[llvm] [X86] Avoid shl->mul lowbit-isolate fold on Zen when unprofitable (PR #217776)

[Simon Pilgrim via llvm-commits]

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@@ -28,6 +28,7 @@
 #include "llvm/Analysis/BlockFrequencyInfo.h"
 #include "llvm/Analysis/ProfileSummaryInfo.h"
 #include "llvm/Analysis/VectorUtils.h"
+#include "llvm/CodeGen/ISDOpcodes.h"
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RKSimon wrote:

unnecessary

https://github.com/llvm/llvm-project/pull/217776