[llvm] [X86] Add i8 CTPOP lowering using i32 MUL (PR #79989)

[via llvm-commits]

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git-clang-format --diff ea2984287d91b96f5e2cc0aa66d146d6dbd1d1bb 618e28224775186af3e0d219eebeb8fae1c8acc8 -- llvm/lib/Target/X86/X86ISelLowering.cpp
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View the diff from clang-format here.
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diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index de2df5c036..8315745f57 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -427,7 +427,7 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM,
     // on the dest that popcntl hasn't had since Cannon Lake.
     setOperationPromotedToType(ISD::CTPOP, MVT::i16, MVT::i32);
   } else {
-    setOperationAction(ISD::CTPOP          , MVT::i8   , Custom);
+    setOperationAction(ISD::CTPOP, MVT::i8, Custom);
     setOperationAction(ISD::CTPOP          , MVT::i16  , Expand);
     setOperationAction(ISD::CTPOP          , MVT::i32  , Expand);
     if (Subtarget.is64Bit())

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https://github.com/llvm/llvm-project/pull/79989