[llvm] [NFC][RISCV] Unify all zvfbfa vl patterns and sd node patterns (PR #171072)

[Craig Topper via llvm-commits]

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@@ -2555,16 +2601,21 @@ defm : VPatNConvertI2FPVL_W_RM<any_riscv_sint_to_fp_vl, "PseudoVFNCVT_F_X_W">;
 defm : VPatNConvertI2FP_RM_VL_W<riscv_vfcvt_rm_f_xu_vl, "PseudoVFNCVT_F_XU_W">;
 defm : VPatNConvertI2FP_RM_VL_W<riscv_vfcvt_rm_f_x_vl, "PseudoVFNCVT_F_X_W">;
 
-foreach fvtiToFWti = AllWidenableFloatVectors in {
+foreach fvtiToFWti = AllWidenableFloatAndBF16Vectors in {
   defvar fvti = fvtiToFWti.Vti;
   defvar fwti = fvtiToFWti.Wti;
   // Define vfncvt.f.f.w for f16 when Zvfhmin is enable.
-  let Predicates = !listconcat(GetVTypeMinimalPredicates<fvti>.Predicates,
-                               GetVTypeMinimalPredicates<fwti>.Predicates) in {
+  // Define vfncvtbf16.f.f.w for bf16 when Zvfbfmin is enable.
----------------
topperc wrote:

```suggestion
  // Define vfncvtbf16.f.f.w for bf16 when Zvfbfmin is enabled.
```

https://github.com/llvm/llvm-project/pull/171072