[llvm] [X86][CodeGen] Support folding memory broadcast in X86InstrInfo::foldMemoryOperandImpl (PR #79761)

[Shengchen Kan via llvm-commits]

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@@ -8191,7 +8330,11 @@ bool X86InstrInfo::unfoldMemoryOperand(
   unsigned Index = I->Flags & TB_INDEX_MASK;
   bool FoldedLoad = I->Flags & TB_FOLDED_LOAD;
   bool FoldedStore = I->Flags & TB_FOLDED_STORE;
-  bool FoldedBCast = I->Flags & TB_FOLDED_BCAST;
+  unsigned BCastType = I->Flags & TB_FOLDED_BCAST;
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KanRobert wrote:

It seems we should use `TB_BCAST_MASK` instead of `TB_FOLDED_BCAST` here, I will fix.

https://github.com/llvm/llvm-project/pull/79761