[llvm-branch-commits] [X86][NewPM] Port X86PartialReduction to NewPM (PR #166048)

[Matt Arsenault via llvm-branch-commits]

================
@@ -158,7 +158,16 @@ FunctionPass *createX86InsertX87waitPass();
 /// This pass optimizes arithmetic based on knowledge that is only used by
 /// a reduction sequence and is therefore safe to reassociate in interesting
 /// ways.
-FunctionPass *createX86PartialReductionPass();
+class X86PartialReductionPass : public PassInfoMixin<X86PartialReductionPass> {
+private:
+  const TargetMachine *TM;
+
+public:
+  X86PartialReductionPass(const TargetMachine *TM) : TM(TM) {}
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arsenm wrote:

```suggestion
  X86PartialReductionPass(const X86TargetMachine *TM) : TM(TM) {}
```

https://github.com/llvm/llvm-project/pull/166048