r291409 - [index] Introduce SymbolSubKind for reporting language-specific details.

[Argyrios Kyrtzidis via cfe-commits]

Author: akirtzidis
Date: Sun Jan  8 17:21:35 2017
New Revision: 291409

URL: http://llvm.org/viewvc/llvm-project?rev=291409&view=rev
Log:
[index] Introduce SymbolSubKind for reporting language-specific details.

Initially reports if a constructor symbol is a copy or move constructor.

Modified:
    cfe/trunk/include/clang/Index/IndexSymbol.h
    cfe/trunk/lib/Index/IndexSymbol.cpp
    cfe/trunk/test/Index/Core/index-source.cpp
    cfe/trunk/tools/c-index-test/core_main.cpp

Modified: cfe/trunk/include/clang/Index/IndexSymbol.h
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Index/IndexSymbol.h?rev=291409&r1=291408&r2=291409&view=diff
==============================================================================
--- cfe/trunk/include/clang/Index/IndexSymbol.h (original)
+++ cfe/trunk/include/clang/Index/IndexSymbol.h Sun Jan  8 17:21:35 2017
@@ -59,6 +59,13 @@ enum class SymbolLanguage {
   CXX,
 };
 
+/// Language specific sub-kinds.
+enum class SymbolSubKind {
+  None,
+  CXXCopyConstructor,
+  CXXMoveConstructor,
+};
+
 /// Set of properties that provide additional info about a symbol.
 enum class SymbolProperty : uint8_t {
   Generic                       = 1 << 0,
@@ -107,6 +114,7 @@ struct SymbolRelation {
 
 struct SymbolInfo {
   SymbolKind Kind;
+  SymbolSubKind SubKind;
   SymbolPropertySet Properties;
   SymbolLanguage Lang;
 };
@@ -121,6 +129,7 @@ void printSymbolRoles(SymbolRoleSet Role
 bool printSymbolName(const Decl *D, const LangOptions &LO, raw_ostream &OS);
 
 StringRef getSymbolKindString(SymbolKind K);
+StringRef getSymbolSubKindString(SymbolSubKind K);
 StringRef getSymbolLanguageString(SymbolLanguage K);
 
 void applyForEachSymbolProperty(SymbolPropertySet Props,

Modified: cfe/trunk/lib/Index/IndexSymbol.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Index/IndexSymbol.cpp?rev=291409&r1=291408&r2=291409&view=diff
==============================================================================
--- cfe/trunk/lib/Index/IndexSymbol.cpp (original)
+++ cfe/trunk/lib/Index/IndexSymbol.cpp Sun Jan  8 17:21:35 2017
@@ -53,6 +53,7 @@ SymbolInfo index::getSymbolInfo(const De
   assert(D);
   SymbolInfo Info;
   Info.Kind = SymbolKind::Unknown;
+  Info.SubKind = SymbolSubKind::None;
   Info.Properties = SymbolPropertySet();
   Info.Lang = SymbolLanguage::C;
 
@@ -183,10 +184,16 @@ SymbolInfo index::getSymbolInfo(const De
       Info.Kind = SymbolKind::NamespaceAlias;
       Info.Lang = SymbolLanguage::CXX;
       break;
-    case Decl::CXXConstructor:
+    case Decl::CXXConstructor: {
       Info.Kind = SymbolKind::Constructor;
       Info.Lang = SymbolLanguage::CXX;
+      auto *CD = cast<CXXConstructorDecl>(D);
+      if (CD->isCopyConstructor())
+        Info.SubKind = SymbolSubKind::CXXCopyConstructor;
+      else if (CD->isMoveConstructor())
+        Info.SubKind = SymbolSubKind::CXXMoveConstructor;
       break;
+    }
     case Decl::CXXDestructor:
       Info.Kind = SymbolKind::Destructor;
       Info.Lang = SymbolLanguage::CXX;
@@ -363,6 +370,15 @@ StringRef index::getSymbolKindString(Sym
   llvm_unreachable("invalid symbol kind");
 }
 
+StringRef index::getSymbolSubKindString(SymbolSubKind K) {
+  switch (K) {
+  case SymbolSubKind::None: return "<none>";
+  case SymbolSubKind::CXXCopyConstructor: return "cxx-copy-ctor";
+  case SymbolSubKind::CXXMoveConstructor: return "cxx-move-ctor";
+  }
+  llvm_unreachable("invalid symbol subkind");
+}
+
 StringRef index::getSymbolLanguageString(SymbolLanguage K) {
   switch (K) {
   case SymbolLanguage::C: return "C";

Modified: cfe/trunk/test/Index/Core/index-source.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Index/Core/index-source.cpp?rev=291409&r1=291408&r2=291409&view=diff
==============================================================================
--- cfe/trunk/test/Index/Core/index-source.cpp (original)
+++ cfe/trunk/test/Index/Core/index-source.cpp Sun Jan  8 17:21:35 2017
@@ -1,5 +1,16 @@
 // RUN: c-index-test core -print-source-symbols -- %s -std=c++14 -target 
x86_64-apple-macosx10.7 | FileCheck %s
 
+// CHECK: [[@LINE+1]]:7 | class/C++ | Cls | c:@S@Cls | <no-cgname> | Def | 
rel: 0
+class Cls {
+  // CHECK: [[@LINE+2]]:3 | constructor/C++ | Cls | c:@S@Cls@F@Cls#I# | 
__ZN3ClsC1Ei | Decl,RelChild | rel: 1
+  // CHECK-NEXT: RelChild | Cls | c:@S@Cls
+  Cls(int x);
+  // CHECK: [[@LINE+1]]:3 | constructor/cxx-copy-ctor/C++ | Cls | 
c:@S@Cls@F@Cls#&1$@S@Cls# | __ZN3ClsC1ERKS_ | Decl,RelChild | rel: 1
+  Cls(const Cls &);
+  // CHECK: [[@LINE+1]]:3 | constructor/cxx-move-ctor/C++ | Cls | 
c:@S@Cls@F@Cls#&&$@S@Cls# | __ZN3ClsC1EOS_ | Decl,RelChild | rel: 1
+  Cls(Cls &&);
+};
+
 template <typename TemplArg>
 class TemplCls {
 // CHECK: [[@LINE-1]]:7 | class(Gen)/C++ | TemplCls | c:@ST>1#T@TemplCls | 
<no-cgname> | Def | rel: 0

Modified: cfe/trunk/tools/c-index-test/core_main.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/tools/c-index-test/core_main.cpp?rev=291409&r1=291408&r2=291409&view=diff
==============================================================================
--- cfe/trunk/tools/c-index-test/core_main.cpp (original)
+++ cfe/trunk/tools/c-index-test/core_main.cpp Sun Jan  8 17:21:35 2017
@@ -166,6 +166,8 @@ static bool printSourceSymbols(ArrayRef<
 
 static void printSymbolInfo(SymbolInfo SymInfo, raw_ostream &OS) {
   OS << getSymbolKindString(SymInfo.Kind);
+  if (SymInfo.SubKind != SymbolSubKind::None)
+    OS << '/' << getSymbolSubKindString(SymInfo.SubKind);
   if (SymInfo.Properties) {
     OS << '(';
     printSymbolProperties(SymInfo.Properties, OS);


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