[llvm] 7392131 - [VPlan] Improve code in VPlanPredicator (NFC) (#150416)

[via llvm-commits]

Author: Ramkumar Ramachandra
Date: 2025-07-25T11:50:19+01:00
New Revision: 7392131acfcd2cf78c95bee2b68bb2a66d20e73f

URL: https://github.com/llvm/llvm-project/commit/7392131acfcd2cf78c95bee2b68bb2a66d20e73f
DIFF: https://github.com/llvm/llvm-project/commit/7392131acfcd2cf78c95bee2b68bb2a66d20e73f.diff

LOG: [VPlan] Improve code in VPlanPredicator (NFC) (#150416)

Added: 
    

Modified: 
    llvm/lib/Transforms/Vectorize/VPlanPredicator.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Vectorize/VPlanPredicator.cpp b/llvm/lib/Transforms/Vectorize/VPlanPredicator.cpp
index f0cab79197b4d..fc8458ce0ce8e 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanPredicator.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlanPredicator.cpp
@@ -184,8 +184,7 @@ void VPPredicator::createSwitchEdgeMasks(VPInstruction *SI) {
   VPValue *Cond = SI->getOperand(0);
   VPBasicBlock *DefaultDst = cast<VPBasicBlock>(Src->getSuccessors()[0]);
   MapVector<VPBasicBlock *, SmallVector<VPValue *>> Dst2Compares;
-  for (const auto &[Idx, Succ] :
-       enumerate(ArrayRef(Src->getSuccessors()).drop_front())) {
+  for (const auto &[Idx, Succ] : enumerate(drop_begin(Src->getSuccessors()))) {
     VPBasicBlock *Dst = cast<VPBasicBlock>(Succ);
     assert(!getEdgeMask(Src, Dst) && "Edge masks already created");
     //  Cases whose destination is the same as default are redundant and can
@@ -206,7 +205,7 @@ void VPPredicator::createSwitchEdgeMasks(VPInstruction *SI) {
     // cases with destination == Dst are taken. Join the conditions for each
     // case whose destination == Dst using an OR.
     VPValue *Mask = Conds[0];
-    for (VPValue *V : ArrayRef<VPValue *>(Conds).drop_front())
+    for (VPValue *V : drop_begin(Conds))
       Mask = Builder.createOr(Mask, V);
     if (SrcMask)
       Mask = Builder.createLogicalAnd(SrcMask, Mask);