================
@@ -982,6 +1037,92 @@ void VPlan::updateDominatorTree(DominatorTree *DT,
BasicBlock *LoopHeaderBB,
assert(DT->verify(DominatorTree::VerificationLevel::Fast));
}
+static void remapOperands(VPBlockBase *Entry, VPBlockBase *NewEntry,
+ DenseMap<VPValue *, VPValue *> &Old2NewVPValues) {
+ // Update the operands of all cloned recipes starting at NewEntry. This
+ // traverses all reachable blocks. This is done in two steps, to handle
cycles
+ // in PHI recipes.
+ ReversePostOrderTraversal<VPBlockDeepTraversalWrapper<VPBlockBase *>>
+ OldDeepRPOT(Entry);
+ ReversePostOrderTraversal<VPBlockDeepTraversalWrapper<VPBlockBase *>>
+ NewDeepRPOT(NewEntry);
+ // First, collect all mappings from old to new VPValues defined by cloned
+ // recipes.
+ for (const auto &[OldBB, NewBB] :
+ zip(VPBlockUtils::blocksOnly<VPBasicBlock>(OldDeepRPOT),
+ VPBlockUtils::blocksOnly<VPBasicBlock>(NewDeepRPOT))) {
+ assert(OldBB->getRecipeList().size() == NewBB->getRecipeList().size() &&
+ "blocks must have the same number of recipes");
+
----------------
fhahn wrote:
Removed, thanks!
https://github.com/llvm/llvm-project/pull/73158
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