Revert r112091, "Remap metadata attached to instructions when remapping
individual ...", which depends on r111922, which I am reverting.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112157 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Utils/CloneModule.cpp b/lib/Transforms/Utils/CloneModule.cpp
index c54edf6..25083ad 100644
--- a/lib/Transforms/Utils/CloneModule.cpp
+++ b/lib/Transforms/Utils/CloneModule.cpp
@@ -132,5 +132,20 @@
NewNMD->addOperand(cast<MDNode>(MapValue(NMD.getOperand(i), VMap)));
}
+ // Update metadata attach with instructions.
+ for (Module::iterator MI = New->begin(), ME = New->end(); MI != ME; ++MI)
+ for (Function::iterator FI = MI->begin(), FE = MI->end();
+ FI != FE; ++FI)
+ for (BasicBlock::iterator BI = FI->begin(), BE = FI->end();
+ BI != BE; ++BI) {
+ SmallVector<std::pair<unsigned, MDNode *>, 4 > MDs;
+ BI->getAllMetadata(MDs);
+ for (SmallVector<std::pair<unsigned, MDNode *>, 4>::iterator
+ MDI = MDs.begin(), MDE = MDs.end(); MDI != MDE; ++MDI) {
+ Value *MappedValue = MapValue(MDI->second, VMap);
+ if (MDI->second != MappedValue && MappedValue)
+ BI->setMetadata(MDI->first, cast<MDNode>(MappedValue));
+ }
+ }
return New;
}