[llvm] [IA] Relax the requirement of having ExtractValue users on deinterleave intrinsic (PR #148716)

[Philip Reames via llvm-commits]

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@@ -256,17 +257,15 @@ static bool isMultipleOfN(const Value *V, const DataLayout &DL, unsigned N) {
 }
 
 bool RISCVTargetLowering::lowerDeinterleaveIntrinsicToLoad(
-    Instruction *Load, Value *Mask,
-    ArrayRef<Value *> DeinterleaveValues) const {
-  const unsigned Factor = DeinterleaveValues.size();
+    Instruction *Load, Value *Mask, IntrinsicInst *DI) const {
+  const unsigned Factor = getDeinterleaveIntrinsicFactor(DI->getIntrinsicID());
+  assert(Factor && "unexpected deinterleaving factor");
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preames wrote:

Redundant assert, already checked in callee.

https://github.com/llvm/llvm-project/pull/148716