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path: root/llvm/lib/Transforms/Utils/LoopRotationUtils.cpp
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Diffstat (limited to 'llvm/lib/Transforms/Utils/LoopRotationUtils.cpp')
-rw-r--r--llvm/lib/Transforms/Utils/LoopRotationUtils.cpp7
1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/Transforms/Utils/LoopRotationUtils.cpp b/llvm/lib/Transforms/Utils/LoopRotationUtils.cpp
index 1a9eaf24..d81db56 100644
--- a/llvm/lib/Transforms/Utils/LoopRotationUtils.cpp
+++ b/llvm/lib/Transforms/Utils/LoopRotationUtils.cpp
@@ -435,6 +435,8 @@ bool LoopRotate::rotateLoop(Loop *L, bool SimplifiedLatch) {
// Otherwise, create a duplicate of the instruction.
Instruction *C = Inst->clone();
+ C->insertBefore(LoopEntryBranch);
+
++NumInstrsDuplicated;
// Eagerly remap the operands of the instruction.
@@ -444,7 +446,7 @@ bool LoopRotate::rotateLoop(Loop *L, bool SimplifiedLatch) {
// Avoid inserting the same intrinsic twice.
if (auto *DII = dyn_cast<DbgVariableIntrinsic>(C))
if (DbgIntrinsics.count(makeHash(DII))) {
- C->deleteValue();
+ C->eraseFromParent();
continue;
}
@@ -457,7 +459,7 @@ bool LoopRotate::rotateLoop(Loop *L, bool SimplifiedLatch) {
// in the map.
InsertNewValueIntoMap(ValueMap, Inst, V);
if (!C->mayHaveSideEffects()) {
- C->deleteValue();
+ C->eraseFromParent();
C = nullptr;
}
} else {
@@ -466,7 +468,6 @@ bool LoopRotate::rotateLoop(Loop *L, bool SimplifiedLatch) {
if (C) {
// Otherwise, stick the new instruction into the new block!
C->setName(Inst->getName());
- C->insertBefore(LoopEntryBranch);
if (auto *II = dyn_cast<AssumeInst>(C))
AC->registerAssumption(II);