[llvm] [RISCV][TTI] Use processShuffleMask for shuffle legalization estimate (PR #136191)

[Alexey Bataev via llvm-commits]

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@@ -1278,3 +1238,7 @@ define half @fmul_4xf16(ptr %p) {
 
   ret half %r2
 }
+;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
+; ZVL128: {{.*}}
+; ZVL256: {{.*}}
+; ZVL512: {{.*}}
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alexey-bataev wrote:

Remove this and the corresponding check labels

https://github.com/llvm/llvm-project/pull/136191