[llvm] [Tests][LV][AArch64] Pre-commit tests for changing loop interleaving count computation for loops that need to run scalar iterations (PR #79640)

[Florian Hahn via llvm-commits]

================
@@ -0,0 +1,132 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
+; RUN: opt < %s -force-target-max-vector-interleave=8 -p loop-vectorize -S 2>&1 | FileCheck %s
+; RUN: opt < %s -force-target-max-vector-interleave=8 -p loop-vectorize -pass-remarks=loop-vectorize -disable-output -S 2>&1 | FileCheck %s -check-prefix=CHECK-REMARKS
+
+target triple = "aarch64-linux-gnu"
+
+%pair = type { i8, i8 }
+
+; For this loop with known TC of 128, when the auto-vectorizer chooses VF 16, it should choose
----------------
fhahn wrote:

What additional coverage do those tests add vs the ones added in the other files?

https://github.com/llvm/llvm-project/pull/79640