[llvm] baa77e3 - [LV] Remove some redundant casts (NFC).

[Florian Hahn via llvm-commits]

Author: Florian Hahn
Date: 2025-02-24T21:46:29Z
New Revision: baa77e30f0f2599763f3d6142cc67a96d6e6709b

URL: https://github.com/llvm/llvm-project/commit/baa77e30f0f2599763f3d6142cc67a96d6e6709b
DIFF: https://github.com/llvm/llvm-project/commit/baa77e30f0f2599763f3d6142cc67a96d6e6709b.diff

LOG: [LV] Remove some redundant casts (NFC).

Added: 
    

Modified: 
    llvm/lib/Transforms/Vectorize/VPlan.cpp
    llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Vectorize/VPlan.cpp b/llvm/lib/Transforms/Vectorize/VPlan.cpp
index cd111365c134c..121678b52a9f1 100644
--- a/llvm/lib/Transforms/Vectorize/VPlan.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlan.cpp
@@ -577,8 +577,7 @@ template <typename T> static T *getEnclosingLoopRegionForRegion(T *P) {
     P = P->getParent();
     // Multiple loop regions can be nested, but replicate regions can only be
     // nested inside a loop region or must be outside any other region.
-    assert((!P || !cast<VPRegionBlock>(P)->isReplicator()) &&
-           "unexpected nested replicate regions");
+    assert((!P || !P->isReplicator()) && "unexpected nested replicate regions");
   }
   return P;
 }

diff  --git a/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp b/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
index ce81b2e147df8..8e773272300b1 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
@@ -393,7 +393,7 @@ static bool mergeBlocksIntoPredecessors(VPlan &Plan) {
     for (VPRecipeBase &R : make_early_inc_range(*VPBB))
       R.moveBefore(*PredVPBB, PredVPBB->end());
     VPBlockUtils::disconnectBlocks(PredVPBB, VPBB);
-    auto *ParentRegion = cast_or_null<VPRegionBlock>(VPBB->getParent());
+    auto *ParentRegion = VPBB->getParent();
     if (ParentRegion && ParentRegion->getExiting() == VPBB)
       ParentRegion->setExiting(PredVPBB);
     for (auto *Succ : to_vector(VPBB->successors())) {
@@ -1240,9 +1240,9 @@ bool VPlanTransforms::adjustFixedOrderRecurrences(VPlan &Plan,
       LoopBuilder.setInsertPoint(InsertBlock,
                                  std::next(Previous->getIterator()));
 
-    auto *RecurSplice = cast<VPInstruction>(
+    auto *RecurSplice =
         LoopBuilder.createNaryOp(VPInstruction::FirstOrderRecurrenceSplice,
-                                 {FOR, FOR->getBackedgeValue()}));
+                                 {FOR, FOR->getBackedgeValue()});
 
     FOR->replaceAllUsesWith(RecurSplice);
     // Set the first operand of RecurSplice to FOR again, after replacing