[llvm] [VPlan] Update scalar induction resume values in VPlan. (PR #110577)

[via llvm-commits]

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@@ -171,6 +171,7 @@ define void @interleave_single_load_store(ptr %src, ptr %dst, i64 %N, i8 %a, i8
 ; INTERLEAVE-2-NEXT:    [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp ult i64 [[N_VEC_REMAINING]], 8
 ; INTERLEAVE-2-NEXT:    br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]]
 ; INTERLEAVE-2:       vec.epilog.ph:
+; INTERLEAVE-2-NEXT:    [[VEC_EPILOG_RESUME_VAL1:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ]
 ; INTERLEAVE-2-NEXT:    [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ]
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ayalz wrote:

(some replicated phi's are added)

https://github.com/llvm/llvm-project/pull/110577