Reorganize GlobalValueSummary with a "Flags" bitfield.

Right now it only contains the LinkageType, but will be extended
with "hasSection", "isOptSize", "hasInlineAssembly", etc.

Differential Revision: http://reviews.llvm.org/D19404

From: Mehdi Amini <mehdi.amini@apple.com>
llvm-svn: 267319

1 files changed, 4 insertions, 2 deletions

diff --git a/llvm/lib/Analysis/ModuleSummaryAnalysis.cpp b/llvm/lib/Analysis/ModuleSummaryAnalysis.cpp
index ebc1721..d0731ed 100644
--- a/llvm/lib/Analysis/ModuleSummaryAnalysis.cpp
+++ b/llvm/lib/Analysis/ModuleSummaryAnalysis.cpp
@@ -95,8 +95,9 @@ void ModuleSummaryIndexBuilder::computeFunctionInfo(const Function &F,
       findRefEdges(&*I, RefEdges, Visited);
     }
 
+  GlobalValueSummary::GVFlags Flags(F);
   std::unique_ptr<FunctionSummary> FuncSummary =
-      llvm::make_unique<FunctionSummary>(F.getLinkage(), NumInsts);
+      llvm::make_unique<FunctionSummary>(Flags, NumInsts);
   FuncSummary->addCallGraphEdges(CallGraphEdges);
   FuncSummary->addRefEdges(RefEdges);
   std::unique_ptr<GlobalValueInfo> GVInfo =
@@ -108,8 +109,9 @@ void ModuleSummaryIndexBuilder::computeVariableInfo(const GlobalVariable &V) {
   DenseSet<const Value *> RefEdges;
   SmallPtrSet<const User *, 8> Visited;
   findRefEdges(&V, RefEdges, Visited);
+  GlobalValueSummary::GVFlags Flags(V);
   std::unique_ptr<GlobalVarSummary> GVarSummary =
-      llvm::make_unique<GlobalVarSummary>(V.getLinkage());
+      llvm::make_unique<GlobalVarSummary>(Flags);
   GVarSummary->addRefEdges(RefEdges);
   std::unique_ptr<GlobalValueInfo> GVInfo =
       llvm::make_unique<GlobalValueInfo>(0, std::move(GVarSummary));