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-rw-r--r--llvm/lib/Transforms/Utils/Local.cpp8
1 files changed, 7 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Utils/Local.cpp b/llvm/lib/Transforms/Utils/Local.cpp
index b74d2e8..d574095 100644
--- a/llvm/lib/Transforms/Utils/Local.cpp
+++ b/llvm/lib/Transforms/Utils/Local.cpp
@@ -3391,6 +3391,11 @@ void llvm::combineMetadata(Instruction *K, const Instruction *J,
if (DoesKMove)
K->setMetadata(Kind, MDNode::getMergedProfMetadata(KMD, JMD, K, J));
break;
+ case LLVMContext::MD_noalias_addrspace:
+ if (DoesKMove)
+ K->setMetadata(Kind,
+ MDNode::getMostGenericNoaliasAddrspace(JMD, KMD));
+ break;
}
}
// Set !invariant.group from J if J has it. If both instructions have it
@@ -3432,7 +3437,8 @@ void llvm::combineMetadataForCSE(Instruction *K, const Instruction *J,
LLVMContext::MD_prof,
LLVMContext::MD_nontemporal,
LLVMContext::MD_noundef,
- LLVMContext::MD_mmra};
+ LLVMContext::MD_mmra,
+ LLVMContext::MD_noalias_addrspace};
combineMetadata(K, J, KnownIDs, KDominatesJ);
}