add ability for clients of SSAUpdater to find out about the
PHI nodes inserted.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83744 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Utils/SSAUpdater.cpp b/lib/Transforms/Utils/SSAUpdater.cpp
index 294d9aa..2fb742b 100644
--- a/lib/Transforms/Utils/SSAUpdater.cpp
+++ b/lib/Transforms/Utils/SSAUpdater.cpp
@@ -33,7 +33,8 @@
}
-SSAUpdater::SSAUpdater() : AV(0), PrototypeValue(0), IPI(0) {}
+SSAUpdater::SSAUpdater(SmallVectorImpl<PHINode*> *NewPHI)
+ : AV(0), PrototypeValue(0), IPI(0), InsertedPHIs(NewPHI) {}
SSAUpdater::~SSAUpdater() {
delete &getAvailableVals(AV);
@@ -158,6 +159,10 @@
InsertedPHI->eraseFromParent();
return ConstVal;
}
+
+ // If the client wants to know about all new instructions, tell it.
+ if (InsertedPHIs) InsertedPHIs->push_back(InsertedPHI);
+
DEBUG(errs() << " Inserted PHI: " << *InsertedPHI << "\n");
return InsertedPHI;
}
@@ -313,6 +318,9 @@
InsertedVal = ConstVal;
} else {
DEBUG(errs() << " Inserted PHI: " << *InsertedPHI << "\n");
+
+ // If the client wants to know about all new instructions, tell it.
+ if (InsertedPHIs) InsertedPHIs->push_back(InsertedPHI);
}
return InsertedVal;