[llvm] [NewPM] Adds a port for AArch64PostLegalizerLowering (PR #190718)

[Anshul Nigham via llvm-commits]

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@@ -101,6 +102,19 @@ class AArch64PreLegalizerCombinerPass
                         MachineFunctionAnalysisManager &MFAM);
 };
 
+class AArch64PostLegalizerLoweringPass
+    : public PassInfoMixin<AArch64PostLegalizerLoweringPass> {
+  std::unique_ptr<AArch64PostLegalizerLoweringImplRuleConfig> RuleConfig;
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nigham wrote:

We'll need to include the full type in the header via tablegen includes, which I wanted to avoid.

https://github.com/llvm/llvm-project/pull/190718