[llvm] [X86][tablgen] Auto-gen broadcast tables (PR #73654)

[Shengchen Kan via llvm-commits]

================
@@ -148,12 +177,19 @@ class X86FoldTablesEmitter {
   //
   // Table#i - Holds instructions which the their memory form
   //           performs a load OR a store, and their #i'th operand is folded.
+  //
+  // BroadcastTable#i - Holds instructions which the their memory form performs
+  //                    a broadcat load and their #i'th operand is folded.
----------------
KanRobert wrote:

Done.

https://github.com/llvm/llvm-project/pull/73654