction cxIdxAction = ITUI->idxAction;
CXClientData client_data = ITUI->client_data;
IndexerCallbacks *client_index_callbacks = ITUI->index_callbacks;
unsigned index_callbacks_size = ITUI->index_callbacks_size;
@@ -270,7 +520,7 @@ static void clang_indexSourceFile_Impl(void *UserData) {
*out_TU = 0;
bool requestedToGetTU = (out_TU != 0);
- if (!CIdx)
+ if (!cxIdxAction)
return;
if (!client_index_callbacks || index_callbacks_size == 0)
return;
@@ -281,7 +531,8 @@ static void clang_indexSourceFile_Impl(void *UserData) {
? index_callbacks_size : sizeof(CB);
memcpy(&CB, client_index_callbacks, ClientCBSize);
- CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx);
+ IndexSessionData *IdxSession = static_cast<IndexSessionData *>(cxIdxAction);
+ CIndexer *CXXIdx = static_cast<CIndexer *>(IdxSession->CIdx);
if (CXXIdx->isOptEnabled(CXGlobalOpt_ThreadBackgroundPriorityForIndexing))
setThreadBackgroundPriority();
@@ -366,9 +617,17 @@ static void clang_indexSourceFile_Impl(void *UserData) {
llvm::CrashRecoveryContextCleanupRegistrar<CXTUOwner>
CXTUCleanup(CXTU.get());
+ // Enable the skip-parsed-bodies optimization only for C++; this may be
+ // revisited.
+ bool SkipBodies = (index_options & CXIndexOpt_SkipParsedBodiesInSession) &&
+ CInvok->getLangOpts()->CPlusPlus;
+ if (SkipBodies)
+ CInvok->getFrontendOpts().SkipFunctionBodies = true;
+
OwningPtr<IndexingFrontendAction> IndexAction;
IndexAction.reset(new IndexingFrontendAction(client_data, CB,
- index_options, CXTU->getTU()));
+ index_options, CXTU->getTU(),
+ SkipBodies ? IdxSession->SkipBodyData.get() : 0));
// Recover resources if we crash before exiting this method.
llvm::CrashRecoveryContextCleanupRegistrar<IndexingFrontendAction>
@@ -519,7 +778,7 @@ static void clang_indexTranslationUnit_Impl(void *UserData) {
IndexCtxCleanup(IndexCtx.get());
OwningPtr<IndexingConsumer> IndexConsumer;
- IndexConsumer.reset(new IndexingConsumer(*IndexCtx));
+ IndexConsumer.reset(new IndexingConsumer(*IndexCtx, 0));
// Recover resources if we crash before exiting this method.
llvm::CrashRecoveryContextCleanupRegistrar<IndexingConsumer>
@@ -689,12 +948,12 @@ void clang_index_setClientEntity(const CXIdxEntityInfo *info,
}
CXIndexAction clang_IndexAction_create(CXIndex CIdx) {
- // For now, CXIndexAction is featureless.
- return CIdx;
+ return new IndexSessionData(CIdx);
}
void clang_IndexAction_dispose(CXIndexAction idxAction) {
- // For now, CXIndexAction is featureless.
+ if (idxAction)
+ delete static_cast<IndexSessionData *>(idxAction);
}
int clang_indexSourceFile(CXIndexAction idxAction,
diff --git a/tools/libclang/IndexingContext.cpp b/tools/libclang/IndexingContext.cpp
index 8ba1854baa..8f7102911e 100644
--- a/tools/libclang/IndexingContext.cpp
+++ b/tools/libclang/IndexingContext.cpp
@@ -364,8 +364,18 @@ bool IndexingContext::handleObjCContainer(const ObjCContainerDecl *D,
}
bool IndexingContext::handleFunction(const FunctionDecl *D) {
- DeclInfo DInfo(!D->isFirstDeclaration(), D->isThisDeclarationADefinition(),
- D->isThisDeclarationADefinition());
+ bool isDef = D->isThisDeclarationADefinition();
+ bool isContainer = isDef;
+ bool isSkipped = false;
+ if (D->hasSkippedBody()) {
+ isSkipped = true;
+ isDef = true;
+ isContainer = false;
+ }
+
+ DeclInfo DInfo(!D->isFirstDeclaration(), isDef, isContainer);
+ if (isSkipped)
+ DInfo.flags |= CXIdxDeclFlag_Skipped;
return handleDecl(D, D->getLocation(), getCursor(D), DInfo);
}
@@ -548,8 +558,18 @@ bool IndexingContext::handleObjCCategoryImpl(const ObjCCategoryImplDecl *D) {
}
bool IndexingContext::handleObjCMethod(const ObjCMethodDecl *D) {
- DeclInfo DInfo(!D->isCanonicalDecl(), D->isThisDeclarationADefinition(),
- D->isThisDeclarationADefinition());
+ bool isDef = D->isThisDeclarationADefinition();
+ bool isContainer = isDef;
+ bool isSkipped = false;
+ if (D->hasSkippedBody()) {
+ isSkipped = true;
+ isDef = true;
+ isContainer = false;
+ }
+
+ DeclInfo DInfo(!D->isCanonicalDecl(), isDef, isContainer);
+ if (isSkipped)
+ DInfo.flags |= CXIdxDeclFlag_Skipped;
return handleDecl(D, D->getLocation(), getCursor(D), DInfo);
}
diff --git a/tools/libclang/IndexingContext.h b/tools/libclang/IndexingContext.h
index 15db83d9bb..6c8999eec7 100644
--- a/tools/libclang/IndexingContext.h
+++ b/tools/libclang/IndexingContext.h
@@ -88,6 +88,7 @@ struct DeclInfo : public CXIdxDeclInfo {
attributes = 0;
numAttributes = 0;
declAsContainer = semanticContainer = lexicalContainer = 0;
+ flags = 0;
}
DeclInfo(DInfoKind K,
bool isRedeclaration, bool isDefinition, bool isContainer)
@@ -98,6 +99,7 @@ struct DeclInfo : public CXIdxDeclInfo {
attributes = 0;
numAttributes = 0;
declAsContainer = semanticContainer = lexicalContainer = 0;
+ flags = 0;
}
};
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-08-05 04:10:55 +0000