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[memprof] Construct MemProfReader with IndexedMemProfData #117022

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Merged
merged 1 commit into from
Nov 20, 2024
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[memprof] Construct MemProfReader with IndexedMemProfData #117022

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2 changes: 2 additions & 0 deletions llvm/include/llvm/ProfileData/MemProfReader.h
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Original file line number Diff line number Diff line change
Expand Up @@ -117,6 +117,8 @@ class MemProfReader {
virtual ~MemProfReader() = default;

// Initialize the MemProfReader with the frame mappings and profile contents.
LLVM_DEPRECATED("Construct MemProfReader with IndexedMemProfData",
"MemProfReader")
MemProfReader(
llvm::DenseMap<FrameId, Frame> FrameIdMap,
llvm::MapVector<GlobalValue::GUID, IndexedMemProfRecord> ProfData);
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20 changes: 10 additions & 10 deletions llvm/unittests/ProfileData/MemProfTest.cpp
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Expand Up @@ -454,26 +454,26 @@ TEST(MemProf, SymbolizationFilter) {
}

TEST(MemProf, BaseMemProfReader) {
llvm::DenseMap<FrameId, Frame> FrameIdMap;
llvm::memprof::IndexedMemProfData MemProfData;
Frame F1(/*Hash=*/IndexedMemProfRecord::getGUID("foo"), /*LineOffset=*/20,
/*Column=*/5, /*IsInlineFrame=*/true);
Frame F2(/*Hash=*/IndexedMemProfRecord::getGUID("bar"), /*LineOffset=*/10,
/*Column=*/2, /*IsInlineFrame=*/false);
FrameIdMap.insert({F1.hash(), F1});
FrameIdMap.insert({F2.hash(), F2});
MemProfData.Frames.insert({F1.hash(), F1});
MemProfData.Frames.insert({F2.hash(), F2});

llvm::SmallVector<FrameId> CallStack{F1.hash(), F2.hash()};
CallStackId CSId = llvm::memprof::hashCallStack(CallStack);
MemProfData.CallStacks.try_emplace(CSId, CallStack);

llvm::MapVector<llvm::GlobalValue::GUID, IndexedMemProfRecord> ProfData;
IndexedMemProfRecord FakeRecord;
MemInfoBlock Block;
Block.AllocCount = 1U, Block.TotalAccessDensity = 4,
Block.TotalLifetime = 200001;
std::array<FrameId, 2> CallStack{F1.hash(), F2.hash()};
FakeRecord.AllocSites.emplace_back(
/*CS=*/CallStack, /*CSId=*/llvm::memprof::hashCallStack(CallStack),
/*MB=*/Block);
ProfData.insert({F1.hash(), FakeRecord});
FakeRecord.AllocSites.emplace_back(/*CSId=*/CSId, /*MB=*/Block);
MemProfData.Records.insert({F1.hash(), FakeRecord});

MemProfReader Reader(FrameIdMap, ProfData);
MemProfReader Reader(MemProfData);

llvm::SmallVector<MemProfRecord, 1> Records;
for (const auto &KeyRecordPair : Reader) {
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