[llvm] [LV] Vectorize uncountable early exit store loops with combined conditions (PR #205109)

[Florian Hahn via llvm-commits]

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@@ -3005,6 +3005,119 @@ void VPlanTransforms::createInterleaveGroups(
   }
 }
 
+/// Matches an exit condition formed by comparing a value loaded from memory
+/// with a loop-invariant term. Binds the comparison for the condition.
+static auto m_Uncountable(VPValue *&Cond) {
+  return m_VPValue(
+      Cond,
+      m_c_Cmp(m_VPInstruction<Instruction::Load>(m_VPValue()), m_LiveIn()));
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fhahn wrote:

It looks like `matchUncountableExitCondition` matches `m_c_ICmp`, should it also match `m_c_Cmp`?

https://github.com/llvm/llvm-project/pull/205109