[llvm] [RISCV] Exclude LPAD in machine outliner (PR #157220)

[Ming-Yi Lai via llvm-commits]

================
@@ -3511,6 +3511,10 @@ RISCVInstrInfo::getOutliningTypeImpl(const MachineModuleInfo &MMI,
       return outliner::InstrType::Illegal;
   }
 
+  // LPADs should not be outlined too
----------------
mylai-mtk wrote:

This comment is also redundant.

https://github.com/llvm/llvm-project/pull/157220