================
@@ -179,7 +179,18 @@ FunctionPass *createX86LowerAMXTypeLegacyPass();
/// The pass transforms amx intrinsics to scalar operation if the function has
/// optnone attribute or it is O0.
-FunctionPass *createX86LowerAMXIntrinsicsPass();
+class X86LowerAMXIntrinsicsPass
+ : public PassInfoMixin<X86LowerAMXIntrinsicsPass> {
+private:
+ const TargetMachine *TM;
+
+public:
+ X86LowerAMXIntrinsicsPass(const TargetMachine *TM) : TM(TM) {}
+ PreservedAnalyses run(Function &F, FunctionAnalysisManager &FAM);
+ static bool isRequired() { return true; }
----------------
arsenm wrote:
I don't really understand the circumstances when this pass is supposed to run.
It took all possible strategies for controlling a pass and used all of them.
This "only run for different flavors of -O0, except not by default" seems very
unsound
https://github.com/llvm/llvm-project/pull/165113
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