[llvm] [X86] Support lowering for APX promoted BMI instructions. (PR #77433)

[Shengchen Kan via llvm-commits]

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@@ -1338,15 +1338,23 @@ defm ANDN32 : AndN<Xi32, "_EVEX">, EVEX, Requires<[HasBMI, HasEGPR, In64BitMode]
 defm ANDN64 : AndN<Xi64, "_EVEX">, EVEX, REX_W, Requires<[HasBMI, HasEGPR, In64BitMode]>;
 }
 
-let Predicates = [HasBMI], AddedComplexity = -6 in {
+multiclass Andn_patterns<string Suffix = ""> {
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KanRobert wrote:

Andn_patterns -> Andn_Pats

https://github.com/llvm/llvm-project/pull/77433