Add Loop contains utility methods for testing whether a loop
contains another loop, or an instruction. The loop form is
substantially more efficient on large loops than the typical
code it replaces.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91654 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/LICM.cpp b/lib/Transforms/Scalar/LICM.cpp
index 42a8fdc..99f3ae0 100644
--- a/lib/Transforms/Scalar/LICM.cpp
+++ b/lib/Transforms/Scalar/LICM.cpp
@@ -433,7 +433,7 @@
if (PN->getIncomingValue(i) == &I)
if (CurLoop->contains(PN->getIncomingBlock(i)))
return false;
- } else if (CurLoop->contains(User->getParent())) {
+ } else if (CurLoop->contains(User)) {
return false;
}
}
@@ -831,7 +831,7 @@
UI != UE; ++UI) {
// Ignore instructions not in this loop.
Instruction *Use = dyn_cast<Instruction>(*UI);
- if (!Use || !CurLoop->contains(Use->getParent()))
+ if (!Use || !CurLoop->contains(Use))
continue;
if (!isa<LoadInst>(Use) && !isa<StoreInst>(Use)) {