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https://github.com/c64scene-ar/llvm-6502.git
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Read and write NamedMDNode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77517 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -495,6 +495,7 @@ static void WriteModuleMetadata(const ValueEnumerator &VE,
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const ValueEnumerator::ValueList &Vals = VE.getValues();
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bool StartedMetadataBlock = false;
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unsigned MDSAbbrev = 0;
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unsigned String8Abbrev = 0;
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SmallVector<uint64_t, 64> Record;
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for (unsigned i = 0, e = Vals.size(); i != e; ++i) {
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@ -525,6 +526,33 @@ static void WriteModuleMetadata(const ValueEnumerator &VE,
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// Emit the finished record.
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Stream.EmitRecord(bitc::METADATA_STRING, Record, MDSAbbrev);
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Record.clear();
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} else if (const NamedMDNode *NMD = dyn_cast<NamedMDNode>(Vals[i].first)) {
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if (!StartedMetadataBlock) {
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Stream.EnterSubblock(bitc::METADATA_BLOCK_ID, 3);
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StartedMetadataBlock = true;
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BitCodeAbbrev *Abbv = new BitCodeAbbrev();
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Abbv->Add(BitCodeAbbrevOp(bitc::CST_CODE_STRING));
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Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array));
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Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 8));
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String8Abbrev = Stream.EmitAbbrev(Abbv);
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}
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// Write name.
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const char *StrBegin = NMD->getName().data();
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for (unsigned i = 0, e = NMD->getName().size(); i != e; ++i)
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Record.push_back(StrBegin[i]);
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Stream.EmitRecord(bitc::METADATA_NAME, Record, String8Abbrev);
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Record.clear();
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// Write named metadata elements.
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for (unsigned i = 0, e = NMD->getNumElements(); i != e; ++i) {
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if (NMD->getElement(i))
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Record.push_back(VE.getValueID(NMD->getElement(i)));
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else
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Record.push_back(0);
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}
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Stream.EmitRecord(bitc::METADATA_NAMED_NODE, Record, 0);
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Record.clear();
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}
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}
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@ -578,7 +606,7 @@ static void WriteConstants(unsigned FirstVal, unsigned LastVal,
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const Type *LastTy = 0;
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for (unsigned i = FirstVal; i != LastVal; ++i) {
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const Value *V = Vals[i].first;
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if (isa<MDString>(V) || isa<MDNode>(V))
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if (isa<MetadataBase>(V))
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continue;
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// If we need to switch types, do so now.
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if (V->getType() != LastTy) {
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