AutoUpgrade: upgrade from scalar TBAA format to struct-path aware TBAA format.
We treat TBAA tags as struct-path aware TBAA format when the first operand
is a MDNode and the tag has 3 or more operands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191593 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AsmParser/LLParser.cpp b/lib/AsmParser/LLParser.cpp
index 336518c..2cf2de6 100644
--- a/lib/AsmParser/LLParser.cpp
+++ b/lib/AsmParser/LLParser.cpp
@@ -19,6 +19,7 @@
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/InlineAsm.h"
#include "llvm/IR/Instructions.h"
+#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Operator.h"
#include "llvm/IR/ValueSymbolTable.h"
@@ -65,6 +66,9 @@
ForwardRefInstMetadata.clear();
}
+ for (unsigned I = 0, E = InstsWithTBAATag.size(); I < E; I++)
+ UpgradeInstWithTBAATag(InstsWithTBAATag[I]);
+
// Handle any function attribute group forward references.
for (std::map<Value*, std::vector<unsigned> >::iterator
I = ForwardRefAttrGroups.begin(), E = ForwardRefAttrGroups.end();
@@ -1427,6 +1431,9 @@
}
}
+ if (MDK == LLVMContext::MD_tbaa)
+ InstsWithTBAATag.push_back(Inst);
+
// If this is the end of the list, we're done.
} while (EatIfPresent(lltok::comma));
return false;