[llvm] [LV][VPlan] Use VF VPValue in VPVectorPointerRecipe (PR #110974)

[Florian Hahn via llvm-commits]

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@@ -53,41 +53,42 @@ define void @vector_reverse_i64(ptr nocapture noundef writeonly %A, ptr nocaptur
 ; CHECK-NEXT:  LV: Scalarizing: %cmp = icmp ugt i64 %indvars.iv, 1
 ; CHECK-NEXT:  LV: Scalarizing: %indvars.iv.next = add nsw i64 %indvars.iv, -1
 ; CHECK-NEXT:  VPlan 'Initial VPlan for VF={vscale x 4},UF>=1' {
-; CHECK-NEXT:  Live-in vp<%0> = VF * UF
-; CHECK-NEXT:  Live-in vp<%1> = vector-trip-count
-; CHECK-NEXT:  vp<%2> = original trip-count
+; CHECK-NEXT:  Live-in vp<%0> = VF
+; CHECK-NEXT:  Live-in vp<%1> = VF * UF
+; CHECK-NEXT:  Live-in vp<%2> = vector-trip-count
+; CHECK-NEXT:  vp<%3> = original trip-count
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  ir-bb<for.body.preheader>:
 ; CHECK-NEXT:    IR %0 = zext i32 %n to i64
-; CHECK-NEXT:    EMIT vp<%2> = EXPAND SCEV (zext i32 %n to i64)
+; CHECK-NEXT:    EMIT vp<%3> = EXPAND SCEV (zext i32 %n to i64)
 ; CHECK-NEXT:  No successors
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  vector.ph:
 ; CHECK-NEXT:  Successor(s): vector loop
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  <x1> vector loop: {
 ; CHECK-NEXT:    vector.body:
-; CHECK-NEXT:      EMIT vp<%3> = CANONICAL-INDUCTION ir<0>, vp<%8>
-; CHECK-NEXT:      vp<%4> = DERIVED-IV ir<%n> + vp<%3> * ir<-1>
-; CHECK-NEXT:      vp<%5> = SCALAR-STEPS vp<%4>, ir<-1>
-; CHECK-NEXT:      CLONE ir<%i.0> = add nsw vp<%5>, ir<-1>
+; CHECK-NEXT:      EMIT vp<%4> = CANONICAL-INDUCTION ir<0>, vp<%9>
+; CHECK-NEXT:      vp<%5> = DERIVED-IV ir<%n> + vp<%4> * ir<-1>
+; CHECK-NEXT:      vp<%6> = SCALAR-STEPS vp<%5>, ir<-1>
+; CHECK-NEXT:      CLONE ir<%i.0> = add nsw vp<%6>, ir<-1>
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fhahn wrote:

Would it be possible to update the test to use patterns for the VPValue numbers separately, to avoid the unrelated changes?

https://github.com/llvm/llvm-project/pull/110974