diff options
Diffstat (limited to 'llvm/lib/Bitcode')
| -rw-r--r-- | llvm/lib/Bitcode/Reader/BitcodeReader.cpp | 8 | ||||
| -rw-r--r-- | llvm/lib/Bitcode/Writer/BitcodeWriter.cpp | 4 |
2 files changed, 10 insertions, 2 deletions
diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp index 7c7eebde1df..1792f8b8dd4 100644 --- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp +++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp @@ -1106,6 +1106,7 @@ std::error_code BitcodeReader::ParseMetadata() { // Read a record. Record.clear(); unsigned Code = Stream.readRecord(Entry.ID, Record); + bool IsDistinct = false; switch (Code) { default: // Default behavior: ignore. break; @@ -1196,12 +1197,17 @@ std::error_code BitcodeReader::ParseMetadata() { NextMDValueNo++); break; } + case bitc::METADATA_DISTINCT_NODE: + IsDistinct = true; + // fallthrough... case bitc::METADATA_NODE: { SmallVector<Metadata *, 8> Elts; Elts.reserve(Record.size()); for (unsigned ID : Record) Elts.push_back(ID ? MDValueList.getValueFwdRef(ID - 1) : nullptr); - MDValueList.AssignValue(MDNode::get(Context, Elts), NextMDValueNo++); + MDValueList.AssignValue(IsDistinct ? MDNode::getDistinct(Context, Elts) + : MDNode::get(Context, Elts), + NextMDValueNo++); break; } case bitc::METADATA_STRING: { diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp index 2eb67219c8a..8152799bbce 100644 --- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp +++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp @@ -773,7 +773,9 @@ static void WriteMDNode(const MDNode *N, assert(!isa<LocalAsMetadata>(MD) && "Unexpected function-local metadata"); Record.push_back(VE.getMetadataID(MD) + 1); } - Stream.EmitRecord(bitc::METADATA_NODE, Record); + Stream.EmitRecord(N->isDistinct() ? bitc::METADATA_DISTINCT_NODE + : bitc::METADATA_NODE, + Record); Record.clear(); } |
