[llvm] [VPlan] Lower safe uniform load to unconditional scalar load (Alt. approach) (PR #217564)

[Shih-Po Hung via llvm-commits]

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+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --version 6
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=2 -force-target-supports-gather-scatter-ops=true -tail-folding-policy=must-fold-tail %s 2>&1 | FileCheck %s --check-prefix=FIXED
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=2 -force-target-supports-gather-scatter-ops=true -tail-folding-policy=must-fold-tail -force-target-supports-scalable-vectors -scalable-vectorization=on %s 2>&1 | FileCheck %s --check-prefix=SCALABLE
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arcbbb wrote:

Updated. Thanks!

https://github.com/llvm/llvm-project/pull/217564