[PATCH] D146298: [NFC] Add DebugVariableAggregate class

[Orlando Cazalet-Hyams via Phabricator via llvm-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGa17b71d17f85: [NFC] Add DebugVariableAggregate class (authored by Orlando).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D146298/new/

https://reviews.llvm.org/D146298

Files:
  llvm/include/llvm/IR/DebugInfoMetadata.h
  llvm/lib/IR/DebugInfoMetadata.cpp


Index: llvm/lib/IR/DebugInfoMetadata.cpp
===================================================================
--- llvm/lib/IR/DebugInfoMetadata.cpp
+++ llvm/lib/IR/DebugInfoMetadata.cpp
@@ -42,6 +42,10 @@
       Fragment(DII->getExpression()->getFragmentInfo()),
       InlinedAt(DII->getDebugLoc().getInlinedAt()) {}
 
+DebugVariableAggregate::DebugVariableAggregate(const DbgVariableIntrinsic *DVI)
+    : DebugVariable(DVI->getVariable(), std::nullopt,
+                    DVI->getDebugLoc()->getInlinedAt()) {}
+
 DILocation::DILocation(LLVMContext &C, StorageType Storage, unsigned Line,
                        unsigned Column, ArrayRef<Metadata *> MDs,
                        bool ImplicitCode)
Index: llvm/include/llvm/IR/DebugInfoMetadata.h
===================================================================
--- llvm/include/llvm/IR/DebugInfoMetadata.h
+++ llvm/include/llvm/IR/DebugInfoMetadata.h
@@ -3817,6 +3817,18 @@
   }
 };
 
+/// Identifies a unique instance of a whole variable (discards/ignores fragment
+/// information).
+class DebugVariableAggregate : public DebugVariable {
+public:
+  DebugVariableAggregate(const DbgVariableIntrinsic *DVI);
+  DebugVariableAggregate(const DebugVariable &V)
+      : DebugVariable(V.getVariable(), std::nullopt, V.getInlinedAt()) {}
+};
+
+template <>
+struct DenseMapInfo<DebugVariableAggregate>
+    : public DenseMapInfo<DebugVariable> {};
 } // end namespace llvm
 
 #undef DEFINE_MDNODE_GET_UNPACK_IMPL


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