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[SLP] NFC. Add assert for shouldBroadcast and canBeVectorized. #119327

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Merged
merged 1 commit into from
Dec 10, 2024
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[SLP] NFC. Add assert for shouldBroadcast and canBeVectorized. #119327

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4 changes: 4 additions & 0 deletions llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2460,6 +2460,8 @@ class BoUpSLP {
/// the whole vector (it is mixed with constants or loop invariant values).
/// Note: This modifies the 'IsUsed' flag, so a cleanUsed() must follow.
bool shouldBroadcast(Value *Op, unsigned OpIdx, unsigned Lane) {
assert(Op == getValue(OpIdx, Lane) &&
"Op is expected to be getValue(OpIdx, Lane).");
// Small number of loads - try load matching.
if (isa<LoadInst>(Op) && getNumLanes() == 2 && getNumOperands() == 2)
return false;
Expand Down Expand Up @@ -2517,6 +2519,8 @@ class BoUpSLP {
/// Checks if there is at least single compatible operand in lanes other
/// than \p Lane, compatible with the operand \p Op.
bool canBeVectorized(Instruction *Op, unsigned OpIdx, unsigned Lane) const {
assert(Op == getValue(OpIdx, Lane) &&
"Op is expected to be getValue(OpIdx, Lane).");
bool OpAPO = getData(OpIdx, Lane).APO;
for (unsigned Ln = 0, Lns = getNumLanes(); Ln != Lns; ++Ln) {
if (Ln == Lane)
Expand Down
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