Rename TemplateArgument::getTypeForDecl to getParamTypeForDecl for clarity

Code review feedback from Richard Smith on r219900.

llvm-svn: 220060

7 files changed, 12 insertions, 15 deletions

diff --git a/clang/include/clang/AST/TemplateBase.h b/clang/include/clang/AST/TemplateBase.h
index b50525c8aeb..f3c6440f407 100644
--- a/clang/include/clang/AST/TemplateBase.h
+++ b/clang/include/clang/AST/TemplateBase.h
@@ -249,7 +249,7 @@ public:
     return DeclArg.D;
   }
 
-  QualType getTypeForDecl() const {
+  QualType getParamTypeForDecl() const {
     assert(getKind() == Declaration && "Unexpected kind");
     return QualType::getFromOpaquePtr(DeclArg.QT);
   }
diff --git a/clang/lib/AST/ASTContext.cpp b/clang/lib/AST/ASTContext.cpp
index 8f8ae8da0db..ba581396d98 100644
--- a/clang/lib/AST/ASTContext.cpp
+++ b/clang/lib/AST/ASTContext.cpp
@@ -4099,7 +4099,7 @@ ASTContext::getCanonicalTemplateArgument(const TemplateArgument &Arg) const {
 
     case TemplateArgument::Declaration: {
       ValueDecl *D = cast<ValueDecl>(Arg.getAsDecl()->getCanonicalDecl());
-      return TemplateArgument(D, Arg.getTypeForDecl());
+      return TemplateArgument(D, Arg.getParamTypeForDecl());
     }
 
     case TemplateArgument::NullPtr:
diff --git a/clang/lib/AST/ASTImporter.cpp b/clang/lib/AST/ASTImporter.cpp
index 6b16cacbc94..02864a5d4d9 100644
--- a/clang/lib/AST/ASTImporter.cpp
+++ b/clang/lib/AST/ASTImporter.cpp
@@ -2094,7 +2094,7 @@ ASTNodeImporter::ImportTemplateArgument(const TemplateArgument &From) {
   case TemplateArgument::Declaration: {
     ValueDecl *FromD = From.getAsDecl();
     if (ValueDecl *To = cast_or_null<ValueDecl>(Importer.Import(FromD)))
-      return TemplateArgument(To, From.getTypeForDecl());
+      return TemplateArgument(To, From.getParamTypeForDecl());
     return TemplateArgument();
   }
 
diff --git a/clang/lib/AST/ItaniumMangle.cpp b/clang/lib/AST/ItaniumMangle.cpp
index fe5a50271d3..5965ef05158 100644
--- a/clang/lib/AST/ItaniumMangle.cpp
+++ b/clang/lib/AST/ItaniumMangle.cpp
@@ -3403,7 +3403,7 @@ void CXXNameMangler::mangleTemplateArg(TemplateArgument A) {
     // and pointer-to-function expressions are represented as a declaration not
     // an expression. We compensate for it here to produce the correct mangling.
     ValueDecl *D = A.getAsDecl();
-    bool compensateMangling = !A.getTypeForDecl()->isReferenceType();
+    bool compensateMangling = !A.getParamTypeForDecl()->isReferenceType();
     if (compensateMangling) {
       Out << 'X';
       mangleOperatorName(OO_Amp, 1);
diff --git a/clang/lib/AST/MicrosoftMangle.cpp b/clang/lib/AST/MicrosoftMangle.cpp
index 54ac2b6352a..59cf4d091bf 100644
--- a/clang/lib/AST/MicrosoftMangle.cpp
+++ b/clang/lib/AST/MicrosoftMangle.cpp
@@ -1139,7 +1139,7 @@ void MicrosoftCXXNameMangler::mangleTemplateArg(const TemplateDecl *TD,
       else
         mangle(FD, "$1?");
     } else {
-      mangle(ND, TA.getTypeForDecl()->isReferenceType() ? "$E?" : "$1?");
+      mangle(ND, TA.getParamTypeForDecl()->isReferenceType() ? "$E?" : "$1?");
     }
     break;
   }
diff --git a/clang/lib/CodeGen/CGDebugInfo.cpp b/clang/lib/CodeGen/CGDebugInfo.cpp
index 0a5c40ed1ac..ac51a55d15f 100644
--- a/clang/lib/CodeGen/CGDebugInfo.cpp
+++ b/clang/lib/CodeGen/CGDebugInfo.cpp
@@ -1255,32 +1255,29 @@ CollectTemplateParams(const TemplateParameterList *TPList,
     } break;
     case TemplateArgument::Declaration: {
       const ValueDecl *D = TA.getAsDecl();
-      bool InstanceMember = D->isCXXInstanceMember();
-      QualType T = TA.getTypeForDecl();
+      QualType T = TA.getParamTypeForDecl();
       llvm::DIType TTy = getOrCreateType(T, Unit);
       llvm::Value *V = nullptr;
       // Variable pointer template parameters have a value that is the address
       // of the variable.
-      if (const VarDecl *VD = dyn_cast<VarDecl>(D))
+      if (const auto *VD = dyn_cast<VarDecl>(D))
         V = CGM.GetAddrOfGlobalVar(VD);
       // Member function pointers have special support for building them, though
       // this is currently unsupported in LLVM CodeGen.
-      if (InstanceMember) {
-        if (const CXXMethodDecl *method = dyn_cast<CXXMethodDecl>(D))
+      else if (const auto *method = dyn_cast<CXXMethodDecl>(D))
           V = CGM.getCXXABI().EmitMemberPointer(method);
-      } else if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D))
+      else if (const auto *FD = dyn_cast<FunctionDecl>(D))
         V = CGM.GetAddrOfFunction(FD);
       // Member data pointers have special handling too to compute the fixed
       // offset within the object.
-      if (isa<FieldDecl>(D) || isa<IndirectFieldDecl>(D)) {
+      else if (const auto *MPT = dyn_cast<MemberPointerType>(T.getTypePtr())) {
         // These five lines (& possibly the above member function pointer
         // handling) might be able to be refactored to use similar code in
         // CodeGenModule::getMemberPointerConstant
         uint64_t fieldOffset = CGM.getContext().getFieldOffset(D);
         CharUnits chars =
             CGM.getContext().toCharUnitsFromBits((int64_t) fieldOffset);
-        V = CGM.getCXXABI().EmitMemberDataPointer(
-            cast<MemberPointerType>(T.getTypePtr()), chars);
+        V = CGM.getCXXABI().EmitMemberDataPointer(MPT, chars);
       }
       llvm::DITemplateValueParameter TVP =
           DBuilder.createTemplateValueParameter(TheCU, Name, TTy,
diff --git a/clang/lib/Serialization/ASTWriter.cpp b/clang/lib/Serialization/ASTWriter.cpp
index c1df9644607..5f8f5961be3 100644
--- a/clang/lib/Serialization/ASTWriter.cpp
+++ b/clang/lib/Serialization/ASTWriter.cpp
@@ -5372,7 +5372,7 @@ void ASTWriter::AddTemplateArgument(const TemplateArgument &Arg,
     break;
   case TemplateArgument::Declaration:
     AddDeclRef(Arg.getAsDecl(), Record);
-    AddTypeRef(Arg.getTypeForDecl(), Record);
+    AddTypeRef(Arg.getParamTypeForDecl(), Record);
     break;
   case TemplateArgument::NullPtr:
     AddTypeRef(Arg.getNullPtrType(), Record);