[llvm] [AArch64][SLP] Add NFC test cases for floating point reductions (PR #106507)

[Alexey Bataev via llvm-commits]

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@@ -76,29 +78,6 @@ define void @fast_fp_reductions() {
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %fadd_v4f128 = call reassoc fp128 @llvm.vector.reduce.fadd.v4f128(fp128 undef, <4 x fp128> undef)
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
-; FP16-LABEL: 'fast_fp_reductions'
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alexey-bataev wrote:

same

https://github.com/llvm/llvm-project/pull/106507