[llvm] [NFC][LV] Refine the lit test case riscv-vector-reverse.ll (PR #149020)

[Luke Lau via llvm-commits]

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@@ -1,400 +1,457 @@
-; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --version 5
-; This is the loop in c++ being vectorize in this file with
-;vector.reverse
-;  #pragma clang loop vectorize_width(4, scalable)
-;  for (int i = N-1; i >= 0; --i)
-;    a[i] = b[i] + 1.0;
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --filter-out-after "for.body:" --version 5
+;; This is the loop in c++ being vectorize in this file with
+;; vector.reverse
+;;  #pragma clang loop vectorize_width(4, scalable)
+;;  for (int i = N-1; i >= 0; --i)
+;;    a[i] = b[i] + 1.0;
 
-; REQUIRES: asserts
-; RUN: opt -passes=loop-vectorize,dce,instcombine -mtriple riscv64-linux-gnu \
-; RUN:   -mattr=+v -debug-only=loop-vectorize,vplan -scalable-vectorization=on \
-; RUN:   -disable-output < %s 2>&1 | FileCheck %s
+; RUN: opt -passes=loop-vectorize -mtriple=riscv64 -mattr=+v \
+; RUN: -riscv-v-vector-bits-min=128 -S < %s \
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lukel97 wrote:

I think `-riscv-v-vector-bits-min=128` is implied by `-mattr=+v`, can we remove it? I landed a change a while ago to remove it from existing tests df387661c4ab53938ea73cbd77a44f98c8f96083

https://github.com/llvm/llvm-project/pull/149020